/*
* This file is part of Skript.
*
* Skript is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Skript is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Skript. If not, see <http://www.gnu.org/licenses/>.
*
*
* Copyright 2011-2014 Peter Güttinger
*
*/
package ch.njol.skript.effects;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.BlockFace;
import org.bukkit.entity.Entity;
import org.bukkit.event.Event;
import org.bukkit.event.player.PlayerRespawnEvent;
import org.eclipse.jdt.annotation.Nullable;
import ch.njol.skript.Skript;
import ch.njol.skript.doc.Description;
import ch.njol.skript.doc.Examples;
import ch.njol.skript.doc.Name;
import ch.njol.skript.doc.Since;
import ch.njol.skript.lang.Effect;
import ch.njol.skript.lang.Expression;
import ch.njol.skript.lang.SkriptParser.ParseResult;
import ch.njol.skript.util.Direction;
import ch.njol.skript.util.Utils;
import ch.njol.util.Kleenean;
/**
* @author Peter Güttinger
*/
@Name("Teleport")
@Description("Teleport an entity to a specific location.")
@Examples({"teleport the player to {homes.%player%}",
"teleport the attacker to the victim"})
@Since("1.0")
public class EffTeleport extends Effect {
static {
Skript.registerEffect(EffTeleport.class, "teleport %entities% (to|%direction%) %location%");
}
@SuppressWarnings("null")
private Expression<Entity> entities;
@SuppressWarnings("null")
private Expression<Location> location;
@SuppressWarnings({"unchecked", "null"})
@Override
public boolean init(final Expression<?>[] exprs, final int matchedPattern, final Kleenean isDelayed, final ParseResult parser) {
entities = (Expression<Entity>) exprs[0];
location = Direction.combine((Expression<? extends Direction>) exprs[1], (Expression<? extends Location>) exprs[2]);
return true;
}
@SuppressWarnings("deprecation")
@Override
protected void execute(final Event e) {
Location to = location.getSingle(e);
if (to == null)
return;
if (Math.abs(to.getX() - to.getBlockX() - 0.5) < Skript.EPSILON && Math.abs(to.getZ() - to.getBlockZ() - 0.5) < Skript.EPSILON) {
final Block on = to.getBlock().getRelative(BlockFace.DOWN);
if (on.getType() != Material.AIR) {
to = to.clone();
to.setY(on.getY() + Utils.getBlockHeight(on.getTypeId(), on.getData()));
}
}
for (final Entity entity : entities.getArray(e)) {
final Location loc;
if (ignoreDirection(to.getYaw(), to.getPitch())) {
loc = to.clone();
loc.setPitch(entity.getLocation().getPitch());
loc.setYaw(entity.getLocation().getYaw());
} else {
loc = to;
}
loc.getChunk().load();
if (e instanceof PlayerRespawnEvent && entity.equals(((PlayerRespawnEvent) e).getPlayer()) && !Delay.isDelayed(e)) {
((PlayerRespawnEvent) e).setRespawnLocation(loc);
} else {
entity.teleport(loc);
}
}
}
/**
* @param yaw Notch-yaw
* @param pitch Notch-pitch
* @return Whether the given pitch and yaw represent a cartesian coordinate direction
*/
private final static boolean ignoreDirection(final float yaw, final float pitch) {
return (pitch == 0 || Math.abs(pitch - 90) < Skript.EPSILON || Math.abs(pitch + 90) < Skript.EPSILON)
&& (yaw == 0 || Math.abs(Math.sin(Math.toRadians(yaw))) < Skript.EPSILON || Math.abs(Math.cos(Math.toRadians(yaw))) < Skript.EPSILON);
}
@Override
public String toString(final @Nullable Event e, final boolean debug) {
return "teleport " + entities.toString(e, debug) + " to " + location.toString(e, debug);
}
}