mirror of
https://github.com/BentoBoxWorld/Limits.git
synced 2024-09-27 14:12:57 +02:00
50347bb922
These were already supported but I also added an icon option.
475 lines
20 KiB
Java
475 lines
20 KiB
Java
package world.bentobox.limits.listeners;
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import java.util.AbstractMap;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.UUID;
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import java.util.stream.Collectors;
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import org.bukkit.Bukkit;
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import org.bukkit.Location;
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import org.bukkit.Material;
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import org.bukkit.Tag;
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import org.bukkit.World;
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import org.bukkit.block.Block;
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import org.bukkit.block.BlockFace;
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import org.bukkit.entity.Breedable;
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import org.bukkit.entity.Entity;
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import org.bukkit.entity.EntityType;
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import org.bukkit.entity.LivingEntity;
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import org.bukkit.entity.Player;
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import org.bukkit.entity.Villager;
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import org.bukkit.event.Cancellable;
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import org.bukkit.event.EventHandler;
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import org.bukkit.event.EventPriority;
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import org.bukkit.event.Listener;
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import org.bukkit.event.entity.CreatureSpawnEvent;
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import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
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import org.bukkit.event.entity.EntityBreedEvent;
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import org.bukkit.event.hanging.HangingPlaceEvent;
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import org.bukkit.event.vehicle.VehicleCreateEvent;
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import org.eclipse.jdt.annotation.Nullable;
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import world.bentobox.bentobox.BentoBox;
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import world.bentobox.bentobox.api.localization.TextVariables;
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import world.bentobox.bentobox.api.user.User;
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import world.bentobox.bentobox.database.objects.Island;
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import world.bentobox.bentobox.util.Util;
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import world.bentobox.limits.EntityGroup;
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import world.bentobox.limits.Limits;
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import world.bentobox.limits.Settings;
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import world.bentobox.limits.objects.IslandBlockCount;
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public class EntityLimitListener implements Listener {
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private static final String MOD_BYPASS = "mod.bypass";
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private final Limits addon;
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private final List<UUID> justSpawned = new ArrayList<>();
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private static final List<BlockFace> CARDINALS = List.of(BlockFace.UP, BlockFace.NORTH, BlockFace.SOUTH, BlockFace.EAST, BlockFace.WEST, BlockFace.DOWN);
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/**
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* Handles entity and natural limitations
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* @param addon - Limits object
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*/
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public EntityLimitListener(Limits addon) {
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this.addon = addon;
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}
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/**
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* Handles minecart placing
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* @param e - event
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*/
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@EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
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public void onMinecart(VehicleCreateEvent e) {
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// Return if not in a known world
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if (!addon.inGameModeWorld(e.getVehicle().getWorld())) {
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return;
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}
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// Debounce
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if (justSpawned.contains(e.getVehicle().getUniqueId())) {
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justSpawned.remove(e.getVehicle().getUniqueId());
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return;
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}
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// Check island
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addon.getIslands().getProtectedIslandAt(e.getVehicle().getLocation())
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// Ignore spawn
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.filter(i -> !i.isSpawn())
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.ifPresent(island -> {
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// Check if the player is at the limit
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AtLimitResult res = atLimit(island, e.getVehicle());
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if (res.hit()) {
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e.setCancelled(true);
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this.tellPlayers(e.getVehicle().getLocation(), e.getVehicle(), SpawnReason.MOUNT, res);
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}
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});
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}
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@EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
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public void onBreed(final EntityBreedEvent e) {
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if (addon.inGameModeWorld(e.getEntity().getWorld())
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&& e.getBreeder() != null
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&& (e.getBreeder() instanceof Player p)
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&& !(p.isOp() || p.hasPermission(addon.getPlugin().getIWM().getPermissionPrefix(e.getEntity().getWorld()) + MOD_BYPASS))
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&& !checkLimit(e, e.getEntity(), SpawnReason.BREEDING, false)
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&& e.getFather() instanceof Breedable f && e.getMother() instanceof Breedable m) {
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f.setBreed(false);
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m.setBreed(false);
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}
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}
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@EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
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public void onCreatureSpawn(final CreatureSpawnEvent e) {
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// Return if not in a known world
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if (!addon.inGameModeWorld(e.getLocation().getWorld())) {
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return;
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}
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if (justSpawned.contains(e.getEntity().getUniqueId())) {
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justSpawned.remove(e.getEntity().getUniqueId());
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return;
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}
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if (e.getSpawnReason().equals(SpawnReason.SHOULDER_ENTITY) || (!(e.getEntity() instanceof Villager ) && e.getSpawnReason().equals(SpawnReason.BREEDING))) {
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// Special case - do nothing - jumping around spawns parrots as they drop off player's shoulder
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// Ignore breeding because it's handled in the EntityBreedEvent listener
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return;
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}
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// Some checks can be done async, some not
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if (e.getSpawnReason().equals(SpawnReason.BUILD_SNOWMAN) || e.getSpawnReason().equals(SpawnReason.BUILD_IRONGOLEM)) {
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checkLimit(e, e.getEntity(), e.getSpawnReason(), addon.getSettings().isAsyncGolums());
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} else {
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// Check limit sync
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checkLimit(e, e.getEntity(), e.getSpawnReason(), false);
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}
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}
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/**
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* handles paintings and item frames
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* @param e - event
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*/
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@EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
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public void onBlock(HangingPlaceEvent e) {
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if (!addon.inGameModeWorld(e.getBlock().getWorld())) {
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return;
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}
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Player player = e.getPlayer();
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if (player == null) return;
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addon.getIslands().getIslandAt(e.getEntity().getLocation()).ifPresent(island -> {
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boolean bypass = Objects.requireNonNull(player).isOp() || player.hasPermission(addon.getPlugin().getIWM().getPermissionPrefix(e.getEntity().getWorld()) + MOD_BYPASS);
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// Check if entity can be hung
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AtLimitResult res;
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if (!bypass && !island.isSpawn() && (res = atLimit(island, e.getEntity())).hit()) {
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// Not allowed
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e.setCancelled(true);
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if (res.getTypelimit() != null) {
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User.getInstance(player).notify("block-limits.hit-limit", "[material]",
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Util.prettifyText(e.getEntity().getType().toString()),
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TextVariables.NUMBER, String.valueOf(res.getTypelimit().getValue()));
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} else {
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User.getInstance(player).notify("block-limits.hit-limit", "[material]",
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res.getGrouplimit().getKey().getName() + " (" + res.getGrouplimit().getKey().getTypes().stream().map(x -> Util.prettifyText(x.toString())).collect(Collectors.joining(", ")) + ")",
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TextVariables.NUMBER, String.valueOf(res.getGrouplimit().getValue()));
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}
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}
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});
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}
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/**
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* Check if a creature is allowed to spawn or not
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* @param e - CreatureSpawnEvent
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* @param async - true if check can be done async, false if not
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* @return true if allowed or asycn, false if not.
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*/
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private boolean checkLimit(Cancellable c, LivingEntity e, SpawnReason reason, boolean async) {
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Location l = e.getLocation();
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if (async) {
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c.setCancelled(true);
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}
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return processIsland(c, e, l, reason, async);
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}
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private boolean processIsland(Cancellable c, LivingEntity e, Location l, SpawnReason reason, boolean async) {
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if (addon.getIslands().getIslandAt(e.getLocation()).isEmpty()) {
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c.setCancelled(false);
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return true;
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}
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Island island = addon.getIslands().getIslandAt(e.getLocation()).get();
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// Check if creature is allowed to spawn or not
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AtLimitResult res = atLimit(island, e);
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if (island.isSpawn() || !res.hit()) {
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// Allowed
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if (async) {
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Bukkit.getScheduler().runTask(BentoBox.getInstance(), () -> preSpawn(e.getType(), reason, l));
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} // else do nothing
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} else {
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if (async) {
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e.remove();
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} else {
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c.setCancelled(true);
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}
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// If the reason is anything but because of a spawner then tell players within range
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tellPlayers(l, e, reason, res);
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return false;
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}
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return true;
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}
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private void preSpawn(EntityType entityType, SpawnReason reason, Location l) {
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// Check for entities that need cleanup
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switch (reason) {
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case BUILD_IRONGOLEM -> detectIronGolem(l);
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case BUILD_SNOWMAN -> detectSnowman(l);
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case BUILD_WITHER -> {
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detectWither(l);
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}
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default -> throw new IllegalArgumentException("Unexpected value: " + reason);
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}
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Entity entity = l.getWorld().spawnEntity(l, entityType);
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justSpawned.add(entity.getUniqueId());
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if (reason == SpawnReason.BUILD_WITHER) {
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// Create explosion
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l.getWorld().createExplosion(l, 7F, true, true, entity);
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}
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}
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private void detectIronGolem(Location l) {
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Block legs = l.getBlock();
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// Erase legs
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addon.getBlockLimitListener().removeBlock(legs);
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legs.setType(Material.AIR);
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// Look around for possible constructions
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for (BlockFace bf : CARDINALS) {
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Block body = legs.getRelative(bf);
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if (body.getType().equals(Material.IRON_BLOCK)) {
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// Check for head
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Block head = body.getRelative(bf);
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if (head.getType() == Material.CARVED_PUMPKIN || head.getType() == Material.JACK_O_LANTERN) {
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// Check for arms the rule is that they must be opposite and have nothing "beneath" them
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for (BlockFace bf2 : CARDINALS) {
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Block arm1 = body.getRelative(bf2);
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Block arm2 = body.getRelative(bf2.getOppositeFace());
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if (arm1.getType() == Material.IRON_BLOCK && arm2.getType() == Material.IRON_BLOCK
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&& arm1.getRelative(bf.getOppositeFace()).isEmpty()
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&& arm2.getRelative(bf.getOppositeFace()).isEmpty()) {
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// Erase!
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addon.getBlockLimitListener().removeBlock(body);
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addon.getBlockLimitListener().removeBlock(arm1);
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addon.getBlockLimitListener().removeBlock(arm2);
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addon.getBlockLimitListener().removeBlock(head);
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body.setType(Material.AIR);
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arm1.setType(Material.AIR);
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arm2.setType(Material.AIR);
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head.setType(Material.AIR);
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return;
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}
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}
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}
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}
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}
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}
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private void detectSnowman(Location l) {
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Block legs = l.getBlock();
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// Erase legs
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addon.getBlockLimitListener().removeBlock(legs);
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legs.setType(Material.AIR);
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// Look around for possible constructions
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for (BlockFace bf : CARDINALS) {
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Block body = legs.getRelative(bf);
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if (body.getType().equals(Material.SNOW_BLOCK)) {
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// Check for head
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Block head = body.getRelative(bf);
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if (head.getType() == Material.CARVED_PUMPKIN || head.getType() == Material.JACK_O_LANTERN) {
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// Erase
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addon.getBlockLimitListener().removeBlock(body);
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addon.getBlockLimitListener().removeBlock(head);
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body.setType(Material.AIR);
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head.setType(Material.AIR);
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return;
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}
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}
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}
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}
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private void detectWither(Location l) {
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Block legs = l.getBlock();
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// Erase legs
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addon.getBlockLimitListener().removeBlock(legs);
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legs.setType(Material.AIR);
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// Look around for possible constructions
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for (BlockFace bf : CARDINALS) {
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Block body = legs.getRelative(bf);
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if (isWither(body)) {
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// Check for head
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Block head = body.getRelative(bf);
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if (head.getType().equals(Material.WITHER_SKELETON_SKULL) || head.getType().equals(Material.WITHER_SKELETON_WALL_SKULL)) {
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// Check for arms the rule is that they must be opposite and have nothing "beneath" them
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for (BlockFace bf2 : CARDINALS) {
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Block arm1 = body.getRelative(bf2);
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Block arm2 = body.getRelative(bf2.getOppositeFace());
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Block head2 = arm1.getRelative(bf);
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Block head3 = arm2.getRelative(bf);
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if (isWither(arm1)
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&& isWither(arm2)
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&& arm1.getRelative(bf.getOppositeFace()).isEmpty()
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&& arm2.getRelative(bf.getOppositeFace()).isEmpty()
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&& (head2.getType().equals(Material.WITHER_SKELETON_SKULL) || head2.getType().equals(Material.WITHER_SKELETON_WALL_SKULL))
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&& (head3.getType().equals(Material.WITHER_SKELETON_SKULL) || head3.getType().equals(Material.WITHER_SKELETON_WALL_SKULL))
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) {
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// Erase!
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addon.getBlockLimitListener().removeBlock(body);
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addon.getBlockLimitListener().removeBlock(arm1);
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addon.getBlockLimitListener().removeBlock(arm2);
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addon.getBlockLimitListener().removeBlock(head);
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addon.getBlockLimitListener().removeBlock(head2);
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addon.getBlockLimitListener().removeBlock(head3);
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body.setType(Material.AIR);
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arm1.setType(Material.AIR);
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arm2.setType(Material.AIR);
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head.setType(Material.AIR);
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head2.setType(Material.AIR);
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head3.setType(Material.AIR);
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return;
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}
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}
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}
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}
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}
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}
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private boolean isWither(Block body) {
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if (Util.getMinecraftVersion() < 16) {
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return body.getType().equals(Material.SOUL_SAND);
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}
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return Tag.WITHER_SUMMON_BASE_BLOCKS.isTagged(body.getType());
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}
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/**
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* Tell players within a 5 x 5 x 5 radius that the spawning was denied. Informing happens 1 tick after event
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* @param l location
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* @param entity entity spawned
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* @param reason reason - some reasons are not reported
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* @param res at limit result
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*/
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private void tellPlayers(Location l, Entity entity, SpawnReason reason, AtLimitResult res) {
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if (reason.equals(SpawnReason.SPAWNER) || reason.equals(SpawnReason.NATURAL)
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|| reason.equals(SpawnReason.INFECTION) || reason.equals(SpawnReason.NETHER_PORTAL)
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|| reason.equals(SpawnReason.REINFORCEMENTS) || reason.equals(SpawnReason.SLIME_SPLIT)) {
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return;
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}
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World w = l.getWorld();
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if (w == null) return;
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Bukkit.getScheduler().runTask(addon.getPlugin(), () -> {
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for (Entity ent : w.getNearbyEntities(l, 5, 5, 5)) {
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if (ent instanceof Player p) {
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p.updateInventory();
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if (res.getTypelimit() != null) {
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User.getInstance(p).notify("entity-limits.hit-limit", "[entity]",
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Util.prettifyText(entity.getType().toString()),
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TextVariables.NUMBER, String.valueOf(res.getTypelimit().getValue()));
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} else {
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User.getInstance(p).notify("entity-limits.hit-limit", "[entity]",
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res.getGrouplimit().getKey().getName() + " (" + res.getGrouplimit().getKey().getTypes().stream().map(x -> Util.prettifyText(x.toString())).collect(Collectors.joining(", ")) + ")",
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TextVariables.NUMBER, String.valueOf(res.getGrouplimit().getValue()));
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}
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}
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}
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});
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}
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/**
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* Checks if new entities can be added to island
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* @param island - island
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* @param ent - the entity
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* @return true if at the limit, false if not
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*/
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AtLimitResult atLimit(Island island, Entity ent) {
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// Check island settings first
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int limitAmount = -1;
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Map<EntityGroup, Integer> groupsLimits = new HashMap<>();
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@Nullable
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IslandBlockCount ibc = addon.getBlockLimitListener().getIsland(island.getUniqueId());
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if (ibc != null) {
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// Get the limit amount for this type
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limitAmount = ibc.getEntityLimit(ent.getType());
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// Handle entity groups
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List<EntityGroup> groupdefs = addon.getSettings().getGroupLimits().getOrDefault(ent.getType(),
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new ArrayList<>());
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groupdefs.forEach(def -> {
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int limit = ibc.getEntityGroupLimit(def.getName());
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if (limit >= 0)
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groupsLimits.put(def, limit);
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});
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}
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// If no island settings then try global settings
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if (limitAmount < 0 && addon.getSettings().getLimits().containsKey(ent.getType())) {
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limitAmount = addon.getSettings().getLimits().get(ent.getType());
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}
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// Group limits
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if (addon.getSettings().getGroupLimits().containsKey(ent.getType())) {
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addon.getSettings().getGroupLimits().getOrDefault(ent.getType(), new ArrayList<>()).stream()
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.filter(group -> !groupsLimits.containsKey(group) || groupsLimits.get(group) > group.getLimit())
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.forEach(group -> groupsLimits.put(group, group.getLimit()));
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}
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if (limitAmount < 0 && groupsLimits.isEmpty()) {
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return new AtLimitResult();
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}
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// We have to count the entities
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if (limitAmount >= 0)
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{
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int count = (int) ent.getWorld().getNearbyEntities(island.getBoundingBox()).stream()
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.filter(e -> e.getType().equals(ent.getType()))
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.count();
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int max = limitAmount + (ibc == null ? 0 : ibc.getEntityLimitOffset(ent.getType()));
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if (count >= max) {
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return new AtLimitResult(ent.getType(), max);
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}
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}
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// Group limits
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if (ibc != null) {
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Map<String, EntityGroup> groupbyname = groupsLimits.keySet().stream()
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.collect(Collectors.toMap(EntityGroup::getName, e -> e));
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ibc.getEntityGroupLimits().entrySet().stream()
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.filter(e -> groupbyname.containsKey(e.getKey()))
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.forEach(e -> groupsLimits.put(groupbyname.get(e.getKey()), e.getValue()));
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}
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// Now do the group limits
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for (Map.Entry<EntityGroup, Integer> group : groupsLimits.entrySet()) { //do not use lambda
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if (group.getValue() < 0)
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continue;
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// int count = (int) ent.getWorld().getEntities().stream()
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// .filter(e -> group.getKey().contains(e.getType()))
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// .filter(e -> island.inIslandSpace(e.getLocation())).count();
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int count = (int) ent.getWorld().getNearbyEntities(island.getBoundingBox()).stream()
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.filter(e -> group.getKey().contains(e.getType()))
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.count();
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int max = group.getValue() + + (ibc == null ? 0 : ibc.getEntityGroupLimitOffset(group.getKey().getName()));
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if (count >= max) {
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return new AtLimitResult(group.getKey(), max);
|
|
}
|
|
}
|
|
return new AtLimitResult();
|
|
}
|
|
|
|
static class AtLimitResult {
|
|
private Map.Entry<EntityType, Integer> typelimit;
|
|
private Map.Entry<EntityGroup, Integer> grouplimit;
|
|
|
|
public AtLimitResult() {}
|
|
|
|
public AtLimitResult(EntityType type, int limit) {
|
|
typelimit = new AbstractMap.SimpleEntry<>(type, limit);
|
|
}
|
|
|
|
public AtLimitResult(EntityGroup type, int limit) {
|
|
grouplimit = new AbstractMap.SimpleEntry<>(type, limit);
|
|
}
|
|
|
|
/**
|
|
* @return true if at limit
|
|
*/
|
|
public boolean hit() {
|
|
return typelimit != null || grouplimit != null;
|
|
}
|
|
|
|
public Map.Entry<EntityType, Integer> getTypelimit() {
|
|
return typelimit;
|
|
}
|
|
|
|
public Map.Entry<EntityGroup, Integer> getGrouplimit() {
|
|
return grouplimit;
|
|
}
|
|
}
|
|
}
|
|
|
|
|