Add teleport command.

src/main/java/com/onarandombox/MultiverseCore/commands_acf/TeleportCommand.java

@@ -0,0 +1,196 @@
+package com.onarandombox.MultiverseCore.commands_acf;
+
+import co.aikar.commands.annotation.CommandAlias;
+import co.aikar.commands.annotation.CommandCompletion;
+import co.aikar.commands.annotation.Description;
+import co.aikar.commands.annotation.Flags;
+import co.aikar.commands.annotation.Single;
+import co.aikar.commands.annotation.Subcommand;
+import co.aikar.commands.annotation.Syntax;
+import com.dumptruckman.minecraft.util.Logging;
+import com.onarandombox.MultiverseCore.MultiverseCore;
+import com.onarandombox.MultiverseCore.api.MVDestination;
+import com.onarandombox.MultiverseCore.api.SafeTTeleporter;
+import com.onarandombox.MultiverseCore.api.Teleporter;
+import com.onarandombox.MultiverseCore.destination.CustomTeleporterDestination;
+import com.onarandombox.MultiverseCore.destination.InvalidDestination;
+import com.onarandombox.MultiverseCore.destination.WorldDestination;
+import com.onarandombox.MultiverseCore.enums.TeleportResult;
+import com.onarandombox.MultiverseCore.event.MVTeleportEvent;
+import org.bukkit.ChatColor;
+import org.bukkit.Location;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.jetbrains.annotations.NotNull;
+
+public class TeleportCommand extends MultiverseCommand {
+
+    private final SafeTTeleporter playerTeleporter;
+
+    private static final int UNSAFE_TELEPORT_EXPIRE_DELAY = 300; // In ticks
+
+    public TeleportCommand(MultiverseCore plugin) {
+        super(plugin);
+        this.playerTeleporter = this.plugin.getSafeTTeleporter();
+    }
+
+    @CommandAlias("mvtp")
+    @Syntax("[player] <destination>")
+    @CommandCompletion("@players|@MVWorlds @MVWorlds")
+    @Description("Alias for /mv tp")
+    public void doTeleportCommand(@NotNull CommandSender sender,
+                                  @NotNull @Flags("other,defaultself,fallbackself") Player player,
+                                  @NotNull @Single String destinationName) {
+
+        doTeleport(sender, player, destinationName);
+    }
+
+    @CommandAlias("mv")
+    @Subcommand("tp|teleport")
+    @Syntax("[player] <destination>")
+    @CommandCompletion("@players|@MVWorlds @MVWorlds")
+    @Description("Allows you to the teleport to a location on your server!")
+    public void doSameTeleportCommand(@NotNull CommandSender sender,
+                                      @NotNull @Flags("other,defaultself,fallbackself") Player player,
+                                      @NotNull @Single String destinationName) {
+
+        doTeleport(sender, player, destinationName);
+    }
+
+    private void doTeleport(@NotNull CommandSender teleporter,
+                            @NotNull Player teleportee,
+                            @NotNull String destinationName) {
+
+        destinationName = parseCannonDestination(teleportee, destinationName);
+        MVDestination destination = this.plugin.getDestFactory().getDestination(destinationName);
+
+        MVTeleportEvent teleportEvent = new MVTeleportEvent(destination, teleportee, teleporter, true);
+        this.plugin.getServer().getPluginManager().callEvent(teleportEvent);
+        if (teleportEvent.isCancelled()) {
+            Logging.fine("Someone else cancelled the MVTeleport Event!!!");
+            return;
+        }
+
+        if (destination instanceof InvalidDestination) {
+            teleporter.sendMessage(String.format("Multiverse does not know how to take you to %s%s", ChatColor.RED, destinationName));
+            return;
+        }
+
+        if (!this.checkSendPermissions(teleporter, teleportee, destination)) {
+            return;
+        }
+
+        if (this.plugin.getMVConfig().getEnforceAccess() && !this.plugin.getMVPerms().canEnterDestination(teleportee, destination)) {
+            teleporter.sendMessage((teleportee.equals(teleporter))
+                    ? "Doesn't look like you're allowed to go " + ChatColor.RED + "there..."
+                    : "Doesn't look like you're allowed to send " + ChatColor.GOLD + teleportee.getName() + ChatColor.WHITE + " to " + ChatColor.RED + "there...");
+            return;
+        }
+
+        if (!this.plugin.getMVPerms().canTravelFromLocation(teleporter, destination.getLocation(teleportee))) {
+            teleporter.sendMessage((teleportee.equals(teleporter))
+                    ? String.format("DOH! Doesn't look like you can get to %s%s %sfrom where you are...", ChatColor.GREEN, destination.toString(), ChatColor.WHITE)
+                    : String.format("DOH! Doesn't look like %s%s %scan get to %sTHERE from where they are...", ChatColor.GREEN, ((Player) teleporter).getWorld().getName(), ChatColor.WHITE, ChatColor.RED));
+            return;
+        }
+
+        // Special check to verify if players are trying to teleport to the same WORLD Destination
+        // as the world they're in, that they ALSO have multiverse.core.spawn.self
+        if (destination instanceof WorldDestination
+                && teleportee.getWorld().equals(destination.getLocation(teleportee).getWorld())
+                && !checkSpawnPermissions(teleporter, teleportee)) {
+            return;
+        }
+
+        if (destination.getLocation(teleportee) == null) {
+            teleporter.sendMessage("Sorry Boss, I tried everything, but just couldn't teleport ya there!");
+            return;
+        }
+
+        Teleporter teleportObject = (destination instanceof CustomTeleporterDestination)
+                ? ((CustomTeleporterDestination) destination).getTeleporter()
+                : this.playerTeleporter;
+
+        TeleportResult result = teleportObject.teleport(teleporter, teleportee, destination);
+        if (result == TeleportResult.FAIL_UNSAFE) {
+            Logging.fine("Could not teleport " + teleportee.getName() + " to " + this.plugin.getLocationManipulation().strCoordsRaw(destination.getLocation(teleportee)));
+            this.plugin.getMVCommandManager().getQueueManager().addToQueue(
+                    teleporter,
+                    unsafeTeleportRunnable(teleporter, teleportee, destination.getLocation(teleportee)),
+                    UNSAFE_TELEPORT_EXPIRE_DELAY);
+        }
+
+        // else: Player was teleported successfully (or the tp event was fired I should say)
+    }
+
+    @NotNull
+    private String parseCannonDestination(@NotNull Player teleportee, String destinationName) {
+        if (!destinationName.matches("(?i)cannon-[\\d]+(\\.[\\d]+)?")) {
+            return destinationName;
+        }
+
+        String[] cannonSpeed = destinationName.split("-");
+        try {
+            double speed = Double.parseDouble(cannonSpeed[1]);
+            destinationName = "ca:" + teleportee.getWorld().getName() + ":" + teleportee.getLocation().getX()
+                    + "," + teleportee.getLocation().getY() + "," + teleportee.getLocation().getZ() + ":"
+                    + teleportee.getLocation().getPitch() + ":" + teleportee.getLocation().getYaw() + ":" + speed;
+        }
+        catch (Exception e) {
+            destinationName = "i:invalid";
+        }
+
+        return destinationName;
+    }
+
+    private boolean checkSendPermissions(@NotNull CommandSender teleporter,
+                                         @NotNull Player teleportee,
+                                         @NotNull MVDestination destination) {
+
+        if (teleporter.equals(teleportee)) {
+            if (!this.plugin.getMVPerms().hasPermission(teleporter, "multiverse.teleport.self." + destination.getIdentifier(), true)) {
+                teleporter.sendMessage(String.format("%sYou don't have permission to teleport %syourself %sto a %s%s %sDestination", ChatColor.WHITE, ChatColor.AQUA, ChatColor.WHITE, ChatColor.RED, destination.getType(), ChatColor.WHITE));
+                teleporter.sendMessage(String.format("%s   (multiverse.teleport.self.%s)", ChatColor.RED, destination.getIdentifier()));
+                return false;
+            }
+            return true;
+        }
+        if (!this.plugin.getMVPerms().hasPermission(teleporter, "multiverse.teleport.other." + destination.getIdentifier(), true)) {
+            teleporter.sendMessage(String.format("You don't have permission to teleport another player to a %s%s Destination.", ChatColor.GREEN, destination.getType()));
+            teleporter.sendMessage(String.format("%s(multiverse.teleport.other.%s)", ChatColor.RED, destination.getIdentifier()));
+            return false;
+        }
+        return true;
+    }
+
+    private boolean checkSpawnPermissions(@NotNull CommandSender teleporter,
+                                          @NotNull Player teleportee) {
+
+        if (teleporter.equals(teleportee)) {
+            if (!this.plugin.getMVPerms().hasPermission(teleporter, "multiverse.core.spawn.self", true)) {
+                teleporter.sendMessage(String.format("Sorry you don't have permission to go to the world spawn!"));
+                //TODO: Dont think we should show permission anymore, or at least need to conform to the config.
+                teleporter.sendMessage(String.format("%s  (multiverse.core.spawn.self)", ChatColor.RED));
+                return false;
+            }
+            return true;
+        }
+
+        if (!this.plugin.getMVPerms().hasPermission(teleporter, "multiverse.core.spawn.other", true)) {
+            teleporter.sendMessage(String.format("Sorry you don't have permission to send %s to the world spawn!", teleportee.getDisplayName()));
+            teleporter.sendMessage(String.format("%s  (multiverse.core.spawn.other)", ChatColor.RED));
+            return false;
+        }
+        return true;
+    }
+
+    @NotNull
+    private Runnable unsafeTeleportRunnable(@NotNull CommandSender teleporter,
+                                            @NotNull Player teleportee,
+                                            @NotNull Location location) {
+
+        return () -> {
+            this.plugin.getSafeTTeleporter().safelyTeleport(teleporter, teleportee, location, false);
+        };
+    }
+}

src/main/java/com/onarandombox/MultiverseCore/commands_helper/CommandQueueManager.java

@@ -38,6 +38,7 @@ public class CommandQueueManager {
         queuedCommands.put(sender, queuedCommand);
         queuedCommand.setExpireTask(runExpireLater(queuedCommand, validPeriod));
 
+        //TODO: Custom message for needing to confirm reason.
         sender.sendMessage("The command you are trying to run is deemed dangerous.");
         sender.sendMessage("Run /mv confirm to continue.");
     }

src/main/java/com/onarandombox/MultiverseCore/commands_helper/MVCommandManager.java

@@ -30,6 +30,7 @@ import com.onarandombox.MultiverseCore.commands_acf.ReloadCommand;
 import com.onarandombox.MultiverseCore.commands_acf.RemoveCommand;
 import com.onarandombox.MultiverseCore.commands_acf.ScriptCommand;
 import com.onarandombox.MultiverseCore.commands_acf.SpawnCommand;
+import com.onarandombox.MultiverseCore.commands_acf.TeleportCommand;
 import com.onarandombox.MultiverseCore.commands_acf.UnloadCommand;
 import com.onarandombox.MultiverseCore.commands_acf.UsageCommand;
 import org.bukkit.ChatColor;
@@ -86,6 +87,7 @@ public class MVCommandManager extends PaperCommandManager {
         registerCommand(new GameRuleCommand(plugin));
         registerCommand(new EnvironmentCommand(plugin));
         registerCommand(new RegenCommand(plugin));
+        registerCommand(new TeleportCommand(plugin));
     }
 
     @Override