289 lines
14 KiB
Java
289 lines
14 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2022 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_19_3to1_19_1;
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import com.google.gson.JsonElement;
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import com.viaversion.viaversion.api.connection.UserConnection;
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import com.viaversion.viaversion.api.data.MappingData;
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import com.viaversion.viaversion.api.data.MappingDataBase;
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import com.viaversion.viaversion.api.minecraft.PlayerMessageSignature;
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import com.viaversion.viaversion.api.minecraft.RegistryType;
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import com.viaversion.viaversion.api.minecraft.entities.Entity1_19_3Types;
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import com.viaversion.viaversion.api.protocol.AbstractProtocol;
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import com.viaversion.viaversion.api.protocol.packet.PacketWrapper;
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import com.viaversion.viaversion.api.protocol.packet.State;
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import com.viaversion.viaversion.api.protocol.remapper.PacketRemapper;
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import com.viaversion.viaversion.api.rewriter.EntityRewriter;
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import com.viaversion.viaversion.api.rewriter.ItemRewriter;
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import com.viaversion.viaversion.api.type.Type;
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import com.viaversion.viaversion.api.type.types.BitSetType;
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import com.viaversion.viaversion.api.type.types.ByteArrayType;
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import com.viaversion.viaversion.api.type.types.minecraft.ParticleType;
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import com.viaversion.viaversion.api.type.types.version.Types1_19_3;
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import com.viaversion.viaversion.data.entity.EntityTrackerBase;
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import com.viaversion.viaversion.libs.kyori.adventure.text.Component;
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import com.viaversion.viaversion.libs.kyori.adventure.text.serializer.gson.GsonComponentSerializer;
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import com.viaversion.viaversion.protocols.base.ServerboundLoginPackets;
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import com.viaversion.viaversion.protocols.protocol1_19_1to1_19.ClientboundPackets1_19_1;
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import com.viaversion.viaversion.protocols.protocol1_19_1to1_19.ServerboundPackets1_19_1;
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import com.viaversion.viaversion.protocols.protocol1_19_3to1_19_1.packets.EntityPackets;
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import com.viaversion.viaversion.protocols.protocol1_19_3to1_19_1.packets.InventoryPackets;
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import com.viaversion.viaversion.protocols.protocol1_19_3to1_19_1.storage.ReceivedMessagesStorage;
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import com.viaversion.viaversion.rewriter.CommandRewriter;
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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 java.util.UUID;
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public final class Protocol1_19_3To1_19_1 extends AbstractProtocol<ClientboundPackets1_19_1, ClientboundPackets1_19_3, ServerboundPackets1_19_1, ServerboundPackets1_19_3> {
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public static final MappingData MAPPINGS = new MappingDataBase("1.19", "1.19.3", true);
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private static final ByteArrayType.OptionalByteArrayType OPTIONAL_MESSAGE_SIGNATURE_BYTES_TYPE = new ByteArrayType.OptionalByteArrayType(256);
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private static final UUID ZERO_UUID = new UUID(0, 0);
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private static final byte[] EMPTY_BYTES = new byte[0];
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private final EntityPackets entityRewriter = new EntityPackets(this);
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private final InventoryPackets itemRewriter = new InventoryPackets(this);
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public Protocol1_19_3To1_19_1() {
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super(ClientboundPackets1_19_1.class, ClientboundPackets1_19_3.class, ServerboundPackets1_19_1.class, ServerboundPackets1_19_3.class);
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}
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@Override
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protected void registerPackets() {
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final TagRewriter tagRewriter = new TagRewriter(this);
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tagRewriter.addEmptyTags(RegistryType.ITEM, "minecraft:bookshelf_books", "minecraft:hanging_signs", "minecraft:stripped_logs");
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tagRewriter.addEmptyTags(RegistryType.BLOCK, "minecraft:all_hanging_signs", "minecraft:ceiling_hanging_signs", "minecraft:invalid_spawn_inside",
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"minecraft:stripped_logs", "minecraft:wall_hanging_signs");
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tagRewriter.registerGeneric(ClientboundPackets1_19_1.TAGS);
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entityRewriter.register();
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itemRewriter.register();
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final SoundRewriter soundRewriter = new SoundRewriter(this);
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soundRewriter.registerSound(ClientboundPackets1_19_1.SOUND);
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soundRewriter.registerSound(ClientboundPackets1_19_1.ENTITY_SOUND);
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new StatisticsRewriter(this).register(ClientboundPackets1_19_1.STATISTICS);
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final CommandRewriter commandRewriter = new CommandRewriter(this) {
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@Override
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public void handleArgument(final PacketWrapper wrapper, final String argumentType) throws Exception {
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switch (argumentType) {
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case "minecraft:item_enchantment":
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wrapper.write(Type.STRING, "minecraft:enchantment");
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break;
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case "minecraft:mob_effect":
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wrapper.write(Type.STRING, "minecraft:mob_effect");
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break;
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case "minecraft:entity_summon":
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wrapper.write(Type.STRING, "minecraft:entity_type");
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break;
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default:
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super.handleArgument(wrapper, argumentType);
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break;
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}
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}
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@Override
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public String handleArgumentType(final String argumentType) {
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switch (argumentType) {
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case "minecraft:resource":
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return "minecraft:resource_key";
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case "minecraft:resource_or_tag":
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return "minecraft:resource_or_tag_key";
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case "minecraft:entity_summon":
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case "minecraft:item_enchantment":
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case "minecraft:mob_effect":
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return "minecraft:resource";
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}
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return argumentType;
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}
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};
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commandRewriter.registerDeclareCommands1_19(ClientboundPackets1_19_1.DECLARE_COMMANDS);
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registerClientbound(ClientboundPackets1_19_1.SERVER_DATA, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.OPTIONAL_COMPONENT); // Motd
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map(Type.OPTIONAL_STRING); // Encoded icon
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read(Type.BOOLEAN); // Remove previews chat
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}
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});
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// Aaaaand once more
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registerClientbound(ClientboundPackets1_19_1.PLAYER_CHAT, ClientboundPackets1_19_3.DISGUISED_CHAT, new PacketRemapper() {
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@Override
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public void registerMap() {
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read(Type.OPTIONAL_BYTE_ARRAY_PRIMITIVE); // Previous signature
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handler(wrapper -> {
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final PlayerMessageSignature signature = wrapper.read(Type.PLAYER_MESSAGE_SIGNATURE);
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// Store message signature for last seen
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if (!signature.uuid().equals(ZERO_UUID) && signature.signatureBytes().length != 0) {
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final ReceivedMessagesStorage messagesStorage = wrapper.user().get(ReceivedMessagesStorage.class);
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messagesStorage.add(signature);
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if (messagesStorage.tickUnacknowledged() > 64) {
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messagesStorage.resetUnacknowledgedCount();
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// Send chat acknowledgement
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final PacketWrapper chatAckPacket = wrapper.create(ServerboundPackets1_19_1.CHAT_ACK);
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chatAckPacket.write(Type.PLAYER_MESSAGE_SIGNATURE_ARRAY, messagesStorage.lastSignatures());
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chatAckPacket.write(Type.OPTIONAL_PLAYER_MESSAGE_SIGNATURE, null);
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chatAckPacket.sendToServer(Protocol1_19_3To1_19_1.class);
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}
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}
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final String plainMessage = wrapper.read(Type.STRING);
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JsonElement decoratedMessage = wrapper.read(Type.OPTIONAL_COMPONENT);
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wrapper.read(Type.LONG); // Timestamp
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wrapper.read(Type.LONG); // Salt
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wrapper.read(Type.PLAYER_MESSAGE_SIGNATURE_ARRAY); // Last seen
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final JsonElement unsignedMessage = wrapper.read(Type.OPTIONAL_COMPONENT);
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if (unsignedMessage != null) {
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decoratedMessage = unsignedMessage;
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}
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if (decoratedMessage == null) {
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decoratedMessage = GsonComponentSerializer.gson().serializeToTree(Component.text(plainMessage));
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}
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final int filterMaskType = wrapper.read(Type.VAR_INT);
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if (filterMaskType == 2) { // Partially filtered
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wrapper.read(Type.LONG_ARRAY_PRIMITIVE); // Mask
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}
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wrapper.write(Type.COMPONENT, decoratedMessage);
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// Keep chat type at the end
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});
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}
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});
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registerServerbound(ServerboundPackets1_19_3.CHAT_COMMAND, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.STRING); // Command
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map(Type.LONG); // Timestamp
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map(Type.LONG); // Salt
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handler(wrapper -> {
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final int signatures = wrapper.read(Type.VAR_INT);
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wrapper.write(Type.VAR_INT, 0);
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for (int i = 0; i < signatures; i++) {
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wrapper.read(Type.STRING); // Argument name
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wrapper.read(OPTIONAL_MESSAGE_SIGNATURE_BYTES_TYPE); // Signature
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}
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wrapper.write(Type.BOOLEAN, false); // No signed preview
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final ReceivedMessagesStorage messagesStorage = wrapper.user().get(ReceivedMessagesStorage.class);
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messagesStorage.resetUnacknowledgedCount();
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wrapper.write(Type.PLAYER_MESSAGE_SIGNATURE_ARRAY, messagesStorage.lastSignatures());
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wrapper.write(Type.OPTIONAL_PLAYER_MESSAGE_SIGNATURE, null); // No last unacknowledged
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});
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read(Type.VAR_INT); // Offset
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read(new BitSetType(20)); // Acknowledged
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}
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});
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registerServerbound(ServerboundPackets1_19_3.CHAT_MESSAGE, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.STRING); // Command
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map(Type.LONG); // Timestamp
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// Salt
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read(Type.LONG);
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create(Type.LONG, 0L);
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handler(wrapper -> {
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// Remove signature
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final byte[] signature = wrapper.read(OPTIONAL_MESSAGE_SIGNATURE_BYTES_TYPE);
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wrapper.write(Type.BYTE_ARRAY_PRIMITIVE, EMPTY_BYTES);
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wrapper.write(Type.BOOLEAN, false); // No signed preview
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final ReceivedMessagesStorage messagesStorage = wrapper.user().get(ReceivedMessagesStorage.class);
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messagesStorage.resetUnacknowledgedCount();
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wrapper.write(Type.PLAYER_MESSAGE_SIGNATURE_ARRAY, messagesStorage.lastSignatures());
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wrapper.write(Type.OPTIONAL_PLAYER_MESSAGE_SIGNATURE, null); // No last unacknowledged
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});
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read(Type.VAR_INT); // Offset
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read(new BitSetType(20)); // Acknowledged
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}
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});
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// Remove the key once again
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registerServerbound(State.LOGIN, ServerboundLoginPackets.HELLO.getId(), ServerboundLoginPackets.HELLO.getId(), new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.STRING); // Name
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create(Type.OPTIONAL_PROFILE_KEY, null);
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}
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});
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registerServerbound(State.LOGIN, ServerboundLoginPackets.ENCRYPTION_KEY.getId(), ServerboundLoginPackets.ENCRYPTION_KEY.getId(), new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.BYTE_ARRAY_PRIMITIVE); // Keys
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create(Type.BOOLEAN, true); // Is nonce
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map(Type.BYTE_ARRAY_PRIMITIVE); // Encrypted challenge
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}
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});
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cancelServerbound(ServerboundPackets1_19_3.CHAT_SESSION_UPDATE);
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cancelClientbound(ClientboundPackets1_19_1.DELETE_CHAT_MESSAGE);
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cancelClientbound(ClientboundPackets1_19_1.PLAYER_CHAT_HEADER);
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cancelClientbound(ClientboundPackets1_19_1.CHAT_PREVIEW);
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cancelClientbound(ClientboundPackets1_19_1.SET_DISPLAY_CHAT_PREVIEW);
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cancelServerbound(ServerboundPackets1_19_3.CHAT_ACK);
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}
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@Override
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protected void onMappingDataLoaded() {
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entityRewriter.onMappingDataLoaded();
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Types1_19_3.PARTICLE.filler(this)
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.reader("block", ParticleType.Readers.BLOCK)
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.reader("block_marker", 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("dust_color_transition", ParticleType.Readers.DUST_TRANSITION)
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.reader("item", ParticleType.Readers.VAR_INT_ITEM)
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.reader("vibration", ParticleType.Readers.VIBRATION)
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.reader("sculk_charge", ParticleType.Readers.SCULK_CHARGE)
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.reader("shriek", ParticleType.Readers.SHRIEK);
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Entity1_19_3Types.initialize(this);
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}
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@Override
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public void init(final UserConnection user) {
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user.put(new ReceivedMessagesStorage());
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addEntityTracker(user, new EntityTrackerBase(user, Entity1_19_3Types.PLAYER));
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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 EntityRewriter getEntityRewriter() {
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return entityRewriter;
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}
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@Override
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public ItemRewriter getItemRewriter() {
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return itemRewriter;
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}
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}
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