Ajout d'une protection contre les spawn massif d'entités en créatif

src/net/mc_pandacraft/java/plugin/pandacraftutils/modules/cheat_protect/EntitySpamManager.java

@@ -0,0 +1,97 @@
+package net.mc_pandacraft.java.plugin.pandacraftutils.modules.cheat_protect;
+
+import org.bukkit.Chunk;
+import org.bukkit.Location;
+import org.bukkit.World;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.ThrownExpBottle;
+import org.bukkit.entity.Vehicle;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.entity.ExpBottleEvent;
+import org.bukkit.event.vehicle.VehicleCreateEvent;
+
+import net.mc_pandacraft.java.plugin.pandacraftutils.ConfigManager;
+import net.mc_pandacraft.java.plugin.pandacraftutils.PandacraftUtils;
+
+public class EntitySpamManager implements Listener {
+	
+	private PandacraftUtils plugin = PandacraftUtils.getInstance();
+	
+	public EntitySpamManager() {
+		plugin.getServer().getPluginManager().registerEvents(this, plugin);
+	}
+	
+	
+	
+	/*
+	 * Non pris en charge pour le moment
+	@EventHandler
+	public void onCreatureSpawn(CreatureSpawnEvent event) {
+		
+	}
+	*/
+	
+	
+	/**
+	 * Prends en charge l'évènement de création d'un véhicule, et programme sa destruction
+	 * si le chunk dans lequel il se trouve dépasse le nombre d'entité autorisé
+	 * @param event
+	 */
+	@EventHandler
+	public void onVehicleCreate(VehicleCreateEvent event) {
+		Vehicle v = event.getVehicle();
+		Location l = v.getLocation();
+		if (!isInWorld(l)) return;
+		if (containsTooManyEntity(l.getChunk()))
+		{
+			plugin.getServer().getScheduler().runTaskLater(plugin, new Runnable() {
+				private Vehicle vehicle;
+				public Runnable init(Vehicle v) {
+					vehicle = v;
+					return this;
+				}
+				@Override
+				public void run() {
+					vehicle.remove();
+				}
+			}.init(v), 1);
+		}
+		
+	}
+	
+	
+	@EventHandler
+	public void onExpBottle(ExpBottleEvent event) {
+		ThrownExpBottle b = event.getEntity();
+		if (!isInWorld(b.getLocation())) return;
+		if (containsTooManyEntity(b.getLocation().getChunk())) {
+			event.setExperience(0);
+		}
+	}
+	
+	
+	
+	
+	
+	
+	
+	
+	private boolean isInWorld(Location l) {
+		World w = l.getWorld();
+		String config = ConfigManager.getInstance().EntitySpam_worlds;
+		String[] worlds = config.split(";");
+		for (String ws : worlds)
+			if (w.getName().equalsIgnoreCase(ws))
+				return true;
+		return false;
+		
+	}
+	
+	private boolean containsTooManyEntity(Chunk c) {
+		if (!c.isLoaded()) c.load();
+		Entity[] ents = c.getEntities();
+		return (ents.length > ConfigManager.getInstance().EntitySpam_limitPerChunks);
+	}
+	
+}