mirror of https://github.com/GeyserMC/Geyser.git
134 lines
7.5 KiB
Java
134 lines
7.5 KiB
Java
/*
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* Copyright (c) 2019-2021 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.github.steveice10.mc.protocol.data.game.entity.metadata.Position;
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import com.github.steveice10.mc.protocol.data.game.world.block.value.*;
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import com.github.steveice10.mc.protocol.packet.ingame.server.world.ServerBlockValuePacket;
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import com.nukkitx.math.vector.Vector3i;
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import com.nukkitx.nbt.NbtMap;
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import com.nukkitx.nbt.NbtMapBuilder;
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import com.nukkitx.protocol.bedrock.packet.BlockEntityDataPacket;
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import com.nukkitx.protocol.bedrock.packet.BlockEventPacket;
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import it.unimi.dsi.fastutil.objects.Object2IntMaps;
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import org.geysermc.common.PlatformType;
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import org.geysermc.connector.network.session.GeyserSession;
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import org.geysermc.connector.network.session.cache.PistonCache;
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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 org.geysermc.connector.network.translators.world.block.BlockStateValues;
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import org.geysermc.connector.network.translators.world.block.entity.NoteblockBlockEntityTranslator;
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import org.geysermc.connector.network.translators.world.block.entity.PistonBlockEntity;
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import org.geysermc.connector.utils.Direction;
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@Translator(packet = ServerBlockValuePacket.class)
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public class JavaBlockValueTranslator extends PacketTranslator<ServerBlockValuePacket> {
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@Override
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public void translate(GeyserSession session, ServerBlockValuePacket packet) {
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BlockEventPacket blockEventPacket = new BlockEventPacket();
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blockEventPacket.setBlockPosition(Vector3i.from(packet.getPosition().getX(),
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packet.getPosition().getY(), packet.getPosition().getZ()));
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if (packet.getValue() instanceof ChestValue value) {
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blockEventPacket.setEventType(1);
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blockEventPacket.setEventData(value.getViewers() > 0 ? 1 : 0);
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session.sendUpstreamPacket(blockEventPacket);
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} else if (packet.getValue() instanceof EndGatewayValue) {
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blockEventPacket.setEventType(1);
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session.sendUpstreamPacket(blockEventPacket);
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} else if (packet.getValue() instanceof NoteBlockValue) {
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NoteblockBlockEntityTranslator.translate(session, packet.getPosition());
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} else if (packet.getValue() instanceof PistonValue pistonValue) {
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PistonValueType action = (PistonValueType) packet.getType();
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Direction direction = Direction.fromPistonValue(pistonValue);
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Vector3i position = Vector3i.from(packet.getPosition().getX(), packet.getPosition().getY(), packet.getPosition().getZ());
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PistonCache pistonCache = session.getPistonCache();
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if (session.getConnector().getPlatformType() == PlatformType.SPIGOT) {
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// Mostly handled in the GeyserPistonEvents class
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// Retracting sticky pistons is an exception, since the event is not called on Spigot from 1.13.2 - 1.17.1
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// See https://github.com/PaperMC/Paper/blob/6fa1983e9ce177a4a412d5b950fd978620174777/patches/server/0304-Fire-BlockPistonRetractEvent-for-all-empty-pistons.patch
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if (action == PistonValueType.PULLING || action == PistonValueType.CANCELLED_MID_PUSH) {
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int pistonBlock = session.getConnector().getWorldManager().getBlockAt(session, position);
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if (!BlockStateValues.isStickyPiston(pistonBlock)) {
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return;
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}
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if (action != PistonValueType.CANCELLED_MID_PUSH) {
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Vector3i blockInFrontPos = position.add(direction.getUnitVector());
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int blockInFront = session.getConnector().getWorldManager().getBlockAt(session, blockInFrontPos);
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if (blockInFront != BlockStateValues.JAVA_AIR_ID) {
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// Piston pulled something
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return;
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}
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}
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PistonBlockEntity blockEntity = pistonCache.getPistons().computeIfAbsent(position, pos -> new PistonBlockEntity(session, pos, direction, true, true));
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if (blockEntity.getAction() != action) {
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blockEntity.setAction(action, Object2IntMaps.emptyMap());
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}
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}
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} else {
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PistonBlockEntity blockEntity = pistonCache.getPistons().computeIfAbsent(position, pos -> {
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int blockId = session.getConnector().getWorldManager().getBlockAt(session, position);
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boolean sticky = BlockStateValues.isStickyPiston(blockId);
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boolean extended = action != PistonValueType.PUSHING;
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return new PistonBlockEntity(session, pos, direction, sticky, extended);
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});
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blockEntity.setAction(action);
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}
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} else if (packet.getValue() instanceof MobSpawnerValue) {
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blockEventPacket.setEventType(1);
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session.sendUpstreamPacket(blockEventPacket);
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} else if (packet.getValue() instanceof EndGatewayValue) {
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blockEventPacket.setEventType(1);
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session.sendUpstreamPacket(blockEventPacket);
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} else if (packet.getValue() instanceof GenericBlockValue bellValue && packet.getBlockId() == BlockStateValues.JAVA_BELL_ID) {
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// Bells - needed to show ring from other players
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Position position = packet.getPosition();
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BlockEntityDataPacket blockEntityPacket = new BlockEntityDataPacket();
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blockEntityPacket.setBlockPosition(Vector3i.from(position.getX(), position.getY(), position.getZ()));
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NbtMapBuilder builder = NbtMap.builder();
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builder.putInt("x", position.getX());
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builder.putInt("y", position.getY());
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builder.putInt("z", position.getZ());
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builder.putString("id", "Bell");
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int bedrockRingDirection = switch (bellValue.getValue()) {
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case 3 -> 0; // north
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case 4 -> 1; // east
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case 5 -> 3;// west
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default -> bellValue.getValue(); // south (2) is identical
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};
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builder.putInt("Direction", bedrockRingDirection);
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builder.putByte("Ringing", (byte) 1);
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builder.putInt("Ticks", 0);
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blockEntityPacket.setData(builder.build());
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session.sendUpstreamPacket(blockEntityPacket);
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}
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}
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}
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