forked from GeyserMC/Geyser
76 lines
3.5 KiB
Java
76 lines
3.5 KiB
Java
/*
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* Copyright (c) 2019-2020 GeyserMC. http://geysermc.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.connector.network.translators.java.world;
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import com.nukkitx.protocol.bedrock.data.GameRuleData;
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import com.nukkitx.protocol.bedrock.packet.GameRulesChangedPacket;
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import it.unimi.dsi.fastutil.longs.Long2LongMap;
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import it.unimi.dsi.fastutil.longs.Long2LongOpenHashMap;
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import org.geysermc.connector.network.session.GeyserSession;
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import org.geysermc.connector.network.translators.PacketTranslator;
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import org.geysermc.connector.network.translators.Translator;
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import com.github.steveice10.mc.protocol.packet.ingame.server.world.ServerUpdateTimePacket;
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import com.nukkitx.protocol.bedrock.packet.SetTimePacket;
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@Translator(packet = ServerUpdateTimePacket.class)
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public class JavaUpdateTimeTranslator extends PacketTranslator<ServerUpdateTimePacket> {
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// If negative, the last time is stored so we know it's not some plugin behavior doing weird things.
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// Per-player for multi-world support
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private static final Long2LongMap LAST_RECORDED_TIMES = new Long2LongOpenHashMap();
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@Override
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public void translate(ServerUpdateTimePacket packet, GeyserSession session) {
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// Bedrock sends a GameRulesChangedPacket if there is no daylight cycle
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// Java just sends a negative long if there is no daylight cycle
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long lastTime = LAST_RECORDED_TIMES.getOrDefault(session.getPlayerEntity().getEntityId(), 0);
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long time = packet.getTime();
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if (lastTime != time) {
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// https://minecraft.gamepedia.com/Day-night_cycle#24-hour_Minecraft_day
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SetTimePacket setTimePacket = new SetTimePacket();
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setTimePacket.setTime((int) Math.abs(time) % 24000);
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session.sendUpstreamPacket(setTimePacket);
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// TODO: Performance efficient to always do this?
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LAST_RECORDED_TIMES.put(session.getPlayerEntity().getEntityId(), time);
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}
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if (lastTime < 0 && time >= 0) {
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setDoDaylightCycleGamerule(session, true);
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} else if (lastTime != time && time < 0) {
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setDoDaylightCycleGamerule(session, false);
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}
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}
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private void setDoDaylightCycleGamerule(GeyserSession session, boolean doCycle) {
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GameRulesChangedPacket gameRulesChangedPacket = new GameRulesChangedPacket();
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gameRulesChangedPacket.getGameRules().add(new GameRuleData<>("dodaylightcycle", doCycle));
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session.sendUpstreamPacket(gameRulesChangedPacket);
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}
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}
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