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This commit is contained in:
Nassim Jahnke 2023-01-18 18:11:59 +01:00
parent 4eaf01f008
commit 78bce8895a
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GPG Key ID: 6BE3B555EBC5982B
5 changed files with 173 additions and 7 deletions
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2
build.gradle.kts
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@ -5,7 +5,7 @@ plugins {
allprojects {
group = "com.viaversion"
version = "4.5.2-SNAPSHOT"
version = "4.6.0-23w03a-SNAPSHOT"
description = "Allow older clients to join newer server versions."
}

5
common/src/main/java/com/viaversion/viabackwards/api/ViaBackwardsPlatform.java
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@ -48,6 +48,7 @@ import com.viaversion.viabackwards.protocol.protocol1_17to1_17_1.Protocol1_17To1
import com.viaversion.viabackwards.protocol.protocol1_18_2to1_19.Protocol1_18_2To1_19;
import com.viaversion.viabackwards.protocol.protocol1_18to1_18_2.Protocol1_18To1_18_2;
import com.viaversion.viabackwards.protocol.protocol1_19_1to1_19_3.Protocol1_19_1To1_19_3;
import com.viaversion.viabackwards.protocol.protocol1_19_3to1_19_4.Protocol1_19_3To1_19_4;
import com.viaversion.viabackwards.protocol.protocol1_19to1_19_1.Protocol1_19To1_19_1;
import com.viaversion.viabackwards.protocol.protocol1_9_4to1_10.Protocol1_9_4To1_10;
import com.viaversion.viaversion.api.Via;
@ -60,7 +61,7 @@ import java.util.logging.Logger;
public interface ViaBackwardsPlatform {
String MINIMUM_VV_VERSION = "4.5.0";
String MINIMUM_VV_VERSION = "4.6.0";
String IMPL_VERSION = "$IMPL_VERSION";
/**
@ -120,8 +121,8 @@ public interface ViaBackwardsPlatform {
protocolManager.registerProtocol(new Protocol1_18_2To1_19(), ProtocolVersion.v1_18_2, ProtocolVersion.v1_19);
protocolManager.registerProtocol(new Protocol1_19To1_19_1(), ProtocolVersion.v1_19, ProtocolVersion.v1_19_1);
protocolManager.registerProtocol(new Protocol1_19_1To1_19_3(), ProtocolVersion.v1_19_1, ProtocolVersion.v1_19_3);
protocolManager.registerProtocol(new Protocol1_19_3To1_19_4(), ProtocolVersion.v1_19_3, ProtocolVersion.v1_19_4);
}
/**

73
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_19_3to1_19_4/Protocol1_19_3To1_19_4.java Normal file
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@ -0,0 +1,73 @@
/*
* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
* Copyright (C) 2023 ViaVersion and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.viaversion.viabackwards.protocol.protocol1_19_3to1_19_4;
import com.viaversion.viabackwards.protocol.protocol1_19_3to1_19_4.data.EntityPackets1_19_4;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.data.MappingData;
import com.viaversion.viaversion.api.data.MappingDataBase;
import com.viaversion.viaversion.api.minecraft.entities.Entity1_19_3Types;
import com.viaversion.viaversion.api.protocol.AbstractProtocol;
import com.viaversion.viaversion.api.protocol.packet.PacketWrapper;
import com.viaversion.viaversion.api.type.Type;
import com.viaversion.viaversion.data.entity.EntityTrackerBase;
import com.viaversion.viaversion.protocols.protocol1_19_3to1_19_1.ClientboundPackets1_19_3;
import com.viaversion.viaversion.protocols.protocol1_19_3to1_19_1.ServerboundPackets1_19_3;
import com.viaversion.viaversion.protocols.protocol1_19_4to1_19_3.ClientboundPackets1_19_4;
import com.viaversion.viaversion.protocols.protocol1_19_4to1_19_3.ServerboundPackets1_19_4;
import com.viaversion.viaversion.rewriter.CommandRewriter;
public final class Protocol1_19_3To1_19_4 extends AbstractProtocol<ClientboundPackets1_19_4, ClientboundPackets1_19_3, ServerboundPackets1_19_4, ServerboundPackets1_19_3> {
private static final MappingData MAPPINGS = new MappingDataBase("1.19.3", "1.19.3");
private final EntityPackets1_19_4 entityRewriter = new EntityPackets1_19_4(this);
public Protocol1_19_3To1_19_4() {
super(ClientboundPackets1_19_4.class, ClientboundPackets1_19_3.class, ServerboundPackets1_19_4.class, ServerboundPackets1_19_3.class);
}
@Override
protected void registerPackets() {
// TODO fallback field in components
entityRewriter.register();
final CommandRewriter commandRewriter = new CommandRewriter(this) {
@Override
public void handleArgument(final PacketWrapper wrapper, final String argumentType) throws Exception {
if (argumentType.equals("minecraft:time")) {
wrapper.read(Type.INT); // Minimum
} else {
super.handleArgument(wrapper, argumentType);
}
}
};
commandRewriter.registerDeclareCommands1_19(ClientboundPackets1_19_4.DECLARE_COMMANDS);
cancelClientbound(ClientboundPackets1_19_4.BUNDLE);
}
@Override
public void init(final UserConnection user) {
addEntityTracker(user, new EntityTrackerBase(user, Entity1_19_3Types.PLAYER));
}
@Override
public MappingData getMappingData() {
return MAPPINGS;
}
}

92
common/src/main/java/com/viaversion/viabackwards/protocol/protocol1_19_3to1_19_4/data/EntityPackets1_19_4.java Normal file
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@ -0,0 +1,92 @@
/*
* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
* Copyright (C) 2023 ViaVersion and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.viaversion.viabackwards.protocol.protocol1_19_3to1_19_4.data;
import com.viaversion.viabackwards.protocol.protocol1_19_3to1_19_4.Protocol1_19_3To1_19_4;
import com.viaversion.viaversion.api.minecraft.entities.Entity1_19_3Types;
import com.viaversion.viaversion.api.minecraft.entities.EntityType;
import com.viaversion.viaversion.api.protocol.remapper.PacketRemapper;
import com.viaversion.viaversion.api.type.Type;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.ByteTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.ListTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.StringTag;
import com.viaversion.viaversion.libs.opennbt.tag.builtin.Tag;
import com.viaversion.viaversion.protocols.protocol1_19_3to1_19_1.ClientboundPackets1_19_3;
import com.viaversion.viaversion.protocols.protocol1_19_4to1_19_3.ClientboundPackets1_19_4;
import com.viaversion.viaversion.rewriter.EntityRewriter;
public final class EntityPackets1_19_4 extends EntityRewriter<Protocol1_19_3To1_19_4> {
public EntityPackets1_19_4(final Protocol1_19_3To1_19_4 protocol) {
super(protocol);
}
@Override
public void registerPackets() {
protocol.registerClientbound(ClientboundPackets1_19_4.JOIN_GAME, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.INT); // Entity id
map(Type.BOOLEAN); // Hardcore
map(Type.UNSIGNED_BYTE); // Gamemode
map(Type.BYTE); // Previous Gamemode
map(Type.STRING_ARRAY); // World List
map(Type.NBT); // Dimension registry
map(Type.STRING); // Dimension key
map(Type.STRING); // World
handler(dimensionDataHandler());
handler(biomeSizeTracker());
handler(worldDataTrackerHandlerByKey());
handler(wrapper -> {
final CompoundTag registry = wrapper.get(Type.NBT, 0);
final CompoundTag biomeRegistry = registry.get("minecraft:worldgen/biome");
final ListTag biomes = biomeRegistry.get("value");
for (final Tag biomeTag : biomes) {
final CompoundTag biomeData = ((CompoundTag) biomeTag).get("element");
final ByteTag hasPrecipitation = biomeData.get("has_precipitation");
biomeData.put("precipitation", new StringTag(hasPrecipitation.asByte() == 1 ? "rain" : "none"));
}
});
}
});
protocol.registerClientbound(ClientboundPackets1_19_4.HIT_ANIMATION, ClientboundPackets1_19_3.ENTITY_ANIMATION, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // Entity id
read(Type.FLOAT); // Yaw
create(Type.UNSIGNED_BYTE, (short) 1); // Hit
}
});
protocol.registerClientbound(ClientboundPackets1_19_4.RESPAWN, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.STRING); // Dimension
map(Type.STRING); // World
handler(worldDataTrackerHandlerByKey());
}
});
}
@Override
public EntityType typeFromId(final int type) {
return Entity1_19_3Types.getTypeFromId(type);
}
}

8
gradle/libs.versions.toml
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@ -3,20 +3,20 @@ metadata.format.version = "1.1"
[versions]
# ViaVersion
viaver = "4.5.0"
viaver = "4.6.0-23w03a-SNAPSHOT"
# Common provided
netty = "4.0.20.Final"
guava = "17.0"
log4j = "2.8.1"
checkerQual = "3.18.0"
checkerQual = "3.29.0"
# Platforms
paper = "1.16.5-R0.1-SNAPSHOT"
bungee = "1.16-R0.5-SNAPSHOT"
bungee = "1.19-R0.1-SNAPSHOT"
sponge = "8.0.0"
velocity = "3.1.0-SNAPSHOT"
velocity = "3.1.1"
fabricLoader = "0.11.6"