/** * 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 2011-2017 Peter Güttinger and contributors */ package ch.njol.skript.expressions; import java.util.Set; import org.bukkit.entity.Player; import org.bukkit.event.Event; import org.bukkit.event.player.AsyncPlayerChatEvent; import org.eclipse.jdt.annotation.Nullable; import ch.njol.skript.ScriptLoader; import ch.njol.skript.Skript; import ch.njol.skript.classes.Changer.ChangeMode; 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.Expression; import ch.njol.skript.lang.ExpressionType; import ch.njol.skript.lang.SkriptParser.ParseResult; import ch.njol.skript.lang.util.SimpleExpression; import ch.njol.skript.log.ErrorQuality; import ch.njol.util.Kleenean; import ch.njol.util.coll.CollectionUtils; @Name("Chat Recipients") @Description("Recipients of chat events where this is called.") @Examples("chat recipients") @Since("2.2-Fixes-v7, 2.2-dev35 (clearing recipients)") public class ExprChatRecipients extends SimpleExpression<Player> { static { Skript.registerExpression(ExprChatRecipients.class, Player.class, ExpressionType.SIMPLE, "[chat][( |-)]recipients"); } @Override public boolean isSingle() { return false; } @Override public Class<Player> getReturnType() { return Player.class; } @Override public Class<?>[] acceptChange(final ChangeMode mode) { return CollectionUtils.array(Player[].class); } @Override public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelayed, ParseResult parseResult) { if (!(ScriptLoader.isCurrentEvent(AsyncPlayerChatEvent.class))) { Skript.error("Cannot use chat recipients expression outside of a chat event", ErrorQuality.SEMANTIC_ERROR); return false; } return true; } @Override public String toString(@Nullable Event event, boolean debug) { return "chat recipients"; } @Override @Nullable protected Player[] get(Event event) { AsyncPlayerChatEvent ae = (AsyncPlayerChatEvent) event; Set<Player> playerSet = ae.getRecipients(); return playerSet.toArray(new Player[playerSet.size()]); } @Override public void change(Event event, @Nullable Object[] delta, ChangeMode mode) { final Player[] recipients = (Player[]) delta; switch (mode) { case REMOVE: assert recipients != null; for (Player player : recipients) ((AsyncPlayerChatEvent) event).getRecipients().remove(player); break; case ADD: assert recipients != null; for (Player player : recipients) ((AsyncPlayerChatEvent) event).getRecipients().add(player); break; case SET: change(event, delta, ChangeMode.DELETE); change(event, delta, ChangeMode.ADD); break; case REMOVE_ALL: case RESET: case DELETE: ((AsyncPlayerChatEvent) event).getRecipients().clear(); break; } } }