Merge pull request 'Add WorldIdentifier' (#249) from SpigotCore/WorldIdentifier into main

Reviewed-on: SteamWar/SteamWar#249
Reviewed-by: D4rkr34lm <dark@steamwar.de>

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/BauSystem.java

@@ -40,10 +40,13 @@ import de.steamwar.bausystem.worlddata.WorldData;
 import de.steamwar.command.AbstractValidator;
 import de.steamwar.command.SWCommandUtils;
 import de.steamwar.core.CRIUSleepEvent;
+import de.steamwar.core.Core;
 import de.steamwar.core.WorldEditRendererCUIEditor;
+import de.steamwar.core.WorldIdentifier;
 import de.steamwar.linkage.AbstractLinker;
 import de.steamwar.linkage.SpigotLinker;
 import de.steamwar.message.Message;
+import de.steamwar.providers.BauServerInfo;
 import lombok.Getter;
 import org.bukkit.Bukkit;
 import org.bukkit.GameRule;
@@ -131,6 +134,9 @@ public class BauSystem extends JavaPlugin implements Listener {
         new WorldEditRendererCUIEditor();
 
         Bukkit.getWorlds().get(0).setGameRule(GameRule.SEND_COMMAND_FEEDBACK, false);
+
+        String identifier = BauServerInfo.getOwnerUser().getUUID().toString().replace("-", "");
+        WorldIdentifier.set("bau/" + Core.getVersion() + "/" + identifier);
     }
 
     @EventHandler

SpigotCore/SpigotCore_19/src/de/steamwar/core/WorldIdentifier19.java

@@ -0,0 +1,68 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.core;
+
+import com.comphenix.tinyprotocol.TinyProtocol;
+import de.steamwar.Reflection;
+import net.minecraft.network.protocol.game.PacketPlayOutLogin;
+import net.minecraft.resources.ResourceKey;
+import net.minecraft.world.level.World;
+
+public class WorldIdentifier19 implements WorldIdentifier.IWorldIdentifier {
+
+    private static ResourceKey<World> resourceKey = null;
+
+    private static final Class<?> resourceKeyClass = Reflection.getClass("net.minecraft.resources.ResourceKey");
+    private static final Class<?> minecraftKeyClass = Reflection.getClass("net.minecraft.resources.MinecraftKey");
+    private static final Reflection.Constructor resourceKeyConstructor = Reflection.getConstructor(resourceKeyClass, minecraftKeyClass, minecraftKeyClass);
+    private static final Reflection.Constructor minecraftKeyConstructor = Reflection.getConstructor(minecraftKeyClass, String.class, String.class);
+
+    @Override
+    public void setResourceKey(String name) {
+        resourceKey = (ResourceKey<World>) resourceKeyConstructor.invoke(minecraftKeyConstructor.invoke("minecraft", "dimension"), minecraftKeyConstructor.invoke("steamwar", name));
+    }
+
+    public WorldIdentifier19() {
+        TinyProtocol.instance.addFilter(PacketPlayOutLogin.class, (player, o) -> {
+            if (resourceKey == null) return o;
+            PacketPlayOutLogin packet = (PacketPlayOutLogin) o;
+
+            return new PacketPlayOutLogin(
+                    packet.b(),
+                    packet.c(),
+                    packet.d(),
+                    packet.e(),
+                    packet.f(),
+                    packet.g(),
+                    packet.h(),
+                    resourceKey,
+                    packet.j(),
+                    packet.k(),
+                    packet.l(),
+                    packet.m(),
+                    packet.n(),
+                    packet.o(),
+                    packet.p(),
+                    packet.q(),
+                    packet.r()
+            );
+        });
+    }
+}

SpigotCore/SpigotCore_20/src/de/steamwar/core/WorldIdentifier20.java

@@ -0,0 +1,70 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.core;
+
+import com.comphenix.tinyprotocol.TinyProtocol;
+import de.steamwar.Reflection;
+import net.minecraft.network.protocol.game.PacketPlayOutLogin;
+import net.minecraft.resources.ResourceKey;
+import net.minecraft.world.level.World;
+
+public class WorldIdentifier20 implements WorldIdentifier.IWorldIdentifier {
+
+    private static ResourceKey<World> resourceKey = null;
+
+    private static final Reflection.Field<Integer> playerId = Reflection.getField(PacketPlayOutLogin.class, int.class, 0);
+    private static final Class<?> resourceKeyClass = Reflection.getClass("net.minecraft.resources.ResourceKey");
+    private static final Class<?> minecraftKeyClass = Reflection.getClass("net.minecraft.resources.MinecraftKey");
+    private static final Reflection.Constructor resourceKeyConstructor = Reflection.getConstructor(resourceKeyClass, minecraftKeyClass, minecraftKeyClass);
+    private static final Reflection.Constructor minecraftKeyConstructor = Reflection.getConstructor(minecraftKeyClass, String.class, String.class);
+
+    @Override
+    public void setResourceKey(String name) {
+        resourceKey = (ResourceKey<World>) resourceKeyConstructor.invoke(minecraftKeyConstructor.invoke("minecraft", "dimension"), minecraftKeyConstructor.invoke("steamwar", name));
+    }
+
+    public WorldIdentifier20() {
+        TinyProtocol.instance.addFilter(PacketPlayOutLogin.class, (player, o) -> {
+            if (resourceKey == null) return o;
+            PacketPlayOutLogin packet = (PacketPlayOutLogin) o;
+
+            return new PacketPlayOutLogin(
+                    playerId.get(packet),
+                    packet.c(),
+                    packet.d(),
+                    packet.e(),
+                    packet.f(),
+                    packet.g(),
+                    packet.h(),
+                    resourceKey,
+                    packet.j(),
+                    packet.k(),
+                    packet.l(),
+                    packet.m(),
+                    packet.n(),
+                    packet.o(),
+                    packet.p(),
+                    packet.q(),
+                    packet.r(),
+                    packet.s()
+            );
+        });
+    }
+}

SpigotCore/SpigotCore_21/src/de/steamwar/core/WorldIdentifier21.java

@@ -0,0 +1,73 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.core;
+
+import com.comphenix.tinyprotocol.TinyProtocol;
+import de.steamwar.Reflection;
+import net.minecraft.network.protocol.game.ClientboundLoginPacket;
+import net.minecraft.network.protocol.game.CommonPlayerSpawnInfo;
+import net.minecraft.resources.ResourceKey;
+import net.minecraft.world.level.Level;
+
+public class WorldIdentifier21 implements WorldIdentifier.IWorldIdentifier {
+
+    private static ResourceKey<Level> resourceKey = null;
+
+    private static final Class<?> resourceKeyClass = Reflection.getClass("net.minecraft.resources.ResourceKey");
+    private static final Class<?> minecraftKeyClass = Reflection.getClass("net.minecraft.resources.MinecraftKey");
+    private static final Reflection.Constructor resourceKeyConstructor = Reflection.getConstructor(resourceKeyClass, minecraftKeyClass, minecraftKeyClass);
+    private static final Reflection.Constructor minecraftKeyConstructor = Reflection.getConstructor(minecraftKeyClass, String.class, String.class);
+
+    @Override
+    public void setResourceKey(String name) {
+        resourceKey = (ResourceKey<Level>) resourceKeyConstructor.invoke(minecraftKeyConstructor.invoke("minecraft", "dimension"), minecraftKeyConstructor.invoke("steamwar", name));
+    }
+
+    public WorldIdentifier21() {
+        TinyProtocol.instance.addFilter(ClientboundLoginPacket.class, (player, o) -> {
+            if (resourceKey == null) return o;
+            ClientboundLoginPacket packet = (ClientboundLoginPacket) o;
+
+            return new ClientboundLoginPacket(packet.playerId(),
+                    packet.hardcore(),
+                    packet.levels(),
+                    packet.maxPlayers(),
+                    packet.chunkRadius(),
+                    packet.simulationDistance(),
+                    packet.reducedDebugInfo(),
+                    packet.showDeathScreen(),
+                    packet.doLimitedCrafting(),
+                    new CommonPlayerSpawnInfo(
+                            packet.commonPlayerSpawnInfo().dimensionType(),
+                            resourceKey,
+                            packet.commonPlayerSpawnInfo().seed(),
+                            packet.commonPlayerSpawnInfo().gameType(),
+                            packet.commonPlayerSpawnInfo().previousGameType(),
+                            packet.commonPlayerSpawnInfo().isDebug(),
+                            packet.commonPlayerSpawnInfo().isFlat(),
+                            packet.commonPlayerSpawnInfo().lastDeathLocation(),
+                            packet.commonPlayerSpawnInfo().portalCooldown(),
+                            packet.commonPlayerSpawnInfo().seaLevel()
+                    ),
+                    packet.enforcesSecureChat()
+            );
+        });
+    }
+}

SpigotCore/SpigotCore_8/src/de/steamwar/core/WorldIdentifier8.java

@@ -0,0 +1,27 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.core;
+
+public class WorldIdentifier8 implements WorldIdentifier.IWorldIdentifier {
+
+    @Override
+    public void setResourceKey(String name) {
+    }
+}

SpigotCore/SpigotCore_Main/src/de/steamwar/core/WorldIdentifier.java

@@ -0,0 +1,33 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.core;
+
+public class WorldIdentifier {
+
+    private static final IWorldIdentifier impl = VersionDependent.getVersionImpl(Core.getInstance());
+
+    public static void set(String name) {
+        impl.setResourceKey(name);
+    }
+
+    protected interface IWorldIdentifier {
+        void setResourceKey(String name);
+    }
+}