295 lines
15 KiB
Java
295 lines
15 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_16to1_15_2;
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import com.google.common.base.Joiner;
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import com.google.gson.JsonArray;
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import com.google.gson.JsonElement;
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import com.google.gson.JsonObject;
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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.RegistryType;
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import com.viaversion.viaversion.api.minecraft.entities.EntityTypes1_16;
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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.packet.State;
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import com.viaversion.viaversion.api.protocol.remapper.PacketHandlers;
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import com.viaversion.viaversion.api.type.Type;
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import com.viaversion.viaversion.api.type.types.misc.ParticleType;
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import com.viaversion.viaversion.api.type.types.version.Types1_16;
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import com.viaversion.viaversion.data.entity.EntityTrackerBase;
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import com.viaversion.viaversion.protocols.protocol1_14to1_13_2.ServerboundPackets1_14;
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import com.viaversion.viaversion.protocols.protocol1_15to1_14_4.ClientboundPackets1_15;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.data.MappingData;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.data.TranslationMappings;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.metadata.MetadataRewriter1_16To1_15_2;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.packets.EntityPackets;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.packets.InventoryPackets;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.packets.WorldPackets;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.provider.PlayerAbilitiesProvider;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.storage.InventoryTracker1_16;
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import com.viaversion.viaversion.rewriter.SoundRewriter;
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import com.viaversion.viaversion.rewriter.StatisticsRewriter;
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import com.viaversion.viaversion.rewriter.TagRewriter;
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import com.viaversion.viaversion.util.GsonUtil;
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import com.viaversion.viaversion.util.Key;
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import java.nio.charset.StandardCharsets;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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public class Protocol1_16To1_15_2 extends AbstractProtocol<ClientboundPackets1_15, ClientboundPackets1_16, ServerboundPackets1_14, ServerboundPackets1_16> {
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private static final UUID ZERO_UUID = new UUID(0, 0);
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public static final MappingData MAPPINGS = new MappingData();
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private final MetadataRewriter1_16To1_15_2 metadataRewriter = new MetadataRewriter1_16To1_15_2(this);
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private final InventoryPackets itemRewriter = new InventoryPackets(this);
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private final TranslationMappings componentRewriter = new TranslationMappings(this);
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private TagRewriter<ClientboundPackets1_15> tagRewriter;
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public Protocol1_16To1_15_2() {
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super(ClientboundPackets1_15.class, ClientboundPackets1_16.class, ServerboundPackets1_14.class, ServerboundPackets1_16.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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EntityPackets.register(this);
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WorldPackets.register(this);
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tagRewriter = new TagRewriter<>(this);
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tagRewriter.register(ClientboundPackets1_15.TAGS, RegistryType.ENTITY);
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new StatisticsRewriter<>(this).register(ClientboundPackets1_15.STATISTICS);
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// Login Success
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registerClientbound(State.LOGIN, 0x02, 0x02, wrapper -> {
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// Transform string to a uuid
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UUID uuid = UUID.fromString(wrapper.read(Type.STRING));
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wrapper.write(Type.UUID, uuid);
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});
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// Motd Status - line breaks are no longer allowed for player samples
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registerClientbound(State.STATUS, 0x00, 0x00, wrapper -> {
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String original = wrapper.passthrough(Type.STRING);
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JsonObject object = GsonUtil.getGson().fromJson(original, JsonObject.class);
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JsonObject players = object.getAsJsonObject("players");
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if (players == null) return;
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JsonArray sample = players.getAsJsonArray("sample");
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if (sample == null) return;
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JsonArray splitSamples = new JsonArray();
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for (JsonElement element : sample) {
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JsonObject playerInfo = element.getAsJsonObject();
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String name = playerInfo.getAsJsonPrimitive("name").getAsString();
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if (name.indexOf('\n') == -1) {
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splitSamples.add(playerInfo);
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continue;
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}
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String id = playerInfo.getAsJsonPrimitive("id").getAsString();
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for (String s : name.split("\n")) {
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JsonObject newSample = new JsonObject();
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newSample.addProperty("name", s);
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newSample.addProperty("id", id);
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splitSamples.add(newSample);
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}
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}
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// Replace data if changed
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if (splitSamples.size() != sample.size()) {
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players.add("sample", splitSamples);
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wrapper.set(Type.STRING, 0, object.toString());
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}
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});
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// Handle (relevant) component cases for translatable and score changes
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registerClientbound(ClientboundPackets1_15.CHAT_MESSAGE, new PacketHandlers() {
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@Override
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public void register() {
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map(Type.COMPONENT);
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map(Type.BYTE);
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handler(wrapper -> {
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componentRewriter.processText(wrapper.get(Type.COMPONENT, 0));
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wrapper.write(Type.UUID, ZERO_UUID); // Sender uuid - always send as 'system'
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});
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}
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});
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componentRewriter.registerBossBar(ClientboundPackets1_15.BOSSBAR);
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componentRewriter.registerTitle(ClientboundPackets1_15.TITLE);
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componentRewriter.registerCombatEvent(ClientboundPackets1_15.COMBAT_EVENT);
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SoundRewriter<ClientboundPackets1_15> soundRewriter = new SoundRewriter<>(this);
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soundRewriter.registerSound(ClientboundPackets1_15.SOUND);
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soundRewriter.registerSound(ClientboundPackets1_15.ENTITY_SOUND);
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registerServerbound(ServerboundPackets1_16.INTERACT_ENTITY, wrapper -> {
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wrapper.passthrough(Type.VAR_INT); // Entity Id
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int action = wrapper.passthrough(Type.VAR_INT);
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if (action == 0 || action == 2) {
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if (action == 2) {
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// Location
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wrapper.passthrough(Type.FLOAT);
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wrapper.passthrough(Type.FLOAT);
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wrapper.passthrough(Type.FLOAT);
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}
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wrapper.passthrough(Type.VAR_INT); // Hand
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}
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// New boolean: Whether the client is sneaking/pressing shift
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wrapper.read(Type.BOOLEAN);
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});
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if (Via.getConfig().isIgnoreLong1_16ChannelNames()) {
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registerServerbound(ServerboundPackets1_16.PLUGIN_MESSAGE, new PacketHandlers() {
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@Override
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public void register() {
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handler(wrapper -> {
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String channel = wrapper.passthrough(Type.STRING);
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final String namespacedChannel = Key.namespaced(channel);
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if (channel.length() > 32) {
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if (!Via.getConfig().isSuppressConversionWarnings()) {
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Via.getPlatform().getLogger().warning("Ignoring incoming plugin channel, as it is longer than 32 characters: " + channel);
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}
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wrapper.cancel();
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} else if (namespacedChannel.equals("minecraft:register") || namespacedChannel.equals("minecraft:unregister")) {
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String[] channels = new String(wrapper.read(Type.REMAINING_BYTES), StandardCharsets.UTF_8).split("\0");
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List<String> checkedChannels = new ArrayList<>(channels.length);
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for (String registeredChannel : channels) {
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if (registeredChannel.length() > 32) {
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if (!Via.getConfig().isSuppressConversionWarnings()) {
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Via.getPlatform().getLogger().warning("Ignoring incoming plugin channel register of '"
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+ registeredChannel + "', as it is longer than 32 characters");
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}
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continue;
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}
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checkedChannels.add(registeredChannel);
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}
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if (checkedChannels.isEmpty()) {
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wrapper.cancel();
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return;
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}
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wrapper.write(Type.REMAINING_BYTES, Joiner.on('\0').join(checkedChannels).getBytes(StandardCharsets.UTF_8));
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}
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});
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}
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});
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}
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registerServerbound(ServerboundPackets1_16.PLAYER_ABILITIES, wrapper -> {
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wrapper.passthrough(Type.BYTE); // Flags
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final PlayerAbilitiesProvider playerAbilities = Via.getManager().getProviders().get(PlayerAbilitiesProvider.class);
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wrapper.write(Type.FLOAT, playerAbilities.getFlyingSpeed(wrapper.user()));
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wrapper.write(Type.FLOAT, playerAbilities.getWalkingSpeed(wrapper.user()));
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});
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cancelServerbound(ServerboundPackets1_16.GENERATE_JIGSAW);
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cancelServerbound(ServerboundPackets1_16.UPDATE_JIGSAW_BLOCK);
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}
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@Override
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protected void onMappingDataLoaded() {
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int[] wallPostOverrideTag = new int[47];
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int arrayIndex = 0;
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wallPostOverrideTag[arrayIndex++] = 140;
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wallPostOverrideTag[arrayIndex++] = 179;
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wallPostOverrideTag[arrayIndex++] = 264;
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for (int i = 153; i <= 158; i++) {
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wallPostOverrideTag[arrayIndex++] = i;
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}
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for (int i = 163; i <= 168; i++) {
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wallPostOverrideTag[arrayIndex++] = i;
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}
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for (int i = 408; i <= 439; i++) {
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wallPostOverrideTag[arrayIndex++] = i;
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}
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tagRewriter.addTag(RegistryType.BLOCK, "minecraft:wall_post_override", wallPostOverrideTag);
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tagRewriter.addTag(RegistryType.BLOCK, "minecraft:beacon_base_blocks", 133, 134, 148, 265);
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tagRewriter.addTag(RegistryType.BLOCK, "minecraft:climbable", 160, 241, 658);
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tagRewriter.addTag(RegistryType.BLOCK, "minecraft:fire", 142);
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tagRewriter.addTag(RegistryType.BLOCK, "minecraft:campfires", 679);
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tagRewriter.addTag(RegistryType.BLOCK, "minecraft:fence_gates", 242, 467, 468, 469, 470, 471);
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tagRewriter.addTag(RegistryType.BLOCK, "minecraft:unstable_bottom_center", 242, 467, 468, 469, 470, 471);
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tagRewriter.addTag(RegistryType.BLOCK, "minecraft:wooden_trapdoors", 193, 194, 195, 196, 197, 198);
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tagRewriter.addTag(RegistryType.ITEM, "minecraft:wooden_trapdoors", 215, 216, 217, 218, 219, 220);
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tagRewriter.addTag(RegistryType.ITEM, "minecraft:beacon_payment_items", 529, 530, 531, 760);
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tagRewriter.addTag(RegistryType.ENTITY, "minecraft:impact_projectiles", 2, 72, 71, 37, 69, 79, 83, 15, 93);
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// The client crashes if we don't send all tags it may use
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tagRewriter.addEmptyTag(RegistryType.BLOCK, "minecraft:guarded_by_piglins");
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tagRewriter.addEmptyTag(RegistryType.BLOCK, "minecraft:soul_speed_blocks");
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tagRewriter.addEmptyTag(RegistryType.BLOCK, "minecraft:soul_fire_base_blocks");
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tagRewriter.addEmptyTag(RegistryType.BLOCK, "minecraft:non_flammable_wood");
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tagRewriter.addEmptyTag(RegistryType.ITEM, "minecraft:non_flammable_wood");
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// The rest of not accessed tags added in older versions; #1830
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tagRewriter.addEmptyTags(RegistryType.BLOCK, "minecraft:bamboo_plantable_on", "minecraft:beds", "minecraft:bee_growables",
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"minecraft:beehives", "minecraft:coral_plants", "minecraft:crops", "minecraft:dragon_immune", "minecraft:flowers",
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"minecraft:portals", "minecraft:shulker_boxes", "minecraft:small_flowers", "minecraft:tall_flowers", "minecraft:trapdoors",
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"minecraft:underwater_bonemeals", "minecraft:wither_immune", "minecraft:wooden_fences", "minecraft:wooden_trapdoors");
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tagRewriter.addEmptyTags(RegistryType.ENTITY, "minecraft:arrows", "minecraft:beehive_inhabitors", "minecraft:raiders", "minecraft:skeletons");
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tagRewriter.addEmptyTags(RegistryType.ITEM, "minecraft:beds", "minecraft:coals", "minecraft:fences", "minecraft:flowers",
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"minecraft:lectern_books", "minecraft:music_discs", "minecraft:small_flowers", "minecraft:tall_flowers", "minecraft:trapdoors", "minecraft:walls", "minecraft:wooden_fences");
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Types1_16.PARTICLE.filler(this)
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.reader("block", ParticleType.Readers.BLOCK)
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.reader("dust", ParticleType.Readers.DUST)
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.reader("falling_dust", ParticleType.Readers.BLOCK)
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.reader("item", ParticleType.Readers.ITEM1_13_2);
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}
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@Override
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public void register(ViaProviders providers) {
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providers.register(PlayerAbilitiesProvider.class, new PlayerAbilitiesProvider());
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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_16.PLAYER));
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userConnection.put(new InventoryTracker1_16());
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}
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@Override
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public MappingData getMappingData() {
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return MAPPINGS;
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}
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@Override
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public MetadataRewriter1_16To1_15_2 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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public TranslationMappings getComponentRewriter() {
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return componentRewriter;
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}
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}
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