forked from GeyserMC/Geyser
9673e1e4aa
GeyserBukkitBlockPlaceListener previous assumed that getBlockData() was available. This separates the ViaVersion code from getBlockAt to make it accessible elsewhere.
76 lines
3.7 KiB
Java
76 lines
3.7 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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*/
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package org.geysermc.platform.bukkit.world;
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import com.github.steveice10.mc.protocol.data.game.world.block.BlockState;
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import lombok.AllArgsConstructor;
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import lombok.Getter;
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import org.bukkit.Bukkit;
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import org.bukkit.block.Block;
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import org.geysermc.connector.network.session.GeyserSession;
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import org.geysermc.connector.network.translators.world.WorldManager;
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import org.geysermc.connector.network.translators.world.block.BlockTranslator;
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import org.geysermc.platform.bukkit.GeyserBukkitPlugin;
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import us.myles.ViaVersion.protocols.protocol1_13_1to1_13.Protocol1_13_1To1_13;
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import us.myles.ViaVersion.protocols.protocol1_15to1_14_4.data.MappingData;
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@AllArgsConstructor
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public class GeyserBukkitWorldManager extends WorldManager {
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private final boolean isLegacy;
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// You need ViaVersion to connect to an older server with Geyser.
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// However, we still check for ViaVersion in case there's some other way that gets Geyser on a pre-1.13 Bukkit server
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private final boolean isViaVersion;
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@Override
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public BlockState getBlockAt(GeyserSession session, int x, int y, int z) {
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if (session.getPlayerEntity() == null) {
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return BlockTranslator.AIR;
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}
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if (isLegacy) {
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return getLegacyBlock(session, x, y, z, isViaVersion);
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}
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return BlockTranslator.getJavaIdBlockMap().get(Bukkit.getPlayer(session.getPlayerEntity().getUsername()).getWorld().getBlockAt(x, y, z).getBlockData().getAsString());
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}
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@SuppressWarnings("deprecation")
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public static BlockState getLegacyBlock(GeyserSession session, int x, int y, int z, boolean isViaVersion) {
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if (isViaVersion) {
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Block block = Bukkit.getPlayer(session.getPlayerEntity().getUsername()).getWorld().getBlockAt(x, y, z);
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// Black magic that gets the old block state ID
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int oldBlockId = (block.getType().getId() << 4) | (block.getData() & 0xF);
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// Convert block state from old version -> 1.13 -> 1.13.1 -> 1.14 -> 1.15
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int thirteenBlockId = us.myles.ViaVersion.protocols.protocol1_13to1_12_2.data.MappingData.blockMappings.getNewId(oldBlockId);
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int thirteenPointOneBlockId = Protocol1_13_1To1_13.getNewBlockStateId(thirteenBlockId);
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int fourteenBlockId = us.myles.ViaVersion.protocols.protocol1_14to1_13_2.data.MappingData.blockStateMappings.getNewId(thirteenPointOneBlockId);
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return new BlockState(MappingData.blockStateMappings.getNewId(fourteenBlockId));
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} else {
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return BlockTranslator.AIR;
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}
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}
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}
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