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Port custom payload fixes on protocol level

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This commit is contained in:
FlorianMichael 2024-04-27 23:19:42 +02:00
parent 712d8bbba7
commit 624b6dcbca
5 changed files with 120 additions and 4 deletions
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1
src/main/java/de/florianmichael/viafabricplus/ViaFabricPlus.java
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@ -49,7 +49,6 @@ import java.util.concurrent.CompletableFuture;
* - Older versions don't clamp positions when teleporting (Is this important?)
*
* TODO | Port
* - Readd MixinCustomPayloadS2CPacket
* - Readd item fixes: MixinItemStack, MixinDrawContext, MixinPacketByteBuf
*/
public class ViaFabricPlus {

108
src/main/java/de/florianmichael/viafabricplus/fixes/VFPProtocol.java Normal file
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@ -0,0 +1,108 @@
/*
* This file is part of ViaFabricPlus - https://github.com/FlorianMichael/ViaFabricPlus
* Copyright (C) 2021-2024 FlorianMichael/EnZaXD <florian.michael07@gmail.com> and RK_01/RaphiMC
* Copyright (C) 2023-2024 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 de.florianmichael.viafabricplus.fixes;
import com.viaversion.viaversion.api.protocol.AbstractSimpleProtocol;
import com.viaversion.viaversion.api.protocol.packet.*;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import com.viaversion.viaversion.api.type.Type;
import com.viaversion.viaversion.protocols.protocol1_20_5to1_20_3.packet.ClientboundPackets1_20_5;
import com.viaversion.viaversion.protocols.protocol1_20_5to1_20_3.packet.ServerboundPackets1_20_5;
import com.viaversion.viaversion.util.Key;
import net.minecraft.network.packet.BrandCustomPayload;
import net.minecraft.network.packet.CustomPayload;
import net.minecraft.network.packet.s2c.custom.DebugGameTestAddMarkerCustomPayload;
import net.minecraft.network.packet.s2c.custom.DebugGameTestClearCustomPayload;
import net.minecraft.util.Identifier;
import net.minecraft.util.Pair;
import net.raphimc.vialegacy.api.LegacyProtocolVersion;
import java.util.HashMap;
import java.util.Map;
// Protocol to handle error handling changes in older protocols, always last element of the pipeline
public class VFPProtocol extends AbstractSimpleProtocol {
public static final VFPProtocol INSTANCE = new VFPProtocol();
private final Map<String, Pair<ProtocolVersion, PacketReader>> payloadDiff = new HashMap<>();
public VFPProtocol() {
registerMapping(BrandCustomPayload.ID, LegacyProtocolVersion.c0_0_15a_1, wrapper -> wrapper.passthrough(Type.STRING));
registerMapping(DebugGameTestAddMarkerCustomPayload.ID, ProtocolVersion.v1_14, wrapper -> {
wrapper.passthrough(Type.POSITION1_14);
wrapper.passthrough(Type.INT);
wrapper.passthrough(Type.STRING);
wrapper.passthrough(Type.INT);
});
registerMapping(DebugGameTestClearCustomPayload.ID, ProtocolVersion.v1_14, wrapper -> {});
}
@Override
protected void registerPackets() {
registerClientbound(State.PLAY, getPluginMessagePacket().getId(), getPluginMessagePacket().getId(), wrapper -> {
final String channel = Key.namespaced(wrapper.passthrough(Type.STRING));
if (!channel.startsWith(Identifier.DEFAULT_NAMESPACE)) {
// Mods might add custom payloads that we don't want to filter, so we check for the namespace.
// Mods should NEVER use the default namespace of the game, not only to not break this code,
// but also to not break other mods and the game itself.
return;
}
final ProtocolVersion version = wrapper.user().getProtocolInfo().serverProtocolVersion();
if (!payloadDiff.containsKey(channel) || version.olderThan(payloadDiff.get(channel).getLeft())) {
// Technically it's wrong to just drop all payloads, but ViaVersion doesn't translate them and the server can't detect if
// we handled the payload or not, so dropping them is easier than adding a bunch of useless translations for payloads
// which doesn't do anything on the client anyway.
wrapper.cancel();
return;
}
if (version.olderThanOrEqualTo(ProtocolVersion.v1_20)) {
// Skip remaining bytes after reading the payload and cancel if the payload fails to read
final PacketReader reader = payloadDiff.get(channel).getRight();
try {
reader.read(wrapper);
wrapper.read(Type.REMAINING_BYTES);
} catch (Exception ignored) {
wrapper.cancel();
}
}
});
}
private void registerMapping(final CustomPayload.Id<?> id, final ProtocolVersion version, final PacketReader reader) {
payloadDiff.put(id.id().toString(), new Pair<>(version, reader));
}
public static ServerboundPacketType getCreativeInventoryActionPacket() {
return ServerboundPackets1_20_5.CREATIVE_INVENTORY_ACTION;
}
public static ClientboundPacketType getPluginMessagePacket() {
return ClientboundPackets1_20_5.PLUGIN_MESSAGE;
}
@FunctionalInterface
interface PacketReader {
void read(PacketWrapper wrapper) throws Exception;
}
}

3
src/main/java/de/florianmichael/viafabricplus/protocoltranslator/ProtocolTranslator.java
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@ -35,7 +35,7 @@ import com.viaversion.viaversion.connection.UserConnectionImpl;
import com.viaversion.viaversion.protocol.ProtocolPipelineImpl;
import com.viaversion.viaversion.protocols.protocol1_20_5to1_20_3.Protocol1_20_5To1_20_3;
import de.florianmichael.viafabricplus.event.ChangeProtocolVersionCallback;
import de.florianmichael.viafabricplus.event.PostViaVersionLoadCallback;
import de.florianmichael.viafabricplus.fixes.VFPProtocol;
import de.florianmichael.viafabricplus.injection.access.IClientConnection;
import de.florianmichael.viafabricplus.protocoltranslator.impl.command.ViaFabricPlusVLCommandHandler;
import de.florianmichael.viafabricplus.protocoltranslator.impl.platform.ViaFabricPlusViaLegacyPlatformImpl;
@ -323,6 +323,7 @@ public class ProtocolTranslator {
);
Protocol1_20_5To1_20_3.strictErrorHandling = false;
ProtocolVersion.register(AUTO_DETECT_PROTOCOL);
VFPProtocol.INSTANCE.initialize();
});
}

8
src/main/java/de/florianmichael/viafabricplus/protocoltranslator/netty/ViaFabricPlusVLLegacyPipeline.java
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@ -22,6 +22,7 @@ package de.florianmichael.viafabricplus.protocoltranslator.netty;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import de.florianmichael.viafabricplus.ViaFabricPlus;
import de.florianmichael.viafabricplus.fixes.VFPProtocol;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelHandlerContext;
import net.raphimc.vialoader.netty.CompressionReorderEvent;
@ -37,6 +38,13 @@ public class ViaFabricPlusVLLegacyPipeline extends VLLegacyPipeline {
super(user, version);
}
@Override
public void handlerAdded(ChannelHandlerContext ctx) {
super.handlerAdded(ctx);
this.user.getProtocolInfo().getPipeline().add(VFPProtocol.INSTANCE);
}
@Override
protected ChannelHandler createViaDecoder() {
return new ViaFabricPlusViaDecoder(this.user);

4
src/main/java/de/florianmichael/viafabricplus/protocoltranslator/translator/ItemTranslator.java
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@ -27,8 +27,8 @@ import com.viaversion.viaversion.api.protocol.packet.State;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import com.viaversion.viaversion.api.type.Type;
import com.viaversion.viaversion.api.type.types.version.Types1_20_5;
import com.viaversion.viaversion.protocols.protocol1_20_5to1_20_3.packet.ServerboundPackets1_20_5;
import de.florianmichael.viafabricplus.ViaFabricPlus;
import de.florianmichael.viafabricplus.fixes.VFPProtocol;
import de.florianmichael.viafabricplus.protocoltranslator.ProtocolTranslator;
import io.netty.buffer.Unpooled;
import net.minecraft.client.MinecraftClient;
@ -59,7 +59,7 @@ public class ItemTranslator {
buf.writeShort(0); // slot
ItemStack.OPTIONAL_PACKET_CODEC.encode(buf, stack); // item
final PacketWrapper wrapper = PacketWrapper.create(ServerboundPackets1_20_5.CREATIVE_INVENTORY_ACTION, buf, user);
final PacketWrapper wrapper = PacketWrapper.create(VFPProtocol.getCreativeInventoryActionPacket(), buf, user);
user.getProtocolInfo().getPipeline().transform(Direction.SERVERBOUND, State.PLAY, wrapper);
wrapper.read(Type.SHORT); // slot