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Code Issues Projects Releases Wiki Activity

Improve NPC handling in WorldGuard's listeners (#1988)

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* fix: added more npc checks in listeners
* Do not listen to events from NPCs such as Citizens. Don't handle NPCs as players.
* replaced hasMetaData calls by Entities utilities class
This commit is contained in:
JOO200 2023-03-23 18:58:48 +01:00 committed by GitHub
parent 1e81a91d4d
commit ece376a69e
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GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 61 additions and 54 deletions
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6
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/WorldGuardPlugin.java
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@ -60,6 +60,7 @@
import com.sk89q.worldguard.bukkit.listener.WorldRulesListener;
import com.sk89q.worldguard.bukkit.session.BukkitSessionManager;
import com.sk89q.worldguard.bukkit.util.ClassSourceValidator;
import com.sk89q.worldguard.bukkit.util.Entities;
import com.sk89q.worldguard.bukkit.util.Events;
import com.sk89q.worldguard.commands.GeneralCommands;
import com.sk89q.worldguard.commands.ProtectionCommands;
@ -419,8 +420,9 @@ public LocalPlayer wrapPlayer(Player player, boolean silenced) {
}
public Actor wrapCommandSender(CommandSender sender) {
if (sender instanceof Player) {
return wrapPlayer((Player) sender);
if (sender instanceof Player player) {
if (Entities.isNPC(player)) return null;
return wrapPlayer(player);
}
try {

17
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/cause/Cause.java
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@ -24,6 +24,7 @@
import com.sk89q.worldguard.bukkit.BukkitWorldConfiguration;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.bukkit.internal.WGMetadata;
import com.sk89q.worldguard.bukkit.util.Entities;
import io.papermc.lib.PaperLib;
import org.bukkit.Bukkit;
import org.bukkit.block.Block;
@ -134,8 +135,8 @@ public Object getRootCause() {
@Nullable
public Player getFirstPlayer() {
for (Object object : causes) {
if (object instanceof Player) {
return (Player) object;
if (object instanceof Player p && !Entities.isNPC(p)) {
return p;
}
}
@ -145,8 +146,8 @@ public Player getFirstPlayer() {
@Nullable
public Entity getFirstEntity() {
for (Object object : causes) {
if (object instanceof Entity) {
return (Entity) object;
if (object instanceof Entity e) {
return e;
}
}
@ -156,8 +157,8 @@ public Entity getFirstEntity() {
@Nullable
public Entity getFirstNonPlayerEntity() {
for (Object object : causes) {
if (object instanceof Entity && !(object instanceof Player)) {
return (Entity) object;
if (object instanceof Entity e && (!(object instanceof Player) || Entities.isNPC(e))) {
return e;
}
}
@ -167,8 +168,8 @@ public Entity getFirstNonPlayerEntity() {
@Nullable
public Block getFirstBlock() {
for (Object object : causes) {
if (object instanceof Block) {
return (Block) object;
if (object instanceof Block b) {
return b;
}
}

16
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/listener/AbstractListener.java
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@ -29,6 +29,7 @@
import com.sk89q.worldguard.bukkit.BukkitWorldConfiguration;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.bukkit.cause.Cause;
import com.sk89q.worldguard.bukkit.util.Entities;
import com.sk89q.worldguard.config.WorldConfiguration;
import com.sk89q.worldguard.domains.Association;
import com.sk89q.worldguard.protection.association.DelayedRegionOverlapAssociation;
@ -124,13 +125,12 @@ protected RegionAssociable createRegionAssociable(Cause cause) {
if (!cause.isKnown()) {
return Associables.constant(Association.NON_MEMBER);
} else if (rootCause instanceof Player) {
return getPlugin().wrapPlayer((Player) rootCause);
} else if (rootCause instanceof OfflinePlayer) {
return getPlugin().wrapOfflinePlayer((OfflinePlayer) rootCause);
} else if (rootCause instanceof Entity) {
} else if (rootCause instanceof Player player && !Entities.isNPC(player)) {
return getPlugin().wrapPlayer(player);
} else if (rootCause instanceof OfflinePlayer offlinePlayer) {
return getPlugin().wrapOfflinePlayer(offlinePlayer);
} else if (rootCause instanceof Entity entity) {
RegionQuery query = WorldGuard.getInstance().getPlatform().getRegionContainer().createQuery();
final Entity entity = (Entity) rootCause;
BukkitWorldConfiguration config = getWorldConfig(entity.getWorld());
Location loc;
if (PaperLib.isPaper() && config.usePaperEntityOrigin) {
@ -144,9 +144,9 @@ protected RegionAssociable createRegionAssociable(Cause cause) {
}
return new DelayedRegionOverlapAssociation(query, BukkitAdapter.adapt(loc),
config.useMaxPriorityAssociation);
} else if (rootCause instanceof Block) {
} else if (rootCause instanceof Block block) {
RegionQuery query = WorldGuard.getInstance().getPlatform().getRegionContainer().createQuery();
Location loc = ((Block) rootCause).getLocation();
Location loc = block.getLocation();
return new DelayedRegionOverlapAssociation(query, BukkitAdapter.adapt(loc),
getWorldConfig(loc.getWorld()).useMaxPriorityAssociation);
} else {

14
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/listener/InvincibilityListener.java
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@ -22,6 +22,7 @@
import com.sk89q.worldguard.LocalPlayer;
import com.sk89q.worldguard.WorldGuard;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.bukkit.util.Entities;
import org.bukkit.entity.Entity;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Player;
@ -57,9 +58,9 @@ private boolean isInvincible(LocalPlayer player) {
@EventHandler(ignoreCancelled = true)
public void onEntityDamage(EntityDamageEvent event) {
Entity victim = event.getEntity();
if (Entities.isNPC(victim)) return;
if (victim instanceof Player) {
Player player = (Player) victim;
if (victim instanceof Player player) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer(player);
if (isInvincible(localPlayer)) {
@ -87,9 +88,9 @@ public void onEntityDamage(EntityDamageEvent event) {
@EventHandler(ignoreCancelled = true)
public void onEntityCombust(EntityCombustEvent event) {
Entity entity = event.getEntity();
if (Entities.isNPC(entity)) return;
if (entity instanceof Player) {
Player player = (Player) entity;
if (entity instanceof Player player) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer(player);
if (isInvincible(localPlayer)) {
@ -100,8 +101,9 @@ public void onEntityCombust(EntityCombustEvent event) {
@EventHandler(ignoreCancelled = true)
public void onFoodLevelChange(FoodLevelChangeEvent event) {
if (event.getEntity() instanceof Player) {
Player player = (Player) event.getEntity();
if (Entities.isNPC(event.getEntity())) return;
if (event.getEntity() instanceof Player player) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer(player);
if (event.getFoodLevel() < player.getFoodLevel() && isInvincible(localPlayer)) {

21
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/listener/RegionFlagsListener.java
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@ -25,6 +25,7 @@
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.bukkit.event.block.BreakBlockEvent;
import com.sk89q.worldguard.bukkit.event.block.PlaceBlockEvent;
import com.sk89q.worldguard.bukkit.util.Entities;
import com.sk89q.worldguard.bukkit.util.Materials;
import com.sk89q.worldguard.config.WorldConfiguration;
import com.sk89q.worldguard.protection.association.RegionAssociable;
@ -118,24 +119,24 @@ public void onEntityDamage(EntityDamageEvent event) {
World world = entity.getWorld();
if (!isRegionSupportEnabled(world)) return; // Region support disabled
if (Entities.isNPC(entity)) return;
if (!(entity instanceof Player player)) return;
RegionQuery query = WorldGuard.getInstance().getPlatform().getRegionContainer().createQuery();
if (entity instanceof Player && event.getCause() == DamageCause.FALL) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer((Player) entity);
if (event.getCause() == DamageCause.FALL) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer(player);
if (!query.testState(BukkitAdapter.adapt(entity.getLocation()), localPlayer, Flags.FALL_DAMAGE)) {
event.setCancelled(true);
return;
}
} else {
if (entity instanceof Player && event.getCause() == DamageCause.FLY_INTO_WALL) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer((Player) entity);
if (!query.testState(BukkitAdapter.adapt(entity.getLocation()), localPlayer, Flags.FALL_DAMAGE)) {
event.setCancelled(true);
return;
}
} else if (event.getCause() == DamageCause.FLY_INTO_WALL) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer(player);
if (!query.testState(BukkitAdapter.adapt(entity.getLocation()), localPlayer, Flags.FALL_DAMAGE)) {
event.setCancelled(true);
return;
}
}
}
/**

3
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/listener/RegionProtectionListener.java
View File

@ -522,8 +522,7 @@ public void onVehicleExit(VehicleExitEvent event) {
if (!isRegionSupportEnabled(vehicle.getWorld())) return; // Region support disabled
Entity exited = event.getExited();
if (vehicle instanceof Tameable && exited instanceof Player) {
Player player = (Player) exited;
if (vehicle instanceof Tameable && exited instanceof Player player && !Entities.isNPC(player)) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer(player);
if (!isWhitelisted(Cause.create(player), vehicle.getWorld(), false)) {
RegionQuery query = WorldGuard.getInstance().getPlatform().getRegionContainer().createQuery();

25
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/listener/WorldGuardEntityListener.java
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@ -138,8 +138,7 @@ private void onEntityDamageByBlock(EntityDamageByBlockEvent event) {
event.setCancelled(true);
return;
}
} else if (defender instanceof Player) {
Player player = (Player) defender;
} else if (defender instanceof Player player && !Entities.isNPC(defender)) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer(player);
if (wcfg.disableLavaDamage && type == DamageCause.LAVA) {
@ -227,8 +226,7 @@ private void onEntityDamageByEntity(EntityDamageByEntityEvent event) {
}
}
if (defender instanceof Player) {
Player player = (Player) defender;
if (defender instanceof Player player && !Entities.isNPC(defender)) {
LocalPlayer localPlayer = getPlugin().wrapPlayer(player);
if (wcfg.disableLightningDamage && event.getCause() == DamageCause.LIGHTNING) {
@ -289,8 +287,7 @@ private void onEntityDamageByProjectile(EntityDamageByEntityEvent event) {
}
WorldConfiguration wcfg = getWorldConfig(defender.getWorld());
if (defender instanceof Player) {
Player player = (Player) defender;
if (defender instanceof Player player && !Entities.isNPC(defender)) {
LocalPlayer localPlayer = getPlugin().wrapPlayer(player);
@ -363,8 +360,7 @@ public void onEntityDamage(EntityDamageEvent event) {
event.setCancelled(true);
return;
}
} else if (defender instanceof Player) {
Player player = (Player) defender;
} else if (defender instanceof Player player && !Entities.isNPC(defender)) {
LocalPlayer localPlayer = WorldGuardPlugin.inst().wrapPlayer(player);
if (type == DamageCause.WITHER) {
@ -665,8 +661,8 @@ public void onCreatePortal(PortalCreateEvent event) {
.get(world);
if (regionManager == null) return;
LocalPlayer associable = null;
if (event.getEntity() instanceof Player) {
associable = getPlugin().wrapPlayer(((Player) event.getEntity()));
if (event.getEntity() instanceof Player player) {
associable = getPlugin().wrapPlayer(player);
if (WorldGuard.getInstance().getPlatform().getSessionManager().hasBypass(associable, world)) {
return;
}
@ -745,10 +741,10 @@ public void onEntityRegainHealth(EntityRegainHealthEvent event) {
event.setCancelled(true);
return;
}
if (wcfg.useRegions && ent instanceof Player
if (wcfg.useRegions && ent instanceof Player player && !Entities.isNPC(ent)
&& !WorldGuard.getInstance().getPlatform().getRegionContainer().createQuery().testState(
BukkitAdapter.adapt(ent.getLocation()),
WorldGuardPlugin.inst().wrapPlayer((Player) ent),
WorldGuardPlugin.inst().wrapPlayer(player),
Flags.HEALTH_REGEN)) {
event.setCancelled(true);
}
@ -758,10 +754,11 @@ public void onEntityRegainHealth(EntityRegainHealthEvent event) {
public void onFoodChange(FoodLevelChangeEvent event) {
if (event.getItem() != null) return;
HumanEntity ent = event.getEntity();
if (!(ent instanceof Player)) return;
if (Entities.isNPC(ent)) return;
if (!(ent instanceof Player bukkitPlayer)) return;
if (event.getFoodLevel() > ent.getFoodLevel()) return;
LocalPlayer player = WorldGuardPlugin.inst().wrapPlayer((Player) ent);
LocalPlayer player = WorldGuardPlugin.inst().wrapPlayer(bukkitPlayer);
WorldConfiguration wcfg = getWorldConfig(ent.getWorld());
if (wcfg.useRegions

2
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/listener/WorldGuardPlayerListener.java
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@ -314,6 +314,7 @@ private void handlePhysicalInteract(PlayerInteractEvent event) {
@EventHandler(priority = EventPriority.HIGHEST)
public void onPlayerRespawn(PlayerRespawnEvent event) {
Player player = event.getPlayer();
if (com.sk89q.worldguard.bukkit.util.Entities.isNPC(player)) return;
WorldConfiguration wcfg = getWorldConfig(player.getWorld());
if (wcfg.useRegions) {
@ -348,6 +349,7 @@ public void onItemHeldChange(PlayerItemHeldEvent event) {
@EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
public void onPlayerTeleport(PlayerTeleportEvent event) {
Player player = event.getPlayer();
if (com.sk89q.worldguard.bukkit.util.Entities.isNPC(player)) return;
LocalPlayer localPlayer = getPlugin().wrapPlayer(player);
ConfigurationManager cfg = getConfig();
WorldConfiguration wcfg = getWorldConfig(player.getWorld());

2
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/listener/WorldGuardVehicleListener.java
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@ -24,6 +24,7 @@
import com.sk89q.worldguard.LocalPlayer;
import com.sk89q.worldguard.WorldGuard;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.bukkit.util.Entities;
import com.sk89q.worldguard.config.WorldConfiguration;
import com.sk89q.worldguard.session.MoveType;
import com.sk89q.worldguard.util.Locations;
@ -59,6 +60,7 @@ public void onVehicleMove(VehicleMoveEvent event) {
// Did we move a block?
if (Locations.isDifferentBlock(BukkitAdapter.adapt(event.getFrom()), BukkitAdapter.adapt(event.getTo()))) {
for (Player player : playerPassengers) {
if (Entities.isNPC(player)) continue;
LocalPlayer localPlayer = getPlugin().wrapPlayer(player);
Location lastValid;
if ((lastValid = WorldGuard.getInstance().getPlatform().getSessionManager().get(localPlayer)

7
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/session/BukkitSessionManager.java
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@ -25,6 +25,7 @@
import com.sk89q.worldguard.bukkit.BukkitPlayer;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.bukkit.event.player.ProcessPlayerEvent;
import com.sk89q.worldguard.bukkit.util.Entities;
import com.sk89q.worldguard.session.AbstractSessionManager;
import com.sk89q.worldguard.session.Session;
import com.sk89q.worldguard.session.handler.Handler;
@ -81,9 +82,9 @@ public void run() {
@Override
public boolean hasBypass(LocalPlayer player, World world) {
if (player instanceof BukkitPlayer) {
if (((BukkitPlayer) player).getPlayer().hasMetadata("NPC")
&& WorldGuard.getInstance().getPlatform().getGlobalStateManager().get(world).fakePlayerBuildOverride) {
if (player instanceof BukkitPlayer bukkitPlayer) {
if (Entities.isNPC(bukkitPlayer.getPlayer())
&& WorldGuard.getInstance().getPlatform().getGlobalStateManager().get(world).fakePlayerBuildOverride) {
return true;
}
if (!((BukkitPlayer) player).getPlayer().isOnline()) {

2
worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/util/InteropUtils.java
View File

@ -70,7 +70,7 @@ public static boolean isFakePlayer(Player player) {
UUID uuid = player.getUniqueId();
String name = player.getName();
if (player.hasMetadata("NPC")) {
if (Entities.isNPC(player)) {
return true;
}