WorldGuard/src/main/java/com/sk89q/worldguard/bukkit/WorldGuardEntityListener.java

1127 lines
45 KiB
Java

// $Id$
/*
* WorldGuard
* Copyright (C) 2010 sk89q <http://www.sk89q.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldguard.bukkit;
import static com.sk89q.worldguard.bukkit.BukkitUtil.toVector;
import java.util.HashSet;
import java.util.Set;
import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.entity.Creature;
import org.bukkit.entity.Creeper;
import org.bukkit.entity.EnderDragon;
import org.bukkit.entity.EnderPearl;
import org.bukkit.entity.Enderman;
import org.bukkit.entity.Entity;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Fireball;
import org.bukkit.entity.ItemFrame;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Player;
import org.bukkit.entity.Projectile;
import org.bukkit.entity.Slime;
import org.bukkit.entity.TNTPrimed;
import org.bukkit.entity.Tameable;
import org.bukkit.entity.ThrownPotion;
import org.bukkit.entity.Wither;
import org.bukkit.entity.WitherSkull;
import org.bukkit.entity.Wolf;
import org.bukkit.entity.minecart.ExplosiveMinecart;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.CreatureSpawnEvent;
import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
import org.bukkit.event.entity.CreeperPowerEvent;
import org.bukkit.event.entity.EntityBreakDoorEvent;
import org.bukkit.event.entity.EntityChangeBlockEvent;
import org.bukkit.event.entity.EntityCombustEvent;
import org.bukkit.event.entity.EntityCreatePortalEvent;
import org.bukkit.event.entity.EntityDamageByBlockEvent;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.event.entity.EntityDamageEvent;
import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
import org.bukkit.event.entity.EntityDeathEvent;
import org.bukkit.event.entity.EntityExplodeEvent;
import org.bukkit.event.entity.EntityInteractEvent;
import org.bukkit.event.entity.EntityRegainHealthEvent;
import org.bukkit.event.entity.ExpBottleEvent;
import org.bukkit.event.entity.ExplosionPrimeEvent;
import org.bukkit.event.entity.FoodLevelChangeEvent;
import org.bukkit.event.entity.PigZapEvent;
import org.bukkit.event.entity.PlayerDeathEvent;
import org.bukkit.event.entity.PotionSplashEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.potion.PotionEffect;
import org.bukkit.projectiles.ProjectileSource;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.blocks.BlockID;
import com.sk89q.worldguard.LocalPlayer;
import com.sk89q.worldguard.blacklist.events.ItemUseBlacklistEvent;
import com.sk89q.worldguard.protection.ApplicableRegionSet;
import com.sk89q.worldguard.protection.GlobalRegionManager;
import com.sk89q.worldguard.protection.events.DisallowedPVPEvent;
import com.sk89q.worldguard.protection.flags.DefaultFlag;
import com.sk89q.worldguard.protection.managers.RegionManager;
/**
* Listener for entity related events.
*
* @author sk89q
*/
public class WorldGuardEntityListener implements Listener {
private WorldGuardPlugin plugin;
/**
* Construct the object;
*
* @param plugin The plugin instance
*/
public WorldGuardEntityListener(WorldGuardPlugin plugin) {
this.plugin = plugin;
}
/**
* Register events.
*/
public void registerEvents() {
plugin.getServer().getPluginManager().registerEvents(this, plugin);
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onEntityInteract(EntityInteractEvent event) {
Entity entity = event.getEntity();
Block block = event.getBlock();
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(entity.getWorld());
if (block.getTypeId() == BlockID.SOIL) {
if (/* entity instanceof Creature && // catch for any entity (not thrown for players) */
wcfg.disableCreatureCropTrampling) {
event.setCancelled(true);
}
}
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onExpBottle(ExpBottleEvent event) {
WorldConfiguration wcfg = plugin.getGlobalStateManager().get(event.getEntity().getWorld());
if (wcfg.disableExpDrops || !plugin.getGlobalRegionManager().allows(DefaultFlag.EXP_DROPS,
event.getEntity().getLocation())) {
event.setExperience(0);
// event.setShowEffect(false); // don't want to cancel the bottle entirely I suppose, just the exp
}
}
@EventHandler(priority = EventPriority.HIGH)
public void onEntityDeath(EntityDeathEvent event) {
WorldConfiguration wcfg = plugin.getGlobalStateManager().get(event.getEntity().getWorld());
if (wcfg.disableExpDrops || !plugin.getGlobalRegionManager().allows(DefaultFlag.EXP_DROPS,
event.getEntity().getLocation())) {
event.setDroppedExp(0);
}
if (event instanceof PlayerDeathEvent && wcfg.disableDeathMessages) {
((PlayerDeathEvent) event).setDeathMessage("");
}
}
private void onEntityDamageByBlock(EntityDamageByBlockEvent event) {
Entity defender = event.getEntity();
DamageCause type = event.getCause();
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(defender.getWorld());
if (defender instanceof Wolf && ((Wolf) defender).isTamed()) {
if (wcfg.antiWolfDumbness && !(type == DamageCause.VOID)) {
event.setCancelled(true);
return;
}
} else if (defender instanceof Player) {
Player player = (Player) defender;
if (isInvincible(player)) {
event.setCancelled(true);
return;
}
if (wcfg.disableLavaDamage && type == DamageCause.LAVA) {
event.setCancelled(true);
player.setFireTicks(0);
return;
}
if (wcfg.disableContactDamage && type == DamageCause.CONTACT) {
event.setCancelled(true);
return;
}
if (wcfg.teleportOnVoid && type == DamageCause.VOID) {
BukkitUtil.findFreePosition(player);
event.setCancelled(true);
return;
}
if (wcfg.disableVoidDamage && type == DamageCause.VOID) {
event.setCancelled(true);
return;
}
if (type == DamageCause.BLOCK_EXPLOSION
&& (wcfg.disableExplosionDamage || wcfg.blockOtherExplosions
|| (wcfg.explosionFlagCancellation
&& !plugin.getGlobalRegionManager().allows(DefaultFlag.OTHER_EXPLOSION, player.getLocation())))) {
event.setCancelled(true);
return;
}
} else {
// for whatever reason, plugin-caused explosions with a null entity count as block explosions and aren't
// handled anywhere else
if (type == DamageCause.BLOCK_EXPLOSION
&& (wcfg.blockOtherExplosions
|| (wcfg.explosionFlagCancellation
&& !plugin.getGlobalRegionManager().allows(DefaultFlag.OTHER_EXPLOSION, defender.getLocation())))) {
event.setCancelled(true);
return;
}
}
}
private void onEntityDamageByEntity(EntityDamageByEntityEvent event) {
if (event.getDamager() instanceof Projectile) {
onEntityDamageByProjectile(event);
return;
}
Entity attacker = event.getDamager();
Entity defender = event.getEntity();
if (attacker instanceof Player) {
Player player = (Player) attacker;
LocalPlayer localPlayer = plugin.wrapPlayer(player);
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(player.getWorld());
ItemStack held = player.getInventory().getItemInHand();
if (held != null) {
if (wcfg.getBlacklist() != null) {
if (!wcfg.getBlacklist().check(
new ItemUseBlacklistEvent(plugin.wrapPlayer(player),
toVector(player.getLocation()), held.getTypeId()), false, false)) {
event.setCancelled(true);
return;
}
}
}
// Bukkit doesn't consider Slimes to be Creatures for whatever reason
if (defender instanceof Creature || defender instanceof Slime) {
if (wcfg.useRegions) {
Vector pt = toVector(defender.getLocation());
Vector pt2 = toVector(attacker.getLocation());
RegionManager mgr = plugin.getGlobalRegionManager().get(player.getWorld());
// Accumulate all entities that aren't allowed to be attacked here
Set<EntityType> entityTypes = new HashSet<EntityType>();
Set<EntityType> es = mgr.getApplicableRegions(pt).getFlag(DefaultFlag.DENY_PVM, localPlayer);
Set<EntityType> es2 = mgr.getApplicableRegions(pt2).getFlag(DefaultFlag.DENY_PVM, localPlayer);
if (es != null) entityTypes.addAll(es);
if (es2 != null) entityTypes.addAll(es2);
if (entityTypes.contains(defender.getType())) {
player.sendMessage(ChatColor.DARK_RED + "You may not attack that mob here.");
event.setCancelled(true);
return;
}
}
}
}
if (defender instanceof ItemFrame) {
if (checkItemFrameProtection(attacker, (ItemFrame) defender)) {
event.setCancelled(true);
return;
}
}
if (defender instanceof Player) {
Player player = (Player) defender;
LocalPlayer localPlayer = plugin.wrapPlayer(player);
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(player.getWorld());
if (isInvincible(player)) {
if (wcfg.regionInvinciblityRemovesMobs
&& attacker instanceof LivingEntity && !(attacker instanceof Player)
&& !(attacker instanceof Tameable && ((Tameable) attacker).isTamed())) {
attacker.remove();
}
event.setCancelled(true);
return;
}
if (wcfg.disableLightningDamage && event.getCause() == DamageCause.LIGHTNING) {
event.setCancelled(true);
return;
}
if (wcfg.disableExplosionDamage) {
switch (event.getCause()) {
case BLOCK_EXPLOSION:
case ENTITY_EXPLOSION:
event.setCancelled(true);
return;
}
}
if (attacker != null) {
if (wcfg.useRegions) {
Vector pt = toVector(defender.getLocation());
Vector pt2 = toVector(attacker.getLocation());
RegionManager mgr = plugin.getGlobalRegionManager().get(player.getWorld());
if (attacker instanceof Player) {
if (!mgr.getApplicableRegions(pt2).allows(DefaultFlag.PVP, plugin.wrapPlayer((Player) attacker))) {
tryCancelPVPEvent((Player) attacker, player, event, true);
} else if (!mgr.getApplicableRegions(pt).allows(DefaultFlag.PVP ,localPlayer)) {
tryCancelPVPEvent((Player) attacker, player, event, false);
}
} else {
// Accumulate all entities that aren't allowed to be attacked here
Set<EntityType> entityTypes = new HashSet<EntityType>();
Set<EntityType> es = mgr.getApplicableRegions(pt).getFlag(DefaultFlag.DENY_PVM, localPlayer);
Set<EntityType> es2 = mgr.getApplicableRegions(pt2).getFlag(DefaultFlag.DENY_PVM, localPlayer);
if (es != null) entityTypes.addAll(es);
if (es2 != null) entityTypes.addAll(es2);
if (entityTypes.contains(attacker.getType())) {
event.setCancelled(true);
return;
}
}
}
if (attacker instanceof TNTPrimed || attacker instanceof ExplosiveMinecart) {
// The check for explosion damage should be handled already... But... What ever...
if (wcfg.blockTNTExplosions) {
event.setCancelled(true);
return;
}
if (wcfg.useRegions && wcfg.explosionFlagCancellation) {
Vector pt = toVector(defender.getLocation());
RegionManager mgr = plugin.getGlobalRegionManager().get(player.getWorld());
ApplicableRegionSet set = mgr.getApplicableRegions(pt);
if (!set.allows(DefaultFlag.TNT, localPlayer)) {
event.setCancelled(true);
return;
}
}
}
if (attacker instanceof Fireball) {
if (attacker instanceof WitherSkull) {
if (wcfg.blockWitherSkullExplosions) {
event.setCancelled(true);
return;
}
} else {
if (wcfg.blockFireballExplosions) {
event.setCancelled(true);
return;
}
}
if (wcfg.useRegions) {
Fireball fireball = (Fireball) attacker;
Vector pt = toVector(defender.getLocation());
RegionManager mgr = plugin.getGlobalRegionManager().get(player.getWorld());
ApplicableRegionSet set = mgr.getApplicableRegions(pt);
if (fireball.getShooter() instanceof Player) {
Vector pt2 = toVector(((Player) fireball.getShooter()).getLocation());
if (!mgr.getApplicableRegions(pt2).allows(DefaultFlag.PVP, plugin.wrapPlayer((Player) fireball.getShooter()))) {
tryCancelPVPEvent((Player) fireball.getShooter(), player, event, true);
} else if (!set.allows(DefaultFlag.PVP, localPlayer)) {
tryCancelPVPEvent((Player) fireball.getShooter(), player, event, false);
}
} else {
if (!set.allows(DefaultFlag.GHAST_FIREBALL, localPlayer) && wcfg.explosionFlagCancellation) {
event.setCancelled(true);
return;
}
}
}
}
if (attacker instanceof LivingEntity && !(attacker instanceof Player)) {
if (attacker instanceof Creeper && wcfg.blockCreeperExplosions) {
event.setCancelled(true);
return;
}
if (wcfg.disableMobDamage) {
event.setCancelled(true);
return;
}
if (wcfg.useRegions) {
Vector pt = toVector(defender.getLocation());
RegionManager mgr = plugin.getGlobalRegionManager().get(player.getWorld());
ApplicableRegionSet set = mgr.getApplicableRegions(pt);
if (!set.allows(DefaultFlag.MOB_DAMAGE, localPlayer) && !(attacker instanceof Tameable)) {
event.setCancelled(true);
return;
}
if (attacker instanceof Creeper) {
if (!set.allows(DefaultFlag.CREEPER_EXPLOSION, localPlayer) && wcfg.explosionFlagCancellation) {
event.setCancelled(true);
return;
}
}
if (attacker instanceof Tameable) {
if (((Tameable) attacker).getOwner() == null) {
if (!set.allows(DefaultFlag.MOB_DAMAGE, localPlayer)) {
event.setCancelled(true);
return;
}
}
if (!(((Tameable) attacker).getOwner() instanceof Player)) {
return;
}
Player beastMaster = (Player) ((Tameable) attacker).getOwner();
Vector pt2 = toVector(attacker.getLocation());
if (!mgr.getApplicableRegions(pt2).allows(DefaultFlag.PVP, plugin.wrapPlayer(beastMaster))) {
tryCancelPVPEvent(beastMaster, player, event, true);
} else if (!set.allows(DefaultFlag.PVP, localPlayer)) {
tryCancelPVPEvent(beastMaster, player, event, false);
}
}
}
}
}
}
}
private void onEntityDamageByProjectile(EntityDamageByEntityEvent event) {
Entity defender = event.getEntity();
Entity attacker;
ProjectileSource source = ((Projectile) event.getDamager()).getShooter();
if (source instanceof LivingEntity) {
attacker = (LivingEntity) source;
} else {
return;
}
if (attacker instanceof Player) {
Player player = (Player) attacker;
LocalPlayer localPlayer = plugin.wrapPlayer(player);
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(player.getWorld());
if (event.getDamager() instanceof EnderPearl && attacker.equals(defender)) return;
if (wcfg.useRegions) {
Vector pt = toVector(defender.getLocation());
Vector pt2 = toVector(attacker.getLocation());
RegionManager mgr = plugin.getGlobalRegionManager().get(player.getWorld());
if (defender instanceof Player) {
if (!mgr.getApplicableRegions(pt2).allows(DefaultFlag.PVP, plugin.wrapPlayer((Player) attacker))) {
tryCancelPVPEvent((Player) attacker, player, event, true);
} else if (!mgr.getApplicableRegions(pt).allows(DefaultFlag.PVP, localPlayer)) {
tryCancelPVPEvent((Player) attacker, player, event, false);
}
} else {
// Accumulate all entities that aren't allowed to be attacked here
Set<EntityType> entityTypes = new HashSet<EntityType>();
Set<EntityType> es = mgr.getApplicableRegions(pt).getFlag(DefaultFlag.DENY_PVM, localPlayer);
Set<EntityType> es2 = mgr.getApplicableRegions(pt2).getFlag(DefaultFlag.DENY_PVM, localPlayer);
if (es != null) entityTypes.addAll(es);
if (es2 != null) entityTypes.addAll(es2);
if (entityTypes.contains(defender.getType())) {
player.sendMessage(ChatColor.DARK_RED + "You may not attack that mob here.");
event.setCancelled(true);
return;
}
}
}
}
if (defender instanceof Player) {
Player player = (Player) defender;
LocalPlayer localPlayer = plugin.wrapPlayer(player);
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(player.getWorld());
// Check Invincible
if (isInvincible(player)) {
event.setCancelled(true);
return;
}
// Check Mob
if (!(attacker instanceof Player)) {
if (wcfg.disableMobDamage) {
event.setCancelled(true);
return;
}
if (wcfg.useRegions) {
Vector pt = toVector(defender.getLocation());
Vector pt2 = toVector(attacker.getLocation());
RegionManager mgr = plugin.getGlobalRegionManager().get(player.getWorld());
if (!mgr.getApplicableRegions(pt).allows(DefaultFlag.MOB_DAMAGE, localPlayer)) {
event.setCancelled(true);
return;
}
// Accumulate all entities that aren't allowed to be attacked here
Set<EntityType> entityTypes = new HashSet<EntityType>();
Set<EntityType> es = mgr.getApplicableRegions(pt).getFlag(DefaultFlag.DENY_PVM, localPlayer);
Set<EntityType> es2 = mgr.getApplicableRegions(pt2).getFlag(DefaultFlag.DENY_PVM, localPlayer);
if (es != null) entityTypes.addAll(es);
if (es2 != null) entityTypes.addAll(es2);
if (entityTypes.contains(attacker.getType())) {
event.setCancelled(true);
return;
}
}
}
} else if (defender instanceof ItemFrame) {
if (checkItemFrameProtection(attacker, (ItemFrame) defender)) {
event.setCancelled(true);
return;
}
}
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onEntityDamage(EntityDamageEvent event) {
if (event instanceof EntityDamageByEntityEvent) {
this.onEntityDamageByEntity((EntityDamageByEntityEvent) event);
return;
} else if (event instanceof EntityDamageByBlockEvent) {
this.onEntityDamageByBlock((EntityDamageByBlockEvent) event);
return;
}
Entity defender = event.getEntity();
DamageCause type = event.getCause();
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(defender.getWorld());
if (defender instanceof Wolf && ((Wolf) defender).isTamed()) {
if (wcfg.antiWolfDumbness) {
event.setCancelled(true);
return;
}
} else if (defender instanceof Player) {
Player player = (Player) defender;
if (isInvincible(player)) {
event.setCancelled(true);
player.setFireTicks(0);
return;
}
if (type == DamageCause.WITHER) {
// wither boss DoT tick
if (wcfg.disableMobDamage) {
event.setCancelled(true);
return;
}
if (wcfg.useRegions) {
Vector pt = toVector(defender.getLocation());
RegionManager mgr = plugin.getGlobalRegionManager().get(player.getWorld());
ApplicableRegionSet set = mgr.getApplicableRegions(pt);
if (!set.allows(DefaultFlag.MOB_DAMAGE, plugin.wrapPlayer(player))) {
event.setCancelled(true);
return;
}
}
}
if (type == DamageCause.DROWNING && cfg.hasAmphibiousMode(player)) {
player.setRemainingAir(player.getMaximumAir());
event.setCancelled(true);
return;
}
ItemStack helmet = player.getInventory().getHelmet();
if (type == DamageCause.DROWNING && wcfg.pumpkinScuba
&& helmet != null
&& (helmet.getTypeId() == BlockID.PUMPKIN
|| helmet.getTypeId() == BlockID.JACKOLANTERN)) {
player.setRemainingAir(player.getMaximumAir());
event.setCancelled(true);
return;
}
if (wcfg.disableFallDamage && type == DamageCause.FALL) {
event.setCancelled(true);
return;
}
if (wcfg.disableFireDamage && (type == DamageCause.FIRE
|| type == DamageCause.FIRE_TICK)) {
event.setCancelled(true);
return;
}
if (wcfg.disableDrowningDamage && type == DamageCause.DROWNING) {
player.setRemainingAir(player.getMaximumAir());
event.setCancelled(true);
return;
}
if (wcfg.teleportOnSuffocation && type == DamageCause.SUFFOCATION) {
BukkitUtil.findFreePosition(player);
event.setCancelled(true);
return;
}
if (wcfg.disableSuffocationDamage && type == DamageCause.SUFFOCATION) {
event.setCancelled(true);
return;
}
}
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onEntityCombust(EntityCombustEvent event) {
Entity entity = event.getEntity();
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(entity.getWorld());
if (entity instanceof Player) {
Player player = (Player) entity;
if (cfg.hasGodMode(player) || (wcfg.useRegions && RegionQueryUtil.isInvincible(plugin, player))) {
event.setCancelled(true);
return;
}
}
}
/*
* Called on entity explode.
*/
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onEntityExplode(EntityExplodeEvent event) {
ConfigurationManager cfg = plugin.getGlobalStateManager();
Location l = event.getLocation();
World world = l.getWorld();
WorldConfiguration wcfg = cfg.get(world);
Entity ent = event.getEntity();
if (cfg.activityHaltToggle) {
if (ent != null) {
ent.remove();
}
event.setCancelled(true);
return;
}
if (ent instanceof Creeper) {
if (wcfg.blockCreeperExplosions) {
event.setCancelled(true);
return;
}
if (wcfg.blockCreeperBlockDamage) {
event.blockList().clear();
return;
}
if (wcfg.useRegions) {
RegionManager mgr = plugin.getGlobalRegionManager().get(world);
for (Block block : event.blockList()) {
if (!mgr.getApplicableRegions(toVector(block)).allows(DefaultFlag.CREEPER_EXPLOSION)) {
event.blockList().clear();
if (wcfg.explosionFlagCancellation) event.setCancelled(true);
return;
}
}
}
} else if (ent instanceof EnderDragon) {
if (wcfg.blockEnderDragonBlockDamage) {
event.blockList().clear();
return;
}
if (wcfg.useRegions) {
RegionManager mgr = plugin.getGlobalRegionManager().get(world);
for (Block block : event.blockList()) {
if (!mgr.getApplicableRegions(toVector(block)).allows(DefaultFlag.ENDERDRAGON_BLOCK_DAMAGE)) {
event.blockList().clear();
if (wcfg.explosionFlagCancellation) event.setCancelled(true);
return;
}
}
}
} else if (ent instanceof TNTPrimed || ent instanceof ExplosiveMinecart) {
if (wcfg.blockTNTExplosions) {
event.setCancelled(true);
return;
}
if (wcfg.blockTNTBlockDamage) {
event.blockList().clear();
return;
}
if (wcfg.useRegions) {
RegionManager mgr = plugin.getGlobalRegionManager().get(world);
for (Block block : event.blockList()) {
if (!mgr.getApplicableRegions(toVector(block)).allows(DefaultFlag.TNT)) {
event.blockList().clear();
if (wcfg.explosionFlagCancellation) event.setCancelled(true);
return;
}
}
}
} else if (ent instanceof Fireball) {
if (ent instanceof WitherSkull) {
if (wcfg.blockWitherSkullExplosions) {
event.setCancelled(true);
return;
}
if (wcfg.blockWitherSkullBlockDamage) {
event.blockList().clear();
return;
}
} else {
if (wcfg.blockFireballExplosions) {
event.setCancelled(true);
return;
}
if (wcfg.blockFireballBlockDamage) {
event.blockList().clear();
return;
}
}
// allow wither skull blocking since there is no dedicated flag atm
if (wcfg.useRegions) {
RegionManager mgr = plugin.getGlobalRegionManager().get(world);
for (Block block : event.blockList()) {
if (!mgr.getApplicableRegions(toVector(block)).allows(DefaultFlag.GHAST_FIREBALL)) {
event.blockList().clear();
if (wcfg.explosionFlagCancellation) event.setCancelled(true);
return;
}
}
}
} else if (ent instanceof Wither) {
if (wcfg.blockWitherExplosions) {
event.setCancelled(true);
return;
}
if (wcfg.blockWitherBlockDamage) {
event.blockList().clear();
return;
}
} else {
// unhandled entity
if (wcfg.blockOtherExplosions) {
event.setCancelled(true);
return;
}
if (wcfg.useRegions) {
RegionManager mgr = plugin.getGlobalRegionManager().get(world);
for (Block block : event.blockList()) {
if (!mgr.getApplicableRegions(toVector(block)).allows(DefaultFlag.OTHER_EXPLOSION)) {
event.blockList().clear();
if (wcfg.explosionFlagCancellation) event.setCancelled(true);
return;
}
}
}
}
if (wcfg.signChestProtection) {
for (Block block : event.blockList()) {
if (wcfg.isChestProtected(block)) {
event.blockList().clear();
return;
}
}
}
}
/*
* Called on explosion prime
*/
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onExplosionPrime(ExplosionPrimeEvent event) {
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(event.getEntity().getWorld());
Entity ent = event.getEntity();
if (cfg.activityHaltToggle) {
ent.remove();
event.setCancelled(true);
return;
}
if (event.getEntityType() == EntityType.WITHER) {
if (wcfg.blockWitherExplosions) {
event.setCancelled(true);
return;
}
} else if (event.getEntityType() == EntityType.WITHER_SKULL) {
if (wcfg.blockWitherSkullExplosions) {
event.setCancelled(true);
return;
}
} else if (event.getEntityType() == EntityType.FIREBALL) {
if (wcfg.blockFireballExplosions) {
event.setCancelled(true);
return;
}
} else if (event.getEntityType() == EntityType.CREEPER) {
if (wcfg.blockCreeperExplosions) {
event.setCancelled(true);
return;
}
} else if (event.getEntityType() == EntityType.PRIMED_TNT
|| event.getEntityType() == EntityType.MINECART_TNT) {
if (wcfg.blockTNTExplosions) {
event.setCancelled(true);
return;
}
}
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onCreatureSpawn(CreatureSpawnEvent event) {
ConfigurationManager cfg = plugin.getGlobalStateManager();
if (cfg.activityHaltToggle) {
event.setCancelled(true);
return;
}
WorldConfiguration wcfg = cfg.get(event.getEntity().getWorld());
// allow spawning of creatures from plugins
if (!wcfg.blockPluginSpawning && event.getSpawnReason() == CreatureSpawnEvent.SpawnReason.CUSTOM) {
return;
}
if (wcfg.allowTamedSpawns
&& event.getEntity() instanceof Tameable // nullsafe check
&& ((Tameable) event.getEntity()).isTamed()) {
return;
}
EntityType entityType = event.getEntityType();
if (wcfg.blockCreatureSpawn.contains(entityType)) {
event.setCancelled(true);
return;
}
Location eventLoc = event.getLocation();
if (wcfg.useRegions && cfg.useRegionsCreatureSpawnEvent) {
Vector pt = toVector(eventLoc);
RegionManager mgr = plugin.getGlobalRegionManager().get(eventLoc.getWorld());
// @TODO get victims' stacktraces and find out why it's null anyway
if (mgr == null) return;
ApplicableRegionSet set = mgr.getApplicableRegions(pt);
if (!set.allows(DefaultFlag.MOB_SPAWNING)) {
event.setCancelled(true);
return;
}
Set<EntityType> entityTypes = set.getFlag(DefaultFlag.DENY_SPAWN);
if (entityTypes != null && entityTypes.contains(entityType)) {
event.setCancelled(true);
return;
}
}
if (wcfg.blockGroundSlimes && entityType == EntityType.SLIME
&& eventLoc.getY() >= 60
&& event.getSpawnReason() == SpawnReason.NATURAL) {
event.setCancelled(true);
return;
}
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onCreatePortal(EntityCreatePortalEvent event) {
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(event.getEntity().getWorld());
switch (event.getEntityType()) {
case ENDER_DRAGON:
if (wcfg.blockEnderDragonPortalCreation) event.setCancelled(true);
break;
}
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onPigZap(PigZapEvent event) {
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(event.getEntity().getWorld());
if (wcfg.disablePigZap) {
event.setCancelled(true);
}
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onCreeperPower(CreeperPowerEvent event) {
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(event.getEntity().getWorld());
if (wcfg.disableCreeperPower) {
event.setCancelled(true);
}
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onEntityRegainHealth(EntityRegainHealthEvent event) {
Entity ent = event.getEntity();
World world = ent.getWorld();
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(world);
if (wcfg.disableHealthRegain) {
event.setCancelled(true);
return;
}
}
/**
* Called when an entity changes a block somehow
*
* @param event Relevant event details
*/
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onEntityChangeBlock(EntityChangeBlockEvent event) {
Entity ent = event.getEntity();
Block block = event.getBlock();
Location location = block.getLocation();
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(ent.getWorld());
if (ent instanceof Enderman) {
if (wcfg.disableEndermanGriefing) {
event.setCancelled(true);
return;
}
if (wcfg.useRegions) {
if (!plugin.getGlobalRegionManager().allows(DefaultFlag.ENDER_BUILD, location)) {
event.setCancelled(true);
return;
}
}
} else if (ent.getType() == EntityType.WITHER) {
if (wcfg.blockWitherBlockDamage || wcfg.blockWitherExplosions) {
event.setCancelled(true);
return;
}
} else if (/*ent instanceof Zombie && */event instanceof EntityBreakDoorEvent) {
if (wcfg.blockZombieDoorDestruction) {
event.setCancelled(true);
return;
}
}
}
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void onFoodLevelChange(FoodLevelChangeEvent event) {
if (event.getEntity() instanceof Player) {
Player player = (Player) event.getEntity();
if (event.getFoodLevel() < player.getFoodLevel() && isInvincible(player)) {
event.setCancelled(true);
}
}
}
@EventHandler(ignoreCancelled = true)
public void onPotionSplash(PotionSplashEvent event) {
Entity entity = event.getEntity();
ThrownPotion potion = event.getPotion();
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(entity.getWorld());
if (wcfg.blockPotionsAlways && wcfg.blockPotions.size() > 0) {
boolean blocked = false;
for (PotionEffect effect : potion.getEffects()) {
if (wcfg.blockPotions.contains(effect.getType())) {
blocked = true;
break;
}
}
if (blocked) {
event.setCancelled(true);
return;
}
}
GlobalRegionManager regionMan = plugin.getGlobalRegionManager();
int blockedEntities = 0;
for (LivingEntity e : event.getAffectedEntities()) {
if (!regionMan.allows(DefaultFlag.POTION_SPLASH, e.getLocation(),
e instanceof Player ? plugin.wrapPlayer((Player) e) : null)) {
event.setIntensity(e, 0);
++blockedEntities;
}
}
if (blockedEntities == event.getAffectedEntities().size()) {
event.setCancelled(true);
}
}
/**
* Check if a player is invincible, via either god mode or region flag. If
* the region denies invincibility, the player must have an extra permission
* to override it. (worldguard.god.override-regions)
*
* @param player The player to check
* @return Whether {@code player} is invincible
*/
private boolean isInvincible(Player player) {
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(player.getWorld());
boolean god = cfg.hasGodMode(player);
if (wcfg.useRegions) {
Boolean flag = RegionQueryUtil.isAllowedInvinciblity(plugin, player);
boolean allowed = flag == null || flag;
boolean invincible = RegionQueryUtil.isInvincible(plugin, player);
if (allowed) {
return god || invincible;
} else {
return (god && plugin.hasPermission(player, "worldguard.god.override-regions"))
|| invincible;
}
} else {
return god;
}
}
/**
* Using a DisallowedPVPEvent, notifies other plugins that WorldGuard
* wants to cancel a PvP damage event.<br />
* If this event is not cancelled, the attacking player is notified that
* PvP is disabled and WorldGuard cancels the damage event.
*
* @param attackingPlayer The attacker
* @param defendingPlayer The defender
* @param event The event that caused WorldGuard to act
*/
public void tryCancelPVPEvent(final Player attackingPlayer, final Player defendingPlayer, EntityDamageByEntityEvent event, boolean aggressorTriggered) {
final DisallowedPVPEvent disallowedPVPEvent = new DisallowedPVPEvent(attackingPlayer, defendingPlayer, event);
plugin.getServer().getPluginManager().callEvent(disallowedPVPEvent);
if (!disallowedPVPEvent.isCancelled()) {
if (aggressorTriggered) attackingPlayer.sendMessage(ChatColor.DARK_RED + "You are in a no-PvP area.");
else attackingPlayer.sendMessage(ChatColor.DARK_RED + "That player is in a no-PvP area.");
event.setCancelled(true);
}
}
/**
* Checks regions and config settings to protect items from being knocked
* out of item frames.
* @param attacker attacking entity
* @param defender item frame being damaged
* @return true if the event should be cancelled
*/
private boolean checkItemFrameProtection(Entity attacker, ItemFrame defender) {
World world = attacker.getWorld();
ConfigurationManager cfg = plugin.getGlobalStateManager();
WorldConfiguration wcfg = cfg.get(world);
if (wcfg.useRegions) {
// bukkit throws this event when a player attempts to remove an item from a frame
RegionManager mgr = plugin.getGlobalRegionManager().get(world);
if (attacker instanceof Player) {
Player player = (Player) attacker;
LocalPlayer localPlayer = plugin.wrapPlayer(player);
if (!plugin.getGlobalRegionManager().hasBypass(player, world)
&& !mgr.getApplicableRegions(defender.getLocation())
.canBuild(localPlayer)) {
player.sendMessage(ChatColor.DARK_RED + "You don't have permission for this area.");
return true;
}
} else {
if (!plugin.getGlobalRegionManager().allows(
DefaultFlag.ENTITY_ITEM_FRAME_DESTROY, defender.getLocation())) {
return true;
}
}
}
if (wcfg.blockEntityItemFrameDestroy && !(attacker instanceof Player)) {
return true;
}
return false;
}
}