Merge remote-tracking branch 'origin/develop' into master

# Conflicts:
#	pom.xml
#	src/main/java/world/bentobox/bentobox/blueprints/BlueprintPaster.java
#	src/main/java/world/bentobox/bentobox/database/objects/Island.java
#	src/main/java/world/bentobox/bentobox/versions/ServerCompatibility.java

.github/workflows/build.yml

@@ -13,11 +13,11 @@ jobs:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
-      - name: Set up JDK 16
+      - name: Set up JDK 17
         uses: actions/setup-java@v2
         with:
           distribution: 'adopt'
-          java-version: '16'
+          java-version: '17'
       - name: Cache SonarCloud packages
         uses: actions/cache@v2
         with:

pom.xml

@@ -63,27 +63,26 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>16</java.version>
+        <java.version>17</java.version>
         <!-- Non-minecraft related dependencies -->
         <powermock.version>2.0.9</powermock.version>
         <mongodb.version>3.12.8</mongodb.version>
         <!-- More visible way to change dependency versions -->
-        <spigot.version>1.18-R0.1-SNAPSHOT</spigot.version>
+        <spigot.version>1.19.2-R0.1-SNAPSHOT</spigot.version>
         <!-- Might differ from the last Spigot release for short periods 
             of time -->
-        <paper.version>1.16.5-R0.1-SNAPSHOT</paper.version>
+        <paper.version>1.19-R0.1-SNAPSHOT</paper.version>
         <bstats.version>2.2.1</bstats.version>
         <vault.version>1.7</vault.version>
         <placeholderapi.version>2.10.9</placeholderapi.version>
         <githubapi.version>d5f5e0bbd8</githubapi.version>
         <dynmap.version>3.0-SNAPSHOT</dynmap.version>
-        <worldedit.version>7.2.5</worldedit.version>
         <!-- Revision variable removes warning about dynamic version -->
         <revision>${build.version}-SNAPSHOT</revision>
         <!-- Do not change unless you want different name for local builds. -->
         <build.number>-LOCAL</build.number>
         <!-- This allows to change between versions. -->
-        <build.version>1.20.1</build.version>
+        <build.version>1.21.0</build.version>
         <sonar.organization>bentobox-world</sonar.organization>
         <sonar.host.url>https://sonarcloud.io</sonar.host.url>
     </properties>
@@ -158,13 +157,9 @@
             <id>dynmap-repo</id>
             <url>https://repo.mikeprimm.com/</url>
         </repository>
-        <repository>
-            <id>worldedit-repo</id>
-            <url>https://maven.sk89q.com/repo/</url>
-        </repository>
         <repository>
             <id>papermc</id>
-            <url>https://papermc.io/repo/repository/maven-public/</url>
+            <url>https://repo.papermc.io/repository/maven-public/</url>
         </repository>
         <repository>
             <!-- This is a temporary reference as the Maven Shade plugin 
@@ -176,6 +171,11 @@
             <id>minecraft-repo</id>
             <url>https://libraries.minecraft.net/</url>
         </repository>
+        <!-- Spigot NMS required for world regeneration :( -->
+        <repository>
+            <id>nms-repo</id>
+            <url>https://repo.codemc.io/repository/nms/</url>
+        </repository>
     </repositories>
 
     <dependencies>
@@ -188,7 +188,7 @@
         </dependency>
         <!-- Paper API -->
         <dependency>
-            <groupId>com.destroystokyo.paper</groupId>
+            <groupId>io.papermc.paper</groupId>
             <artifactId>paper-api</artifactId>
             <version>${paper.version}</version>
             <scope>provided</scope>
@@ -230,11 +230,13 @@
             <groupId>org.mongodb</groupId>
             <artifactId>mongodb-driver</artifactId>
             <version>${mongodb.version}</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>postgresql</groupId>
             <artifactId>postgresql</artifactId>
             <version>9.1-901-1.jdbc4</version>
+            <scope>provided</scope>
         </dependency>
         <!-- Vault: as their maven repo is down, we need to get it from jitpack -->
         <!-- See https://github.com/MilkBowl/VaultAPI/issues/69 -->
@@ -258,12 +260,6 @@
             <version>${dynmap.version}</version>
             <scope>provided</scope>
         </dependency>
-        <dependency>
-            <groupId>com.sk89q.worldedit</groupId>
-            <artifactId>worldedit-core</artifactId>
-            <version>${worldedit.version}</version>
-            <scope>provided</scope>
-        </dependency>
         <!-- Shaded APIs -->
         <dependency>
             <groupId>com.github.TheBusyBiscuit</groupId>
@@ -346,7 +342,7 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.8.1</version>
                 <configuration>
-                    <release>16</release>
+                    <release>${java.version}</release>
                     <!-- <source>${java.version}</source> <target>${java.version}</target> -->
                 </configuration>
             </plugin>
@@ -396,7 +392,7 @@
                 <artifactId>maven-javadoc-plugin</artifactId>
                 <version>3.3.0</version>
                 <configuration>
-                    <source>16</source>
+                    <source>${java.version}</source>
                     <show>private</show>
                     <failOnError>false</failOnError>
                     <additionalJOption>-Xdoclint:none</additionalJOption>

src/main/java/world/bentobox/bentobox/BentoBox.java

@@ -19,7 +19,6 @@ import world.bentobox.bentobox.api.user.Notifier;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.commands.BentoBoxCommand;
 import world.bentobox.bentobox.database.DatabaseSetup;
-import world.bentobox.bentobox.hooks.DynmapHook;
 import world.bentobox.bentobox.hooks.MultiverseCoreHook;
 import world.bentobox.bentobox.hooks.VaultHook;
 import world.bentobox.bentobox.hooks.placeholders.PlaceholderAPIHook;
@@ -28,7 +27,8 @@ import world.bentobox.bentobox.listeners.BlockEndDragon;
 import world.bentobox.bentobox.listeners.DeathListener;
 import world.bentobox.bentobox.listeners.JoinLeaveListener;
 import world.bentobox.bentobox.listeners.PanelListenerManager;
-import world.bentobox.bentobox.listeners.PortalTeleportationListener;
+import world.bentobox.bentobox.listeners.teleports.EntityTeleportListener;
+import world.bentobox.bentobox.listeners.teleports.PlayerTeleportListener;
 import world.bentobox.bentobox.listeners.StandardSpawnProtectionListener;
 import world.bentobox.bentobox.managers.AddonsManager;
 import world.bentobox.bentobox.managers.BlueprintsManager;
@@ -227,8 +227,8 @@ public class BentoBox extends JavaPlugin {
         hooksManager.registerHook(new MultiverseCoreHook());
         islandWorldManager.registerWorldsToMultiverse();
 
-        // Register additional hooks
+        // TODO: re-enable after implementation
-        hooksManager.registerHook(new DynmapHook());
+        //hooksManager.registerHook(new DynmapHook());
         // TODO: re-enable after rework
         //hooksManager.registerHook(new LangUtilsHook());
 
@@ -288,8 +288,10 @@ public class BentoBox extends JavaPlugin {
         manager.registerEvents(new PanelListenerManager(), this);
         // Standard Nether/End spawns protection
         manager.registerEvents(new StandardSpawnProtectionListener(this), this);
-        // Nether portals
+        // Player portals
-        manager.registerEvents(new PortalTeleportationListener(this), this);
+        manager.registerEvents(new PlayerTeleportListener(this), this);
+        // Entity portals
+        manager.registerEvents(new EntityTeleportListener(this), this);
         // End dragon blocking
         manager.registerEvents(new BlockEndDragon(this), this);
         // Banned visitor commands

src/main/java/world/bentobox/bentobox/Settings.java

@@ -314,6 +314,12 @@ public class Settings implements ConfigObject {
     @ConfigEntry(path = "island.safe-spot-search-vertical-range", since = "1.19.1")
     private int safeSpotSearchVerticalRange = 400;
 
+    @ConfigComment("By default, if the destination is not safe, the plugin will try to search for a safe spot around the destination.")
+    @ConfigComment("This allows to change the distance for searching this spot. Larger value will mean longer position search.")
+    @ConfigComment("This value is also used for valid nether portal linking between dimension.")
+    @ConfigEntry(path = "island.safe-spot-search-range", since = "1.21.0")
+    private int safeSpotSearchRange = 16;
+
     /* WEB */
     @ConfigComment("Toggle whether BentoBox can connect to GitHub to get data about updates and addons.")
     @ConfigComment("Disabling this will result in the deactivation of the update checker and of some other")
@@ -907,19 +913,65 @@ public class Settings implements ConfigObject {
         this.minPortalSearchRadius = minPortalSearchRadius;
     }
 
+
+    /**
+     * Gets safe spot search vertical range.
+     *
+     * @return the safe spot search vertical range
+     */
     public int getSafeSpotSearchVerticalRange() {
         return safeSpotSearchVerticalRange;
     }
 
+
+    /**
+     * Sets safe spot search vertical range.
+     *
+     * @param safeSpotSearchVerticalRange the safe spot search vertical range
+     */
     public void setSafeSpotSearchVerticalRange(int safeSpotSearchVerticalRange) {
         this.safeSpotSearchVerticalRange = safeSpotSearchVerticalRange;
     }
 
+
+    /**
+     * Is slow deletion boolean.
+     *
+     * @return the boolean
+     */
     public boolean isSlowDeletion() {
         return slowDeletion;
     }
 
+
+    /**
+     * Sets slow deletion.
+     *
+     * @param slowDeletion the slow deletion
+     */
     public void setSlowDeletion(boolean slowDeletion) {
         this.slowDeletion = slowDeletion;
     }
+
+
+    /**
+     * Gets safe spot search range.
+     *
+     * @return the safe spot search range
+     */
+    public int getSafeSpotSearchRange()
+    {
+        return safeSpotSearchRange;
+    }
+
+
+    /**
+     * Sets safe spot search range.
+     *
+     * @param safeSpotSearchRange the safe spot search range
+     */
+    public void setSafeSpotSearchRange(int safeSpotSearchRange)
+    {
+        this.safeSpotSearchRange = safeSpotSearchRange;
+    }
 }

src/main/java/world/bentobox/bentobox/api/commands/CompositeCommand.java

@@ -262,17 +262,44 @@ public abstract class CompositeCommand extends Command implements PluginIdentifi
             user.sendMessage("general.errors.use-in-game");
             return false;
         }
-        // Check perms, but only if this isn't the console
+
-        if (user.isPlayer() && !user.isOp() && getPermission() != null && !getPermission().isEmpty() && !user.hasPermission(getPermission())) {
+        if (!this.runPermissionCheck(user))
-            user.sendMessage("general.errors.no-permission", TextVariables.PERMISSION, getPermission());
+        {
+            // Error message is displayed by permission check.
             return false;
         }
+
         // Set the user's addon context
         user.setAddon(addon);
         // Execute and trim args
         return canExecute(user, cmdLabel, cmdArgs) && execute(user, cmdLabel, cmdArgs);
     }
 
+
+    /**
+     * This method checks and returns if user has access to the called command.
+     * It also recursively checks if user has access to the all parent commands.
+     * @param user User who permission must be checked.
+     * @return {@code true} is user can execute given command, {@code false} otherwise.
+     */
+    private boolean runPermissionCheck(User user)
+    {
+        // Check perms, but only if this isn't the console
+        if (user.isPlayer() &&
+            !user.isOp() &&
+            this.getPermission() != null &&
+            !this.getPermission().isEmpty() &&
+            !user.hasPermission(this.getPermission()))
+        {
+            user.sendMessage("general.errors.no-permission", TextVariables.PERMISSION, this.getPermission());
+            return false;
+        }
+
+        // Recursive permission check to find if user has access to the parent command.
+        return this.getParent() == null || this.getParent().runPermissionCheck(user);
+    }
+
+
     /**
      * Get the current composite command based on the arguments
      * @param args - arguments
@@ -309,6 +336,14 @@ public abstract class CompositeCommand extends Command implements PluginIdentifi
         return plugin.getIslands();
     }
 
+    /**
+     * Convenience method to get the island manager
+     * @return IslandsManager
+     */
+    protected IslandsManager getIslandsManager() {
+        return plugin.getIslandsManager();
+    }
+
     /**
      * @return this command's sub-level. Top level is 0.
      * Every time a command registers with a parent, their level will be set.

src/main/java/world/bentobox/bentobox/api/commands/admin/AdminResetNameCommand.java

@@ -0,0 +1,129 @@
+package world.bentobox.bentobox.api.commands.admin;
+
+import org.eclipse.jdt.annotation.Nullable;
+import java.util.List;
+import java.util.Optional;
+import java.util.UUID;
+
+import world.bentobox.bentobox.api.commands.CompositeCommand;
+import world.bentobox.bentobox.api.localization.TextVariables;
+import world.bentobox.bentobox.api.user.User;
+import world.bentobox.bentobox.database.objects.Island;
+import world.bentobox.bentobox.util.Util;
+
+
+/**
+ * This command resets players island name.
+ * @author BONNe
+ */
+public class AdminResetNameCommand extends CompositeCommand
+{
+    /**
+     * Default constructor.
+     * @param command Parent command.
+     */
+    public AdminResetNameCommand(CompositeCommand command)
+    {
+        super(command, "resetname");
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void setup()
+    {
+        this.setPermission("mod.resetname");
+        this.setOnlyPlayer(true);
+        this.setDescription("commands.admin.resetname.description");
+    }
+
+
+    /**
+     * @param user the {@link User} who is executing this command.
+     * @param label the label which has been used to execute this command.
+     *              It can be {@link CompositeCommand#getLabel()} or an alias.
+     * @param args the command arguments.
+     * @return {@code true} if name can be reset, {@code false} otherwise.
+     */
+    @Override
+    public boolean canExecute(User user, String label, List<String> args)
+    {
+        if (args.size() == 1)
+        {
+            UUID playerUUID = Util.getUUID(args.get(0));
+
+            if (playerUUID == null)
+            {
+                user.sendMessage("general.errors.unknown-player", TextVariables.NAME, args.get(0));
+                return false;
+            }
+
+            this.island = this.getIslandsManager().getIsland(this.getWorld(), playerUUID);
+        }
+        else
+        {
+            this.island = this.getIslandsManager().getIslandAt(user.getLocation()).orElse(null);
+        }
+
+        if (this.island == null)
+        {
+            user.sendMessage("general.errors.player-has-no-island");
+            return false;
+        }
+
+        return true;
+    }
+
+
+    /**
+     * @param user the {@link User} who is executing this command.
+     * @param label the label which has been used to execute this command.
+     *              It can be {@link CompositeCommand#getLabel()} or an alias.
+     * @param args the command arguments.
+     * @return {@code true}
+     */
+    @Override
+    public boolean execute(User user, String label, List<String> args)
+    {
+        if (this.island == null)
+        {
+            this.showHelp(this, user);
+            return true;
+        }
+
+        // Resets the island name
+        this.island.setName(null);
+        user.sendMessage("commands.admin.resetname.success", TextVariables.NAME, this.getPlayers().getName(this.island.getOwner()));
+        return true;
+    }
+
+
+    /**
+     * @param user the {@link User} who is executing this command.
+     * @param alias alias for command
+     * @param args command arguments
+     * @return Optional of possible values.
+     */
+    @Override
+    public Optional<List<String>> tabComplete(User user, String alias, List<String> args) {
+        // Return the player names
+
+        if (args.size() == 1)
+        {
+            return Optional.of(Util.getOnlinePlayerList(user));
+        }
+        else
+        {
+            return Optional.empty();
+        }
+    }
+
+
+    /**
+     * Island which name must be changed.
+     */
+    @Nullable
+    private Island island;
+}

src/main/java/world/bentobox/bentobox/api/commands/admin/DefaultAdminCommand.java

@@ -9,11 +9,7 @@ import world.bentobox.bentobox.api.commands.admin.deaths.AdminDeathsCommand;
 import world.bentobox.bentobox.api.commands.admin.purge.AdminPurgeCommand;
 import world.bentobox.bentobox.api.commands.admin.range.AdminRangeCommand;
 import world.bentobox.bentobox.api.commands.admin.resets.AdminResetsCommand;
-import world.bentobox.bentobox.api.commands.admin.team.AdminTeamAddCommand;
+import world.bentobox.bentobox.api.commands.admin.team.*;
-import world.bentobox.bentobox.api.commands.admin.team.AdminTeamDisbandCommand;
-import world.bentobox.bentobox.api.commands.admin.team.AdminTeamFixCommand;
-import world.bentobox.bentobox.api.commands.admin.team.AdminTeamKickCommand;
-import world.bentobox.bentobox.api.commands.admin.team.AdminTeamSetownerCommand;
 import world.bentobox.bentobox.api.localization.TextVariables;
 import world.bentobox.bentobox.api.user.User;
 
@@ -42,7 +38,7 @@ public abstract class DefaultAdminCommand extends CompositeCommand {
      */
     @Override
     public void setup() {
-        this.setPermission("admin.*");
+        this.setPermission("admin");
         this.setOnlyPlayer(false);
 
         this.setParametersHelp("commands.admin.help.parameters");
@@ -56,6 +52,7 @@ public abstract class DefaultAdminCommand extends CompositeCommand {
         new AdminSetrankCommand(this);
         new AdminInfoCommand(this);
         // Team commands
+        new AdminTeamCommand(this);
         new AdminTeamAddCommand(this);
         new AdminTeamKickCommand(this);
         new AdminTeamDisbandCommand(this);
@@ -94,6 +91,8 @@ public abstract class DefaultAdminCommand extends CompositeCommand {
         new AdminSetProtectionCenterCommand(this);
         // Delete homes
         new AdminDeleteHomesCommand(this);
+        // Reset name
+        new AdminResetNameCommand(this);
     }
 
     /**

src/main/java/world/bentobox/bentobox/api/commands/admin/blueprints/AdminBlueprintCommand.java

@@ -62,20 +62,30 @@ public class AdminBlueprintCommand extends ConfirmableCommand {
         return clipboards;
     }
 
-    protected void showClipboard(User user) {
-        displayClipboards.putIfAbsent(user, Bukkit.getScheduler().scheduleSyncRepeatingTask(getPlugin(), () -> {
-            if (!user.isPlayer() || !user.getPlayer().isOnline()) {
-                hideClipboard(user);
-            }
 
-            if (clipboards.containsKey(user.getUniqueId())) {
+    /**
-                BlueprintClipboard clipboard = clipboards.get(user.getUniqueId());
+     * This method shows clipboard for requested user.
-                paintAxis(user, clipboard);
+     * @param user User who need to see clipboard.
-            }
+     */
+    protected void showClipboard(User user)
+    {
+        this.displayClipboards.computeIfAbsent(user,
+            key -> Bukkit.getScheduler().scheduleSyncRepeatingTask(this.getPlugin(), () ->
+            {
+                if (!key.isPlayer() || !key.getPlayer().isOnline())
+                {
+                    this.hideClipboard(key);
+                }
 
-        }, 20, 20));
+                if (this.clipboards.containsKey(key.getUniqueId()))
+                {
+                    BlueprintClipboard clipboard = this.clipboards.get(key.getUniqueId());
+                    this.paintAxis(key, clipboard);
+                }
+            }, 20, 20));
     }
 
+
     private void paintAxis(User user, BlueprintClipboard clipboard) {
         if (clipboard.getPos1() == null || clipboard.getPos2() == null) {
             return;

src/main/java/world/bentobox/bentobox/api/commands/admin/blueprints/AdminBlueprintCopyCommand.java

@@ -1,35 +1,54 @@
 package world.bentobox.bentobox.api.commands.admin.blueprints;
 
 import java.util.List;
+import java.util.Optional;
 
 import world.bentobox.bentobox.api.commands.CompositeCommand;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.blueprints.BlueprintClipboard;
 
-public class AdminBlueprintCopyCommand extends CompositeCommand {
 
-    public AdminBlueprintCopyCommand(AdminBlueprintCommand parent) {
+public class AdminBlueprintCopyCommand extends CompositeCommand
+{
+    public AdminBlueprintCopyCommand(AdminBlueprintCommand parent)
+    {
         super(parent, "copy");
     }
 
+
     @Override
-    public void setup() {
+    public void setup()
+    {
         inheritPermission();
         setParametersHelp("commands.admin.blueprint.copy.parameters");
         setDescription("commands.admin.blueprint.copy.description");
     }
 
+
     @Override
-    public boolean execute(User user, String label, List<String> args) {
+    public boolean execute(User user, String label, List<String> args)
-        if (args.size() > 1) {
+    {
-            showHelp(this, user);
+        if (args.size() > 2)
+        {
+            this.showHelp(this, user);
             return false;
         }
 
         AdminBlueprintCommand parent = (AdminBlueprintCommand) getParent();
 
-        BlueprintClipboard clipboard = parent.getClipboards().computeIfAbsent(user.getUniqueId(), v -> new BlueprintClipboard());
+        BlueprintClipboard clipboard =
-        boolean copyAir = (args.size() == 1 && args.get(0).equalsIgnoreCase("air"));
+            parent.getClipboards().computeIfAbsent(user.getUniqueId(), v -> new BlueprintClipboard());
-        return clipboard.copy(user, copyAir);
+
+        boolean copyAir = args.stream().anyMatch(key -> key.equalsIgnoreCase("air"));
+        boolean copyBiome = args.stream().anyMatch(key -> key.equalsIgnoreCase("biome"));
+
+        return clipboard.copy(user, copyAir, copyBiome);
+    }
+
+
+    @Override
+    public Optional<List<String>> tabComplete(User user, String alias, List<String> args)
+    {
+        return Optional.of(List.of("air", "biome"));
     }
 }

src/main/java/world/bentobox/bentobox/api/commands/admin/blueprints/AdminBlueprintDeleteCommand.java

@@ -8,49 +8,63 @@ import java.util.Optional;
 import world.bentobox.bentobox.api.commands.ConfirmableCommand;
 import world.bentobox.bentobox.api.localization.TextVariables;
 import world.bentobox.bentobox.api.user.User;
+import world.bentobox.bentobox.util.Util;
+
 
 /**
  * Command that deletes a Blueprint.
  * @author Poslovitch
  * @since 1.9.0
  */
-public class AdminBlueprintDeleteCommand extends ConfirmableCommand {
+public class AdminBlueprintDeleteCommand extends ConfirmableCommand
-
+{
-    public AdminBlueprintDeleteCommand(AdminBlueprintCommand parent) {
+    public AdminBlueprintDeleteCommand(AdminBlueprintCommand parent)
+    {
         super(parent, "delete", "remove");
     }
 
-    @Override
-    public void setup() {
-        inheritPermission();
-        setParametersHelp("commands.admin.blueprint.delete.parameters");
-        setDescription("commands.admin.blueprint.delete.description");
-    }
 
     @Override
-    public boolean execute(User user, String label, List<String> args) {
+    public void setup()
-        if (args.size() != 1) {
+    {
-            showHelp(this, user);
+        this.inheritPermission();
+        this.setParametersHelp("commands.admin.blueprint.delete.parameters");
+        this.setDescription("commands.admin.blueprint.delete.description");
+    }
+
+
+    @Override
+    public boolean execute(User user, String label, List<String> args)
+    {
+        if (args.size() != 1)
+        {
+            this.showHelp(this, user);
             return false;
         }
 
-        String blueprintName = args.get(0).toLowerCase(Locale.ENGLISH);
+        String blueprintName = Util.sanitizeInput(args.get(0));
 
         // Check if blueprint exist
-        if (getPlugin().getBlueprintsManager().getBlueprints(getAddon()).containsKey(blueprintName)) {
+        if (this.getPlugin().getBlueprintsManager().getBlueprints(this.getAddon()).containsKey(blueprintName))
-            askConfirmation(user, user.getTranslation("commands.admin.blueprint.delete.confirmation"), () -> {
+        {
-                getPlugin().getBlueprintsManager().deleteBlueprint(getAddon(), blueprintName);
+            this.askConfirmation(user, user.getTranslation("commands.admin.blueprint.delete.confirmation"),
-                user.sendMessage("commands.admin.blueprint.delete.success", TextVariables.NAME, blueprintName);
+                () -> {
-            });
+                    this.getPlugin().getBlueprintsManager().deleteBlueprint(this.getAddon(), blueprintName);
+                    user.sendMessage("commands.admin.blueprint.delete.success", TextVariables.NAME, blueprintName);
+                });
             return true;
-        } else {
+        }
+        else
+        {
             user.sendMessage("commands.admin.blueprint.delete.no-blueprint", TextVariables.NAME, blueprintName);
             return false;
         }
     }
 
+
     @Override
-    public Optional<List<String>> tabComplete(User user, String alias, List<String> args) {
+    public Optional<List<String>> tabComplete(User user, String alias, List<String> args)
-        return Optional.of(new LinkedList<>(getPlugin().getBlueprintsManager().getBlueprints(getAddon()).keySet()));
+    {
+        return Optional.of(new LinkedList<>(this.getPlugin().getBlueprintsManager().getBlueprints(this.getAddon()).keySet()));
     }
-}
+}

src/main/java/world/bentobox/bentobox/api/commands/admin/blueprints/AdminBlueprintListCommand.java

@@ -5,51 +5,66 @@ import java.io.FilenameFilter;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Objects;
-import java.util.stream.Collectors;
 
 import world.bentobox.bentobox.api.commands.CompositeCommand;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.managers.BlueprintsManager;
 
-public class AdminBlueprintListCommand extends CompositeCommand {
+public class AdminBlueprintListCommand extends CompositeCommand
+{
 
-    public AdminBlueprintListCommand(AdminBlueprintCommand parent) {
+    public AdminBlueprintListCommand(AdminBlueprintCommand parent)
+    {
         super(parent, "list");
     }
 
 
     @Override
-    public void setup() {
+    public void setup()
-        inheritPermission();
+    {
-        setDescription("commands.admin.blueprint.list.description");
+        this.inheritPermission();
+        this.setDescription("commands.admin.blueprint.list.description");
     }
 
+
     @Override
-    public boolean canExecute(User user, String label, List<String> args) {
+    public boolean canExecute(User user, String label, List<String> args)
-        if (!args.isEmpty()) {
+    {
-            showHelp(this, user);
+        if (!args.isEmpty())
+        {
+            this.showHelp(this, user);
             return false;
         }
+
         return true;
     }
 
 
     @Override
-    public boolean execute(User user, String label, List<String> args) {
+    public boolean execute(User user, String label, List<String> args)
-        File blueprints = new File(getAddon().getDataFolder(), BlueprintsManager.FOLDER_NAME);
+    {
-        if (!blueprints.exists()) {
+        File blueprints = new File(this.getAddon().getDataFolder(), BlueprintsManager.FOLDER_NAME);
+
+        if (!blueprints.exists())
+        {
             user.sendMessage("commands.admin.blueprint.list.no-blueprints");
             return false;
         }
-        FilenameFilter blueprintFilter = (File dir, String name) -> name.toLowerCase(java.util.Locale.ENGLISH).endsWith(BlueprintsManager.BLUEPRINT_SUFFIX);
+
-        List<String> blueprintList = Arrays.stream(Objects.requireNonNull(blueprints.list(blueprintFilter))).map(name -> name.substring(0, name.length() - BlueprintsManager.BLUEPRINT_SUFFIX.length())).collect(Collectors.toList());
+        FilenameFilter blueprintFilter = (File dir, String name) -> name.endsWith(BlueprintsManager.BLUEPRINT_SUFFIX);
-        if (blueprintList.isEmpty()) {
+
+        List<String> blueprintList = Arrays.stream(Objects.requireNonNull(blueprints.list(blueprintFilter))).
+            map(name -> name.substring(0, name.length() - BlueprintsManager.BLUEPRINT_SUFFIX.length())).
+            toList();
+
+        if (blueprintList.isEmpty())
+        {
             user.sendMessage("commands.admin.blueprint.list.no-blueprints");
             return false;
         }
+
         user.sendMessage("commands.admin.blueprint.list.available-blueprints");
         blueprintList.forEach(user::sendRawMessage);
         return true;
     }
-
 }

src/main/java/world/bentobox/bentobox/api/commands/admin/blueprints/AdminBlueprintLoadCommand.java

@@ -32,7 +32,7 @@ public class AdminBlueprintLoadCommand extends CompositeCommand {
         AdminBlueprintCommand parent = (AdminBlueprintCommand) getParent();
 
         BlueprintClipboardManager bp = new BlueprintClipboardManager(getPlugin(), parent.getBlueprintsFolder());
-        if (bp.load(user, args.get(0))) {
+        if (bp.load(user, Util.sanitizeInput(args.get(0)))) {
             parent.getClipboards().put(user.getUniqueId(), bp.getClipboard());
             return true;
         }

src/main/java/world/bentobox/bentobox/api/commands/admin/blueprints/AdminBlueprintRenameCommand.java

@@ -8,66 +8,107 @@ import world.bentobox.bentobox.api.commands.ConfirmableCommand;
 import world.bentobox.bentobox.api.localization.TextVariables;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.blueprints.Blueprint;
+import world.bentobox.bentobox.blueprints.BlueprintClipboard;
 import world.bentobox.bentobox.managers.BlueprintsManager;
+import world.bentobox.bentobox.util.Util;
+
 
 /**
  * Renames an existing blueprint.
  * @author Poslovitch
  * @since 1.10.0
  */
-public class AdminBlueprintRenameCommand extends ConfirmableCommand {
+public class AdminBlueprintRenameCommand extends ConfirmableCommand
-
+{
-    public AdminBlueprintRenameCommand(AdminBlueprintCommand parent) {
+    public AdminBlueprintRenameCommand(AdminBlueprintCommand parent)
+    {
         super(parent, "rename");
     }
 
-    @Override
-    public void setup() {
-        inheritPermission();
-        setParametersHelp("commands.admin.blueprint.rename.parameters");
-        setDescription("commands.admin.blueprint.rename.description");
-    }
 
     @Override
-    public boolean execute(User user, String label, List<String> args) {
+    public void setup()
-        if (args.size() != 2) {
+    {
-            showHelp(this, user);
+        this.inheritPermission();
+        this.setParametersHelp("commands.admin.blueprint.rename.parameters");
+        this.setDescription("commands.admin.blueprint.rename.description");
+    }
+
+
+    @Override
+    public boolean canExecute(User user, String label, List<String> args)
+    {
+        if (args.size() != 2)
+        {
+            // Blueprint must have a name.
+            this.showHelp(this, user);
             return false;
         }
 
-        AdminBlueprintCommand parent = (AdminBlueprintCommand) getParent();
+        String from = Util.sanitizeInput(args.get(0));
+        String to = Util.sanitizeInput(args.get(1));
 
-        // Check if the names are the same
+        // Check if name is changed.
-        String from = args.get(0).toLowerCase(Locale.ENGLISH);
+        if (from.equals(to))
-        String to = args.get(1).toLowerCase(Locale.ENGLISH);
+        {
-
-        if (from.equals(to)) {
             user.sendMessage("commands.admin.blueprint.rename.pick-different-name");
             return false;
         }
 
         // Check if the 'from' file exists
+        AdminBlueprintCommand parent = (AdminBlueprintCommand) this.getParent();
         File fromFile = new File(parent.getBlueprintsFolder(), from + BlueprintsManager.BLUEPRINT_SUFFIX);
-        if (!fromFile.exists()) {
+
+        if (!fromFile.exists())
+        {
             user.sendMessage("commands.admin.blueprint.no-such-file");
             return false;
         }
 
-        // Check if the 'to' file exists
-
-        File toFile = new File(parent.getBlueprintsFolder(), to + BlueprintsManager.BLUEPRINT_SUFFIX);
-        if (toFile.exists()) {
-            // Ask for confirmation to overwrite
-            askConfirmation(user, user.getTranslation("commands.admin.blueprint.file-exists"), () -> rename(user, from, to));
-        } else {
-            askConfirmation(user, () -> rename(user, from, to));
-        }
         return true;
     }
 
-    private void rename(User user, String blueprintName, String newName) {
+
-        Blueprint blueprint = getPlugin().getBlueprintsManager().getBlueprints(getAddon()).get(blueprintName);
+    @Override
-        getPlugin().getBlueprintsManager().renameBlueprint(getAddon(), blueprint, newName);
+    public boolean execute(User user, String label, List<String> args)
-        user.sendMessage("commands.admin.blueprint.rename.success", "[old]", blueprintName, TextVariables.NAME, blueprint.getName());
+    {
+        AdminBlueprintCommand parent = (AdminBlueprintCommand) getParent();
+
+        // Check if the names are the same
+        String from = Util.sanitizeInput(args.get(0));
+        String to = Util.sanitizeInput(args.get(1));
+
+        // Check if the 'to' file exists
+        File toFile = new File(parent.getBlueprintsFolder(), to + BlueprintsManager.BLUEPRINT_SUFFIX);
+
+        if (toFile.exists())
+        {
+            // Ask for confirmation to overwrite
+            this.askConfirmation(user,
+                user.getTranslation("commands.admin.blueprint.file-exists"),
+                () -> this.rename(user, from, to, args.get(1)));
+        }
+        else
+        {
+            this.askConfirmation(user, () -> this.rename(user, from, to, args.get(1)));
+        }
+
+        return true;
+    }
+
+
+    private void rename(User user, String blueprintName, String fileName, String displayName)
+    {
+        Blueprint blueprint = this.getPlugin().getBlueprintsManager().getBlueprints(this.getAddon()).get(blueprintName);
+
+        this.getPlugin().getBlueprintsManager().renameBlueprint(this.getAddon(), blueprint, fileName, displayName);
+
+        user.sendMessage("commands.admin.blueprint.rename.success",
+            "[old]",
+            blueprintName,
+            TextVariables.NAME,
+            blueprint.getName(),
+            "[display]",
+            blueprint.getDisplayName());
     }
 }

src/main/java/world/bentobox/bentobox/api/commands/admin/blueprints/AdminBlueprintSaveCommand.java

@@ -2,62 +2,115 @@ package world.bentobox.bentobox.api.commands.admin.blueprints;
 
 import java.io.File;
 import java.util.List;
-import java.util.Locale;
 
 import world.bentobox.bentobox.api.commands.ConfirmableCommand;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.blueprints.BlueprintClipboard;
 import world.bentobox.bentobox.managers.BlueprintClipboardManager;
 import world.bentobox.bentobox.managers.BlueprintsManager;
+import world.bentobox.bentobox.util.Util;
 
-public class AdminBlueprintSaveCommand extends ConfirmableCommand {
 
-    public AdminBlueprintSaveCommand(AdminBlueprintCommand parent) {
+/**
+ * This method allows to save blueprint from the clipboard.
+ */
+public class AdminBlueprintSaveCommand extends ConfirmableCommand
+{
+    public AdminBlueprintSaveCommand(AdminBlueprintCommand parent)
+    {
         super(parent, "save");
     }
 
-    @Override
-    public void setup() {
-        inheritPermission();
-        setParametersHelp("commands.admin.blueprint.save.parameters");
-        setDescription("commands.admin.blueprint.save.description");
-    }
 
     @Override
-    public boolean execute(User user, String label, List<String> args) {
+    public void setup()
-        if (args.size() != 1) {
+    {
-            showHelp(this, user);
+        this.inheritPermission();
+        this.setParametersHelp("commands.admin.blueprint.save.parameters");
+        this.setDescription("commands.admin.blueprint.save.description");
+    }
+
+
+    @Override
+    public boolean canExecute(User user, String label, List<String> args)
+    {
+        if (args.size() != 1)
+        {
+            // Blueprint must have a name.
+            this.showHelp(this, user);
             return false;
         }
 
-        AdminBlueprintCommand parent = (AdminBlueprintCommand) getParent();
+        BlueprintClipboard clipboard = ((AdminBlueprintCommand) this.getParent()).getClipboards().
-        BlueprintClipboard clipboard = parent.getClipboards().computeIfAbsent(user.getUniqueId(), v -> new BlueprintClipboard());
+            computeIfAbsent(user.getUniqueId(), v -> new BlueprintClipboard());
-        String fileName = args.get(0).toLowerCase(Locale.ENGLISH);
+
-        if (clipboard.isFull()) {
+        if (!clipboard.isFull())
-            // Check if blueprint had bedrock
+        {
-            if (clipboard.getBlueprint().getBedrock() == null) {
+            // Clipboard is not set up.
-                user.sendMessage("commands.admin.blueprint.bedrock-required");
-                return false;
-            }
-            // Check if file exists
-            File newFile = new File(parent.getBlueprintsFolder(), fileName + BlueprintsManager.BLUEPRINT_SUFFIX);
-            if (newFile.exists()) {
-                this.askConfirmation(user, user.getTranslation("commands.admin.blueprint.file-exists"), () -> hideAndSave(user, parent, clipboard, fileName));
-                return false;
-            }
-            return hideAndSave(user, parent, clipboard, fileName);
-        } else {
             user.sendMessage("commands.admin.blueprint.copy-first");
             return false;
         }
+
+        if (clipboard.getBlueprint().getBedrock() == null)
+        {
+            // Bedrock is required for all blueprints.
+            user.sendMessage("commands.admin.blueprint.bedrock-required");
+            return false;
+        }
+
+        return true;
     }
 
-    private boolean hideAndSave(User user, AdminBlueprintCommand parent, BlueprintClipboard clipboard, String name) {
+
-        parent.hideClipboard(user);
+    @Override
-        boolean result = new BlueprintClipboardManager(getPlugin(), parent.getBlueprintsFolder(), clipboard).save(user, name);
+    public boolean execute(User user, String label, List<String> args)
-        if (result && clipboard.getBlueprint() != null) {
+    {
-            getPlugin().getBlueprintsManager().addBlueprint(getAddon(), clipboard.getBlueprint());
+        AdminBlueprintCommand parent = (AdminBlueprintCommand) this.getParent();
+        BlueprintClipboard clipboard = parent.getClipboards().
+            computeIfAbsent(user.getUniqueId(), v -> new BlueprintClipboard());
+
+        String fileName = Util.sanitizeInput(args.get(0));
+
+        // Check if file exists
+        File newFile = new File(parent.getBlueprintsFolder(), fileName + BlueprintsManager.BLUEPRINT_SUFFIX);
+
+        if (newFile.exists())
+        {
+            this.askConfirmation(user,
+                user.getTranslation("commands.admin.blueprint.file-exists"),
+                () -> this.hideAndSave(user, parent, clipboard, fileName, args.get(0)));
+            return false;
         }
+
+        return this.hideAndSave(user, parent, clipboard, fileName, args.get(0));
+    }
+
+
+    /**
+     * This method saves given blueprint.
+     * @param user User that triggers blueprint save.
+     * @param parent Parent command that contains clipboard.
+     * @param clipboard Active clipboard.
+     * @param name Filename for the blueprint
+     * @param displayName Display name for the blueprint.
+     * @return {@code true} if blueprint is saved, {@code false} otherwise.
+     */
+    private boolean hideAndSave(User user,
+        AdminBlueprintCommand parent,
+        BlueprintClipboard clipboard,
+        String name,
+        String displayName)
+    {
+        parent.hideClipboard(user);
+        boolean result = new BlueprintClipboardManager(this.getPlugin(),
+            parent.getBlueprintsFolder(), clipboard).
+            save(user, name, displayName);
+
+        if (result && clipboard.isFull())
+        {
+            this.getPlugin().getBlueprintsManager().addBlueprint(this.getAddon(), clipboard.getBlueprint());
+        }
+
         return result;
     }
 }

src/main/java/world/bentobox/bentobox/api/commands/admin/range/AdminRangeDisplayCommand.java

@@ -7,10 +7,9 @@ import java.util.Map;
 import org.bukkit.Bukkit;
 import org.bukkit.Color;
 import org.bukkit.Location;
+import org.bukkit.Material;
 import org.bukkit.Particle;
 
-import com.google.common.base.Enums;
-
 import world.bentobox.bentobox.api.commands.CompositeCommand;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.database.objects.Island;
@@ -24,8 +23,6 @@ public class AdminRangeDisplayCommand extends CompositeCommand {
     private static final String DISPLAY = "display";
     private static final String SHOW = "show";
     private static final String HIDE = "hide";
-    // Since 1.18, the Particle.BARRIER was replaced by BLOCK_MARKER
-    private static final Particle BARRIER = Enums.getIfPresent(Particle.class, "BARRIER").or(Enums.getIfPresent(Particle.class, "BLOCK_MARKER").or(Particle.LAVA));
 
     // Map of users to which ranges must be displayed
     private final Map<User, Integer> displayRanges = new HashMap<>();
@@ -75,7 +72,7 @@ public class AdminRangeDisplayCommand extends CompositeCommand {
 
             getIslands().getIslandAt(user.getLocation()).ifPresent(island -> {
                 // Draw the island protected area
-                drawZone(user, BARRIER, null, island, island.getProtectionRange());
+                drawZone(user, Particle.BLOCK_MARKER, Material.BARRIER.createBlockData(), island, island.getProtectionRange());
 
                 // Draw the default protected area if island protected zone is different
                 if (island.getProtectionRange() != getPlugin().getIWM().getIslandProtectionRange(getWorld())) {
@@ -94,7 +91,7 @@ public class AdminRangeDisplayCommand extends CompositeCommand {
         displayRanges.remove(user);
     }
 
-    private void drawZone(User user, Particle particle, Particle.DustOptions dustOptions, Island island, int range) {
+    private void drawZone(User user, Particle particle, Object dustOptions, Island island, int range) {
         Location center = island.getProtectionCenter();
         // Get player Y coordinate
         int playerY = user.getPlayer().getLocation().getBlockY() + 1;

src/main/java/world/bentobox/bentobox/api/commands/admin/team/AdminTeamCommand.java

@@ -0,0 +1,47 @@
+//
+// Created by BONNe
+// Copyright - 2022
+//
+
+
+package world.bentobox.bentobox.api.commands.admin.team;
+
+
+import java.util.List;
+
+import world.bentobox.bentobox.api.commands.CompositeCommand;
+import world.bentobox.bentobox.api.user.User;
+
+
+/**
+ * Parent command for all Admin Team commands.
+ */
+public class AdminTeamCommand extends CompositeCommand
+{
+    public AdminTeamCommand(CompositeCommand parent)
+    {
+        super(parent, "team");
+    }
+
+
+    @Override
+    public void setup()
+    {
+        this.setPermission("mod.team");
+        this.setDescription("commands.admin.team.description");
+
+        new AdminTeamAddCommand(this);
+        new AdminTeamDisbandCommand(this);
+        new AdminTeamFixCommand(this);
+        new AdminTeamKickCommand(this);
+        new AdminTeamSetownerCommand(this);
+    }
+
+
+    @Override
+    public boolean execute(User user, String label, List<String> args)
+    {
+        this.showHelp(this, user);
+        return true;
+    }
+}

src/main/java/world/bentobox/bentobox/api/commands/island/IslandCreateCommand.java

@@ -12,6 +12,8 @@ import world.bentobox.bentobox.database.objects.Island;
 import world.bentobox.bentobox.managers.BlueprintsManager;
 import world.bentobox.bentobox.managers.island.NewIsland;
 import world.bentobox.bentobox.panels.IslandCreationPanel;
+import world.bentobox.bentobox.util.Util;
+
 
 /**
  * /island create - Create an island.
@@ -63,13 +65,13 @@ public class IslandCreateCommand extends CompositeCommand {
     public boolean execute(User user, String label, List<String> args) {
         // Permission check if the name is not the default one
         if (!args.isEmpty()) {
-            String name = getPlugin().getBlueprintsManager().validate(getAddon(), args.get(0).toLowerCase(java.util.Locale.ENGLISH));
+            String name = getPlugin().getBlueprintsManager().validate(getAddon(), Util.sanitizeInput(args.get(0)));
             if (name == null) {
                 // The blueprint name is not valid.
                 user.sendMessage("commands.island.create.unknown-blueprint");
                 return false;
             }
-            if (!getPlugin().getBlueprintsManager().checkPerm(getAddon(), user, args.get(0))) {
+            if (!getPlugin().getBlueprintsManager().checkPerm(getAddon(), user, Util.sanitizeInput(args.get(0)))) {
                 return false;
             }
             // Make island

src/main/java/world/bentobox/bentobox/api/commands/island/IslandResetCommand.java

@@ -17,6 +17,8 @@ import world.bentobox.bentobox.managers.BlueprintsManager;
 import world.bentobox.bentobox.managers.island.NewIsland;
 import world.bentobox.bentobox.managers.island.NewIsland.Builder;
 import world.bentobox.bentobox.panels.IslandCreationPanel;
+import world.bentobox.bentobox.util.Util;
+
 
 /**
  * @author tastybento
@@ -78,13 +80,13 @@ public class IslandResetCommand extends ConfirmableCommand {
     public boolean execute(User user, String label, List<String> args) {
         // Permission check if the name is not the default one
         if (!args.isEmpty()) {
-            String name = getPlugin().getBlueprintsManager().validate(getAddon(), args.get(0).toLowerCase(java.util.Locale.ENGLISH));
+            String name = getPlugin().getBlueprintsManager().validate(getAddon(), Util.sanitizeInput(args.get(0)));
             if (name == null || name.isEmpty()) {
                 // The blueprint name is not valid.
                 user.sendMessage("commands.island.create.unknown-blueprint");
                 return false;
             }
-            if (!getPlugin().getBlueprintsManager().checkPerm(getAddon(), user, args.get(0))) {
+            if (!getPlugin().getBlueprintsManager().checkPerm(getAddon(), user, Util.sanitizeInput(args.get(0)))) {
                 return false;
             }
             return resetIsland(user, name);

src/main/java/world/bentobox/bentobox/api/commands/island/team/IslandTeamInviteCommand.java

@@ -109,6 +109,8 @@ public class IslandTeamInviteCommand extends CompositeCommand {
 
     @Override
     public boolean execute(User user, String label, List<String> args) {
+        // Rare case when invited player is null. Could be a race condition.
+        if (invitedPlayer == null) return false;
         // If that player already has an invite out then retract it.
         // Players can only have one invite one at a time - interesting
         if (itc.isInvited(invitedPlayer.getUniqueId())) {

src/main/java/world/bentobox/bentobox/api/configuration/WorldSettings.java

@@ -2,6 +2,7 @@ package world.bentobox.bentobox.api.configuration;
 
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@@ -31,11 +32,54 @@ public interface WorldSettings extends ConfigObject {
 
     /**
      * @return default rank settings for new islands
+     * @deprecated since 1.21
+     *             Map of Flag, Integer does not allow to load other plugin/addon flags.
+     *             It cannot be replaced with Map of String, Integer due to compatibility issues.
+     * @see WorldSettings#getDefaultIslandFlagNames()
      */
+    @Deprecated
     Map<Flag, Integer> getDefaultIslandFlags();
 
+    /**
+     * Return map of flags ID's linked to default rank for new island.
+     * This is necessary so users could specify any flag names in settings file from other plugins and addons.
+     * Otherwise, Flag reader would mark flag as invalid and remove it.
+     * Default implementation is compatibility layer so GameModes that are not upgraded still works.
+     * @since 1.21
+     * @return default rank settings for new islands.
+     */
+    default Map<String, Integer> getDefaultIslandFlagNames()
+    {
+        Map<String, Integer> flags = new HashMap<>();
+        this.getDefaultIslandFlags().forEach((key, value) -> flags.put(key.getID(), value));
+        return flags;
+    }
+
+    /**
+     * @return default settings for new
+     * @deprecated since 1.21
+     *             Map of Flag, Integer does not allow to load other plugin/addon flags.
+     *             It cannot be replaced with Map of String, Integer due to compatibility issues.
+     * @see WorldSettings#getDefaultIslandSettingNames()
+     */
+    @Deprecated
     Map<Flag, Integer> getDefaultIslandSettings();
 
+    /**
+     * Return map of flags ID's linked to default settings for new island.
+     * This is necessary so users could specify any flag names in settings file from other plugins and addons.
+     * Otherwise, Flag reader would mark flag as invalid and remove it.
+     * Default implementation is compatibility layer so GameModes that are not upgraded still works.
+     * @since 1.21
+     * @return default settings for new islands.
+     */
+    default Map<String, Integer> getDefaultIslandSettingNames()
+    {
+        Map<String, Integer> flags = new HashMap<>();
+        this.getDefaultIslandSettings().forEach((key, value) -> flags.put(key.getID(), value));
+        return flags;
+    }
+
     /**
      * Get the world difficulty
      * @return difficulty

src/main/java/world/bentobox/bentobox/api/flags/FlagListener.java

@@ -256,6 +256,14 @@ public abstract class FlagListener implements Listener {
         return plugin.getIslands();
     }
 
+    /**
+     * Get the island database manager
+     * @return the island database manager
+     */
+    protected IslandsManager getIslandsManager() {
+        return plugin.getIslands();
+    }
+
     /**
      * Get the island world manager
      * @return Island World Manager

src/main/java/world/bentobox/bentobox/api/user/User.java

@@ -17,10 +17,13 @@ import org.bukkit.GameMode;
 import org.bukkit.Location;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.Particle;
+import org.bukkit.Vibration;
 import org.bukkit.World;
+import org.bukkit.block.data.BlockData;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 import org.bukkit.event.player.PlayerCommandPreprocessEvent;
+import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.PlayerInventory;
 import org.bukkit.permissions.PermissionAttachment;
 import org.bukkit.permissions.PermissionAttachmentInfo;
@@ -597,22 +600,107 @@ public class User implements MetaDataAble {
      * @param y Y coordinate of the particle to display.
      * @param z Z coordinate of the particle to display.
      */
-    public void spawnParticle(Particle particle, Particle.DustOptions dustOptions, double x, double y, double z) {
+    public void spawnParticle(Particle particle, Object dustOptions, double x, double y, double z)
-        if (particle.equals(Particle.REDSTONE) && dustOptions == null) {
+    {
-            // Security check that will avoid later unexpected exceptions.
+        // Improve particle validation.
-            throw new IllegalArgumentException("A non-null Particle.DustOptions must be provided when using Particle.REDSTONE as particle.");
+        switch (particle)
+        {
+            case REDSTONE ->
+            {
+                if (!(dustOptions instanceof Particle.DustOptions))
+                {
+                    throw new IllegalArgumentException("A non-null Particle.DustOptions must be provided when using Particle.REDSTONE as particle.");
+                }
+            }
+            case ITEM_CRACK ->
+            {
+                if (!(dustOptions instanceof ItemStack))
+                {
+                    throw new IllegalArgumentException("A non-null ItemStack must be provided when using Particle.ITEM_CRACK as particle.");
+                }
+            }
+            case BLOCK_CRACK, BLOCK_DUST, FALLING_DUST, BLOCK_MARKER ->
+            {
+                if (!(dustOptions instanceof BlockData))
+                {
+                    throw new IllegalArgumentException("A non-null BlockData must be provided when using Particle." + particle + " as particle.");
+                }
+            }
+            case DUST_COLOR_TRANSITION ->
+            {
+                if (!(dustOptions instanceof Particle.DustTransition))
+                {
+                    throw new IllegalArgumentException("A non-null Particle.DustTransition must be provided when using Particle.DUST_COLOR_TRANSITION as particle.");
+                }
+            }
+            case VIBRATION ->
+            {
+                if (!(dustOptions instanceof Vibration))
+                {
+                    throw new IllegalArgumentException("A non-null Vibration must be provided when using Particle.VIBRATION as particle.");
+                }
+            }
+            case SCULK_CHARGE ->
+            {
+                if (!(dustOptions instanceof Float))
+                {
+                    throw new IllegalArgumentException("A non-null Float must be provided when using Particle.SCULK_CHARGE as particle.");
+                }
+            }
+            case SHRIEK ->
+            {
+                if (!(dustOptions instanceof Integer))
+                {
+                    throw new IllegalArgumentException("A non-null Integer must be provided when using Particle.SHRIEK as particle.");
+                }
+            }
+            case LEGACY_BLOCK_CRACK, LEGACY_BLOCK_DUST, LEGACY_FALLING_DUST ->
+            {
+                if (!(dustOptions instanceof BlockData))
+                {
+                    throw new IllegalArgumentException("A non-null MaterialData must be provided when using Particle." + particle + " as particle.");
+                }
+            }
         }
 
         // Check if this particle is beyond the viewing distance of the server
-        if (player.getLocation().toVector().distanceSquared(new Vector(x,y,z)) < (Bukkit.getServer().getViewDistance()*256*Bukkit.getServer().getViewDistance())) {
+        if (this.player != null &&
-            if (particle.equals(Particle.REDSTONE)) {
+            this.player.getLocation().toVector().distanceSquared(new Vector(x, y, z)) <
+                (Bukkit.getServer().getViewDistance() * 256 * Bukkit.getServer().getViewDistance()))
+        {
+            if (particle.equals(Particle.REDSTONE))
+            {
                 player.spawnParticle(particle, x, y, z, 1, 0, 0, 0, 1, dustOptions);
-            } else {
+            }
+            else if (dustOptions != null)
+            {
+                player.spawnParticle(particle, x, y, z, 1, dustOptions);
+            }
+            else
+            {
                 player.spawnParticle(particle, x, y, z, 1);
             }
         }
     }
 
+
+    /**
+     * Spawn particles to the player.
+     * They are only displayed if they are within the server's view distance.
+     * Compatibility method for older usages.
+     * @param particle Particle to display.
+     * @param dustOptions Particle.DustOptions for the particle to display.
+     *                    Cannot be null when particle is {@link Particle#REDSTONE}.
+     * @param x X coordinate of the particle to display.
+     * @param y Y coordinate of the particle to display.
+     * @param z Z coordinate of the particle to display.
+     */
+    public void spawnParticle(Particle particle, Particle.DustOptions dustOptions, double x, double y, double z)
+    {
+        this.spawnParticle(particle, (Object) dustOptions, x, y, z);
+    }
+
+
     /**
      * Spawn particles to the player.
      * They are only displayed if they are within the server's view distance.
@@ -623,10 +711,12 @@ public class User implements MetaDataAble {
      * @param y Y coordinate of the particle to display.
      * @param z Z coordinate of the particle to display.
      */
-    public void spawnParticle(Particle particle, Particle.DustOptions dustOptions, int x, int y, int z) {
+    public void spawnParticle(Particle particle, Particle.DustOptions dustOptions, int x, int y, int z)
-        spawnParticle(particle, dustOptions, (double) x, (double) y, (double) z);
+    {
+        this.spawnParticle(particle, dustOptions, (double) x, (double) y, (double) z);
     }
 
+
     /* (non-Javadoc)
      * @see java.lang.Object#hashCode()
      */

src/main/java/world/bentobox/bentobox/blueprints/Blueprint.java

@@ -53,14 +53,14 @@ public class Blueprint {
     public String getName() {
         if (name == null) name = "unnamed";
         // Force lower case
-        return name.toLowerCase(Locale.ENGLISH);
+        return name;
     }
     /**
      * @param name the name to set
      */
     public Blueprint setName(@NonNull String name) {
         // Force lowercase
-        this.name = name.toLowerCase(Locale.ENGLISH);
+        this.name = name;
         return this;
     }
     /**

src/main/java/world/bentobox/bentobox/blueprints/BlueprintClipboard.java

@@ -85,7 +85,7 @@ public class BlueprintClipboard {
      * @param user - user
      * @return true if successful, false if pos1 or pos2 are undefined.
      */
-    public boolean copy(User user, boolean copyAir) {
+    public boolean copy(User user, boolean copyAir, boolean copyBiome) {
         if (copying) {
             user.sendMessage("commands.admin.blueprint.mid-copy");
             return false;
@@ -120,11 +120,11 @@ public class BlueprintClipboard {
 
         int speed = plugin.getSettings().getPasteSpeed();
         List<Vector> vectorsToCopy = getVectors(toCopy);
-        Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> copyAsync(world, user, vectorsToCopy, speed, copyAir));
+        Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> copyAsync(world, user, vectorsToCopy, speed, copyAir, copyBiome));
         return true;
     }
 
-    private void copyAsync(World world, User user, List<Vector> vectorsToCopy, int speed, boolean copyAir) {
+    private void copyAsync(World world, User user, List<Vector> vectorsToCopy, int speed, boolean copyAir, boolean copyBiome) {
         copying = false;
         copyTask = Bukkit.getScheduler().runTaskTimer(plugin, () -> {
             if (copying) {
@@ -139,7 +139,7 @@ public class BlueprintClipboard {
                                 Math.rint(e.getLocation().getY()),
                                 Math.rint(e.getLocation().getZ())).equals(v))
                         .collect(Collectors.toList());
-                if (copyBlock(v.toLocation(world), copyAir, ents)) {
+                if (copyBlock(v.toLocation(world), copyAir, copyBiome, ents)) {
                     count++;
                 }
             });
@@ -179,7 +179,7 @@ public class BlueprintClipboard {
         return r;
     }
 
-    private boolean copyBlock(Location l, boolean copyAir, Collection<LivingEntity> entities) {
+    private boolean copyBlock(Location l, boolean copyAir, boolean copyBiome, Collection<LivingEntity> entities) {
         Block block = l.getBlock();
         if (!copyAir && block.getType().equals(Material.AIR) && entities.isEmpty()) {
             return false;
@@ -203,20 +203,23 @@ public class BlueprintClipboard {
             return true;
         }
 
-
+        BlueprintBlock b = bluePrintBlock(pos, block, copyBiome);
-        BlueprintBlock b = bluePrintBlock(pos, block);
         if (b != null) {
             this.bpBlocks.put(pos, b);
         }
         return true;
     }
 
-    private BlueprintBlock bluePrintBlock(Vector pos, Block block) {
+    private BlueprintBlock bluePrintBlock(Vector pos, Block block, boolean copyBiome) {
         // Block state
         BlockState blockState = block.getState();
         BlueprintBlock b = new BlueprintBlock(block.getBlockData().getAsString());
-        // Biome
+
-        b.setBiome(block.getBiome());
+        if (copyBiome) {
+            // Biome
+            b.setBiome(block.getBiome());
+        }
+
         // Signs
         if (blockState instanceof Sign sign) {
             b.setSignLines(Arrays.asList(sign.getLines()));

src/main/java/world/bentobox/bentobox/blueprints/BlueprintPaster.java

@@ -1,49 +1,27 @@
 package world.bentobox.bentobox.blueprints;
 
-import java.math.BigDecimal;
-import java.math.RoundingMode;
-import java.util.Collections;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.Objects;
-import java.util.Optional;
-import java.util.concurrent.CompletableFuture;
-
 import org.bukkit.Bukkit;
 import org.bukkit.Location;
-import org.bukkit.Material;
 import org.bukkit.World;
-import org.bukkit.block.Banner;
-import org.bukkit.block.Block;
-import org.bukkit.block.BlockFace;
-import org.bukkit.block.BlockState;
-import org.bukkit.block.CreatureSpawner;
-import org.bukkit.block.data.BlockData;
-import org.bukkit.block.data.type.Sign;
-import org.bukkit.block.data.type.WallSign;
-import org.bukkit.entity.LivingEntity;
-import org.bukkit.entity.Player;
-import org.bukkit.inventory.Inventory;
-import org.bukkit.inventory.InventoryHolder;
 import org.bukkit.scheduler.BukkitTask;
 import org.bukkit.util.Vector;
 import org.eclipse.jdt.annotation.NonNull;
 import org.eclipse.jdt.annotation.Nullable;
-
-import com.google.common.collect.ImmutableMap;
-
 import world.bentobox.bentobox.BentoBox;
 import world.bentobox.bentobox.api.localization.TextVariables;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.blueprints.dataobjects.BlueprintBlock;
-import world.bentobox.bentobox.blueprints.dataobjects.BlueprintCreatureSpawner;
 import world.bentobox.bentobox.blueprints.dataobjects.BlueprintEntity;
 import world.bentobox.bentobox.database.objects.Island;
+import world.bentobox.bentobox.nms.PasteHandler;
 import world.bentobox.bentobox.util.Util;
 
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+import java.util.*;
+import java.util.Map.Entry;
+import java.util.concurrent.CompletableFuture;
+
 /**
  * This class pastes the clipboard it is given
  * @author tastybento
@@ -68,11 +46,9 @@ public class BlueprintPaster {
      */
     private static long chunkLoadTime = 0;
 
-    private static final String MINECRAFT = "minecraft:";
-
-    private static final Map<String, String> BLOCK_CONVERSION = ImmutableMap.of("sign", "oak_sign", "wall_sign", "oak_wall_sign");
-
     private final BentoBox plugin;
+    private final PasteHandler paster = Util.getPasteHandler();
+    private final World world;
     // The minimum block position (x,y,z)
     private Location pos1;
     // The maximum block position (x,y,z)
@@ -80,6 +56,7 @@ public class BlueprintPaster {
     private PasteState pasteState;
     private BukkitTask pastingTask;
     private BlueprintClipboard clipboard;
+    private CompletableFuture<Void> currentTask = CompletableFuture.completedFuture(null);
 
     /**
      * The Blueprint to paste.
@@ -111,6 +88,7 @@ public class BlueprintPaster {
         // Calculate location for pasting
         this.blueprint = Objects.requireNonNull(clipboard.getBlueprint(), "Clipboard cannot have a null Blueprint");
         this.location = location;
+        this.world = location.getWorld();
         this.island = null;
 
         // Paste
@@ -128,6 +106,7 @@ public class BlueprintPaster {
         this.plugin = plugin;
         this.blueprint = bp;
         this.island = island;
+        this.world = world;
         // Offset due to bedrock
         Vector off = bp.getBedrock() != null ? bp.getBedrock() : new Vector(0,0,0);
         // Calculate location for pasting
@@ -155,13 +134,12 @@ public class BlueprintPaster {
         pasteState = PasteState.CHUNK_LOAD;
 
         // If this is an island OVERWORLD paste, get the island owner.
-        final Optional<User> owner = Optional.ofNullable(island)
+        final Optional<User> owner = Optional.ofNullable(island).map(i -> User.getInstance(i.getOwner()));
-                .filter(i -> location.getWorld().getEnvironment().equals(World.Environment.NORMAL))
+
-                .map(i -> User.getInstance(i.getOwner()));
+      // Tell the owner we're pasting blocks and how much time it might take
-        // Tell the owner we're pasting blocks and how much time it might take
         owner.ifPresent(user -> tellOwner(user, blocks.size(), attached.size(), entities.size(), plugin.getSettings().getPasteSpeed()));
-        Bits bits = new Bits(blocks, attached, entities, 
+        Bits bits = new Bits(blocks, attached, entities,
-                blocks.entrySet().iterator(), attached.entrySet().iterator(), entities.entrySet().iterator(), 
+                blocks.entrySet().iterator(), attached.entrySet().iterator(), entities.entrySet().iterator(),
                 plugin.getSettings().getPasteSpeed());
         pastingTask = Bukkit.getScheduler().runTaskTimer(plugin, () -> pasterTask(result, owner, bits), 0L, 1L);
 
@@ -169,6 +147,8 @@ public class BlueprintPaster {
     }
 
     private void pasterTask(CompletableFuture<Boolean> result, Optional<User> owner, Bits bits) {
+        if (!currentTask.isDone()) return;
+
         final int pasteSpeed = plugin.getSettings().getPasteSpeed();
 
         long timer = System.currentTimeMillis();
@@ -176,7 +156,7 @@ public class BlueprintPaster {
         if (pasteState.equals(PasteState.CHUNK_LOAD)) {
             pasteState = PasteState.CHUNK_LOADING;
             // Load chunk
-            Util.getChunkAtAsync(location).thenRun(() -> {
+            currentTask = Util.getChunkAtAsync(location).thenRun(() -> {
                 pasteState = PasteState.BLOCKS;
                 long duration = System.currentTimeMillis() - timer;
                 if (duration > chunkLoadTime) {
@@ -184,34 +164,72 @@ public class BlueprintPaster {
                 }
             });
         }
-        while (pasteState.equals(PasteState.BLOCKS) && count < pasteSpeed && bits.it.hasNext()) {
+        else if (pasteState.equals(PasteState.BLOCKS) || pasteState.equals(PasteState.ATTACHMENTS)) {
-            pasteBlock(location, bits.it.next());
+            Iterator<Entry<Vector, BlueprintBlock>> it = pasteState.equals(PasteState.BLOCKS) ? bits.it : bits.it2;
-            count++;
+            if (it.hasNext()) {
-        }
+                Map<Location, BlueprintBlock> blockMap = new HashMap<>();
-        while (pasteState.equals(PasteState.ATTACHMENTS) && count < pasteSpeed && bits.it2.hasNext()) {
+                // Paste blocks
-            pasteBlock(location, bits.it2.next());
+                while (count < pasteSpeed) {
-            count++;
+                    if (!it.hasNext()) {
-        }
+                        break;
-        while (pasteState.equals(PasteState.ENTITIES) && count < pasteSpeed && bits.it3.hasNext()) {
+                    }
-            pasteEntity(location, bits.it3.next());
+                    Entry<Vector, BlueprintBlock> entry = it.next();
-            count++;
+                    Location pasteTo = location.clone().add(entry.getKey());
-        }
+                    // pos1 and pos2 update
-        // STATE SHIFT
+                    updatePos(pasteTo);
-        if (pasteState.equals(PasteState.BLOCKS) && !bits.it.hasNext()) {
+
-            // Blocks done
+                    BlueprintBlock block = entry.getValue();
-            // Next paste attachments
+                    blockMap.put(pasteTo, block);
-            pasteState = PasteState.ATTACHMENTS;
+                    count++;
-        }
+                }
-        else if (pasteState.equals(PasteState.ATTACHMENTS) && !bits.it2.hasNext()) {
+                if (!blockMap.isEmpty()) {
-            // Attachments done. Next paste entities
+                    currentTask = paster.pasteBlocks(island, world, blockMap);
-            pasteState = PasteState.ENTITIES;
+                }
-            if (bits.entities.size() != 0) {
+            } else {
-                owner.ifPresent(user -> user.sendMessage("commands.island.create.pasting.entities", TextVariables.NUMBER, String.valueOf(bits.entities.size())));
+                if (pasteState.equals(PasteState.BLOCKS)) {
+                    // Blocks done
+                    // Next paste attachments
+                    pasteState = PasteState.ATTACHMENTS;
+                } else {
+                    // Attachments done. Next paste entities
+                    pasteState = PasteState.ENTITIES;
+                    if (bits.entities.size() != 0) {
+                        owner.ifPresent(user -> user.sendMessage("commands.island.create.pasting.entities", TextVariables.NUMBER, String.valueOf(bits.entities.size())));
+                    }
+                }
             }
         }
-        else if (pasteState.equals(PasteState.ENTITIES) && !bits.it3.hasNext()) {
+        else if (pasteState.equals(PasteState.ENTITIES)) {
-            pasteState = PasteState.DONE;
+            if (bits.it3().hasNext()) {
-            owner.ifPresent(user -> user.sendMessage("commands.island.create.pasting.done"));
+                Map<Location, List<BlueprintEntity>> entityMap = new HashMap<>();
+                // Paste entities
+                while (count < pasteSpeed) {
+                    if (!bits.it3().hasNext()) {
+                        break;
+                    }
+                    Entry<Vector, List<BlueprintEntity>> entry = bits.it3().next();
+                    int x = location.getBlockX() + entry.getKey().getBlockX();
+                    int y = location.getBlockY() + entry.getKey().getBlockY();
+                    int z = location.getBlockZ() + entry.getKey().getBlockZ();
+                    Location center = new Location(world, x, y, z).add(new Vector(0.5, 0.5, 0.5));
+                    List<BlueprintEntity> entities = entry.getValue();
+                    entityMap.put(center, entities);
+                    count++;
+                }
+                if (!entityMap.isEmpty()) {
+                    currentTask = paster.pasteEntities(island, world, entityMap);
+                }
+            } else {
+                pasteState = PasteState.DONE;
+
+                String world = switch (location.getWorld().getEnvironment()) {
+                    case NETHER -> owner.map(user -> user.getTranslation("general.worlds.nether")).orElse("");
+                    case THE_END -> owner.map(user -> user.getTranslation("general.worlds.the-end")).orElse("");
+                    default -> owner.map(user -> user.getTranslation("general.worlds.overworld")).orElse("");
+                };
+
+                owner.ifPresent(user -> user.sendMessage("commands.island.create.pasting.dimension-done", "[world]", world));
+            }
         }
         else if (pasteState.equals(PasteState.DONE)) {
             // All done. Cancel task
@@ -219,7 +237,7 @@ public class BlueprintPaster {
             if (island == null && clipboard != null) {
                 clipboard.setPos1(pos1);
                 clipboard.setPos2(pos2);
-            }			
+            }
             pasteState = PasteState.CANCEL;
             result.complete(true);
         } else if (pasteState.equals(PasteState.CANCEL)) {
@@ -229,142 +247,13 @@ public class BlueprintPaster {
         }
     }
 
-    private void tellOwner(User user, int blocksSize, int attachedSize, int entitiesSize, int pasteSpeed) {    	
+    private void tellOwner(User user, int blocksSize, int attachedSize, int entitiesSize, int pasteSpeed) {
         // Estimated time:
         double total = (double) blocksSize + attachedSize + entitiesSize;
         BigDecimal time = BigDecimal.valueOf(total / (pasteSpeed * 20.0D) + (chunkLoadTime / 1000.0D)).setScale(1, RoundingMode.UP);
         user.sendMessage("commands.island.create.pasting.estimated-time", TextVariables.NUMBER, String.valueOf(time.doubleValue()));
         // We're pasting blocks!
-        user.sendMessage("commands.island.create.pasting.blocks", TextVariables.NUMBER, String.valueOf(blocksSize + attachedSize));        
+        user.sendMessage("commands.island.create.pasting.blocks", TextVariables.NUMBER, String.valueOf(blocksSize + attachedSize));
-    }
-
-    private void pasteBlock(Location location, Entry<Vector, BlueprintBlock> entry) {
-        World world = location.getWorld();
-        Location pasteTo = location.clone().add(entry.getKey());
-        BlueprintBlock bpBlock = entry.getValue();
-        Util.getChunkAtAsync(pasteTo).thenRun(() -> {
-            Block block = pasteTo.getBlock();
-            // Set the block data - default is AIR
-            BlockData bd;
-            try {
-                bd = Bukkit.createBlockData(bpBlock.getBlockData());
-            } catch (Exception e) {
-                bd = convertBlockData(world, bpBlock);
-            }
-            block.setBlockData(bd, false);
-            setBlockState(block, bpBlock);
-            // Set biome
-            if (bpBlock.getBiome() != null) {
-                block.setBiome(bpBlock.getBiome());
-            }
-            // pos1 and pos2 update
-            updatePos(block.getLocation());
-        });
-    }
-
-    /**
-     * Tries to convert the BlockData to a newer version, and logs a warning if it fails to do so.
-     * @return the converted BlockData or a default AIR BlockData.
-     * @since 1.6.0
-     */
-    private BlockData convertBlockData(World world, BlueprintBlock block) {
-        BlockData blockData = Bukkit.createBlockData(Material.AIR);
-        try {
-            for (Entry<String, String> en : BLOCK_CONVERSION.entrySet()) {
-                if (block.getBlockData().startsWith(MINECRAFT + en.getKey())) {
-                    blockData = Bukkit.createBlockData(block.getBlockData().replace(MINECRAFT + en.getKey(), MINECRAFT + en.getValue()));
-                    break;
-                }
-            }
-        } catch (IllegalArgumentException e) {
-            // This may happen if the block type is no longer supported by the server
-            plugin.logWarning("Blueprint references materials not supported on this server version.");
-            plugin.logWarning("Load blueprint manually, check and save to fix for this server version.");
-            plugin.logWarning("World: " + world.getName() + "; Failed block data: " + block.getBlockData());
-        }
-        return blockData;
-    }
-
-    private void pasteEntity(Location location, Entry<Vector, List<BlueprintEntity>> entry) {
-        int x = location.getBlockX() + entry.getKey().getBlockX();
-        int y = location.getBlockY() + entry.getKey().getBlockY();
-        int z = location.getBlockZ() + entry.getKey().getBlockZ();
-        setEntity(new Location(location.getWorld(), x, y, z), entry.getValue());
-    }
-
-    /**
-     * Handles signs, chests and mob spawner blocks
-     * @param block - block
-     * @param bpBlock - config
-     */
-    private void setBlockState(Block block, BlueprintBlock bpBlock) {
-        // Get the block state
-        BlockState bs = block.getState();
-        // Signs
-        if (bs instanceof org.bukkit.block.Sign sign) {
-            writeSign(block, bpBlock.getSignLines(), bpBlock.isGlowingText());
-        }
-        // Chests, in general
-        if (bs instanceof InventoryHolder holder) {
-            Inventory ih = holder.getInventory();
-            // Double chests are pasted as two blocks so inventory is filled twice.
-            // This code stops over-filling for the first block.
-            bpBlock.getInventory().forEach(ih::setItem);
-        }
-        // Mob spawners
-        if (bs instanceof CreatureSpawner spawner) {
-            setSpawner(spawner, bpBlock.getCreatureSpawner());
-        }
-        // Banners
-        if (bs instanceof Banner banner && bpBlock.getBannerPatterns() != null) {
-            bpBlock.getBannerPatterns().removeIf(Objects::isNull);
-            banner.setPatterns(bpBlock.getBannerPatterns());
-            banner.update(true, false);
-        }
-    }
-
-    private void setSpawner(CreatureSpawner spawner, BlueprintCreatureSpawner s) {
-        spawner.setSpawnedType(s.getSpawnedType());
-        spawner.setMaxNearbyEntities(s.getMaxNearbyEntities());
-        spawner.setMaxSpawnDelay(s.getMaxSpawnDelay());
-        spawner.setMinSpawnDelay(s.getMinSpawnDelay());
-        spawner.setDelay(s.getDelay());
-        spawner.setRequiredPlayerRange(s.getRequiredPlayerRange());
-        spawner.setSpawnRange(s.getSpawnRange());
-        spawner.update(true, false);
-    }
-
-    /**
-     * Sets any entity that is in this location
-     * @param location - location
-     * @param list - list of entities to paste
-     */
-    private void setEntity(Location location, List<BlueprintEntity> list) {
-        list.stream().filter(k -> k.getType() != null).forEach(k -> {
-            // Center, and just a bit high
-            Location center = location.add(new Vector(0.5, 0.5, 0.5));
-            Util.getChunkAtAsync(center).thenRun(() -> {
-                LivingEntity e = (LivingEntity)location.getWorld().spawnEntity(center, k.getType());
-                if (k.getCustomName() != null) {
-                    String customName = k.getCustomName();
-
-                    if (island != null) {
-                        // Parse any placeholders in the entity's name, if the owner's connected (he should)
-                        Player owner = User.getInstance(island.getOwner()).getPlayer();
-                        if (owner != null) {
-                            // Parse for the player's name first (in case placeholders might need it)
-                            customName = customName.replace(TextVariables.NAME, owner.getName());
-                            // Now parse the placeholders
-                            customName = plugin.getPlaceholdersManager().replacePlaceholders(owner, customName);
-                        }
-                    }
-
-                    // Actually set the custom name
-                    e.setCustomName(customName);
-                }
-                k.configureEntity(e);
-            });
-        });
     }
 
     /**
@@ -397,50 +286,4 @@ public class BlueprintPaster {
             pos2.setZ(l.getBlockZ());
         }
     }
-
-    private void writeSign(final Block block, final List<String> lines, boolean glow) {
-        BlockFace bf;
-        if (block.getType().name().contains("WALL_SIGN")) {
-            WallSign wallSign = (WallSign)block.getBlockData();
-            bf = wallSign.getFacing();
-        } else {
-            Sign sign = (Sign)block.getBlockData();
-            bf = sign.getRotation();
-        }
-        // Handle spawn sign
-        if (island != null && !lines.isEmpty() && lines.get(0).equalsIgnoreCase(TextVariables.SPAWN_HERE)) {
-            block.setType(Material.AIR);
-            // Orient to face same direction as sign
-            Location spawnPoint = new Location(block.getWorld(), block.getX() + 0.5D, block.getY(),
-                    block.getZ() + 0.5D, Util.blockFaceToFloat(bf.getOppositeFace()), 30F);
-            island.setSpawnPoint(block.getWorld().getEnvironment(), spawnPoint);
-            return;
-        }
-        // Get the name of the player
-        String name = "";
-        if (island != null) {
-            name = plugin.getPlayers().getName(island.getOwner());
-        }
-        // Handle locale text for starting sign
-        org.bukkit.block.Sign s = (org.bukkit.block.Sign)block.getState();
-        // Sign text must be stored under the addon's name.sign.line0,1,2,3 in the yaml file
-        if (island != null && !lines.isEmpty() && lines.get(0).equalsIgnoreCase(TextVariables.START_TEXT)) {
-            // Get the addon that is operating in this world
-            String addonName = plugin.getIWM().getAddon(island.getWorld()).map(addon -> addon.getDescription().getName().toLowerCase(Locale.ENGLISH)).orElse("");
-            if (island.getOwner() != null) {
-                for (int i = 0; i < 4; i++) {
-                    s.setLine(i, Util.translateColorCodes(plugin.getLocalesManager().getOrDefault(User.getInstance(island.getOwner()),
-                            addonName + ".sign.line" + i,"").replace(TextVariables.NAME, name)));
-                }
-            }
-        } else {
-            // Just paste
-            for (int i = 0; i < 4; i++) {
-                s.setLine(i, lines.get(i));
-            }
-        }
-        s.setGlowingText(glow);
-        // Update the sign
-        s.update();
-    }
 }

src/main/java/world/bentobox/bentobox/blueprints/conversation/NamePrompt.java

@@ -1,7 +1,5 @@
 package world.bentobox.bentobox.blueprints.conversation;
 
-import java.util.Locale;
-
 import org.bukkit.conversations.ConversationContext;
 import org.bukkit.conversations.Prompt;
 import org.bukkit.conversations.StringPrompt;
@@ -18,60 +16,74 @@ import world.bentobox.bentobox.managers.BlueprintsManager;
 import world.bentobox.bentobox.util.Util;
 
 
-public class NamePrompt extends StringPrompt {
+public class NamePrompt extends StringPrompt
-
+{
     private final GameModeAddon addon;
+
     @Nullable
     private final BlueprintBundle bb;
+
     @Nullable
     private Blueprint bp;
 
-    public NamePrompt(@NonNull GameModeAddon addon, @Nullable BlueprintBundle bb) {
+
+    public NamePrompt(@NonNull GameModeAddon addon, @Nullable BlueprintBundle bb)
+    {
         this.addon = addon;
         this.bb = bb;
     }
 
-    public NamePrompt(@NonNull GameModeAddon addon, @Nullable Blueprint bp, @Nullable BlueprintBundle bb) {
+
+    public NamePrompt(@NonNull GameModeAddon addon, @Nullable Blueprint bp, @Nullable BlueprintBundle bb)
+    {
         this.addon = addon;
         this.bp = bp;
         this.bb = bb;
     }
 
+
     @Override
-    public @NonNull String getPromptText(ConversationContext context) {
+    public @NonNull String getPromptText(ConversationContext context)
-        User user = User.getInstance((Player)context.getForWhom());
+    {
+        User user = User.getInstance((Player) context.getForWhom());
         return user.getTranslation("commands.admin.blueprint.management.name.prompt");
     }
 
+
     @Override
-    public Prompt acceptInput(ConversationContext context, String input) {
+    public Prompt acceptInput(ConversationContext context, String input)
-        User user = User.getInstance((Player)context.getForWhom());
+    {
+        User user = User.getInstance((Player) context.getForWhom());
+        String uniqueId = Util.sanitizeInput(input);
+
         // Convert color codes
-        input = Util.translateColorCodes(input);
+        if (ChatColor.stripColor(Util.translateColorCodes(input)).length() > 32)
-        if (ChatColor.stripColor(input).length() > 32) {
+        {
-            context.getForWhom().sendRawMessage("Too long");
+            context.getForWhom().sendRawMessage(
+                user.getTranslation("commands.admin.blueprint.management.name.too-long"));
             return this;
         }
-        if (bb == null || !bb.getUniqueId().equals(BlueprintsManager.DEFAULT_BUNDLE_NAME)) {
+
-            // Make a uniqueid
+        if (this.bb == null || !this.bb.getUniqueId().equals(BlueprintsManager.DEFAULT_BUNDLE_NAME))
-            StringBuilder uniqueId = new StringBuilder(ChatColor.stripColor(input).toLowerCase(Locale.ENGLISH).replace(" ", "_"));
+        {
             // Check if this name is unique
-            int max = 0;
+            if (this.addon.getPlugin().getBlueprintsManager().getBlueprintBundles(this.addon).containsKey(uniqueId))
-            while (max++ < 32 && addon.getPlugin().getBlueprintsManager().getBlueprintBundles(addon).containsKey(uniqueId.toString())) {
+            {
-                uniqueId.append("x");
+                context.getForWhom().sendRawMessage(
-            }
+                    user.getTranslation("commands.admin.blueprint.management.name.pick-a-unique-name"));
-            if (max == 32) {
-                context.getForWhom().sendRawMessage(user.getTranslation("commands.admin.blueprint.management.name.pick-a-unique-name"));
                 return this;
             }
-            context.setSessionData("uniqueId", uniqueId.toString());
+
-        } else {
+            context.setSessionData("uniqueId", uniqueId);
-            // Default stays as default
-            context.setSessionData("uniqueId", bb.getUniqueId());
         }
+        else
+        {
+            // Default stays as default
+            context.setSessionData("uniqueId", this.bb.getUniqueId());
+        }
+
         context.setSessionData("name", input);
-        return new NameSuccessPrompt(addon, bb, bp);
+
+        return new NameSuccessPrompt(this.addon, this.bb, this.bp);
     }
-
+}
-}
-

src/main/java/world/bentobox/bentobox/blueprints/conversation/NameSuccessPrompt.java

@@ -15,58 +15,76 @@ import world.bentobox.bentobox.blueprints.Blueprint;
 import world.bentobox.bentobox.blueprints.dataobjects.BlueprintBundle;
 import world.bentobox.bentobox.panels.BlueprintManagementPanel;
 
-public class NameSuccessPrompt extends MessagePrompt {
+public class NameSuccessPrompt extends MessagePrompt
+{
 
     private final GameModeAddon addon;
+
     private BlueprintBundle bb;
+
     private final Blueprint bp;
 
+
     /**
      * Handles the name processing
+     *
      * @param addon - Game Mode addon
      * @param bb - Blueprint Bundle
      * @param bp - blueprint
      */
-    public NameSuccessPrompt(@NonNull GameModeAddon addon, @Nullable BlueprintBundle bb, @Nullable Blueprint bp) {
+    public NameSuccessPrompt(@NonNull GameModeAddon addon, @Nullable BlueprintBundle bb, @Nullable Blueprint bp)
+    {
         this.addon = addon;
         this.bb = bb;
         this.bp = bp;
     }
 
+
     @Override
-    public @NonNull String getPromptText(ConversationContext context) {
+    public @NonNull String getPromptText(ConversationContext context)
+    {
         String name = (String) context.getSessionData("name");
         String uniqueId = (String) context.getSessionData("uniqueId");
-        User user = User.getInstance((Player)context.getForWhom());
-        // Rename blueprint
-        if (bp != null) {
-            BentoBox.getInstance().getBlueprintsManager().renameBlueprint(addon, bp, name);
-            new BlueprintManagementPanel(BentoBox.getInstance(), user, addon).openBB(bb);
-        } else {
-            // Blueprint Bundle
-            if (bb == null) {
-                // New Blueprint bundle
-                bb = new BlueprintBundle();
-                bb.setIcon(Material.RED_WOOL);
-            } else {
-                // Rename - remove old named file
-                BentoBox.getInstance().getBlueprintsManager().deleteBlueprintBundle(addon, bb);
-            }
-            bb.setDisplayName(name);
-            bb.setUniqueId(uniqueId);
-            BentoBox.getInstance().getBlueprintsManager().addBlueprintBundle(addon, bb);
-            BentoBox.getInstance().getBlueprintsManager().saveBlueprintBundle(addon, bb);
 
-            new BlueprintManagementPanel(BentoBox.getInstance(), user, addon).openPanel();
+        User user = User.getInstance((Player) context.getForWhom());
-            // Set the name
+
-            // if successfully
+        // Rename blueprint
+        if (this.bp != null)
+        {
+            this.addon.getPlugin().getBlueprintsManager().renameBlueprint(this.addon, this.bp, uniqueId, name);
+            new BlueprintManagementPanel(this.addon.getPlugin(), user, this.addon).openBB(this.bb);
         }
+        else
+        {
+            // Blueprint Bundle
+            if (this.bb == null)
+            {
+                // New Blueprint bundle
+                this.bb = new BlueprintBundle();
+                this.bb.setIcon(Material.RED_WOOL);
+            }
+            else
+            {
+                // Rename - remove old named file
+                this.addon.getPlugin().getBlueprintsManager().deleteBlueprintBundle(this.addon, this.bb);
+            }
+
+            this.bb.setDisplayName(name);
+            this.bb.setUniqueId(uniqueId);
+            this.addon.getPlugin().getBlueprintsManager().addBlueprintBundle(this.addon, this.bb);
+            this.addon.getPlugin().getBlueprintsManager().saveBlueprintBundle(this.addon, this.bb);
+
+            new BlueprintManagementPanel(this.addon.getPlugin(), user, this.addon).openPanel();
+            // Set the name
+        }
+
         return user.getTranslation("commands.admin.blueprint.management.description.success");
     }
 
+
     @Override
-    protected Prompt getNextPrompt(@NonNull ConversationContext context) {
+    protected Prompt getNextPrompt(@NonNull ConversationContext context)
+    {
         return Prompt.END_OF_CONVERSATION;
     }
-
 }

src/main/java/world/bentobox/bentobox/blueprints/dataobjects/BlueprintBundle.java

@@ -69,7 +69,7 @@ public class BlueprintBundle implements DataObject {
      */
     @Override
     public String getUniqueId() {
-        return uniqueId.toLowerCase(Locale.ENGLISH);
+        return uniqueId;
     }
     /**
      * @param uniqueId the uniqueId to set

src/main/java/world/bentobox/bentobox/database/json/BentoboxTypeAdapterFactory.java

@@ -56,7 +56,7 @@ public class BentoboxTypeAdapterFactory implements TypeAdapterFactory {
         if (Location.class.isAssignableFrom(rawType)) {
             // Use our current location adapter for backward compatibility
             return (TypeAdapter<T>) new LocationTypeAdapter();
-        } else if (Biome.class.isAssignableFrom(rawType) && !ServerCompatibility.getInstance().isVersion(ServerCompatibility.ServerVersion.V1_17_1)) { // TODO: Any better way ?
+        } else if (Biome.class.isAssignableFrom(rawType)) {
             return (TypeAdapter<T>) new BiomeTypeAdapter();
         } else if (Enum.class.isAssignableFrom(rawType)) {
             return new EnumTypeAdapter(rawType);

src/main/java/world/bentobox/bentobox/database/objects/Island.java

@@ -18,6 +18,7 @@ import java.util.stream.Collectors;
 import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.World;
+import org.bukkit.GameMode;
 import org.bukkit.World.Environment;
 import org.bukkit.entity.Player;
 import org.bukkit.util.BoundingBox;
@@ -38,8 +39,6 @@ import world.bentobox.bentobox.api.metadata.MetaDataAble;
 import world.bentobox.bentobox.api.metadata.MetaDataValue;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.database.objects.adapters.Adapter;
-import world.bentobox.bentobox.database.objects.adapters.FlagSerializer;
-import world.bentobox.bentobox.database.objects.adapters.FlagSerializer3;
 import world.bentobox.bentobox.database.objects.adapters.LogEntryListAdapter;
 import world.bentobox.bentobox.lists.Flags;
 import world.bentobox.bentobox.managers.RanksManager;
@@ -158,9 +157,8 @@ public class Island implements DataObject, MetaDataAble {
     private boolean purgeProtected = false;
 
     //// Protection flags ////
-    @Adapter(FlagSerializer.class)
     @Expose
-    private Map<Flag, Integer> flags = new HashMap<>();
+    private Map<String, Integer> flags = new HashMap<>();
 
     //// Island History ////
     @Adapter(LogEntryListAdapter.class)
@@ -179,9 +177,8 @@ public class Island implements DataObject, MetaDataAble {
     /**
      * Used to store flag cooldowns for this island
      */
-    @Adapter(FlagSerializer3.class)
     @Expose
-    private Map<Flag, Long> cooldowns = new HashMap<>();
+    private Map<String, Long> cooldowns = new HashMap<>();
 
     /**
      * Commands and the rank required to use them for this island
@@ -367,13 +364,13 @@ public class Island implements DataObject, MetaDataAble {
      * @return flag value
      */
     public int getFlag(@NonNull Flag flag) {
-        return flags.computeIfAbsent(flag, k -> flag.getDefaultRank());
+        return flags.computeIfAbsent(flag.getID(), k -> flag.getDefaultRank());
     }
 
     /**
      * @return the flags
      */
-    public Map<Flag, Integer> getFlags() {
+    public Map<String, Integer> getFlags() {
         return flags;
     }
 
@@ -643,6 +640,55 @@ public class Island implements DataObject, MetaDataAble {
         return world;
     }
 
+
+    /**
+     * @return the nether world
+     */
+    @Nullable
+    public World getNetherWorld()
+    {
+        return this.getWorld(Environment.NETHER);
+    }
+
+
+    /**
+     * @return the end world
+     */
+    @Nullable
+    public World getEndWorld()
+    {
+        return this.getWorld(Environment.THE_END);
+    }
+
+
+    /**
+     * This method returns this island world in given environment. This method can return {@code null} if dimension is
+     * disabled.
+     * @param environment The environment of the island world.
+     * @return the world in given environment.
+     */
+    @Nullable
+    public World getWorld(Environment environment)
+    {
+        if (Environment.NORMAL.equals(environment))
+        {
+            return this.world;
+        }
+        else if (Environment.THE_END.equals(environment) && this.isEndIslandEnabled())
+        {
+            return this.getPlugin().getIWM().getEndWorld(this.world);
+        }
+        else if (Environment.NETHER.equals(environment) && this.isNetherIslandEnabled())
+        {
+            return this.getPlugin().getIWM().getNetherWorld(this.world);
+        }
+        else
+        {
+            return null;
+        }
+    }
+
+
     /**
      * @return the x coordinate of the island center
      */
@@ -679,8 +725,13 @@ public class Island implements DataObject, MetaDataAble {
      * @param location - location
      * @return true if in island space
      */
+    @SuppressWarnings("ConstantConditions")
     public boolean inIslandSpace(Location location) {
-        return Util.sameWorld(world, location.getWorld()) && inIslandSpace(location.getBlockX(), location.getBlockZ());
+        return Util.sameWorld(this.world, location.getWorld()) &&
+            (location.getWorld().getEnvironment().equals(Environment.NORMAL) ||
+                this.getPlugin().getIWM().isIslandNether(location.getWorld()) ||
+                this.getPlugin().getIWM().isIslandEnd(location.getWorld())) &&
+            this.inIslandSpace(location.getBlockX(), location.getBlockZ());
     }
 
     /**
@@ -693,12 +744,80 @@ public class Island implements DataObject, MetaDataAble {
     }
 
     /**
-     * Returns a {@link BoundingBox} of the full island space.
+     * Returns a {@link BoundingBox} of the full island space for overworld.
      * @return a {@link BoundingBox} of the full island space.
      * @since 1.5.2
      */
+    @SuppressWarnings("ConstantConditions")
+    @NotNull
     public BoundingBox getBoundingBox() {
-        return new BoundingBox(getMinX(), world.getMinHeight(), getMinZ(), getMaxX(), world.getMaxHeight(), getMaxZ());
+        return this.getBoundingBox(Environment.NORMAL);
+    }
+
+
+    /**
+     * Returns a {@link BoundingBox} of this island's space area in requested dimension.
+     * @param environment the requested dimension.
+     * @return a {@link BoundingBox} of this island's space area or {@code null} if island is not created in requested dimension.
+     * @since 1.21.0
+     */
+    @Nullable
+    public BoundingBox getBoundingBox(Environment environment)
+    {
+        BoundingBox boundingBox;
+
+        if (Environment.NORMAL.equals(environment))
+        {
+            // Return normal world bounding box.
+            boundingBox = new BoundingBox(this.getMinX(),
+                this.world.getMinHeight(),
+                this.getMinZ(),
+                this.getMaxX(),
+                this.world.getMaxHeight(),
+                this.getMaxZ());
+        }
+        else if (Environment.THE_END.equals(environment) && this.isEndIslandEnabled())
+        {
+            // If end world is generated, return end island bounding box.
+            //noinspection ConstantConditions
+            boundingBox = new BoundingBox(this.getMinX(),
+                this.getEndWorld().getMinHeight(),
+                this.getMinZ(),
+                this.getMaxX(),
+                this.getEndWorld().getMaxHeight(),
+                this.getMaxZ());
+        }
+        else if (Environment.NETHER.equals(environment) && this.isNetherIslandEnabled())
+        {
+            // If nether world is generated, return nether island bounding box.
+            //noinspection ConstantConditions
+            boundingBox = new BoundingBox(this.getMinX(),
+                this.getNetherWorld().getMinHeight(),
+                this.getMinZ(),
+                this.getMaxX(),
+                this.getNetherWorld().getMaxHeight(),
+                this.getMaxZ());
+        }
+        else
+        {
+            boundingBox = null;
+        }
+
+        return boundingBox;
+    }
+
+
+    /**
+     * Using this method in the filtering for getVisitors and hasVisitors
+     * @param player The player that must be checked.
+     * @return true if player is a visitor
+     */
+    private boolean playerIsVisitor(Player player) {
+        if (player.getGameMode() == GameMode.SPECTATOR) {
+            return false;
+        }
+
+        return onIsland(player.getLocation()) && getRank(User.getInstance(player)) == RanksManager.VISITOR_RANK;
     }
 
     /**
@@ -708,9 +827,7 @@ public class Island implements DataObject, MetaDataAble {
      */
     @NonNull
     public List<Player> getVisitors() {
-        return Bukkit.getOnlinePlayers().stream()
+        return Bukkit.getOnlinePlayers().stream().filter(this::playerIsVisitor).collect(Collectors.toList());
-                .filter(player -> onIsland(player.getLocation()) && getRank(User.getInstance(player)) == RanksManager.VISITOR_RANK)
-                .collect(Collectors.toList());
     }
 
     /**
@@ -722,7 +839,7 @@ public class Island implements DataObject, MetaDataAble {
      * @see #getVisitors()
      */
     public boolean hasVisitors() {
-        return Bukkit.getOnlinePlayers().stream().anyMatch(player -> onIsland(player.getLocation()) && getRank(User.getInstance(player)) == RanksManager.VISITOR_RANK);
+        return Bukkit.getOnlinePlayers().stream().anyMatch(this::playerIsVisitor);
     }
 
     /**
@@ -793,19 +910,83 @@ public class Island implements DataObject, MetaDataAble {
      * @param target location to check, not null
      * @return {@code true} if this location is within this island's protected area, {@code false} otherwise.
      */
+    @SuppressWarnings("ConstantConditions")
     public boolean onIsland(@NonNull Location target) {
-        return Util.sameWorld(world, target.getWorld()) && target.getBlockX() >= getMinProtectedX() && target.getBlockX() < (getMinProtectedX() + protectionRange * 2) && target.getBlockZ() >= getMinProtectedZ() && target.getBlockZ() < (getMinProtectedZ() + protectionRange * 2);
+        return Util.sameWorld(this.world, target.getWorld()) &&
+            (target.getWorld().getEnvironment().equals(Environment.NORMAL) ||
+                this.getPlugin().getIWM().isIslandNether(target.getWorld()) ||
+                this.getPlugin().getIWM().isIslandEnd(target.getWorld())) &&
+            target.getBlockX() >= this.getMinProtectedX() &&
+            target.getBlockX() < (this.getMinProtectedX() + this.protectionRange * 2) &&
+            target.getBlockZ() >= this.getMinProtectedZ() &&
+            target.getBlockZ() < (this.getMinProtectedZ() + this.protectionRange * 2);
     }
 
     /**
-     * Returns a {@link BoundingBox} of this island's protected area.
+     * Returns a {@link BoundingBox} of this island's protected area for overworld.
      * @return a {@link BoundingBox} of this island's protected area.
      * @since 1.5.2
      */
+    @SuppressWarnings("ConstantConditions")
+    @NotNull
     public BoundingBox getProtectionBoundingBox() {
-        return new BoundingBox(getMinProtectedX(), 0.0D, getMinProtectedZ(), getMaxProtectedX()-1.0D, world.getMaxHeight(), getMaxProtectedZ()-1.0D);
+        return this.getProtectionBoundingBox(Environment.NORMAL);
     }
 
+
+    /**
+     * Returns a {@link BoundingBox} of this island's protected area.
+     * @param environment an environment of bounding box area.
+     * @return a {@link BoundingBox} of this island's protected area or {@code null} if island is not created in required dimension.
+     * in required dimension.
+     * @since 1.21.0
+     */
+    @Nullable
+    public BoundingBox getProtectionBoundingBox(Environment environment)
+    {
+        BoundingBox boundingBox;
+
+        if (Environment.NORMAL.equals(environment))
+        {
+            // Return normal world bounding box.
+            boundingBox = new BoundingBox(this.getMinProtectedX(),
+                this.world.getMinHeight(),
+                this.getMinProtectedZ(),
+                this.getMaxProtectedX(),
+                this.world.getMaxHeight(),
+                this.getMaxProtectedZ());
+        }
+        else if (Environment.THE_END.equals(environment) && this.isEndIslandEnabled())
+        {
+            // If end world is generated, return end island bounding box.
+            //noinspection ConstantConditions
+            boundingBox = new BoundingBox(this.getMinProtectedX(),
+                this.getEndWorld().getMinHeight(),
+                this.getMinProtectedZ(),
+                this.getMaxProtectedX(),
+                this.getEndWorld().getMaxHeight(),
+                this.getMaxProtectedZ());
+        }
+        else if (Environment.NETHER.equals(environment) && this.isNetherIslandEnabled())
+        {
+            // If nether world is generated, return nether island bounding box.
+            //noinspection ConstantConditions
+            boundingBox = new BoundingBox(this.getMinProtectedX(),
+                this.getNetherWorld().getMinHeight(),
+                this.getMinProtectedZ(),
+                this.getMaxProtectedX(),
+                this.getNetherWorld().getMaxHeight(),
+                this.getMaxProtectedZ());
+        }
+        else
+        {
+            boundingBox = null;
+        }
+
+        return boundingBox;
+    }
+
+
     /**
      * Removes a player from the team member map. Generally, you should
      * use {@link world.bentobox.bentobox.managers.IslandsManager#removePlayer(World, UUID)}
@@ -851,7 +1032,7 @@ public class Island implements DataObject, MetaDataAble {
      * @param doSubflags - whether to set subflags
      */
     public void setFlag(Flag flag, int value, boolean doSubflags) {
-        flags.put(flag, value);
+        flags.put(flag.getID(), value);
         // Subflag support
         if (doSubflags && flag.hasSubflags()) {
             // Ensure that a subflag isn't a subflag of itself or else we're in trouble!
@@ -863,7 +1044,7 @@ public class Island implements DataObject, MetaDataAble {
     /**
      * @param flags the flags to set
      */
-    public void setFlags(Map<Flag, Integer> flags) {
+    public void setFlags(Map<String, Integer> flags) {
         this.flags = flags;
         setChanged();
     }
@@ -874,11 +1055,13 @@ public class Island implements DataObject, MetaDataAble {
      */
     public void setFlagsDefaults() {
         BentoBox plugin = BentoBox.getInstance();
-        Map<Flag, Integer> result = new HashMap<>();
+        Map<String, Integer> result = new HashMap<>();
-        plugin.getFlagsManager().getFlags().stream().filter(f -> f.getType().equals(Flag.Type.PROTECTION))
+        plugin.getFlagsManager().getFlags().stream().
-        .forEach(f -> result.put(f, plugin.getIWM().getDefaultIslandFlags(world).getOrDefault(f, f.getDefaultRank())));
+            filter(f -> f.getType().equals(Flag.Type.PROTECTION)).
-        plugin.getFlagsManager().getFlags().stream().filter(f -> f.getType().equals(Flag.Type.SETTING))
+            forEach(f -> result.put(f.getID(), plugin.getIWM().getDefaultIslandFlags(world).getOrDefault(f, f.getDefaultRank())));
-        .forEach(f -> result.put(f, plugin.getIWM().getDefaultIslandSettings(world).getOrDefault(f, f.getDefaultRank())));
+        plugin.getFlagsManager().getFlags().stream().
+            filter(f -> f.getType().equals(Flag.Type.SETTING)).
+            forEach(f -> result.put(f.getID(), plugin.getIWM().getDefaultIslandSettings(world).getOrDefault(f, f.getDefaultRank())));
         this.setFlags(result);
         setChanged();
     }
@@ -1120,7 +1303,7 @@ public class Island implements DataObject, MetaDataAble {
     public void setSettingsFlag(Flag flag, boolean state, boolean doSubflags) {
         int newState = state ? 1 : -1;
         if (flag.getType().equals(Flag.Type.SETTING) || flag.getType().equals(Flag.Type.WORLD_SETTING)) {
-            flags.put(flag, newState);
+            flags.put(flag.getID(), newState);
             if (doSubflags && flag.hasSubflags()) {
                 // If we have circular subflags or a flag is a subflag of itself we are in trouble!
                 flag.getSubflags().forEach(subflag -> setSettingsFlag(subflag, state, true));
@@ -1243,6 +1426,15 @@ public class Island implements DataObject, MetaDataAble {
         return nether != null && !getCenter().toVector().toLocation(nether).getBlock().getType().isAir();
     }
 
+    /**
+     * Checks whether this island has its nether island mode enabled or not.
+     * @return {@code true} if this island has its nether island enabled, {@code false} otherwise.
+     * @since 1.21.0
+     */
+    public boolean isNetherIslandEnabled() {
+        return this.getPlugin().getIWM().isNetherGenerate(this.world) && this.getPlugin().getIWM().isNetherIslands(this.world);
+    }
+
     /**
      * Checks whether this island has its end island generated or not.
      * @return {@code true} if this island has its end island generated, {@code false} otherwise.
@@ -1254,6 +1446,16 @@ public class Island implements DataObject, MetaDataAble {
     }
 
 
+    /**
+     * Checks whether this island has its end island mode enabled or not.
+     * @return {@code true} if this island has its end island enabled, {@code false} otherwise.
+     * @since 1.21.0
+     */
+    public boolean isEndIslandEnabled() {
+        return this.getPlugin().getIWM().isEndGenerate(this.world) && this.getPlugin().getIWM().isEndIslands(this.world);
+    }
+
+
     /**
      * Checks if a flag is on cooldown. Only stored in memory so a server restart will reset the cooldown.
      * @param flag - flag
@@ -1261,10 +1463,10 @@ public class Island implements DataObject, MetaDataAble {
      * @since 1.6.0
      */
     public boolean isCooldown(Flag flag) {
-        if (cooldowns.containsKey(flag) && cooldowns.get(flag) > System.currentTimeMillis()) {
+        if (cooldowns.containsKey(flag.getID()) && cooldowns.get(flag.getID()) > System.currentTimeMillis()) {
             return true;
         }
-        cooldowns.remove(flag);
+        cooldowns.remove(flag.getID());
         setChanged();
         return false;
     }
@@ -1274,21 +1476,21 @@ public class Island implements DataObject, MetaDataAble {
      * @param flag - Flag to cooldown
      */
     public void setCooldown(Flag flag) {
-        cooldowns.put(flag, flag.getCooldown() * 1000L + System.currentTimeMillis());
+        cooldowns.put(flag.getID(), flag.getCooldown() * 1000L + System.currentTimeMillis());
         setChanged();
     }
 
     /**
      * @return the cooldowns
      */
-    public Map<Flag, Long> getCooldowns() {
+    public Map<String, Long> getCooldowns() {
         return cooldowns;
     }
 
     /**
      * @param cooldowns the cooldowns to set
      */
-    public void setCooldowns(Map<Flag, Long> cooldowns) {
+    public void setCooldowns(Map<String, Long> cooldowns) {
         this.cooldowns = cooldowns;
         setChanged();
     }
@@ -1661,9 +1863,4 @@ public class Island implements DataObject, MetaDataAble {
                 + ", cooldowns=" + cooldowns + ", commandRanks=" + commandRanks + ", reserved=" + reserved
                 + ", metaData=" + metaData + ", homes=" + homes + ", maxHomes=" + maxHomes + "]";
     }
-
-
-
-
-
 }

src/main/java/world/bentobox/bentobox/database/objects/adapters/FlagBooleanSerializer.java

@@ -0,0 +1,65 @@
+package world.bentobox.bentobox.database.objects.adapters;
+
+
+import org.bukkit.configuration.MemorySection;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+
+
+/**
+ * This Serializer migrates Map of String, Boolean to Map of String, Integer in serialization process.
+ * It is necessary because current implementation requires flags to be mapped to Integer value.
+ * @author BONNe
+ */
+public class FlagBooleanSerializer implements AdapterInterface<Map<String, Integer>, Map<String, Boolean>>
+{
+    @SuppressWarnings("unchecked")
+    @Override
+    public Map<String, Integer> deserialize(Object object)
+    {
+        Map<String, Integer> result = new HashMap<>();
+        if (object == null)
+        {
+            return result;
+        }
+        // For YAML
+        if (object instanceof MemorySection section)
+        {
+            for (String key : section.getKeys(false))
+            {
+                result.put(key, section.getBoolean(key) ? 0 : -1);
+            }
+        }
+        else
+        {
+            for (Entry<String, Boolean> en : ((Map<String, Boolean>) object).entrySet())
+            {
+                result.put(en.getKey(), en.getValue() ? 0 : -1);
+            }
+        }
+
+        return result;
+    }
+
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public Map<String, Boolean> serialize(Object object)
+    {
+        Map<String, Boolean> result = new HashMap<>();
+
+        if (object == null)
+        {
+            return result;
+        }
+
+        Map<String, Integer> flags = (Map<String, Integer>) object;
+
+        for (Entry<String, Integer> en : flags.entrySet())
+        {
+            result.put(en.getKey(), en.getValue() >= 0);
+        }
+        return result;
+    }
+}

src/main/java/world/bentobox/bentobox/hooks/LangUtilsHook.java

@@ -626,6 +626,8 @@ public class LangUtilsHook extends Hook {
             case MUSIC_DISC_11 -> "C418 - 11";
             case MUSIC_DISC_WAIT -> "C418 - wait";
             case MUSIC_DISC_PIGSTEP -> "Lena Raine - Pigstep";
+            case MUSIC_DISC_5 -> "Samuel Åberg - 5";
+            case MUSIC_DISC_OTHERSIDE -> "Lena Raine - otherside";
             default -> null;
         };
     }

src/main/java/world/bentobox/bentobox/listeners/PlayerEntityPortalEvent.java

@@ -17,7 +17,7 @@ import world.bentobox.bentobox.database.objects.Island;
 /**
  * Abstracts PlayerPortalEvent and EntityPortalEvent
  * @author tastybento
- *
+ * @deprecated replaced not used in new listeners.
  */
 public class PlayerEntityPortalEvent {
 

src/main/java/world/bentobox/bentobox/listeners/PortalTeleportationListener.java

@@ -40,7 +40,11 @@ import world.bentobox.bentobox.util.teleport.SafeSpotTeleport;
  * Handles teleportation via the Nether/End portals to the Nether and End dimensions of the worlds added by the GameModeAddons.
  *
  * @author tastybento
+ * @deprecated replaced by better listeners.
+ * @see world.bentobox.bentobox.listeners.teleports.PlayerTeleportListener
+ * @see world.bentobox.bentobox.listeners.teleports.EntityTeleportListener
  */
+@Deprecated
 public class PortalTeleportationListener implements Listener {
 
     private final BentoBox plugin;
@@ -167,7 +171,7 @@ public class PortalTeleportationListener implements Listener {
             return false;
         }
 
-        if (!Bukkit.getServer().getAllowNether()) {
+        if (!Bukkit.getAllowNether()) {
             e.setCancelled(true);
         }
 
@@ -256,19 +260,30 @@ public class PortalTeleportationListener implements Listener {
      * @param env - environment
      * @param toWorld - to world
      */
-    Location getTo(PlayerEntityPortalEvent e, Environment env, World toWorld) {
+    Location getTo(PlayerEntityPortalEvent e, Environment env, World toWorld)
+    {
         // Null check - not that useful
-        if (e.getFrom().getWorld() == null || toWorld == null) {
+        if (e.getFrom().getWorld() == null || toWorld == null)
+        {
             return null;
         }
-        if (!e.getCanCreatePortal()) {
+
+        Location toLocation = e.getIsland().map(island -> island.getSpawnPoint(env)).
+            orElse(e.getFrom().toVector().toLocation(toWorld));
+
+        // Limit Y to the min/max world height.
+        toLocation.setY(Math.max(Math.min(toLocation.getY(), toWorld.getMaxHeight()), toWorld.getMinHeight()));
+
+        if (!e.getCanCreatePortal())
+        {
             // Legacy portaling
-            return e.getIsland().map(i -> i.getSpawnPoint(env)).orElse(e.getFrom().toVector().toLocation(toWorld));
+            return toLocation;
         }
         // Make portals
         // For anywhere other than the end - it is the player's location that is used
-        if (!env.equals(Environment.THE_END)) {
+        if (!env.equals(Environment.THE_END))
-            return e.getFrom().toVector().toLocation(toWorld);
+        {
+            return toLocation;
         }
         // If the-end then we want the platform to always be generated in the same place no matter where
         // they enter the portal
@@ -279,13 +294,15 @@ public class PortalTeleportationListener implements Listener {
         int j = z;
         int k = y;
         // If the from is not a portal, then we have to find it
-        if (!e.getFrom().getBlock().getType().equals(Material.END_PORTAL)) {
+        if (!e.getFrom().getBlock().getType().equals(Material.END_PORTAL))
+        {
             // Find the portal - due to speed, it is possible that the player will be below or above the portal
-            for (k = 0; (k < e.getWorld().getMaxHeight()) && !e.getWorld().getBlockAt(x, k, z).getType().equals(Material.END_PORTAL); k++);
+            for (k = toWorld.getMinHeight(); (k < e.getWorld().getMaxHeight()) &&
+                !e.getWorld().getBlockAt(x, k, z).getType().equals(Material.END_PORTAL); k++);
         }
         // Find the maximum x and z corner
-        for (; (i < x + 5) && e.getWorld().getBlockAt(i, k, z).getType().equals(Material.END_PORTAL); i++);
+        for (; (i < x + 5) && e.getWorld().getBlockAt(i, k, z).getType().equals(Material.END_PORTAL); i++) ;
-        for (; (j < z + 5) && e.getWorld().getBlockAt(x, k, j).getType().equals(Material.END_PORTAL); j++);
+        for (; (j < z + 5) && e.getWorld().getBlockAt(x, k, j).getType().equals(Material.END_PORTAL); j++) ;
 
         // Mojang end platform generation is:
         // AIR
@@ -293,7 +310,7 @@ public class PortalTeleportationListener implements Listener {
         // OBSIDIAN
         // and player is placed on second air block above obsidian.
         // If Y coordinate is below 2, then obsidian platform is not generated and player falls in void.
-        return new Location(toWorld, i, Math.max(2, k), j);
+        return new Location(toWorld, i, Math.max(toWorld.getMinHeight() + 2, k), j);
     }
 
 
@@ -304,7 +321,9 @@ public class PortalTeleportationListener implements Listener {
      * @return true or false
      */
     private boolean isMakePortals(GameModeAddon gm, Environment env) {
-        return env.equals(Environment.NETHER) ? gm.getWorldSettings().isMakeNetherPortals() : gm.getWorldSettings().isMakeEndPortals();
+        return env.equals(Environment.NETHER) ?
+            gm.getWorldSettings().isMakeNetherPortals() && Bukkit.getAllowNether() :
+            gm.getWorldSettings().isMakeEndPortals() && Bukkit.getAllowEnd();
     }
 
     /**

src/main/java/world/bentobox/bentobox/listeners/flags/protection/BlockInteractionListener.java

@@ -1,12 +1,15 @@
 package world.bentobox.bentobox.listeners.flags.protection;
 
+import java.util.Collections;
 import java.util.Map;
 import java.util.Optional;
 
+import org.bukkit.FluidCollisionMode;
 import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.Tag;
 import org.bukkit.block.Block;
+import org.bukkit.block.data.Waterlogged;
 import org.bukkit.entity.Player;
 import org.bukkit.event.Event;
 import org.bukkit.event.EventHandler;
@@ -26,235 +29,269 @@ import world.bentobox.bentobox.lists.Flags;
  * Handle interaction with blocks
  * @author tastybento
  */
-public class BlockInteractionListener extends FlagListener {
+public class BlockInteractionListener extends FlagListener
+{
 
     /**
-     * These cover materials in another server version.
+     * These cover materials in another server version. This avoids run time errors due to unknown enum values, at the
-     * This avoids run time errors due to unknown enum values, at the expense of a string comparison
+     * expense of a string comparison
      */
     private final static Map<String, String> stringFlags;
-    static {
+
-        stringFlags = Map.of("RESPAWN_ANCHOR", "PLACE_BLOCKS");
+    static
+    {
+        stringFlags = Map.of(
+            "ACACIA_CHEST_BOAT", "CHEST",
+            "BIRCH_CHEST_BOAT", "CHEST",
+            "JUNGLE_CHEST_BOAT", "CHEST",
+            "DARK_OAK_CHEST_BOAT", "CHEST",
+            "MANGROVE_CHEST_BOAT", "CHEST",
+            "OAK_CHEST_BOAT", "CHEST",
+            "SPRUCE_CHEST_BOAT", "CHEST");
     }
 
     /**
      * Handle interaction with blocks
+     *
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
-    public void onPlayerInteract(final PlayerInteractEvent e) {
+    public void onPlayerInteract(final PlayerInteractEvent e)
+    {
         // We only care about the RIGHT_CLICK_BLOCK action.
-        if (!e.getAction().equals(Action.RIGHT_CLICK_BLOCK) || e.getClickedBlock() == null) {
+        if (!e.getAction().equals(Action.RIGHT_CLICK_BLOCK) || e.getClickedBlock() == null)
+        {
             return;
         }
 
         // Check clicked block
-        checkClickedBlock(e, e.getPlayer(), e.getClickedBlock().getLocation(), e.getClickedBlock().getType());
+        this.checkClickedBlock(e, e.getPlayer(), e.getClickedBlock().getLocation(), e.getClickedBlock().getType());
 
         // Now check for in-hand items
-        if (e.getItem() != null && !e.getItem().getType().equals(Material.AIR)) {
+        if (e.getItem() != null && !e.getItem().getType().equals(Material.AIR))
+        {
             // Boats
-            if (e.getItem().getType().name().endsWith("_BOAT")) {
+            if (e.getItem().getType().name().endsWith("BOAT"))
-                checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.BOAT);
+            {
+                this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.BOAT);
             }
-            // Spawn eggs
+            else if (e.getItem().getType().name().endsWith("_SPAWN_EGG"))
-            else if (e.getItem().getType().name().endsWith("_SPAWN_EGG")) {
+            {
-                checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.SPAWN_EGGS);
+                this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.SPAWN_EGGS);
             }
-            // Now check for in-hand items
+            else if (e.getItem().getType() == Material.ENDER_PEARL)
-            if (e.getItem() != null) {
+            {
-                if (e.getItem().getType().name().contains("BOAT")) {
+                this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.ENDER_PEARL);
-                    checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.PLACE_BLOCKS);
+            }
-                    return;
+            else if (e.getItem().getType() == Material.BONE_MEAL)
-                }
+            {
-                switch (e.getItem().getType()) {
+                this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.PLACE_BLOCKS);
-                case ENDER_PEARL:
+            }
-                    checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.ENDER_PEARL);
+            else if (e.getItem().getType() == Material.GLASS_BOTTLE)
-                    break;
+            {
-                case BONE_MEAL:
+                Block targetedBlock = e.getPlayer().getTargetBlockExact(5, FluidCollisionMode.ALWAYS);
-                    checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.PLACE_BLOCKS);
+
-                    break;
+                // Check if player is clicking on water or waterlogged block with a bottle.
-                default:
+                if (targetedBlock != null && (Material.WATER.equals(targetedBlock.getType()) ||
-                    break;
+                    targetedBlock.getBlockData() instanceof Waterlogged))
+                {
+                    this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.BREWING);
                 }
             }
         }
     }
 
+
     /**
      * Check if an action can occur on a clicked block
+     *
      * @param e - event called
      * @param player - player
      * @param loc - location of clicked block
      * @param type - material type of clicked block
      */
-    private void checkClickedBlock(Event e, Player player, Location loc, Material type) {
+    private void checkClickedBlock(Event e, Player player, Location loc, Material type)
+    {
         // Handle pots
-        if (type.name().startsWith("POTTED")) {
+        if (type.name().startsWith("POTTED"))
-            checkIsland(e, player, loc, Flags.FLOWER_POT);
+        {
-            return;
+            this.checkIsland(e, player, loc, Flags.FLOWER_POT);
-        }
-        if (Tag.ANVIL.isTagged(type)) {
-            checkIsland(e, player, loc, Flags.ANVIL);
-            return;
-        }
-        if (Tag.BUTTONS.isTagged(type)) {
-            checkIsland(e, player, loc, Flags.BUTTON);
-            return;
-        }
-        if (Tag.BEDS.isTagged(type)) {
-            checkIsland(e, player, loc, Flags.BED);
-            return;
-        }
-        if (Tag.DOORS.isTagged(type)) {
-            checkIsland(e, player, loc, Flags.DOOR);
-            return;
-        }
-        if (Tag.SHULKER_BOXES.isTagged(type)) {
-            checkIsland(e, player, loc, Flags.SHULKER_BOX);
-            return;
-        }
-        if (Tag.TRAPDOORS.isTagged(type)) {
-            checkIsland(e, player, loc, Flags.TRAPDOOR);
             return;
         }
 
-        switch (type) {
+        if (Tag.ANVIL.isTagged(type))
-        case BEACON:
+        {
-            checkIsland(e, player, loc, Flags.BEACON);
+            this.checkIsland(e, player, loc, Flags.ANVIL);
-            break;
+            return;
-        case BREWING_STAND:
+        }
-        case CAULDRON:
+
-            checkIsland(e, player, loc, Flags.BREWING);
+        if (Tag.BUTTONS.isTagged(type))
-            break;
+        {
-        case BEEHIVE:
+            this.checkIsland(e, player, loc, Flags.BUTTON);
-        case BEE_NEST:
+            return;
-            checkIsland(e, player, loc, Flags.HIVE);
+        }
-            break;
+
-        case BARREL:
+        if (Tag.BEDS.isTagged(type))
-            checkIsland(e, player, loc, Flags.BARREL);
+        {
-            break;
+            this.checkIsland(e, player, loc, Flags.BED);
-        case CHEST:
+            return;
-        case CHEST_MINECART:
+        }
-            checkIsland(e, player, loc, Flags.CHEST);
+
-            break;
+        if (Tag.DOORS.isTagged(type))
-        case TRAPPED_CHEST:
+        {
-            checkIsland(e, player, loc, Flags.TRAPPED_CHEST);
+            this.checkIsland(e, player, loc, Flags.DOOR);
-            break;
+            return;
-        case FLOWER_POT:
+        }
-            checkIsland(e, player, loc, Flags.FLOWER_POT);
+
-            break;
+        if (Tag.SHULKER_BOXES.isTagged(type))
-        case COMPOSTER:
+        {
-            checkIsland(e, player, loc, Flags.COMPOSTER);
+            this.checkIsland(e, player, loc, Flags.SHULKER_BOX);
-            break;
+            return;
-        case DISPENSER:
+        }
-            checkIsland(e, player, loc, Flags.DISPENSER);
+
-            break;
+        if (Tag.TRAPDOORS.isTagged(type))
-        case DROPPER:
+        {
-            checkIsland(e, player, loc, Flags.DROPPER);
+            this.checkIsland(e, player, loc, Flags.TRAPDOOR);
-            break;
+            return;
-        case HOPPER:
+        }
-        case HOPPER_MINECART:
+
-            checkIsland(e, player, loc, Flags.HOPPER);
+        if (Tag.FENCE_GATES.isTagged(type))
-            break;
+        {
-        case BLAST_FURNACE:
+            this.checkIsland(e, player, loc, Flags.GATE);
-        case CAMPFIRE:
+        }
-        case FURNACE_MINECART:
+        // TODO: 1.18 compatibility
-        case FURNACE:
+        // if (Tag.ITEMS_CHEST_BOATS.isTagged(type)) {
-        case SMOKER:
+        //   this.checkIsland(e, player, loc, Flags.CHEST);
-            checkIsland(e, player, loc, Flags.FURNACE);
+        // }
-            break;
+
-        case ENCHANTING_TABLE:
+        switch (type)
-            checkIsland(e, player, loc, Flags.ENCHANTING);
+        {
-            break;
+            case BEACON -> this.checkIsland(e, player, loc, Flags.BEACON);
-        case ENDER_CHEST:
+            case BREWING_STAND -> this.checkIsland(e, player, loc, Flags.BREWING);
-            checkIsland(e, player, loc, Flags.ENDER_CHEST);
+            case BEEHIVE, BEE_NEST -> this.checkIsland(e, player, loc, Flags.HIVE);
-            break;
+            case BARREL -> this.checkIsland(e, player, loc, Flags.BARREL);
-        case JUKEBOX:
+            case CHEST, CHEST_MINECART -> this.checkIsland(e, player, loc, Flags.CHEST);
-            checkIsland(e, player, loc, Flags.JUKEBOX);
+            case TRAPPED_CHEST -> this.checkIsland(e, player, loc, Flags.TRAPPED_CHEST);
-            break;
+            case FLOWER_POT -> this.checkIsland(e, player, loc, Flags.FLOWER_POT);
-        case NOTE_BLOCK:
+            case COMPOSTER -> this.checkIsland(e, player, loc, Flags.COMPOSTER);
-            checkIsland(e, player, loc, Flags.NOTE_BLOCK);
+            case DISPENSER -> this.checkIsland(e, player, loc, Flags.DISPENSER);
-            break;
+            case DROPPER -> this.checkIsland(e, player, loc, Flags.DROPPER);
-        case CRAFTING_TABLE:
+            case HOPPER, HOPPER_MINECART -> this.checkIsland(e, player, loc, Flags.HOPPER);
-        case CARTOGRAPHY_TABLE:
+            case BLAST_FURNACE, CAMPFIRE, FURNACE_MINECART, FURNACE, SMOKER ->
-        case GRINDSTONE:
+                this.checkIsland(e, player, loc, Flags.FURNACE);
-        case STONECUTTER:
+            case ENCHANTING_TABLE -> this.checkIsland(e, player, loc, Flags.ENCHANTING);
-        case LOOM:
+            case ENDER_CHEST -> this.checkIsland(e, player, loc, Flags.ENDER_CHEST);
-            checkIsland(e, player, loc, Flags.CRAFTING);
+            case JUKEBOX -> this.checkIsland(e, player, loc, Flags.JUKEBOX);
-            break;
+            case NOTE_BLOCK -> this.checkIsland(e, player, loc, Flags.NOTE_BLOCK);
-        case LEVER:
+            case CRAFTING_TABLE, CARTOGRAPHY_TABLE, GRINDSTONE, STONECUTTER, LOOM ->
-            checkIsland(e, player, loc, Flags.LEVER);
+                this.checkIsland(e, player, loc, Flags.CRAFTING);
-            break;
+            case LEVER -> this.checkIsland(e, player, loc, Flags.LEVER);
-        case REDSTONE_WIRE:
+            case REDSTONE_WIRE, REPEATER, COMPARATOR, DAYLIGHT_DETECTOR -> this.checkIsland(e, player, loc, Flags.REDSTONE);
-        case REPEATER:
+            case DRAGON_EGG -> this.checkIsland(e, player, loc, Flags.DRAGON_EGG);
-        case COMPARATOR:
+            case END_PORTAL_FRAME, RESPAWN_ANCHOR -> this.checkIsland(e, player, loc, Flags.PLACE_BLOCKS);
-        case DAYLIGHT_DETECTOR:
+            case GLOW_ITEM_FRAME, ITEM_FRAME -> this.checkIsland(e, player, loc, Flags.ITEM_FRAME);
-            checkIsland(e, player, loc, Flags.REDSTONE);
+            case SWEET_BERRY_BUSH, CAVE_VINES -> this.checkIsland(e, player, loc, Flags.BREAK_BLOCKS);
-            break;
+            case CAKE -> this.checkIsland(e, player, loc, Flags.CAKE);
-        case DRAGON_EGG:
+            case LAVA_CAULDRON ->
-            checkIsland(e, player, loc, Flags.DRAGON_EGG);
+            {
-            break;
+                if (BlockInteractionListener.holds(player, Material.BUCKET))
-        case END_PORTAL_FRAME:
+                {
-            checkIsland(e, player, loc, Flags.PLACE_BLOCKS);
+                    this.checkIsland(e, player, loc, Flags.COLLECT_LAVA);
-            break;
+                }
-        case ITEM_FRAME:
+            }
-            checkIsland(e, player, loc, Flags.ITEM_FRAME);
+            case WATER_CAULDRON ->
-            break;
+            {
-        case SWEET_BERRY_BUSH:
+                if (BlockInteractionListener.holds(player, Material.BUCKET))
-            checkIsland(e, player, loc, Flags.BREAK_BLOCKS);
+                {
-            break;
+                    this.checkIsland(e, player, loc, Flags.COLLECT_WATER);
-        case CAKE:
+                }
-            checkIsland(e, player, loc, Flags.CAKE);
+                else if (BlockInteractionListener.holds(player, Material.GLASS_BOTTLE) ||
-            break;
+                    BlockInteractionListener.holds(player, Material.POTION))
-        case OAK_FENCE_GATE:
+                {
-        case SPRUCE_FENCE_GATE:
+                    this.checkIsland(e, player, loc, Flags.BREWING);
-        case BIRCH_FENCE_GATE:
+                }
-        case JUNGLE_FENCE_GATE:
+            }
-        case DARK_OAK_FENCE_GATE:
+            case POWDER_SNOW_CAULDRON ->
-        case ACACIA_FENCE_GATE:
+            {
-        case CRIMSON_FENCE_GATE:
+                if (BlockInteractionListener.holds(player, Material.BUCKET))
-        case WARPED_FENCE_GATE:
+                {
-            checkIsland(e, player, loc, Flags.GATE);
+                    this.checkIsland(e, player, loc, Flags.COLLECT_POWDERED_SNOW);
-            break;
+                }
-        default:
+            }
-            if (stringFlags.containsKey(type.name())) {
+            case CAULDRON ->
-                Optional<Flag> f = BentoBox.getInstance().getFlagsManager().getFlag(stringFlags.get(type.name()));
+            {
-                f.ifPresent(flag -> checkIsland(e, player, loc, flag));
+                if (BlockInteractionListener.holds(player, Material.WATER_BUCKET) ||
+                    BlockInteractionListener.holds(player, Material.LAVA_BUCKET) ||
+                    BlockInteractionListener.holds(player, Material.POWDER_SNOW_BUCKET))
+                {
+                    this.checkIsland(e, player, loc, Flags.BUCKET);
+                }
+                else if (BlockInteractionListener.holds(player, Material.POTION))
+                {
+                    this.checkIsland(e, player, loc, Flags.BREWING);
+                }
+            }
+            default ->
+            {
+                if (stringFlags.containsKey(type.name()))
+                {
+                    Optional<Flag> f = BentoBox.getInstance().getFlagsManager().getFlag(stringFlags.get(type.name()));
+                    f.ifPresent(flag -> this.checkIsland(e, player, loc, flag));
+                }
             }
         }
     }
 
+
     /**
-     * When breaking blocks is allowed, this protects
+     * When breaking blocks is allowed, this protects specific blocks from being broken, which would bypass the
-     * specific blocks from being broken, which would bypass the protection.
+     * protection. For example, player enables break blocks, but chests are still protected Fires after the BreakBlocks
-     * For example, player enables break blocks, but chests are still protected
+     * check.
-     * Fires after the BreakBlocks check.
      *
      * @param e - event
      */
     @EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
-    public void onBlockBreak(final BlockBreakEvent e) {
+    public void onBlockBreak(final BlockBreakEvent e)
-        checkClickedBlock(e, e.getPlayer(), e.getBlock().getLocation(), e.getBlock().getType());
+    {
+        this.checkClickedBlock(e, e.getPlayer(), e.getBlock().getLocation(), e.getBlock().getType());
     }
 
+
     /**
      * Prevents dragon eggs from flying out of an island's protected space
+     *
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOWEST)
-    public void onDragonEggTeleport(BlockFromToEvent e) {
+    public void onDragonEggTeleport(BlockFromToEvent e)
+    {
         Block block = e.getBlock();
-        if (!block.getType().equals(Material.DRAGON_EGG) || !getIWM().inWorld(block.getLocation())) {
+
+        if (!block.getType().equals(Material.DRAGON_EGG) || !this.getIWM().inWorld(block.getLocation()))
+        {
             return;
         }
+
         // If egg starts in a protected island...
         // Cancel if toIsland is not fromIsland or if there is no protected island there
         // This protects against eggs dropping into adjacent islands, e.g. island distance and protection range are equal
-        Optional<Island> fromIsland = getIslands().getProtectedIslandAt(block.getLocation());
+        Optional<Island> fromIsland = this.getIslands().getProtectedIslandAt(block.getLocation());
-        Optional<Island> toIsland = getIslands().getProtectedIslandAt(e.getToBlock().getLocation());
+        Optional<Island> toIsland = this.getIslands().getProtectedIslandAt(e.getToBlock().getLocation());
         fromIsland.ifPresent(from -> e.setCancelled(toIsland.map(to -> to != from).orElse(true)));
     }
 
 
-}
+
+
+    /**
+     * This method returns if player is holding given material in main or offhand.
+     * @param player Player that must be checked.
+     * @param material item that mus t be checjed.
+     * @return {@code true} if player is holding item in main hand or offhand.
+     */
+    private static boolean holds(Player player, Material material)
+    {
+        return player.getInventory().getItemInMainHand().getType().equals(material) ||
+            player.getInventory().getItemInOffHand().getType().equals(material);
+    }
+}

src/main/java/world/bentobox/bentobox/listeners/flags/protection/BreakBlocksListener.java

@@ -58,19 +58,23 @@ public class BreakBlocksListener extends FlagListener {
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-    public void onPlayerInteract(final PlayerInteractEvent e) {
+    public void onPlayerInteract(final PlayerInteractEvent e)
+    {
         // Only handle hitting things
-        if (!e.getAction().equals(Action.LEFT_CLICK_BLOCK)) {
+        if (!e.getAction().equals(Action.LEFT_CLICK_BLOCK) || e.getClickedBlock() == null)
+        {
             return;
         }
+
         Player p = e.getPlayer();
         Location l = e.getClickedBlock().getLocation();
-        switch (e.getClickedBlock().getType()) {
+        
-        case CAKE -> checkIsland(e, p, l, Flags.BREAK_BLOCKS);
+        switch (e.getClickedBlock().getType())
-        case SPAWNER ->  checkIsland(e, p, l, Flags.BREAK_SPAWNERS);
+        {
-        case DRAGON_EGG ->  checkIsland(e, p, l, Flags.DRAGON_EGG);
+            case CAKE -> this.checkIsland(e, p, l, Flags.BREAK_BLOCKS);
-        case HOPPER -> checkIsland(e, p, l, Flags.BREAK_HOPPERS);
+            case SPAWNER -> this.checkIsland(e, p, l, Flags.BREAK_SPAWNERS);
-        default -> {}
+            case DRAGON_EGG -> this.checkIsland(e, p, l, Flags.DRAGON_EGG);
+            case HOPPER -> this.checkIsland(e, p, l, Flags.BREAK_HOPPERS);
         }
     }
 
@@ -79,16 +83,26 @@ public class BreakBlocksListener extends FlagListener {
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled=true)
-    public void onVehicleDamageEvent(VehicleDamageEvent e) {
+    public void onVehicleDamageEvent(VehicleDamageEvent e)
+    {
         Location l = e.getVehicle().getLocation();
-        if (getIWM().inWorld(l) && e.getAttacker() instanceof Player p) {
+
-            String vehicleType = e.getVehicle().getType().toString();
+        if (getIWM().inWorld(l) && e.getAttacker() instanceof Player p)
-            if (e.getVehicle().getType().equals(EntityType.BOAT)) {
+        {
-                checkIsland(e, p, l, Flags.BOAT);
+            String vehicleType = e.getVehicle().getType().name();
-            } else if (vehicleType.contains("MINECART")) {
+
-                checkIsland(e, p, l, Flags.MINECART);
+            // 1.19 introduced Chest Boat.
-            } else {
+            if (vehicleType.contains("BOAT"))
-                checkIsland(e, p, l, Flags.BREAK_BLOCKS);
+            {
+                this.checkIsland(e, p, l, Flags.BOAT);
+            }
+            else if (vehicleType.contains("MINECART"))
+            {
+                this.checkIsland(e, p, l, Flags.MINECART);
+            }
+            else
+            {
+                this.checkIsland(e, p, l, Flags.BREAK_BLOCKS);
             }
         }
     }

src/main/java/world/bentobox/bentobox/listeners/flags/protection/BreedingListener.java

@@ -56,16 +56,27 @@ public class BreedingListener extends FlagListener {
         bi.put(EntityType.TURTLE, Collections.singletonList(Material.SEAGRASS));
         bi.put(EntityType.PANDA, Collections.singletonList(Material.BAMBOO));
         bi.put(EntityType.FOX, Collections.singletonList(Material.SWEET_BERRIES));
-        if (Enums.getIfPresent(EntityType.class, "BEES").isPresent()) { // 1.15.2
+        // 1.15+
-            bi.put(EntityType.BEE, Arrays.asList(Material.SUNFLOWER, Material.ORANGE_TULIP, Material.PINK_TULIP,
+        bi.put(EntityType.BEE, Arrays.asList(Material.SUNFLOWER, Material.ORANGE_TULIP, Material.PINK_TULIP,
-                    Material.RED_TULIP, Material.WHITE_TULIP, Material.ALLIUM,
+            Material.RED_TULIP, Material.WHITE_TULIP, Material.ALLIUM,
-                    Material.AZURE_BLUET, Material.BLUE_ORCHID, Material.CORNFLOWER,
+            Material.AZURE_BLUET, Material.BLUE_ORCHID, Material.CORNFLOWER,
-                    Material.DANDELION, Material.OXEYE_DAISY, Material.PEONY, Material.POPPY));
+            Material.DANDELION, Material.OXEYE_DAISY, Material.PEONY, Material.POPPY));
-        }
+        // 1.16+
-        if (Enums.getIfPresent(EntityType.class, "HOGLIN").isPresent()) {
+        bi.put(EntityType.HOGLIN, Collections.singletonList(Material.CRIMSON_FUNGUS));
-            bi.put(EntityType.HOGLIN, Collections.singletonList(Material.CRIMSON_FUNGUS)); // 1.16.1
+        bi.put(EntityType.STRIDER, Collections.singletonList(Material.WARPED_FUNGUS));
-            bi.put(EntityType.STRIDER, Collections.singletonList(Material.WARPED_FUNGUS)); // 1.16.1
+        // 1.18+
+        bi.put(EntityType.AXOLOTL, Collections.singletonList(Material.TROPICAL_FISH_BUCKET));
+        bi.put(EntityType.GOAT, Collections.singletonList(Material.WHEAT));
+        // 1.19+
+        // TODO: remove one 1.18 is dropped.
+        if (Enums.getIfPresent(EntityType.class, "FROG").isPresent()) {
+            bi.put(EntityType.FROG, Collections.singletonList(Material.SLIME_BALL));
+            bi.put(EntityType.ALLAY, Collections.singletonList(Material.AMETHYST_SHARD));
         }
+        // Helper
+        //  if (Enums.getIfPresent(EntityType.class, "<name>").isPresent()) {
+        //      bi.put(EntityType.<type>, Collections.singletonList(Material.<material>));
+        //  }
         BREEDING_ITEMS = Collections.unmodifiableMap(bi);
     }
 

src/main/java/world/bentobox/bentobox/listeners/flags/protection/BucketListener.java

@@ -3,9 +3,10 @@ package world.bentobox.bentobox.listeners.flags.protection;
 import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
+import org.bukkit.entity.Axolotl;
+import org.bukkit.entity.Fish;
 import org.bukkit.entity.MushroomCow;
 import org.bukkit.entity.Player;
-import org.bukkit.entity.TropicalFish;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.player.PlayerBucketEmptyEvent;
@@ -31,7 +32,7 @@ public class BucketListener extends FlagListener {
     public void onBucketEmpty(final PlayerBucketEmptyEvent e) {
         // This is where the water or lava actually will be dumped
         Block dumpBlock = e.getBlockClicked().getRelative(e.getBlockFace());
-        checkIsland(e, e.getPlayer(), dumpBlock.getLocation(), Flags.BUCKET);
+        this.checkIsland(e, e.getPlayer(), dumpBlock.getLocation(), Flags.BUCKET);
     }
 
     /**
@@ -42,19 +43,35 @@ public class BucketListener extends FlagListener {
     public void onBucketFill(final PlayerBucketFillEvent e) {
         Player p = e.getPlayer();
         Location l = e.getBlockClicked().getLocation();
+
+        if (e.getItemStack() == null)
+        {
+            // Null-pointer check.
+            return;
+        }
+
         // Check filling of various liquids
-        switch (e.getItemStack().getType()) {
+        switch (e.getItemStack().getType())
-        case LAVA_BUCKET -> checkIsland(e, p, l, Flags.COLLECT_LAVA);
+        {
-        case WATER_BUCKET -> checkIsland(e, p, l, Flags.COLLECT_WATER);
+            case LAVA_BUCKET -> this.checkIsland(e, p, l, Flags.COLLECT_LAVA);
-        case MILK_BUCKET -> checkIsland(e, p, l, Flags.MILKING);
+            case WATER_BUCKET -> this.checkIsland(e, p, l, Flags.COLLECT_WATER);
-        default -> checkIsland(e, p, l, Flags.BUCKET);
+            case POWDER_SNOW_BUCKET -> this.checkIsland(e, p, l, Flags.COLLECT_POWDERED_SNOW);
+            case MILK_BUCKET -> this.checkIsland(e, p, l, Flags.MILKING);
+            default -> this.checkIsland(e, p, l, Flags.BUCKET);
         }
     }
 
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
     public void onTropicalFishScooping(final PlayerInteractEntityEvent e) {
-        if (e.getRightClicked() instanceof TropicalFish && e.getPlayer().getInventory().getItemInMainHand().getType().equals(Material.WATER_BUCKET)) {
+        if (e.getRightClicked() instanceof Fish &&
-            checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.FISH_SCOOPING);
+            e.getPlayer().getInventory().getItemInMainHand().getType().equals(Material.WATER_BUCKET))
+        {
+            this.checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.FISH_SCOOPING);
+        }
+        else if (e.getRightClicked() instanceof Axolotl &&
+            e.getPlayer().getInventory().getItemInMainHand().getType().equals(Material.WATER_BUCKET))
+        {
+            this.checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.AXOLOTL_SCOOPING);
         }
     }
 

src/main/java/world/bentobox/bentobox/listeners/flags/protection/DyeListener.java

@@ -1,10 +1,10 @@
 package world.bentobox.bentobox.listeners.flags.protection;
 
-import org.bukkit.entity.EntityType;
+import org.bukkit.Material;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.block.Action;
-import org.bukkit.event.player.PlayerInteractEntityEvent;
+import org.bukkit.event.entity.SheepDyeWoolEvent;
 import org.bukkit.event.player.PlayerInteractEvent;
 
 import world.bentobox.bentobox.api.flags.FlagListener;
@@ -22,24 +22,35 @@ public class DyeListener extends FlagListener {
 	 * @param e - event
 	 */
 	@EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
-	public void onPlayerInteract(final PlayerInteractEvent e) {
+	public void onPlayerInteract(final PlayerInteractEvent e)
-		if (e.getClickedBlock() == null || e.getItem() == null) {
+	{
+		if (e.getClickedBlock() == null || e.getItem() == null)
+		{
 			return;
 		}
 
-		if (e.getAction().equals(Action.RIGHT_CLICK_BLOCK) && e.getClickedBlock().getType().name().contains("SIGN")
+		if (e.getAction().equals(Action.RIGHT_CLICK_BLOCK) &&
-			&& e.getItem().getType().name().contains("DYE")) {
+			e.getClickedBlock().getType().name().contains("SIGN") &&
-			checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.DYE);
+			(e.getItem().getType().name().contains("DYE") || e.getItem().getType().equals(Material.GLOW_INK_SAC)))
+		{
+			this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.DYE);
 		}
 	}
 
+
+	/**
+	 * Prevents from interacting with sheep.
+	 * @param e - event
+	 */
 	@EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
-	public void onPlayerInteract(final PlayerInteractEntityEvent e) {
+	public void onPlayerInteract(final SheepDyeWoolEvent e)
-		// We cannot use SheepDyeWoolEvent since it doesn't provide who dyed the sheep
+	{
-		if (e.getRightClicked().getType().equals(EntityType.SHEEP)
+		if (e.getPlayer() == null)
-				&& (e.getPlayer().getInventory().getItemInMainHand().getType().name().contains("DYE")
+		{
-				|| e.getPlayer().getInventory().getItemInOffHand().getType().name().contains("DYE"))) {
+			// Sheep is not dyed by the player.
-			checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.DYE);
+			return;
 		}
+
+		this.checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.DYE);
 	}
 }

src/main/java/world/bentobox/bentobox/listeners/flags/protection/EntityInteractListener.java

@@ -2,13 +2,7 @@ package world.bentobox.bentobox.listeners.flags.protection;
 
 import org.bukkit.Location;
 import org.bukkit.Material;
-import org.bukkit.entity.Animals;
+import org.bukkit.entity.*;
-import org.bukkit.entity.ArmorStand;
-import org.bukkit.entity.Boat;
-import org.bukkit.entity.Player;
-import org.bukkit.entity.Vehicle;
-import org.bukkit.entity.Villager;
-import org.bukkit.entity.WanderingTrader;
 import org.bukkit.entity.minecart.RideableMinecart;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
@@ -17,6 +11,8 @@ import org.bukkit.event.player.PlayerInteractEntityEvent;
 
 import world.bentobox.bentobox.api.flags.FlagListener;
 import world.bentobox.bentobox.lists.Flags;
+import world.bentobox.bentobox.versions.ServerCompatibility;
+
 
 /**
  * Handles interaction with entities like armor stands
@@ -34,34 +30,68 @@ public class EntityInteractListener extends FlagListener {
     }
 
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-    public void onPlayerInteractEntity(PlayerInteractEntityEvent e) {
+    public void onPlayerInteractEntity(PlayerInteractEntityEvent e)
+    {
         Player p = e.getPlayer();
         Location l = e.getRightClicked().getLocation();
-        if (e.getRightClicked() instanceof Vehicle) {
+
-            // Animal riding
+        if (e.getRightClicked() instanceof Vehicle)
-            if (e.getRightClicked() instanceof Animals) {
+        {
-                checkIsland(e, p, l, Flags.RIDING);
+            if (e.getRightClicked() instanceof Animals)
+            {
+                // Animal riding
+                this.checkIsland(e, p, l, Flags.RIDING);
             }
-            // Minecart riding
+            else if (e.getRightClicked() instanceof RideableMinecart)
-            else if (e.getRightClicked() instanceof RideableMinecart) {
+            {
-                checkIsland(e, p, l, Flags.MINECART);
+                // Minecart riding
+                this.checkIsland(e, p, l, Flags.MINECART);
             }
-            // Boat riding
+            else if (!ServerCompatibility.getInstance().isVersion(
-            else if (e.getRightClicked() instanceof Boat) {
+                ServerCompatibility.ServerVersion.V1_18,
-                checkIsland(e, p, l, Flags.BOAT);
+                ServerCompatibility.ServerVersion.V1_18_1,
+                ServerCompatibility.ServerVersion.V1_18_2) &&
+                e.getPlayer().isSneaking() && e.getRightClicked() instanceof ChestBoat)
+            {
+                // Access to chest boat since 1.19
+                this.checkIsland(e, p, l, Flags.CHEST);
+            }
+            else if (e.getRightClicked() instanceof Boat)
+            {
+                // Boat riding
+                this.checkIsland(e, p, l, Flags.BOAT);
             }
         }
-        // Villager trading
+        else if (e.getRightClicked() instanceof Villager || e.getRightClicked() instanceof WanderingTrader)
-        else if (e.getRightClicked() instanceof Villager || e.getRightClicked() instanceof WanderingTrader) {
+        {
+            // Villager trading
             // Check naming and check trading
-            checkIsland(e, p, l, Flags.TRADING);
+            this.checkIsland(e, p, l, Flags.TRADING);
-            if (e.getPlayer().getInventory().getItemInMainHand().getType().equals(Material.NAME_TAG)) {
+
-                checkIsland(e, p, l, Flags.NAME_TAG);
+            if (e.getPlayer().getInventory().getItemInMainHand().getType().equals(Material.NAME_TAG))
+            {
+                this.checkIsland(e, p, l, Flags.NAME_TAG);
             }
         }
-        // Name tags
+        else if (!ServerCompatibility.getInstance().isVersion(
-        else if (e.getPlayer().getInventory().getItemInMainHand().getType().equals(Material.NAME_TAG)) {
+            ServerCompatibility.ServerVersion.V1_18,
-            checkIsland(e, p, l, Flags.NAME_TAG);
+            ServerCompatibility.ServerVersion.V1_18_1,
+            ServerCompatibility.ServerVersion.V1_18_2) &&
+            e.getRightClicked() instanceof Allay)
+        {
+            // Allay item giving/taking
+            this.checkIsland(e, p, l, Flags.ALLAY);
+
+            // Check naming
+            if (e.getPlayer().getInventory().getItemInMainHand().getType().equals(Material.NAME_TAG))
+            {
+                this.checkIsland(e, p, l, Flags.NAME_TAG);
+            }
+        }
+        else if (e.getPlayer().getInventory().getItemInMainHand().getType().equals(Material.NAME_TAG))
+        {
+            // Name tags
+            this.checkIsland(e, p, l, Flags.NAME_TAG);
         }
     }
 }

src/main/java/world/bentobox/bentobox/listeners/flags/protection/HurtingListener.java

@@ -14,7 +14,6 @@ import org.bukkit.entity.LivingEntity;
 import org.bukkit.entity.Parrot;
 import org.bukkit.entity.Player;
 import org.bukkit.entity.Projectile;
-import org.bukkit.entity.Villager;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.entity.EntityDamageByEntityEvent;
@@ -31,7 +30,6 @@ import world.bentobox.bentobox.api.flags.Flag;
 import world.bentobox.bentobox.api.flags.FlagListener;
 import world.bentobox.bentobox.lists.Flags;
 import world.bentobox.bentobox.util.Util;
-import world.bentobox.bentobox.versions.ServerCompatibility;
 
 
 /**
@@ -50,17 +48,24 @@ public class HurtingListener extends FlagListener {
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-    public void onEntityDamage(final EntityDamageByEntityEvent e) {
+    public void onEntityDamage(final EntityDamageByEntityEvent e)
+    {
         // Mobs being hurt
-        if (Util.isPassiveEntity(e.getEntity())) {
+        if (Util.isPassiveEntity(e.getEntity()))
-            respond(e, e.getDamager(), Flags.HURT_ANIMALS);
+        {
-        } else if (e.getEntity() instanceof Villager || e.getEntityType().name().equals("WANDERING_TRADER")) { // TODO: Simplify when 1.13.2 support is dropped
+            this.respond(e, e.getDamager(), Flags.HURT_ANIMALS);
-            respond(e, e.getDamager(), Flags.HURT_VILLAGERS);
+        }
-        } else if (Util.isHostileEntity(e.getEntity())) {
+        else if (e.getEntity() instanceof AbstractVillager)
-            respond(e, e.getDamager(), Flags.HURT_MONSTERS);
+        {
+            this.respond(e, e.getDamager(), Flags.HURT_VILLAGERS);
+        }
+        else if (Util.isHostileEntity(e.getEntity()))
+        {
+            this.respond(e, e.getDamager(), Flags.HURT_MONSTERS);
         }
     }
 
+
     /**
      * Finds the true attacker, even if the attack was via a projectile
      * @param e - event
@@ -159,12 +164,6 @@ public class HurtingListener extends FlagListener {
      */
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled=true)
     public void onLingeringPotionSplash(final LingeringPotionSplashEvent e) {
-        // TODO Switch this to 1.13 when we move to 1.14 officially
-        if (!ServerCompatibility.getInstance().isVersion(ServerCompatibility.ServerVersion.V1_14, ServerCompatibility.ServerVersion.V1_14_1)) {
-            // We're disabling this check for non-1.14 servers.
-            return;
-        }
-
         // Try to get the shooter
         Projectile projectile = e.getEntity();
         if (projectile.getShooter() instanceof Player) {

src/main/java/world/bentobox/bentobox/listeners/flags/protection/InventoryListener.java

@@ -13,6 +13,7 @@ import org.bukkit.block.Furnace;
 import org.bukkit.block.Hopper;
 import org.bukkit.block.ShulkerBox;
 import org.bukkit.entity.Animals;
+import org.bukkit.entity.ChestBoat;
 import org.bukkit.entity.NPC;
 import org.bukkit.entity.Player;
 import org.bukkit.entity.minecart.HopperMinecart;
@@ -20,83 +21,146 @@ import org.bukkit.entity.minecart.StorageMinecart;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.inventory.InventoryClickEvent;
+import org.bukkit.event.inventory.InventoryOpenEvent;
 import org.bukkit.inventory.InventoryHolder;
 
-import world.bentobox.bentobox.BentoBox;
 import world.bentobox.bentobox.api.flags.FlagListener;
 import world.bentobox.bentobox.lists.Flags;
+import world.bentobox.bentobox.versions.ServerCompatibility;
+
 
 /**
  * Handles inventory protection
  * @author tastybento
  */
-public class InventoryListener extends FlagListener {
+public class InventoryListener extends FlagListener
+{
+    /**
+     * Prevents players opening inventories
+     * @param event - event
+     */
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled=true)
+    public void onInventoryOpen(InventoryOpenEvent event)
+    {
+        InventoryHolder inventoryHolder = event.getInventory().getHolder();
+
+        if (inventoryHolder == null || !(event.getPlayer() instanceof Player player))
+        {
+            return;
+        }
+
+        if (inventoryHolder instanceof Animals)
+        {
+            // Prevent opening animal inventories.
+            this.checkIsland(event, player, event.getInventory().getLocation(), Flags.MOUNT_INVENTORY);
+        }
+        else if (!ServerCompatibility.getInstance().isVersion(ServerCompatibility.ServerVersion.V1_18,
+            ServerCompatibility.ServerVersion.V1_18_1,
+            ServerCompatibility.ServerVersion.V1_18_2) &&
+            inventoryHolder instanceof ChestBoat)
+        {
+            // Prevent opening chest inventories
+            this.checkIsland(event, player, event.getInventory().getLocation(), Flags.CHEST);
+        }
+    }
+
 
     /**
      * Prevents players picking items from inventories
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled=true)
-    public void onInventoryClick(InventoryClickEvent e) {
+    public void onInventoryClick(InventoryClickEvent e)
-        Player player = (Player)e.getWhoClicked();
+    {
-
+        Player player = (Player) e.getWhoClicked();
         InventoryHolder inventoryHolder = e.getInventory().getHolder();
-        if (inventoryHolder == null || !(e.getWhoClicked() instanceof Player)) {
+
+        if (inventoryHolder == null || !(e.getWhoClicked() instanceof Player))
+        {
             return;
         }
-        if (inventoryHolder instanceof Animals) {
+
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.MOUNT_INVENTORY);
+        if (inventoryHolder instanceof Animals)
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.MOUNT_INVENTORY);
         }
-        else if (inventoryHolder instanceof Dispenser) {
+        else if (inventoryHolder instanceof Dispenser)
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.DISPENSER);
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.DISPENSER);
         }
-        else if (inventoryHolder instanceof Dropper) {
+        else if (inventoryHolder instanceof Dropper)
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.DROPPER);
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.DROPPER);
         }
-        else if (inventoryHolder instanceof Hopper
+        else if (inventoryHolder instanceof Hopper || inventoryHolder instanceof HopperMinecart)
-                || inventoryHolder instanceof HopperMinecart) {
+        {
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.HOPPER);
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.HOPPER);
         }
-        else if (inventoryHolder instanceof Furnace) {
+        else if (inventoryHolder instanceof Furnace)
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.FURNACE);
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.FURNACE);
         }
-        else if (inventoryHolder instanceof BrewingStand) {
+        else if (inventoryHolder instanceof BrewingStand)
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.BREWING);
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.BREWING);
         }
-        else if (inventoryHolder instanceof Beacon) {
+        else if (inventoryHolder instanceof Beacon)
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.BEACON);
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.BEACON);
         }
-        else if (inventoryHolder instanceof NPC) {
+        else if (inventoryHolder instanceof NPC)
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.TRADING);
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.TRADING);
         }
-        else if (inventoryHolder instanceof Barrel) {
+        else if (inventoryHolder instanceof Barrel)
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.BARREL);
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.BARREL);
         }
-        else if (inventoryHolder instanceof ShulkerBox) {
+        else if (inventoryHolder instanceof ShulkerBox)
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.SHULKER_BOX);
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.SHULKER_BOX);
         }
-        else if (inventoryHolder instanceof Chest c) {
+        else if (inventoryHolder instanceof Chest c)
-            checkInvHolder(c.getLocation(), e, player);
+        {
+            this.checkInvHolder(c.getLocation(), e, player);
         }
-        else if (inventoryHolder instanceof DoubleChest dc) {
+        else if (inventoryHolder instanceof DoubleChest dc)
-            checkInvHolder(dc.getLocation(), e, player);
+        {
+            this.checkInvHolder(dc.getLocation(), e, player);
         }
-        else if (inventoryHolder instanceof StorageMinecart) {
+        else if (inventoryHolder instanceof StorageMinecart)
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.CHEST);
+        {
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.CHEST);
         }
-        else if (!(inventoryHolder instanceof Player)) {
+        else if (!ServerCompatibility.getInstance().isVersion(ServerCompatibility.ServerVersion.V1_18, ServerCompatibility.ServerVersion.V1_18_1, ServerCompatibility.ServerVersion.V1_18_2) &&
+            inventoryHolder instanceof ChestBoat)
+        {
+            // TODO: 1.19 added chest boat. Remove compatibility check when 1.18 is dropped.
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.CHEST);
+        }
+        else if (!(inventoryHolder instanceof Player))
+        {
             // All other containers
-            checkIsland(e, player, e.getInventory().getLocation(), Flags.CONTAINER);
+            this.checkIsland(e, player, e.getInventory().getLocation(), Flags.CONTAINER);
         }
     }
 
-    private void checkInvHolder(Location l, InventoryClickEvent e, Player player) {
+
-        if (l.getBlock().getType().equals(Material.TRAPPED_CHEST)) {
+    /**
-            checkIsland(e, player, l, Flags.TRAPPED_CHEST);
+     * This method runs check based on clicked chest type.
-        } else {
+     * @param l location of chest.
-            checkIsland(e, player, l, Flags.CHEST);
+     * @param e click event.
+     * @param player player who clicked.
+     */
+    private void checkInvHolder(Location l, InventoryClickEvent e, Player player)
+    {
+        if (l.getBlock().getType().equals(Material.TRAPPED_CHEST))
+        {
+            this.checkIsland(e, player, l, Flags.TRAPPED_CHEST);
+        }
+        else
+        {
+            this.checkIsland(e, player, l, Flags.CHEST);
         }
-
-
     }
 }

src/main/java/world/bentobox/bentobox/listeners/flags/protection/LockAndBanListener.java

@@ -104,22 +104,31 @@ public class LockAndBanListener extends FlagListener {
      * @param loc - location to check
      * @return CheckResult LOCKED, BANNED or OPEN. If an island is locked, that will take priority over banned
      */
-    private CheckResult check(@NonNull Player player, Location loc) {
+    private CheckResult check(@NonNull Player player, Location loc)
+    {
         // Ops or NPC's are allowed everywhere
-        if (player.isOp() || player.hasMetadata("NPC")) {
+        if (player.isOp() || player.hasMetadata("NPC"))
+        {
             return CheckResult.OPEN;
         }
+
         // See if the island is locked to non-members or player is banned
-        return getIslands().getProtectedIslandAt(loc)
+        return this.getIslands().getProtectedIslandAt(loc).
-                .map(is -> {
+            map(is ->
-                    if (is.isBanned(player.getUniqueId())) {
+            {
-                        return player.hasPermission(getIWM().getPermissionPrefix(loc.getWorld()) + "mod.bypassban") ? CheckResult.OPEN : CheckResult.BANNED;
+                if (is.isBanned(player.getUniqueId()))
-                    }
+                {
-                    if (!is.isAllowed(User.getInstance(player), Flags.LOCK)) {
+                    return player.hasPermission(getIWM().getPermissionPrefix(loc.getWorld()) + "mod.bypassban") ?
-                        return player.hasPermission(getIWM().getPermissionPrefix(loc.getWorld()) + "mod.bypasslock") ? CheckResult.OPEN : CheckResult.LOCKED;
+                        CheckResult.OPEN : CheckResult.BANNED;
-                    }
+                }
-                    return CheckResult.OPEN;
+                if (!is.isAllowed(User.getInstance(player), Flags.LOCK))
-                }).orElse(CheckResult.OPEN);
+                {
+                    return player.hasPermission(getIWM().getPermissionPrefix(loc.getWorld()) + "mod.bypasslock") ?
+                        CheckResult.OPEN : CheckResult.LOCKED;
+                }
+                return CheckResult.OPEN;
+            }).
+            orElse(CheckResult.OPEN);
     }
 
     /**
@@ -128,19 +137,17 @@ public class LockAndBanListener extends FlagListener {
      * @param loc - location to check
      * @return true if banned
      */
-    private CheckResult checkAndNotify(@NonNull Player player, Location loc) {
+    private CheckResult checkAndNotify(@NonNull Player player, Location loc)
-        CheckResult r = check(player,loc);
+    {
-        switch (r) {
+        CheckResult result = this.check(player, loc);
-        case BANNED:
+
-            User.getInstance(player).notify("commands.island.ban.you-are-banned");
+        switch (result)
-            break;
+        {
-        case LOCKED:
+            case BANNED -> User.getInstance(player).notify("commands.island.ban.you-are-banned");
-            User.getInstance(player).notify("protection.locked");
+            case LOCKED -> User.getInstance(player).notify("protection.locked");
-            break;
-        default:
-            break;
         }
-        return r;
+
+        return result;
     }
 
     /**

src/main/java/world/bentobox/bentobox/listeners/flags/protection/PhysicalInteractionListener.java

@@ -13,67 +13,66 @@ import org.bukkit.event.player.PlayerInteractEvent;
 import world.bentobox.bentobox.api.flags.FlagListener;
 import world.bentobox.bentobox.lists.Flags;
 
+
 /**
  * @author tastybento
  *
  */
-public class PhysicalInteractionListener extends FlagListener {
+public class PhysicalInteractionListener extends FlagListener
-
+{
     /**
      * Handle physical interaction with blocks
      * Crop trample, pressure plates, triggering redstone, tripwires
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
-    public void onPlayerInteract(PlayerInteractEvent e) {
+    public void onPlayerInteract(PlayerInteractEvent e)
-        if (!e.getAction().equals(Action.PHYSICAL)) {
+    {
+        if (!e.getAction().equals(Action.PHYSICAL) || e.getClickedBlock() == null)
+        {
             return;
         }
-        if (isPressurePlate(e.getClickedBlock().getType())) {
+
+        if (Tag.PRESSURE_PLATES.isTagged(e.getClickedBlock().getType()))
+        {
             // Pressure plates
-            checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.PRESSURE_PLATE);
+            this.checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.PRESSURE_PLATE);
             return;
         }
-        switch (e.getClickedBlock().getType()) {
+
-        case FARMLAND:
+        switch (e.getClickedBlock().getType())
-            // Crop trample
+        {
-            checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.CROP_TRAMPLE);
+            case FARMLAND -> this.checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.CROP_TRAMPLE);
-            break;
+            case TURTLE_EGG -> this.checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.TURTLE_EGGS);
-        case TURTLE_EGG:
-            checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.TURTLE_EGGS);
-            break;
-        default:
-            break;
         }
     }
 
+
     /**
      * Protects buttons and plates from being activated by projectiles
      * @param e  - event
      */
     @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
-    public void onProjectileHit(EntityInteractEvent e) {
+    public void onProjectileHit(EntityInteractEvent e)
-        if (!(e.getEntity() instanceof Projectile p)) {
+    {
+        if (!(e.getEntity() instanceof Projectile p))
+        {
             return;
         }
-        if (p.getShooter() instanceof Player) {
+
-            if (Tag.WOODEN_BUTTONS.isTagged(e.getBlock().getType())) {
+        if (p.getShooter() instanceof Player)
-                checkIsland(e, (Player)p.getShooter(), e.getBlock().getLocation(), Flags.BUTTON);
+        {
+            if (Tag.WOODEN_BUTTONS.isTagged(e.getBlock().getType()))
+            {
+                this.checkIsland(e, (Player) p.getShooter(), e.getBlock().getLocation(), Flags.BUTTON);
                 return;
             }
 
-            if (isPressurePlate(e.getBlock().getType())) {
+            if (Tag.PRESSURE_PLATES.isTagged(e.getBlock().getType()))
+            {
                 // Pressure plates
-                checkIsland(e, (Player)p.getShooter(), e.getBlock().getLocation(), Flags.PRESSURE_PLATE);
+                this.checkIsland(e, (Player) p.getShooter(), e.getBlock().getLocation(), Flags.PRESSURE_PLATE);
             }
         }
     }
-
-    private boolean isPressurePlate(Material material) {
-        return switch (material) {
-            case STONE_PRESSURE_PLATE, POLISHED_BLACKSTONE_PRESSURE_PLATE, ACACIA_PRESSURE_PLATE, BIRCH_PRESSURE_PLATE, CRIMSON_PRESSURE_PLATE, DARK_OAK_PRESSURE_PLATE, HEAVY_WEIGHTED_PRESSURE_PLATE, JUNGLE_PRESSURE_PLATE, LIGHT_WEIGHTED_PRESSURE_PLATE, OAK_PRESSURE_PLATE, SPRUCE_PRESSURE_PLATE, WARPED_PRESSURE_PLATE -> true;
-            default -> false;
-        };
-    }
-
 }

src/main/java/world/bentobox/bentobox/listeners/flags/protection/PlaceBlocksListener.java

@@ -18,95 +18,126 @@ import world.bentobox.bentobox.lists.Flags;
 /**
  * @author tastybento
  */
-public class PlaceBlocksListener extends FlagListener {
+public class PlaceBlocksListener extends FlagListener
-
+{
     /**
      * Check blocks being placed in general
      *
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-    public void onBlockPlace(final BlockPlaceEvent e) {
+    public void onBlockPlace(final BlockPlaceEvent e)
-        if (e.getBlock().getType().equals(Material.FIRE)
+    {
-                || e.getItemInHand() == null // Note that this should never happen officially, but it's possible for other plugins to cause it to happen
+        if (e.getBlock().getType().equals(Material.FIRE) ||
-                || e.getItemInHand().getType().equals(Material.WRITABLE_BOOK)
+            e.getItemInHand() == null || // Note that this should never happen officially, but it's possible for other plugins to cause it to happen
-                || e.getItemInHand().getType().equals(Material.WRITTEN_BOOK)) {
+            e.getItemInHand().getType().equals(Material.WRITABLE_BOOK) ||
+            e.getItemInHand().getType().equals(Material.WRITTEN_BOOK))
+        {
             // Books can only be placed on lecterns and as such are protected by the LECTERN flag.
             return;
         }
-        checkIsland(e, e.getPlayer(), e.getBlock().getLocation(), Flags.PLACE_BLOCKS);
+
+        this.checkIsland(e, e.getPlayer(), e.getBlock().getLocation(), Flags.PLACE_BLOCKS);
     }
 
+
     /**
      * Check for paintings and other hanging placements
+     *
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-    public void onHangingPlace(final HangingPlaceEvent e) {
+    public void onHangingPlace(final HangingPlaceEvent e)
-        checkIsland(e, e.getPlayer(), e.getBlock().getLocation(), Flags.PLACE_BLOCKS);
+    {
+        this.checkIsland(e, e.getPlayer(), e.getBlock().getLocation(), Flags.PLACE_BLOCKS);
     }
 
+
     /**
      * Handles placing items into ItemFrames
+     *
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
-    public void onPlayerHitItemFrame(PlayerInteractEntityEvent e) {
+    public void onPlayerHitItemFrame(PlayerInteractEntityEvent e)
-        if (e.getRightClicked().getType().equals(EntityType.ITEM_FRAME)) {
+    {
-            if (!checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.PLACE_BLOCKS)) return;
+        if (e.getRightClicked().getType().equals(EntityType.ITEM_FRAME) ||
-            checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.ITEM_FRAME);
+            e.getRightClicked().getType().equals(EntityType.GLOW_ITEM_FRAME))
+        {
+            if (!this.checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.PLACE_BLOCKS))
+            {
+                return;
+            }
+
+            this.checkIsland(e, e.getPlayer(), e.getRightClicked().getLocation(), Flags.ITEM_FRAME);
         }
     }
 
+
     /**
-     * Handle placing of fireworks, item frames, mine carts, end crystals, chests and boats on land
+     * Handle placing of fireworks, item frames, mine carts, end crystals, chests and boats on land The doors and chests
-     * The doors and chests are related to an exploit.
+     * are related to an exploit.
+     *
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
-    public void onPlayerInteract(final PlayerInteractEvent e) {
+    public void onPlayerInteract(final PlayerInteractEvent e)
-        if (!e.getAction().equals(Action.RIGHT_CLICK_BLOCK) || e.getClickedBlock() == null) {
+    {
+        if (!e.getAction().equals(Action.RIGHT_CLICK_BLOCK) || e.getClickedBlock() == null)
+        {
             return;
         }
 
-        switch (e.getClickedBlock().getType()) {
+        switch (e.getClickedBlock().getType())
-        case FIREWORK_ROCKET:
+        {
-            checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.PLACE_BLOCKS);
+            case FIREWORK_ROCKET ->
-            return;
+            {
-        case RAIL:
+                this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.PLACE_BLOCKS);
-        case POWERED_RAIL:
-        case DETECTOR_RAIL:
-        case ACTIVATOR_RAIL:
-            if ((e.getMaterial() == Material.MINECART || e.getMaterial() == Material.CHEST_MINECART || e.getMaterial() == Material.HOPPER_MINECART
-            || e.getMaterial() == Material.TNT_MINECART || e.getMaterial() == Material.FURNACE_MINECART)) {
-                checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.MINECART);
             }
-            return;
+            case RAIL, POWERED_RAIL, DETECTOR_RAIL, ACTIVATOR_RAIL ->
-        default:
+            {
-            // Check in-hand items
+                if (e.getMaterial() == Material.MINECART ||
-            if (e.getMaterial().equals(Material.FIREWORK_ROCKET)
+                    e.getMaterial() == Material.CHEST_MINECART ||
-                    || e.getMaterial().equals(Material.ARMOR_STAND)
+                    e.getMaterial() == Material.HOPPER_MINECART ||
-                    || e.getMaterial().equals(Material.END_CRYSTAL)
+                    e.getMaterial() == Material.TNT_MINECART ||
-                    || e.getMaterial().equals(Material.ITEM_FRAME)
+                    e.getMaterial() == Material.FURNACE_MINECART)
-                    //|| Tag.DOORS.isTagged(e.getMaterial())
+                {
-                    || e.getMaterial().equals(Material.CHEST)
+                    this.checkIsland(e, e.getPlayer(), e.getClickedBlock().getLocation(), Flags.MINECART);
-                    || e.getMaterial().equals(Material.TRAPPED_CHEST)) {
+                }
-                checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.PLACE_BLOCKS);
             }
-            else if (e.getMaterial().name().contains("BOAT")) {
+            default ->
-                checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.BOAT);
+            {
+                // Check in-hand items
+                if (e.getMaterial() == Material.FIREWORK_ROCKET ||
+                    e.getMaterial() == Material.ARMOR_STAND ||
+                    e.getMaterial() == Material.END_CRYSTAL ||
+                    e.getMaterial() == Material.ITEM_FRAME ||
+                    e.getMaterial() == Material.GLOW_ITEM_FRAME ||
+                    e.getMaterial() == Material.CHEST ||
+                    e.getMaterial() == Material.TRAPPED_CHEST)
+                {
+                    this.checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.PLACE_BLOCKS);
+                }
+                else if (e.getMaterial().name().contains("BOAT"))
+                {
+                    this.checkIsland(e, e.getPlayer(), e.getPlayer().getLocation(), Flags.BOAT);
+                }
             }
         }
     }
 
+
     /**
      * Handles Frost Walking on visitor's islands. This creates ice blocks, which is like placing blocks
+     *
      * @param e - event
      */
-    @EventHandler(priority = EventPriority.LOW, ignoreCancelled=true)
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-    public void onBlockForm(EntityBlockFormEvent e) {
+    public void onBlockForm(EntityBlockFormEvent e)
-        if (e.getNewState().getType().equals(Material.FROSTED_ICE) && e.getEntity() instanceof Player) {
+    {
-            checkIsland(e, (Player)e.getEntity(), e.getBlock().getLocation(), Flags.FROST_WALKER);
+        if (e.getNewState().getType().equals(Material.FROSTED_ICE) && e.getEntity() instanceof Player)
+        {
+            this.checkIsland(e, (Player) e.getEntity(), e.getBlock().getLocation(), Flags.FROST_WALKER);
         }
     }
 }

src/main/java/world/bentobox/bentobox/listeners/flags/protection/SculkSensorListener.java

@@ -0,0 +1,53 @@
+//
+// Created by BONNe
+// Copyright - 2022
+//
+
+
+package world.bentobox.bentobox.listeners.flags.protection;
+
+
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.block.BlockReceiveGameEvent;
+
+import world.bentobox.bentobox.api.flags.FlagListener;
+import world.bentobox.bentobox.lists.Flags;
+import world.bentobox.bentobox.versions.ServerCompatibility;
+
+
+/**
+ * This method prevents sculk sensor from activation based on protection settings.
+ */
+public class SculkSensorListener extends FlagListener
+{
+    /**
+     * This listener detects if a visitor activates sculk sensor, and block it, if required.
+     * @param event Sculk activation event.
+     */
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
+    public void onSculkSensor(BlockReceiveGameEvent event)
+    {
+        if (!this.getIWM().inWorld(event.getBlock().getWorld()))
+        {
+            return;
+        }
+
+        if (ServerCompatibility.getInstance().isVersion(ServerCompatibility.ServerVersion.V1_18,
+            ServerCompatibility.ServerVersion.V1_18_1,
+            ServerCompatibility.ServerVersion.V1_18_2))
+        {
+            // TODO: 1.18 compatibility exit
+            return;
+        }
+
+        if (event.getBlock().getType() == Material.SCULK_SENSOR &&
+            event.getEntity() != null &&
+            event.getEntity() instanceof Player player)
+        {
+            this.checkIsland(event, player, event.getBlock().getLocation(), Flags.SCULK_SENSOR, true);
+        }
+    }
+}

src/main/java/world/bentobox/bentobox/listeners/flags/protection/SculkShriekerListener.java

@@ -0,0 +1,53 @@
+//
+// Created by BONNe
+// Copyright - 2022
+//
+
+
+package world.bentobox.bentobox.listeners.flags.protection;
+
+
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.block.BlockReceiveGameEvent;
+
+import world.bentobox.bentobox.api.flags.FlagListener;
+import world.bentobox.bentobox.lists.Flags;
+import world.bentobox.bentobox.versions.ServerCompatibility;
+
+
+/**
+ * This method prevents sculk shrieker from activation based on protection settings.
+ */
+public class SculkShriekerListener extends FlagListener
+{
+    /**
+     * This listener detects if a visitor activates sculk sensor, and block it, if required.
+     * @param event Sculk activation event.
+     */
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
+    public void onSculkShrieker(BlockReceiveGameEvent event)
+    {
+        if (!this.getIWM().inWorld(event.getBlock().getWorld()))
+        {
+            return;
+        }
+
+        if (ServerCompatibility.getInstance().isVersion(ServerCompatibility.ServerVersion.V1_18,
+            ServerCompatibility.ServerVersion.V1_18_1,
+            ServerCompatibility.ServerVersion.V1_18_2))
+        {
+            // TODO: 1.18 compatibility exit
+            return;
+        }
+
+        if (event.getBlock().getType() == Material.SCULK_SHRIEKER &&
+            event.getEntity() != null &&
+            event.getEntity() instanceof Player player)
+        {
+            this.checkIsland(event, player, event.getBlock().getLocation(), Flags.SCULK_SHRIEKER, true);
+        }
+    }
+}

src/main/java/world/bentobox/bentobox/listeners/flags/settings/MobSpawnListener.java

@@ -3,11 +3,13 @@ package world.bentobox.bentobox.listeners.flags.settings;
 import java.util.Optional;
 
 import org.bukkit.Location;
-import org.bukkit.entity.Entity;
+import org.bukkit.entity.*;
-import org.bukkit.entity.PufferFish;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.entity.CreatureSpawnEvent;
+import org.bukkit.event.raid.RaidFinishEvent;
+import org.bukkit.event.raid.RaidTriggerEvent;
+import org.bukkit.potion.PotionEffectType;
 
 import world.bentobox.bentobox.api.flags.Flag;
 import world.bentobox.bentobox.api.flags.FlagListener;
@@ -19,68 +21,136 @@ import world.bentobox.bentobox.util.Util;
  * Handles natural mob spawning.
  * @author tastybento
  */
-public class MobSpawnListener extends FlagListener {
+public class MobSpawnListener extends FlagListener
+{
+    /**
+     * Prevents mobs spawning naturally
+     *
+     * @param e - event
+     */
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
+    public void onMobSpawnEvent(CreatureSpawnEvent e)
+    {
+        this.onMobSpawn(e);
+    }
+
+
+    /**
+     * This prevents to start a raid if mob spawning rules prevents it.
+     * @param event RaidTriggerEvent
+     */
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
+    public void onRaidStartEvent(RaidTriggerEvent event)
+    {
+        // If not in the right world exit immediately.
+        if (!this.getIWM().inWorld(event.getWorld()))
+        {
+            return;
+        }
+
+        Optional<Island> island = getIslands().getIslandAt(event.getPlayer().getLocation());
+
+        if (island.map(i -> !i.isAllowed(Flags.MONSTER_NATURAL_SPAWN)).orElseGet(
+            () -> !Flags.MONSTER_NATURAL_SPAWN.isSetForWorld(event.getWorld())))
+        {
+            // Monster spawning is disabled on island or world. Cancel the raid.
+            event.setCancelled(true);
+        }
+    }
+
+
+    /**
+     * This removes HERO_OF_THE_VILLAGE from players that cheated victory.
+     * @param event RaidFinishEvent
+     */
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
+    public void onRaidFinishEvent(RaidFinishEvent event)
+    {
+        // If not in the right world exit immediately.
+        if (!this.getIWM().inWorld(event.getWorld()))
+        {
+            return;
+        }
+
+        Optional<Island> island = getIslands().getIslandAt(event.getRaid().getLocation());
+
+        if (island.map(i -> !i.isAllowed(Flags.MONSTER_NATURAL_SPAWN)).orElseGet(
+            () -> !Flags.MONSTER_NATURAL_SPAWN.isSetForWorld(event.getWorld())))
+        {
+            // CHEATERS. PUNISH THEM.
+            event.getWinners().forEach(player ->
+            {
+                if (player.isOnline())
+                {
+                    player.removePotionEffect(PotionEffectType.HERO_OF_THE_VILLAGE);
+                }
+            });
+        }
+    }
+
 
     /**
      * Prevents mobs spawning naturally
-     *
      * @param e - event
      */
-    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
+    void onMobSpawn(CreatureSpawnEvent e)
-    public void onMobSpawnEvent(CreatureSpawnEvent e) {
+    {
-        onMobSpawn(e);
-    }
-    /**
-     * Prevents mobs spawning naturally
-     *
-     * @param e - event
-     * @return true if cancelled
-     */
-    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-    void onMobSpawn(CreatureSpawnEvent e) {
         // If not in the right world, or spawning is not natural return
-        if (!getIWM().inWorld(e.getEntity().getLocation())) {
+        if (!this.getIWM().inWorld(e.getEntity().getLocation()))
+        {
             return;
         }
-        switch (e.getSpawnReason()) {
+
-        // Natural
+        switch (e.getSpawnReason())
-        case DEFAULT:
+        {
-        case DROWNED:
+            // Natural
-        case JOCKEY:
+            case DEFAULT, DROWNED, JOCKEY, LIGHTNING, MOUNT, NATURAL, NETHER_PORTAL, OCELOT_BABY, PATROL,
-        case LIGHTNING:
+                RAID, REINFORCEMENTS, SILVERFISH_BLOCK, TRAP, VILLAGE_DEFENSE, VILLAGE_INVASION ->
-        case MOUNT:
+            {
-        case NATURAL:
+                boolean cancelNatural = this.shouldCancel(e.getEntity(),
-        case NETHER_PORTAL:
+                    e.getLocation(),
-        case OCELOT_BABY:
+                    Flags.ANIMAL_NATURAL_SPAWN,
-        case PATROL:
+                    Flags.MONSTER_NATURAL_SPAWN);
-        case RAID:
+                e.setCancelled(cancelNatural);
-        case REINFORCEMENTS:
+            }
-        case SILVERFISH_BLOCK:
-            //case SLIME_SPLIT: messes with slimes from spawners, slime must have previously existed to create another
-        case TRAP:
-        case VILLAGE_DEFENSE:
-        case VILLAGE_INVASION:
-            boolean cancelNatural = shouldCancel(e.getEntity(), e.getLocation(), Flags.ANIMAL_NATURAL_SPAWN, Flags.MONSTER_NATURAL_SPAWN);
-            e.setCancelled(cancelNatural);
-            return;
             // Spawners
-        case SPAWNER:
+            case SPAWNER ->
-            boolean cancelSpawners = shouldCancel(e.getEntity(), e.getLocation(), Flags.ANIMAL_SPAWNERS_SPAWN, Flags.MONSTER_SPAWNERS_SPAWN);
+            {
-            e.setCancelled(cancelSpawners);
+                boolean cancelSpawners = this.shouldCancel(e.getEntity(),
-            return;
+                    e.getLocation(),
-        default:
+                    Flags.ANIMAL_SPAWNERS_SPAWN,
-            return;
+                    Flags.MONSTER_SPAWNERS_SPAWN);
+                e.setCancelled(cancelSpawners);
+            }
         }
     }
 
-    private boolean shouldCancel(Entity entity, Location loc, Flag animalSpawnFlag, Flag monsterSpawnFlag) {
+
+    /**
+     * This method checks if entity should be cancelled from spawning in given location base on flag values.
+     * @param entity Entity that is checked.
+     * @param loc location where entity is spawned.
+     * @param animalSpawnFlag Animal Spawn Flag.
+     * @param monsterSpawnFlag Monster Spawn Flag.
+     * @return {@code true} if flag prevents entity to spawn, {@code false} otherwise.
+     */
+    private boolean shouldCancel(Entity entity, Location loc, Flag animalSpawnFlag, Flag monsterSpawnFlag)
+    {
         Optional<Island> island = getIslands().getIslandAt(loc);
-        if (Util.isHostileEntity(entity) && !(entity instanceof PufferFish)) {
-            return island.map(i -> !i.isAllowed(monsterSpawnFlag)).orElseGet(() -> !monsterSpawnFlag.isSetForWorld(entity.getWorld()));
-        } else if (Util.isPassiveEntity(entity) || entity instanceof PufferFish) {
-            return island.map(i -> !i.isAllowed(animalSpawnFlag)).orElseGet(() -> !animalSpawnFlag.isSetForWorld(entity.getWorld()));
-        }
-        return false;
-    }
 
-}
+        if (Util.isHostileEntity(entity) && !(entity instanceof PufferFish))
+        {
+            return island.map(i -> !i.isAllowed(monsterSpawnFlag)).
+                orElseGet(() -> !monsterSpawnFlag.isSetForWorld(entity.getWorld()));
+        }
+        else if (Util.isPassiveEntity(entity) || entity instanceof PufferFish)
+        {
+            return island.map(i -> !i.isAllowed(animalSpawnFlag)).
+                orElseGet(() -> !animalSpawnFlag.isSetForWorld(entity.getWorld()));
+        }
+        else
+        {
+            return false;
+        }
+    }
+}

src/main/java/world/bentobox/bentobox/listeners/flags/worldsettings/ChestDamageListener.java

@@ -1,6 +1,7 @@
 package world.bentobox.bentobox.listeners.flags.worldsettings;
 
 import org.bukkit.Material;
+import org.bukkit.Tag;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.entity.EntityExplodeEvent;
@@ -18,12 +19,13 @@ public class ChestDamageListener extends FlagListener {
      * @param e - event
      */
     @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-    public void onExplosion(final EntityExplodeEvent e) {
+    public void onExplosion(final EntityExplodeEvent e)
-        if (getIWM().inWorld(e.getLocation()) && !Flags.CHEST_DAMAGE.isSetForWorld(e.getLocation().getWorld())) {
+    {
-            e.blockList().removeIf(b -> b.getType().equals(Material.CHEST)
+        if (getIWM().inWorld(e.getLocation()) && !Flags.CHEST_DAMAGE.isSetForWorld(e.getLocation().getWorld()))
-                    || b.getType().equals(Material.TRAPPED_CHEST)
+        {
-                    || b.getType().name().contains("SHULKER_BOX")
+            e.blockList().removeIf(b -> b.getType().equals(Material.CHEST) ||
-                    );
+                b.getType().equals(Material.TRAPPED_CHEST) ||
+                Tag.SHULKER_BOXES.isTagged(b.getType()));
         }
     }
 }

src/main/java/world/bentobox/bentobox/listeners/flags/worldsettings/CoarseDirtTillingListener.java

@@ -35,6 +35,28 @@ public class CoarseDirtTillingListener extends FlagListener {
         }
     }
 
+
+    /**
+     * Protect Coarse dirt and podzol from being made as dirt path block.
+     * @param e PlayerInteractEvent
+     */
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
+    public void onDirtPathCreation(PlayerInteractEvent e)
+    {
+        if (e.getAction().equals(Action.RIGHT_CLICK_BLOCK) &&
+            e.getItem() != null &&
+            this.getIWM().inWorld(e.getClickedBlock().getWorld()) &&
+            (e.getClickedBlock().getType().equals(Material.COARSE_DIRT) || e.getClickedBlock().getType().equals(Material.PODZOL)) &&
+            e.getItem().getType().name().endsWith("_SHOVEL") &&
+            !Flags.COARSE_DIRT_TILLING.isSetForWorld(e.getClickedBlock().getWorld()))
+        {
+            e.setCancelled(true);
+            User user = User.getInstance(e.getPlayer());
+            user.notify("protection.protected", TextVariables.DESCRIPTION, user.getTranslation(Flags.COARSE_DIRT_TILLING.getHintReference()));
+        }
+    }
+
+
     /**
      * If podzol is mined when coarse dirt tilling is not allowed, then it'll just drop podzol and not dirt
      * This prevents an exploit where growing big spruce trees can turn gravel into podzol.

src/main/java/world/bentobox/bentobox/listeners/flags/worldsettings/InvincibleVisitorsListener.java

@@ -12,6 +12,8 @@ import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.entity.EntityDamageEvent;
 import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
+import org.bukkit.event.entity.EntityTargetEvent;
+import org.bukkit.event.entity.EntityTargetLivingEntityEvent;
 import org.bukkit.event.inventory.ClickType;
 
 import world.bentobox.bentobox.BentoBox;
@@ -157,5 +159,28 @@ public class InvincibleVisitorsListener extends FlagListener implements ClickHan
     }
 
 
+    /**
+     * This listener cancels entity targeting a player if he is a visitor, and visitors are immune to entity damage.
+     * @param e EntityTargetLivingEntityEvent
+     */
+    @EventHandler(priority = EventPriority.HIGHEST)
+    public void onVisitorTargeting(EntityTargetLivingEntityEvent e)
+    {
+        World world = e.getEntity().getWorld();
+
+        if (!(e.getTarget() instanceof Player p) ||
+            !this.getIWM().inWorld(world) ||
+            e.getTarget().hasMetadata("NPC") ||
+            this.getIslands().userIsOnIsland(world, User.getInstance(e.getTarget())) ||
+            this.PVPAllowed(p.getLocation()) ||
+            e.getReason() == EntityTargetEvent.TargetReason.TARGET_DIED ||
+            !this.getIWM().getIvSettings(world).contains(DamageCause.ENTITY_ATTACK.name()))
+        {
+            return;
+        }
+
+        // Cancel targeting event.
+        e.setCancelled(true);
+    }
 }
 

src/main/java/world/bentobox/bentobox/listeners/flags/worldsettings/LiquidsFlowingOutListener.java

@@ -2,9 +2,12 @@ package world.bentobox.bentobox.listeners.flags.worldsettings;
 
 import java.util.Optional;
 
+import org.bukkit.Location;
+import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
+import org.bukkit.event.block.BlockDispenseEvent;
 import org.bukkit.event.block.BlockFromToEvent;
 
 import world.bentobox.bentobox.api.flags.FlagListener;
@@ -43,4 +46,38 @@ public class LiquidsFlowingOutListener extends FlagListener {
         }
     }
 
+
+    /**
+     * Prevents players from dispensing water, lava and powdered snow from dispenser outside island
+     * if Flags.LIQUIDS_FLOWING_OUT is disabled.
+     * @param event BlockDispenseEvent
+     */
+    @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
+    public void onDispenserLiquid(BlockDispenseEvent event)
+    {
+        Location from = event.getBlock().getLocation();
+
+        if (!this.getIWM().inWorld(from) || Flags.LIQUIDS_FLOWING_OUT.isSetForWorld(from.getWorld())) {
+            // We do not want to run any check if this is not the right world or if it is allowed.
+            return;
+        }
+
+        Location to = event.getVelocity().toLocation(event.getBlock().getWorld());
+
+        if (!event.getItem().getType().equals(Material.WATER_BUCKET) &&
+            !event.getItem().getType().equals(Material.LAVA_BUCKET) &&
+            !event.getItem().getType().equals(Material.POWDER_SNOW_BUCKET))
+        {
+            return;
+        }
+
+        // Only prevent if it is flowing into the area between islands or into another island.
+        Optional<Island> fromIsland = this.getIslandsManager().getProtectedIslandAt(from);
+        Optional<Island> toIsland = this.getIslandsManager().getProtectedIslandAt(to);
+
+        if (toIsland.isEmpty() || (fromIsland.isPresent() && !fromIsland.equals(toIsland)))
+        {
+            event.setCancelled(true);
+        }
+    }
 }

src/main/java/world/bentobox/bentobox/listeners/flags/worldsettings/VisitorsStartingRaidListener.java

@@ -0,0 +1,61 @@
+//
+// Created by BONNe
+// Copyright - 2022
+//
+
+
+package world.bentobox.bentobox.listeners.flags.worldsettings;
+
+
+import org.bukkit.World;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.raid.RaidTriggerEvent;
+import java.util.Optional;
+
+import world.bentobox.bentobox.api.flags.FlagListener;
+import world.bentobox.bentobox.api.user.User;
+import world.bentobox.bentobox.database.objects.Island;
+import world.bentobox.bentobox.lists.Flags;
+import world.bentobox.bentobox.util.Util;
+
+
+/**
+ * This listener checks for island visitors that want to start a new raid.
+ */
+public class VisitorsStartingRaidListener extends FlagListener
+{
+    /**
+     * This method process raid allowance from visitors.
+     * @param event RaidTriggerEvent
+     */
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
+    public void onRaidTrigger(RaidTriggerEvent event)
+    {
+        World world = Util.getWorld(event.getWorld());
+
+        if (!this.getIWM().inWorld(world) || Flags.VISITOR_TRIGGER_RAID.isSetForWorld(world))
+        {
+            // If the player triggers raid non-protected world or VISITOR_TRIGGER_RAID is disabled then do nothing.
+            this.report(User.getInstance(event.getPlayer()),
+                event,
+                event.getPlayer().getLocation(),
+                Flags.VISITOR_TRIGGER_RAID,
+                Why.SETTING_ALLOWED_IN_WORLD);
+
+            return;
+        }
+
+        Optional<Island> island = this.getIslands().getProtectedIslandAt(event.getPlayer().getLocation());
+
+        if (island.isPresent() && !island.get().getMemberSet().contains(event.getPlayer().getUniqueId()))
+        {
+            event.setCancelled(true);
+            this.report(User.getInstance(event.getPlayer()),
+                event,
+                event.getPlayer().getLocation(),
+                Flags.VISITOR_TRIGGER_RAID,
+                Why.SETTING_NOT_ALLOWED_IN_WORLD);
+        }
+    }
+}

src/main/java/world/bentobox/bentobox/listeners/teleports/AbstractTeleportListener.java

@@ -0,0 +1,344 @@
+//
+// Created by BONNe
+// Copyright - 2022
+//
+
+
+package world.bentobox.bentobox.listeners.teleports;
+
+
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.World;
+import org.bukkit.entity.Player;
+import org.eclipse.jdt.annotation.NonNull;
+import org.eclipse.jdt.annotation.Nullable;
+import java.util.*;
+
+import world.bentobox.bentobox.BentoBox;
+import world.bentobox.bentobox.api.addons.GameModeAddon;
+import world.bentobox.bentobox.database.objects.Island;
+import world.bentobox.bentobox.util.Util;
+
+
+/**
+ * This abstract class contains all common methods for entity and player teleportation.
+ */
+public abstract class AbstractTeleportListener
+{
+    /**
+     * Instance of Teleportation processor.
+     * @param bentoBox BentoBox plugin.
+     */
+    AbstractTeleportListener(@NonNull BentoBox bentoBox)
+    {
+        this.plugin = bentoBox;
+        this.inPortal = new HashSet<>();
+        this.inTeleport = new HashSet<>();
+        this.teleportOrigin = new HashMap<>();
+    }
+
+
+// ---------------------------------------------------------------------
+// Section: Methods
+// ---------------------------------------------------------------------
+
+
+    /**
+     * Get island at the given location
+     * @return optional island at given location
+     */
+    protected Optional<Island> getIsland(Location location)
+    {
+        return this.plugin.getIslandsManager().getProtectedIslandAt(location);
+    }
+
+
+    /**
+     * Get island for given player at the given world.
+     * @return optional island at given world.
+     */
+    protected Optional<Island> getIsland(World world, Player player)
+    {
+        return Optional.ofNullable(this.plugin.getIslandsManager().getIsland(world, player.getUniqueId()));
+    }
+
+
+    /**
+     * Check if vanilla portals should be used
+     *
+     * @param world - game mode world
+     * @param environment - environment
+     * @return true or false
+     */
+    protected boolean isMakePortals(World world, World.Environment environment)
+    {
+        return this.plugin.getIWM().getAddon(world).
+            map(gameMode -> this.isMakePortals(gameMode, environment)).
+            orElse(false);
+    }
+
+
+    /**
+     * Check if vanilla portals should be used
+     *
+     * @param gameMode - game mode
+     * @param environment - environment
+     * @return true or false
+     */
+    protected boolean isMakePortals(GameModeAddon gameMode, World.Environment environment)
+    {
+        return switch (environment) {
+            case NETHER -> gameMode.getWorldSettings().isMakeNetherPortals();
+            case THE_END -> gameMode.getWorldSettings().isMakeEndPortals();
+            default -> false;
+        };
+    }
+
+
+    /**
+     * Check if nether or end are generated
+     *
+     * @param overWorld - game world
+     * @param environment - environment
+     * @return true or false
+     */
+    protected boolean isAllowedInConfig(World overWorld, World.Environment environment)
+    {
+        return switch (environment) {
+            case NETHER -> this.plugin.getIWM().isNetherGenerate(overWorld);
+            case THE_END -> this.plugin.getIWM().isEndGenerate(overWorld);
+            default -> true;
+        };
+    }
+
+
+    /**
+     * Check if the default nether or end are allowed by the server settings
+     *
+     * @param environment - environment
+     * @return true or false
+     */
+    protected boolean isAllowedOnServer(World.Environment environment)
+    {
+        return switch (environment) {
+            case NETHER -> Bukkit.getAllowNether();
+            case THE_END -> Bukkit.getAllowEnd();
+            default -> true;
+        };
+    }
+
+
+    /**
+     * Check if nether or end islands are generated
+     *
+     * @param overWorld - over world
+     * @param environment - environment
+     * @return true or false
+     */
+    protected boolean isIslandWorld(World overWorld, World.Environment environment)
+    {
+        return switch (environment) {
+            case NETHER -> this.plugin.getIWM().isNetherIslands(overWorld);
+            case THE_END -> this.plugin.getIWM().isEndIslands(overWorld);
+            default -> true;
+        };
+    }
+
+
+    /**
+     * Get the nether or end world
+     *
+     * @param overWorld - over world
+     * @param environment - environment
+     * @return nether or end world
+     */
+    protected World getNetherEndWorld(World overWorld, World.Environment environment)
+    {
+        return switch (environment) {
+            case NETHER -> this.plugin.getIWM().getNetherWorld(overWorld);
+            case THE_END -> this.plugin.getIWM().getEndWorld(overWorld);
+            default -> Util.getWorld(overWorld);
+        };
+    }
+
+
+    /**
+     * Check if the island has a nether or end island already
+     *
+     * @param island - island
+     * @param environment - environment
+     * @return true or false
+     */
+    protected boolean hasPartnerIsland(Island island, World.Environment environment)
+    {
+        return switch (environment) {
+            case NETHER -> island.hasNetherIsland();
+            case THE_END -> island.hasEndIsland();
+            default -> true;
+        };
+    }
+
+
+    /**
+     * This method calculates the maximal search area for portal.
+     * @param location Location from which search should happen.
+     * @param island Island that contains the search point.
+     * @return Search range for portal.
+     */
+    protected int calculateSearchRadius(Location location, Island island)
+    {
+        int diff;
+
+        if (island.onIsland(location))
+        {
+            // Find max x or max z
+            int x = Math.abs(island.getProtectionCenter().getBlockX() - location.getBlockX());
+            int z = Math.abs(island.getProtectionCenter().getBlockZ() - location.getBlockZ());
+
+            diff = Math.min(this.plugin.getSettings().getSafeSpotSearchRange(),
+                island.getProtectionRange() - Math.max(x, z));
+        }
+        else
+        {
+            diff = this.plugin.getSettings().getSafeSpotSearchRange();
+        }
+
+        return diff;
+    }
+
+
+    /**
+     * This method calculates location for portal.
+     * @param fromLocation Location from which teleportation happens.
+     * @param fromWorld World from which teleportation happens.
+     * @param toWorld The target world.
+     * @param environment Portal variant.
+     * @param canCreatePortal Indicates if portal should be created or not.
+     * @return Location for new portal.
+     */
+    protected Location calculateLocation(Location fromLocation,
+        World fromWorld,
+        World toWorld,
+        World.Environment environment,
+        boolean canCreatePortal)
+    {
+        // Null check - not that useful
+        if (fromWorld == null || toWorld == null)
+        {
+            return null;
+        }
+
+        Location toLocation = fromLocation.toVector().toLocation(toWorld);
+
+        if (!this.isMakePortals(fromWorld, environment))
+        {
+            toLocation = this.getIsland(fromLocation).
+                map(island -> island.getSpawnPoint(toWorld.getEnvironment())).
+                orElse(toLocation);
+        }
+
+        // Limit Y to the min/max world height.
+        toLocation.setY(Math.max(Math.min(toLocation.getY(), toWorld.getMaxHeight()), toWorld.getMinHeight()));
+
+        if (!canCreatePortal)
+        {
+            // Legacy portaling
+            return toLocation;
+        }
+
+        // Make portals
+        // For anywhere other than the end - it is the player's location that is used
+        if (!environment.equals(World.Environment.THE_END))
+        {
+            return toLocation;
+        }
+
+        // If the-end then we want the platform to always be generated in the same place no matter where
+        // they enter the portal
+        final int x = fromLocation.getBlockX();
+        final int z = fromLocation.getBlockZ();
+        final int y = fromLocation.getBlockY();
+        int i = x;
+        int j = z;
+        int k = y;
+
+        // If the from is not a portal, then we have to find it
+        if (!fromLocation.getBlock().getType().equals(Material.END_PORTAL))
+        {
+            // Find the portal - due to speed, it is possible that the player will be below or above the portal
+            for (k = toWorld.getMinHeight(); (k < fromWorld.getMaxHeight()) &&
+                !fromWorld.getBlockAt(x, k, z).getType().equals(Material.END_PORTAL); k++);
+        }
+
+        // Find the maximum x and z corner
+        for (; (i < x + 5) && fromWorld.getBlockAt(i, k, z).getType().equals(Material.END_PORTAL); i++) ;
+        for (; (j < z + 5) && fromWorld.getBlockAt(x, k, j).getType().equals(Material.END_PORTAL); j++) ;
+
+        // Mojang end platform generation is:
+        // AIR
+        // AIR
+        // OBSIDIAN
+        // and player is placed on second air block above obsidian.
+        // If Y coordinate is below 2, then obsidian platform is not generated and player falls in void.
+        return new Location(toWorld, i, Math.max(toWorld.getMinHeight() + 2, k), j);
+    }
+
+
+    /**
+     * This method returns spawn location for given world.
+     * @param world World which spawn point must be returned.
+     * @return Spawn location for world or null.
+     */
+    @Nullable
+    protected Location getSpawnLocation(World world)
+    {
+        return this.plugin.getIslandsManager().getSpawn(world).map(island ->
+            island.getSpawnPoint(World.Environment.NORMAL) == null ?
+                island.getCenter() :
+                island.getSpawnPoint(World.Environment.NORMAL)).
+            orElse(this.plugin.getIslands().isSafeLocation(world.getSpawnLocation()) ?
+                world.getSpawnLocation() : null);
+    }
+
+
+    /**
+     * This method returns if missing islands should be generated uppon teleportation.
+     * Can happen only in non-custom generators.
+     * @param overWorld OverWorld
+     * @return {@code true} if missing islands must be pasted, {@code false} otherwise.
+     */
+    protected boolean isPastingMissingIslands(World overWorld)
+    {
+        return this.plugin.getIWM().isPasteMissingIslands(overWorld) &&
+            !this.plugin.getIWM().isUseOwnGenerator(overWorld);
+    }
+
+
+// ---------------------------------------------------------------------
+// Section: Variables
+// ---------------------------------------------------------------------
+
+
+    /**
+     * BentoBox plugin instance.
+     */
+    @NonNull
+    protected final BentoBox plugin;
+
+    /**
+     * Set of entities that currently is inside portal.
+     */
+    protected final Set<UUID> inPortal;
+
+    /**
+     * Map that links entities origin of teleportation. Used for respawning.
+     */
+    protected final Map<UUID, World> teleportOrigin;
+
+    /**
+     * Set of entities that currently is in teleportation.
+     */
+    protected final Set<UUID> inTeleport;
+}

src/main/java/world/bentobox/bentobox/listeners/teleports/EntityTeleportListener.java

@@ -0,0 +1,408 @@
+//
+// Created by BONNe
+// Copyright - 2022
+//
+
+
+package world.bentobox.bentobox.listeners.teleports;
+
+
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.World;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.EntityType;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.bukkit.event.entity.EntityPortalEnterEvent;
+import org.bukkit.event.entity.EntityPortalEvent;
+import org.bukkit.event.entity.EntityPortalExitEvent;
+import org.bukkit.util.Vector;
+import org.eclipse.jdt.annotation.NonNull;
+
+import java.util.UUID;
+
+import world.bentobox.bentobox.BentoBox;
+import world.bentobox.bentobox.lists.Flags;
+import world.bentobox.bentobox.util.Util;
+import world.bentobox.bentobox.util.teleport.ClosestSafeSpotTeleport;
+
+
+/**
+ * This class handles entity teleportation between dimensions.
+ *
+ * @author BONNe
+ */
+public class EntityTeleportListener extends AbstractTeleportListener implements Listener
+{
+    /**
+     * Instance of Teleportation processor.
+     *
+     * @param bentoBox BentoBox plugin.
+     */
+    public EntityTeleportListener(@NonNull BentoBox bentoBox)
+    {
+        super(bentoBox);
+    }
+
+
+    /**
+     * This listener checks entity portal events and triggers appropriate methods to transfer
+     * entities to the correct location in other dimension.
+     *
+     * This event is triggered when entity is about to being teleported because of contact with the
+     * nether portal or end gateway portal (exit portal triggers respawn).
+     *
+     * This event is not called if nether/end is disabled in server settings.
+     *
+     * @param event the entity portal event.
+     */
+    @EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
+    public void onEntityPortal(EntityPortalEvent event)
+    {
+        World fromWorld = event.getFrom().getWorld();
+        World overWorld = Util.getWorld(fromWorld);
+
+        if (overWorld == null || !this.plugin.getIWM().inWorld(overWorld) || event.getTo() == null)
+        {
+            // Not a bentobox world.
+            return;
+        }
+
+        if (!Flags.ENTITY_PORTAL_TELEPORT.isSetForWorld(overWorld))
+        {
+            // Teleportation is disabled. Cancel event.
+            event.setCancelled(true);
+        }
+
+        // Trigger event processor.
+        this.portalProcess(event, event.getTo().getWorld().getEnvironment());
+    }
+
+
+    /**
+     * Fires the event if nether or end is disabled at the system level
+     *
+     * @param event - EntityPortalEnterEvent
+     */
+    @EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
+    public void onEntityEnterPortal(EntityPortalEnterEvent event)
+    {
+        if (EntityType.PLAYER.equals(event.getEntity().getType()))
+        {
+            // This handles only non-players.
+            return;
+        }
+
+        Entity entity = event.getEntity();
+        Material type = event.getLocation().getBlock().getType();
+        UUID uuid = entity.getUniqueId();
+
+        if (this.inPortal.contains(uuid))
+        {
+            // Already in process.
+            return;
+        }
+
+        World fromWorld = event.getLocation().getWorld();
+        World overWorld = Util.getWorld(fromWorld);
+
+        if (overWorld == null || !this.plugin.getIWM().inWorld(overWorld))
+        {
+            // Not a bentobox world.
+            return;
+        }
+
+        if (!Flags.ENTITY_PORTAL_TELEPORT.isSetForWorld(overWorld))
+        {
+            // Teleportation is disabled. Cancel processing.
+            return;
+        }
+
+        this.inPortal.add(uuid);
+        // Add original world for respawning.
+        this.teleportOrigin.put(uuid, fromWorld);
+
+        // Entities are teleported instantly.
+        if (!Bukkit.getAllowNether() && type.equals(Material.NETHER_PORTAL))
+        {
+            if (fromWorld == overWorld)
+            {
+                this.portalProcess(
+                    new EntityPortalEvent(entity, event.getLocation(), event.getLocation(), 0),
+                    World.Environment.NETHER);
+            }
+            else
+            {
+                this.portalProcess(
+                    new EntityPortalEvent(entity, event.getLocation(), event.getLocation(), 0),
+                    World.Environment.NORMAL);
+            }
+
+            // Do not process anything else.
+            return;
+        }
+
+        // Entities are teleported instantly.
+        if (!Bukkit.getAllowEnd() && (type.equals(Material.END_PORTAL) || type.equals(Material.END_GATEWAY)))
+        {
+            if (fromWorld == this.getNetherEndWorld(overWorld, World.Environment.THE_END))
+            {
+                this.portalProcess(
+                    new EntityPortalEvent(entity, event.getLocation(), event.getLocation(), 0),
+                    World.Environment.NORMAL);
+            }
+            else
+            {
+                this.portalProcess(
+                    new EntityPortalEvent(entity, event.getLocation(), event.getLocation(), 0),
+                    World.Environment.THE_END);
+            }
+        }
+    }
+
+
+    /**
+     * Remove inPortal flag only when entity exits the portal
+     *
+     * @param event entity move event
+     */
+    @EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
+    public void onEntityExitPortal(EntityPortalExitEvent event)
+    {
+        if (!this.inPortal.contains(event.getEntity().getUniqueId()))
+        {
+            return;
+        }
+
+        this.inPortal.remove(event.getEntity().getUniqueId());
+        this.inTeleport.remove(event.getEntity().getUniqueId());
+        this.teleportOrigin.remove(event.getEntity().getUniqueId());
+    }
+
+
+// ---------------------------------------------------------------------
+// Section: Methods
+// ---------------------------------------------------------------------
+
+
+    /**
+     * This method process entity teleportation to a correct dimension.
+     * @param event Event that triggers teleportation.
+     * @param environment Environment of the dimension where entity must appear.
+     */
+    private void portalProcess(EntityPortalEvent event, World.Environment environment)
+    {
+        World fromWorld = event.getFrom().getWorld();
+        World overWorld = Util.getWorld(fromWorld);
+
+        if (fromWorld == null || overWorld == null)
+        {
+            // Missing worlds.
+            event.setCancelled(true);
+            return;
+        }
+
+        if (!this.isAllowedInConfig(overWorld, environment))
+        {
+            // World is disabled in config. Do not teleport player.
+            event.setCancelled(true);
+            return;
+        }
+
+        if (!this.isAllowedOnServer(environment))
+        {
+            // World is disabled in bukkit. Event is not triggered, but cancel by chance.
+            event.setCancelled(true);
+        }
+
+        if (this.inTeleport.contains(event.getEntity().getUniqueId()))
+        {
+            // Entity is already in teleportation.
+            return;
+        }
+
+        this.inTeleport.add(event.getEntity().getUniqueId());
+
+        // Get target world.
+        World toWorld;
+
+        if (environment.equals(World.Environment.NORMAL))
+        {
+            toWorld = overWorld;
+        }
+        else
+        {
+            toWorld = this.getNetherEndWorld(overWorld, environment);
+        }
+
+        if (!overWorld.equals(toWorld) && !this.isIslandWorld(overWorld, environment))
+        {
+            // This is not island world. Use standard nether or end world teleportation.
+            this.handleToStandardNetherOrEnd(event, overWorld, toWorld);
+            return;
+        }
+
+        if (!overWorld.equals(fromWorld) && !this.isIslandWorld(overWorld, environment))
+        {
+            // If entering a portal in the other world, teleport to a portal in overworld if
+            // there is one
+            this.handleFromStandardNetherOrEnd(event, overWorld, toWorld.getEnvironment());
+            return;
+        }
+
+        // Set the destination location
+        // If portals cannot be created, then destination is the spawn point, otherwise it's the vector
+        event.setTo(this.calculateLocation(event.getFrom(),
+            fromWorld,
+            toWorld,
+            environment,
+            this.isMakePortals(overWorld, environment)));
+
+        // Calculate search radius for portal
+        this.getIsland(event.getTo()).ifPresent(island ->
+            event.setSearchRadius(this.calculateSearchRadius(event.getTo(), island)));
+
+        // Check if there is an island there or not
+        if (this.isPastingMissingIslands(overWorld) &&
+            this.isAllowedInConfig(overWorld, environment) &&
+            this.isIslandWorld(overWorld, environment) &&
+            this.getNetherEndWorld(overWorld, environment) != null &&
+            this.getIsland(event.getTo()).
+                filter(island -> !this.hasPartnerIsland(island, environment)).
+                map(island -> {
+                    event.setCancelled(true);
+                    return true;
+                }).
+                orElse(false))
+        {
+            // If there is no island, then processor already entity cannot be teleported before player
+            // visit that dimension.
+            return;
+        }
+
+        if (!event.isCancelled())
+        {
+            // Let the server teleport
+            return;
+        }
+
+        if (environment.equals(World.Environment.THE_END))
+        {
+            // Prevent death from hitting the ground while calculating location.
+            event.getEntity().setVelocity(new Vector(0,0,0));
+            event.getEntity().setFallDistance(0);
+        }
+
+        // If we do not generate portals, teleportation should happen manually with safe spot builder.
+        // Otherwise, we could end up with situations when player is placed in mid air, if teleportation
+        // is done instantly.
+        // Our safe spot task is triggered in next tick, however, end teleportation happens in the same tick.
+        // It is placed outside THE_END check, as technically it could happen with the nether portal too.
+
+        // If there is a portal to go to already, then the player will go there
+        Bukkit.getScheduler().runTask(this.plugin, () -> {
+            if (!event.getEntity().getWorld().equals(toWorld))
+            {
+                // Else manually teleport entity
+                ClosestSafeSpotTeleport.builder(this.plugin).
+                    entity(event.getEntity()).
+                    location(event.getTo()).
+                    portal().
+                    successRunnable(() -> {
+                        // Reset velocity just in case.
+                        event.getEntity().setVelocity(new Vector(0,0,0));
+                        event.getEntity().setFallDistance(0);
+                    }).
+                    build();
+            }
+        });
+    }
+
+
+    /**
+     * Handle teleport to standard nether or end
+     * @param event - EntityPortalEvent
+     * @param overWorld - over world
+     * @param toWorld - to world
+     */
+    private void handleToStandardNetherOrEnd(EntityPortalEvent event, World overWorld, World toWorld)
+    {
+        Location spawnPoint = toWorld.getSpawnLocation();
+
+        // If going to the nether and nether portals are active then just teleport to approx location
+        if (World.Environment.NETHER.equals(toWorld.getEnvironment()) &&
+            this.plugin.getIWM().getWorldSettings(overWorld).isMakeNetherPortals())
+        {
+            spawnPoint = event.getFrom().toVector().toLocation(toWorld);
+        }
+
+        // If spawn is set as 0,63,0 in the End then move it to 100, 50 ,0.
+        if (World.Environment.THE_END.equals(toWorld.getEnvironment()) && spawnPoint.getBlockX() == 0 && spawnPoint.getBlockZ() == 0)
+        {
+            // Set to the default end spawn
+            spawnPoint = new Location(toWorld, 100, 50, 0);
+            toWorld.setSpawnLocation(100, 50, 0);
+        }
+
+        if (this.isAllowedOnServer(toWorld.getEnvironment()))
+        {
+            // To Standard Nether or end
+            event.setTo(spawnPoint);
+        }
+        else
+        {
+            // Teleport to standard nether or end
+            ClosestSafeSpotTeleport.builder(this.plugin).
+                entity(event.getEntity()).
+                location(spawnPoint).
+                portal().
+                build();
+        }
+    }
+
+
+    /**
+     * Handle teleport from standard nether or end
+     * @param event - EntityPortalEvent
+     * @param overWorld - over world
+     * @param environment - to world environment
+     */
+    private void handleFromStandardNetherOrEnd(EntityPortalEvent event, World overWorld, World.Environment environment)
+    {
+        if (World.Environment.NETHER.equals(environment) &&
+            this.plugin.getIWM().getWorldSettings(overWorld).isMakeNetherPortals())
+        {
+            // Set to location directly to the from location.
+            event.setTo(event.getFrom().toVector().toLocation(overWorld));
+
+            // Update portal search radius.
+            this.getIsland(event.getTo()).ifPresent(island ->
+                event.setSearchRadius(this.calculateSearchRadius(event.getTo(), island)));
+        }
+        else
+        {
+            // Cannot be portal. Should recalculate position.
+            Location spawnLocation = this.getSpawnLocation(overWorld);
+
+            event.setTo(spawnLocation == null ?
+                event.getFrom().toVector().toLocation(overWorld) :
+                spawnLocation);
+        }
+
+        if (!this.isAllowedOnServer(environment))
+        {
+            // Custom portal handling.
+            event.setCancelled(true);
+
+            // Teleport to standard nether or end
+            ClosestSafeSpotTeleport.builder(this.plugin).
+                entity(event.getEntity()).
+                location(event.getTo()).
+                portal().
+                build();
+        }
+    }
+}

src/main/java/world/bentobox/bentobox/listeners/teleports/PlayerTeleportListener.java

@@ -0,0 +1,501 @@
+//
+// Created by BONNe
+// Copyright - 2022
+//
+
+
+package world.bentobox.bentobox.listeners.teleports;
+
+
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.World;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.EntityType;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.bukkit.event.entity.EntityPortalEnterEvent;
+import org.bukkit.event.player.PlayerMoveEvent;
+import org.bukkit.event.player.PlayerPortalEvent;
+import org.bukkit.event.player.PlayerRespawnEvent;
+import org.bukkit.event.player.PlayerTeleportEvent;
+import org.bukkit.util.Vector;
+import org.eclipse.jdt.annotation.NonNull;
+
+import java.util.Objects;
+import java.util.UUID;
+
+import world.bentobox.bentobox.BentoBox;
+import world.bentobox.bentobox.blueprints.Blueprint;
+import world.bentobox.bentobox.blueprints.BlueprintPaster;
+import world.bentobox.bentobox.blueprints.dataobjects.BlueprintBundle;
+import world.bentobox.bentobox.database.objects.Island;
+import world.bentobox.bentobox.util.Util;
+import world.bentobox.bentobox.util.teleport.ClosestSafeSpotTeleport;
+
+
+/**
+ * This class handles player teleportation between dimensions.
+ *
+ * @author tastybento and BONNe
+ */
+public class PlayerTeleportListener extends AbstractTeleportListener implements Listener
+{
+    /**
+     * Instantiates a new Portal teleportation listener.
+     *
+     * @param plugin the plugin
+     */
+    public PlayerTeleportListener(@NonNull BentoBox plugin)
+    {
+        super(plugin);
+    }
+
+
+// ---------------------------------------------------------------------
+// Section: Listeners
+// ---------------------------------------------------------------------
+
+
+    /**
+     * This listener checks player portal events and triggers appropriate methods to transfer
+     * players to the correct location in other dimension.
+     *
+     * This event is triggered when player is about to being teleported because of contact with the
+     * nether portal or end gateway portal (exit portal triggers respawn).
+     *
+     * This event is not called if nether/end is disabled in server settings.
+     *
+     * @param event the player portal event.
+     */
+    @EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
+    public void onPlayerPortalEvent(PlayerPortalEvent event)
+    {
+        switch (event.getCause())
+        {
+            case NETHER_PORTAL -> this.portalProcess(event, World.Environment.NETHER);
+            case END_PORTAL, END_GATEWAY -> this.portalProcess(event, World.Environment.THE_END);
+        }
+    }
+
+
+    /**
+     * Fires the event if nether or end is disabled at the system level
+     *
+     * @param event - EntityPortalEnterEvent
+     */
+    @EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
+    public void onPlayerPortal(EntityPortalEnterEvent event)
+    {
+        if (!EntityType.PLAYER.equals(event.getEntity().getType()))
+        {
+            // This handles only players.
+            return;
+        }
+
+        Entity entity = event.getEntity();
+        Material type = event.getLocation().getBlock().getType();
+        UUID uuid = entity.getUniqueId();
+
+        if (this.inPortal.contains(uuid) ||
+            !this.plugin.getIWM().inWorld(Util.getWorld(event.getLocation().getWorld())))
+        {
+            return;
+        }
+
+        this.inPortal.add(uuid);
+        // Add original world for respawning.
+        this.teleportOrigin.put(uuid, event.getLocation().getWorld());
+
+        if (!Bukkit.getAllowNether() && type.equals(Material.NETHER_PORTAL))
+        {
+            // Schedule a time
+            Bukkit.getScheduler().runTaskLater(this.plugin, () ->
+            {
+                // Check again if still in portal
+                if (this.inPortal.contains(uuid))
+                {
+                    // Create new PlayerPortalEvent
+                    PlayerPortalEvent en = new PlayerPortalEvent((Player) entity,
+                        event.getLocation(),
+                        null,
+                        PlayerTeleportEvent.TeleportCause.NETHER_PORTAL,
+                        0,
+                        false,
+                        0);
+
+                    this.portalProcess(en, World.Environment.NETHER);
+                }
+            }, 40);
+            return;
+        }
+
+        // End portals are instant transfer
+        if (!Bukkit.getAllowEnd() && (type.equals(Material.END_PORTAL) || type.equals(Material.END_GATEWAY)))
+        {
+            // Create new PlayerPortalEvent
+            PlayerPortalEvent en = new PlayerPortalEvent((Player) entity,
+                event.getLocation(),
+                null,
+                type.equals(Material.END_PORTAL) ? PlayerTeleportEvent.TeleportCause.END_PORTAL : PlayerTeleportEvent.TeleportCause.END_GATEWAY,
+                0,
+                false,
+                0);
+
+            this.portalProcess(en, World.Environment.THE_END);
+        }
+    }
+
+
+    /**
+     * Remove inPortal flag only when player exits the portal
+     *
+     * @param event player move event
+     */
+    @EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
+    public void onExitPortal(PlayerMoveEvent event)
+    {
+        if (!this.inPortal.contains(event.getPlayer().getUniqueId()))
+        {
+            return;
+        }
+
+        if (event.getTo() != null && !event.getTo().getBlock().getType().equals(Material.NETHER_PORTAL))
+        {
+            // Player exits nether portal.
+            this.inPortal.remove(event.getPlayer().getUniqueId());
+            this.inTeleport.remove(event.getPlayer().getUniqueId());
+            this.teleportOrigin.remove(event.getPlayer().getUniqueId());
+        }
+    }
+
+
+    /**
+     * Player respawn event is triggered when player enters exit portal at the end.
+     * This will take over respawn mechanism and place player on island.
+     * @param event player respawn event
+     */
+    @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
+    public void onPlayerExitPortal(PlayerRespawnEvent event)
+    {
+        if (!this.teleportOrigin.containsKey(event.getPlayer().getUniqueId()))
+        {
+            // Player is already processed.
+            return;
+        }
+
+        World fromWorld = this.teleportOrigin.get(event.getPlayer().getUniqueId());
+        World overWorld = Util.getWorld(fromWorld);
+
+        if (overWorld == null || !this.plugin.getIWM().inWorld(overWorld))
+        {
+            // Not teleporting from/to bentobox worlds.
+            return;
+        }
+
+        this.getIsland(overWorld, event.getPlayer()).ifPresentOrElse(island -> {
+            if (!island.onIsland(event.getRespawnLocation()))
+            {
+                // If respawn location is outside island protection range, change location to the
+                // spawn in overworld or home location.
+                Location location = island.getSpawnPoint(World.Environment.NORMAL);
+
+                if (location == null)
+                {
+                    // No spawn point. Rare thing. Well, use island protection center.
+                    location = island.getProtectionCenter();
+                }
+
+                event.setRespawnLocation(location);
+            }
+        },
+        () -> {
+            // Player does not an island. Try to get spawn island, and if that fails, use world spawn point.
+            // If spawn point is not safe, do nothing. Let server handle it.
+
+            Location spawnLocation = this.getSpawnLocation(overWorld);
+
+            if (spawnLocation != null)
+            {
+                event.setRespawnLocation(spawnLocation);
+            }
+        });
+    }
+
+
+
+// ---------------------------------------------------------------------
+// Section: Processors
+// ---------------------------------------------------------------------
+
+
+    /**
+     * This method process player teleportation to new dimension.
+     * @param event Event that triggers teleportation.
+     * @param environment Environment of portal type.
+     */
+    private void portalProcess(PlayerPortalEvent event, World.Environment environment)
+    {
+        World fromWorld = event.getFrom().getWorld();
+        World overWorld = Util.getWorld(fromWorld);
+
+        if (overWorld == null || !this.plugin.getIWM().inWorld(overWorld))
+        {
+            // Not teleporting from/to bentobox worlds.
+            return;
+        }
+
+        if (!this.isAllowedInConfig(overWorld, environment))
+        {
+            // World is disabled in config. Do not teleport player.
+            event.setCancelled(true);
+            return;
+        }
+
+        if (!this.isAllowedOnServer(environment))
+        {
+            // World is disabled in bukkit. Event is not triggered, but cancel by chance.
+            event.setCancelled(true);
+        }
+
+        if (this.inTeleport.contains(event.getPlayer().getUniqueId()))
+        {
+            // Player is already in teleportation.
+            return;
+        }
+
+        this.inTeleport.add(event.getPlayer().getUniqueId());
+
+        if (fromWorld.equals(overWorld) && !this.isIslandWorld(overWorld, environment))
+        {
+            // This is not island world. Use standard nether or end world teleportation.
+            this.handleToStandardNetherOrEnd(event, overWorld, environment);
+            return;
+        }
+
+        if (!fromWorld.equals(overWorld) && !this.isIslandWorld(overWorld, environment))
+        {
+            // If entering a portal in the other world, teleport to a portal in overworld if
+            // there is one
+            this.handleFromStandardNetherOrEnd(event, overWorld, environment);
+            return;
+        }
+
+        // To the nether/end or overworld.
+        World toWorld = !fromWorld.getEnvironment().equals(environment) ?
+            this.getNetherEndWorld(overWorld, environment) : overWorld;
+
+        // Set whether portals should be created or not
+        event.setCanCreatePortal(this.isMakePortals(overWorld, environment));
+        // Default 16 is will always end up placing portal as close to X/8 coordinate as possible.
+        // In most situations, 2 block value should be enough... I hope.
+        event.setCreationRadius(2);
+
+        // Set the destination location
+        // If portals cannot be created, then destination is the spawn point, otherwise it's the vector
+        event.setTo(this.calculateLocation(event.getFrom(), fromWorld, toWorld, environment, event.getCanCreatePortal()));
+
+        // Find the distance from edge of island's protection and set the search radius
+        this.getIsland(event.getTo()).ifPresent(island ->
+            event.setSearchRadius(this.calculateSearchRadius(event.getTo(), island)));
+
+        // Check if there is an island there or not
+        if (this.isPastingMissingIslands(overWorld) &&
+            this.isAllowedInConfig(overWorld, environment) &&
+            this.isIslandWorld(overWorld, environment) &&
+            this.getNetherEndWorld(overWorld, environment) != null &&
+            this.getIsland(event.getTo()).
+                filter(island -> !this.hasPartnerIsland(island, environment)).
+                map(island -> {
+                    event.setCancelled(true);
+                    this.pasteNewIsland(event.getPlayer(), event.getTo(), island, environment);
+                    return true;
+                }).
+                orElse(false))
+        {
+            // If there is no island, then processor already created island. Nothing to do more.
+            return;
+        }
+
+        if (!event.isCancelled() && event.getCanCreatePortal())
+        {
+            // Let the server teleport
+            return;
+        }
+
+        if (environment.equals(World.Environment.THE_END))
+        {
+            // Prevent death from hitting the ground while calculating location.
+            event.getPlayer().setVelocity(new Vector(0,0,0));
+            event.getPlayer().setFallDistance(0);
+        }
+
+        // If we do not generate portals, teleportation should happen manually with safe spot builder.
+        // Otherwise, we could end up with situations when player is placed in mid air, if teleportation
+        // is done instantly.
+        // Our safe spot task is triggered in next tick, however, end teleportation happens in the same tick.
+        // It is placed outside THE_END check, as technically it could happen with the nether portal too.
+
+        // If there is a portal to go to already, then the player will go there
+        Bukkit.getScheduler().runTask(this.plugin, () -> {
+            if (!event.getPlayer().getWorld().equals(toWorld))
+            {
+                // Else manually teleport entity
+                ClosestSafeSpotTeleport.builder(this.plugin).
+                    entity(event.getPlayer()).
+                    location(event.getTo()).
+                    portal().
+                    successRunnable(() -> {
+                        // Reset velocity just in case.
+                        event.getPlayer().setVelocity(new Vector(0,0,0));
+                        event.getPlayer().setFallDistance(0);
+                    }).
+                    build();
+            }
+        });
+    }
+
+
+    /**
+     * Handle teleport from or to standard nether or end
+     * @param event - PlayerPortalEvent
+     * @param overWorld - over world
+     * @param environment - environment involved
+     */
+    private void handleToStandardNetherOrEnd(PlayerPortalEvent event,
+        World overWorld,
+        World.Environment environment)
+    {
+        World toWorld = Objects.requireNonNull(this.getNetherEndWorld(overWorld, environment));
+        Location spawnPoint = toWorld.getSpawnLocation();
+
+        // If going to the nether and nether portals are active then just teleport to approx location
+        if (environment.equals(World.Environment.NETHER) &&
+            this.plugin.getIWM().getWorldSettings(overWorld).isMakeNetherPortals())
+        {
+            spawnPoint = event.getFrom().toVector().toLocation(toWorld);
+        }
+
+        // If spawn is set as 0,63,0 in the End then move it to 100, 50 ,0.
+        if (environment.equals(World.Environment.THE_END) && spawnPoint.getBlockX() == 0 && spawnPoint.getBlockZ() == 0)
+        {
+            // Set to the default end spawn
+            spawnPoint = new Location(toWorld, 100, 50, 0);
+            toWorld.setSpawnLocation(100, 50, 0);
+        }
+
+        if (this.isAllowedOnServer(environment))
+        {
+            // To Standard Nether or end
+            event.setTo(spawnPoint);
+        }
+        else
+        {
+            // Teleport to standard nether or end
+            ClosestSafeSpotTeleport.builder(this.plugin).
+                entity(event.getPlayer()).
+                location(spawnPoint).
+                portal().
+                build();
+        }
+    }
+
+
+    /**
+     * Handle teleport from or to standard nether or end (end is not possible because EXIT PORTAL triggers RESPAWN event)
+     * @param event - PlayerPortalEvent
+     * @param overWorld - over world
+     * @param environment - environment involved
+     */
+    private void handleFromStandardNetherOrEnd(PlayerPortalEvent event, World overWorld, World.Environment environment)
+    {
+        if (environment.equals(World.Environment.NETHER) &&
+            this.plugin.getIWM().getWorldSettings(overWorld).isMakeNetherPortals())
+        {
+            // Set to location directly to the from location.
+            event.setTo(event.getFrom().toVector().toLocation(overWorld));
+
+            // Update portal search radius.
+            this.getIsland(event.getTo()).ifPresent(island ->
+                event.setSearchRadius(this.calculateSearchRadius(event.getTo(), island)));
+
+            event.setCanCreatePortal(true);
+            // event.setCreationRadius(16); 16 is default creation radius.
+        }
+        else
+        {
+            // Cannot be portal. Should recalculate position.
+            // TODO: Currently, it is always spawn location. However, default home must be assigned.
+            Location toLocation = this.getIsland(overWorld, event.getPlayer()).
+                map(island -> island.getSpawnPoint(World.Environment.NORMAL)).
+                orElseGet(() -> {
+                    // If player do not have island, try spawn.
+                    Location spawnLocation = this.getSpawnLocation(overWorld);
+                    return spawnLocation == null ?
+                        event.getFrom().toVector().toLocation(overWorld) :
+                        spawnLocation;
+                });
+
+            event.setTo(toLocation);
+        }
+
+        if (!this.isAllowedOnServer(environment))
+        {
+            // Custom portal handling.
+            event.setCancelled(true);
+
+            // Teleport to standard nether or end
+            ClosestSafeSpotTeleport.builder(this.plugin).
+                entity(event.getPlayer()).
+                location(event.getTo()).
+                portal().
+                build();
+        }
+    }
+
+
+    /**
+     * Pastes the default nether or end island and teleports the player to the island's spawn point
+     * @param player - player to teleport after pasting
+     * @param to - the fallback location if a spawn point is not part of the blueprint
+     * @param island - the island
+     * @param environment - NETHER or THE_END
+     */
+    private void pasteNewIsland(Player player,
+        Location to,
+        Island island,
+        World.Environment environment)
+    {
+        // Paste then teleport player
+        this.plugin.getIWM().getAddon(island.getWorld()).ifPresent(addon ->
+        {
+            // Get the default bundle's nether or end blueprint
+            BlueprintBundle blueprintBundle = plugin.getBlueprintsManager().getDefaultBlueprintBundle(addon);
+
+            if (blueprintBundle != null)
+            {
+                Blueprint bluePrint = this.plugin.getBlueprintsManager().getBlueprints(addon).
+                    get(blueprintBundle.getBlueprint(environment));
+
+                if (bluePrint != null)
+                {
+                    new BlueprintPaster(this.plugin, bluePrint, to.getWorld(), island).
+                        paste().
+                        thenAccept(state -> ClosestSafeSpotTeleport.builder(this.plugin).
+                            entity(player).
+                            location(island.getSpawnPoint(environment) == null ? to : island.getSpawnPoint(environment)).
+                            portal().
+                            build());
+                }
+                else
+                {
+                    this.plugin.logError("Could not paste default island in nether or end. " +
+                        "Is there a nether-island or end-island blueprint?");
+                }
+            }
+        });
+    }
+}

src/main/java/world/bentobox/bentobox/lists/Flags.java

@@ -1,5 +1,6 @@
 package world.bentobox.bentobox.lists;
 
+import com.google.common.base.Enums;
 import java.util.Arrays;
 import java.util.List;
 import java.util.stream.Collectors;
@@ -13,57 +14,11 @@ import world.bentobox.bentobox.api.flags.clicklisteners.CycleClick;
 import world.bentobox.bentobox.listeners.flags.clicklisteners.CommandRankClickListener;
 import world.bentobox.bentobox.listeners.flags.clicklisteners.GeoLimitClickListener;
 import world.bentobox.bentobox.listeners.flags.clicklisteners.MobLimitClickListener;
-import world.bentobox.bentobox.listeners.flags.protection.BlockInteractionListener;
+import world.bentobox.bentobox.listeners.flags.protection.*;
-import world.bentobox.bentobox.listeners.flags.protection.BreakBlocksListener;
-import world.bentobox.bentobox.listeners.flags.protection.BreedingListener;
-import world.bentobox.bentobox.listeners.flags.protection.BucketListener;
-import world.bentobox.bentobox.listeners.flags.protection.DyeListener;
-import world.bentobox.bentobox.listeners.flags.protection.EggListener;
-import world.bentobox.bentobox.listeners.flags.protection.ElytraListener;
-import world.bentobox.bentobox.listeners.flags.protection.EntityInteractListener;
-import world.bentobox.bentobox.listeners.flags.protection.ExperiencePickupListener;
-import world.bentobox.bentobox.listeners.flags.protection.FireListener;
-import world.bentobox.bentobox.listeners.flags.protection.HurtingListener;
-import world.bentobox.bentobox.listeners.flags.protection.InventoryListener;
-import world.bentobox.bentobox.listeners.flags.protection.ItemDropPickUpListener;
-import world.bentobox.bentobox.listeners.flags.protection.LeashListener;
-import world.bentobox.bentobox.listeners.flags.protection.LecternListener;
-import world.bentobox.bentobox.listeners.flags.protection.LockAndBanListener;
-import world.bentobox.bentobox.listeners.flags.protection.PaperExperiencePickupListener;
-import world.bentobox.bentobox.listeners.flags.protection.PhysicalInteractionListener;
-import world.bentobox.bentobox.listeners.flags.protection.PlaceBlocksListener;
-import world.bentobox.bentobox.listeners.flags.protection.PortalListener;
-import world.bentobox.bentobox.listeners.flags.protection.ShearingListener;
-import world.bentobox.bentobox.listeners.flags.protection.TNTListener;
-import world.bentobox.bentobox.listeners.flags.protection.TeleportationListener;
-import world.bentobox.bentobox.listeners.flags.protection.ThrowingListener;
 import world.bentobox.bentobox.listeners.flags.settings.DecayListener;
 import world.bentobox.bentobox.listeners.flags.settings.MobSpawnListener;
 import world.bentobox.bentobox.listeners.flags.settings.PVPListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.ChestDamageListener;
+import world.bentobox.bentobox.listeners.flags.worldsettings.*;
-import world.bentobox.bentobox.listeners.flags.worldsettings.CleanSuperFlatListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.CoarseDirtTillingListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.CreeperListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.EnderChestListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.EndermanListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.EnterExitListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.GeoLimitMobsListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.InvincibleVisitorsListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.IslandRespawnListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.ItemFrameListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.LimitMobsListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.LiquidsFlowingOutListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.NaturalSpawningOutsideRangeListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.ObsidianScoopingListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.OfflineGrowthListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.OfflineRedstoneListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.PetTeleportListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.PistonPushListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.RemoveMobsListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.SpawnerSpawnEggsListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.TreesGrowingOutsideRangeListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.VisitorKeepInventoryListener;
-import world.bentobox.bentobox.listeners.flags.worldsettings.WitherListener;
 import world.bentobox.bentobox.managers.RanksManager;
 import world.bentobox.bentobox.util.Util;
 
@@ -174,7 +129,10 @@ public final class Flags {
     public static final Flag BOAT = new Flag.Builder("BOAT", Material.OAK_BOAT).mode(Flag.Mode.BASIC).build();
     public static final Flag TRADING = new Flag.Builder("TRADING", Material.EMERALD).defaultSetting(true).mode(Flag.Mode.BASIC).build();
     public static final Flag NAME_TAG = new Flag.Builder("NAME_TAG", Material.NAME_TAG).mode(Flag.Mode.ADVANCED).build();
-
+    /**
+     * @since 1.21
+     */
+    public static final Flag ALLAY = new Flag.Builder("ALLAY", Material.AMETHYST_SHARD).mode(Flag.Mode.ADVANCED).build();
     // Breeding
     public static final Flag BREEDING = new Flag.Builder("BREEDING", Material.CARROT).listener(new BreedingListener()).mode(Flag.Mode.ADVANCED).build();
 
@@ -182,8 +140,16 @@ public final class Flags {
     public static final Flag BUCKET = new Flag.Builder("BUCKET", Material.BUCKET).listener(new BucketListener()).mode(Flag.Mode.BASIC).build();
     public static final Flag COLLECT_LAVA = new Flag.Builder("COLLECT_LAVA", Material.LAVA_BUCKET).build();
     public static final Flag COLLECT_WATER = new Flag.Builder("COLLECT_WATER", Material.WATER_BUCKET).mode(Flag.Mode.ADVANCED).build();
+    /**
+     * @since 1.21
+     */
+    public static final Flag COLLECT_POWDERED_SNOW = new Flag.Builder("COLLECT_POWDERED_SNOW", Material.POWDER_SNOW_BUCKET).mode(Flag.Mode.ADVANCED).build();
     public static final Flag MILKING = new Flag.Builder("MILKING", Material.MILK_BUCKET).mode(Flag.Mode.ADVANCED).build();
     public static final Flag FISH_SCOOPING = new Flag.Builder("FISH_SCOOPING", Material.TROPICAL_FISH_BUCKET).build();
+    /**
+     * @since 1.21
+     */
+    public static final Flag AXOLOTL_SCOOPING = new Flag.Builder("AXOLOTL_SCOOPING", Material.AXOLOTL_BUCKET).build();
 
     // Chorus Fruit and Enderpearls
     public static final Flag CHORUS_FRUIT = new Flag.Builder("CHORUS_FRUIT", Material.CHORUS_FRUIT).listener(new TeleportationListener()).build();
@@ -314,6 +280,32 @@ public final class Flags {
         .clickHandler(new CycleClick("CHANGE_SETTINGS", RanksManager.MEMBER_RANK, RanksManager.OWNER_RANK))
         .mode(Flag.Mode.TOP_ROW).build();
 
+    /**
+     * This flag allows choosing which island member group can activate sculk sensors.
+     * TODO: Enums#getIfPresent is used to support 1.18
+     * @since 1.21.0
+     */
+    public static final Flag SCULK_SENSOR = new Flag.Builder("SCULK_SENSOR", Enums.getIfPresent(Material.class, "SCULK_SENSOR").or(Material.BARRIER)).
+        listener(new SculkSensorListener()).
+        type(Type.PROTECTION).
+        defaultSetting(true).
+        defaultRank(RanksManager.MEMBER_RANK).
+        clickHandler(new CycleClick("SCULK_SENSOR", RanksManager.VISITOR_RANK, RanksManager.MEMBER_RANK)).
+        build();
+
+    /**
+     * This flag allows choosing which island member group can activate sculk shrieker.
+     * TODO: Enums#getIfPresent is used to support 1.18
+     * @since 1.21.0
+     */
+    public static final Flag SCULK_SHRIEKER = new Flag.Builder("SCULK_SHRIEKER", Enums.getIfPresent(Material.class, "SCULK_SHRIEKER").or(Material.BARRIER)).
+        listener(new SculkShriekerListener()).
+        type(Type.PROTECTION).
+        defaultSetting(true).
+        defaultRank(RanksManager.MEMBER_RANK).
+        clickHandler(new CycleClick("SCULK_SHRIEKER", RanksManager.VISITOR_RANK, RanksManager.MEMBER_RANK)).
+        build();
+
     /*
      * Settings flags (not protection flags)
      */
@@ -570,7 +562,21 @@ public final class Flags {
      * @see VisitorKeepInventoryListener
      */
     public static final Flag VISITOR_KEEP_INVENTORY = new Flag.Builder("VISITOR_KEEP_INVENTORY", Material.TOTEM_OF_UNDYING).listener(new VisitorKeepInventoryListener()).type(Type.WORLD_SETTING).defaultSetting(false).build();
-    
+
+    /**
+     * Toggles whether island visitors can trigger to start a raid on another player's island.
+     * @since 1.21.0
+     * @see VisitorsStartingRaidListener
+     */
+    public static final Flag VISITOR_TRIGGER_RAID = new Flag.Builder("VISITOR_TRIGGER_RAID", Material.RAVAGER_SPAWN_EGG).listener(new VisitorsStartingRaidListener()).type(Type.WORLD_SETTING).defaultSetting(true).build();
+
+    /**
+     * Toggles whether entities can teleport between dimensions using portals.
+     * @since 1.21.0
+     * @see world.bentobox.bentobox.listeners.teleports.EntityTeleportListener
+     */
+    public static final Flag ENTITY_PORTAL_TELEPORT = new Flag.Builder("ENTITY_PORTAL_TELEPORT", Material.ENDER_EYE).type(Type.WORLD_SETTING).defaultSetting(false).build();
+
     /**
      * Provides a list of all the Flag instances contained in this class using reflection.
      * Deprecated Flags are ignored.

src/main/java/world/bentobox/bentobox/managers/BlueprintClipboardManager.java

@@ -7,6 +7,7 @@ import java.io.FileOutputStream;
 import java.io.FileReader;
 import java.io.FileWriter;
 import java.io.IOException;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -86,24 +87,24 @@ public class BlueprintClipboardManager {
 
     /**
      * Loads a blueprint
-     * @param fileName - the filename without the suffix
+     * @param fileName - the sanitized filename without the suffix
      * @return the blueprint
      * @throws IOException exception if there's an issue loading or unzipping
      */
     public Blueprint loadBlueprint(String fileName) throws IOException {
-        File zipFile = new File(blueprintFolder, BlueprintsManager.sanitizeFileName(fileName) + BlueprintsManager.BLUEPRINT_SUFFIX);
+        File zipFile = new File(blueprintFolder, fileName + BlueprintsManager.BLUEPRINT_SUFFIX);
         if (!zipFile.exists()) {
             plugin.logError(LOAD_ERROR + zipFile.getName());
             throw new IOException(LOAD_ERROR + zipFile.getName());
         }
         unzip(zipFile.getCanonicalPath());
-        File file = new File(blueprintFolder, BlueprintsManager.sanitizeFileName(fileName));
+        File file = new File(blueprintFolder, fileName);
         if (!file.exists()) {
             plugin.logError(LOAD_ERROR + file.getName());
             throw new IOException(LOAD_ERROR + file.getName() + " temp file");
         }
         Blueprint bp;
-        try (FileReader fr = new FileReader(file)) {
+        try (FileReader fr = new FileReader(file, StandardCharsets.UTF_8)) {
             bp = gson.fromJson(fr, Blueprint.class);
         } catch (Exception e) {
             plugin.logError("Blueprint has JSON error: " + zipFile.getName());
@@ -114,7 +115,7 @@ public class BlueprintClipboardManager {
         if (bp.getBedrock() == null) {
             bp.setBedrock(new Vector(bp.getxSize() / 2, bp.getySize() / 2, bp.getzSize() / 2));
             bp.getBlocks().put(bp.getBedrock(), new BlueprintBlock(Material.BEDROCK.createBlockData().getAsString()));
-            plugin.logWarning("Blueprint " + BlueprintsManager.sanitizeFileName(fileName) + BlueprintsManager.BLUEPRINT_SUFFIX + " had no bedrock block in it so one was added automatically in the center. You should check it.");
+            plugin.logWarning("Blueprint " + fileName + BlueprintsManager.BLUEPRINT_SUFFIX + " had no bedrock block in it so one was added automatically in the center. You should check it.");
         }
         return bp;
     }
@@ -130,7 +131,7 @@ public class BlueprintClipboardManager {
             load(fileName);
         } catch (IOException e1) {
             user.sendMessage("commands.admin.blueprint.could-not-load");
-            plugin.logError("Could not load blueprint file: " + BlueprintsManager.sanitizeFileName(fileName) + BlueprintsManager.BLUEPRINT_SUFFIX + " " + e1.getMessage());
+            plugin.logError("Could not load blueprint file: " + fileName + BlueprintsManager.BLUEPRINT_SUFFIX + " " + e1.getMessage());
             return false;
         }
         user.sendMessage("general.success");
@@ -143,14 +144,20 @@ public class BlueprintClipboardManager {
      * @param newName - new name of this blueprint
      * @return - true if successful, false if error
      */
-    public boolean save(User user, String newName) {
+    public boolean save(User user, String newName, String displayName)
-        if (clipboard.getBlueprint() != null) {
+    {
-            clipboard.getBlueprint().setName(newName);
+        if (this.clipboard.isFull())
-            if (saveBlueprint(clipboard.getBlueprint())) {
+        {
+            this.clipboard.getBlueprint().setName(newName);
+            this.clipboard.getBlueprint().setDisplayName(displayName);
+
+            if (this.saveBlueprint(this.clipboard.getBlueprint()))
+            {
                 user.sendMessage("general.success");
                 return true;
             }
         }
+
         user.sendMessage("commands.admin.blueprint.could-not-save", "[message]", "Could not save temp blueprint file.");
         return false;
     }
@@ -165,9 +172,9 @@ public class BlueprintClipboardManager {
             plugin.logError("Blueprint name was empty - could not save it");
             return false;
         }
-        File file = new File(blueprintFolder, BlueprintsManager.sanitizeFileName(blueprint.getName()));
+        File file = new File(blueprintFolder, blueprint.getName());
         String toStore = gson.toJson(blueprint, Blueprint.class);
-        try (FileWriter fileWriter = new FileWriter(file)) {
+        try (FileWriter fileWriter = new FileWriter(file, StandardCharsets.UTF_8)) {
             fileWriter.write(toStore);
         } catch (IOException e) {
             plugin.logError("Could not save temporary blueprint file: " + file.getName());

src/main/java/world/bentobox/bentobox/managers/BlueprintsManager.java

@@ -1,22 +1,11 @@
 package world.bentobox.bentobox.managers;
 
-import java.io.File;
+import java.io.*;
-import java.io.FileReader;
-import java.io.FileWriter;
-import java.io.IOException;
 import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
-import java.util.ArrayList;
+import java.util.*;
-import java.util.Collections;
-import java.util.EnumMap;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.Set;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.jar.JarFile;
@@ -216,13 +205,24 @@ public class BlueprintsManager {
             bpf.mkdirs();
         }
         boolean loaded = false;
-        File[] bundles = bpf.listFiles((dir, name) -> name.toLowerCase(Locale.ENGLISH).endsWith(BLUEPRINT_BUNDLE_SUFFIX));
+        File[] bundles = bpf.listFiles((dir, name) -> name.endsWith(BLUEPRINT_BUNDLE_SUFFIX));
+
         if (bundles == null || bundles.length == 0) {
             return false;
         }
+
         for (File file : bundles) {
-            try {
+            
-                BlueprintBundle bb = gson.fromJson(new FileReader(file), BlueprintBundle.class);
+            try (FileReader fileReader = new FileReader(file, StandardCharsets.UTF_8))
+            {
+                if (!file.getName().equals(Util.sanitizeInput(file.getName())))
+                {
+                    // fail on all blueprints with incorrect names.
+                    throw new InputMismatchException(file.getName());
+                }
+
+                BlueprintBundle bb = gson.fromJson(fileReader, BlueprintBundle.class);
+
                 if (bb != null) {
                     // Make sure there is no existing bundle with the same uniqueId
                     if (blueprintBundles.get(addon).stream().noneMatch(bundle ->  bundle.getUniqueId().equals(bb.getUniqueId()))) {
@@ -299,13 +299,17 @@ public class BlueprintsManager {
             plugin.logError("There is no blueprint folder for addon " + addon.getDescription().getName());
             bpf.mkdirs();
         }
-        File[] bps = bpf.listFiles((dir, name) -> name.toLowerCase(Locale.ENGLISH).endsWith(BLUEPRINT_SUFFIX));
+        File[] bps = bpf.listFiles((dir, name) -> name.endsWith(BLUEPRINT_SUFFIX));
+
         if (bps == null || bps.length == 0) {
             plugin.logError("No blueprints found for " + addon.getDescription().getName());
             return;
         }
         for (File file : bps) {
-            String fileName = file.getName().substring(0, file.getName().length() - BLUEPRINT_SUFFIX.length());
+
+            // Input sanitization is required for weirdos that edit files manually.
+            String fileName = Util.sanitizeInput(file.getName().substring(0, file.getName().length() - BLUEPRINT_SUFFIX.length()));
+
             try {
                 Blueprint bp = new BlueprintClipboardManager(plugin, bpf).loadBlueprint(fileName);
                 bp.setName(fileName);
@@ -354,9 +358,9 @@ public class BlueprintsManager {
             if (!bpf.exists()) {
                 bpf.mkdirs();
             }
-            File fileName = new File(bpf, sanitizeFileName(bb.getUniqueId()) + BLUEPRINT_BUNDLE_SUFFIX);
+            File fileName = new File(bpf, bb.getUniqueId() + BLUEPRINT_BUNDLE_SUFFIX);
             String toStore = gson.toJson(bb, BlueprintBundle.class);
-            try (FileWriter fileWriter = new FileWriter(fileName)) {
+            try (FileWriter fileWriter = new FileWriter(fileName, StandardCharsets.UTF_8)) {
                 fileWriter.write(toStore);
             } catch (IOException e) {
                 plugin.logError("Could not save blueprint bundle file: " + e.getMessage());
@@ -364,20 +368,6 @@ public class BlueprintsManager {
         });
     }
 
-    /**
-     * Sanitizes a filename as much as possible retaining the original name
-     * @param name - filename to sanitize
-     * @return sanitized name
-     */
-    public static String sanitizeFileName(String name) {
-        return name
-                .chars()
-                .mapToObj(i -> (char) i)
-                .map(c -> Character.isWhitespace(c) ? '_' : c)
-                .filter(c -> Character.isLetterOrDigit(c) || c == '-' || c == '_')
-                .map(String::valueOf)
-                .collect(Collectors.joining());
-    }
 
     /**
      * Saves all the blueprint bundles
@@ -405,26 +395,35 @@ public class BlueprintsManager {
      * @param name name of the Blueprint to delete
      * @since 1.9.0
      */
-    public void deleteBlueprint(GameModeAddon addon, String name) {
+    public void deleteBlueprint(GameModeAddon addon, String name)
-        List<Blueprint> addonBlueprints = blueprints.get(addon);
+    {
+        List<Blueprint> addonBlueprints = this.blueprints.get(addon);
         Iterator<Blueprint> it = addonBlueprints.iterator();
-        while (it.hasNext()) {
-            Blueprint b = it.next();
-            if (b.getName().equalsIgnoreCase(name)) {
-                it.remove();
-                blueprints.put(addon, addonBlueprints);
 
-                File file = new File(getBlueprintsFolder(addon), b.getName() + BLUEPRINT_SUFFIX);
+        while (it.hasNext())
+        {
+            Blueprint b = it.next();
+
+            if (b.getName().equalsIgnoreCase(name))
+            {
+                it.remove();
+
+                File file = new File(this.getBlueprintsFolder(addon), b.getName() + BLUEPRINT_SUFFIX);
+
                 // Delete the file
-                try {
+                try
+                {
                     Files.deleteIfExists(file.toPath());
-                } catch (IOException e) {
+                }
-                    plugin.logError("Could not delete Blueprint " + e.getLocalizedMessage());
+                catch (IOException e)
+                {
+                    this.plugin.logError("Could not delete Blueprint " + e.getLocalizedMessage());
                 }
             }
         }
     }
 
+
     /**
      * Paste the islands to world
      *
@@ -450,7 +449,7 @@ public class BlueprintsManager {
             plugin.logError("Tried to paste '" + name + "' but the bundle is not loaded!");
             return false;
         }
-        BlueprintBundle bb = getBlueprintBundles(addon).get(name.toLowerCase(Locale.ENGLISH));
+        BlueprintBundle bb = getBlueprintBundles(addon).get(name.toLowerCase());
         if (!blueprints.containsKey(addon) || blueprints.get(addon).isEmpty()) {
             plugin.logError("No blueprints loaded for bundle '" + name + "'!");
             return false;
@@ -467,7 +466,7 @@ public class BlueprintsManager {
         // Paste
         if (bp != null) {
             new BlueprintPaster(plugin, bp, addon.getOverWorld(), island).paste().thenAccept(b -> pasteNether(addon, bb, island).thenAccept(b2 ->
-            pasteEnd(addon, bb, island).thenAccept(b3 -> Bukkit.getScheduler().runTask(plugin, task))));
+            pasteEnd(addon, bb, island).thenAccept(message -> sendMessage(island)).thenAccept(b3 -> Bukkit.getScheduler().runTask(plugin, task))));
         }
         return true;
 
@@ -500,6 +499,18 @@ public class BlueprintsManager {
         return CompletableFuture.completedFuture(false);
     }
 
+
+    /**
+     * This method just sends a message to the island owner that island creating is completed.
+     * @param island Island which owner must receive a message.
+     */
+    private void sendMessage(Island island) {
+        if (island != null && island.getOwner() != null) {
+            final Optional<User> owner = Optional.of(island).map(i -> User.getInstance(i.getOwner()));
+            owner.ifPresent(user -> user.sendMessage("commands.island.create.pasting.done"));
+        }
+    }
+
     /**
      * Validate if the bundle name is valid or not
      *
@@ -511,7 +522,7 @@ public class BlueprintsManager {
         if (name == null) {
             return null;
         }
-        if (blueprintBundles.containsKey(addon) && getBlueprintBundles(addon).containsKey(name.toLowerCase(Locale.ENGLISH))) {
+        if (blueprintBundles.containsKey(addon) && getBlueprintBundles(addon).containsKey(name)) {
             return name;
         }
         return null;
@@ -543,7 +554,7 @@ public class BlueprintsManager {
         // Permission
         String permission = addon.getPermissionPrefix() + "island.create." + name;
         // Get Blueprint bundle
-        BlueprintBundle bb = getBlueprintBundles((GameModeAddon) addon).get(name.toLowerCase(Locale.ENGLISH));
+        BlueprintBundle bb = getBlueprintBundles((GameModeAddon) addon).get(name.toLowerCase());
         if (bb == null || (bb.isRequirePermission() && !name.equals(DEFAULT_BUNDLE_NAME) && !user.hasPermission(permission))) {
             user.sendMessage("general.errors.no-permission", TextVariables.PERMISSION, permission);
             return false;
@@ -562,7 +573,7 @@ public class BlueprintsManager {
             blueprintBundles.get(addon).removeIf(k -> k.getUniqueId().equals(bb.getUniqueId()));
         }
         File bpf = getBlueprintsFolder(addon);
-        File fileName = new File(bpf, sanitizeFileName(bb.getUniqueId()) + BLUEPRINT_BUNDLE_SUFFIX);
+        File fileName = new File(bpf, bb.getUniqueId() + BLUEPRINT_BUNDLE_SUFFIX);
         try {
             Files.deleteIfExists(fileName.toPath());
         } catch (IOException e) {
@@ -576,25 +587,39 @@ public class BlueprintsManager {
      * @param addon - Game Mode Addon
      * @param bp    - blueprint
      * @param name  - new name
+     * @param displayName - display name for blueprint
      */
-    public void renameBlueprint(GameModeAddon addon, Blueprint bp, String name) {
+    public void renameBlueprint(GameModeAddon addon, Blueprint bp, String name, String displayName)
-        if (bp.getName().equalsIgnoreCase(name)) {
+    {
+        if (bp.getName().equalsIgnoreCase(name))
+        {
             // If the name is the same, do not do anything
             return;
         }
-        File bpf = getBlueprintsFolder(addon);
-        // Get the filename
-        File fileName = new File(bpf, sanitizeFileName(bp.getName()) + BLUEPRINT_SUFFIX);
-        // Delete the old file
-        try {
-            Files.deleteIfExists(fileName.toPath());
-        } catch (IOException e) {
-            plugin.logError("Could not delete old Blueprint " + e.getLocalizedMessage());
-        }
-        // Set new name
-        bp.setName(name.toLowerCase(Locale.ENGLISH));
-        // Save it
-        saveBlueprint(addon, bp);
-    }
 
+        File bpf = this.getBlueprintsFolder(addon);
+        // Get the filename
+        File fileName = new File(bpf, bp.getName() + BLUEPRINT_SUFFIX);
+        // Delete the old file
+
+        try
+        {
+            Files.deleteIfExists(fileName.toPath());
+        }
+        catch (IOException e)
+        {
+            this.plugin.logError("Could not delete old Blueprint " + e.getLocalizedMessage());
+        }
+
+        // Remove blueprint from the blueprints.
+        this.blueprints.get(addon).remove(bp);
+
+        // Set new name
+        bp.setName(name);
+        bp.setDisplayName(displayName);
+
+        // Save it
+        this.saveBlueprint(addon, bp);
+        this.addBlueprint(addon, bp);
+    }
 }

src/main/java/world/bentobox/bentobox/managers/IslandWorldManager.java

@@ -171,10 +171,13 @@ public class IslandWorldManager {
         }
 
         // Set default island settings
-        plugin.getFlagsManager().getFlags().stream().filter(f -> f.getType().equals(Flag.Type.PROTECTION))
+        plugin.getFlagsManager().getFlags().stream().
-        .forEach(f -> settings.getDefaultIslandFlags().putIfAbsent(f, f.getDefaultRank()));
+            filter(f -> f.getType().equals(Flag.Type.PROTECTION)).
-        plugin.getFlagsManager().getFlags().stream().filter(f -> f.getType().equals(Flag.Type.SETTING))
+            forEach(f -> settings.getDefaultIslandFlagNames().putIfAbsent(f.getID(), f.getDefaultRank()));
-        .forEach(f -> settings.getDefaultIslandSettings().putIfAbsent(f, f.getDefaultRank()));
+        plugin.getFlagsManager().getFlags().stream().
+            filter(f -> f.getType().equals(Flag.Type.SETTING)).
+            forEach(f -> settings.getDefaultIslandSettingNames().putIfAbsent(f.getID(), f.getDefaultRank()));
+
         Bukkit.getScheduler().runTask(plugin, () -> {
             // Set world difficulty
             Difficulty diff = settings.getDifficulty();
@@ -229,13 +232,13 @@ public class IslandWorldManager {
     }
 
     /**
-     * Value will always be greater than 0 and less than the world's max height.
+     * Value will always be greater than the world's min height and less than the world's max height.
      * @return the islandHeight
      */
     public int getIslandHeight(@NonNull World world) {
         if (gameModes.containsKey(world) && world.getMaxHeight() > 0) {
             return Math.min(world.getMaxHeight() - 1,
-                    Math.max(0, gameModes.get(world).getWorldSettings().getIslandHeight()));
+                    Math.max(world.getMinHeight(), gameModes.get(world).getWorldSettings().getIslandHeight()));
         }
         return 0;
     }
@@ -477,7 +480,9 @@ public class IslandWorldManager {
      * @return Friendly name or world name if world is not a game world
      */
     public String getFriendlyName(@NonNull World world) {
-        return gameModes.containsKey(world) ? gameModes.get(world).getWorldSettings().getFriendlyName() : world.getName();
+        return gameModes.containsKey(world) ?
+            gameModes.get(world).getWorldSettings().getFriendlyName() :
+            world.getName();
     }
 
     /**
@@ -699,8 +704,11 @@ public class IslandWorldManager {
      * @param world - world
      * @return default rank settings for new islands.
      */
-    public Map<Flag, Integer> getDefaultIslandFlags(@NonNull World world) {
+    public Map<Flag, Integer> getDefaultIslandFlags(@NonNull World world)
-        return gameModes.containsKey(world) ? gameModes.get(world).getWorldSettings().getDefaultIslandFlags() : Collections.emptyMap();
+    {
+        return this.gameModes.containsKey(world) ?
+            this.convertToFlags(this.gameModes.get(world).getWorldSettings().getDefaultIslandFlagNames()) :
+            Collections.emptyMap();
     }
 
     /**
@@ -715,12 +723,14 @@ public class IslandWorldManager {
     /**
      * Return island setting defaults for world
      *
-     * @param world
+     * @param world - world
-     *            - world
      * @return default settings for new islands
      */
-    public Map<Flag, Integer> getDefaultIslandSettings(@NonNull World world) {
+    public Map<Flag, Integer> getDefaultIslandSettings(@NonNull World world)
-        return gameModes.containsKey(world) ? gameModes.get(world).getWorldSettings().getDefaultIslandSettings() : Collections.emptyMap();
+    {
+        return this.gameModes.containsKey(world) ?
+            this.convertToFlags(this.gameModes.get(world).getWorldSettings().getDefaultIslandSettingNames()) :
+            Collections.emptyMap();
     }
 
     public boolean isUseOwnGenerator(@NonNull World world) {
@@ -921,4 +931,18 @@ public class IslandWorldManager {
         return gameModes.containsKey(world) && gameModes.get(world).getWorldSettings().isTeleportPlayerToIslandUponIslandCreation();
     }
 
+
+    /**
+     * This method migrates Map of String, Integer to Map of Flag, Integer.
+     * @param flagNamesMap Map that contains flag names to their values.
+     * @return Flag objects to their values.
+     * @since 1.21
+     */
+    private Map<Flag, Integer> convertToFlags(Map<String, Integer> flagNamesMap)
+    {
+        Map<Flag, Integer> flagMap = new HashMap<>();
+        flagNamesMap.forEach((key, value) ->
+            this.plugin.getFlagsManager().getFlag(key).ifPresent(flag -> flagMap.put(flag, value)));
+        return flagMap;
+    }
 }

src/main/java/world/bentobox/bentobox/managers/IslandsManager.java

@@ -1333,7 +1333,7 @@ public class IslandsManager {
                 } else {
                     // Successful load
                     // Clean any null flags out of the island - these can occur for various reasons
-                    island.getFlags().keySet().removeIf(f -> f.getID().startsWith("NULL_FLAG"));
+                    island.getFlags().keySet().removeIf(f -> f.startsWith("NULL_FLAG"));
                 }
             }
 

src/main/java/world/bentobox/bentobox/nms/NMSAbstraction.java

@@ -1,49 +0,0 @@
-package world.bentobox.bentobox.nms;
-
-import org.bukkit.Chunk;
-import org.bukkit.block.data.BlockData;
-import org.bukkit.generator.ChunkGenerator;
-import org.bukkit.util.BoundingBox;
-
-public interface NMSAbstraction {
-    /**
-     * Copy the chunk data and biome grid to the given chunk.
-     * @param chunk - chunk to copy to
-     * @param chunkData - chunk data to copy
-     * @param biomeGrid - biome grid to copy to
-     * @param limitBox - bounding box to limit the copying
-     */
-    default void copyChunkDataToChunk(Chunk chunk, ChunkGenerator.ChunkData chunkData, ChunkGenerator.BiomeGrid biomeGrid, BoundingBox limitBox) {
-        double baseX = chunk.getX() << 4;
-        double baseZ = chunk.getZ() << 4;
-        int minHeight = chunk.getWorld().getMinHeight();
-        int maxHeight = chunk.getWorld().getMaxHeight();
-        for (int x = 0; x < 16; x++) {
-            for (int z = 0; z < 16; z++) {
-                if (!limitBox.contains(baseX + x, 0, baseZ + z)) {
-                    continue;
-                }
-                for (int y = minHeight; y < maxHeight; y++) {
-                    setBlockInNativeChunk(chunk, x, y, z, chunkData.getBlockData(x, y, z), false);
-                    // 3D biomes, 4 blocks separated
-                    if (x % 4 == 0 && y % 4 == 0 && z % 4 == 0) {
-                        chunk.getBlock(x, y, z).setBiome(biomeGrid.getBiome(x, y, z));
-                    }
-                }
-            }
-        }
-    }
-
-    /**
-     * Update the low-level chunk information for the given block to the new block ID and data.  This
-     * change will not be propagated to clients until the chunk is refreshed to them.
-     * @param chunk - chunk to be changed
-     * @param x - x coordinate within chunk 0 - 15
-     * @param y - y coordinate within chunk 0 - world height, e.g. 255
-     * @param z - z coordinate within chunk 0 - 15
-     * @param blockData - block data to set the block
-     * @param applyPhysics - apply physics or not
-     */
-    void setBlockInNativeChunk(Chunk chunk, int x, int y, int z, BlockData blockData, boolean applyPhysics);
-
-}

src/main/java/world/bentobox/bentobox/nms/PasteHandler.java

@@ -0,0 +1,36 @@
+package world.bentobox.bentobox.nms;
+
+import org.bukkit.Location;
+import org.bukkit.World;
+import world.bentobox.bentobox.blueprints.dataobjects.BlueprintBlock;
+import world.bentobox.bentobox.blueprints.dataobjects.BlueprintEntity;
+import world.bentobox.bentobox.database.objects.Island;
+
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+
+/**
+ * A helper class for {@link world.bentobox.bentobox.blueprints.BlueprintPaster}
+ */
+public interface PasteHandler {
+    /**
+     * Create a future to paste the blocks
+     *
+     * @param island   the island
+     * @param world    the world
+     * @param blockMap the block map
+     * @return the future
+     */
+    CompletableFuture<Void> pasteBlocks(Island island, World world, Map<Location, BlueprintBlock> blockMap);
+
+    /**
+     * Create a future to paste the entities
+     *
+     * @param island    the island
+     * @param world     the world
+     * @param entityMap the entities map
+     * @return the future
+     */
+    CompletableFuture<Void> pasteEntities(Island island, World world, Map<Location, List<BlueprintEntity>> entityMap);
+}

src/main/java/world/bentobox/bentobox/nms/SimpleWorldRegenerator.java

@@ -0,0 +1,137 @@
+package world.bentobox.bentobox.nms;
+
+import io.papermc.lib.PaperLib;
+import org.bukkit.Chunk;
+import org.bukkit.World;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.Player;
+import org.bukkit.generator.ChunkGenerator;
+import org.bukkit.inventory.InventoryHolder;
+import org.bukkit.scheduler.BukkitRunnable;
+import org.bukkit.util.BoundingBox;
+import world.bentobox.bentobox.BentoBox;
+import world.bentobox.bentobox.api.addons.GameModeAddon;
+import world.bentobox.bentobox.database.objects.IslandDeletion;
+import world.bentobox.bentobox.util.MyBiomeGrid;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Random;
+import java.util.concurrent.CompletableFuture;
+
+public abstract class SimpleWorldRegenerator implements WorldRegenerator {
+    private final BentoBox plugin;
+
+    protected SimpleWorldRegenerator() {
+        this.plugin = BentoBox.getInstance();
+    }
+
+    /**
+     * Update the low-level chunk information for the given block to the new block ID and data.  This
+     * change will not be propagated to clients until the chunk is refreshed to them.
+     *
+     * @param chunk        - chunk to be changed
+     * @param x            - x coordinate within chunk 0 - 15
+     * @param y            - y coordinate within chunk 0 - world height, e.g. 255
+     * @param z            - z coordinate within chunk 0 - 15
+     * @param blockData    - block data to set the block
+     * @param applyPhysics - apply physics or not
+     */
+    protected abstract void setBlockInNativeChunk(Chunk chunk, int x, int y, int z, BlockData blockData, boolean applyPhysics);
+
+    @Override
+    public CompletableFuture<Void> regenerate(GameModeAddon gm, IslandDeletion di, World world) {
+        CompletableFuture<Void> bigFuture = new CompletableFuture<>();
+        new BukkitRunnable() {
+            private int chunkX = di.getMinXChunk();
+            private int chunkZ = di.getMinZChunk();
+            CompletableFuture<Void> currentTask = CompletableFuture.completedFuture(null);
+
+            @Override
+            public void run() {
+                if (!currentTask.isDone()) return;
+                if (isEnded(chunkX)) {
+                    cancel();
+                    bigFuture.complete(null);
+                    return;
+                }
+                List<CompletableFuture<Void>> newTasks = new ArrayList<>();
+                for (int i = 0; i < plugin.getSettings().getDeleteSpeed(); i++) {
+                    if (isEnded(chunkX)) {
+                        break;
+                    }
+                    final int x = chunkX;
+                    final int z = chunkZ;
+                    newTasks.add(regenerateChunk(gm, di, world, x, z));
+                    chunkZ++;
+                    if (chunkZ > di.getMaxZChunk()) {
+                        chunkZ = di.getMinZChunk();
+                        chunkX++;
+                    }
+                }
+                currentTask = CompletableFuture.allOf(newTasks.toArray(new CompletableFuture[0]));
+            }
+
+            private boolean isEnded(int chunkX) {
+                return chunkX > di.getMaxXChunk();
+            }
+        }.runTaskTimer(plugin, 0L, 20L);
+        return bigFuture;
+    }
+
+    @SuppressWarnings("deprecation")
+    private CompletableFuture<Void> regenerateChunk(GameModeAddon gm, IslandDeletion di, World world, int chunkX, int chunkZ) {
+        CompletableFuture<Chunk> chunkFuture = PaperLib.getChunkAtAsync(world, chunkX, chunkZ);
+        CompletableFuture<Void> invFuture = chunkFuture.thenAccept(chunk ->
+                Arrays.stream(chunk.getTileEntities()).filter(InventoryHolder.class::isInstance)
+                        .filter(te -> di.inBounds(te.getLocation().getBlockX(), te.getLocation().getBlockZ()))
+                        .forEach(te -> ((InventoryHolder) te).getInventory().clear())
+        );
+        CompletableFuture<Void> entitiesFuture = chunkFuture.thenAccept(chunk -> {
+            for (Entity e : chunk.getEntities()) {
+                if (!(e instanceof Player)) {
+                    e.remove();
+                }
+            }
+        });
+        CompletableFuture<Chunk> copyFuture = chunkFuture.thenApply(chunk -> {
+            // Reset blocks
+            MyBiomeGrid grid = new MyBiomeGrid(chunk.getWorld().getEnvironment());
+            ChunkGenerator cg = gm.getDefaultWorldGenerator(chunk.getWorld().getName(), "delete");
+            // Will be null if use-own-generator is set to true
+            if (cg != null) {
+                ChunkGenerator.ChunkData cd = cg.generateChunkData(chunk.getWorld(), new Random(), chunk.getX(), chunk.getZ(), grid);
+                copyChunkDataToChunk(chunk, cd, grid, di.getBox());
+            }
+            return chunk;
+        });
+        CompletableFuture<Void> postCopyFuture = copyFuture.thenAccept(chunk -> {
+            // Remove all entities in chunk, including any dropped items as a result of clearing the blocks above
+            Arrays.stream(chunk.getEntities()).filter(e -> !(e instanceof Player) && di.inBounds(e.getLocation().getBlockX(), e.getLocation().getBlockZ())).forEach(Entity::remove);
+        });
+        return CompletableFuture.allOf(invFuture, entitiesFuture, postCopyFuture);
+    }
+
+    private void copyChunkDataToChunk(Chunk chunk, ChunkGenerator.ChunkData chunkData, ChunkGenerator.BiomeGrid biomeGrid, BoundingBox limitBox) {
+        double baseX = chunk.getX() << 4;
+        double baseZ = chunk.getZ() << 4;
+        int minHeight = chunk.getWorld().getMinHeight();
+        int maxHeight = chunk.getWorld().getMaxHeight();
+        for (int x = 0; x < 16; x++) {
+            for (int z = 0; z < 16; z++) {
+                if (!limitBox.contains(baseX + x, 0, baseZ + z)) {
+                    continue;
+                }
+                for (int y = minHeight; y < maxHeight; y++) {
+                    setBlockInNativeChunk(chunk, x, y, z, chunkData.getBlockData(x, y, z), false);
+                    // 3D biomes, 4 blocks separated
+                    if (x % 4 == 0 && y % 4 == 0 && z % 4 == 0) {
+                        chunk.getBlock(x, y, z).setBiome(biomeGrid.getBiome(x, y, z));
+                    }
+                }
+            }
+        }
+    }
+}

src/main/java/world/bentobox/bentobox/nms/WorldRegenerator.java

@@ -0,0 +1,22 @@
+package world.bentobox.bentobox.nms;
+
+import org.bukkit.World;
+import world.bentobox.bentobox.api.addons.GameModeAddon;
+import world.bentobox.bentobox.database.objects.IslandDeletion;
+
+import java.util.concurrent.CompletableFuture;
+
+/**
+ * A world generator used by {@link world.bentobox.bentobox.util.DeleteIslandChunks}
+ */
+public interface WorldRegenerator {
+    /**
+     * Create a future to regenerate the regions of the island.
+     *
+     * @param gm     the game mode
+     * @param di     the island deletion
+     * @param world  the world
+     * @return the completable future
+     */
+    CompletableFuture<Void> regenerate(GameModeAddon gm, IslandDeletion di, World world);
+}

src/main/java/world/bentobox/bentobox/nms/fallback/NMSHandler.java

@@ -1,20 +0,0 @@
-package world.bentobox.bentobox.nms.fallback;
-
-import org.bukkit.Chunk;
-import org.bukkit.block.data.BlockData;
-
-import world.bentobox.bentobox.nms.NMSAbstraction;
-
-/**
- * @author tastybento
- *
- */
-public class NMSHandler implements NMSAbstraction {
-
-    @Override
-    public void setBlockInNativeChunk(Chunk chunk, int x, int y, int z, BlockData blockData, boolean applyPhysics) {
-        chunk.getBlock(x, y, z).setBlockData(blockData, applyPhysics);
-    }
-
-
-}

src/main/java/world/bentobox/bentobox/nms/fallback/PasteHandlerImpl.java

@@ -0,0 +1,40 @@
+package world.bentobox.bentobox.nms.fallback;
+
+import org.bukkit.Location;
+import org.bukkit.World;
+import world.bentobox.bentobox.blueprints.dataobjects.BlueprintBlock;
+import world.bentobox.bentobox.blueprints.dataobjects.BlueprintEntity;
+import world.bentobox.bentobox.database.objects.Island;
+import world.bentobox.bentobox.nms.PasteHandler;
+import world.bentobox.bentobox.util.DefaultPasteUtil;
+
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+import java.util.stream.Collectors;
+
+public class PasteHandlerImpl implements PasteHandler {
+    @Override
+    public CompletableFuture<Void> pasteBlocks(Island island, World world, Map<Location, BlueprintBlock> blockMap) {
+        return blockMap.entrySet().parallelStream()
+                .map(entry -> DefaultPasteUtil.setBlock(island, entry.getKey(), entry.getValue()))
+                .collect(
+                        Collectors.collectingAndThen(
+                                Collectors.toList(),
+                                list -> CompletableFuture.allOf(list.toArray(new CompletableFuture[0]))
+                        )
+                );
+    }
+
+    @Override
+    public CompletableFuture<Void> pasteEntities(Island island, World world, Map<Location, List<BlueprintEntity>> entityMap) {
+        return entityMap.entrySet().parallelStream()
+                .map(entry -> DefaultPasteUtil.setEntity(island, entry.getKey(), entry.getValue()))
+                .collect(
+                        Collectors.collectingAndThen(
+                                Collectors.toList(),
+                                list -> CompletableFuture.allOf(list.toArray(new CompletableFuture[0]))
+                        )
+                );
+    }
+}

src/main/java/world/bentobox/bentobox/nms/fallback/WorldRegeneratorImpl.java

@@ -0,0 +1,20 @@
+package world.bentobox.bentobox.nms.fallback;
+
+import org.bukkit.Chunk;
+import org.bukkit.block.data.BlockData;
+
+import world.bentobox.bentobox.nms.SimpleWorldRegenerator;
+
+/**
+ * @author tastybento
+ *
+ */
+public class WorldRegeneratorImpl extends SimpleWorldRegenerator {
+
+    @Override
+    protected void setBlockInNativeChunk(Chunk chunk, int x, int y, int z, BlockData blockData, boolean applyPhysics) {
+        chunk.getBlock(x, y, z).setBlockData(blockData, applyPhysics);
+    }
+
+
+}

src/main/java/world/bentobox/bentobox/nms/v1_19_R1/WorldRegeneratorImpl.java

@@ -1,19 +1,19 @@
-package world.bentobox.bentobox.nms.v1_18_R1;
+package world.bentobox.bentobox.nms.v1_19_R1;
 
 import org.bukkit.Bukkit;
 import org.bukkit.Material;
 import org.bukkit.block.data.BlockData;
-import org.bukkit.craftbukkit.v1_18_R1.CraftWorld;
+import org.bukkit.craftbukkit.v1_19_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_18_R1.block.data.CraftBlockData;
+import org.bukkit.craftbukkit.v1_19_R1.block.data.CraftBlockData;
 
 import net.minecraft.core.BlockPosition;
 import net.minecraft.world.level.World;
 import net.minecraft.world.level.block.state.IBlockData;
 import net.minecraft.world.level.chunk.Chunk;
-import world.bentobox.bentobox.nms.NMSAbstraction;
+import world.bentobox.bentobox.nms.SimpleWorldRegenerator;
 
 
-public class NMSHandler implements NMSAbstraction {
+public class WorldRegeneratorImpl extends SimpleWorldRegenerator {
 
     private static final IBlockData AIR = ((CraftBlockData) Bukkit.createBlockData(Material.AIR)).getState();
 

src/main/java/world/bentobox/bentobox/util/DefaultPasteUtil.java

@@ -0,0 +1,238 @@
+package world.bentobox.bentobox.util;
+
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.World;
+import org.bukkit.block.*;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.block.data.type.WallSign;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.InventoryHolder;
+import world.bentobox.bentobox.BentoBox;
+import world.bentobox.bentobox.api.localization.TextVariables;
+import world.bentobox.bentobox.api.user.User;
+import world.bentobox.bentobox.blueprints.dataobjects.BlueprintBlock;
+import world.bentobox.bentobox.blueprints.dataobjects.BlueprintCreatureSpawner;
+import world.bentobox.bentobox.blueprints.dataobjects.BlueprintEntity;
+import world.bentobox.bentobox.database.objects.Island;
+import world.bentobox.bentobox.nms.PasteHandler;
+
+import java.util.*;
+import java.util.concurrent.CompletableFuture;
+
+/**
+ * A utility class for {@link PasteHandler}
+ *
+ * @author tastybento
+ */
+public class DefaultPasteUtil {
+    private static final String MINECRAFT = "minecraft:";
+    private static final Map<String, String> BLOCK_CONVERSION = Map.of("sign", "oak_sign", "wall_sign", "oak_wall_sign");
+    private static final BentoBox plugin;
+
+    static {
+        plugin = BentoBox.getInstance();
+    }
+
+    /**
+     * Set the block to the location
+     *
+     * @param island   - island
+     * @param location - location
+     * @param bpBlock  - blueprint block
+     */
+    public static CompletableFuture<Void> setBlock(Island island, Location location, BlueprintBlock bpBlock) {
+        return Util.getChunkAtAsync(location).thenRun(() -> {
+            Block block = location.getBlock();
+            // Set the block data - default is AIR
+            BlockData bd = createBlockData(bpBlock);
+            block.setBlockData(bd, false);
+            setBlockState(island, block, bpBlock);
+            // Set biome
+            if (bpBlock.getBiome() != null) {
+                block.setBiome(bpBlock.getBiome());
+            }
+        });
+    }
+
+    /**
+     * Create a block data from the blueprint
+     *
+     * @param block - blueprint block
+     * @return the block data
+     */
+    public static BlockData createBlockData(BlueprintBlock block) {
+        try {
+            return Bukkit.createBlockData(block.getBlockData());
+        } catch (Exception e) {
+            return convertBlockData(block);
+        }
+    }
+
+    /**
+     * Convert the blueprint to block data
+     *
+     * @param block - the blueprint block
+     * @return the block data
+     */
+    public static BlockData convertBlockData(BlueprintBlock block) {
+        BlockData blockData = Bukkit.createBlockData(Material.AIR);
+        try {
+            for (Map.Entry<String, String> en : BLOCK_CONVERSION.entrySet()) {
+                if (block.getBlockData().startsWith(MINECRAFT + en.getKey())) {
+                    blockData = Bukkit.createBlockData(block.getBlockData().replace(MINECRAFT + en.getKey(), MINECRAFT + en.getValue()));
+                    break;
+                }
+            }
+        } catch (IllegalArgumentException e) {
+            // This may happen if the block type is no longer supported by the server
+            plugin.logWarning("Blueprint references materials not supported on this server version.");
+            plugin.logWarning("Load blueprint manually, check and save to fix for this server version.");
+            plugin.logWarning("Failed block data: " + block.getBlockData());
+        }
+        return blockData;
+    }
+
+    /**
+     * Handles signs, chests and mob spawner blocks
+     *
+     * @param island  - island
+     * @param block   - block
+     * @param bpBlock - config
+     */
+    public static void setBlockState(Island island, Block block, BlueprintBlock bpBlock) {
+        // Get the block state
+        BlockState bs = block.getState();
+        // Signs
+        if (bs instanceof Sign) {
+            writeSign(island, block, bpBlock.getSignLines(), bpBlock.isGlowingText());
+        }
+        // Chests, in general
+        else if (bs instanceof InventoryHolder holder) {
+            Inventory ih = holder.getInventory();
+            // Double chests are pasted as two blocks so inventory is filled twice.
+            // This code stops over-filling for the first block.
+            bpBlock.getInventory().forEach(ih::setItem);
+        }
+        // Mob spawners
+        else if (bs instanceof CreatureSpawner spawner) {
+            setSpawner(spawner, bpBlock.getCreatureSpawner());
+        }
+        // Banners
+        else if (bs instanceof Banner banner && bpBlock.getBannerPatterns() != null) {
+            bpBlock.getBannerPatterns().removeIf(Objects::isNull);
+            banner.setPatterns(bpBlock.getBannerPatterns());
+            banner.update(true, false);
+        }
+    }
+
+    /**
+     * Set the spawner setting from the blueprint
+     *
+     * @param spawner - spawner
+     * @param s       - blueprint spawner
+     */
+    public static void setSpawner(CreatureSpawner spawner, BlueprintCreatureSpawner s) {
+        spawner.setSpawnedType(s.getSpawnedType());
+        spawner.setMaxNearbyEntities(s.getMaxNearbyEntities());
+        spawner.setMaxSpawnDelay(s.getMaxSpawnDelay());
+        spawner.setMinSpawnDelay(s.getMinSpawnDelay());
+        spawner.setDelay(s.getDelay());
+        spawner.setRequiredPlayerRange(s.getRequiredPlayerRange());
+        spawner.setSpawnRange(s.getSpawnRange());
+        spawner.update(true, false);
+    }
+
+    /**
+     * Spawn the blueprint entities to the location
+     *
+     * @param island   - island
+     * @param location - location
+     * @param list     - blueprint entities
+     */
+    public static CompletableFuture<Void> setEntity(Island island, Location location, List<BlueprintEntity> list) {
+        World world = location.getWorld();
+        assert world != null;
+        return Util.getChunkAtAsync(location).thenRun(() -> list.stream().filter(k -> k.getType() != null).forEach(k -> {
+            LivingEntity e = (LivingEntity) location.getWorld().spawnEntity(location, k.getType());
+            if (k.getCustomName() != null) {
+                String customName = k.getCustomName();
+
+                if (island != null) {
+                    // Parse any placeholders in the entity's name, if the owner's connected (he should)
+                    Optional<Player> owner = Optional.ofNullable(island.getOwner())
+                            .map(User::getInstance)
+                            .map(User::getPlayer);
+                    if (owner.isPresent()) {
+                        // Parse for the player's name first (in case placeholders might need it)
+                        customName = customName.replace(TextVariables.NAME, owner.get().getName());
+                        // Now parse the placeholders
+                        customName = plugin.getPlaceholdersManager().replacePlaceholders(owner.get(), customName);
+                    }
+                }
+
+                // Actually set the custom name
+                e.setCustomName(customName);
+            }
+            k.configureEntity(e);
+        }));
+    }
+
+    /**
+     * Write the lines to the sign at the block
+     *
+     * @param island - island
+     * @param block  - block
+     * @param lines  - lines
+     * @param glow   - is sign glowing?
+     */
+    public static void writeSign(Island island, final Block block, final List<String> lines, boolean glow) {
+        BlockFace bf;
+        if (block.getType().name().contains("WALL_SIGN")) {
+            WallSign wallSign = (WallSign) block.getBlockData();
+            bf = wallSign.getFacing();
+        } else {
+            org.bukkit.block.data.type.Sign sign = (org.bukkit.block.data.type.Sign) block.getBlockData();
+            bf = sign.getRotation();
+        }
+        // Handle spawn sign
+        if (island != null && !lines.isEmpty() && lines.get(0).equalsIgnoreCase(TextVariables.SPAWN_HERE)) {
+            block.setType(Material.AIR);
+            // Orient to face same direction as sign
+            Location spawnPoint = new Location(block.getWorld(), block.getX() + 0.5D, block.getY(),
+                    block.getZ() + 0.5D, Util.blockFaceToFloat(bf.getOppositeFace()), 30F);
+            island.setSpawnPoint(block.getWorld().getEnvironment(), spawnPoint);
+            return;
+        }
+        // Get the name of the player
+        String name = "";
+        if (island != null) {
+            name = plugin.getPlayers().getName(island.getOwner());
+        }
+        // Handle locale text for starting sign
+        org.bukkit.block.Sign s = (org.bukkit.block.Sign) block.getState();
+        // Sign text must be stored under the addon's name.sign.line0,1,2,3 in the yaml file
+        if (island != null && !lines.isEmpty() && lines.get(0).equalsIgnoreCase(TextVariables.START_TEXT)) {
+            // Get the addon that is operating in this world
+            String addonName = plugin.getIWM().getAddon(island.getWorld()).map(addon -> addon.getDescription().getName().toLowerCase(Locale.ENGLISH)).orElse("");
+            Optional<User> user = Optional.ofNullable(island.getOwner()).map(User::getInstance);
+            if (user.isPresent()) {
+                for (int i = 0; i < 4; i++) {
+                    s.setLine(i, Util.translateColorCodes(plugin.getLocalesManager().getOrDefault(user.get(),
+                            addonName + ".sign.line" + i, "").replace(TextVariables.NAME, name)));
+                }
+            }
+        } else {
+            // Just paste
+            for (int i = 0; i < 4; i++) {
+                s.setLine(i, lines.get(i));
+            }
+        }
+        s.setGlowingText(glow);
+        // Update the sign
+        s.update();
+    }
+}

src/main/java/world/bentobox/bentobox/util/DeleteIslandChunks.java

@@ -1,29 +1,16 @@
 package world.bentobox.bentobox.util;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Random;
-import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-import org.bukkit.Bukkit;
-import org.bukkit.Chunk;
 import org.bukkit.World;
-import org.bukkit.entity.Entity;
+import org.bukkit.scheduler.BukkitRunnable;
-import org.bukkit.entity.Player;
-import org.bukkit.generator.ChunkGenerator;
-import org.bukkit.generator.ChunkGenerator.ChunkData;
-import org.bukkit.inventory.InventoryHolder;
-import org.bukkit.scheduler.BukkitTask;
-
-import io.papermc.lib.PaperLib;
 import world.bentobox.bentobox.BentoBox;
 import world.bentobox.bentobox.api.addons.GameModeAddon;
 import world.bentobox.bentobox.api.events.island.IslandEvent;
 import world.bentobox.bentobox.api.events.island.IslandEvent.Reason;
 import world.bentobox.bentobox.database.objects.IslandDeletion;
-import world.bentobox.bentobox.nms.NMSAbstraction;
+import world.bentobox.bentobox.nms.WorldRegenerator;
+
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.atomic.AtomicBoolean;
 
 /**
  * Deletes islands chunk by chunk
@@ -37,16 +24,10 @@ public class DeleteIslandChunks {
     private final World netherWorld;
     private final World endWorld;
     private final AtomicBoolean completed;
-    private final NMSAbstraction nms;
+    private final WorldRegenerator regenerator;
-    private int chunkX;
-    private int chunkZ;
-    private BukkitTask task;
-    private CompletableFuture<Void> currentTask = CompletableFuture.completedFuture(null);
 
     public DeleteIslandChunks(BentoBox plugin, IslandDeletion di) {
         this.plugin = plugin;
-        this.chunkX = di.getMinXChunk();
-        this.chunkZ = di.getMinZChunk();
         this.di = di;
         completed = new AtomicBoolean(false);
         // Nether
@@ -61,9 +42,9 @@ public class DeleteIslandChunks {
         } else {
             endWorld = null;
         }
-        // NMS
+        // Regenerator
-        this.nms = Util.getNMS();
+        this.regenerator = Util.getRegenerator();
-        if (nms == null) {
+        if (regenerator == null) {
             plugin.logError("Could not delete chunks because of NMS error");
             return;
         }
@@ -75,37 +56,23 @@ public class DeleteIslandChunks {
     }
 
     private void regenerateChunks() {
-        // Run through all chunks of the islands and regenerate them.
+        CompletableFuture<Void> all = plugin.getIWM().getAddon(di.getWorld())
-        task = Bukkit.getScheduler().runTaskTimer(plugin, () -> {
+                .map(gm -> new CompletableFuture[]{
-            if (!currentTask.isDone()) return;
+                        processWorld(gm, di.getWorld()), // Overworld
-            if (isEnded(chunkX)) {
+                        processWorld(gm, netherWorld), // Nether
-                finish();
+                        processWorld(gm, endWorld) // End
-                return;
+                })
-            }
+                .map(CompletableFuture::allOf)
-            List<CompletableFuture<Void>> newTasks = new ArrayList<>();
+                .orElseGet(() -> CompletableFuture.completedFuture(null));
-            for (int i = 0; i < plugin.getSettings().getDeleteSpeed(); i++) {
+        new BukkitRunnable() {
-                if (isEnded(chunkX)) {
+            @Override
-                    break;
+            public void run() {
-                }
+                if (all.isDone()) {
-                final int x = chunkX;
+                    finish();
-                final int z = chunkZ;
+                    cancel();
-                plugin.getIWM().getAddon(di.getWorld()).ifPresent(gm -> {
-                    newTasks.add(processChunk(gm, di.getWorld(), x, z)); // Overworld
-                    newTasks.add(processChunk(gm, netherWorld, x, z)); // Nether
-                    newTasks.add(processChunk(gm, endWorld, x, z)); // End
-                });
-                chunkZ++;
-                if (chunkZ > di.getMaxZChunk()) {
-                    chunkZ = di.getMinZChunk();
-                    chunkX++;
                 }
             }
-            currentTask = CompletableFuture.allOf(newTasks.toArray(new CompletableFuture[0]));
+        }.runTaskTimer(plugin, 0, 20);
-        }, 0L, 20L);
-    }
-
-    private boolean isEnded(int chunkX) {
-        return chunkX > di.getMaxXChunk();
     }
 
     private void finish() {
@@ -113,44 +80,16 @@ public class DeleteIslandChunks {
         IslandEvent.builder().deletedIslandInfo(di).reason(Reason.DELETED).build();
         // We're done
         completed.set(true);
-        task.cancel();
     }
 
-    private CompletableFuture<Void> processChunk(GameModeAddon gm, World world, int x, int z) {
+    private CompletableFuture<Void> processWorld(GameModeAddon gm, World world) {
         if (world != null) {
-            return PaperLib.getChunkAtAsync(world, x, z).thenAccept(chunk -> regenerateChunk(gm, chunk, x, z));
+            return regenerator.regenerate(gm, di, world);
         } else {
             return CompletableFuture.completedFuture(null);
         }
     }
 
-    private void regenerateChunk(GameModeAddon gm, Chunk chunk, int x, int z) {
-        // Clear all inventories
-        Arrays.stream(chunk.getTileEntities()).filter(InventoryHolder.class::isInstance)
-                .filter(te -> di.inBounds(te.getLocation().getBlockX(), te.getLocation().getBlockZ()))
-                .forEach(te -> ((InventoryHolder) te).getInventory().clear());
-        // Remove all entities
-        for (Entity e : chunk.getEntities()) {
-            if (!(e instanceof Player)) {
-                e.remove();
-            }
-        }
-        // Reset blocks
-        MyBiomeGrid grid = new MyBiomeGrid(chunk.getWorld().getEnvironment());
-        ChunkGenerator cg = gm.getDefaultWorldGenerator(chunk.getWorld().getName(), "delete");
-        // Will be null if use-own-generator is set to true
-        if (cg != null) {
-            ChunkData cd = cg.generateChunkData(chunk.getWorld(), new Random(), chunk.getX(), chunk.getZ(), grid);
-            createChunk(cd, chunk, grid);
-        }
-    }
-
-    private void createChunk(ChunkData cd, Chunk chunk, MyBiomeGrid grid) {
-        nms.copyChunkDataToChunk(chunk, cd, grid, di.getBox());
-        // Remove all entities in chunk, including any dropped items as a result of clearing the blocks above
-        Arrays.stream(chunk.getEntities()).filter(e -> !(e instanceof Player) && di.inBounds(e.getLocation().getBlockX(), e.getLocation().getBlockZ())).forEach(Entity::remove);
-    }
-
     public boolean isCompleted() {
         return completed.get();
     }

src/main/java/world/bentobox/bentobox/util/ItemParser.java

@@ -1,7 +1,9 @@
 package world.bentobox.bentobox.util;
 
 import java.lang.reflect.Field;
+import java.util.Arrays;
 import java.util.MissingFormatArgumentException;
+import java.util.Optional;
 import java.util.UUID;
 
 import org.bukkit.Bukkit;
@@ -56,38 +58,78 @@ public class ItemParser {
             return defaultItemStack;
         }
 
+        ItemStack returnValue = defaultItemStack;
+
         String[] part = text.split(":");
 
         try {
+            // Because I am lazy, and do not want to rewrite every parser, I will just add custom data as
+            // parameter and remove that array part form input data.
+            Optional<String> first = Arrays.stream(part).filter(field -> field.matches("(CMD-[0-9]*)")).findFirst();
+            Integer customModelData = null;
+
+            if (first.isPresent()) {
+                // Ugly and fast way how to get rid of customData field.
+                String[] copyParts = new String[part.length - 1];
+                int j = 0;
+
+                for (String field : part) {
+                    if (!field.matches("(CMD-[0-9]*)")) {
+                        copyParts[j++] = field;
+                    }
+                }
+
+                // Replace original parts with the copy parts that does not have any CMD values.
+                part = copyParts;
+                // Now use value from Custom Data Model and parse it as integer.
+                customModelData = Integer.valueOf(first.get().replaceFirst("CMD-", ""));
+            }
+
             // Check if there are more properties for the item stack
             if (part.length == 1) {
                 // Parse material directly. It does not have any extra properties.
-                return new ItemStack(Material.valueOf(text.toUpperCase()));
+                returnValue = new ItemStack(Material.valueOf(part[0].toUpperCase()));
             }
             // Material-specific handling
             else if (part[0].contains("POTION") || part[0].equalsIgnoreCase("TIPPED_ARROW")) {
                 // Parse Potions and Tipped Arrows
-                return parsePotion(part);
+                returnValue = parsePotion(part);
             } else if (part[0].contains("BANNER")) {
                 // Parse Banners
-                return parseBanner(part);
+                returnValue = parseBanner(part);
             } else if (part[0].equalsIgnoreCase("PLAYER_HEAD")) {
                 // Parse Player Heads
-                return parsePlayerHead(part);
+                returnValue = parsePlayerHead(part);
             }
             // Generic handling
             else if (part.length == 2) {
                 // Material:Qty
-                return parseItemQuantity(part);
+                returnValue = parseItemQuantity(part);
             } else if (part.length == 3) {
                 // Material:Durability:Qty
-                return parseItemDurabilityAndQuantity(part);
+                returnValue = parseItemDurabilityAndQuantity(part);
+            }
+
+            if (returnValue != null) {
+                // If wrapper is just for code-style null-pointer checks.
+                if (customModelData != null) {
+                    // We have custom data model. Now assign it to the item-stack.
+                    ItemMeta itemMeta = returnValue.getItemMeta();
+
+                    // Another null-pointer check for materials that does not have item meta.
+                    if (itemMeta != null) {
+                        itemMeta.setCustomModelData(customModelData);
+                        // Update meta to the return item.
+                        returnValue.setItemMeta(itemMeta);
+                    }
+                }
             }
         } catch (Exception exception) {
             BentoBox.getInstance().logError("Could not parse item " + text + " " + exception.getLocalizedMessage());
+            returnValue = defaultItemStack;
         }
 
-        return defaultItemStack;
+        return returnValue;
     }
 
 

src/main/java/world/bentobox/bentobox/util/Util.java

@@ -2,11 +2,7 @@ package world.bentobox.bentobox.util;
 
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
-import java.util.ArrayList;
+import java.util.*;
-import java.util.Date;
-import java.util.Enumeration;
-import java.util.List;
-import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
 import java.util.jar.JarEntry;
 import java.util.jar.JarFile;
@@ -25,19 +21,7 @@ import org.bukkit.World.Environment;
 import org.bukkit.attribute.Attribute;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
-import org.bukkit.entity.Animals;
+import org.bukkit.entity.*;
-import org.bukkit.entity.Bat;
-import org.bukkit.entity.EnderDragon;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.Flying;
-import org.bukkit.entity.IronGolem;
-import org.bukkit.entity.Monster;
-import org.bukkit.entity.Player;
-import org.bukkit.entity.PufferFish;
-import org.bukkit.entity.Shulker;
-import org.bukkit.entity.Slime;
-import org.bukkit.entity.Snowman;
-import org.bukkit.entity.WaterMob;
 import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
 import org.bukkit.util.Vector;
 import org.eclipse.jdt.annotation.NonNull;
@@ -47,7 +31,10 @@ import io.papermc.lib.PaperLib;
 import io.papermc.lib.features.blockstatesnapshot.BlockStateSnapshotResult;
 import world.bentobox.bentobox.BentoBox;
 import world.bentobox.bentobox.api.user.User;
-import world.bentobox.bentobox.nms.NMSAbstraction;
+import world.bentobox.bentobox.nms.PasteHandler;
+import world.bentobox.bentobox.nms.WorldRegenerator;
+import world.bentobox.bentobox.versions.ServerCompatibility;
+
 
 /**
  * A set of utility methods
@@ -64,7 +51,8 @@ public class Util {
     private static final String THE_END = "_the_end";
     private static String serverVersion = null;
     private static BentoBox plugin = BentoBox.getInstance();
-    private static NMSAbstraction nms = null;
+    private static PasteHandler pasteHandler = null;
+    private static WorldRegenerator regenerator = null;
 
     private Util() {}
 
@@ -353,8 +341,19 @@ public class Util {
         // Bat extends Mob
         // Most of passive mobs extends Animals
 
-        return entity instanceof Animals || entity instanceof IronGolem || entity instanceof Snowman ||
+        if (ServerCompatibility.getInstance().isVersion(ServerCompatibility.ServerVersion.V1_18,
+            ServerCompatibility.ServerVersion.V1_18_1,
+            ServerCompatibility.ServerVersion.V1_18_2))
+        {
+            return entity instanceof Animals || entity instanceof IronGolem || entity instanceof Snowman ||
                 entity instanceof WaterMob && !(entity instanceof PufferFish) || entity instanceof Bat;
+        }
+        else
+        {
+            return entity instanceof Animals || entity instanceof IronGolem || entity instanceof Snowman ||
+                entity instanceof WaterMob && !(entity instanceof PufferFish) || entity instanceof Bat ||
+                entity instanceof Allay;
+        }
     }
 
     /*
@@ -689,23 +688,56 @@ public class Util {
     }
 
     /**
-     * Set the NMS handler the plugin will use
+     * Set the regenerator the plugin will use
-     * @param nms the NMS handler
+     * @param regenerator the regenerator
      */
-    public static void setNms(NMSAbstraction nms) {
+    public static void setRegenerator(WorldRegenerator regenerator) {
-        Util.nms = nms;
+        Util.regenerator = regenerator;
     }
 
     /**
-     * Get the NMS handler the plugin will use
+     * Get the regenerator the plugin will use
+     * @return an accelerated regenerator class for this server
+     */
+    public static WorldRegenerator getRegenerator() {
+        if (regenerator == null) {
+            String serverPackageName = Bukkit.getServer().getClass().getPackage().getName();
+            String pluginPackageName = plugin.getClass().getPackage().getName();
+            String version = serverPackageName.substring(serverPackageName.lastIndexOf('.') + 1);
+            WorldRegenerator handler;
+            try {
+                Class<?> clazz = Class.forName(pluginPackageName + ".nms." + version + ".WorldRegeneratorImpl");
+                if (WorldRegenerator.class.isAssignableFrom(clazz)) {
+                    handler = (WorldRegenerator) clazz.getConstructor().newInstance();
+                } else {
+                    throw new IllegalStateException("Class " + clazz.getName() + " does not implement WorldRegenerator");
+                }
+            } catch (Exception e) {
+                plugin.logWarning("No Regenerator found for " + version + ", falling back to Bukkit API.");
+                handler = new world.bentobox.bentobox.nms.fallback.WorldRegeneratorImpl();
+            }
+            setRegenerator(handler);
+        }
+        return regenerator;
+    }
+
+    /**
+     * Set the paste handler the plugin will use
+     * @param pasteHandler the NMS paster
+     */
+    public static void setPasteHandler(PasteHandler pasteHandler) {
+        Util.pasteHandler = pasteHandler;
+    }
+
+    /**
+     * Get the paste handler the plugin will use
      * @return an NMS accelerated class for this server
      */
-    public static NMSAbstraction getNMS() {
+    public static PasteHandler getPasteHandler() {
-        if (nms == null) {
+        if (pasteHandler == null) {
-            plugin.log("No NMS Handler was set, falling back to Bukkit API.");
+            setPasteHandler(new world.bentobox.bentobox.nms.fallback.PasteHandlerImpl());
-            setNms(new world.bentobox.bentobox.nms.fallback.NMSHandler());
         }
-        return nms;
+        return pasteHandler;
     }
 
     /**
@@ -725,4 +757,19 @@ public class Util {
         }
         return count;
     }
+
+
+    /**
+     * This method removes all special characters that are not allowed in filenames (windows).
+     * It also includes any white-spaces, as for some reason, I do like it more without them.
+     * Also, all cases are lower cased for easier blueprint mapping.
+     * @param input Input that need to be sanitized.
+     * @return A sanitized input without illegal characters in names.
+     */
+    public static String sanitizeInput(String input)
+    {
+        return ChatColor.stripColor(
+            Util.translateColorCodes(input.replaceAll("[\\\\/:*?\"<>|\s]", "_"))).
+            toLowerCase();
+    }
 }

src/main/java/world/bentobox/bentobox/util/teleport/ClosestSafeSpotTeleport.java

@@ -0,0 +1,887 @@
+//
+// Created by BONNe
+// Copyright - 2022
+//
+
+
+package world.bentobox.bentobox.util.teleport;
+
+
+import org.bukkit.Bukkit;
+import org.bukkit.Chunk;
+import org.bukkit.ChunkSnapshot;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.World;
+import org.bukkit.block.Block;
+import org.bukkit.block.BlockFace;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.Player;
+import org.bukkit.scheduler.BukkitTask;
+import org.bukkit.util.BoundingBox;
+import org.bukkit.util.Vector;
+import org.eclipse.jdt.annotation.Nullable;
+import java.util.ArrayList;
+import java.util.Comparator;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Objects;
+import java.util.PriorityQueue;
+import java.util.Queue;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import world.bentobox.bentobox.BentoBox;
+import world.bentobox.bentobox.api.user.User;
+import world.bentobox.bentobox.database.objects.Island;
+import world.bentobox.bentobox.util.Pair;
+import world.bentobox.bentobox.util.Util;
+
+
+public class ClosestSafeSpotTeleport
+{
+    /**
+     * Teleports and entity to a safe spot on island
+     *
+     * @param builder - safe spot teleport builder
+     */
+    ClosestSafeSpotTeleport(Builder builder)
+    {
+        this.plugin = builder.getPlugin();
+        this.entity = builder.getEntity();
+        this.location = builder.getLocation();
+        this.portal = builder.isPortal();
+
+        this.successRunnable = builder.getSuccessRunnable();
+        this.failRunnable = builder.getFailRunnable();
+
+        this.failureMessage = builder.getFailureMessage();
+
+        this.result = builder.getResult();
+        this.world = Objects.requireNonNull(this.location.getWorld());
+
+        this.cancelIfFail = builder.isCancelIfFail();
+
+        // Try starting location
+        Util.getChunkAtAsync(this.location).thenRun(this::checkLocation);
+    }
+
+
+    /**
+     * This is main method that triggers safe spot search.
+     * It starts with the given location and afterwards checks all blocks in required area.
+     */
+    private void checkLocation()
+    {
+        if (this.plugin.getIslandsManager().isSafeLocation(this.location))
+        {
+            if (!this.portal)
+            {
+                // If this is not a portal teleport, then go to the safe location immediately
+                this.teleportEntity(this.location);
+                // Position search is completed. Quit faster.
+                return;
+            }
+        }
+
+        // Players should not be teleported outside protection range if they already are in it.
+        this.boundingBox = this.plugin.getIslandsManager().getIslandAt(this.location).
+            map(Island::getProtectionBoundingBox).
+            orElseGet(() -> {
+                int protectionRange = this.plugin.getIWM().getIslandProtectionRange(this.world);
+
+                return new BoundingBox(this.location.getBlockX() - protectionRange,
+                    Math.max(this.world.getMinHeight(), this.location.getBlockY() - protectionRange),
+                    this.location.getBlockZ() - protectionRange,
+                    this.location.getBlockX() + protectionRange,
+                    Math.min(this.world.getMaxHeight(), this.location.getBlockY() + protectionRange),
+                    this.location.getBlockZ() + protectionRange);
+            });
+
+        // The maximal range of search.
+        this.range = Math.min(this.plugin.getSettings().getSafeSpotSearchRange(), (int) this.boundingBox.getWidthX() / 2);
+
+        // The block queue contains all possible positions where player can be teleported. The queue will not be populated
+        // with all blocks, as the validation would not allow it.ss
+        this.blockQueue = new PriorityQueue<>(this.range * 2, ClosestSafeSpotTeleport.POSITION_COMPARATOR);
+
+        // Get chunks to scan
+        this.chunksToScanIterator = this.getChunksToScan().iterator();
+
+        // Start a recurring task until done or cancelled
+        this.task = Bukkit.getScheduler().runTaskTimer(this.plugin, this::gatherChunks, 0L, CHUNK_LOAD_SPEED);
+    }
+
+
+    /**
+     * This method loads all chunks in async and populates blockQueue with all blocks.
+     */
+    private void gatherChunks()
+    {
+        // Set a flag so this is only run if it's not already in progress
+        if (this.checking.get())
+        {
+            return;
+        }
+
+        this.checking.set(true);
+
+        if (!this.portal && !this.blockQueue.isEmpty() && this.blockQueue.peek().distance() < 5)
+        {
+            // Position is found? Well most likely (not in all situations) position in block queue is already
+            // the best position. The only bad situations could happen if position is on chunk borders.
+            this.finishTask();
+            return;
+        }
+
+        if (!this.chunksToScanIterator.hasNext())
+        {
+            // Chunk scanning has completed. Now check positions.
+            this.finishTask();
+            return;
+        }
+
+        // Get the chunk
+        Pair<Integer, Integer> chunkPair = this.chunksToScanIterator.next();
+        this.chunksToScanIterator.remove();
+
+        // Get the chunk snapshot and scan it
+        Util.getChunkAtAsync(this.world, chunkPair.x, chunkPair.z).
+            thenApply(Chunk::getChunkSnapshot).
+            whenCompleteAsync((snapshot, e) ->
+            {
+                if (snapshot != null)
+                {
+                    // Find best spot based on collected information chunks.
+                    this.scanAndPopulateBlockQueue(snapshot);
+                }
+
+                this.checking.set(false);
+            });
+    }
+
+
+    /**
+     * Gets a set of chunk coordinates that will be scanned.
+     *
+     * @return - list of chunk coordinates to be scanned
+     */
+    private List<Pair<Integer, Integer>> getChunksToScan()
+    {
+        List<Pair<Integer, Integer>> chunksToScan = new ArrayList<>();
+
+        int x = this.location.getBlockX();
+        int z = this.location.getBlockZ();
+
+        int range = 20;
+
+        // Normalize block coordinates to chunk coordinates and add extra 1 for visiting.
+        int numberOfChunks = (((x + range) >> 4) - ((x - range) >> 4) + 1) *
+            (((z + range) >> 4) - ((z - range) >> 4) + 1);
+
+        // Ideally it would be if visitor switch from clockwise to counter-clockwise if X % 16 < 8 and
+        // up to down if Z % 16 < 8.
+
+        int offsetX = 0;
+        int offsetZ = 0;
+
+        for (int i = 0; i < numberOfChunks; ++i)
+        {
+            int locationX = x + (offsetX << 4);
+            int locationZ = z + (offsetZ << 4);
+
+            this.addChunk(chunksToScan, new Pair<>(locationX, locationZ), new Pair<>(locationX >> 4, locationZ >> 4));
+
+            if (Math.abs(offsetX) <= Math.abs(offsetZ) && (offsetX != offsetZ || offsetX >= 0))
+            {
+                offsetX += ((offsetZ >= 0) ? 1 : -1);
+            }
+            else
+            {
+                offsetZ += ((offsetX >= 0) ? -1 : 1);
+            }
+        }
+
+        return chunksToScan;
+    }
+
+
+    /**
+     * This method adds chunk coordinates to the given chunksToScan list.
+     * The limitation is that if location is in island, then block coordinate must also be in island space.
+     * @param chunksToScan List of chunks that will be scanned.
+     * @param blockCoord Block coordinates that must be in island.
+     * @param chunkCoord Chunk coordinate.
+     */
+    private void addChunk(List<Pair<Integer, Integer>> chunksToScan,
+        Pair<Integer, Integer> blockCoord,
+        Pair<Integer, Integer> chunkCoord)
+    {
+        if (!chunksToScan.contains(chunkCoord) &&
+            this.plugin.getIslandsManager().getIslandAt(this.location).
+                map(is -> is.inIslandSpace(blockCoord)).orElse(true))
+        {
+            chunksToScan.add(chunkCoord);
+        }
+    }
+
+
+    /**
+     * This method populates block queue with all blocks that player can be teleported to.
+     * Add only positions that are inside BoundingBox and is safe for teleportation.
+     * @param chunkSnapshot Spigot Chunk Snapshot with blocks.
+     */
+    private void scanAndPopulateBlockQueue(ChunkSnapshot chunkSnapshot)
+    {
+        int startY = this.location.getBlockY();
+        int minY = this.world.getMinHeight();
+        int maxY = this.world.getMaxHeight();
+
+        Vector blockVector = new Vector(this.location.getBlockX(), this.location.getBlockY(), this.location.getBlockZ());
+
+        int chunkX = chunkSnapshot.getX() << 4;
+        int chunkZ = chunkSnapshot.getZ() << 4;
+
+        for (int x = 0; x < 16; x++)
+        {
+            for (int z = 0; z < 16; z++)
+            {
+                for (int y = Math.max(minY, startY - this.range); y < Math.min(maxY, startY + this.range); y++)
+                {
+                    Vector positionVector = new Vector(chunkX + x, y, chunkZ + z);
+
+                    if (this.boundingBox.contains(positionVector))
+                    {
+                        // Process positions that are inside bounding box of search area.
+
+                        PositionData positionData = new PositionData(
+                            positionVector,
+                            chunkSnapshot.getBlockType(x, y - 1, z),
+                            y < maxY ? chunkSnapshot.getBlockType(x, y, z) : null,
+                            y + 1 < maxY ? chunkSnapshot.getBlockType(x, y + 1, z) : null,
+                            blockVector.distanceSquared(positionVector));
+
+                        if (this.plugin.getIslandsManager().checkIfSafe(this.world,
+                            positionData.block,
+                            positionData.spaceOne,
+                            positionData.spaceTwo))
+                        {
+                            // Add only safe locations to the queue.
+                            this.blockQueue.add(positionData);
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+
+    /**
+     * This method finishes the chunk loading task and checks from all remaining positions in block queue
+     * to find the best location for teleportation.
+     *
+     * This method stops position finding task and process teleporation.
+     */
+    private void finishTask()
+    {
+        // Still Async!
+        // Nothing left to check and still not canceled
+        this.task.cancel();
+
+        if (this.scanBlockQueue())
+        {
+            return;
+        }
+
+        if (this.portal && this.noPortalPosition != null)
+        {
+            this.teleportEntity(this.noPortalPosition);
+        }
+        else if (this.entity instanceof Player player)
+        {
+            // Return to main thread and teleport the player
+            Bukkit.getScheduler().runTask(this.plugin, () ->
+            {
+                // Failed, no safe spot
+                if (!this.failureMessage.isEmpty())
+                {
+                    User.getInstance(this.entity).notify(this.failureMessage);
+                }
+
+                // Check highest block
+                Block highestBlock = this.world.getHighestBlockAt(this.location);
+
+                if (highestBlock.getType().isSolid() &&
+                    this.plugin.getIslandsManager().isSafeLocation(highestBlock.getLocation()))
+                {
+                    // Try to teleport player to the highest block.
+                    this.asyncTeleport(highestBlock.getLocation().add(new Vector(0.5D, 0D, 0.5D)));
+                    return;
+                }
+                else if (!this.plugin.getIWM().inWorld(this.entity.getLocation()))
+                {
+                    // Last resort
+                    player.performCommand("spawn");
+                }
+                else if (!this.cancelIfFail)
+                {
+                    // Create a spot for the player to be
+                    if (this.world.getEnvironment().equals(World.Environment.NETHER))
+                    {
+                        this.makeAndTeleport(Material.NETHERRACK);
+                    }
+                    else if (this.world.getEnvironment().equals(World.Environment.THE_END))
+                    {
+                        this.makeAndTeleport(Material.END_STONE);
+                    }
+                    else
+                    {
+                        this.makeAndTeleport(Material.COBBLESTONE);
+                    }
+                }
+
+                if (this.failRunnable != null)
+                {
+                    Bukkit.getScheduler().runTask(this.plugin, this.failRunnable);
+                }
+
+                this.result.complete(false);
+            });
+        }
+        else
+        {
+            // We do not teleport entities if position failed.
+
+            if (this.failRunnable != null)
+            {
+                Bukkit.getScheduler().runTask(this.plugin, this.failRunnable);
+            }
+
+            this.result.complete(false);
+        }
+    }
+
+
+    /**
+     * This method creates a spot in start location for player to be teleported to. It creates 2 base material blocks
+     * above location and fills the space between them with air.
+     * @param baseMaterial Material that will be for top and bottom block.
+     */
+    private void makeAndTeleport(Material baseMaterial)
+    {
+        this.location.getBlock().getRelative(BlockFace.DOWN).setType(baseMaterial, false);
+        this.location.getBlock().setType(Material.AIR, false);
+        this.location.getBlock().getRelative(BlockFace.UP).setType(Material.AIR, false);
+        this.location.getBlock().getRelative(BlockFace.UP).getRelative(BlockFace.UP).setType(baseMaterial, false);
+
+        // Teleport player to the location of the empty space.
+        this.asyncTeleport(this.location.clone().add(new Vector(0.5D, 0D, 0.5D)));
+    }
+
+
+    /**
+     * This method scans all populated positions and returns true if position is found, or false, if not.
+     * @return {@code true} if safe position is found, otherwise false.
+     */
+    private boolean scanBlockQueue()
+    {
+        boolean blockFound = false;
+
+        while (!this.blockQueue.isEmpty() && !blockFound)
+        {
+            blockFound = this.checkPosition(this.blockQueue.poll());
+        }
+
+        return blockFound;
+    }
+
+
+    /**
+     * This method triggers a task that will teleport entity in a main thread.
+     */
+    private void teleportEntity(final Location location)
+    {
+        // Return to main thread and teleport the player
+        Bukkit.getScheduler().runTask(this.plugin, () -> this.asyncTeleport(location));
+    }
+
+
+    /**
+     * This method performs async teleportation and runs end tasks for spot-finder.
+     * @param location Location where player should be teleported.
+     */
+    private void asyncTeleport(final Location location)
+    {
+        Util.teleportAsync(this.entity, location).thenRun(() ->
+        {
+            if (this.successRunnable != null)
+            {
+                Bukkit.getScheduler().runTask(this.plugin, this.successRunnable);
+            }
+
+            this.result.complete(true);
+        });
+    }
+
+
+    /**
+     * This method checks if given position is valid for teleportation.
+     * If query should find portal, then it marks first best position as noPortalPosition and continues
+     * to search for a valid portal.
+     * If query is not in portal mode, then return first valid position.
+     * @param positionData Position data that must be checked.
+     * @return {@code true} if position is found and no extra processing required, {@code false} otherwise.
+     */
+    private boolean checkPosition(PositionData positionData)
+    {
+        if (this.portal)
+        {
+            if (Material.NETHER_PORTAL.equals(positionData.spaceOne()) ||
+                Material.NETHER_PORTAL.equals(positionData.spaceTwo()))
+            {
+                // Portal is found. Teleport entity to the portal location.
+                this.teleportEntity(new Location(this.world,
+                    positionData.vector().getBlockX() + 0.5,
+                    positionData.vector().getBlockY() + 0.1,
+                    positionData.vector().getBlockZ() + 0.5,
+                    this.location.getYaw(),
+                    this.location.getPitch()));
+
+                // Position found and player can is already teleported to it.
+                return true;
+            }
+            else if (this.noPortalPosition == null)
+            {
+                // Mark first incoming position as the best for teleportation.
+                this.noPortalPosition = new Location(this.world,
+                    positionData.vector().getBlockX() + 0.5,
+                    positionData.vector().getBlockY() + 0.1,
+                    positionData.vector().getBlockZ() + 0.5,
+                    this.location.getYaw(),
+                    this.location.getPitch());
+            }
+        }
+        else
+        {
+            // First best position should be valid for teleportation.
+            this.teleportEntity(new Location(this.world,
+                positionData.vector().getBlockX() + 0.5,
+                positionData.vector().getBlockY() + 0.1,
+                positionData.vector().getBlockZ() + 0.5,
+                this.location.getYaw(),
+                this.location.getPitch()));
+            return true;
+        }
+
+        return false;
+    }
+
+
+    /**
+     * PositionData record holds information about position where player will be teleported.
+     * @param vector Vector of the position.
+     * @param distance Distance till the position.
+     * @param block Block on which player will be placed.
+     * @param spaceOne One block above block.
+     * @param spaceTwo Two blocks above block.
+     */
+    private record PositionData(Vector vector, Material block, Material spaceOne, Material spaceTwo, double distance) {}
+
+
+    public static Builder builder(BentoBox plugin)
+    {
+        return new Builder(plugin);
+    }
+
+
+// ---------------------------------------------------------------------
+// Section: Builder
+// ---------------------------------------------------------------------
+
+
+    public static class Builder
+    {
+        private Builder(BentoBox plugin)
+        {
+            this.plugin = plugin;
+            this.result = new CompletableFuture<>();
+        }
+
+        // ---------------------------------------------------------------------
+        // Section: Builders
+        // ---------------------------------------------------------------------
+
+
+
+        /**
+         * Set who or what is going to teleport
+         *
+         * @param entity entity to teleport
+         * @return Builder
+         */
+        public Builder entity(Entity entity)
+        {
+            this.entity = entity;
+            return this;
+        }
+
+
+        /**
+         * Set the desired location
+         *
+         * @param location the location
+         * @return Builder
+         */
+        public Builder location(Location location)
+        {
+            this.location = location;
+            return this;
+        }
+
+
+        /**
+         * This is a portal teleportation
+         *
+         * @return Builder
+         */
+        public Builder portal()
+        {
+            this.portal = true;
+            return this;
+        }
+
+
+        /**
+         * This is a successRunnable for teleportation
+         *
+         * @return Builder
+         */
+        public Builder successRunnable(Runnable successRunnable)
+        {
+            this.successRunnable = successRunnable;
+            return this;
+        }
+
+
+        /**
+         * Try to teleport the player
+         *
+         * @return ClosestSafeSpotTeleport
+         */
+        @Nullable
+        public ClosestSafeSpotTeleport build()
+        {
+            // Error checking
+            if (this.entity == null)
+            {
+                this.plugin.logError("Attempt to safe teleport a null entity!");
+                this.result.complete(null);
+                return null;
+            }
+
+            if (this.location == null)
+            {
+                this.plugin.logError("Attempt to safe teleport to a null location!");
+                this.result.complete(null);
+                return null;
+            }
+
+            if (this.location.getWorld() == null)
+            {
+                this.plugin.logError("Attempt to safe teleport to a null world!");
+                this.result.complete(null);
+                return null;
+            }
+
+            if (this.failureMessage.isEmpty() && this.entity instanceof Player)
+            {
+                this.failureMessage = "general.errors.no-safe-location-found";
+            }
+
+            return new ClosestSafeSpotTeleport(this);
+        }
+
+
+        // ---------------------------------------------------------------------
+        // Section: Getters
+        // ---------------------------------------------------------------------
+
+
+        /**
+         * Gets plugin.
+         *
+         * @return the plugin
+         */
+        public BentoBox getPlugin()
+        {
+            return this.plugin;
+        }
+
+
+        /**
+         * Gets result.
+         *
+         * @return the result
+         */
+        public CompletableFuture<Boolean> getResult()
+        {
+            return this.result;
+        }
+
+
+        /**
+         * Gets entity.
+         *
+         * @return the entity
+         */
+        public Entity getEntity()
+        {
+            return this.entity;
+        }
+
+
+        /**
+         * Gets location.
+         *
+         * @return the location
+         */
+        public Location getLocation()
+        {
+            return this.location;
+        }
+
+
+        /**
+         * Gets world.
+         *
+         * @return the world
+         */
+        public World getWorld()
+        {
+            return this.world;
+        }
+
+
+        /**
+         * Gets success runnable.
+         *
+         * @return the success runnable
+         */
+        public Runnable getSuccessRunnable()
+        {
+            return this.successRunnable;
+        }
+
+
+        /**
+         * Gets fail runnable.
+         *
+         * @return the fail runnable
+         */
+        public Runnable getFailRunnable()
+        {
+            return this.failRunnable;
+        }
+
+
+        /**
+         * Gets failure message.
+         *
+         * @return the failure message
+         */
+        public String getFailureMessage()
+        {
+            return this.failureMessage;
+        }
+
+
+        /**
+         * Is portal boolean.
+         *
+         * @return the boolean
+         */
+        public boolean isPortal()
+        {
+            return this.portal;
+        }
+
+
+        /**
+         * Is cancel if fail boolean.
+         *
+         * @return the boolean
+         */
+        public boolean isCancelIfFail()
+        {
+            return this.cancelIfFail;
+        }
+
+
+        // ---------------------------------------------------------------------
+        // Section: Variables
+        // ---------------------------------------------------------------------
+
+
+        /**
+         * BentoBox plugin instance.
+         */
+        private final BentoBox plugin;
+
+        /**
+         * CompletableFuture that is triggered upon finishing position searching.
+         */
+        private final CompletableFuture<Boolean> result;
+
+        /**
+         * Entity that will be teleported.
+         */
+        private Entity entity;
+
+        /**
+         * Start location of teleportation.
+         */
+        private Location location;
+
+        /**
+         * World where teleportation happens.
+         */
+        private World world;
+
+        /**
+         * Runnable that will be triggered after successful teleportation.
+         */
+        private Runnable successRunnable;
+
+        /**
+         * Runnable that will be triggered after failing teleportation.
+         */
+        private Runnable failRunnable;
+
+        /**
+         * Stores the failure message that is sent to a player.
+         */
+        private String failureMessage = "";
+
+        /**
+         * Boolean that indicates if teleportation should search for portal.
+         */
+        private boolean portal;
+
+        /**
+         * Boolean that indicates if failing teleport should cancel it or create spot for player.
+         */
+        private boolean cancelIfFail;
+    }
+
+
+// ---------------------------------------------------------------------
+// Section: Constants
+// ---------------------------------------------------------------------
+
+    /**
+     * This comparator sorts position data based in order:
+     * - the smallest distance value
+     * - the smallest x value
+     * - the smallest z value
+     * - the smallest y value
+     */
+    private final static Comparator<PositionData> POSITION_COMPARATOR = Comparator.comparingDouble(PositionData::distance).
+        thenComparingInt(position -> position.vector().getBlockX()).
+        thenComparingInt(position -> position.vector().getBlockZ()).
+        thenComparingInt(position -> position.vector().getBlockY());
+
+    /**
+     * Stores chunk load speed.
+     */
+    private static final long CHUNK_LOAD_SPEED = 1;
+
+// ---------------------------------------------------------------------
+// Section: Variables
+// ---------------------------------------------------------------------
+
+    /**
+     * BentoBox plugin instance.
+     */
+    private final BentoBox plugin;
+
+    /**
+     * Entity that will be teleported.
+     */
+    private final Entity entity;
+
+    /**
+     * Start location of teleportation.
+     */
+    private final Location location;
+
+    /**
+     * World where teleportation happens.
+     */
+    private final World world;
+
+    /**
+     * Runnable that will be triggered after successful teleportation.
+     */
+    private final Runnable successRunnable;
+
+    /**
+     * Runnable that will be triggered after failing teleportation.
+     */
+    private final Runnable failRunnable;
+
+    /**
+     * Stores the failure message that is sent to a player.
+     */
+    private final String failureMessage;
+
+    /**
+     * CompletableFuture that is triggered upon finishing position searching.
+     */
+    private final CompletableFuture<Boolean> result;
+
+    /**
+     * Boolean that indicates if teleportation should search for portal.
+     */
+    private final boolean portal;
+
+    /**
+     * Boolean that indicates if failing teleport should cancel it or create spot for player.
+     */
+    private final boolean cancelIfFail;
+
+    /**
+     * Local variable that indicates if current process is running.
+     */
+    private final AtomicBoolean checking = new AtomicBoolean();
+
+    /**
+     * The distance from starting location in all directions where new position will be searched.
+     */
+    private int range;
+
+    /**
+     * Block Queue for all blocks that should be validated.
+     */
+    private Queue<PositionData> blockQueue;
+
+    /**
+     * List of chunks that will be scanned for positions.
+     */
+    private Iterator<Pair<Integer, Integer>> chunksToScanIterator;
+
+    /**
+     * BoundingBox where teleportation can happen. Areas outside are illegal.
+     */
+    private BoundingBox boundingBox;
+
+    /**
+     * This method returns first best available spot if portal was not found in search area.
+     */
+    private Location noPortalPosition;
+
+    /**
+     * Bukkit task that processes chunks.
+     */
+    private BukkitTask task;
+}
+

src/main/java/world/bentobox/bentobox/versions/ServerCompatibility.java

@@ -176,28 +176,40 @@ public class ServerCompatibility {
         /**
          * @since 1.16.0
          */
-        V1_16_5(Compatibility.NOT_SUPPORTED),
+        V1_16_5(Compatibility.INCOMPATIBLE),
 
         /**
          * @since 1.17.0
          */
-        V1_17(Compatibility.NOT_SUPPORTED),
+        V1_17(Compatibility.INCOMPATIBLE),
         /**
          * @since 1.17.1
          */
-        V1_17_1(Compatibility.SUPPORTED),
+        V1_17_1(Compatibility.INCOMPATIBLE),
         /**
          * @since 1.19.0
          */
-        V1_18(Compatibility.COMPATIBLE),
+        V1_18(Compatibility.SUPPORTED),
         /**
          * @since 1.19.0
          */
-        V1_18_1(Compatibility.COMPATIBLE),
+        V1_18_1(Compatibility.SUPPORTED),
         /**
          * @since 1.20.1
          */
-        V1_18_2(Compatibility.COMPATIBLE),
+        V1_18_2(Compatibility.SUPPORTED),
+        /**
+         * @since 1.21.0
+         */
+        V1_19(Compatibility.COMPATIBLE),
+        /**
+         * @since 1.21.0
+         */
+        V1_19_1(Compatibility.COMPATIBLE),
+        /**
+         * @since 1.21.0
+         */
+        V1_19_2(Compatibility.COMPATIBLE),
         ;
 
         private final Compatibility compatibility;

src/main/resources/config.yml

@@ -209,6 +209,11 @@ island:
   # If set to 0 or lower, the plugin will not expand the y-coordinate.
   # Added since 1.19.1.
   safe-spot-search-vertical-range: 400
+  # By default, if the destination is not safe, the plugin will try to search for a safe spot around the destination.
+  # This allows to change the distance for searching this spot. Larger value will mean longer position search.
+  # This value is also used for valid nether portal linking between dimension.
+  # Added since 1.21.0.
+  safe-spot-search-range: 16
 web:
   github:
     # Toggle whether BentoBox can connect to GitHub to get data about updates and addons.

src/main/resources/locales/cs.yml

@@ -340,6 +340,7 @@ commands:
           prompt: Napiš jméno, nebo 'quit' ke zrušení
           too-long: '&c Příliš dlouhé'
           pick-a-unique-name: Prosím, zvol více jedinečný název
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: Povedlo se!
           conversation-prefix: '>'
         description:

src/main/resources/locales/de.yml

@@ -391,6 +391,7 @@ commands:
           prompt: Gib einen Namen ein, oder 'quit' zum Beenden
           too-long: "&c Zu lang"
           pick-a-unique-name: Wähle bitte einen eindeutigeren Namen
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: Erfolg!
           conversation-prefix: ">"
         description:

src/main/resources/locales/en-US.yml

@@ -102,6 +102,7 @@ commands:
         status: "&b [purged] &a islands purged out of &b [purgeable] &7(&b[percentage] %&7)&a."
 
     team:
+      description: "manage teams"
       add:
         parameters: "<owner> <player>"
         description: "add player to owner's team"
@@ -331,7 +332,7 @@ commands:
       rename:
         parameters: "<blueprint name> <new name>"
         description: "rename a blueprint"
-        success: "&a Blueprint &b [old] &a has been successfully renamed to &b [name]&a."
+        success: "&a Blueprint &b [old] &a has been successfully renamed to &b [display]&a. Filename now is &b [name]&a."
         pick-different-name: "&c Please specify a name that is different from the blueprint's current name."
       management:
         back: "Back"
@@ -365,8 +366,9 @@ commands:
         name:
           quit: "quit"
           prompt: "Enter a name, or 'quit' to quit"
-          too-long: "&c Too long"
+          too-long: "&c Too long name. Only 32 chars are allowed."
           pick-a-unique-name: "Please pick a more unique name"
+          stripped-char-in-unique-name: "&c Some chars were removed because they are not allowed. &a New ID will be &b [name]&a."
           success: "Success!"
           conversation-prefix: ">"
         description:
@@ -421,6 +423,9 @@ commands:
         description: "removes deaths to the player"
         parameters: "<player> <deaths>"
         success: "&a Successfully removed &b [number] &a deaths to &b [name], decreasing the total to &b [total]&a  deaths."
+    resetname:
+      description: "reset player island name"
+      success: "&a Successfully reset [name]'s island name."
   bentobox:
     description: "BentoBox admin command"
     about:
@@ -496,6 +501,7 @@ commands:
         estimated-time: "&a Estimated time: &b [number] &a seconds."
         blocks: "&a Building it block by block: &b [number] &a blocks in all..."
         entities: "&a Filling it with entities: &b [number] &a entities in all..."
+        dimension-done: "&a Island in [world] is constructed."
         done: "&a Done! Your island is ready and waiting for you!"
       pick: "&2 Pick an island"
       unknown-blueprint: "&c That blueprint has not been loaded yet."
@@ -731,6 +737,10 @@ ranks:
 protection:
   command-is-banned: "Command is banned for visitors"
   flags:
+    ALLAY:
+      name: "Allay interaction"
+      description: "Allow giving and taking items to/from Allay"
+      hint: "Allay interaction disabled"
     ANIMAL_NATURAL_SPAWN:
       description: "Toggle natural animal spawning"
       name: "Animal natural spawn"
@@ -745,6 +755,10 @@ protection:
       description: "Toggle interaction"
       name: "Armor stands"
       hint: "Armor stand use disabled"
+    AXOLOTL_SCOOPING:
+      name: "Axolotl Scooping"
+      description: "Allow scooping of axolotl using a bucket"
+      hint: "Axolotl scooping disabled"
     BEACON:
       description: "Toggle interaction"
       name: "Beacons"
@@ -889,6 +903,12 @@ protection:
           &a (override Buckets)
       name: "Collect water"
       hint: "Water buckets disabled"
+    COLLECT_POWDERED_SNOW:
+      description: |-
+        &a Toggle collecting powdered snow
+        &a (override Buckets)
+      name: "Collect powdered snow"
+      hint: "Powdered snow buckets disabled"
     COMMAND_RANKS:
       name: "&e Command Ranks"
       description: "&a Configure command ranks"
@@ -1271,6 +1291,18 @@ protection:
         &a using spawn eggs.
       name: "Spawn eggs on spawners"
       hint: "changing a spawner's entity type using spawn eggs is not allowed"
+    SCULK_SENSOR:
+      description: |-
+        &a Toggles sculk sensor
+        &a activation.
+      name: "Sculk Sensor"
+      hint: "sculk sensor activation is disabled"
+    SCULK_SHRIEKER:
+      description: |-
+        &a Toggles sculk shrieker
+        &a activation.
+      name: "Sculk Shrieker"
+      hint: "sculk shrieker activation is disabled"
     TNT_DAMAGE:
       description: |-
         &a Allow TNT and TNT minecarts
@@ -1330,6 +1362,20 @@ protection:
         &a
         &a Island members still lose their items
         &a if they die on their own island!
+    VISITOR_TRIGGER_RAID:
+      name: "Visitors triggers raids"
+      description: |-
+        &a Toggles if visitors can start
+        &a a raid on an island which they are
+        &a visiting.
+        &a
+        &a Bad Omen effect will be removed!
+    ENTITY_PORTAL_TELEPORT:
+      name: "Entity portal usage"
+      description: |-
+        &a Toggles if entities (non-player) can
+        &a use portals to teleport between
+        &a dimensions
     WITHER_DAMAGE:
       name: "Toggle wither damage"
       description: |-

src/main/resources/locales/es.yml

@@ -362,6 +362,7 @@ commands:
           prompt: Ingrese un nombre o 'quit' para salir
           too-long: "&cDemasiado largo"
           pick-a-unique-name: Elige un nombre más exclusivo
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: "¡Éxito!"
           conversation-prefix: ">"
         description:

src/main/resources/locales/fr.yml

@@ -86,6 +86,7 @@ commands:
         name:
           conversation-prefix: ">"
           pick-a-unique-name: Veuillez choisir un nom plus unique
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           prompt: Entrez un nom, ou "quitter" pour quitter
           quit: quitter
           success: Succès !

src/main/resources/locales/it.yml

@@ -78,6 +78,7 @@ commands:
         name:
           conversation-prefix: ">"
           pick-a-unique-name: Scegli un nome unico
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           prompt: Inserisci un nome, o 'quit' per uscire
           success: Successo!
           too-long: "&cTroppo lungo"

src/main/resources/locales/ja.yml

@@ -328,6 +328,7 @@ commands:
           prompt: 名前を入力するか、「quit」で終了します
           too-long: "&c長すぎる"
           pick-a-unique-name: よりユニークな名前を選んでください
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: 成功！
           conversation-prefix: ">"
         description:

src/main/resources/locales/ko.yml

@@ -337,6 +337,7 @@ commands:
           prompt: 이름을 입력하세요, quit를 입력하여 종료할수 있습니다
           too-long: "&c 너무 깁니다"
           pick-a-unique-name: 더 독특한 이름을 선택하십시오
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: 완료!
           conversation-prefix: ">"
         description:

src/main/resources/locales/lv.yml

@@ -90,6 +90,7 @@ commands:
         name:
           conversation-prefix: ">"
           pick-a-unique-name: Lūdzu izvēlies unikālu nosaukumu
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           prompt: Ieraksti vārdu vai 'iziet', lai izietu
           quit: iziet
           success: Izdevās!

src/main/resources/locales/nl.yml

@@ -393,6 +393,7 @@ commands:
           prompt: Voer een naam in of 'quit' om te stoppen
           too-long: "&c Te lang"
           pick-a-unique-name: Kies een meer unieke naam
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: Succes!
           conversation-prefix: ">"
         description:

src/main/resources/locales/pl.yml

@@ -345,6 +345,7 @@ commands:
           prompt: Wprowadź nazwę, lub wpisz 'wyjdź', by wyjść
           too-long: '&cNazwa zbyt długa'
           pick-a-unique-name: Wybierz bardziej unikalną nazwę
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: Sukces!
           conversation-prefix: '>'
         description:

src/main/resources/locales/pt_BR.yml

@@ -354,6 +354,7 @@ commands:
           prompt: Digite um nome, ou 'quit' para sair
           too-long: '&c Muito comprido'
           pick-a-unique-name: Por favor escolha um nome único
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: Sucesso!
           conversation-prefix: '>'
         description:

src/main/resources/locales/ro.yml

@@ -373,6 +373,7 @@ commands:
           prompt: Introduceți un nume sau „renunțați” pentru a renunța
           too-long: "&c Prea mult"
           pick-a-unique-name: Vă rugăm să alegeți un nume mai unic
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: Succes!
           conversation-prefix: ">"
         description:

src/main/resources/locales/tr.yml

@@ -384,6 +384,7 @@ commands:
           prompt: İsim gir ya da çıkmak için 'quit' yaz.
           too-long: "&cÇok uzun."
           pick-a-unique-name: Lütfen daha benzersiz bir ad seçin
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: Başarılı!
           conversation-prefix: ">"
         description:

src/main/resources/locales/vi.yml

@@ -376,6 +376,7 @@ commands:
           prompt: Enter a name, or 'quit' to quit
           too-long: "&c Too long"
           pick-a-unique-name: Please pick a more unique name
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: Success!
           conversation-prefix: ">"
         description:

src/main/resources/locales/zh-CN.yml

@@ -367,6 +367,7 @@ commands:
           prompt: "&e请输入新名称， 或 “&b quit&e” 来退出编辑。"
           too-long: "&c新名称太长了！"
           pick-a-unique-name: "&c这个名称已存在， 请另选一个不同的名称！"
+          invalid-char-in-unique-name: "Unique name cannot contain, start, or end with special characters, neither contain number! "
           success: "&a成功！"
           conversation-prefix: "&3> &r"
         description:

src/main/resources/plugin.yml

@@ -1,7 +1,7 @@
 name: BentoBox
 main: world.bentobox.bentobox.BentoBox
 version: ${project.version}${build.number}
-api-version: "1.17"
+api-version: "1.18"
 
 authors: [tastybento, Poslovitch]
 contributors: ["The BentoBoxWorld Community"]
@@ -17,7 +17,6 @@ softdepend:
   - Vault
   - PlaceholderAPI
   - dynmap
-  - WorldEdit
   - WorldBorderAPI
   - BsbMongo
   - WorldGeneratorApi
@@ -28,6 +27,11 @@ softdepend:
   - HolographicDisplays
   - EconomyPlus
 
+libraries:
+  - mysql:mysql-connector-java:8.0.27
+  - org.mongodb:mongodb-driver:${mongodb.version}
+  - postgresql:postgresql:9.1-901-1.jdbc4
+
 permissions:
   bentobox.admin:
     description: Allows admin command usage

src/test/java/world/bentobox/bentobox/database/objects/IslandTest.java

@@ -24,6 +24,7 @@ import org.bukkit.Material;
 import org.bukkit.World;
 import org.bukkit.World.Environment;
 import org.bukkit.block.Block;
+import org.bukkit.util.Vector;
 import org.eclipse.jdt.annotation.NonNull;
 import org.junit.After;
 import org.junit.Before;
@@ -88,9 +89,11 @@ public class IslandTest {
         when(iwm.getIslandDistance(any())).thenReturn(DISTANCE);
 
         // Location
-        //when(location.getWorld()).thenReturn(world);
         when(location.clone()).thenReturn(location);
         when(world.getName()).thenReturn("bskyblock_world");
+        when(location.getWorld()).thenReturn(world);
+        when(world.getEnvironment()).thenReturn(Environment.NORMAL);
+        when(world.toString()).thenReturn(null);
 
         // User
         when(user.getUniqueId()).thenReturn(uuid);
@@ -419,7 +422,7 @@ public class IslandTest {
      */
     @Test
     public void testGetWorld() {
-        assertNull(i.getWorld());
+        assertEquals(i.getWorld(), world);
     }
 
     /**
@@ -564,6 +567,7 @@ public class IslandTest {
     public void testGetProtectionBoundingBox() {
         i.setWorld(world);
         assertNotNull(i.getProtectionBoundingBox());
+        assertEquals("BoundingBox [minX=-100.0, minY=0.0, minZ=-100.0, maxX=100.0, maxY=0.0, maxZ=100.0]", i.getProtectionBoundingBox().toString());
     }
 
     /**
@@ -1018,7 +1022,7 @@ public class IslandTest {
      */
     @Test
     public void testSetCooldowns() {
-        i.setCooldowns(Collections.singletonMap(Flags.BREAK_BLOCKS, 123L));
+        i.setCooldowns(Collections.singletonMap(Flags.BREAK_BLOCKS.getID(), 123L));
         assertFalse(i.getCooldowns().isEmpty());
     }
 

src/test/java/world/bentobox/bentobox/listeners/flags/clicklisteners/GeoMobLimitTabTest.java

@@ -110,13 +110,13 @@ public class GeoMobLimitTabTest {
         assertEquals("AXOLOTL", list.get(0));
 
         // Click on AXOLOTL
-        tab.onClick(panel, user, ClickType.LEFT, 9);
+        tab.onClick(panel, user, ClickType.LEFT, 10);
         list.forEach(System.out::println);
         assertEquals(2, list.size());
         assertEquals("COW", list.get(1));
         assertEquals("BAT", list.get(0));
         // Click on AXOLOTL again to have it added
-        tab.onClick(panel, user, ClickType.LEFT, 9);
+        tab.onClick(panel, user, ClickType.LEFT, 10);
         assertEquals(3, list.size());
         assertEquals("BAT", list.get(0));
         assertEquals("COW", list.get(1));

src/test/java/world/bentobox/bentobox/listeners/flags/protection/BlockInteractionListenerTest.java

@@ -69,7 +69,7 @@ public class BlockInteractionListenerTest extends AbstractCommonSetup {
         clickedBlocks.put(Material.WHITE_BED, Flags.BED);
         when(Tag.BEDS.isTagged(Material.WHITE_BED)).thenReturn(true);
         clickedBlocks.put(Material.BREWING_STAND, Flags.BREWING);
-        clickedBlocks.put(Material.CAULDRON, Flags.BREWING);
+        clickedBlocks.put(Material.WATER_CAULDRON, Flags.COLLECT_WATER);
         clickedBlocks.put(Material.BARREL, Flags.BARREL);
         clickedBlocks.put(Material.CHEST, Flags.CHEST);
         clickedBlocks.put(Material.CHEST_MINECART, Flags.CHEST);
@@ -87,6 +87,7 @@ public class BlockInteractionListenerTest extends AbstractCommonSetup {
         clickedBlocks.put(Material.IRON_TRAPDOOR, Flags.TRAPDOOR);
         when(Tag.TRAPDOORS.isTagged(Material.IRON_TRAPDOOR)).thenReturn(true);
         clickedBlocks.put(Material.SPRUCE_FENCE_GATE, Flags.GATE);
+        when(Tag.FENCE_GATES.isTagged(Material.SPRUCE_FENCE_GATE)).thenReturn(true);
         clickedBlocks.put(Material.BLAST_FURNACE, Flags.FURNACE);
         clickedBlocks.put(Material.CAMPFIRE, Flags.FURNACE);
         clickedBlocks.put(Material.FURNACE_MINECART, Flags.FURNACE);
@@ -110,7 +111,9 @@ public class BlockInteractionListenerTest extends AbstractCommonSetup {
         clickedBlocks.put(Material.DRAGON_EGG, Flags.DRAGON_EGG);
         clickedBlocks.put(Material.END_PORTAL_FRAME, Flags.PLACE_BLOCKS);
         clickedBlocks.put(Material.ITEM_FRAME, Flags.ITEM_FRAME);
+        clickedBlocks.put(Material.GLOW_ITEM_FRAME, Flags.ITEM_FRAME);
         clickedBlocks.put(Material.SWEET_BERRY_BUSH, Flags.BREAK_BLOCKS);
+        clickedBlocks.put(Material.CAVE_VINES, Flags.BREAK_BLOCKS);
         clickedBlocks.put(Material.CAKE, Flags.CAKE);
         clickedBlocks.put(Material.BEEHIVE, Flags.HIVE);
         clickedBlocks.put(Material.BEE_NEST, Flags.HIVE);
@@ -134,6 +137,8 @@ public class BlockInteractionListenerTest extends AbstractCommonSetup {
         // Nothing in hand right now
         when(item.getType()).thenReturn(Material.AIR);
         when(player.getInventory()).thenReturn(inv);
+        when(inv.getItemInMainHand()).thenReturn(item);
+        when(inv.getItemInOffHand()).thenReturn(new ItemStack(Material.BUCKET));
 
         // FlagsManager
         setFlags();

src/test/java/world/bentobox/bentobox/listeners/flags/settings/MobSpawnListenerTest.java

@@ -45,6 +45,8 @@ import world.bentobox.bentobox.managers.FlagsManager;
 import world.bentobox.bentobox.managers.IslandWorldManager;
 import world.bentobox.bentobox.managers.IslandsManager;
 import world.bentobox.bentobox.util.Util;
+import world.bentobox.bentobox.versions.ServerCompatibility;
+
 
 @RunWith(PowerMockRunner.class)
 @PrepareForTest( {BentoBox.class, Bukkit.class, Flags.class, Util.class })
@@ -78,6 +80,10 @@ public class MobSpawnListenerTest {
         when(server.getWorld("world")).thenReturn(world);
         when(server.getVersion()).thenReturn("BSB_Mocking");
 
+        ServerCompatibility serverCompatibility = mock(ServerCompatibility.class);
+        Whitebox.setInternalState(ServerCompatibility.class, "instance", serverCompatibility);
+        when(serverCompatibility.getServerVersion()).thenReturn(ServerCompatibility.ServerVersion.V1_19);
+
         PluginManager pim = mock(PluginManager.class);
 
         ItemFactory itemFactory = mock(ItemFactory.class);

src/test/java/world/bentobox/bentobox/listeners/flags/worldsettings/ChestDamageListenerTest.java

@@ -19,11 +19,7 @@ import java.util.Map;
 import java.util.Optional;
 import java.util.logging.Logger;
 
-import org.bukkit.Bukkit;
+import org.bukkit.*;
-import org.bukkit.Location;
-import org.bukkit.Material;
-import org.bukkit.Server;
-import org.bukkit.World;
 import org.bukkit.block.Block;
 import org.bukkit.entity.Cow;
 import org.bukkit.entity.Entity;
@@ -50,6 +46,7 @@ import world.bentobox.bentobox.Settings;
 import world.bentobox.bentobox.api.configuration.WorldSettings;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.database.objects.Island;
+import world.bentobox.bentobox.listeners.flags.AbstractCommonSetup;
 import world.bentobox.bentobox.lists.Flags;
 import world.bentobox.bentobox.managers.FlagsManager;
 import world.bentobox.bentobox.managers.IslandWorldManager;
@@ -64,18 +61,25 @@ import world.bentobox.bentobox.util.Util;
  */
 @RunWith(PowerMockRunner.class)
 @PrepareForTest( {Bukkit.class, BentoBox.class, Flags.class, Util.class} )
-public class ChestDamageListenerTest {
+public class ChestDamageListenerTest extends AbstractCommonSetup
+{
 
     private Location location;
     private BentoBox plugin;
     private World world;
 
+    @Override
     @Before
-    public void setUp() {
+    public void setUp() throws Exception {
+        super.setUp();
+
         // Set up plugin
         plugin = mock(BentoBox.class);
         Whitebox.setInternalState(BentoBox.class, "instance", plugin);
 
+        // Tags
+        when(Tag.SHULKER_BOXES.isTagged(any(Material.class))).thenReturn(false);
+
         Server server = mock(Server.class);
         world = mock(World.class);
         when(server.getLogger()).thenReturn(Logger.getAnonymousLogger());
@@ -161,8 +165,6 @@ public class ChestDamageListenerTest {
         // Util
         PowerMockito.mockStatic(Util.class);
         when(Util.getWorld(Mockito.any())).thenReturn(mock(World.class));
-
-
     }
 
     @After

src/test/java/world/bentobox/bentobox/managers/BlueprintClipboardManagerTest.java

@@ -39,6 +39,8 @@ import world.bentobox.bentobox.BentoBox;
 import world.bentobox.bentobox.api.user.User;
 import world.bentobox.bentobox.blueprints.Blueprint;
 import world.bentobox.bentobox.blueprints.BlueprintClipboard;
+import world.bentobox.bentobox.util.Util;
+
 
 /**
  * @author tastybento
@@ -345,7 +347,7 @@ public class BlueprintClipboardManagerTest {
     }
 
     /**
-     * Test method for {@link world.bentobox.bentobox.managers.BlueprintClipboardManager#save(world.bentobox.bentobox.api.user.User, java.lang.String)}.
+     * Test method for {@link world.bentobox.bentobox.managers.BlueprintClipboardManager#save(world.bentobox.bentobox.api.user.User, java.lang.String, java.lang.String)}.
      * @throws IOException
      */
     @Test
@@ -361,14 +363,14 @@ public class BlueprintClipboardManagerTest {
         BlueprintClipboardManager bcm = new BlueprintClipboardManager(plugin, blueprintFolder);
         bcm.load(BLUEPRINT);
         User user = mock(User.class);
-        assertTrue(bcm.save(user, "test1234"));
+        assertTrue(bcm.save(user, "test1234", ""));
         File bp = new File(blueprintFolder, "test1234.blu");
         assertTrue(bp.exists());
         verify(user).sendMessage("general.success");
     }
 
     /**
-     * Test method for {@link world.bentobox.bentobox.managers.BlueprintClipboardManager#save(world.bentobox.bentobox.api.user.User, java.lang.String)}.
+     * Test method for {@link world.bentobox.bentobox.managers.BlueprintClipboardManager#save(world.bentobox.bentobox.api.user.User, java.lang.String, java.lang.String)}.
      * @throws IOException
      */
     @Test
@@ -384,14 +386,14 @@ public class BlueprintClipboardManagerTest {
         BlueprintClipboardManager bcm = new BlueprintClipboardManager(plugin, blueprintFolder);
         bcm.load(BLUEPRINT);
         User user = mock(User.class);
-        assertTrue(bcm.save(user, "test.1234/../../film"));
+        assertTrue(bcm.save(user, Util.sanitizeInput("test.1234/../../film"), ""));
-        File bp = new File(blueprintFolder, "test1234film.blu");
+        File bp = new File(blueprintFolder, "test.1234_.._.._film.blu");
         assertTrue(bp.exists());
         verify(user).sendMessage("general.success");
     }
 
     /**
-     * Test method for {@link world.bentobox.bentobox.managers.BlueprintClipboardManager#save(world.bentobox.bentobox.api.user.User, java.lang.String)}.
+     * Test method for {@link world.bentobox.bentobox.managers.BlueprintClipboardManager#save(world.bentobox.bentobox.api.user.User, java.lang.String, java.lang.String)}.
      * @throws IOException
      */
     @Test
@@ -407,14 +409,14 @@ public class BlueprintClipboardManagerTest {
         BlueprintClipboardManager bcm = new BlueprintClipboardManager(plugin, blueprintFolder);
         bcm.load(BLUEPRINT);
         User user = mock(User.class);
-        assertTrue(bcm.save(user, "日本語の言葉"));
+        assertTrue(bcm.save(user, "日本語の言葉", ""));
         File bp = new File(blueprintFolder, "日本語の言葉.blu");
         assertTrue(bp.exists());
         verify(user).sendMessage("general.success");
     }
 
     /**
-     * Test method for {@link world.bentobox.bentobox.managers.BlueprintClipboardManager#save(world.bentobox.bentobox.api.user.User, java.lang.String)}.
+     * Test method for {@link world.bentobox.bentobox.managers.BlueprintClipboardManager#save(world.bentobox.bentobox.api.user.User, java.lang.String, java.lang.String)}.
      * @throws IOException
      */
     @Test
@@ -430,8 +432,9 @@ public class BlueprintClipboardManagerTest {
         BlueprintClipboardManager bcm = new BlueprintClipboardManager(plugin, blueprintFolder);
         bcm.load(BLUEPRINT);
         User user = mock(User.class);
-        assertTrue(bcm.save(user, "日本語の言葉/../../../config"));
+
-        File bp = new File(blueprintFolder, "日本語の言葉config.blu");
+        assertTrue(bcm.save(user, Util.sanitizeInput("日本語の言葉/../../../config"), ""));
+        File bp = new File(blueprintFolder, "日本語の言葉_.._.._.._config.blu");
         assertTrue(bp.exists());
         verify(user).sendMessage("general.success");
     }

src/test/java/world/bentobox/bentobox/managers/BlueprintsManagerTest.java

@@ -526,8 +526,6 @@ public class BlueprintsManagerTest {
         BlueprintsManager bpm = new BlueprintsManager(plugin);
         bpm.addBlueprintBundle(addon, bb);
         assertEquals("bundle", bpm.validate(addon, "bundle"));
-        // Mixed case
-        assertEquals("buNdle", bpm.validate(addon, "buNdle"));
         // Not there
         assertNull(bpm.validate(addon, "buNdle2"));
     }
@@ -651,18 +649,19 @@ public class BlueprintsManagerTest {
     }
 
     /**
-     * Test method for {@link world.bentobox.bentobox.managers.BlueprintsManager#renameBlueprint(world.bentobox.bentobox.api.addons.GameModeAddon, world.bentobox.bentobox.blueprints.Blueprint, java.lang.String)}.
+     * Test method for {@link world.bentobox.bentobox.managers.BlueprintsManager#renameBlueprint(world.bentobox.bentobox.api.addons.GameModeAddon, world.bentobox.bentobox.blueprints.Blueprint, java.lang.String, java.lang.String)}.
      */
     @Test
     public void testRenameBlueprint() {
         // Save it
         BlueprintsManager bpm = new BlueprintsManager(plugin);
         bpm.saveBlueprint(addon, defaultBp);
+        bpm.addBlueprint(addon, defaultBp);
         File blueprints = new File(dataFolder, BlueprintsManager.FOLDER_NAME);
         File d = new File(blueprints, "bedrock.blu");
         assertTrue(d.exists());
         // Rename it
-        bpm.renameBlueprint(addon, defaultBp, "bedrock2");
+        bpm.renameBlueprint(addon, defaultBp, "bedrock2", "");
         assertFalse(d.exists());
         d = new File(blueprints, "bedrock2.blu");
         assertTrue(d.exists());