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/* * Copyright (c) 2019-2021 GeyserMC. http://geysermc.org * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @author GeyserMC * @link https://github.com/GeyserMC/Geyser */package org.geysermc.connector.network.translators.java.entity;import com.github.steveice10.mc.protocol.packet.ingame.server.entity.ServerEntityAttachPacket;import com.nukkitx.protocol.bedrock.data.entity.EntityData;import com.nukkitx.protocol.bedrock.data.entity.EntityEventType;import com.nukkitx.protocol.bedrock.data.entity.EntityFlag;import com.nukkitx.protocol.bedrock.packet.EntityEventPacket;import org.geysermc.connector.entity.Entity;import org.geysermc.connector.network.session.GeyserSession;import org.geysermc.connector.network.translators.PacketTranslator;import org.geysermc.connector.network.translators.Translator;/** * Called when a leash is attached, removed or updated from an entity */@Translator(packet = ServerEntityAttachPacket.class)public class JavaEntityAttachTranslator extends PacketTranslator<ServerEntityAttachPacket> { @Override public void translate(GeyserSession session, ServerEntityAttachPacket packet) { Entity holderId; if (packet.getEntityId() == session.getPlayerEntity().getEntityId()) { holderId = session.getPlayerEntity(); } else { holderId = session.getEntityCache().getEntityByJavaId(packet.getEntityId()); if (holderId == null) { return; } } Entity attachedToId; if (packet.getAttachedToId() == session.getPlayerEntity().getEntityId()) { attachedToId = session.getPlayerEntity(); } else { attachedToId = session.getEntityCache().getEntityByJavaId(packet.getAttachedToId()); if ((attachedToId == null || packet.getAttachedToId() == 0)) { // Is not being leashed holderId.getMetadata().getFlags().setFlag(EntityFlag.LEASHED, false); holderId.getMetadata().put(EntityData.LEASH_HOLDER_EID, -1L); holderId.updateBedrockMetadata(session); EntityEventPacket eventPacket = new EntityEventPacket(); eventPacket.setRuntimeEntityId(holderId.getGeyserId()); eventPacket.setType(EntityEventType.REMOVE_LEASH); eventPacket.setData(0); session.sendUpstreamPacket(eventPacket); return; } } holderId.getMetadata().getFlags().setFlag(EntityFlag.LEASHED, true); holderId.getMetadata().put(EntityData.LEASH_HOLDER_EID, attachedToId.getGeyserId()); holderId.updateBedrockMetadata(session); }} |