WorldGuard/worldguard-bukkit/src/main/java/com/sk89q/worldguard/bukkit/listener/EventAbstractionListener.java

1271 lines
58 KiB
Java

/*
* WorldGuard, a suite of tools for Minecraft
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldGuard team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldguard.bukkit.listener;
import static com.sk89q.worldguard.bukkit.cause.Cause.create;
import com.destroystokyo.paper.event.entity.EntityZapEvent;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.bukkit.cause.Cause;
import com.sk89q.worldguard.bukkit.event.DelegateEvent;
import com.sk89q.worldguard.bukkit.event.block.BreakBlockEvent;
import com.sk89q.worldguard.bukkit.event.block.PlaceBlockEvent;
import com.sk89q.worldguard.bukkit.event.block.UseBlockEvent;
import com.sk89q.worldguard.bukkit.event.entity.DamageEntityEvent;
import com.sk89q.worldguard.bukkit.event.entity.DestroyEntityEvent;
import com.sk89q.worldguard.bukkit.event.entity.SpawnEntityEvent;
import com.sk89q.worldguard.bukkit.event.entity.UseEntityEvent;
import com.sk89q.worldguard.bukkit.event.inventory.UseItemEvent;
import com.sk89q.worldguard.bukkit.listener.debounce.BlockPistonExtendKey;
import com.sk89q.worldguard.bukkit.listener.debounce.BlockPistonRetractKey;
import com.sk89q.worldguard.bukkit.listener.debounce.EventDebounce;
import com.sk89q.worldguard.bukkit.listener.debounce.legacy.AbstractEventDebounce.Entry;
import com.sk89q.worldguard.bukkit.listener.debounce.legacy.BlockEntityEventDebounce;
import com.sk89q.worldguard.bukkit.listener.debounce.legacy.EntityEntityEventDebounce;
import com.sk89q.worldguard.bukkit.listener.debounce.legacy.InventoryMoveItemEventDebounce;
import com.sk89q.worldguard.bukkit.util.Blocks;
import com.sk89q.worldguard.bukkit.util.Entities;
import com.sk89q.worldguard.bukkit.util.Events;
import com.sk89q.worldguard.bukkit.util.Materials;
import com.sk89q.worldguard.config.WorldConfiguration;
import com.sk89q.worldguard.protection.flags.Flags;
import io.papermc.lib.PaperLib;
import org.bukkit.Bukkit;
import org.bukkit.Effect;
import org.bukkit.GameMode;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.Tag;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.block.BlockFace;
import org.bukkit.block.BlockState;
import org.bukkit.block.Chest;
import org.bukkit.block.DoubleChest;
import org.bukkit.block.Hopper;
import org.bukkit.block.PistonMoveReaction;
import org.bukkit.block.data.BlockData;
import org.bukkit.block.data.Waterlogged;
import org.bukkit.block.data.type.Dispenser;
import org.bukkit.entity.AreaEffectCloud;
import org.bukkit.entity.Creeper;
import org.bukkit.entity.Entity;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.FallingBlock;
import org.bukkit.entity.Firework;
import org.bukkit.entity.Item;
import org.bukkit.entity.ItemFrame;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Mob;
import org.bukkit.entity.Painting;
import org.bukkit.entity.Player;
import org.bukkit.entity.Tameable;
import org.bukkit.entity.ThrownPotion;
import org.bukkit.entity.minecart.HopperMinecart;
import org.bukkit.event.Cancellable;
import org.bukkit.event.Event;
import org.bukkit.event.Event.Result;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.Action;
import org.bukkit.event.block.BlockBreakEvent;
import org.bukkit.event.block.BlockBurnEvent;
import org.bukkit.event.block.BlockDamageEvent;
import org.bukkit.event.block.BlockDispenseEvent;
import org.bukkit.event.block.BlockExpEvent;
import org.bukkit.event.block.BlockExplodeEvent;
import org.bukkit.event.block.BlockFertilizeEvent;
import org.bukkit.event.block.BlockFromToEvent;
import org.bukkit.event.block.BlockIgniteEvent;
import org.bukkit.event.block.BlockMultiPlaceEvent;
import org.bukkit.event.block.BlockPistonExtendEvent;
import org.bukkit.event.block.BlockPistonRetractEvent;
import org.bukkit.event.block.BlockPlaceEvent;
import org.bukkit.event.block.CauldronLevelChangeEvent;
import org.bukkit.event.block.EntityBlockFormEvent;
import org.bukkit.event.block.SignChangeEvent;
import org.bukkit.event.entity.AreaEffectCloudApplyEvent;
import org.bukkit.event.entity.CreatureSpawnEvent;
import org.bukkit.event.entity.EntityChangeBlockEvent;
import org.bukkit.event.entity.EntityCombustByBlockEvent;
import org.bukkit.event.entity.EntityCombustByEntityEvent;
import org.bukkit.event.entity.EntityCombustEvent;
import org.bukkit.event.entity.EntityDamageByBlockEvent;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.event.entity.EntityDamageEvent;
import org.bukkit.event.entity.EntityDeathEvent;
import org.bukkit.event.entity.EntityExplodeEvent;
import org.bukkit.event.entity.EntityInteractEvent;
import org.bukkit.event.entity.EntityPickupItemEvent;
import org.bukkit.event.entity.EntityTameEvent;
import org.bukkit.event.entity.EntityUnleashEvent;
import org.bukkit.event.entity.ExpBottleEvent;
import org.bukkit.event.entity.LingeringPotionSplashEvent;
import org.bukkit.event.entity.PotionSplashEvent;
import org.bukkit.event.hanging.HangingBreakByEntityEvent;
import org.bukkit.event.hanging.HangingBreakEvent;
import org.bukkit.event.hanging.HangingPlaceEvent;
import org.bukkit.event.inventory.InventoryMoveItemEvent;
import org.bukkit.event.inventory.InventoryOpenEvent;
import org.bukkit.event.player.PlayerBedEnterEvent;
import org.bukkit.event.player.PlayerBucketEmptyEvent;
import org.bukkit.event.player.PlayerBucketFillEvent;
import org.bukkit.event.player.PlayerDropItemEvent;
import org.bukkit.event.player.PlayerFishEvent;
import org.bukkit.event.player.PlayerInteractAtEntityEvent;
import org.bukkit.event.player.PlayerInteractEntityEvent;
import org.bukkit.event.player.PlayerInteractEvent;
import org.bukkit.event.player.PlayerItemConsumeEvent;
import org.bukkit.event.player.PlayerPickupItemEvent;
import org.bukkit.event.player.PlayerShearEntityEvent;
import org.bukkit.event.player.PlayerTakeLecternBookEvent;
import org.bukkit.event.player.PlayerUnleashEntityEvent;
import org.bukkit.event.vehicle.VehicleDamageEvent;
import org.bukkit.event.vehicle.VehicleDestroyEvent;
import org.bukkit.event.world.StructureGrowEvent;
import org.bukkit.inventory.EquipmentSlot;
import org.bukkit.inventory.InventoryHolder;
import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.PluginManager;
import org.bukkit.potion.PotionEffect;
import org.bukkit.potion.PotionEffectType;
import org.bukkit.projectiles.ProjectileSource;
import org.bukkit.util.Vector;
import javax.annotation.Nullable;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
public class EventAbstractionListener extends AbstractListener {
private final BlockEntityEventDebounce interactDebounce = new BlockEntityEventDebounce(10000);
private final EntityEntityEventDebounce pickupDebounce = new EntityEntityEventDebounce(10000);
private final BlockEntityEventDebounce entityBreakBlockDebounce = new BlockEntityEventDebounce(10000);
private final InventoryMoveItemEventDebounce moveItemDebounce = new InventoryMoveItemEventDebounce(30000);
private final EventDebounce<BlockPistonRetractKey> pistonRetractDebounce = EventDebounce.create(5000);
private final EventDebounce<BlockPistonExtendKey> pistonExtendDebounce = EventDebounce.create(5000);
/**
* Construct the listener.
*
* @param plugin an instance of WorldGuardPlugin
*/
public EventAbstractionListener(WorldGuardPlugin plugin) {
super(plugin);
}
@Override
public void registerEvents() {
super.registerEvents();
if (PaperLib.isPaper()) {
PluginManager pm = getPlugin().getServer().getPluginManager();
pm.registerEvents(new EventAbstractionListener.PaperListener(), getPlugin());
}
}
//-------------------------------------------------------------------------
// Block break / place
//-------------------------------------------------------------------------
@EventHandler(ignoreCancelled = true)
public void onBlockBreak(BlockBreakEvent event) {
Events.fireToCancel(event, new BreakBlockEvent(event, create(event.getPlayer()), event.getBlock()));
if (event.isCancelled()) {
playDenyEffect(event.getPlayer(), event.getBlock().getLocation().add(0.5, 1, 0.5));
}
}
@EventHandler(ignoreCancelled = true)
public void onBlockMultiPlace(BlockMultiPlaceEvent event) {
List<Block> placed = event.getReplacedBlockStates().stream().map(BlockState::getBlock).collect(Collectors.toList());
int origAmt = placed.size();
PlaceBlockEvent delegateEvent = new PlaceBlockEvent(event, create(event.getPlayer()), event.getBlock().getWorld(),
placed, event.getBlockPlaced().getType());
Events.fireToCancel(event, delegateEvent);
if (origAmt != placed.size()) {
event.setCancelled(true);
}
}
@EventHandler(ignoreCancelled = true)
public void onBlockPlace(BlockPlaceEvent event) {
if (event instanceof BlockMultiPlaceEvent) return;
BlockState previousState = event.getBlockReplacedState();
// Some blocks, like tall grass and fire, get replaced
if (previousState.getType() != Material.AIR && previousState.getType() != event.getBlockReplacedState().getType()) {
Events.fireToCancel(event, new BreakBlockEvent(event, create(event.getPlayer()), previousState.getLocation(), previousState.getType()));
}
if (!event.isCancelled()) {
ItemStack itemStack = new ItemStack(event.getBlockPlaced().getType(), 1);
Events.fireToCancel(event, new UseItemEvent(event, create(event.getPlayer()), event.getPlayer().getWorld(), itemStack));
}
if (!event.isCancelled()) {
Events.fireToCancel(event, new PlaceBlockEvent(event, create(event.getPlayer()), event.getBlock()));
}
if (event.isCancelled()) {
playDenyEffect(event.getPlayer(), event.getBlockPlaced().getLocation().add(0.5, 0.5, 0.5));
}
}
@EventHandler(ignoreCancelled = true)
public void onBlockBurn(BlockBurnEvent event) {
Block target = event.getBlock();
Block[] adjacent = {
target.getRelative(BlockFace.NORTH),
target.getRelative(BlockFace.SOUTH),
target.getRelative(BlockFace.WEST),
target.getRelative(BlockFace.EAST),
target.getRelative(BlockFace.UP),
target.getRelative(BlockFace.DOWN)};
int found = 0;
boolean allowed = false;
for (Block source : adjacent) {
if (Materials.isFire(source.getType())) {
found++;
if (Events.fireAndTestCancel(new BreakBlockEvent(event, create(source), target))) {
source.setType(Material.AIR);
} else {
allowed = true;
}
}
}
if (found > 0 && !allowed) {
event.setCancelled(true);
}
}
@EventHandler(ignoreCancelled = true)
public void onStructureGrowEvent(StructureGrowEvent event) {
int originalCount = event.getBlocks().size();
Player player = event.getPlayer();
Events.fireBulkEventToCancel(event, new PlaceBlockEvent(event,
create(player == null ? event.getLocation().getBlock() : player),
event.getLocation().getWorld(), event.getBlocks()));
if (!event.isCancelled() && event.getBlocks().size() != originalCount) {
event.getLocation().getBlock().setType(Material.AIR);
}
}
private void handleFallingBlock(EntityChangeBlockEvent event, boolean dropItem) {
Entity entity = event.getEntity();
Block block = event.getBlock();
if (entity instanceof FallingBlock) {
try {
if (dropItem) {
FallingBlock fallingBlock = (FallingBlock) entity;
if (!fallingBlock.getDropItem()) return;
final Material material = fallingBlock.getBlockData().getMaterial();
if (!material.isItem()) return;
ItemStack itemStack = new ItemStack(material, 1);
Item item = block.getWorld().dropItem(fallingBlock.getLocation(), itemStack);
item.setVelocity(new Vector());
if (Events.fireAndTestCancel(new SpawnEntityEvent(event, create(block, entity), item))) {
item.remove();
}
}
} finally {
Cause.untrackParentCause(entity);
}
}
}
private void setDelegateEventMaterialOptions(DelegateEvent event, Material fromType, Material toType) {
if (fromType == Material.FARMLAND && toType == Material.DIRT) {
event.setSilent(true);
event.getRelevantFlags().add(Flags.TRAMPLE_BLOCKS);
} else if (Tag.REDSTONE_ORES.isTagged(fromType)) {
event.setSilent(true);
} else if (fromType == Material.BIG_DRIPLEAF && toType == Material.BIG_DRIPLEAF) {
event.setSilent(true);
event.getRelevantFlags().add(Flags.USE_DRIPLEAF);
}
}
@EventHandler(ignoreCancelled = true)
public void onEntityChangeBlock(EntityChangeBlockEvent event) {
Block block = event.getBlock();
Entity entity = event.getEntity();
Material toType = event.getTo();
Material fromType = block.getType();
Cause cause = create(entity);
// Fire two events: one as BREAK and one as PLACE
if (toType != Material.AIR && fromType != Material.AIR) {
BreakBlockEvent breakDelagate = new BreakBlockEvent(event, cause, block);
setDelegateEventMaterialOptions(breakDelagate, fromType, toType);
boolean denied;
if (!(denied = Events.fireToCancel(event, breakDelagate))) {
PlaceBlockEvent placeDelegate = new PlaceBlockEvent(event, cause, block.getLocation(), toType);
setDelegateEventMaterialOptions(placeDelegate, fromType, toType);
denied = Events.fireToCancel(event, placeDelegate);
}
if (denied && entity instanceof Player) {
playDenyEffect((Player) entity, block.getLocation());
}
handleFallingBlock(event, denied);
} else if (toType == Material.AIR) {
// Track the source so later we can create a proper chain of causes
if (entity instanceof FallingBlock) {
Cause.trackParentCause(entity, block);
// Switch around the event
Events.fireToCancel(event, new SpawnEntityEvent(event, create(block), entity));
} else {
entityBreakBlockDebounce.debounce(
block, event.getEntity(), event, new BreakBlockEvent(event, cause, block));
}
} else { // toType != Material.AIR && fromType == Material.AIR
boolean denied = Events.fireToCancel(event, new PlaceBlockEvent(event, cause, block.getLocation(), toType));
handleFallingBlock(event, denied);
}
}
@EventHandler(ignoreCancelled = true)
public void onEntityExplode(EntityExplodeEvent event) {
Entity entity = event.getEntity();
Events.fireBulkEventToCancel(event, new BreakBlockEvent(event, create(entity), event.getLocation().getWorld(), event.blockList(), Material.AIR));
if (entity instanceof Creeper) {
Cause.untrackParentCause(entity);
}
}
@EventHandler(ignoreCancelled = true)
public void onBlockPistonRetract(BlockPistonRetractEvent event) {
if (event.isSticky()) {
EventDebounce.Entry entry = pistonRetractDebounce.getIfNotPresent(new BlockPistonRetractKey(event), event);
if (entry != null) {
Block piston = event.getBlock();
Cause cause = create(piston);
BlockFace direction = event.getDirection();
ArrayList<Block> blocks = new ArrayList<>(event.getBlocks());
int originalSize = blocks.size();
Events.fireBulkEventToCancel(event, new BreakBlockEvent(event, cause, event.getBlock().getWorld(), blocks, Material.AIR));
if (originalSize != blocks.size()) {
event.setCancelled(true);
return;
}
for (Block b : blocks) {
Location loc = b.getRelative(direction).getLocation();
Events.fireToCancel(event, new PlaceBlockEvent(event, cause, loc, b.getType()));
}
entry.setCancelled(event.isCancelled());
if (event.isCancelled()) {
playDenyEffect(piston.getLocation().add(0.5, 1, 0.5));
}
}
}
}
@EventHandler(ignoreCancelled = true)
public void onBlockPistonExtend(BlockPistonExtendEvent event) {
EventDebounce.Entry entry = pistonExtendDebounce.getIfNotPresent(new BlockPistonExtendKey(event), event);
if (entry != null) {
Cause cause = create(event.getBlock());
List<Block> blocks = new ArrayList<>(event.getBlocks());
int originalLength = blocks.size();
Events.fireBulkEventToCancel(event, new BreakBlockEvent(event, cause, event.getBlock().getWorld(), blocks, Material.AIR));
if (originalLength != blocks.size()) {
event.setCancelled(true);
return;
}
BlockFace dir = event.getDirection();
for (int i = 0; i < blocks.size(); i++) {
Block existing = blocks.get(i);
if (existing.getPistonMoveReaction() == PistonMoveReaction.MOVE
|| existing.getPistonMoveReaction() == PistonMoveReaction.PUSH_ONLY
|| existing.getType() == Material.PISTON || existing.getType() == Material.STICKY_PISTON) {
blocks.set(i, existing.getRelative(dir));
}
}
Events.fireBulkEventToCancel(event, new PlaceBlockEvent(event, cause, event.getBlock().getWorld(), blocks, Material.STONE));
if (blocks.size() != originalLength) {
event.setCancelled(true);
}
entry.setCancelled(event.isCancelled());
if (event.isCancelled()) {
playDenyEffect(event.getBlock().getLocation().add(0.5, 1, 0.5));
}
}
}
//-------------------------------------------------------------------------
// Block external interaction
//-------------------------------------------------------------------------
@EventHandler(ignoreCancelled = true)
public void onBlockDamage(BlockDamageEvent event) {
Block target = event.getBlock();
// Previously, and perhaps still, the only way to catch cake eating
// events was through here
if (target.getType() == Material.CAKE) {
Events.fireToCancel(event, new UseBlockEvent(event, create(event.getPlayer()), target));
}
}
@EventHandler
public void onPlayerInteract(PlayerInteractEvent event) {
Player player = event.getPlayer();
@Nullable ItemStack item = event.getItem();
Block clicked = event.getClickedBlock();
Block placed;
boolean modifiesWorld;
Cause cause = create(player);
switch (event.getAction()) {
case PHYSICAL:
if (event.useInteractedBlock() != Result.DENY) {
if (clicked.getType() == Material.FARMLAND ||
clicked.getType() == Material.TURTLE_EGG ||
clicked.getType() == Material.SNIFFER_EGG) {
BreakBlockEvent breakDelagate = new BreakBlockEvent(event, cause, clicked);
breakDelagate.setSilent(true);
breakDelagate.getRelevantFlags().add(Flags.TRAMPLE_BLOCKS);
boolean denied;
if (!(denied = Events.fireToCancel(event, breakDelagate))) {
PlaceBlockEvent placeDelegate = new PlaceBlockEvent(event, cause, clicked.getLocation(),
clicked.getType() == Material.FARMLAND ? Material.DIRT : clicked.getType());
placeDelegate.setSilent(true);
placeDelegate.getRelevantFlags().add(Flags.TRAMPLE_BLOCKS);
denied = Events.fireToCancel(event, placeDelegate);
}
if (denied) {
playDenyEffect(player, clicked.getLocation());
}
return;
}
DelegateEvent firedEvent = new UseBlockEvent(event, cause, clicked).setAllowed(hasInteractBypass(clicked));
if (Tag.REDSTONE_ORES.isTagged(clicked.getType())) {
firedEvent.setSilent(true);
}
if (clicked.getType() == Material.BIG_DRIPLEAF) {
firedEvent.getRelevantFlags().add(Flags.USE_DRIPLEAF);
firedEvent.setSilent(true);
}
interactDebounce.debounce(clicked, event.getPlayer(), event, firedEvent);
if (event.useInteractedBlock() == Result.DENY) {
playDenyEffect(player, clicked.getLocation().add(0, 1, 0));
}
}
break;
case RIGHT_CLICK_BLOCK:
if (event.useInteractedBlock() != Result.DENY) {
placed = clicked.getRelative(event.getBlockFace());
// Re-used for dispensers
handleBlockRightClick(event, create(event.getPlayer()), item, clicked, placed);
}
case LEFT_CLICK_BLOCK:
if (event.useInteractedBlock() != Result.DENY) {
placed = clicked.getRelative(event.getBlockFace());
// Only fire events for blocks that are modified when right clicked
final boolean hasItemInteraction = item != null && isItemAppliedToBlock(item, clicked)
&& event.getAction() == Action.RIGHT_CLICK_BLOCK;
modifiesWorld = hasItemInteraction
|| isBlockModifiedOnClick(clicked, event.getAction() == Action.RIGHT_CLICK_BLOCK);
if (Events.fireAndTestCancel(new UseBlockEvent(event, cause, clicked).setAllowed(!modifiesWorld))) {
event.setUseInteractedBlock(Result.DENY);
}
// Handle connected blocks (i.e. beds, chests)
for (Block connected : Blocks.getConnected(clicked)) {
if (Events.fireAndTestCancel(new UseBlockEvent(event, create(event.getPlayer()), connected).setAllowed(!modifiesWorld))) {
event.setUseInteractedBlock(Result.DENY);
break;
}
}
if (hasItemInteraction) {
if (Events.fireAndTestCancel(new PlaceBlockEvent(event, cause, clicked.getLocation(), clicked.getType()))) {
event.setUseItemInHand(Result.DENY);
event.setUseInteractedBlock(Result.DENY);
}
}
// Special handling of putting out fires
if (event.getAction() == Action.LEFT_CLICK_BLOCK && Materials.isFire(placed.getType())) {
if (Events.fireAndTestCancel(new BreakBlockEvent(event, create(event.getPlayer()), placed))) {
event.setUseInteractedBlock(Result.DENY);
break;
}
}
if (event.isCancelled()) {
playDenyEffect(event.getPlayer(), clicked.getLocation().add(0.5, 1, 0.5));
}
}
case LEFT_CLICK_AIR:
case RIGHT_CLICK_AIR:
if (event.useItemInHand() != Result.DENY) {
if (item != null && !item.getType().isBlock() && Events.fireAndTestCancel(new UseItemEvent(event, cause, player.getWorld(), item))) {
event.setUseItemInHand(Result.DENY);
}
}
// Check for items that the administrator has configured to
// emit a "use block here" event where the player is
// standing, which is a hack to protect items that don't
// throw events
if (item != null && getWorldConfig(player.getWorld()).blockUseAtFeet.test(item)) {
if (Events.fireAndTestCancel(new UseBlockEvent(event, cause, player.getLocation().getBlock()))) {
event.setUseInteractedBlock(Result.DENY);
}
}
break;
}
}
@EventHandler(ignoreCancelled = true)
public void onEntityBlockForm(EntityBlockFormEvent event) {
entityBreakBlockDebounce.debounce(event.getBlock(), event.getEntity(), event,
new PlaceBlockEvent(event, create(event.getEntity()),
event.getBlock().getLocation(), event.getNewState().getType()));
}
@EventHandler(ignoreCancelled = true)
public void onEntityInteract(EntityInteractEvent event) {
interactDebounce.debounce(event.getBlock(), event.getEntity(), event,
new UseBlockEvent(event, create(event.getEntity()),
event.getBlock()).setAllowed(hasInteractBypass(event.getBlock())));
}
@EventHandler(ignoreCancelled = true)
public void onBlockFertilize(BlockFertilizeEvent event) {
if (event.getBlocks().isEmpty()) return;
Cause cause = create(event.getPlayer(), event.getBlock());
Events.fireToCancel(event, new PlaceBlockEvent(event, cause, event.getBlock().getWorld(), event.getBlocks()));
}
@EventHandler(ignoreCancelled = true)
public void onBlockIgnite(BlockIgniteEvent event) {
Block block = event.getBlock();
Cause cause;
// Find the cause
if (event.getPlayer() != null) {
cause = create(event.getPlayer());
} else if (event.getIgnitingEntity() != null) {
cause = create(event.getIgnitingEntity());
} else if (event.getIgnitingBlock() != null) {
cause = create(event.getIgnitingBlock());
} else {
cause = Cause.unknown();
}
Events.fireToCancel(event, new PlaceBlockEvent(event, cause, block.getLocation(), Material.FIRE));
}
@EventHandler(ignoreCancelled = true)
public void onSignChange(SignChangeEvent event) {
if (Events.fireToCancel(event, new PlaceBlockEvent(event, create(event.getPlayer()), event.getBlock()))) {
playDenyEffect(event.getPlayer(), event.getBlock().getLocation().add(0.5, 0.5, 0.5));
}
}
@EventHandler(ignoreCancelled = true)
public void onBedEnter(PlayerBedEnterEvent event) {
Events.fireToCancel(event, new UseBlockEvent(event, create(event.getPlayer()), event.getBed()));
}
@EventHandler(ignoreCancelled = true)
public void onPlayerBucketEmpty(PlayerBucketEmptyEvent event) {
Player player = event.getPlayer();
Block blockClicked = event.getBlockClicked();
Block blockAffected;
if (blockClicked.getBlockData() instanceof Waterlogged) {
blockAffected = blockClicked;
} else {
blockAffected = blockClicked.getRelative(event.getBlockFace());
}
boolean allowed = false;
// Milk buckets can't be emptied as of writing
if (event.getBucket() == Material.MILK_BUCKET) {
allowed = true;
}
ItemStack item = new ItemStack(event.getBucket(), 1);
Material blockMaterial = Materials.getBucketBlockMaterial(event.getBucket());
Events.fireToCancel(event, new PlaceBlockEvent(event, create(player), blockAffected.getLocation(), blockMaterial).setAllowed(allowed));
Events.fireToCancel(event, new UseItemEvent(event, create(player), player.getWorld(), item).setAllowed(allowed));
if (event.isCancelled()) {
playDenyEffect(event.getPlayer(), blockAffected.getLocation().add(0.5, 0.5, 0.5));
}
}
@EventHandler(ignoreCancelled = true)
public void onPlayerBucketFill(PlayerBucketFillEvent event) {
Player player = event.getPlayer();
Block blockAffected = event.getBlockClicked().getRelative(event.getBlockFace());
boolean allowed = false;
// Milk buckets can't be emptied as of writing
if (event.getItemStack().getType() == Material.MILK_BUCKET) {
allowed = true;
}
ItemStack item = new ItemStack(event.getBucket(), 1);
Events.fireToCancel(event, new BreakBlockEvent(event, create(player), blockAffected).setAllowed(allowed));
Events.fireToCancel(event, new UseItemEvent(event, create(player), player.getWorld(), item).setAllowed(allowed));
if (event.isCancelled()) {
playDenyEffect(event.getPlayer(), blockAffected.getLocation().add(0.5, 0.5, 0.5));
}
}
// TODO: Handle EntityPortalEnterEvent
//-------------------------------------------------------------------------
// Block self-interaction
//-------------------------------------------------------------------------
@EventHandler(ignoreCancelled = true)
public void onBlockFromTo(BlockFromToEvent event) {
WorldConfiguration config = getWorldConfig(event.getBlock().getWorld());
// This only applies to regions but nothing else cares about high
// frequency events at the moment
if (!config.useRegions || (!config.highFreqFlags && !config.checkLiquidFlow)) {
return;
}
Block from = event.getBlock();
Block to = event.getToBlock();
Material fromType = from.getType();
Material toType = to.getType();
// Liquids pass this event when flowing to solid blocks
if (Materials.isLiquid(fromType) && toType.isSolid()) {
return;
}
// This significantly reduces the number of events without having
// too much effect. Unfortunately it appears that even if this
// check didn't exist, you can raise the level of some liquid
// flow and the from/to data may not be correct.
if ((Materials.isWater(fromType) && Materials.isWater(toType)) || (Materials.isLava(fromType) && Materials.isLava(toType))) {
return;
}
Cause cause = create(from);
// Disable since it's probably not needed
/*if (from.getType() != Material.AIR) {
Events.fireToCancel(event, new BreakBlockEvent(event, cause, to));
}*/
Events.fireToCancel(event, new PlaceBlockEvent(event, cause, to.getLocation(), from.getType()));
}
//-------------------------------------------------------------------------
// Entity break / place
//-------------------------------------------------------------------------
@EventHandler(ignoreCancelled = true)
public void onCreatureSpawn(CreatureSpawnEvent event) {
switch (event.getSpawnReason()) {
case DISPENSE_EGG:
case EGG:
case SPAWNER_EGG:
if (getWorldConfig(event.getEntity().getWorld()).strictEntitySpawn) {
Events.fireToCancel(event, new SpawnEntityEvent(event, Cause.unknown(), event.getEntity()));
}
break;
default:
}
}
@EventHandler(ignoreCancelled = true)
public void onHangingPlace(HangingPlaceEvent event) {
Events.fireToCancel(event, new SpawnEntityEvent(event, create(event.getPlayer()), event.getEntity()));
if (event.isCancelled()) {
Block effectBlock = event.getBlock().getRelative(event.getBlockFace());
playDenyEffect(event.getPlayer(), effectBlock.getLocation().add(0.5, 0.5, 0.5));
}
}
@EventHandler(ignoreCancelled = true)
public void onHangingBreak(HangingBreakEvent event) {
if (event instanceof HangingBreakByEntityEvent) {
Entity remover = ((HangingBreakByEntityEvent) event).getRemover();
Events.fireToCancel(event, new DestroyEntityEvent(event, create(remover), event.getEntity()));
if (event.isCancelled() && remover instanceof Player) {
playDenyEffect((Player) remover, event.getEntity().getLocation());
}
} else if (event.getCause() == HangingBreakEvent.RemoveCause.EXPLOSION){
DestroyEntityEvent destroyEntityEvent = new DestroyEntityEvent(event, Cause.unknown(), event.getEntity());
destroyEntityEvent.getRelevantFlags().add(Flags.OTHER_EXPLOSION);
if (event.getEntity() instanceof ItemFrame) {
destroyEntityEvent.getRelevantFlags().add(Flags.ENTITY_ITEM_FRAME_DESTROY);
} else if (event.getEntity() instanceof Painting) {
destroyEntityEvent.getRelevantFlags().add(Flags.ENTITY_PAINTING_DESTROY);
}
Events.fireToCancel(event, destroyEntityEvent);
}
}
@EventHandler(ignoreCancelled = true)
public void onVehicleDestroy(VehicleDestroyEvent event) {
Events.fireToCancel(event, new DestroyEntityEvent(event, create(event.getAttacker()), event.getVehicle()));
}
@EventHandler(ignoreCancelled = true)
public void onBlockExp(BlockExpEvent event) {
if (event.getExpToDrop() > 0) { // Event is raised even where no XP is being dropped
if (Events.fireAndTestCancel(new SpawnEntityEvent(event, create(event.getBlock()), event.getBlock().getLocation(), EntityType.EXPERIENCE_ORB))) {
event.setExpToDrop(0);
}
}
}
@EventHandler(ignoreCancelled = true)
public void onPlayerFish(PlayerFishEvent event) {
if (event.getState() == PlayerFishEvent.State.FISHING) {
if (Events.fireAndTestCancel(new UseItemEvent(event, create(event.getPlayer(), event.getHook()),
event.getPlayer().getWorld(), event.getPlayer().getInventory().getItemInMainHand()))) {
event.setCancelled(true);
}
} else if (event.getState() == PlayerFishEvent.State.CAUGHT_FISH) {
if (event.getExpToDrop() > 0 && Events.fireAndTestCancel(new SpawnEntityEvent(event, create(event.getPlayer(), event.getHook()), event.getHook().getLocation(), EntityType.EXPERIENCE_ORB))) {
event.setExpToDrop(0);
}
} else if (event.getState() == PlayerFishEvent.State.CAUGHT_ENTITY) {
Entity caught = event.getCaught();
if (caught == null) return;
if (caught instanceof Item) {
Events.fireToCancel(event, new DestroyEntityEvent(event, create(event.getPlayer(), event.getHook()), caught));
} else if (Entities.isConsideredBuildingIfUsed(caught)) {
Events.fireToCancel(event, new UseEntityEvent(event, create(event.getPlayer(), event.getHook()), caught));
} else if (Entities.isNonHostile(caught) || caught instanceof Player) {
Events.fireToCancel(event, new DamageEntityEvent(event, create(event.getPlayer(), event.getHook()), caught));
}
}
}
@EventHandler(ignoreCancelled = true)
public void onExpBottle(ExpBottleEvent event) {
if (Events.fireAndTestCancel(new SpawnEntityEvent(event, create(event.getEntity()), event.getEntity().getLocation(), EntityType.EXPERIENCE_ORB))) {
event.setExperience(0);
// Give the player back his or her XP bottle
ProjectileSource shooter = event.getEntity().getShooter();
if (shooter instanceof Player) {
Player player = (Player) shooter;
if (player.getGameMode() != GameMode.CREATIVE) {
player.getInventory().addItem(new ItemStack(Material.EXPERIENCE_BOTTLE, 1));
}
}
}
}
@EventHandler(ignoreCancelled = true)
public void onEntityDeath(EntityDeathEvent event) {
if (event.getDroppedExp() > 0) {
if (Events.fireAndTestCancel(new SpawnEntityEvent(event, create(event.getEntity()), event.getEntity().getLocation(), EntityType.EXPERIENCE_ORB))) {
event.setDroppedExp(0);
}
}
}
//-------------------------------------------------------------------------
// Entity external interaction
//-------------------------------------------------------------------------
@EventHandler(ignoreCancelled = true)
public void onPlayerInteractEntity(PlayerInteractEntityEvent event) {
Player player = event.getPlayer();
World world = player.getWorld();
ItemStack item = event.getHand() == EquipmentSlot.OFF_HAND
? player.getInventory().getItemInOffHand() : player.getInventory().getItemInMainHand();
Entity entity = event.getRightClicked();
if (Events.fireToCancel(event, new UseItemEvent(event, create(player), world, item))) {
return;
}
final UseEntityEvent useEntityEvent = new UseEntityEvent(event, create(player), entity);
Material matchingItem = Materials.getRelatedMaterial(entity.getType());
if (matchingItem != null && hasInteractBypass(world, matchingItem)) {
useEntityEvent.setAllowed(true);
}
if (!Events.fireToCancel(event, useEntityEvent)) {
// so this is a hack but CreeperIgniteEvent doesn't actually tell us who, so we need to do it here
if (item.getType() == Material.FLINT_AND_STEEL && entity.getType() == EntityType.CREEPER) {
Cause.trackParentCause(entity, player);
}
}
}
@EventHandler(ignoreCancelled = true)
public void onEntityDamage(EntityDamageEvent event) {
if (event instanceof EntityDamageByBlockEvent) {
@Nullable Block attacker = ((EntityDamageByBlockEvent) event).getDamager();
// The attacker should NOT be null, but sometimes it is
// See WORLDGUARD-3350
if (attacker != null) {
Events.fireToCancel(event, new DamageEntityEvent(event, create(attacker), event.getEntity()));
}
} else if (event instanceof EntityDamageByEntityEvent) {
EntityDamageByEntityEvent entityEvent = (EntityDamageByEntityEvent) event;
Entity damager = entityEvent.getDamager();
final DamageEntityEvent eventToFire = new DamageEntityEvent(event, create(damager), event.getEntity());
if (damager instanceof Firework) {
eventToFire.getRelevantFlags().add(Flags.FIREWORK_DAMAGE);
} else if (damager instanceof Creeper) {
eventToFire.getRelevantFlags().add(Flags.CREEPER_EXPLOSION);
}
if (Events.fireToCancel(event, eventToFire)) {
if (damager instanceof Tameable && damager instanceof Mob) {
((Mob) damager).setTarget(null);
}
}
// Item use event with the item in hand
// Older blacklist handler code used this, although it suffers from
// race problems
if (damager instanceof Player) {
// this event doesn't tell us which hand the weapon was in
ItemStack item = ((Player) damager).getInventory().getItemInMainHand();
if (item.getType() != Material.AIR) {
Events.fireToCancel(event, new UseItemEvent(event, create(damager), event.getEntity().getWorld(), item));
}
}
}
}
@EventHandler(ignoreCancelled = true)
public void onEntityCombust(EntityCombustEvent event) {
if (event instanceof EntityCombustByBlockEvent) {
// at the time of writing, spigot is throwing null for the event's combuster. this causes lots of issues downstream.
// whenever (i mean if ever) it is fixed, use getCombuster again instead of the current block
Events.fireToCancel(event, new DamageEntityEvent(event, create(event.getEntity().getLocation().getBlock()), event.getEntity()));
} else if (event instanceof EntityCombustByEntityEvent) {
Events.fireToCancel(event, new DamageEntityEvent(event, create(((EntityCombustByEntityEvent) event).getCombuster()), event.getEntity()));
}
}
@EventHandler(ignoreCancelled = true)
public void onEntityUnleash(EntityUnleashEvent event) {
if (event instanceof PlayerUnleashEntityEvent) {
PlayerUnleashEntityEvent playerEvent = (PlayerUnleashEntityEvent) event;
Events.fireToCancel(playerEvent, new UseEntityEvent(playerEvent, create(playerEvent.getPlayer()), event.getEntity()));
}
}
@EventHandler(ignoreCancelled = true)
public void onEntityTame(EntityTameEvent event) {
Events.fireToCancel(event, new UseEntityEvent(event, create(event.getOwner()), event.getEntity()));
}
@EventHandler(ignoreCancelled = true)
public void onPlayerShearEntity(PlayerShearEntityEvent event) {
Events.fireToCancel(event, new UseEntityEvent(event, create(event.getPlayer()), event.getEntity()));
}
@EventHandler(ignoreCancelled = true)
public void onPlayerPickupItem(PlayerPickupItemEvent event) {
Item item = event.getItem();
pickupDebounce.debounce(event.getPlayer(), item, event, new DestroyEntityEvent(event, create(event.getPlayer()), event.getItem()));
}
@EventHandler(ignoreCancelled = true)
public void onEntityPickupItem(EntityPickupItemEvent event) {
Item item = event.getItem();
pickupDebounce.debounce(event.getEntity(), item, event, new DestroyEntityEvent(event, create(event.getEntity()), event.getItem()));
}
@EventHandler(ignoreCancelled = true)
public void onPlayerDropItem(PlayerDropItemEvent event) {
Events.fireToCancel(event, new SpawnEntityEvent(event, create(event.getPlayer()), event.getItemDrop()));
}
@EventHandler(ignoreCancelled = true)
public void onVehicleDamage(VehicleDamageEvent event) {
Entity attacker = event.getAttacker();
Events.fireToCancel(event, new DamageEntityEvent(event, create(attacker), event.getVehicle()));
}
//-------------------------------------------------------------------------
// Composite events
//-------------------------------------------------------------------------
@EventHandler(ignoreCancelled = true)
public void onPlayerItemConsume(PlayerItemConsumeEvent event) {
Events.fireToCancel(event, new UseItemEvent(event, create(event.getPlayer()), event.getPlayer().getWorld(), event.getItem()));
}
@EventHandler(ignoreCancelled = true)
public void onInventoryOpen(InventoryOpenEvent event) {
InventoryHolder holder = event.getInventory().getHolder();
if (holder instanceof Entity && holder == event.getPlayer()) return;
handleInventoryHolderUse(event, create(event.getPlayer()), holder);
}
@EventHandler(ignoreCancelled = true)
public void onInventoryMoveItem(InventoryMoveItemEvent event) {
InventoryHolder causeHolder = PaperLib.getHolder(event.getInitiator(), false).getHolder();
WorldConfiguration wcfg = null;
if (causeHolder instanceof Hopper
&& (wcfg = getWorldConfig((((Hopper) causeHolder).getWorld()))).ignoreHopperMoveEvents) {
return;
} else if (causeHolder instanceof HopperMinecart
&& (wcfg = getWorldConfig((((HopperMinecart) causeHolder).getWorld()))).ignoreHopperMoveEvents) {
return;
}
Entry entry;
if ((entry = moveItemDebounce.tryDebounce(event)) != null) {
InventoryHolder sourceHolder = PaperLib.getHolder(event.getSource(), false).getHolder();
InventoryHolder targetHolder = PaperLib.getHolder(event.getDestination(), false).getHolder();
Cause cause;
if (causeHolder instanceof Entity) {
cause = create(causeHolder);
} else if (causeHolder instanceof BlockState) {
cause = create(((BlockState) causeHolder).getBlock());
} else {
cause = Cause.unknown();
}
if (causeHolder != null && !causeHolder.equals(sourceHolder)) {
handleInventoryHolderUse(event, cause, sourceHolder);
}
handleInventoryHolderUse(event, cause, targetHolder);
if (event.isCancelled() && causeHolder instanceof Hopper && wcfg.breakDeniedHoppers) {
Bukkit.getScheduler().scheduleSyncDelayedTask(getPlugin(),
() -> ((Hopper) causeHolder).getBlock().breakNaturally());
} else {
entry.setCancelled(event.isCancelled());
}
}
}
@EventHandler(ignoreCancelled = true)
public void onPotionSplash(PotionSplashEvent event) {
Entity entity = event.getEntity();
ThrownPotion potion = event.getPotion();
World world = entity.getWorld();
Cause cause = create(potion);
// Fire item interaction event
Events.fireToCancel(event, new UseItemEvent(event, cause, world, potion.getItem()));
// Fire entity interaction event
if (!event.isCancelled()) {
int blocked = 0;
int affectedSize = event.getAffectedEntities().size();
boolean hasDamageEffect = Materials.hasDamageEffect(potion.getEffects());
for (LivingEntity affected : event.getAffectedEntities()) {
DelegateEvent delegate = hasDamageEffect
? new DamageEntityEvent(event, cause, affected) :
new UseEntityEvent(event, cause, affected);
// Consider the potion splash flag
delegate.getRelevantFlags().add(Flags.POTION_SPLASH);
if (Events.fireAndTestCancel(delegate)) {
event.setIntensity(affected, 0);
blocked++;
}
}
if (affectedSize > 0 && blocked == affectedSize) { // server does weird things with this if the event is modified, so use cached number
event.setCancelled(true);
}
}
}
@EventHandler(ignoreCancelled = true)
public void onBlockDispense(BlockDispenseEvent event) {
Block dispenserBlock = event.getBlock();
// Simulate right click event as players have it
if (dispenserBlock.getType() == Material.DISPENSER) {
Cause cause = create(event.getBlock());
ItemStack item = event.getItem();
if (Events.fireToCancel(event, new UseItemEvent(event, cause, dispenserBlock.getWorld(), item))) {
return;
}
BlockData blockData = dispenserBlock.getBlockData();
Dispenser dispenser = (Dispenser) blockData; // if this ClassCastExceptions it's a bukkit bug
Block placed = dispenserBlock.getRelative(dispenser.getFacing());
Block clicked = placed.getRelative(dispenser.getFacing());
handleBlockRightClick(event, cause, item, clicked, placed);
// handle special dispenser behavior
if (Materials.isShulkerBox(item.getType())) {
if (Events.fireToCancel(event, new PlaceBlockEvent(event, cause, placed.getLocation(), item.getType()))) {
playDenyEffect(placed.getLocation());
}
} else if (isItemAppliedToBlock(item, placed)) {
if (Events.fireToCancel(event, new PlaceBlockEvent(event, cause, placed.getLocation(), placed.getType()))) {
playDenyEffect(placed.getLocation());
}
}
}
}
@EventHandler(ignoreCancelled = true)
public void onLingeringSplash(LingeringPotionSplashEvent event) {
AreaEffectCloud aec = event.getAreaEffectCloud();
ThrownPotion potion = event.getEntity();
World world = potion.getWorld();
Cause cause = create(event.getEntity());
// Fire item interaction event
Events.fireToCancel(event, new UseItemEvent(event, cause, world, potion.getItem()));
// Fire entity spawn event
if (!event.isCancelled()) {
// radius unfortunately doesn't go through with this, so only a single location is tested
Events.fireToCancel(event, new SpawnEntityEvent(event, cause, aec.getLocation().add(0.5, 0, 0.5), EntityType.AREA_EFFECT_CLOUD));
}
}
@EventHandler(ignoreCancelled = true)
public void onLingeringApply(AreaEffectCloudApplyEvent event) {
AreaEffectCloud entity = event.getEntity();
List<PotionEffect> effects = new ArrayList<>();
PotionEffectType baseEffectType = entity.getBasePotionData().getType().getEffectType();
if (baseEffectType != null) {
effects.add(new PotionEffect(baseEffectType, 0, 0));
}
if (entity.hasCustomEffects()) {
effects.addAll(entity.getCustomEffects());
}
if (!Materials.hasDamageEffect(effects)) {
return;
}
Cause cause = create(event.getEntity());
event.getAffectedEntities()
.removeIf(victim -> Events.fireAndTestCancel(new DamageEntityEvent(event, cause, victim)));
}
@EventHandler(ignoreCancelled = true)
public void onPlayerInteractAtEntity(PlayerInteractAtEntityEvent event){
onPlayerInteractEntity(event);
}
@EventHandler(ignoreCancelled = true)
public void onBlockExplode(BlockExplodeEvent event) {
final BreakBlockEvent eventToFire = new BreakBlockEvent(event, create(event.getBlock()),
event.getBlock().getLocation().getWorld(), event.blockList(), Material.AIR);
eventToFire.getRelevantFlags().add(Flags.OTHER_EXPLOSION);
Events.fireBulkEventToCancel(event, eventToFire);
}
@EventHandler(ignoreCancelled = true)
public void onTakeLecternBook(PlayerTakeLecternBookEvent event) {
final UseBlockEvent useEvent = new UseBlockEvent(event, create(event.getPlayer()), event.getLectern().getBlock());
Events.fireToCancel(event, useEvent);
}
@EventHandler(ignoreCancelled = true)
public void onCauldronLevelChange(CauldronLevelChangeEvent event) {
if (event.getEntity() == null) return;
interactDebounce.debounce(event.getBlock(), event.getEntity(), event,
new UseBlockEvent(event, create(event.getEntity()),
event.getBlock()).setAllowed(hasInteractBypass(event.getBlock())));
}
/**
* Handle the right click of a block while an item is held.
*
* @param event the original event
* @param cause the list of cause
* @param item the item
* @param placed the placed block
* @param <T> the event type
*/
private static <T extends Event & Cancellable> void handleBlockRightClick(T event, Cause cause, @Nullable ItemStack item, Block clicked, Block placed) {
if (item != null && item.getType() == Material.TNT) {
// Workaround for a bug that allowed TNT to trigger instantly if placed
// next to redstone, without plugins getting the clicked place event
// (not sure if this actually still happens) -- note Jun 2019 - happens with dispensers still, tho not players
Events.fireToCancel(event, new UseBlockEvent(event, cause, clicked.getLocation(), Material.TNT));
// Workaround for http://leaky.bukkit.org/issues/1034
Events.fireToCancel(event, new PlaceBlockEvent(event, cause, placed.getLocation(), Material.TNT));
return;
}
// Handle created Minecarts
if (item != null && Materials.isMinecart(item.getType())) {
EntityType entityType = Materials.getRelatedEntity(item.getType());
if (entityType == null) {
entityType = EntityType.MINECART;
}
Events.fireToCancel(event, new SpawnEntityEvent(event, cause, clicked.getLocation().add(0.5, 0, 0.5), entityType));
return;
}
// Handle created boats
if (item != null && Materials.isBoat(item.getType())) {
Events.fireToCancel(event, new SpawnEntityEvent(event, cause, placed.getLocation().add(0.5, 0, 0.5), EntityType.BOAT));
return;
}
// Handle created armor stands
if (item != null && item.getType() == Material.ARMOR_STAND) {
Events.fireToCancel(event, new SpawnEntityEvent(event, cause, placed.getLocation().add(0.5, 0, 0.5), EntityType.ARMOR_STAND));
return;
}
if (item != null && item.getType() == Material.END_CRYSTAL) { /*&& placed.getType() == Material.BEDROCK) {*/ // in vanilla you can only place them on bedrock but who knows what plugins will add
// may be overprotective as a result, but better than being underprotective
Events.fireToCancel(event, new SpawnEntityEvent(event, cause, placed.getLocation().add(0.5, 0, 0.5), EntityType.ENDER_CRYSTAL));
return;
}
// Handle created spawn eggs
if (item != null) {
EntityType possibleEntityType = Materials.getEntitySpawnEgg(item.getType());
if (possibleEntityType != null) {
Events.fireToCancel(event, new SpawnEntityEvent(event, cause, placed.getLocation().add(0.5, 0, 0.5), possibleEntityType));
return;
}
}
// handle water/lava placement
if (item != null && (item.getType() == Material.WATER_BUCKET || item.getType() == Material.LAVA_BUCKET)) {
Events.fireToCancel(event, new PlaceBlockEvent(event, cause, placed.getLocation(),
item.getType() == Material.WATER_BUCKET ? Material.WATER : Material.LAVA));
return;
}
}
private static <T extends Event & Cancellable> void handleInventoryHolderUse(T originalEvent, Cause cause, InventoryHolder holder) {
if (originalEvent.isCancelled()) {
return;
}
if (holder instanceof Entity entity) {
Material mat = Materials.getRelatedMaterial((entity).getType());
UseEntityEvent useEntityEvent = new UseEntityEvent(originalEvent, cause, entity);
if (mat != null && hasInteractBypass((entity).getWorld(), mat)) {
useEntityEvent.setAllowed(true);
}
Events.fireToCancel(originalEvent, useEntityEvent);
} else {
if (holder instanceof BlockState block && block.isPlaced()) {
final UseBlockEvent useBlockEvent = new UseBlockEvent(originalEvent, cause, block.getBlock());
if (hasInteractBypass(block.getWorld(), block.getType())) {
useBlockEvent.setAllowed(true);
}
Events.fireToCancel(originalEvent, useBlockEvent);
} else if (holder instanceof DoubleChest) {
InventoryHolder left = ((DoubleChest) holder).getLeftSide();
InventoryHolder right = ((DoubleChest) holder).getRightSide();
if (left instanceof Chest) {
Events.fireToCancel(originalEvent, new UseBlockEvent(originalEvent, cause, ((Chest) left).getBlock()));
}
if (right instanceof Chest) {
Events.fireToCancel(originalEvent, new UseBlockEvent(originalEvent, cause, ((Chest) right).getBlock()));
}
}
}
}
private static boolean hasInteractBypass(Block block) {
return getWorldConfig(block.getWorld()).allowAllInteract.test(block);
}
private static boolean hasInteractBypass(World world, Material material) {
return getWorldConfig(world).allowAllInteract.test(material);
}
private static boolean hasInteractBypass(World world, ItemStack item) {
return getWorldConfig(world).allowAllInteract.test(item);
}
private static boolean isBlockModifiedOnClick(Block block, boolean rightClick) {
return Materials.isBlockModifiedOnClick(block.getType(), rightClick) && !hasInteractBypass(block);
}
private static boolean isItemAppliedToBlock(ItemStack item, Block clicked) {
return Materials.isItemAppliedToBlock(item.getType(), clicked.getType())
&& !hasInteractBypass(clicked)
&& !hasInteractBypass(clicked.getWorld(), item);
}
private static void playDenyEffect(Player player, Location location) {
//player.playSound(location, Sound.SUCCESSFUL_HIT, 0.2f, 0.4f);
if (getConfig().particleEffects) {
player.playEffect(location, Effect.SMOKE, BlockFace.UP);
}
}
private static void playDenyEffect(Location location) {
if (getConfig().particleEffects) {
location.getWorld().playEffect(location, Effect.SMOKE, BlockFace.UP);
}
}
private class PaperListener implements Listener {
@EventHandler(ignoreCancelled = true)
public void onEntityTransform(EntityZapEvent event) {
Events.fireToCancel(event, new DamageEntityEvent(event, create(event.getBolt()), event.getEntity()));
}
}
}