Files
PlazmaBukkitMC/patches/server/0037-Implement-FreedomChat.patch
2024-04-29 15:43:49 +09:00

192 lines
10 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: AlphaKR93 <dev@alpha93.kr>
Date: Mon, 29 Apr 2024 14:49:37 +0900
Subject: [PATCH] Implement FreedomChat
ocelotpotpie/FreedomChat
Copyright (C) 2022-2024 ocelotpotpie, Licensed under GNU GPL v3.0
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/>.
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index 14d15dd0d4973957871f5c06042fcaa4ea8b7a8a..2a45bebb2b83efd4ffcecad6c0a979198ab985c7 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -134,6 +134,7 @@ public abstract class PlayerList {
private static final int SEND_PLAYER_INFO_INTERVAL = 600;
private static final SimpleDateFormat BAN_DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd 'at' HH:mm:ss z");
private static final org.bukkit.event.player.PlayerRespawnEvent.RespawnFlag[] EMPTY_FLAG = new org.bukkit.event.player.PlayerRespawnEvent.RespawnFlag[0]; // Plazma - Reduce allocations
+ private static final ru.bk.oharass.freedomchat.FreedomChat FREEDOM_HANDLER = new ru.bk.oharass.freedomchat.FreedomChat(); // Plazma - Implement FreedomChat
private final MinecraftServer server;
public final List<ServerPlayer> players = new java.util.concurrent.CopyOnWriteArrayList(); // CraftBukkit - ArrayList -> CopyOnWriteArrayList: Iterator safety
private final Map<UUID, ServerPlayer> playersByUUID = Maps.newHashMap();
@@ -287,6 +288,8 @@ public abstract class PlayerList {
// PlayerList.LOGGER.info("{}[{}] logged in with entity id {} at ({}, {}, {})", new Object[]{entityplayer.getName().getString(), s1, entityplayer.getId(), entityplayer.getX(), entityplayer.getY(), entityplayer.getZ()});
LevelData worlddata = worldserver1.getLevelData();
+ connection.channel.pipeline().addAfter("packet_handler", "freedom_handler", FREEDOM_HANDLER); // Plazma - Implement FreedomChat
+
player.loadGameTypes(nbttagcompound);
ServerGamePacketListenerImpl playerconnection = new ServerGamePacketListenerImpl(this.server, connection, player, clientData);
GameRules gamerules = worldserver1.getGameRules();
diff --git a/src/main/java/net/minecraft/world/entity/boss/enderdragon/phases/EnderDragonPhase.java b/src/main/java/net/minecraft/world/entity/boss/enderdragon/phases/EnderDragonPhase.java
index 48826eb0a960f7af6dd2ef184a8aed744a1d8f83..c6df4262d660a1043705c3a4041f959490fae79e 100644
--- a/src/main/java/net/minecraft/world/entity/boss/enderdragon/phases/EnderDragonPhase.java
+++ b/src/main/java/net/minecraft/world/entity/boss/enderdragon/phases/EnderDragonPhase.java
@@ -5,7 +5,7 @@ import java.util.Arrays;
import net.minecraft.world.entity.boss.enderdragon.EnderDragon;
public class EnderDragonPhase<T extends DragonPhaseInstance> {
- private static EnderDragonPhase<?>[] phases = new EnderDragonPhase[0];
+ private static EnderDragonPhase<?>[] phases = new EnderDragonPhase[0]; // Plazma - Reduce allocations (mark)
public static final EnderDragonPhase<DragonHoldingPatternPhase> HOLDING_PATTERN = create(DragonHoldingPatternPhase.class, "HoldingPattern");
public static final EnderDragonPhase<DragonStrafePlayerPhase> STRAFE_PLAYER = create(DragonStrafePlayerPhase.class, "StrafePlayer");
public static final EnderDragonPhase<DragonLandingApproachPhase> LANDING_APPROACH = create(DragonLandingApproachPhase.class, "LandingApproach");
diff --git a/src/main/java/net/minecraft/world/item/crafting/ShapedRecipePattern.java b/src/main/java/net/minecraft/world/item/crafting/ShapedRecipePattern.java
index d8fe760bb74c8ea0d6fb8321d2c8a49d838c5362..6e910d74bac39735020d553cf31eb65b750163e0 100644
--- a/src/main/java/net/minecraft/world/item/crafting/ShapedRecipePattern.java
+++ b/src/main/java/net/minecraft/world/item/crafting/ShapedRecipePattern.java
@@ -85,7 +85,7 @@ public record ShapedRecipePattern(int width, int height, NonNullList<Ingredient>
}
if (pattern.size() == l) {
- return new String[0];
+ return org.plazmamc.plazma.constants.Empty.STRING; // Plazma - Reduce allocations
} else {
String[] strings = new String[pattern.size() - l - k];
diff --git a/src/main/java/org/plazmamc/plazma/configurations/GlobalConfiguration.java b/src/main/java/org/plazmamc/plazma/configurations/GlobalConfiguration.java
index 4f3ed01e12ccb8a6f1a5c4f605451bb36370a236..98f26e3de66a881163e84295e9156c7f362bf7cb 100644
--- a/src/main/java/org/plazmamc/plazma/configurations/GlobalConfiguration.java
+++ b/src/main/java/org/plazmamc/plazma/configurations/GlobalConfiguration.java
@@ -29,6 +29,16 @@ public class GlobalConfiguration extends ConfigurationPart {
public boolean checkSpectatorMovedToQuickly = !OPTIMIZE;
+ public FreedomChat freedomChat;
+ public class FreedomChat extends ConfigurationPart {
+
+ public boolean enabled = false;
+ public boolean rewriteChat = true;
+ public boolean claimSecureChatEnforced = true;
+ public boolean noChatReports = true;
+
+ }
+
}
@Setting("world-generation")
diff --git a/src/main/java/ru/bk/oharass/freedomchat/FreedomChat.java b/src/main/java/ru/bk/oharass/freedomchat/FreedomChat.java
new file mode 100644
index 0000000000000000000000000000000000000000..67f21c23e80881f52e7b92f22c6cbbe3a0bd55b5
--- /dev/null
+++ b/src/main/java/ru/bk/oharass/freedomchat/FreedomChat.java
@@ -0,0 +1,96 @@
+package ru.bk.oharass.freedomchat;
+
+import com.google.gson.JsonObject;
+import com.mojang.logging.LogUtils;
+import com.mojang.serialization.JsonOps;
+import io.netty.buffer.ByteBuf;
+import io.netty.channel.ChannelHandler;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.handler.codec.EncoderException;
+import io.netty.handler.codec.MessageToByteEncoder;
+import net.kyori.adventure.text.serializer.gson.GsonComponentSerializer;
+import net.minecraft.network.Connection;
+import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.network.chat.ChatType;
+import net.minecraft.network.chat.Component;
+import net.minecraft.network.protocol.Packet;
+import net.minecraft.network.protocol.game.ClientboundPlayerChatPacket;
+import net.minecraft.network.protocol.game.ClientboundServerDataPacket;
+import net.minecraft.network.protocol.game.ClientboundSystemChatPacket;
+import net.minecraft.network.protocol.status.ClientboundStatusResponsePacket;
+import net.minecraft.network.protocol.status.ServerStatus;
+import org.slf4j.Logger;
+
+import java.util.Optional;
+
+import static org.plazmamc.plazma.configurations.GlobalConfiguration.get;
+import static net.minecraft.server.MinecraftServer.getServer;
+
+@ChannelHandler.Sharable
+public class FreedomChat extends MessageToByteEncoder<Packet<?>> {
+
+ private static final Logger LOGGER = LogUtils.getLogger();
+
+ @Override
+ public boolean acceptOutboundMessage(final Object msg) {
+ return get().player.freedomChat.rewriteChat && msg instanceof ClientboundPlayerChatPacket
+ || get().player.freedomChat.claimSecureChatEnforced && msg instanceof ClientboundServerDataPacket
+ || get().player.freedomChat.noChatReports && msg instanceof ClientboundStatusResponsePacket;
+ }
+
+ @Override
+ protected void encode(final ChannelHandlerContext context, final Packet<?> packet, final ByteBuf byteBuf) throws Exception {
+ final FriendlyByteBuf buf = new FriendlyByteBuf(byteBuf);
+
+ // TODO: JDK 21 - Change to pattern matching
+ if (packet instanceof ClientboundPlayerChatPacket chat)
+ encodeChat(context, chat, buf);
+ else if (packet instanceof ClientboundServerDataPacket data)
+ encodeData(context, data, buf);
+ else if (packet instanceof ClientboundStatusResponsePacket query)
+ encodeQuery(context, query, buf);
+ }
+
+ private static void encodeChat(
+ final ChannelHandlerContext context, final ClientboundPlayerChatPacket packet, final FriendlyByteBuf byteBuf
+ ) {
+ final Optional<ChatType.Bound> bound = packet.chatType().resolve(getServer().registryAccess());
+ if (bound.isEmpty()) {
+ LOGGER.warn("Failed to resolve chat type: {}", packet.chatType().chatType(), new Throwable());
+ return;
+ }
+
+ final ClientboundSystemChatPacket after = new ClientboundSystemChatPacket( bound.orElseThrow().decorate(
+ Optional.ofNullable( packet.unsignedContent() ).orElse( Component.literal(packet.body().content()) )
+ ), false );
+ write(context, after, byteBuf);
+ after.write(byteBuf);
+ }
+
+ private static void encodeData(
+ final ChannelHandlerContext context, final ClientboundServerDataPacket packet, final FriendlyByteBuf byteBuf
+ ) {
+ write(context, packet, byteBuf);
+ byteBuf.writeComponent(packet.getMotd());
+ byteBuf.writeOptional(packet.getIconBytes(), FriendlyByteBuf::writeByteArray);
+ byteBuf.writeBoolean(true);
+ }
+
+ private static void encodeQuery(
+ final ChannelHandlerContext context, final ClientboundStatusResponsePacket packet, final FriendlyByteBuf byteBuf
+ ) {
+ final JsonObject status = ServerStatus.CODEC.encodeStart(JsonOps.INSTANCE, packet.status()).get().left()
+ .orElseThrow(() -> new EncoderException("Failed to encode server status query response")).getAsJsonObject();
+
+ status.addProperty("preventsChatReports", true);
+ write(context, packet, byteBuf);
+ byteBuf.writeUtf(GsonComponentSerializer.gson().serializer().toJson(status));
+ }
+
+ private static void write(
+ final ChannelHandlerContext context, final Packet<?> packet, final FriendlyByteBuf byteBuf
+ ) {
+ byteBuf.writeVarInt(context.channel().attr(Connection.ATTRIBUTE_CLIENTBOUND_PROTOCOL).get().packetId(packet));
+ }
+
+}