PlotSquared/Bukkit/src/main/java/com/plotsquared/bukkit/listener/EntitySpawnListener.java

231 lines
8.5 KiB
Java

/*
* PlotSquared, a land and world management plugin for Minecraft.
* Copyright (C) IntellectualSites <https://intellectualsites.com>
* Copyright (C) IntellectualSites team and contributors
*
* 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 <https://www.gnu.org/licenses/>.
*/
package com.plotsquared.bukkit.listener;
import com.plotsquared.bukkit.util.BukkitEntityUtil;
import com.plotsquared.bukkit.util.BukkitUtil;
import com.plotsquared.core.PlotSquared;
import com.plotsquared.core.configuration.Settings;
import com.plotsquared.core.location.Location;
import com.plotsquared.core.plot.Plot;
import com.plotsquared.core.plot.PlotArea;
import com.plotsquared.core.plot.flag.implementations.DoneFlag;
import io.papermc.lib.PaperLib;
import org.bukkit.Chunk;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.entity.ArmorStand;
import org.bukkit.entity.Entity;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Vehicle;
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.EntitySpawnEvent;
import org.bukkit.event.entity.EntityTeleportEvent;
import org.bukkit.event.vehicle.VehicleBlockCollisionEvent;
import org.bukkit.event.vehicle.VehicleCreateEvent;
import org.bukkit.event.vehicle.VehicleMoveEvent;
import org.bukkit.event.vehicle.VehicleUpdateEvent;
import org.bukkit.event.world.ChunkLoadEvent;
import org.bukkit.metadata.FixedMetadataValue;
import org.bukkit.metadata.MetadataValue;
import org.bukkit.plugin.Plugin;
import org.checkerframework.checker.nullness.qual.NonNull;
import java.util.List;
public class EntitySpawnListener implements Listener {
private static final String KEY = "P2";
private static boolean ignoreTP = false;
private static boolean hasPlotArea = false;
private static String areaName = null;
public static void testNether(final Entity entity) {
@NonNull World world = entity.getWorld();
if (world.getEnvironment() != World.Environment.NETHER && world.getEnvironment() != World.Environment.THE_END) {
return;
}
test(entity);
}
public static void testCreate(final Entity entity) {
@NonNull World world = entity.getWorld();
if (!world.getName().equals(areaName)) {
areaName = world.getName();
hasPlotArea = PlotSquared.get().getPlotAreaManager().hasPlotArea(areaName);
}
if (!hasPlotArea) {
return;
}
test(entity);
}
public static void test(Entity entity) {
@NonNull World world = entity.getWorld();
List<MetadataValue> meta = entity.getMetadata(KEY);
if (meta.isEmpty()) {
if (PlotSquared.get().getPlotAreaManager().hasPlotArea(world.getName())) {
entity.setMetadata(KEY, new FixedMetadataValue((Plugin) PlotSquared.platform(), entity.getLocation()));
}
} else {
org.bukkit.Location origin = (org.bukkit.Location) meta.get(0).value();
World originWorld = origin.getWorld();
if (!originWorld.equals(world)) {
if (!ignoreTP) {
if (!world.getName().equalsIgnoreCase(originWorld + "_the_end")) {
if (entity.getType() == EntityType.PLAYER) {
return;
}
try {
ignoreTP = true;
PaperLib.teleportAsync(entity, origin);
} finally {
ignoreTP = false;
}
if (entity.getLocation().getWorld().equals(world)) {
entity.remove();
}
}
} else {
if (entity.getType() == EntityType.PLAYER) {
return;
}
entity.remove();
}
}
}
}
@EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
public void creatureSpawnEvent(EntitySpawnEvent event) {
Entity entity = event.getEntity();
Location location = BukkitUtil.adapt(entity.getLocation());
PlotArea area = location.getPlotArea();
if (!location.isPlotArea()) {
return;
}
Plot plot = location.getOwnedPlotAbs();
if (plot == null) {
EntityType type = entity.getType();
if (!area.isMobSpawning()) {
switch (type) {
case DROPPED_ITEM:
if (Settings.Enabled_Components.KILL_ROAD_ITEMS) {
event.setCancelled(true);
return;
}
case PLAYER:
return;
}
if (type.isAlive()) {
event.setCancelled(true);
}
}
if (!area.isMiscSpawnUnowned() && !type.isAlive()) {
event.setCancelled(true);
}
return;
}
if (Settings.Done.RESTRICT_BUILDING && DoneFlag.isDone(plot)) {
event.setCancelled(true);
}
switch (entity.getType()) {
case ENDER_CRYSTAL:
if (BukkitEntityUtil.checkEntity(entity, plot)) {
event.setCancelled(true);
}
case SHULKER:
if (!entity.hasMetadata("shulkerPlot")) {
entity.setMetadata("shulkerPlot", new FixedMetadataValue((Plugin) PlotSquared.platform(), plot.getId()));
}
}
}
@EventHandler
public void onChunkLoad(ChunkLoadEvent event) {
@NonNull Chunk chunk = event.getChunk();
for (final Entity entity : chunk.getEntities()) {
testCreate(entity);
}
}
@EventHandler
public void onVehicle(VehicleUpdateEvent event) {
testNether(event.getVehicle());
}
@EventHandler
public void onVehicle(VehicleCreateEvent event) {
testCreate(event.getVehicle());
}
@EventHandler
public void onVehicle(VehicleBlockCollisionEvent event) {
testNether(event.getVehicle());
}
@EventHandler
public void onTeleport(EntityTeleportEvent event) {
Entity entity = event.getEntity();
Entity fromLocation = event.getEntity();
Block toLocation = event.getTo().getBlock();
final Location fromLocLocation = BukkitUtil.adapt(fromLocation.getLocation());
final PlotArea fromArea = fromLocLocation.getPlotArea();
Location toLocLocation = BukkitUtil.adapt(toLocation.getLocation());
PlotArea toArea = toLocLocation.getPlotArea();
if (toArea == null) {
if (fromLocation.getType() == EntityType.SHULKER && fromArea != null) {
event.setCancelled(true);
}
return;
}
Plot toPlot = toArea.getOwnedPlot(toLocLocation);
if (fromLocation.getType() == EntityType.SHULKER && fromArea != null) {
final Plot fromPlot = fromArea.getOwnedPlot(fromLocLocation);
if (fromPlot != null || toPlot != null) {
if ((fromPlot == null || !fromPlot.equals(toPlot)) && (toPlot == null || !toPlot.equals(fromPlot))) {
event.setCancelled(true);
return;
}
}
}
if (entity instanceof Vehicle || entity instanceof ArmorStand) {
testNether(event.getEntity());
}
}
@EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
public void vehicleMove(VehicleMoveEvent event) {
testNether(event.getVehicle());
}
@EventHandler
public void spawn(CreatureSpawnEvent event) {
if (event.getEntityType() == EntityType.ARMOR_STAND) {
testCreate(event.getEntity());
}
}
}