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1.20.5 support

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Co-authored-by: Nassim Jahnke <nassim@njahnke.dev>
This commit is contained in:
FlorianMichael 2024-04-21 18:05:25 +02:00
parent 40689b6400
commit 80dc92e177
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GPG Key ID: C2FB87E71C425126
31 changed files with 1722 additions and 2 deletions
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4
gradle.properties
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@ -1,11 +1,11 @@
# suppress inspection "UnusedProperty" for whole file # suppress inspection "UnusedProperty" for whole file
org.gradle.jvmargs=-Xms32M -Xmx4G -XX:+UseG1GC -XX:+UseStringDeduplication org.gradle.jvmargs=-Xms32M -Xmx4G -XX:+UseG1GC -XX:+UseStringDeduplication
loader_version=0.15.10 loader_version=0.15.9
viaver_version=4.10.0-24w09a-SNAPSHOT viaver_version=4.10.0-24w09a-SNAPSHOT
yaml_version=2.2 yaml_version=2.2
publish_mc_versions=1.20.4, 1.19.4, 1.18.2, 1.17.1, 1.16.5, 1.15.2, 1.14.4, 1.12.2, 1.8.9 publish_mc_versions=1.20.5, 1.20.4, 1.19.4, 1.18.2, 1.17.1, 1.16.5, 1.15.2, 1.14.4, 1.12.2, 1.8.9
# example: 1.19.1-rc1. Can be a blank value # example: 1.19.1-rc1. Can be a blank value
modrinth_mc_snapshot= modrinth_mc_snapshot=
# example: 1.19-Snapshot. Can be a blank value # example: 1.19-Snapshot. Can be a blank value

1
settings.gradle.kts
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@ -16,6 +16,7 @@ include("viafabric-mc1171")
include("viafabric-mc1182") include("viafabric-mc1182")
include("viafabric-mc1194") include("viafabric-mc1194")
include("viafabric-mc1204") include("viafabric-mc1204")
include("viafabric-mc1205")
plugins { plugins {
id("org.gradle.toolchains.foojay-resolver-convention") version "0.8.0" id("org.gradle.toolchains.foojay-resolver-convention") version "0.8.0"

11
viafabric-mc1205/build.gradle.kts Normal file
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dependencies {
minecraft("com.mojang:minecraft:1.20.5-rc2")
mappings("net.fabricmc:yarn:1.20.5-rc2+build.2:v2")
modImplementation("net.fabricmc.fabric-api:fabric-api:0.97.4+1.20.5")
modImplementation("com.terraformersmc:modmenu:9.0.0")
}
tasks.compileJava {
options.release.set(21)
}

119
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/ViaFabric.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
import com.mojang.brigadier.arguments.StringArgumentType;
import com.mojang.brigadier.builder.LiteralArgumentBuilder;
import com.mojang.brigadier.builder.RequiredArgumentBuilder;
import com.viaversion.fabric.common.config.VFConfig;
import com.viaversion.fabric.common.platform.FabricInjector;
import com.viaversion.fabric.common.protocol.HostnameParserProtocol;
import com.viaversion.fabric.common.util.JLoggerToLog4j;
import com.viaversion.fabric.mc1205.commands.VFCommandHandler;
import com.viaversion.fabric.mc1205.platform.FabricPlatform;
import com.viaversion.fabric.mc1205.platform.VFLoader;
import com.viaversion.viaversion.ViaManagerImpl;
import com.viaversion.viaversion.api.Via;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import io.netty.channel.DefaultEventLoop;
import io.netty.channel.EventLoop;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.ModInitializer;
import net.fabricmc.fabric.api.client.command.v2.ClientCommandRegistrationCallback;
import net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback;
import net.fabricmc.loader.api.FabricLoader;
import net.minecraft.command.CommandSource;
import org.apache.logging.log4j.LogManager;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;
import java.util.logging.Logger;
public class ViaFabric implements ModInitializer {
public static final Logger JLOGGER = new JLoggerToLog4j(LogManager.getLogger("ViaFabric"));
public static final ExecutorService ASYNC_EXECUTOR;
public static final EventLoop EVENT_LOOP;
public static final CompletableFuture<Void> INIT_FUTURE = new CompletableFuture<>();
public static VFConfig config;
static {
ThreadFactory factory = new ThreadFactoryBuilder().setDaemon(true).setNameFormat("ViaFabric-%d").build();
ASYNC_EXECUTOR = Executors.newFixedThreadPool(8, factory);
EVENT_LOOP = new DefaultEventLoop(factory);
EVENT_LOOP.submit(INIT_FUTURE::join); // https://github.com/ViaVersion/ViaFabric/issues/53 ugly workaround code but works tm
}
public static <S extends CommandSource> LiteralArgumentBuilder<S> command(String commandName) {
return LiteralArgumentBuilder.<S>literal(commandName)
.then(
RequiredArgumentBuilder
.<S, String>argument("args", StringArgumentType.greedyString())
.executes(((VFCommandHandler) Via.getManager().getCommandHandler())::execute)
.suggests(((VFCommandHandler) Via.getManager().getCommandHandler())::suggestion)
)
.executes(((VFCommandHandler) Via.getManager().getCommandHandler())::execute);
}
@Override
public void onInitialize() {
FabricPlatform platform = new FabricPlatform();
Via.init(ViaManagerImpl.builder()
.injector(new FabricInjector())
.loader(new VFLoader())
.commandHandler(new VFCommandHandler())
.platform(platform).build());
platform.init();
ViaManagerImpl manager = (ViaManagerImpl) Via.getManager();
manager.init();
HostnameParserProtocol.INSTANCE.initialize();
HostnameParserProtocol.INSTANCE.register(Via.getManager().getProviders());
ProtocolVersion.register(-2, "AUTO");
FabricLoader.getInstance().getEntrypoints("viafabric:via_api_initialized", Runnable.class).forEach(Runnable::run);
registerCommandsV1();
config = new VFConfig(FabricLoader.getInstance().getConfigDir().resolve("ViaFabric")
.resolve("viafabric.yml").toFile());
manager.onServerLoaded();
INIT_FUTURE.complete(null);
}
private void registerCommandsV1() {
try {
CommandRegistrationCallback.EVENT.register((dispatcher, dedicated, env) -> dispatcher.register(command("viaversion")));
CommandRegistrationCallback.EVENT.register((dispatcher, dedicated, env) -> dispatcher.register(command("viaver")));
CommandRegistrationCallback.EVENT.register((dispatcher, dedicated, env) -> dispatcher.register(command("vvfabric")));
if (FabricLoader.getInstance().getEnvironmentType() == EnvType.CLIENT) {
ClientCommandRegistrationCallback.EVENT.register((dispatcher, registryAccess) -> dispatcher.register(command("viafabricclient")));
}
} catch (NoClassDefFoundError ignored) {
JLOGGER.info("Couldn't register command as Fabric Commands V1 isn't installed");
}
}
}

54
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/ViaFabricClient.java Normal file
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@ -0,0 +1,54 @@
/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205;
import com.viaversion.fabric.mc1205.gui.ViaConfigScreen;
import net.fabricmc.api.ClientModInitializer;
import net.fabricmc.fabric.api.client.screen.v1.ScreenEvents;
import net.fabricmc.fabric.api.client.screen.v1.Screens;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.gui.screen.ButtonTextures;
import net.minecraft.client.gui.screen.multiplayer.MultiplayerScreen;
import net.minecraft.client.gui.widget.ButtonWidget;
import net.minecraft.client.gui.widget.TexturedButtonWidget;
import net.minecraft.text.Text;
import net.minecraft.util.Identifier;
public class ViaFabricClient implements ClientModInitializer {
@Override
public void onInitializeClient() {
registerGui();
}
private void registerGui() {
try {
ScreenEvents.AFTER_INIT.register((client, screen, scaledWidth, scaledHeight) -> {
if (!(screen instanceof MultiplayerScreen)) return;
ButtonWidget enableClientSideViaVersion = new TexturedButtonWidget(scaledWidth / 2 + 113, 10,
40, 20, // Size
new ButtonTextures(new Identifier("viafabric", "widget_unfocused"), new Identifier("viafabric", "widget_focused")),
it -> MinecraftClient.getInstance().setScreen(new ViaConfigScreen(screen)),
Text.translatable("gui.via_button"));
if (ViaFabric.config.isHideButton()) enableClientSideViaVersion.visible = false;
Screens.getButtons(screen).add(enableClientSideViaVersion);
});
} catch (NoClassDefFoundError ignored) {
ViaFabric.JLOGGER.info("Couldn't register screen handler as Fabric Screen isn't installed");
}
}
}

78
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/commands/NMSCommandSender.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.commands;
import net.fabricmc.fabric.api.client.command.v2.FabricClientCommandSource;
import net.minecraft.command.CommandSource;
import net.minecraft.entity.Entity;
import net.minecraft.registry.DynamicRegistryManager;
import net.minecraft.server.command.ServerCommandSource;
import net.minecraft.text.MutableText;
import net.minecraft.text.Text;
import com.viaversion.viaversion.api.command.ViaCommandSender;
import java.nio.charset.StandardCharsets;
import java.util.UUID;
public class NMSCommandSender implements ViaCommandSender {
private final CommandSource source;
public NMSCommandSender(CommandSource source) {
this.source = source;
}
@Override
public boolean hasPermission(String s) {
// https://gaming.stackexchange.com/questions/138602/what-does-op-permission-level-do
return source.hasPermissionLevel(3);
}
public static MutableText fromLegacy(String legacy) {
return Text.Serialization.fromJson(legacy, DynamicRegistryManager.EMPTY);
}
@Override
public void sendMessage(String s) {
if (source instanceof ServerCommandSource) {
((ServerCommandSource) source).sendFeedback(() -> fromLegacy(s), false);
} else if (source instanceof FabricClientCommandSource) {
((FabricClientCommandSource) source).sendFeedback(fromLegacy(s));
}
}
@Override
public UUID getUUID() {
if (source instanceof ServerCommandSource) {
Entity entity = ((ServerCommandSource) source).getEntity();
if (entity != null) return entity.getUuid();
} else if (source instanceof FabricClientCommandSource) {
return ((FabricClientCommandSource) source).getPlayer().getUuid();
}
return UUID.nameUUIDFromBytes(getName().getBytes(StandardCharsets.UTF_8));
}
@Override
public String getName() {
if (source instanceof ServerCommandSource) {
return ((ServerCommandSource) source).getName();
} else if (source instanceof FabricClientCommandSource) {
return ((FabricClientCommandSource) source).getPlayer().getName().getString();
}
return "?";
}
}

72
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/commands/VFCommandHandler.java Normal file
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@ -0,0 +1,72 @@
/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.commands;
import com.viaversion.fabric.common.commands.subs.LeakDetectSubCommand;
import com.mojang.brigadier.arguments.StringArgumentType;
import com.mojang.brigadier.context.CommandContext;
import com.mojang.brigadier.suggestion.Suggestions;
import com.mojang.brigadier.suggestion.SuggestionsBuilder;
import net.minecraft.command.CommandSource;
import com.viaversion.viaversion.commands.ViaCommandHandler;
import java.util.concurrent.CompletableFuture;
public class VFCommandHandler extends ViaCommandHandler {
{
try {
registerSubCommand(new LeakDetectSubCommand());
} catch (Exception e) {
e.printStackTrace();
}
}
public int execute(CommandContext<? extends CommandSource> ctx) {
String[] args = new String[0];
try {
args = StringArgumentType.getString(ctx, "args").split(" ");
} catch (IllegalArgumentException ignored) {
}
onCommand(
new NMSCommandSender(ctx.getSource()),
args
);
return 1;
}
public CompletableFuture<Suggestions> suggestion(CommandContext<? extends CommandSource> ctx, SuggestionsBuilder builder) {
String[] args;
try {
args = StringArgumentType.getString(ctx, "args").split(" ", -1);
} catch (IllegalArgumentException ignored) {
args = new String[]{""};
}
String[] pref = args.clone();
pref[pref.length - 1] = "";
String prefix = String.join(" ", pref);
onTabComplete(new NMSCommandSender(ctx.getSource()), args)
.stream()
.map(it -> {
SuggestionsBuilder b = new SuggestionsBuilder(builder.getInput(), prefix.length() + builder.getStart());
b.suggest(it);
return b;
})
.forEach(builder::add);
return builder.buildFuture();
}
}

36
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/gui/ModMenuConfig.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.gui;
import com.google.common.collect.ImmutableMap;
import com.terraformersmc.modmenu.api.ConfigScreenFactory;
import com.terraformersmc.modmenu.api.ModMenuApi;
import java.util.Map;
public class ModMenuConfig implements ModMenuApi {
@Override
public ConfigScreenFactory<?> getModConfigScreenFactory() {
return ViaConfigScreen::new;
}
@Override
public Map<String, ConfigScreenFactory<?>> getProvidedConfigScreenFactories() {
return ImmutableMap.of("viafabric", getModConfigScreenFactory());
}
}

172
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/gui/ViaConfigScreen.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.gui;
import com.viaversion.fabric.common.config.AbstractViaConfigScreen;
import com.viaversion.fabric.mc1205.ViaFabric;
import com.viaversion.fabric.common.util.ProtocolUtils;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.gui.screen.ConfirmScreen;
import net.minecraft.client.gui.screen.Screen;
import net.minecraft.client.gui.widget.ButtonWidget;
import net.minecraft.client.gui.widget.TextFieldWidget;
import net.minecraft.client.gui.DrawContext;
import net.minecraft.screen.ScreenTexts;
import net.minecraft.text.Text;
import java.util.concurrent.CompletableFuture;
@Environment(EnvType.CLIENT)
public class ViaConfigScreen extends Screen implements AbstractViaConfigScreen {
private static CompletableFuture<Void> latestProtocolSave;
private final Screen parent;
private TextFieldWidget protocolVersion;
public ViaConfigScreen(Screen parent) {
super(Text.translatable(TITLE_TRANSLATE_ID));
this.parent = parent;
}
@Override
protected void init() {
int entries = 0;
this.addDrawableChild(ButtonWidget
.builder(getClientSideText(), this::onClickClientSide)
.dimensions(calculatePosX(this.width, entries),
calculatePosY(this.height, entries), 150, 20)
.build());
entries++;
this.addDrawableChild(ButtonWidget
.builder(getHideViaButtonText(), this::onHideViaButton)
.dimensions(calculatePosX(this.width, entries),
calculatePosY(this.height, entries), 150, 20)
.build());
entries++;
protocolVersion = new TextFieldWidget(this.textRenderer,
calculatePosX(this.width, entries),
calculatePosY(this.height, entries),
150, 20, Text.translatable("gui.protocol_version_field.name"));
entries++;
protocolVersion.setTextPredicate(ProtocolUtils::isStartOfProtocolText);
protocolVersion.setChangedListener(this::onChangeVersionField);
int clientSideVersion = ViaFabric.config.getClientSideVersion();
protocolVersion.setText(ProtocolUtils.getProtocolName(clientSideVersion));
this.addDrawableChild(protocolVersion);
this.addDrawableChild(ButtonWidget
.builder(ScreenTexts.DONE, (it) -> close())
.dimensions(this.width / 2 - 100, this.height - 40, 200, 20)
.build());
}
private void onChangeVersionField(String text) {
protocolVersion.setSuggestion(null);
int newVersion = ViaFabric.config.getClientSideVersion();
Integer parsed = ProtocolUtils.parseProtocolId(text);
boolean validProtocol;
if (parsed != null) {
newVersion = parsed;
validProtocol = true;
} else {
validProtocol = false;
String[] suggestions = ProtocolUtils.getProtocolSuggestions(text);
if (suggestions.length == 1) {
protocolVersion.setSuggestion(suggestions[0].substring(text.length()));
}
}
protocolVersion.setEditableColor(getProtocolTextColor(ProtocolVersion.getProtocol(newVersion), validProtocol));
int finalNewVersion = newVersion;
if (latestProtocolSave == null) latestProtocolSave = CompletableFuture.completedFuture(null);
ViaFabric.config.setClientSideVersion(finalNewVersion);
latestProtocolSave = latestProtocolSave.thenRunAsync(ViaFabric.config::save, ViaFabric.ASYNC_EXECUTOR);
}
private void onClickClientSide(ButtonWidget widget) {
if (!ViaFabric.config.isClientSideEnabled()) {
MinecraftClient.getInstance().setScreen(new ConfirmScreen(
answer -> {
if (answer) {
ViaFabric.config.setClientSideEnabled(true);
ViaFabric.config.setClientSideVersion(-2); // AUTO
ViaFabric.config.save();
widget.setMessage(getClientSideText());
}
MinecraftClient.getInstance().setScreen(this);
},
Text.translatable("gui.enable_client_side.question"),
Text.translatable("gui.enable_client_side.warning"),
Text.translatable("gui.enable_client_side.enable"),
Text.translatable("gui.cancel")
));
} else {
ViaFabric.config.setClientSideEnabled(false);
ViaFabric.config.save();
}
widget.setMessage(getClientSideText());
}
@Override
public void removed() {
ViaFabric.config.save();
}
@Override
public void close() {
this.client.setScreen(this.parent);
}
private Text getClientSideText() {
return ViaFabric.config.isClientSideEnabled() ?
Text.translatable("gui.client_side.disable")
: Text.translatable("gui.client_side.enable");
}
private Text getHideViaButtonText() {
return ViaFabric.config.isHideButton() ?
Text.translatable("gui.hide_via_button.disable") : Text.translatable("gui.hide_via_button.enable");
}
private void onHideViaButton(ButtonWidget widget) {
ViaFabric.config.setHideButton(!ViaFabric.config.isHideButton());
ViaFabric.config.save();
widget.setMessage(getHideViaButtonText());
}
@Override
public void render(DrawContext drawContext, int mouseX, int mouseY, float delta) {
super.render(drawContext, mouseX, mouseY, delta);
drawContext.drawCenteredTextWithShadow(this.textRenderer, this.title, this.width / 2, 20, 16777215);
}
@Override
public void tick() {
super.tick();
}
}

63
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/mixin/address/client/MixinAllowedAddressResolver.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.mixin.address.client;
import com.viaversion.fabric.common.AddressParser;
import net.minecraft.client.network.Address;
import net.minecraft.client.network.AllowedAddressResolver;
import net.minecraft.client.network.ServerAddress;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.Unique;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.UnknownHostException;
import java.util.Optional;
@Mixin(AllowedAddressResolver.class)
public abstract class MixinAllowedAddressResolver {
@Shadow
public abstract Optional<Address> resolve(ServerAddress address);
@Inject(method = "resolve", at = @At(value = "HEAD"), cancellable = true)
private void resolveVF(ServerAddress address, CallbackInfoReturnable<Optional<Address>> cir) {
AddressParser viaAddr = new AddressParser().parse(address.getAddress());
if (viaAddr.viaSuffix == null) {
return;
}
ServerAddress realAddress = new ServerAddress(viaAddr.serverAddress, address.getPort());
cir.setReturnValue(resolve(realAddress).map(it -> viaFabric$addSuffix(it, viaAddr.getSuffixWithOptions())));
}
@Unique
private Address viaFabric$addSuffix(Address it, String viaSuffix) {
try {
return Address.create(new InetSocketAddress(
InetAddress.getByAddress(it.getHostName() + "." + viaSuffix,
it.getInetSocketAddress().getAddress().getAddress()), it.getPort()));
} catch (UnknownHostException e) {
throw new RuntimeException(e);
}
}
}

41
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/mixin/debug/client/MixinClientConnection.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.mixin.debug.client;
import io.netty.channel.ChannelHandlerContext;
import net.minecraft.network.ClientConnection;
import org.slf4j.Logger;
import org.spongepowered.asm.mixin.Final;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
@Mixin(ClientConnection.class)
public abstract class MixinClientConnection {
@Shadow
@Final
private static Logger LOGGER;
@Inject(method = "exceptionCaught", at = @At("TAIL"))
public void exceptionCaught(ChannelHandlerContext context, Throwable ex, CallbackInfo ci) {
LOGGER.error("Packet error", ex);
}
}

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viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/mixin/debug/client/MixinClientConnectionAccessor.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.mixin.debug.client;
import io.netty.channel.Channel;
import net.minecraft.network.ClientConnection;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.gen.Accessor;
@Mixin(ClientConnection.class)
public interface MixinClientConnectionAccessor {
@Accessor
Channel getChannel();
}

54
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/mixin/debug/client/MixinDebugHud.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.mixin.debug.client;
import com.viaversion.fabric.common.handler.CommonTransformer;
import com.viaversion.fabric.common.handler.FabricDecodeHandler;
import com.viaversion.viaversion.api.connection.ProtocolInfo;
import io.netty.channel.ChannelHandler;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.gui.hud.DebugHud;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
import com.viaversion.viaversion.api.Via;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import java.util.List;
@Mixin(DebugHud.class)
public class MixinDebugHud {
@Inject(at = @At("RETURN"), method = "getLeftText")
protected void getLeftText(CallbackInfoReturnable<List<String>> info) {
String line = "[ViaFabric] I: " + Via.getManager().getConnectionManager().getConnections().size() + " (F: "
+ Via.getManager().getConnectionManager().getConnectedClients().size() + ")";
@SuppressWarnings("ConstantConditions") ChannelHandler viaDecoder = ((MixinClientConnectionAccessor) MinecraftClient.getInstance().getNetworkHandler()
.getConnection()).getChannel().pipeline().get(CommonTransformer.HANDLER_DECODER_NAME);
if (viaDecoder instanceof FabricDecodeHandler) {
ProtocolInfo protocol = ((FabricDecodeHandler) viaDecoder).getInfo().getProtocolInfo();
if (protocol != null) {
ProtocolVersion serverVer = ProtocolVersion.getProtocol(protocol.getServerProtocolVersion());
ProtocolVersion clientVer = ProtocolVersion.getProtocol(protocol.getProtocolVersion());
line += " / C: " + clientVer + " S: " + serverVer + " A: " + protocol.getUser().isActive();
}
}
info.getReturnValue().add(line);
}
}

50
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/mixin/gui/client/MixinMultiplayerServerListPingerListener.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.mixin.gui.client;
import com.viaversion.fabric.common.gui.ViaServerInfo;
import com.viaversion.fabric.common.handler.FabricDecodeHandler;
import com.viaversion.fabric.mc1205.mixin.debug.client.MixinClientConnectionAccessor;
import net.minecraft.client.network.ServerInfo;
import net.minecraft.network.ClientConnection;
import net.minecraft.network.listener.ClientQueryPacketListener;
import net.minecraft.network.packet.s2c.query.QueryResponseS2CPacket;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.gen.Accessor;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
@Mixin(targets = "net.minecraft.client.network.MultiplayerServerListPinger$1")
public abstract class MixinMultiplayerServerListPingerListener implements ClientQueryPacketListener {
@Accessor
abstract ClientConnection getField_3774(); // Synthetic
@Accessor
abstract ServerInfo getField_3776(); // Synthetic
@Inject(method = "onResponse(Lnet/minecraft/network/packet/s2c/query/QueryResponseS2CPacket;)V", at = @At(value = "HEAD"))
private void onResponseCaptureServerInfo(QueryResponseS2CPacket packet, CallbackInfo ci) {
FabricDecodeHandler decoder = ((MixinClientConnectionAccessor) this.getField_3774()).getChannel()
.pipeline().get(FabricDecodeHandler.class);
if (decoder != null) {
((ViaServerInfo) getField_3776()).viaFabric$setTranslating(decoder.getInfo().isActive());
((ViaServerInfo) getField_3776()).viaFabric$setServerVer(decoder.getInfo().getProtocolInfo().getServerProtocolVersion());
}
}
}

60
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/mixin/gui/client/MixinServerEntry.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.mixin.gui.client;
import com.google.common.collect.Lists;
import com.viaversion.fabric.common.gui.ViaServerInfo;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import java.util.ArrayList;
import java.util.List;
import net.minecraft.client.gui.screen.multiplayer.MultiplayerScreen;
import net.minecraft.client.gui.screen.multiplayer.MultiplayerServerListWidget;
import net.minecraft.client.network.ServerInfo;
import net.minecraft.text.Text;
import net.minecraft.util.Identifier;
import org.spongepowered.asm.mixin.Final;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.ModifyArg;
import org.spongepowered.asm.mixin.injection.Redirect;
@Mixin(MultiplayerServerListWidget.ServerEntry.class)
public class MixinServerEntry {
@Shadow
@Final
private ServerInfo server;
@ModifyArg(method = "render", at = @At(value = "INVOKE", ordinal = 0,
target = "Lnet/minecraft/client/gui/DrawContext;drawGuiTexture(Lnet/minecraft/util/Identifier;IIII)V"))
private Identifier redirectPingIcon(Identifier texture) {
if (((ViaServerInfo) this.server).viaFabric$translating() && texture.getPath().startsWith("server_list/ping")) {
return new Identifier("viafabric", texture.getPath());
}
return texture;
}
@Redirect(method = "render", at = @At(value = "INVOKE", ordinal = 0, target = "Lnet/minecraft/client/gui/screen/multiplayer/MultiplayerScreen;setTooltip(Lnet/minecraft/text/Text;)V"))
private void addServerVer(MultiplayerScreen instance, Text text) {
ProtocolVersion proto = ProtocolVersion.getProtocol(((ViaServerInfo) this.server).viaFabric$getServerVer());
List<Text> lines = new ArrayList<>();
lines.add(text);
lines.add(Text.translatable("gui.ping_version.translated", proto.getName(), proto.getVersion()));
instance.setTooltip(Lists.transform(lines, Text::asOrderedText));
}
}

52
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/mixin/gui/client/MixinServerInfo.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.mixin.gui.client;
import com.viaversion.fabric.common.gui.ViaServerInfo;
import net.minecraft.client.network.ServerInfo;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Unique;
@Mixin(ServerInfo.class)
public class MixinServerInfo implements ViaServerInfo {
@Unique
private boolean viaFabric$translating;
@Unique
private int viaFabric$serverVer;
@Override
public int viaFabric$getServerVer() {
return viaFabric$serverVer;
}
@Override
public void viaFabric$setServerVer(int ver) {
this.viaFabric$serverVer = ver;
}
@Override
public boolean viaFabric$translating() {
return viaFabric$translating;
}
@Override
public void viaFabric$setTranslating(boolean via) {
this.viaFabric$translating = via;
}
}

68
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/mixin/pipeline/MixinClientConnection.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.mixin.pipeline;
import com.viaversion.fabric.common.handler.CommonTransformer;
import com.viaversion.fabric.common.handler.FabricDecodeHandler;
import com.viaversion.fabric.common.handler.FabricEncodeHandler;
import com.viaversion.fabric.common.handler.PipelineReorderEvent;
import com.viaversion.fabric.common.protocol.HostnameParserProtocol;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.protocol.ProtocolPipeline;
import com.viaversion.viaversion.connection.UserConnectionImpl;
import com.viaversion.viaversion.protocol.ProtocolPipelineImpl;
import io.netty.channel.Channel;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.SocketChannel;
import net.minecraft.network.ClientConnection;
import net.minecraft.network.NetworkSide;
import net.minecraft.network.handler.PacketSizeLogger;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
@Mixin(ClientConnection.class)
public class MixinClientConnection {
@Shadow
private Channel channel;
@Inject(method = "setCompressionThreshold", at = @At("RETURN"))
private void reorderCompression(int compressionThreshold, boolean rejectBad, CallbackInfo ci) {
channel.pipeline().fireUserEventTriggered(new PipelineReorderEvent());
}
@Inject(method = "addHandlers", at = @At("RETURN"))
private static void onAddHandlers(ChannelPipeline pipeline, NetworkSide side, boolean local, PacketSizeLogger packetSizeLogger, CallbackInfo ci) {
final Channel channel = pipeline.channel();
if (channel instanceof SocketChannel) {
final UserConnection user = new UserConnectionImpl(channel, side == NetworkSide.CLIENTBOUND);
final ProtocolPipeline protocolPipeline = new ProtocolPipelineImpl(user);
final boolean clientSide = user.isClientSide();
if (clientSide) {
protocolPipeline.add(HostnameParserProtocol.INSTANCE);
}
pipeline.addBefore(clientSide ? "encoder" : "outbound_config", CommonTransformer.HANDLER_ENCODER_NAME, new FabricEncodeHandler(user));
pipeline.addBefore(clientSide ? "inbound_config" : "decoder", CommonTransformer.HANDLER_DECODER_NAME, new FabricDecodeHandler(user));
}
}
}

44
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/mixin/pipeline/client/MixinClientConnection.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.mixin.pipeline.client;
import com.viaversion.fabric.mc1205.ViaFabric;
import com.viaversion.fabric.mc1205.service.ProtocolAutoDetector;
import io.netty.channel.ChannelFuture;
import net.minecraft.network.ClientConnection;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
import java.net.InetSocketAddress;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
@Mixin(ClientConnection.class)
public class MixinClientConnection {
@Inject(method = "connect(Ljava/net/InetSocketAddress;ZLnet/minecraft/network/ClientConnection;)Lio/netty/channel/ChannelFuture;", at = @At("HEAD"))
private static void onConnect(InetSocketAddress address, boolean useEpoll, ClientConnection connection, CallbackInfoReturnable<ChannelFuture> cir) {
try {
if (!ViaFabric.config.isClientSideEnabled()) return;
ProtocolAutoDetector.detectVersion(address).get(10, TimeUnit.SECONDS);
} catch (Exception e) {
ViaFabric.JLOGGER.log(Level.WARNING, "Could not auto-detect protocol for " + address + " " + e);
}
}
}

28
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/platform/FabricNativeVersionProvider.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.platform;
import com.viaversion.fabric.common.platform.NativeVersionProvider;
import net.minecraft.SharedConstants;
public class FabricNativeVersionProvider implements NativeVersionProvider {
@Override
public int getNativeServerVersion() {
return SharedConstants.getGameVersion().getProtocolVersion();
}
}

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viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/platform/FabricPlatform.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.platform;
import com.viaversion.fabric.common.commands.UserCommandSender;
import com.viaversion.fabric.common.platform.NativeVersionProvider;
import com.viaversion.fabric.common.provider.AbstractFabricPlatform;
import com.viaversion.fabric.common.util.FutureTaskId;
import com.viaversion.fabric.mc1205.ViaFabric;
import com.viaversion.fabric.mc1205.commands.NMSCommandSender;
import com.viaversion.viaversion.api.Via;
import com.viaversion.viaversion.api.command.ViaCommandSender;
import io.netty.channel.EventLoop;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.fabricmc.loader.api.FabricLoader;
import net.minecraft.client.MinecraftClient;
import net.minecraft.entity.Entity;
import net.minecraft.server.MinecraftServer;
import net.minecraft.server.network.ServerPlayerEntity;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutorService;
import java.util.function.Supplier;
import java.util.logging.Level;
public class FabricPlatform extends AbstractFabricPlatform {
public static MinecraftServer getServer() {
if (FabricLoader.getInstance().getEnvironmentType() == EnvType.CLIENT) {
return getIntegratedServer();
}
return (MinecraftServer) FabricLoader.getInstance().getGameInstance();
}
@Environment(EnvType.CLIENT)
private static MinecraftServer getIntegratedServer() {
return MinecraftClient.getInstance().getServer();
}
@Override
public FutureTaskId runSync(Runnable runnable) {
if (getServer() != null) {
return runServerSync(runnable);
} else {
return runEventLoop(runnable);
}
}
private FutureTaskId runServerSync(Runnable runnable) {
// Kick task needs to be on main thread, it does already have error logger
return new FutureTaskId(CompletableFuture.runAsync(runnable, getServer()));
}
@Override
public ViaCommandSender[] getOnlinePlayers() {
MinecraftServer server = getServer();
if (server != null && server.isOnThread()) {
return getServerPlayers();
}
return Via.getManager().getConnectionManager().getConnectedClients().values().stream()
.map(UserCommandSender::new)
.toArray(ViaCommandSender[]::new);
}
private ViaCommandSender[] getServerPlayers() {
return getServer().getPlayerManager().getPlayerList().stream()
.map(Entity::getCommandSource)
.map(NMSCommandSender::new)
.toArray(ViaCommandSender[]::new);
}
@Override
public void sendMessage(UUID uuid, String s) {
sendMessageServer(uuid, s);
}
private void sendMessageServer(UUID uuid, String s) {
MinecraftServer server = getServer();
if (server == null) return;
runServerSync(() -> {
ServerPlayerEntity player = server.getPlayerManager().getPlayer(uuid);
if (player == null) return;
player.sendMessage(NMSCommandSender.fromLegacy(s), false);
});
}
@Override
public boolean kickPlayer(UUID uuid, String s) {
return kickServer(uuid, s);
}
private boolean kickServer(UUID uuid, String s) {
MinecraftServer server = getServer();
if (server == null) return false;
Supplier<Boolean> kickTask = () -> {
ServerPlayerEntity player = server.getPlayerManager().getPlayer(uuid);
if (player == null) return false;
player.networkHandler.disconnect(NMSCommandSender.fromLegacy(s));
return true;
};
if (server.isOnThread()) {
return kickTask.get();
} else {
ViaFabric.JLOGGER.log(Level.WARNING, "Weird!? Player kicking was called off-thread", new Throwable());
runServerSync(kickTask::get);
}
return false; // Can't know if it worked
}
@Override
protected void installNativeVersionProvider() {
Via.getManager().getProviders().use(NativeVersionProvider.class, new FabricNativeVersionProvider());
}
@Override
protected ExecutorService asyncService() {
return ViaFabric.ASYNC_EXECUTOR;
}
@Override
protected EventLoop eventLoop() {
return ViaFabric.EVENT_LOOP;
}
}

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viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/platform/VFLoader.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.platform;
import com.viaversion.fabric.mc1205.providers.VFHandItemProvider;
import com.viaversion.fabric.mc1205.providers.FabricVersionProvider;
import com.viaversion.fabric.mc1205.providers.VFPlayerAbilitiesProvider;
import com.viaversion.fabric.mc1205.providers.VFPlayerLookTargetProvider;
import com.viaversion.viaversion.protocols.protocol1_13to1_12_2.providers.PlayerLookTargetProvider;
import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.provider.PlayerAbilitiesProvider;
import net.fabricmc.api.EnvType;
import net.fabricmc.loader.api.FabricLoader;
import com.viaversion.viaversion.api.Via;
import com.viaversion.viaversion.api.platform.ViaPlatformLoader;
import com.viaversion.viaversion.api.protocol.version.VersionProvider;
import com.viaversion.viaversion.protocols.protocol1_9to1_8.providers.HandItemProvider;
public class VFLoader implements ViaPlatformLoader {
@Override
public void load() {
Via.getManager().getProviders().use(VersionProvider.class, new FabricVersionProvider());
if (Via.getPlatform().getConf().isItemCache()) {
VFHandItemProvider handProvider = new VFHandItemProvider();
if (FabricLoader.getInstance().getEnvironmentType() == EnvType.CLIENT) {
handProvider.registerClientTick();
}
Via.getManager().getProviders().use(HandItemProvider.class, handProvider);
}
Via.getManager().getProviders().use(PlayerAbilitiesProvider.class, new VFPlayerAbilitiesProvider());
Via.getManager().getProviders().use(PlayerLookTargetProvider.class, new VFPlayerLookTargetProvider());
}
@Override
public void unload() {
// Nothing to do
}
}

52
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/providers/FabricVersionProvider.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.providers;
import com.viaversion.fabric.common.config.VFConfig;
import com.viaversion.fabric.common.provider.AbstractFabricVersionProvider;
import com.viaversion.fabric.mc1205.ViaFabric;
import com.viaversion.fabric.mc1205.service.ProtocolAutoDetector;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import io.netty.channel.ChannelPipeline;
import net.minecraft.network.ClientConnection;
import java.net.InetSocketAddress;
import java.util.concurrent.CompletableFuture;
import java.util.logging.Logger;
public class FabricVersionProvider extends AbstractFabricVersionProvider {
@Override
protected Logger getLogger() {
return ViaFabric.JLOGGER;
}
@Override
protected VFConfig getConfig() {
return ViaFabric.config;
}
@Override
protected CompletableFuture<ProtocolVersion> detectVersion(InetSocketAddress address) {
return ProtocolAutoDetector.detectVersion(address);
}
@Override
protected boolean isMulticonnectHandler(ChannelPipeline pipe) {
return pipe.get(ClientConnection.class).getPacketListener().getClass().getName().startsWith("net.earthcomputer.multiconnect");
}
}

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viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/providers/VFHandItemProvider.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.providers;
import com.viaversion.fabric.common.util.RemappingUtil;
import com.viaversion.fabric.mc1205.ViaFabric;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.minecraft.item.DataItem;
import com.viaversion.viaversion.api.minecraft.item.Item;
import com.viaversion.viaversion.protocols.protocol1_9to1_8.providers.HandItemProvider;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.network.ClientPlayerEntity;
import net.minecraft.item.ItemStack;
import net.minecraft.registry.Registries;
import net.minecraft.util.Identifier;
public class VFHandItemProvider extends HandItemProvider {
public Item clientItem = null;
@Override
public Item getHandItem(UserConnection info) {
if (info.isClientSide()) {
return getClientItem();
}
return super.getHandItem(info);
}
private Item getClientItem() {
if (clientItem == null) {
return new DataItem(0, (byte) 0, (short) 0, null);
}
return new DataItem(clientItem);
}
@Environment(EnvType.CLIENT)
public void registerClientTick() {
try {
ClientTickEvents.END_WORLD_TICK.register(clientWorld -> tickClient());
} catch (NoClassDefFoundError ignored) {
ViaFabric.JLOGGER.info("Fabric Lifecycle V1 isn't installed");
}
}
private void tickClient() {
ClientPlayerEntity p = MinecraftClient.getInstance().player;
if (p != null) {
clientItem = fromNative(p.getInventory().getMainHandStack());
}
}
private Item fromNative(ItemStack original) {
Identifier iid = Registries.ITEM.getId(original.getItem());
int id = RemappingUtil.swordId(iid.toString());
return new DataItem(id, (byte) original.getCount(), (short) original.getDamage(), null);
}
}

39
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/providers/VFPlayerAbilitiesProvider.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.providers;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.provider.PlayerAbilitiesProvider;
import net.minecraft.client.MinecraftClient;
public class VFPlayerAbilitiesProvider extends PlayerAbilitiesProvider {
@Override
public float getFlyingSpeed(UserConnection connection) {
if (!connection.isClientSide()) return super.getFlyingSpeed(connection);
return MinecraftClient.getInstance().player.getAbilities().getFlySpeed();
}
@Override
public float getWalkingSpeed(UserConnection connection) {
if (!connection.isClientSide()) return super.getWalkingSpeed(connection);
return MinecraftClient.getInstance().player.getAbilities().getWalkSpeed();
}
}

39
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/providers/VFPlayerLookTargetProvider.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.providers;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.minecraft.Position;
import com.viaversion.viaversion.protocols.protocol1_13to1_12_2.providers.PlayerLookTargetProvider;
import net.minecraft.client.MinecraftClient;
import net.minecraft.util.hit.BlockHitResult;
import net.minecraft.util.math.BlockPos;
public class VFPlayerLookTargetProvider extends PlayerLookTargetProvider {
@Override
public Position getPlayerLookTarget(UserConnection info) {
if (!info.isClientSide()) return null;
if (MinecraftClient.getInstance().crosshairTarget instanceof BlockHitResult blockHitResult) {
final BlockPos pos = blockHitResult.getBlockPos();
return new Position(pos.getX(), pos.getY(), pos.getZ());
}
return null;
}
}

155
viafabric-mc1205/src/main/java/com/viaversion/fabric/mc1205/service/ProtocolAutoDetector.java Normal file
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/*
* This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
* Copyright (C) 2018-2024 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.fabric.mc1205.service;
import com.viaversion.fabric.common.AddressParser;
import com.viaversion.fabric.mc1205.ViaFabric;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import io.netty.bootstrap.Bootstrap;
import io.netty.channel.*;
import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.handler.timeout.ReadTimeoutHandler;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.SharedConstants;
import net.minecraft.network.*;
import net.minecraft.network.handler.*;
import net.minecraft.network.listener.ClientQueryPacketListener;
import net.minecraft.network.packet.c2s.handshake.ConnectionIntent;
import net.minecraft.network.packet.c2s.handshake.HandshakeC2SPacket;
import net.minecraft.network.packet.c2s.query.QueryRequestC2SPacket;
import net.minecraft.network.packet.s2c.query.PingResultS2CPacket;
import net.minecraft.network.packet.s2c.query.QueryResponseS2CPacket;
import net.minecraft.network.state.HandshakeStates;
import net.minecraft.network.state.QueryStates;
import net.minecraft.server.ServerMetadata;
import net.minecraft.text.Text;
import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.UnknownHostException;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
import org.jetbrains.annotations.NotNull;
@Environment(EnvType.CLIENT)
public class ProtocolAutoDetector {
private static final LoadingCache<InetSocketAddress, CompletableFuture<ProtocolVersion>> SERVER_VER = CacheBuilder.newBuilder()
.expireAfterWrite(30, TimeUnit.SECONDS)
.build(CacheLoader.from((address) -> {
CompletableFuture<ProtocolVersion> future = new CompletableFuture<>();
try {
final ClientConnection clientConnection = new ClientConnection(NetworkSide.CLIENTBOUND);
ChannelFuture ch = new Bootstrap()
.group(ClientConnection.CLIENT_IO_GROUP.get())
.channel(NioSocketChannel.class)
.handler(new ChannelInitializer<>() {
@Override
protected void initChannel(@NotNull Channel channel) {
try {
channel.config().setOption(ChannelOption.TCP_NODELAY, true);
channel.config().setOption(ChannelOption.IP_TOS, 0x18); // Stolen from Velocity, low delay, high reliability
} catch (ChannelException ignored) {
}
channel.pipeline()
.addLast("timeout", new ReadTimeoutHandler(30))
.addLast("splitter", new SplitterHandler(null))
.addLast("inbound_config", new NetworkStateTransitions.InboundConfigurer())
.addLast("prepender", new SizePrepender())
.addLast("encoder", new EncoderHandler<>(HandshakeStates.C2S))
.addLast("packet_handler", clientConnection);
}
})
.connect(address);
ch.addListener(future1 -> {
if (!future1.isSuccess()) {
future.completeExceptionally(future1.cause());
} else {
ch.channel().eventLoop().submit(() -> { // needs to execute after channel init
clientConnection.transitionInbound(QueryStates.S2C, new ClientQueryPacketListener() {
@Override
public void onResponse(QueryResponseS2CPacket packet) {
ServerMetadata meta = packet.metadata();
if (meta != null && meta.version().isPresent()) {
ProtocolVersion ver = ProtocolVersion.getProtocol(meta.version().get()
.protocolVersion());
future.complete(ver);
ViaFabric.JLOGGER.info("Auto-detected " + ver + " for " + address);
} else {
future.completeExceptionally(new IllegalArgumentException("Null version in query response"));
}
clientConnection.disconnect(Text.empty());
}
@Override
public void onPingResult(PingResultS2CPacket packet) {
clientConnection.disconnect(Text.literal("Pong not requested!"));
}
@Override
public void onDisconnected(Text reason) {
future.completeExceptionally(new IllegalStateException(reason.getString()));
}
@Override
public boolean isConnectionOpen() {
return ch.channel().isOpen();
}
});
//noinspection deprecation
clientConnection.send(new HandshakeC2SPacket(
SharedConstants.getGameVersion().getProtocolVersion(),
address.getHostString(),
address.getPort(),
ConnectionIntent.STATUS
));
clientConnection.transitionOutbound(QueryStates.C2S);
clientConnection.send(QueryRequestC2SPacket.INSTANCE);
});
}
});
} catch (Throwable throwable) {
future.completeExceptionally(throwable);
}
return future;
}));
public static CompletableFuture<ProtocolVersion> detectVersion(InetSocketAddress address) {
try {
InetSocketAddress real = new InetSocketAddress(InetAddress.getByAddress
(new AddressParser().parse(address.getHostString()).serverAddress,
address.getAddress().getAddress()), address.getPort());
return SERVER_VER.get(real);
} catch (UnknownHostException | ExecutionException e) {
ViaFabric.JLOGGER.log(Level.WARNING, "Protocol auto detector error: ", e);
return CompletableFuture.completedFuture(null);
}
}
}

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viafabric-mc1205/src/main/resources/fabric.mod.json Normal file
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{
"schemaVersion": 1,
"id": "viafabric-mc1205",
"name": "ViaFabric for 1.20",
"version": "${version}",
"description": "${description}",
"license": "GPL-3.0",
"contact": {
"homepage": "https://viaversion.com/fabric",
"issues": "https://github.com/ViaVersion/ViaFabric/issues",
"sources": "https://github.com/ViaVersion/ViaFabric"
},
"environment": "*",
"authors": [
{
"name": "creeper123123321",
"contact": {
"homepage": "https://creeper123123321.github.io/"
}
},
{
"name": "FlorianMichael/EnZaXD",
"contact": {
"homepage": "https://github.com/FlorianMichael"
}
},
{
"name": "kennytv",
"contact": {
"homepage": "https://kennytv.eu"
}
},
{
"name": "Kichura",
"contact": {
"homepage": "https://github.com/Kichura"
}
}
],
"contributors": [
{
"name": "GitHub contributors",
"contact": {
"homepage": "https://github.com/ViaVersion/ViaFabric/graphs/contributors"
}
}
],
"entrypoints": {
"main": [
"com.viaversion.fabric.mc1205.ViaFabric"
],
"client": [
"com.viaversion.fabric.mc1205.ViaFabricClient"
],
"modmenu": [
"com.viaversion.fabric.mc1205.gui.ModMenuConfig"
]
},
"depends": {
"fabric-resource-loader-v0": "*",
"minecraft": ["1.20.5-rc.2"],
"viafabric": "*"
},
"recommends": {
"fabric-command-api-v2": "*"
},
"mixins": [
"mixins.viafabric1205.address.json",
"mixins.viafabric1205.gui.json",
"mixins.viafabric1205.debug.json",
"mixins.viafabric1205.pipeline.json"
],
"custom": {
"modmenu": {
"parent": "viafabric"
}
}
}

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viafabric-mc1205/src/main/resources/mixins.viafabric1205.address.json Normal file
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{
"required": true,
"compatibilityLevel": "JAVA_17",
"package": "com.viaversion.fabric.mc1205.mixin.address",
"mixins": [
],
"client": [
"client.MixinAllowedAddressResolver"
],
"injectors": {
"defaultRequire": 0
}
}

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viafabric-mc1205/src/main/resources/mixins.viafabric1205.debug.json Normal file
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{
"required": true,
"compatibilityLevel": "JAVA_17",
"package": "com.viaversion.fabric.mc1205.mixin.debug",
"mixins": [
],
"client": [
"client.MixinClientConnectionAccessor",
"client.MixinClientConnection",
"client.MixinDebugHud"
],
"injectors": {
"defaultRequire": 0
}
}

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viafabric-mc1205/src/main/resources/mixins.viafabric1205.gui.json Normal file
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{
"required": true,
"compatibilityLevel": "JAVA_17",
"package": "com.viaversion.fabric.mc1205.mixin.gui",
"mixins": [
],
"client": [
"client.MixinMultiplayerServerListPingerListener",
"client.MixinServerEntry",
"client.MixinServerInfo"
],
"injectors": {
"defaultRequire": 0
}
}

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viafabric-mc1205/src/main/resources/mixins.viafabric1205.pipeline.json Normal file
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{
"required": true,
"compatibilityLevel": "JAVA_17",
"package": "com.viaversion.fabric.mc1205.mixin.pipeline",
"mixins": [
"MixinClientConnection"
],
"client": [
"client.MixinClientConnection"
],
"injectors": {
"defaultRequire": 1
}
}