TF-ProjectKorra/src/com/projectkorra/ProjectKorra/Methods.java

package com.projectkorra.ProjectKorra;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;

import me.ryanhamshire.GriefPrevention.GriefPrevention;
import net.sacredlabyrinth.Phaed.PreciousStones.FieldFlag;
import net.sacredlabyrinth.Phaed.PreciousStones.PreciousStones;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Effect;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.World.Environment;
import org.bukkit.block.Block;
import org.bukkit.block.BlockFace;
import org.bukkit.block.BlockState;
import org.bukkit.entity.Entity;
import org.bukkit.entity.FallingBlock;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Player;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.Plugin;
import org.bukkit.plugin.PluginManager;
import org.bukkit.potion.PotionEffectType;
import org.bukkit.util.Vector;

import com.griefcraft.lwc.LWC;
import com.griefcraft.lwc.LWCPlugin;
import com.griefcraft.model.Protection;
import com.massivecraft.factions.listeners.FactionsListenerMain;
import com.massivecraft.massivecore.ps.PS;
import com.palmergames.bukkit.towny.Towny;
import com.palmergames.bukkit.towny.TownyMessaging;
import com.palmergames.bukkit.towny.TownySettings;
import com.palmergames.bukkit.towny.object.Coord;
import com.palmergames.bukkit.towny.object.PlayerCache;
import com.palmergames.bukkit.towny.object.PlayerCache.TownBlockStatus;
import com.palmergames.bukkit.towny.object.TownyPermission;
import com.palmergames.bukkit.towny.object.TownyUniverse;
import com.palmergames.bukkit.towny.object.TownyWorld;
import com.palmergames.bukkit.towny.object.WorldCoord;
import com.palmergames.bukkit.towny.utils.PlayerCacheUtil;
import com.palmergames.bukkit.towny.war.flagwar.TownyWar;
import com.palmergames.bukkit.towny.war.flagwar.TownyWarConfig;
import com.projectkorra.ProjectKorra.Ability.AbilityModule;
import com.projectkorra.ProjectKorra.Ability.AbilityModuleManager;
import com.projectkorra.ProjectKorra.Ability.AvatarState;
import com.projectkorra.ProjectKorra.Utilities.ParticleEffect;
import com.projectkorra.ProjectKorra.airbending.AirBlast;
import com.projectkorra.ProjectKorra.airbending.AirBubble;
import com.projectkorra.ProjectKorra.airbending.AirBurst;
import com.projectkorra.ProjectKorra.airbending.AirScooter;
import com.projectkorra.ProjectKorra.airbending.AirShield;
import com.projectkorra.ProjectKorra.airbending.AirSpout;
import com.projectkorra.ProjectKorra.airbending.AirSuction;
import com.projectkorra.ProjectKorra.airbending.AirSwipe;
import com.projectkorra.ProjectKorra.airbending.Breathbending;
import com.projectkorra.ProjectKorra.airbending.Tornado;
import com.projectkorra.ProjectKorra.chiblocking.Paralyze;
import com.projectkorra.ProjectKorra.chiblocking.RapidPunch;
import com.projectkorra.ProjectKorra.earthbending.Catapult;
import com.projectkorra.ProjectKorra.earthbending.CompactColumn;
import com.projectkorra.ProjectKorra.earthbending.EarthArmor;
import com.projectkorra.ProjectKorra.earthbending.EarthBlast;
import com.projectkorra.ProjectKorra.earthbending.EarthColumn;
import com.projectkorra.ProjectKorra.earthbending.EarthPassive;
import com.projectkorra.ProjectKorra.earthbending.EarthTunnel;
import com.projectkorra.ProjectKorra.earthbending.Shockwave;
import com.projectkorra.ProjectKorra.earthbending.Tremorsense;
import com.projectkorra.ProjectKorra.firebending.Cook;
import com.projectkorra.ProjectKorra.firebending.FireBlast;
import com.projectkorra.ProjectKorra.firebending.FireBurst;
import com.projectkorra.ProjectKorra.firebending.FireJet;
import com.projectkorra.ProjectKorra.firebending.FireShield;
import com.projectkorra.ProjectKorra.firebending.FireStream;
import com.projectkorra.ProjectKorra.firebending.Fireball;
import com.projectkorra.ProjectKorra.firebending.Illumination;
import com.projectkorra.ProjectKorra.firebending.Lightning;
import com.projectkorra.ProjectKorra.firebending.WallOfFire;
import com.projectkorra.ProjectKorra.waterbending.Bloodbending;
import com.projectkorra.ProjectKorra.waterbending.FreezeMelt;
import com.projectkorra.ProjectKorra.waterbending.IceSpike;
import com.projectkorra.ProjectKorra.waterbending.IceSpike2;
import com.projectkorra.ProjectKorra.waterbending.OctopusForm;
import com.projectkorra.ProjectKorra.waterbending.Plantbending;
import com.projectkorra.ProjectKorra.waterbending.WaterManipulation;
import com.projectkorra.ProjectKorra.waterbending.WaterReturn;
import com.projectkorra.ProjectKorra.waterbending.WaterSpout;
import com.projectkorra.ProjectKorra.waterbending.WaterWall;
import com.projectkorra.ProjectKorra.waterbending.Wave;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.protection.flags.DefaultFlag;

public class Methods {

	static ProjectKorra plugin;

	private static final ItemStack pickaxe = new ItemStack(Material.DIAMOND_PICKAXE);

	public static ConcurrentHashMap<Block, Information> movedearth = new ConcurrentHashMap<Block, Information>();
	public static ConcurrentHashMap<Integer, Information> tempair = new ConcurrentHashMap<Integer, Information>();
	public static ConcurrentHashMap<String, Long> cooldowns = new ConcurrentHashMap<String, Long>();
	public static ArrayList<Block> tempnophysics = new ArrayList<Block>();
	private static Integer[] plantIds = { 6, 18, 31, 32, 37, 38, 39, 40, 59, 81, 83, 86, 99, 100, 103, 104, 105, 106, 111, 161, 175};

	public static Integer[] transparentToEarthbending = {0, 6, 8, 9, 10, 11, 30, 31, 32, 37, 38, 39, 40, 50, 51, 59, 78, 83, 106};

	public static Integer[] nonOpaque = {0, 6, 8, 9, 10, 11, 27, 28, 30, 31, 32, 37, 38, 39, 40, 50, 51, 55, 59, 66, 68, 69, 70, 72,
		75, 76, 77, 78, 83, 90, 93, 94, 104, 105, 106, 111, 115, 119, 127, 131, 132};

	/**
	 * Checks to see if an AbilityExists. Uses method {@link #getAbility(String)} to check if it exists.
	 * @param string Ability Name
	 * @return true if ability exists
	 */
	public static boolean abilityExists(String string) {
		if (getAbility(string) == null) return false;
		return true;
	}

	public static void addTempAirBlock(Block block) {
		if (movedearth.containsKey(block)) {
			Information info = movedearth.get(block);
			block.setType(Material.AIR);
			info.setTime(System.currentTimeMillis());
			movedearth.remove(block);
			tempair.put(info.getID(), info);
		} else {
			Information info = new Information();
			info.setBlock(block);
			info.setState(block.getState());
			info.setTime(System.currentTimeMillis());
			block.setType(Material.AIR);
			tempair.put(info.getID(), info);
		}

	}

	/**
	 * Binds a Ability to the hotbar slot that the player is on. 
	 * @param player The player to bind to
	 * @param ability The ability name to Bind
	 * @see {@link #bindAbility(Player, String, int)}
	 */
	public static void bindAbility(Player player, String ability) {
		int slot = player.getInventory().getHeldItemSlot() + 1;
		BendingPlayer bPlayer = getBendingPlayer(player.getName());
		bPlayer.abilities.put(slot, ability);
		if (isAirAbility(ability)) {
			player.sendMessage(getAirColor() + "Succesfully bound " + ability + " to slot " + slot);
		}
		else if (isWaterAbility(ability)) {
			player.sendMessage(getWaterColor() + "Succesfully bound " + ability + " to slot " + slot);
		}
		else if (isEarthAbility(ability)) {
			player.sendMessage(getEarthColor() + "Succesfully bound " + ability + " to slot " + slot);
		}
		else if (isFireAbility(ability)) {
			player.sendMessage(getFireColor() + "Succesfully bound " + ability + " to slot " + slot);
		}
		else if (isChiAbility(ability)) {
			player.sendMessage(getChiColor() + "Succesfully bound " + ability + " to slot " + slot);
		} else {
			player.sendMessage(getAvatarColor() + "Successfully bound " + ability + " to slot " + slot);
		}
	}

	/**
	 * Binds a Ability to a specific hotbar slot. 
	 * @param player The player to bind to
	 * @param ability 
	 * @param slot
	 * @see {@link #bindAbility(Player, String)}
	 */
	public static void bindAbility(Player player, String ability, int slot) {
		BendingPlayer bPlayer = getBendingPlayer(player.getName());
		bPlayer.abilities.put(slot, ability);
		if (isAirAbility(ability)) {
			player.sendMessage(getAirColor() + "Succesfully bound " + ability + " to slot " + slot);
		}
		else if (isWaterAbility(ability)) {
			player.sendMessage(getWaterColor() + "Succesfully bound " + ability + " to slot " + slot);
		}
		else if (isEarthAbility(ability)) {
			player.sendMessage(getEarthColor() + "Succesfully bound " + ability + " to slot " + slot);
		}
		else if (isFireAbility(ability)) {
			player.sendMessage(getFireColor() + "Succesfully bound " + ability + " to slot " + slot);
		}
		else if (isChiAbility(ability)) {
			player.sendMessage(getChiColor() + "Succesfully bound " + ability + " to slot " + slot);
		} else {
			player.sendMessage(getAvatarColor() + "Successfully bound " + ability + " to slot " + slot);
		}
	}

	/**
	 * Breaks a block and sets it to {@link Material#AIR AIR}.
	 * @param block The block to break
	 */
	public static void breakBlock(Block block) {
		block.breakNaturally(new ItemStack(Material.AIR));
	}

	/**
	 * Checks to see if a Player is effected by BloodBending.
	 * @param player The player to check
	 * <p>
	 * @return true If {@link #isChiBlocked(String)} is true
	 * <br />
	 * false If player is BloodBender and Bending is toggled on, or if player is in AvatarState
	 * </p>
	 */
	public static boolean canBeBloodbent(Player player) {
		if (AvatarState.isAvatarState(player))
			return false;
		if (isChiBlocked(player.getName()))
			return true;
		if (canBend(player.getName(), "Bloodbending") && Methods.getBendingPlayer(player.getName()).isToggled)
			return false;
		return true;
	}

	/**
	 * Checks to see if a Player can bend a specific Ability.
	 * @param player The player name to check
	 * @param ability The Ability name to check
	 * @return true If player can bend specified ability and has the permissions to do so
	 */
	public static boolean canBend(String player, String ability) {
		BendingPlayer bPlayer = getBendingPlayer(player);
		Player p = Bukkit.getPlayer(player);
		if (bPlayer == null) return false;
		if (Commands.isToggledForAll) return false;
		if (!bPlayer.isToggled) return false;
		if (p == null) return false;
		if (cooldowns.containsKey(p.getName())) {
			if (cooldowns.get(p.getName()) + ProjectKorra.plugin.getConfig().getLong("Properties.GlobalCooldown") >= System.currentTimeMillis()) {
				return false;
			}
			cooldowns.remove(p.getName());
		}
		if (bPlayer.blockedChi) return false;
		//		if (bPlayer.isChiBlocked()) return false;
		if (!p.hasPermission("bending.ability." + ability)) return false;
		if (isAirAbility(ability) && !isBender(player, Element.Air)) return false;
		if (isWaterAbility(ability) && !isBender(player, Element.Water)) return false;
		if (isEarthAbility(ability) && !isBender(player, Element.Earth)) return false;
		if (isFireAbility(ability) && !isBender(player, Element.Fire)) return false;
		if (isChiAbility(ability) && !isBender(player, Element.Chi)) return false;
		if (isRegionProtectedFromBuild(p, ability, p.getLocation())) return false;
		if (Paralyze.isParalyzed(p) || Bloodbending.isBloodbended(p)) return false;
		return true;
	}

	public static boolean canBendPassive(String player, Element element) {
		BendingPlayer bPlayer = getBendingPlayer(player);
		Player p = Bukkit.getPlayer(player);
		if (bPlayer == null) return false;
		if (p == null) return false;
		if (!p.hasPermission("bending." + element.toString().toLowerCase() + ".passive")) return false;
		if (!bPlayer.isToggled) return false;
		if (!bPlayer.hasElement(element)) return false;
		if (isRegionProtectedFromBuild(p, null, p.getLocation())) return false;
		return true;
	}

	/**
	 * Checks to see if a player can BloodBend.
	 * @param player The player to check
	 * @return true If player has permission node "bending.earth.bloodbending"
	 */
	public static boolean canBloodbend(Player player) {
		if (player.hasPermission("bending.ability.bloodbending")) return true;
		return false;
	}

	/**
	 * Checks to see if a player can MetalBend.
	 * @param player The player to check
	 * @return true If player has permission node "bending.earth.metalbending"
	 */
	public static boolean canMetalbend(Player player) {
		if (player.hasPermission("bending.earth.metalbending")) return true;
		return false;
	}

	/**
	 * Checks to see if a player can PlantBend.
	 * @param player The player to check
	 * @return true If player has permission node "bending.ability.plantbending"
	 */
	public static boolean canPlantbend(Player player) {
		return player.hasPermission("bending.ability.plantbending");
	}

	/**
	 * Creates a {@link BendingPlayer} with the data from the database. This runs when a player logs in.
	 * @param uuid The UUID of the player
	 * @param player The player name
	 * @throws SQLException
	 */
	public static void createBendingPlayer(UUID uuid, String player) {
		ResultSet rs2 = DBConnection.sql.readQuery("SELECT * FROM pk_players WHERE uuid = '" + uuid.toString() + "'");
		try {
			if (!rs2.next()) { // Data doesn't exist, we want a completely new player.
				new BendingPlayer(uuid, player, new ArrayList<Element>(), new HashMap<Integer, String>(), false);
				DBConnection.sql.modifyQuery("INSERT INTO pk_players (uuid, player) VALUES ('" + uuid.toString() + "', '" + player + "')");
				ProjectKorra.log.info("Created new BendingPlayer for " + player);
			} else {
				// The player has at least played before.
				String player2 = rs2.getString("player");
				if (!player.equalsIgnoreCase(player2)) DBConnection.sql.modifyQuery("UPDATE pk_players SET player = '" + player2 + "' WHERE uuid = '" + uuid.toString() + "'"); // They have changed names.
				String element = rs2.getString("element");
				String permaremoved = rs2.getString("permaremoved");
				boolean p = false;
				ArrayList<Element> elements = new ArrayList<Element>();
				if (element != null) { // Player has an element.
					if (element.contains("a")) elements.add(Element.Air);
					if (element.contains("w")) elements.add(Element.Water);
					if (element.contains("e")) elements.add(Element.Earth);
					if (element.contains("f")) elements.add(Element.Fire);
					if (element.contains("c")) elements.add(Element.Chi);
				}

				HashMap<Integer, String> abilities = new HashMap<Integer, String>();
				for (int i = 1; i <= 9; i++) {
					String slot = rs2.getString("slot" + i);
					if (slot != null) abilities.put(i, slot);
				}

				if (permaremoved == null) {
					p = false;
				}
				else if (permaremoved.equals("true")) {
					p = true;
				}
				else if (permaremoved.equals("false")) {
					p = false;
				}

				new BendingPlayer(uuid, player2, elements, abilities, p);
			}
		} catch (SQLException ex) {
			ex.printStackTrace();
		}
	}

	/**
	 * Damages an Entity by amount of damage specified. Starts a {@link EntityDamageByEntityEvent}.
	 * @param player The player dealing the damage
	 * @param entity The entity that is receiving the damage
	 * @param damage The amount of damage to deal
	 */
	public static void damageEntity(Player player, Entity entity, double damage) {
		if (entity instanceof LivingEntity) {
			((LivingEntity) entity).damage(damage, player);
			((LivingEntity) entity).setLastDamageCause(
					new EntityDamageByEntityEvent(player, entity, DamageCause.CUSTOM, damage));
		}
	}

	/**
	 * Deserializes the configuration file "bendingPlayers.yml" of the old BendingPlugin and creates a converted.yml ready for conversion.
	 * @throws IOException If the "bendingPlayers.yml" file is not found
	 */
	public static void deserializeFile() {
		File readFile = new File(".", "bendingPlayers.yml");
		File writeFile = new File(".", "converted.yml");
		if (readFile.exists()) {
			try {
				DataInputStream input = new DataInputStream(new FileInputStream(readFile));
				BufferedReader reader = new BufferedReader(new InputStreamReader(input));

				DataOutputStream output = new DataOutputStream(new FileOutputStream(writeFile));
				BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(output));
				String line;
				while ((line = reader.readLine()) != null) {
					if (!line.trim().contains("==: BendingPlayer")) {
						writer.write(line + "\n");
					}
				}

				reader.close();
				input.close();
				writer.close();
				output.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
	}

	/**
	 * Drops a {@code Collection<ItemStack>} of items on a specified block.
	 * @param block The block to drop items on.
	 * @param items The items to drop.
	 */
	public static void dropItems(Block block, Collection<ItemStack> items) {
		for (ItemStack item : items)
			block.getWorld().dropItem(block.getLocation(), item);
	}

	/**
	 * Gets the ability from specified ability name.
	 * @param string The ability name
	 * @return Ability name if found in {@link AbilityModuleManager#abilities}
	 * <p>
	 * else null
	 * </p>
	 */
	public static String getAbility(String string) {
		for (String st: AbilityModuleManager.abilities) {
			if (st.equalsIgnoreCase(string)) return st;
		}
		return null;
	}

	/**
	 * Gets the Element color from the Ability name specified.
	 * @param ability The ability name
	 * <p>
	 * @return
	 * {@link #getChiColor()} <br />
	 * {@link #getAirColor()} <br />
	 * {@link #getWaterColor()} <br />
	 * {@link #getEarthColor()} <br />
	 * {@link #getFireColor()} <br />
	 * else {@link #getAvatarColor()}
	 * </p>
	 */
	public static ChatColor getAbilityColor(String ability) {
		if (AbilityModuleManager.chiabilities.contains(ability)) return getChiColor();
		if (AbilityModuleManager.airbendingabilities.contains(ability)) return getAirColor();
		if (AbilityModuleManager.waterbendingabilities.contains(ability)) return getWaterColor();
		if (AbilityModuleManager.earthbendingabilities.contains(ability)) return getEarthColor();
		if (AbilityModuleManager.firebendingabilities.contains(ability)) return getFireColor();
		else return getAvatarColor();
	}

	/**
	 * Gets the AirColor from the config.
	 * @return Config specified ChatColor
	 */
	public static ChatColor getAirColor() {
		return ChatColor.valueOf(plugin.getConfig().getString("Properties.Chat.Colors.Air"));
	}

	/**
	 * Gets the AvatarColor from the config.
	 * @return Config specified ChatColor
	 */
	public static ChatColor getAvatarColor() {
		return ChatColor.valueOf(plugin.getConfig().getString("Properties.Chat.Colors.Avatar"));
	}

	/**
	 * Gets a {@link BendingPlayer} from specified player name.
	 * @param player The name of the Player
	 * @return The BendingPlayer object if {@link BendingPlayer#players} contains the player name
	 */
	public static BendingPlayer getBendingPlayer(String player) {
		return BendingPlayer.players.get(player);
	}

	/**
	 * Gets a {@code List<Blocks>} within the specified radius around the specified location.
	 * @param location The base location
	 * @param radius The block radius from location to include within the list of blocks
	 * @return The list of Blocks
	 */
	public static List<Block> getBlocksAroundPoint(Location location, double radius) {
		List<Block> blocks = new ArrayList<Block>();

		int xorg = location.getBlockX();
		int yorg = location.getBlockY();
		int zorg = location.getBlockZ();

		int r = (int) radius * 4;

		for (int x = xorg - r; x <= xorg + r; x++) {
			for (int y = yorg - r; y <= yorg + r; y++) {
				for (int z = zorg - r; z <= zorg + r; z++) {
					Block block = location.getWorld().getBlockAt(x, y, z);
					if (block.getLocation().distance(location) <= radius) {
						blocks.add(block);
					}
				}
			}
		}

		return blocks;
	}

	/**
	 * Gets the Ability bound to the slot that the player is in.
	 * @param player The player to check
	 * @return The Ability name bounded to the slot
	 * <p>
	 * else null
	 * </p>
	 */
	public static String getBoundAbility(Player player) {
		BendingPlayer bPlayer = getBendingPlayer(player.getName());
		if (bPlayer == null) return null;

		int slot = player.getInventory().getHeldItemSlot() + 1;
		return bPlayer.abilities.get(slot);
	}

	public static BlockFace getCardinalDirection(Vector vector) {
		BlockFace[] faces = { BlockFace.NORTH, BlockFace.NORTH_EAST,
				BlockFace.EAST, BlockFace.SOUTH_EAST, BlockFace.SOUTH,
				BlockFace.SOUTH_WEST, BlockFace.WEST, BlockFace.NORTH_WEST };
		Vector n, ne, e, se, s, sw, w, nw;
		w = new Vector(-1, 0, 0);
		n = new Vector(0, 0, -1);
		s = n.clone().multiply(-1);
		e = w.clone().multiply(-1);
		ne = n.clone().add(e.clone()).normalize();
		se = s.clone().add(e.clone()).normalize();
		nw = n.clone().add(w.clone()).normalize();
		sw = s.clone().add(w.clone()).normalize();

		Vector[] vectors = { n, ne, e, se, s, sw, w, nw };

		double comp = 0;
		int besti = 0;
		for (int i = 0; i < vectors.length; i++) {
			double dot = vector.dot(vectors[i]);
			if (dot > comp) {
				comp = dot;
				besti = i;
			}
		}

		return faces[besti];

	}

	/**
	 * Gets the ChiColor from the config.
	 * @return Config specified ChatColor
	 */
	public static ChatColor getChiColor() {
		return ChatColor.valueOf(plugin.getConfig().getString("Properties.Chat.Colors.Chi"));
	}

	public static List<Location> getCircle(Location loc, int radius, int height, boolean hollow, boolean sphere, int plusY){
		List<Location> circleblocks = new ArrayList<Location>();
		int cx = loc.getBlockX();
		int cy = loc.getBlockY();
		int cz = loc.getBlockZ();

		for(int x = cx - radius; x <= cx + radius; x++){
			for (int z = cz - radius; z <= cz + radius; z++){
				for(int y = (sphere ? cy - radius : cy); y < (sphere ? cy + radius : cy + height); y++){
					double dist = (cx - x) * (cx - x) + (cz - z) * (cz - z) + (sphere ? (cy - y) * (cy - y) : 0);

					if(dist < radius * radius && !(hollow && dist < (radius - 1) * (radius - 1))){
						Location l = new Location(loc.getWorld(), x, y + plusY, z);
						circleblocks.add(l);
					}
				}
			}
		}

		return circleblocks;
	}

	public static Vector getDirection(Location location, Location destination) {
		double x1, y1, z1;
		double x0, y0, z0;

		x1 = destination.getX();
		y1 = destination.getY();
		z1 = destination.getZ();

		x0 = location.getX();
		y0 = location.getY();
		z0 = location.getZ();

		return new Vector(x1 - x0, y1 - y0, z1 - z0);

	}

	public static double getDistanceFromLine(Vector line, Location pointonline,
			Location point) {

		Vector AP = new Vector();
		double Ax, Ay, Az;
		Ax = pointonline.getX();
		Ay = pointonline.getY();
		Az = pointonline.getZ();

		double Px, Py, Pz;
		Px = point.getX();
		Py = point.getY();
		Pz = point.getZ();

		AP.setX(Px - Ax);
		AP.setY(Py - Ay);
		AP.setZ(Pz - Az);

		return (AP.crossProduct(line).length()) / (line.length());
	}

	/**
	 * Gets a {@code Collection<ItemStack>} of item drops from a single block.
	 * @param block The single block
	 * @param type The Material type to change the block into
	 * @param data The block data to change the block into
	 * @param breakitem Unused
	 * @return The item drops fromt the specified block
	 */
	public static Collection<ItemStack> getDrops(Block block, Material type, byte data, ItemStack breakitem) {
		BlockState tempstate = block.getState();
		block.setType(type);
		block.setData(data);
		Collection<ItemStack> item = block.getDrops();
		tempstate.update(true);
		return item;
	}

	public static int getEarthbendableBlocksLength(Player player, Block block, Vector direction, int maxlength) {
		Location location = block.getLocation();
		direction = direction.normalize();
		double j;
		for (int i = 0; i <= maxlength; i++) {
			j = (double) i;
			if (!isEarthbendable(player, location.clone().add(direction.clone().multiply(j)).getBlock())) {
				return i;
			}
		}
		return maxlength;
	}

	/**
	 * Gets the EarthColor from the config.
	 * @return Config specified ChatColor
	 */
	public static ChatColor getEarthColor() {
		return ChatColor.valueOf(plugin.getConfig().getString("Properties.Chat.Colors.Earth"));
	}

	public static Block getEarthSourceBlock(Player player, double range) {
		Block testblock = player.getTargetBlock(getTransparentEarthbending(), (int) range);
		if (isEarthbendable(player, testblock))
			return testblock;
		Location location = player.getEyeLocation();
		Vector vector = location.getDirection().clone().normalize();
		for (double i = 0; i <= range; i++) {
			Block block = location.clone().add(vector.clone().multiply(i)).getBlock();
			if (isRegionProtectedFromBuild(player, "RaiseEarth", location))
				continue;
			if (isEarthbendable(player, block)) {
				return block;
			}
		}
		return null;
	}

	/**
	 * Gets a {@code List<Entity>} of entities around a specified radius from the specified area
	 * @param location The base location
	 * @param radius The radius of blocks to look for entities from the location
	 * @return A list of entities around a point
	 */
	public static List<Entity> getEntitiesAroundPoint(Location location, double radius) {

		List<Entity> entities = location.getWorld().getEntities();
		List<Entity> list = location.getWorld().getEntities();

		for (Entity entity : entities) {
			if (entity.getWorld() != location.getWorld()) {
				list.remove(entity);
			} else if (entity.getLocation().distance(location) > radius) {
				list.remove(entity);
			}
		}

		return list;

	}

	/**
	 * Gets the firebending dayfactor from the config multiplied by a specific value if it is day.
	 * @param value The value 
	 * @param world The world to pass into {@link #isDay(World)}
	 * <p>
	 * @return value DayFactor multiplied by specified value when {@link #isDay(World)} is true 
	 * <br /> else <br /> 
	 * value The specified value in the parameters 
	 * </p>
	 * @see {@link #getFirebendingDayAugment(World)}
	 */
	public static double getFirebendingDayAugment(double value, World world) {
		if (isDay(world)) {
			return plugin.getConfig().getDouble("Properties.Fire.DayFactor") * value;
		}
		return value;
	}

	/**
	 * Gets the firebending dayfactor from the config if it is day.
	 * @param world The world to pass into {@link #isDay(World)}
	 * <p>
	 * @return value DayFactor multiplied by specified value when {@link #isDay(World)} is true 
	 * <br /> else <br />
	 * value The value of 1
	 * </p>
	 * @see {@link #getFirebendingDayAugment(double, World)}
	 */
	public static double getFirebendingDayAugment(World world) {
		if (isDay(world)) return plugin.getConfig().getDouble("Properties.Fire.DayFactor");
		return 1;
	}

	/**
	 * Gets the FireColor from the config.
	 * @return Config specified ChatColor
	 */
	public static ChatColor getFireColor() {
		return ChatColor.valueOf(plugin.getConfig().getString("Properties.Chat.Colors.Fire"));
	}

	public static int getIntCardinalDirection(Vector vector) {
		BlockFace face = getCardinalDirection(vector);

		switch (face) {
		case SOUTH:
			return 7;
		case SOUTH_WEST:
			return 6;
		case WEST:
			return 3;
		case NORTH_WEST:
			return 0;
		case NORTH:
			return 1;
		case NORTH_EAST:
			return 2;
		case EAST:
			return 5;
		case SOUTH_EAST:
			return 8;
		}

		return 4;

	}

	/**
	 * Gets the MetalBendingColor from the config.
	 * @return Config specified ChatColor
	 */
	public static ChatColor getMetalbendingColor() {
		return ChatColor.valueOf(plugin.getConfig().getString("Properties.Chat.Colors.Metalbending"));
	}

	public static Vector getOrthogonalVector(Vector axis, double degrees, double length) {

		Vector ortho = new Vector(axis.getY(), -axis.getX(), 0);
		ortho = ortho.normalize();
		ortho = ortho.multiply(length);

		return rotateVectorAroundVector(axis, ortho, degrees);

	}

	public static Location getPointOnLine(Location origin, Location target,	double distance) {
		return origin.clone().add(
				getDirection(origin, target).normalize().multiply(distance));

	}

	public static Entity getTargetedEntity(Player player, double range,	List<Entity> avoid) {
		double longestr = range + 1;
		Entity target = null;
		Location origin = player.getEyeLocation();
		Vector direction = player.getEyeLocation().getDirection().normalize();
		for (Entity entity : origin.getWorld().getEntities()) {
			if (avoid.contains(entity))
				continue;
			if (entity.getLocation().distance(origin) < longestr
					&& getDistanceFromLine(direction, origin, entity.getLocation()) < 2
					&& (entity instanceof LivingEntity)
					&& entity.getEntityId() != player.getEntityId()
					&& entity.getLocation().distance(origin.clone().add(direction)) < 
					entity.getLocation().distance(origin.clone().add(direction.clone().multiply(-1)))) {
				target = entity;
				longestr = entity.getLocation().distance(origin);
			}
		}
		return target;
	}

	public static Location getTargetedLocation(Player player, double originselectrange, Integer... nonOpaque2) {
		Location origin = player.getEyeLocation();
		Vector direction = origin.getDirection();

		HashSet<Byte> trans = new HashSet<Byte>();
		trans.add((byte) 0);

		if (nonOpaque2 == null) {
			trans = null;
		} else {
			for (int i : nonOpaque2) {
				trans.add((byte) i);
			}
		}

		Block block = player.getTargetBlock(trans, (int) originselectrange + 1);
		double distance = block.getLocation().distance(origin) - 1.5;
		Location location = origin.add(direction.multiply(distance));

		return location;
	}

	public static Location getTargetedLocation(Player player, int range) {
		return getTargetedLocation(player, range, 0);
	}

	public static HashSet<Byte> getTransparentEarthbending() {
		HashSet<Byte> set = new HashSet<Byte>();
		for (int i : transparentToEarthbending) {
			set.add((byte) i);
		}
		return set;
	}

	public static double getWaterbendingNightAugment(World world) {
		if (isNight(world) && isFullMoon(world)) return plugin.getConfig().getDouble("Properties.Water.FullMoonFactor");
		if (isNight(world)) return plugin.getConfig().getDouble("Properties.Water.NightFactor");
		return 1;
	}

	/**
	 * Gets the WaterColor from the config.
	 * @return Config specified ChatColor
	 */
	public static ChatColor getWaterColor() {
		return ChatColor.valueOf(plugin.getConfig().getString("Properties.Chat.Colors.Water"));
	}

	public static Block getWaterSourceBlock(Player player, double range,
			boolean plantbending) {
		Location location = player.getEyeLocation();
		Vector vector = location.getDirection().clone().normalize();
		for (double i = 0; i <= range; i++) {
			Block block = location.clone().add(vector.clone().multiply(i))
					.getBlock();
			if (isRegionProtectedFromBuild(player, "WaterManipulation",
					location))
				continue;
			if (isWaterbendable(block, player)
					&& (!isPlant(block) || plantbending)) {
				if (TempBlock.isTempBlock(block)) {
					TempBlock tb = TempBlock.get(block);
					byte full = 0x0;
					if (tb.state.getRawData() != full
							&& (tb.state.getType() != Material.WATER || tb.state
							.getType() != Material.STATIONARY_WATER)) {
						continue;
					}
				}
				return block;
			}
		}
		return null;
	}

	public static boolean hasPermission(Player player, String ability) {
		if (player.hasPermission("bending.ability." + ability)) return true;
		return false;
	}

	public static boolean isAbilityInstalled(String name, String author) {
		String ability = getAbility(name);
		if (ability == null) return false;
		if (AbilityModuleManager.authors.get(name).equalsIgnoreCase(author)) return true;
		return false;
	}

	public static boolean isAdjacentToFrozenBlock(Block block) {
		BlockFace[] faces = { BlockFace.DOWN, BlockFace.UP, BlockFace.NORTH,
				BlockFace.EAST, BlockFace.WEST, BlockFace.SOUTH };
		boolean adjacent = false;
		for (BlockFace face : faces) {
			if (FreezeMelt.frozenblocks.containsKey((block.getRelative(face))))
				adjacent = true;
		}

		return adjacent;
	}

	public static boolean isAdjacentToThreeOrMoreSources(Block block) {
		if (TempBlock.isTempBlock(block))
			return false;
		int sources = 0;
		byte full = 0x0;
		BlockFace[] faces = { BlockFace.EAST, BlockFace.WEST, BlockFace.NORTH,
				BlockFace.SOUTH };
		for (BlockFace face : faces) {
			Block blocki = block.getRelative(face);
			if ((blocki.getType() == Material.WATER || blocki.getType() == Material.STATIONARY_WATER)
					&& blocki.getData() == full
					&& WaterManipulation.canPhysicsChange(blocki))
				sources++;
			if (FreezeMelt.frozenblocks.containsKey(blocki)) {
				if (FreezeMelt.frozenblocks.get(blocki) == full)
					sources++;
			} else if (blocki.getType() == Material.ICE) {
				sources++;
			}
		}
		if (sources >= 2)
			return true;
		return false;
	}

	public static boolean isAirAbility(String ability) {
		return AbilityModuleManager.airbendingabilities.contains(ability);
	}

	public static boolean isBender(String player, Element element) {
		BendingPlayer bPlayer = getBendingPlayer(player);
		if (bPlayer == null) return false;
		if (bPlayer.hasElement(element)) return true;
		return false;
	}

	public static boolean isChiAbility(String ability) {
		return AbilityModuleManager.chiabilities.contains(ability);
	}

	public static boolean isChiBlocked(String player) {
		return Methods.getBendingPlayer(player).isChiBlocked();
	}

	public static boolean isDay(World world) {
		long time = world.getTime();
		if (world.getEnvironment() == Environment.NETHER || world.getEnvironment() == Environment.THE_END) return true;
		if (time >= 23500 || time <= 12500) {
			return true;
		}
		return false;
	}

	public static boolean isEarthAbility(String ability) {
		return AbilityModuleManager.earthbendingabilities.contains(ability);
	}

	public static boolean isEarthbendable(Player player, Block block) {
		return isEarthbendable(player, "RaiseEarth", block);
	}

	public static boolean isEarthbendable(Player player, String ability,
			Block block) {
		if (isRegionProtectedFromBuild(player, ability,
				block.getLocation()))
			return false;
		Material material = block.getType();

		for (String s : ProjectKorra.plugin.getConfig().getStringList("Properties.Earth.EarthbendableBlocks")) {

			if (material == Material.getMaterial(s)) {

				return true;

			}

		}
		return false;
	}

	public static boolean isFireAbility(String ability) {
		return AbilityModuleManager.firebendingabilities.contains(ability);
	}

	public static boolean isFullMoon(World world) {
		long days = world.getFullTime() / 24000;
		long phase = days%8;
		if (phase == 0) {
			return true;
		}
		return false;
	}

	public static boolean isHarmlessAbility(String ability) {
		return AbilityModuleManager.harmlessabilities.contains(ability);
	}

	public static boolean isImportEnabled() {
		return plugin.getConfig().getBoolean("Properties.ImportEnabled");
	}


	public static boolean isMeltable(Block block) {
		if (block.getType() == Material.ICE || block.getType() == Material.SNOW) {
			return true;
		}
		return false;
	}

	public static boolean isMetalbendingAbility(String ability) {
		if (AbilityModuleManager.metalbendingabilities.contains(ability)) return true;
		return false;
	}

	public static boolean isMetalBlock(Block block) {
		if (block.getType() == Material.GOLD_BLOCK
				|| block.getType() == Material.IRON_BLOCK
				|| block.getType() == Material.IRON_ORE
				|| block.getType() == Material.GOLD_ORE
				|| block.getType() == Material.QUARTZ_BLOCK
				|| block.getType() == Material.QUARTZ_ORE)
			return true;
		return false;
	}

	public static boolean isNight(World world) {
		if (world.getEnvironment() == Environment.NETHER || world.getEnvironment() == Environment.THE_END) {
			return false;
		}

		long time = world.getTime();
		if (time >= 12950 && time <= 23050) {
			return true;
		}
		return false;
	}

	public static boolean isObstructed(Location location1, Location location2) {
		Vector loc1 = location1.toVector();
		Vector loc2 = location2.toVector();

		Vector direction = loc2.subtract(loc1);
		direction.normalize();

		Location loc;

		double max = location1.distance(location2);

		for (double i = 0; i <= max; i++) {
			loc = location1.clone().add(direction.clone().multiply(i));
			Material type = loc.getBlock().getType();
			if (type != Material.AIR
					&& !Arrays.asList(transparentToEarthbending).contains(
							type.getId()))
				return true;
		}

		return false;
	}

	public static boolean isPlant(Block block) {
		if (Arrays.asList(plantIds).contains(block.getTypeId())) return true;
		return false;
	}

	public static boolean isRegionProtectedFromBuild(Player player, String ability, Location loc) {

		boolean allowharmless = plugin.getConfig().getBoolean("Properties.RegionProtection.AllowHarmlessAbilities");
		boolean respectWorldGuard = plugin.getConfig().getBoolean("Properties.RegionProtection.RespectWorldGuard");
		boolean respectPreciousStones = plugin.getConfig().getBoolean("Properties.RegionProtection.RespectPreciousStones");
		boolean respectFactions = plugin.getConfig().getBoolean("Properties.RegionProtection.RespectFactions");
		boolean respectTowny = plugin.getConfig().getBoolean("Properties.RegionProtection.RespectTowny");
		boolean respectGriefPrevention = plugin.getConfig().getBoolean("Properties.RegionProtection.RespectGriefPrevention");
		boolean respectLWC = plugin.getConfig().getBoolean("Properties.RegionProtection.RespectLWC");

		Set<String> ignite = AbilityModuleManager.igniteabilities;
		Set<String> explode = AbilityModuleManager.explodeabilities;

		if (ability == null && allowharmless)
			return false;
		if (isHarmlessAbility(ability) && allowharmless)
			return false;

		PluginManager pm = Bukkit.getPluginManager();

		Plugin wgp = pm.getPlugin("WorldGuard");
		Plugin psp = pm.getPlugin("PreciousStone");
		Plugin fcp = pm.getPlugin("Factions");
		Plugin twnp = pm.getPlugin("Towny");
		Plugin gpp = pm.getPlugin("GriefPrevention");
		Plugin massivecore = pm.getPlugin("MassiveCore");
		Plugin lwc = pm.getPlugin("LWC");

		

		for (Location location : new Location[] { loc, player.getLocation() }) {

			if (lwc != null && respectLWC) {
				LWCPlugin lwcp = (LWCPlugin) lwc;
				LWC lwc2 = lwcp.getLWC();
				Protection protection = lwc2.getProtectionCache().getProtection(location.getBlock());
				if (protection != null) {
					if (!lwc2.canAccessProtection(player, protection)) {
						return true;
					}
				}
			}
			if (wgp != null && respectWorldGuard) {
				WorldGuardPlugin wg = (WorldGuardPlugin) Bukkit
						.getPluginManager().getPlugin("WorldGuard");
				if (!player.isOnline())
					return true;

				if (ignite.contains(ability)) {
					if (!wg.hasPermission(player, "worldguard.override.lighter")) {
						if (wg.getGlobalStateManager().get(location.getWorld()).blockLighter)
							return true;
						if (!wg.getGlobalRegionManager().hasBypass(player,
								location.getWorld())
								&& !wg.getGlobalRegionManager()
								.get(location.getWorld())
								.getApplicableRegions(location)
								.allows(DefaultFlag.LIGHTER,
										wg.wrapPlayer(player)))
							return true;
					}

				}
				if (explode.contains(ability)) {
					if (wg.getGlobalStateManager().get(location.getWorld()).blockTNTExplosions)
						return true;
					if (!wg.getGlobalRegionManager().get(location.getWorld())
							.getApplicableRegions(location)
							.allows(DefaultFlag.TNT))
						return true;
				}

				if ((!(wg.getGlobalRegionManager().canBuild(player, location)) || !(wg
						.getGlobalRegionManager()
						.canConstruct(player, location)))) {
					return true;
				}
			}

			if (psp != null && respectPreciousStones) {
				PreciousStones ps = (PreciousStones) psp;

				if (ignite.contains(ability)) {
					if (ps.getForceFieldManager().hasSourceField(location,
							FieldFlag.PREVENT_FIRE))
						return true;
				}
				if (explode.contains(ability)) {
					if (ps.getForceFieldManager().hasSourceField(location,
							FieldFlag.PREVENT_EXPLOSIONS))
						return true;
				}

				if (ps.getForceFieldManager().hasSourceField(location,
						FieldFlag.PREVENT_PLACE))
					return true;
			}

			if (fcp != null && massivecore != null && respectFactions) {
				if (!FactionsListenerMain.canPlayerBuildAt(player, PS.valueOf(loc.getBlock()), false)) {
					return true;
				} else {
					return false;
				}
			}

			if (twnp != null && respectTowny) {
				Towny twn = (Towny) twnp;

				WorldCoord worldCoord;

				try {
					TownyWorld world = TownyUniverse.getDataSource().getWorld(
							location.getWorld().getName());
					worldCoord = new WorldCoord(world.getName(),
							Coord.parseCoord(location));

					boolean bBuild = PlayerCacheUtil.getCachePermission(player,
							location, 3, (byte) 0,
							TownyPermission.ActionType.BUILD);

					if (ignite.contains(ability)) {

					}

					if (explode.contains(ability)) {

					}

					if (!bBuild) {
						PlayerCache cache = twn.getCache(player);
						TownBlockStatus status = cache.getStatus();

						if (((status == TownBlockStatus.ENEMY) && TownyWarConfig
								.isAllowingAttacks())) {

							try {
								TownyWar.callAttackCellEvent(twn, player,
										location.getBlock(), worldCoord);
							} catch (Exception e) {
								TownyMessaging.sendErrorMsg(player,
										e.getMessage());
							}

							return true;

						} else if (status == TownBlockStatus.WARZONE) {
						} else {
							return true;
						}

						if ((cache.hasBlockErrMsg()))
							TownyMessaging.sendErrorMsg(player,
									cache.getBlockErrMsg());
					}

				} catch (Exception e1) {
					TownyMessaging.sendErrorMsg(player, TownySettings
							.getLangString("msg_err_not_configured"));
				}

			}

			if (gpp != null && respectGriefPrevention) {
				String reason = GriefPrevention.instance.allowBuild(player,
						location);

				if (ignite.contains(ability)) {

				}

				if (explode.contains(ability)) {

				}

				if (reason != null)
					return true;
			}
		}

		return false;
	}

	public static boolean isSolid(Block block) {
		if (Arrays.asList(nonOpaque).contains(block.getTypeId())) return false;
		return true;
	}

	public static boolean isTransparentToEarthbending(Player player, Block block) {
		return isTransparentToEarthbending(player, "RaiseEarth", block);
	}

	public static boolean isTransparentToEarthbending(Player player,
			String ability, Block block) {
		if (isRegionProtectedFromBuild(player, ability,
				block.getLocation()))
			return false;
		if (Arrays.asList(transparentToEarthbending).contains(block.getTypeId()))
			return true;
		return false;
	}

	public static boolean isWater(Block block) {
		if (block.getType() == Material.WATER || block.getType() == Material.STATIONARY_WATER) return true;
		return false;
	}

	public static boolean isWaterAbility(String ability) {
		return AbilityModuleManager.waterbendingabilities.contains(ability);
	}

	public static boolean isWaterbendable(Block block, Player player) {
		byte full = 0x0;
		if (TempBlock.isTempBlock(block)) return false;
		if ((block.getType() == Material.WATER || block.getType() == Material.STATIONARY_WATER) && block.getData() == full) return true;
		if (block.getType() == Material.ICE || block.getType() == Material.SNOW) return true;
		if (block.getType() == Material.PACKED_ICE && plugin.getConfig().getBoolean("Properties.Water.CanBendPackedIce")) return true;
		if (canPlantbend(player) && isPlant(block)) return true;
		return false;
	}


	public static boolean isWeapon(Material mat) {
		if (mat == null) return false;
		if (mat == Material.WOOD_AXE || mat == Material.WOOD_PICKAXE
				|| mat == Material.WOOD_SPADE || mat == Material.WOOD_SWORD

				|| mat == Material.STONE_AXE || mat == Material.STONE_PICKAXE
				|| mat == Material.STONE_SPADE || mat == Material.STONE_SWORD

				|| mat == Material.IRON_AXE || mat == Material.IRON_PICKAXE
				|| mat == Material.IRON_SWORD || mat == Material.IRON_SPADE

				|| mat == Material.DIAMOND_AXE || mat == Material.DIAMOND_PICKAXE
				|| mat == Material.DIAMOND_SWORD || mat == Material.DIAMOND_SPADE)
			return true;
		return false;
	}

	public static void moveEarth(Player player, Block block, Vector direction,
			int chainlength) {
		moveEarth(player, block, direction, chainlength, true);
	}

	public static boolean moveEarth(Player player, Block block,
			Vector direction, int chainlength, boolean throwplayer) {
		if (isEarthbendable(player, block)
				&& !isRegionProtectedFromBuild(player, "RaiseEarth",
						block.getLocation())) {

			boolean up = false;
			boolean down = false;
			Vector norm = direction.clone().normalize();
			if (norm.dot(new Vector(0, 1, 0)) == 1) {
				up = true;
			} else if (norm.dot(new Vector(0, -1, 0)) == 1) {
				down = true;
			}
			Vector negnorm = norm.clone().multiply(-1);

			Location location = block.getLocation();

			ArrayList<Block> blocks = new ArrayList<Block>();
			for (double j = -2; j <= chainlength; j++) {
				Block checkblock = location.clone()
						.add(negnorm.clone().multiply(j)).getBlock();
				if (!tempnophysics.contains(checkblock)) {
					blocks.add(checkblock);
					tempnophysics.add(checkblock);
				}
			}

			Block affectedblock = location.clone().add(norm).getBlock();
			if (EarthPassive.isPassiveSand(block)) {
				EarthPassive.revertSand(block);
			}

			if (affectedblock == null)
				return false;
			if (isTransparentToEarthbending(player, affectedblock)) {
				if (throwplayer) {
					for (Entity entity : getEntitiesAroundPoint(
							affectedblock.getLocation(), 1.75)) {
						if (entity instanceof LivingEntity) {
							LivingEntity lentity = (LivingEntity) entity;
							if (lentity.getEyeLocation().getBlockX() == affectedblock
									.getX()
									&& lentity.getEyeLocation().getBlockZ() == affectedblock
									.getZ())
								if (!(entity instanceof FallingBlock))
									entity.setVelocity(norm.clone().multiply(
											.75));
						} else {
							if (entity.getLocation().getBlockX() == affectedblock
									.getX()
									&& entity.getLocation().getBlockZ() == affectedblock
									.getZ())
								if (!(entity instanceof FallingBlock))
									entity.setVelocity(norm.clone().multiply(
											.75));
						}
					}

				}

				if (up) {
					Block topblock = affectedblock.getRelative(BlockFace.UP);
					if (topblock.getType() != Material.AIR) {
						breakBlock(affectedblock);
					} else if (!affectedblock.isLiquid()
							&& affectedblock.getType() != Material.AIR) {
						moveEarthBlock(affectedblock, topblock);
					}
				} else {
					breakBlock(affectedblock);
				}

				moveEarthBlock(block, affectedblock);
				block.getWorld().playEffect(block.getLocation(),
						Effect.GHAST_SHOOT, 0, 4);

				for (double i = 1; i < chainlength; i++) {
					affectedblock = location
							.clone()
							.add(negnorm.getX() * i, negnorm.getY() * i,
									negnorm.getZ() * i).getBlock();
					if (!isEarthbendable(player, affectedblock)) {
						if (down) {
							if (isTransparentToEarthbending(player,
									affectedblock)
									&& !affectedblock.isLiquid()
									&& affectedblock.getType() != Material.AIR) {
								moveEarthBlock(affectedblock, block);
							}
						}
						break;
					}
					if (EarthPassive.isPassiveSand(affectedblock)) {
						EarthPassive.revertSand(affectedblock);
					}
					if (block == null) {
						for (Block checkblock : blocks) {
							tempnophysics.remove(checkblock);
						}
						return false;
					}
					moveEarthBlock(affectedblock, block);
					block = affectedblock;
				}

				int i = chainlength;
				affectedblock = location
						.clone()
						.add(negnorm.getX() * i, negnorm.getY() * i,
								negnorm.getZ() * i).getBlock();
				if (!isEarthbendable(player, affectedblock)) {
					if (down) {
						if (isTransparentToEarthbending(player, affectedblock)
								&& !affectedblock.isLiquid()) {
							moveEarthBlock(affectedblock, block);
						}
					}
				}

			} else {
				for (Block checkblock : blocks) {
					tempnophysics.remove(checkblock);
				}
				return false;
			}
			for (Block checkblock : blocks) {
				tempnophysics.remove(checkblock);
			}
			return true;
		}
		return false;
	}

	public static void moveEarth(Player player, Location location,
			Vector direction, int chainlength) {
		moveEarth(player, location, direction, chainlength, true);
	}

	public static void moveEarth(Player player, Location location,
			Vector direction, int chainlength, boolean throwplayer) {
		Block block = location.getBlock();
		moveEarth(player, block, direction, chainlength, throwplayer);
	}

	public static void moveEarthBlock(Block source, Block target) {
		byte full = 0x0;
		Information info;
		if (movedearth.containsKey(source)) {
			info = movedearth.get(source);
			info.setTime(System.currentTimeMillis());
			movedearth.remove(source);
			movedearth.put(target, info);
		} else {
			info = new Information();
			info.setBlock(source);
			info.setTime(System.currentTimeMillis());
			info.setState(source.getState());
			movedearth.put(target, info);
		}

		if (isAdjacentToThreeOrMoreSources(source)) {
			source.setType(Material.WATER);
			source.setData(full);
		} else {
			source.setType(Material.AIR);
		}
		if (info.getState().getType() == Material.SAND) {
			target.setType(Material.SANDSTONE);
		} else {
			target.setType(info.getState().getType());
			target.setData(info.getState().getRawData());
		}
	}

	public static void playAirbendingParticles(Location loc, int amount) {
		String particle = plugin.getConfig().getString("Properties.Air.Particles");
		if (particle == null) {
			for (int i = 0; i < amount; i++) {
				ParticleEffect.CLOUD.display(loc, (float) Math.random(), (float) Math.random(), (float) Math.random(), 0, 1); 
			}
		}
		else if (particle.equalsIgnoreCase("spell")) {
			for (int i = 0; i < amount; i++) {
				ParticleEffect.SPELL.display(loc, (float) Math.random(), (float) Math.random(), (float) Math.random(), 0, 1); 
			}
		}
		else if (particle.equalsIgnoreCase("blacksmoke")) {
			for (int i = 0; i < amount; i++) {
				ParticleEffect.SMOKE.display(loc, (float) Math.random(), (float) Math.random(), (float) Math.random(), 0, 1); 
			}
		}
		else if (particle.equalsIgnoreCase("smoke")) {
			for (int i = 0; i < amount; i++) {
				ParticleEffect.CLOUD.display(loc, (float) Math.random(), (float) Math.random(), (float) Math.random(), 0, 1); 
			}
		}
		else {
			for (int i = 0; i < amount; i++) {
				ParticleEffect.CLOUD.display(loc, (float) Math.random(), (float) Math.random(), (float) Math.random(), 0, 1); 
			}
		}
	}

	public static void playFocusWaterEffect(Block block) {
		block.getWorld().playEffect(block.getLocation(), Effect.SMOKE, 4, 20);
	}

	public static void reloadPlugin() {
		for (Player player: Bukkit.getOnlinePlayers()) {
			Methods.saveBendingPlayer(player.getName());
		}
		DBConnection.sql.close();
		plugin.reloadConfig();
		Methods.stopBending();
		DBConnection.host = plugin.getConfig().getString("Storage.MySQL.host");
		DBConnection.port = plugin.getConfig().getInt("Storage.MySQL.port");
		DBConnection.pass = plugin.getConfig().getString("Storage.MySQL.pass");
		DBConnection.db = plugin.getConfig().getString("Storage.MySQL.db");
		DBConnection.user = plugin.getConfig().getString("Storage.MySQL.user");
		DBConnection.init();
		for (Player player: Bukkit.getOnlinePlayers()) {
			Methods.createBendingPlayer(player.getUniqueId(), player.getName());
		}
	}

	public static void removeAllEarthbendedBlocks() {
		for (Block block : movedearth.keySet()) {
			revertBlock(block);
		}

		for (Integer i : tempair.keySet()) {
			revertAirBlock(i, true);
		}
	}

	public static void removeBlock(Block block) {
		if (isAdjacentToThreeOrMoreSources(block)) {
			block.setType(Material.WATER);
			block.setData((byte) 0x0);
		} else {
			block.setType(Material.AIR);
		}
	}

	public static void removeRevertIndex(Block block) {
		if (movedearth.containsKey(block)) {
			Information info = movedearth.get(block);
			if (block.getType() == Material.SANDSTONE
					&& info.getType() == Material.SAND)
				block.setType(Material.SAND);
			if (EarthColumn.blockInAllAffectedBlocks(block))
				EarthColumn.revertBlock(block);

			EarthColumn.resetBlock(block);

			movedearth.remove(block);
		}
	}

	public static void removeSpouts(Location location, double radius,
			Player sourceplayer) {
		WaterSpout.removeSpouts(location, radius, sourceplayer);
		AirSpout.removeSpouts(location, radius, sourceplayer);
	}

	public static void removeSpouts(Location location, Player sourceplayer) {
		removeSpouts(location, 1.5, sourceplayer);
	}

	public static void removeUnusableAbilities(String player) {
		BendingPlayer bPlayer = getBendingPlayer(player);
		HashMap<Integer, String> slots = bPlayer.getAbilities();
		HashMap<Integer, String> finalabilities = new HashMap<Integer, String>();
		try {
			for (int i: slots.keySet()) {
				if (canBend(player, slots.get(i))) {
					finalabilities.put(i, slots.get(i));
				}
			}
			bPlayer.abilities = finalabilities;
		} catch (Exception ex) {

		}

	}

	public static void revertAirBlock(int i) {
		revertAirBlock(i, false);
	}

	public static void revertAirBlock(int i, boolean force) {
		if (!tempair.containsKey(i))
			return;
		Information info = tempair.get(i);
		Block block = info.getState().getBlock();
		if (block.getType() != Material.AIR && !block.isLiquid()) {
			if (force || !movedearth.containsKey(block)) {
				dropItems(
						block,
						getDrops(block, info.getState().getType(), info
								.getState().getRawData(), pickaxe));
				tempair.remove(i);
			} else {
				info.setTime(info.getTime() + 10000);
			}
			return;
		} else {
			info.getState().update(true);
			tempair.remove(i);
		}
	}
	public static boolean revertBlock(Block block) {
		byte full = 0x0;
		if (movedearth.containsKey(block)) {
			Information info = movedearth.get(block);
			Block sourceblock = info.getState().getBlock();

			if (info.getState().getType() == Material.AIR) {
				movedearth.remove(block);
				return true;
			}

			if (block.equals(sourceblock)) {
				info.getState().update(true);
				if (EarthColumn.blockInAllAffectedBlocks(sourceblock))
					EarthColumn.revertBlock(sourceblock);
				if (EarthColumn.blockInAllAffectedBlocks(block))
					EarthColumn.revertBlock(block);
				EarthColumn.resetBlock(sourceblock);
				EarthColumn.resetBlock(block);
				movedearth.remove(block);
				return true;
			}

			if (movedearth.containsKey(sourceblock)) {
				addTempAirBlock(block);
				movedearth.remove(block);
				return true;
			}

			if (sourceblock.getType() == Material.AIR || sourceblock.isLiquid()) {
				info.getState().update(true);
			} else {
				dropItems(
						block,
						getDrops(block, info.getState().getType(), info
								.getState().getRawData(), pickaxe));
			}

			if (isAdjacentToThreeOrMoreSources(block)) {
				block.setType(Material.WATER);
				block.setData(full);
			} else {
				block.setType(Material.AIR);
			}

			if (EarthColumn.blockInAllAffectedBlocks(sourceblock))
				EarthColumn.revertBlock(sourceblock);
			if (EarthColumn.blockInAllAffectedBlocks(block))
				EarthColumn.revertBlock(block);
			EarthColumn.resetBlock(sourceblock);
			EarthColumn.resetBlock(block);
			movedearth.remove(block);
		}
		return true;
	}
	public static Vector rotateVectorAroundVector(Vector axis, Vector rotator,
			double degrees) {
		double angle = Math.toRadians(degrees);
		Vector rotation = axis.clone();
		Vector rotate = rotator.clone();
		rotation = rotation.normalize();

		Vector thirdaxis = rotation.crossProduct(rotate).normalize()
				.multiply(rotate.length());

		return rotate.multiply(Math.cos(angle)).add(
				thirdaxis.multiply(Math.sin(angle)));
	}

	public static void saveBendingPlayer(String player) {
		BendingPlayer bPlayer = BendingPlayer.players.get(player);
		if (bPlayer == null) return;
		String uuid = bPlayer.uuid.toString();

		StringBuilder elements = new StringBuilder();
		if (bPlayer.hasElement(Element.Air)) elements.append("a");
		if (bPlayer.hasElement(Element.Water)) elements.append("w");
		if (bPlayer.hasElement(Element.Earth)) elements.append("e");
		if (bPlayer.hasElement(Element.Fire)) elements.append("f");
		if (bPlayer.hasElement(Element.Chi)) elements.append("c");

		HashMap<Integer, String> abilities = bPlayer.abilities;

		for (int i = 1; i <= 9; i++) {
			DBConnection.sql.modifyQuery("UPDATE pk_players SET slot" + i +" = '" + (abilities.get(i) == null ? null : abilities.get(i)) + "' WHERE uuid = '" + uuid + "'");
		}

		DBConnection.sql.modifyQuery("UPDATE pk_players SET element = '" + elements + "' WHERE uuid = '" + uuid + "'");
		boolean permaRemoved = bPlayer.permaRemoved;

		DBConnection.sql.modifyQuery("UPDATE pk_players SET permaremoved = '" + (permaRemoved ? "true" : "false") +"' WHERE uuid = '" + uuid + "'");
	}

	public static void stopBending() {
		List<AbilityModule> abilities = AbilityModuleManager.ability;
		for (AbilityModule ab: abilities) {
			ab.stop();
		}
		AirBlast.removeAll();
		AirBubble.removeAll();
		AirShield.instances.clear();
		AirSuction.instances.clear();
		AirScooter.removeAll();
		AirSpout.removeAll();
		AirSwipe.instances.clear();
		Tornado.instances.clear();
		AirBurst.removeAll();

		Catapult.removeAll();
		CompactColumn.removeAll();
		EarthBlast.removeAll();
		EarthColumn.removeAll();
		EarthPassive.removeAll();
		EarthArmor.removeAll();
		EarthTunnel.instances.clear();
		Shockwave.removeAll();
		Tremorsense.removeAll();

		FreezeMelt.removeAll();
		IceSpike.removeAll();
		IceSpike2.removeAll();
		WaterManipulation.removeAll();
		WaterSpout.removeAll();
		WaterWall.removeAll();
		Wave.removeAll();
		Plantbending.regrowAll();
		OctopusForm.removeAll();
		Bloodbending.instances.clear();

		FireStream.removeAll();
		Fireball.removeAll();
		WallOfFire.instances.clear();
		Lightning.instances.clear();
		FireShield.removeAll();
		FireBlast.removeAll();
		FireBurst.removeAll();
		FireJet.instances.clear();
		Cook.removeAll();
		Illumination.removeAll();

		RapidPunch.instances.clear();

		Flight.removeAll();
		WaterReturn.removeAll();
		TempBlock.removeAll();
		removeAllEarthbendedBlocks();

		EarthPassive.removeAll();
	}

	public static double waterbendingNightAugment(double value, World world) {
		if (isNight(world)) {
			if (isFullMoon(world)) {
				return plugin.getConfig().getDouble("Properties.Water.FullMoonFactor") * value;
			} else {
				return plugin.getConfig().getDouble("Properties.Water.NightFactor") * value;
			}
		}
		return value;
	}

	public Methods(ProjectKorra plugin) {
		Methods.plugin = plugin;
	}

	public static boolean isNegativeEffect(PotionEffectType effect) {
		if(effect.equals(PotionEffectType.POISON)) return true;
		if(effect.equals(PotionEffectType.BLINDNESS)) return true;
		if(effect.equals(PotionEffectType.CONFUSION)) return true;
		if(effect.equals(PotionEffectType.HARM)) return true;
		if(effect.equals(PotionEffectType.HUNGER)) return true;
		if(effect.equals(PotionEffectType.SLOW)) return true;
		if(effect.equals(PotionEffectType.SLOW_DIGGING)) return true;
		if(effect.equals(PotionEffectType.WEAKNESS)) return true;
		if(effect.equals(PotionEffectType.WITHER)) return true;
		return false;
	}

	public static boolean isPositiveEffect(PotionEffectType effect) {
		if(effect.equals(PotionEffectType.ABSORPTION)) return true;
		if(effect.equals(PotionEffectType.DAMAGE_RESISTANCE)) return true;
		if(effect.equals(PotionEffectType.FAST_DIGGING)) return true;
		if(effect.equals(PotionEffectType.FIRE_RESISTANCE)) return true;
		if(effect.equals(PotionEffectType.HEAL)) return true;
		if(effect.equals(PotionEffectType.HEALTH_BOOST)) return true;
		if(effect.equals(PotionEffectType.INCREASE_DAMAGE)) return true;
		if(effect.equals(PotionEffectType.JUMP)) return true;
		if(effect.equals(PotionEffectType.NIGHT_VISION)) return true;
		if(effect.equals(PotionEffectType.REGENERATION)) return true;
		if(effect.equals(PotionEffectType.SATURATION)) return true;
		if(effect.equals(PotionEffectType.SPEED)) return true;
		if(effect.equals(PotionEffectType.WATER_BREATHING)) return true;
		return false;
	}

	public static boolean isNeutralEffect(PotionEffectType effect) {
		if(effect.equals(PotionEffectType.INVISIBILITY)) return true;
		return false;
	}
	
	public static void breakBreathbendingHold(Entity entity) {
		if(Breathbending.isBreathbent(entity)) {
			Breathbending.breakBreathbend(entity);
		}
	}

}