A particle effects library for Bukkit 1.7.2

ParticleEffects

/**
 * Particle Effects Lib
 * 
 * @author minnymin3
 * 
 */

public enum ParticleEffects {

	HUGE_EXPLODE("hugeexplosion", 0), LARGE_EXPLODE("largeexplode", 1), FIREWORK_SPARK("fireworksSpark", 2), AIR_BUBBLE(
			"bubble", 3), SUSPEND("suspend", 4), DEPTH_SUSPEND("depthSuspend", 5), TOWN_AURA("townaura", 6), CRITICAL_HIT(
			"crit", 7), MAGIC_CRITICAL_HIT("magicCrit", 8), MOB_SPELL("mobSpell", 9), MOB_SPELL_AMBIENT(
			"mobSpellAmbient", 10), SPELL("spell", 11), INSTANT_SPELL("instantSpell", 12), BLUE_SPARKLE("witchMagic",
			13), NOTE_BLOCK("note", 14), ENDER("portal", 15), ENCHANTMENT_TABLE("enchantmenttable", 16), EXPLODE(
			"explode", 17), FIRE("flame", 18), LAVA_SPARK("lava", 19), FOOTSTEP("footstep", 20), SPLASH("splash", 21), LARGE_SMOKE(
			"largesmoke", 22), CLOUD("cloud", 23), REDSTONE_DUST("reddust", 24), SNOWBALL_HIT("snowballpoof", 25), DRIP_WATER(
			"dripWater", 26), DRIP_LAVA("dripLava", 27), SNOW_DIG("snowshovel", 28), SLIME("slime", 29), HEART("heart",
			30), ANGRY_VILLAGER("angryVillager", 31), GREEN_SPARKLE("happyVillager", 32), ICONCRACK("iconcrack", 33), TILECRACK(
			"tilecrack", 34);

	private String name;
	private int id;

	ParticleEffects(String name, int id) {
		this.name = name;
		this.id = id;
	}

	/**
	 * Gets the name of the Particle Effect
	 * 
	 * @return The particle effect name
	 */
	String getName() {
		return name;
	}

	/**
	 * Gets the id of the Particle Effect
	 * 
	 * @return The id of the Particle Effect
	 */
	int getId() {
		return id;
	}

	/**
	 * Send a particle effect to a player
	 * 
	 * @param effect
	 *            The particle effect to send
	 * @param player
	 *            The player to send the effect to
	 * @param location
	 *            The location to send the effect to
	 * @param offsetX
	 *            The x range of the particle effect
	 * @param offsetY
	 *            The y range of the particle effect
	 * @param offsetZ
	 *            The z range of the particle effect
	 * @param speed
	 *            The speed (or color depending on the effect) of the particle
	 *            effect
	 * @param count
	 *            The count of effects
	 */
	public static void sendToPlayer(ParticleEffects effect, Player player, Location location, float offsetX, float offsetY,
			float offsetZ, float speed, int count) {
		try {
			Object packet = createPacket(effect, location, offsetX, offsetY, offsetZ, speed, count);
			sendPacket(player, packet);
		} catch (Exception e) {
			e.printStackTrace();
		}

	}

	/**
	 * Send a particle effect to all players
	 * 
	 * @param effect
	 *            The particle effect to send
	 * @param location
	 *            The location to send the effect to
	 * @param offsetX
	 *            The x range of the particle effect
	 * @param offsetY
	 *            The y range of the particle effect
	 * @param offsetZ
	 *            The z range of the particle effect
	 * @param speed
	 *            The speed (or color depending on the effect) of the particle
	 *            effect
	 * @param count
	 *            The count of effects
	 */
	public static void sendToLocation(ParticleEffects effect, Location location, float offsetX, float offsetY, float offsetZ, float speed, int count) {
		try {
			Object packet = createPacket(effect, location, offsetX, offsetY, offsetZ, speed, count);
			for (Player player : Bukkit.getOnlinePlayers()) {
				sendPacket(player, packet);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	private static Object createPacket(ParticleEffects effect, Location location, float offsetX, float offsetY,
			float offsetZ, float speed, int count) throws Exception {
		if (count <= 0) {
			count = 1;
		}
		Class<?> packetClass = getCraftClass("PacketPlayOutWorldParticles");
		Object packet = packetClass.getConstructor(String.class, float.class, float.class, float.class, float.class,
				float.class, float.class, float.class, int.class).newInstance(effect.name, (float) location.getX(),
				(float) location.getY(), (float) location.getZ(), offsetX, offsetY, offsetZ, speed, count);
		return packet;
	}

	private static void sendPacket(Player p, Object packet) throws Exception {
		Object eplayer = getHandle(p);
		Field playerConnectionField = eplayer.getClass().getField("playerConnection");
		Object playerConnection = playerConnectionField.get(eplayer);
		for (Method m : playerConnection.getClass().getMethods()) {
			if (m.getName().equalsIgnoreCase("sendPacket")) {
				m.invoke(playerConnection, packet);
				return;
			}
		}
	}

	private static Object getHandle(Entity entity) {
		try {
			Method entity_getHandle = entity.getClass().getMethod("getHandle");
			Object nms_entity = entity_getHandle.invoke(entity);
			return nms_entity;
		} catch (Exception ex) {
			ex.printStackTrace();
			return null;
		}
	}

	private static Class<?> getCraftClass(String name) {
		String version = getVersion() + ".";
		String className = "net.minecraft.server." + version + name;
		Class<?> clazz = null;
		try {
			clazz = Class.forName(className);
		} catch (ClassNotFoundException e) {
			e.printStackTrace();
		}
		return clazz;
	}

	private static String getVersion() {
		return Bukkit.getServer().getClass().getPackage().getName().replace(".", ",").split(",")[3];
	}

}