261 lines
12 KiB
Java
261 lines
12 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2024 ViaVersion and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.viaversion.viaversion.protocols.protocol1_12to1_11_1;
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import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
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import com.github.steveice10.opennbt.tag.builtin.IntTag;
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import com.github.steveice10.opennbt.tag.builtin.StringTag;
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import com.google.gson.JsonElement;
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import com.viaversion.viaversion.api.Via;
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import com.viaversion.viaversion.api.connection.UserConnection;
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import com.viaversion.viaversion.api.minecraft.ClientWorld;
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import com.viaversion.viaversion.api.minecraft.chunks.Chunk;
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import com.viaversion.viaversion.api.minecraft.chunks.ChunkSection;
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import com.viaversion.viaversion.api.minecraft.chunks.DataPalette;
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import com.viaversion.viaversion.api.minecraft.chunks.PaletteType;
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import com.viaversion.viaversion.api.minecraft.entities.EntityTypes1_12;
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import com.viaversion.viaversion.api.platform.providers.ViaProviders;
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import com.viaversion.viaversion.api.protocol.AbstractProtocol;
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import com.viaversion.viaversion.api.protocol.remapper.PacketHandlers;
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import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
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import com.viaversion.viaversion.api.type.Type;
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import com.viaversion.viaversion.api.type.types.chunk.ChunkType1_9_3;
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import com.viaversion.viaversion.api.type.types.version.Types1_12;
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import com.viaversion.viaversion.data.entity.EntityTrackerBase;
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import com.viaversion.viaversion.protocols.protocol1_12to1_11_1.metadata.MetadataRewriter1_12To1_11_1;
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import com.viaversion.viaversion.protocols.protocol1_12to1_11_1.packets.InventoryPackets;
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import com.viaversion.viaversion.protocols.protocol1_12to1_11_1.providers.InventoryQuickMoveProvider;
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import com.viaversion.viaversion.protocols.protocol1_13to1_12_2.ClientboundPackets1_13;
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import com.viaversion.viaversion.protocols.protocol1_13to1_12_2.Protocol1_13To1_12_2;
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import com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.ClientboundPackets1_9_3;
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import com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.ServerboundPackets1_9_3;
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import com.viaversion.viaversion.protocols.protocol1_9to1_8.Protocol1_9To1_8;
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import com.viaversion.viaversion.rewriter.SoundRewriter;
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public class Protocol1_12To1_11_1 extends AbstractProtocol<ClientboundPackets1_9_3, ClientboundPackets1_12, ServerboundPackets1_9_3, ServerboundPackets1_12> {
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private final MetadataRewriter1_12To1_11_1 metadataRewriter = new MetadataRewriter1_12To1_11_1(this);
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private final InventoryPackets itemRewriter = new InventoryPackets(this);
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public Protocol1_12To1_11_1() {
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super(ClientboundPackets1_9_3.class, ClientboundPackets1_12.class, ServerboundPackets1_9_3.class, ServerboundPackets1_12.class);
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}
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@Override
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protected void registerPackets() {
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super.registerPackets();
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registerClientbound(ClientboundPackets1_9_3.SPAWN_ENTITY, new PacketHandlers() {
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@Override
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public void register() {
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map(Type.VAR_INT); // 0 - Entity id
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map(Type.UUID); // 1 - UUID
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map(Type.BYTE); // 2 - Type
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// Track Entity
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handler(metadataRewriter.objectTrackerHandler());
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}
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});
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registerClientbound(ClientboundPackets1_9_3.SPAWN_MOB, new PacketHandlers() {
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@Override
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public void register() {
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map(Type.VAR_INT); // 0 - Entity ID
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map(Type.UUID); // 1 - Entity UUID
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map(Type.VAR_INT); // 2 - Entity Type
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map(Type.DOUBLE); // 3 - X
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map(Type.DOUBLE); // 4 - Y
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map(Type.DOUBLE); // 5 - Z
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map(Type.BYTE); // 6 - Yaw
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map(Type.BYTE); // 7 - Pitch
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map(Type.BYTE); // 8 - Head Pitch
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map(Type.SHORT); // 9 - Velocity X
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map(Type.SHORT); // 10 - Velocity Y
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map(Type.SHORT); // 11 - Velocity Z
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map(Types1_12.METADATA_LIST); // 12 - Metadata
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// Track mob and rewrite metadata
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handler(metadataRewriter.trackerAndRewriterHandler(Types1_12.METADATA_LIST));
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}
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});
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registerClientbound(ClientboundPackets1_9_3.CHAT_MESSAGE, wrapper -> {
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if (!Via.getConfig().is1_12NBTArrayFix()) return;
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try {
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JsonElement obj = Protocol1_9To1_8.FIX_JSON.transform(null, wrapper.passthrough(Type.COMPONENT).toString());
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TranslateRewriter.toClient(obj, wrapper.user());
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ChatItemRewriter.toClient(obj, wrapper.user());
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wrapper.set(Type.COMPONENT, 0, obj);
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} catch (Exception e) {
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e.printStackTrace();
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}
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});
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registerClientbound(ClientboundPackets1_9_3.CHUNK_DATA, wrapper -> {
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ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
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ChunkType1_9_3 type = ChunkType1_9_3.forEnvironment(clientWorld.getEnvironment());
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Chunk chunk = wrapper.passthrough(type);
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for (int s = 0; s < chunk.getSections().length; s++) {
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ChunkSection section = chunk.getSections()[s];
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if (section == null) continue;
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DataPalette blocks = section.palette(PaletteType.BLOCKS);
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for (int idx = 0; idx < ChunkSection.SIZE; idx++) {
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int id = blocks.idAt(idx) >> 4;
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// Is this a bed?
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if (id != 26) continue;
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// NBT -> { color:14, x:132, y:64, z:222, id:"minecraft:bed" } (Debug output)
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CompoundTag tag = new CompoundTag();
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tag.put("color", new IntTag(14)); // Set color to red (Default in previous versions)
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tag.put("x", new IntTag(ChunkSection.xFromIndex(idx) + (chunk.getX() << 4)));
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tag.put("y", new IntTag(ChunkSection.yFromIndex(idx) + (s << 4)));
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tag.put("z", new IntTag(ChunkSection.zFromIndex(idx) + (chunk.getZ() << 4)));
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tag.put("id", new StringTag("minecraft:bed"));
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// Add a fake block entity
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chunk.getBlockEntities().add(tag);
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}
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}
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});
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metadataRewriter.registerRemoveEntities(ClientboundPackets1_9_3.DESTROY_ENTITIES);
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metadataRewriter.registerMetadataRewriter(ClientboundPackets1_9_3.ENTITY_METADATA, Types1_12.METADATA_LIST);
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registerClientbound(ClientboundPackets1_9_3.JOIN_GAME, new PacketHandlers() {
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@Override
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public void register() {
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map(Type.INT);
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map(Type.UNSIGNED_BYTE);
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map(Type.INT);
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handler(wrapper -> {
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UserConnection user = wrapper.user();
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ClientWorld clientChunks = user.get(ClientWorld.class);
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int dimensionId = wrapper.get(Type.INT, 1);
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clientChunks.setEnvironment(dimensionId);
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// Reset recipes
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if (user.getProtocolInfo().getProtocolVersion() >= ProtocolVersion.v1_13.getVersion()) {
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wrapper.create(ClientboundPackets1_13.DECLARE_RECIPES, packetWrapper -> packetWrapper.write(Type.VAR_INT, 0))
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.scheduleSend(Protocol1_13To1_12_2.class);
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}
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});
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}
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});
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registerClientbound(ClientboundPackets1_9_3.RESPAWN, new PacketHandlers() {
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@Override
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public void register() {
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map(Type.INT);
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handler(wrapper -> {
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ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
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int dimensionId = wrapper.get(Type.INT, 0);
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clientWorld.setEnvironment(dimensionId);
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});
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}
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});
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new SoundRewriter<>(this, this::getNewSoundId).registerSound(ClientboundPackets1_9_3.SOUND);
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// New packet at 0x01
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cancelServerbound(ServerboundPackets1_12.PREPARE_CRAFTING_GRID);
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// Client Settings (max length changed)
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registerServerbound(ServerboundPackets1_12.CLIENT_SETTINGS, new PacketHandlers() {
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@Override
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public void register() {
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map(Type.STRING); // 0 - Locale
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map(Type.BYTE); // 1 - view distance
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map(Type.VAR_INT); // 2 - chat mode
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map(Type.BOOLEAN); // 3 - chat colors
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map(Type.UNSIGNED_BYTE); // 4 - chat flags
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map(Type.VAR_INT); // 5 - main hand
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handler(wrapper -> {
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// As part of the fix for MC-111054, the max length of
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// the locale was raised to 16 (from 7), and the client
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// now makes sure that resource packs have names in that
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// length. However, for older servers, it is still 7,
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// and thus the server will reject it (and the client
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// won't know that the pack's invalid).
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// The fix is to just silently lower the length. The
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// server doesn't actually use the locale anywhere, so
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// this is fine.
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String locale = wrapper.get(Type.STRING, 0);
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if (locale.length() > 7) {
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wrapper.set(Type.STRING, 0, locale.substring(0, 7));
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}
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});
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}
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});
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// New packet at 0x17
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cancelServerbound(ServerboundPackets1_12.RECIPE_BOOK_DATA);
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// New packet 0x19
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cancelServerbound(ServerboundPackets1_12.ADVANCEMENT_TAB);
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}
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private int getNewSoundId(int id) {
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int newId = id;
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if (id >= 26) // End Portal Sounds
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newId += 2;
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if (id >= 70) // New Block Notes
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newId += 4;
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if (id >= 74) // New Block Note 2
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newId += 1;
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if (id >= 143) // Boat Sounds
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newId += 3;
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if (id >= 185) // Endereye death
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newId += 1;
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if (id >= 263) // Illagers
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newId += 7;
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if (id >= 301) // Parrots
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newId += 33;
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if (id >= 317) // Player Sounds
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newId += 2;
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if (id >= 491) // UI toast sound
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newId += 3;
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return newId;
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}
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@Override
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public void register(ViaProviders providers) {
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providers.register(InventoryQuickMoveProvider.class, new InventoryQuickMoveProvider());
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}
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@Override
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public void init(UserConnection userConnection) {
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userConnection.addEntityTracker(this.getClass(), new EntityTrackerBase(userConnection, EntityTypes1_12.EntityType.PLAYER));
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if (!userConnection.has(ClientWorld.class)) {
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userConnection.put(new ClientWorld());
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}
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}
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@Override
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public MetadataRewriter1_12To1_11_1 getEntityRewriter() {
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return metadataRewriter;
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}
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@Override
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public InventoryPackets getItemRewriter() {
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return itemRewriter;
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}
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}
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