Move ViaVersion to Proxy

BauSystem/BauSystem_Main/build.gradle.kts

@@ -38,7 +38,6 @@ dependencies {
     compileOnly(libs.spigotapi)
     compileOnly(libs.axiom)
     compileOnly(libs.authlib)
-    compileOnly(libs.viaapi)
 
     compileOnly(libs.fawe18)
 

BauSystem/BauSystem_Main/src/BauSystem.properties

@@ -1014,5 +1014,3 @@ COLORREPLACE_HELP=§8//§ecolorreplace §8[§7color§8] §8[§7color§8] §8- §
 TYPEREPLACE_HELP=§8//§etypereplace §8[§7type§8] §8[§7type§8] §8- §7Replace all blocks of one type with another
 # Schematic
 SCHEMATIC_GUI_ITEM=§eSchematics
-#VersionAnnouncer
-SERVER_VERSION=§7This server runs on Minecraft version §e{0}

BauSystem/BauSystem_Main/src/BauSystem_de.properties

@@ -955,5 +955,3 @@ COLORREPLACE_HELP=§8//§ecolorreplace §8[§7color§8] §8[§7color§8] §8- §
 TYPEREPLACE_HELP=§8//§etyreplace §8[§7type§8] §8[§7type§8] §8- §7Ersetzt einen Blockgruppe mit einer anderen
 # Schematics
 SCHEMATIC_GUI_ITEM=§eSchematics
-#VersionAnnouncer
-SERVER_VERSION=§7Dieser Server läuft auf Minecraft-Version §e{0}

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

@@ -1,49 +0,0 @@
-/*
- *     This file is a part of the SteamWar software.
- *
- *     Copyright (C) 2024  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.bausystem.utils;
-
-import com.viaversion.viaversion.api.Via;
-import com.viaversion.viaversion.api.ViaAPI;
-import de.steamwar.bausystem.BauSystem;
-import de.steamwar.linkage.Linked;
-import net.md_5.bungee.api.ChatMessageType;
-import org.bukkit.Bukkit;
-import org.bukkit.entity.Player;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.Listener;
-import org.bukkit.event.player.PlayerJoinEvent;
-
-@Linked
-public class VersionAnnouncer implements Listener {
-
-    private final String versionString = Bukkit.getBukkitVersion().split("-", 2)[0];
-
-    @SuppressWarnings("unchecked")
-    private final ViaAPI<Player> via = Via.getAPI();
-
-    @EventHandler
-    public void onJoin(PlayerJoinEvent event) {
-        Player player = event.getPlayer();
-        if(via.getServerVersion().supportedVersions().contains(via.getPlayerVersion(player)))
-            return;
-
-        BauSystem.MESSAGE.sendPrefixless("SERVER_VERSION", player, ChatMessageType.ACTION_BAR, versionString);
-    }
-}

BauSystem/BauSystem_Main/src/plugin.yml

@@ -2,8 +2,6 @@ name: BauSystem
 authors: [ Lixfel, YoyoNow, Chaoscaot, Zeanon, D4rkr34lm ]
 version: "2.0"
 depend: [ WorldEdit, SpigotCore ]
-softdepend:
-  - ViaVersion
 load: POSTWORLD
 main: de.steamwar.bausystem.BauSystem
 api-version: "1.13"

SpigotCore/SpigotCore_9/build.gradle.kts

@@ -26,6 +26,4 @@ dependencies {
     compileOnly(project(":SpigotCore:SpigotCore_8", "default"))
 
     compileOnly(libs.nms9)
-
-    compileOnly(libs.viaapi)
 }

SpigotCore/SpigotCore_9/src/de/steamwar/core/BountifulWrapper9.java

@@ -20,10 +20,8 @@
 package de.steamwar.core;
 
 import com.comphenix.tinyprotocol.Reflection;
-import com.viaversion.viaversion.api.Via;
 import net.md_5.bungee.api.ChatMessageType;
 import net.md_5.bungee.api.chat.BaseComponent;
-import net.minecraft.server.v1_9_R2.PacketPlayOutEntity;
 import org.bukkit.Sound;
 import org.bukkit.entity.Player;
 
@@ -38,7 +36,7 @@ public class BountifulWrapper9 implements BountifulWrapper.IBountifulWrapper {
 
     @Override
     public void sendMessage(Player player, ChatMessageType type, BaseComponent... msg) {
-        if(type == ChatMessageType.CHAT && Via.getAPI().getPlayerVersion(player.getUniqueId()) >= 759)
+        if(type == ChatMessageType.CHAT)
             type = ChatMessageType.SYSTEM;
 
         player.spigot().sendMessage(type, msg);

SpigotCore/SpigotCore_Main/build.gradle.kts

@@ -35,7 +35,6 @@ dependencies {
     compileOnly(libs.spigotapi)
     compileOnly(libs.netty)
     compileOnly(libs.authlib)
-    compileOnly(libs.viaapi)
     compileOnly(libs.fastutil)
 
     implementation(libs.anvilgui)

SpigotCore/SpigotCore_Main/src/de/steamwar/core/CheckpointUtilsJ9.java

@@ -21,7 +21,6 @@ package de.steamwar.core;
 
 import com.comphenix.tinyprotocol.Reflection;
 import com.comphenix.tinyprotocol.TinyProtocol;
-import com.viaversion.viaversion.api.Via;
 import de.steamwar.sql.internal.Statement;
 import io.netty.channel.ChannelFuture;
 import org.bukkit.Bukkit;
@@ -99,7 +98,6 @@ class CheckpointUtilsJ9 {
         Statement.closeAll();
 
         // Close socket
-        Via.getManager().getInjector().uninject();
         Object serverConnection = TinyProtocol.getServerConnection(Core.getInstance());
         List<?> channels = channelFutures.get(serverConnection);
         for(Object future : channels) {
@@ -140,7 +138,6 @@ class CheckpointUtilsJ9 {
                 ((ChannelFuture) future).channel().config().setAutoRead(true);
             }
         }
-        Via.getManager().getInjector().inject();
 
         Bukkit.getPluginManager().callEvent(new CRIUWakeupEvent());
         Core.getInstance().getLogger().log(Level.INFO, "Checkpoint restored");

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

@@ -100,9 +100,6 @@ public class Core extends JavaPlugin{
 		CheckpointUtils.signalHandler();
 		new AntiNocom();
 
-		if(Core.getVersion() < 17 && Bukkit.getPluginManager().getPlugin("ViaVersion") != null)
-			new PartialChunkFixer();
-
 		if(Core.getVersion() >= 19)
 			new ServerDataHandler();
 

SpigotCore/SpigotCore_Main/src/de/steamwar/core/events/PartialChunkFixer.java

@@ -1,84 +0,0 @@
-/*
- *    This file is a part of the SteamWar software.
- *
- *    Copyright (C) 2022  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.events;
-
-import com.comphenix.tinyprotocol.Reflection;
-import com.comphenix.tinyprotocol.TinyProtocol;
-import com.viaversion.viaversion.api.Via;
-import com.viaversion.viaversion.api.ViaAPI;
-import de.steamwar.core.Core;
-import de.steamwar.core.CraftbukkitWrapper;
-import org.bukkit.Bukkit;
-import org.bukkit.entity.Player;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * TinyProtocol can't translate BlockEntities during 1.16 to 1.17 conversions du to removed partial chunk update support. This class cancels PartialChunkUpdates for this players and sends them a complete chunk instead.
- * This class can only be loaded on 1.9 to 1.15 with active ViaVersion.
- **/
-public class PartialChunkFixer {
-
-    private static final int PROTOCOL1_17 = 755;
-    private static final Class<?> mapChunk = Reflection.getClass("{nms}.PacketPlayOutMapChunk");
-    private static final Reflection.FieldAccessor<Boolean> fullChunkFlag = Reflection.getField(mapChunk, boolean.class, 0);
-    private static final Reflection.FieldAccessor<Integer> chunkX = Reflection.getField(mapChunk, int.class, 0);
-    private static final Reflection.FieldAccessor<Integer> chunkZ = Reflection.getField(mapChunk, int.class, 1);
-
-    private final ViaAPI<Player> via = Via.getAPI();
-
-    private final List<ResendChunk> chunksToResend = new ArrayList<>();
-
-    public PartialChunkFixer() {
-        TinyProtocol.instance.addFilter(mapChunk, this::chunkFilter);
-        Bukkit.getScheduler().runTaskTimer(Core.getInstance(), () -> {
-            synchronized (chunksToResend) {
-                for(ResendChunk chunk : chunksToResend) {
-                    CraftbukkitWrapper.impl.sendChunk(chunk.player, chunk.x, chunk.z);
-                }
-                chunksToResend.clear();
-            }
-        }, 1, 1);
-    }
-
-    private Object chunkFilter(Player player, Object packet) {
-        if(via.getPlayerVersion(player) >= PROTOCOL1_17 && !fullChunkFlag.get(packet)) {
-            // partial chunk update
-            synchronized (chunksToResend) {
-                chunksToResend.add(new ResendChunk(player, chunkX.get(packet), chunkZ.get(packet)));
-            }
-            return null;
-        }
-        return packet;
-    }
-
-    private static class ResendChunk {
-        private final Player player;
-        private final int x;
-        private final int z;
-
-        private ResendChunk(Player player, int x, int z) {
-            this.player = player;
-            this.x = x;
-            this.z = z;
-        }
-    }
-}

SpigotCore/SpigotCore_Main/src/plugin.yml

@@ -4,7 +4,6 @@ author: Lixfel
 api-version: "1.13"
 load: STARTUP
 softdepend:
-  - ViaVersion
   - WorldEdit
 
 main: de.steamwar.core.Core

VelocityCore/Persistent/src/de/steamwar/persistent/Subserver.java

@@ -225,20 +225,16 @@ public class Subserver {
                     if (line.contains("Loading libraries, please wait"))
                         sendProgress(2);
                     else if (line.contains("Starting Minecraft server on"))
-                        sendProgress(4);
+                        sendProgress(5);
                     else if (line.contains("Preparing start region"))
-                        sendProgress(6);
+                        sendProgress(8);
-                    return line.contains("Finished mapping loading");
+                    return line.contains("Done (");
                 });
             }
 
             if (!started)
                 return;
 
-            sendProgress(8);
-
-            Thread.sleep(300);
-
             sendProgress(10);
             for (Player cachedPlayer : cachedPlayers) {
                 sendPlayer(cachedPlayer);

VelocityCore/build.gradle.kts

@@ -47,6 +47,8 @@ java {
 dependencies {
     annotationProcessor(libs.velocityapi)
     compileOnly(libs.velocity)
+    compileOnly(libs.viaapi)
+    compileOnly(libs.viavelocity)
 
     compileOnly(project(":VelocityCore:Persistent", "default"))
 
@@ -61,6 +63,5 @@ dependencies {
     }
 
     implementation(libs.msgpack)
-
     implementation(libs.apolloprotos)
 }

VelocityCore/src/de/steamwar/messages/BungeeCore.properties

@@ -728,6 +728,9 @@ MOD_ITEM_BACK=§7Back
 INV_PAGE_BACK=§{0}Seite zurück
 INV_PAGE_NEXT=§{0}Seite vor
 
+#VersionAnnouncer
+SERVER_VERSION=§7This server runs on Minecraft version §e{0}
+
 #Discord
 DC_UNLINKED=For this action your Discord account has to be linked to your Minecraft account. To link your accounts go onto the SteamWar Discord to the `regeln-infos` Channel and click on `Minecraft Verknüpfen`.
 DC_TITLE_SCHEMINFO=Schematic Info

VelocityCore/src/de/steamwar/messages/BungeeCore_de.properties

@@ -681,6 +681,9 @@ ADVENT_CALENDAR_OPEN=§7Du hast §e{0}§7 aus dem Adventskalender erhalten!
 INV_PAGE_BACK=§{0}Page back
 INV_PAGE_NEXT=§{0}Next page
 
+#VersionAnnouncer
+SERVER_VERSION=§7Dieser Server läuft auf Minecraft-Version §e{0}
+
 #Discord
 DC_UNLINKED=Für diese Aktion muss dein Minecraftaccount mit deinem Discordaccount verknüpft sein, gehe dazu auf dem SteamWar-Discord in den `regeln-infos` Channel und Klicke auf `Minecraft Verknüpfen`.
 DC_TITLE_SCHEMINFO=Schematicinfo

VelocityCore/src/de/steamwar/velocitycore/GameModeConfig.java

@@ -27,10 +27,13 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 import java.util.function.BiConsumer;
+import java.util.regex.Pattern;
 
 @Getter
 public class GameModeConfig {
 
+    private static final Pattern terminatingNumber = Pattern.compile("\\D+(\\d+)$");
+
     public static <T extends GameModeConfig> void loadAll(Class<T> config, BiConsumer<File, T> consumer) {
         File folder = new File(VelocityCore.get().getDataDirectory().getParent().toFile(), "FightSystem");
         if(!folder.exists())
@@ -51,9 +54,9 @@ public class GameModeConfig {
     @Getter
     public static class Server {
         private String Folder;
-        private String ServerJar;
         private List<String> ChatNames = Collections.emptyList();
         private List<String> Maps;
+        private boolean Spigot = false;
         private boolean Ranked = false;
         private boolean Historic = false;
     }
@@ -66,8 +69,8 @@ public class GameModeConfig {
         private boolean ManualCheck = true;
     }
 
-    public String getServerJar() {
+    public ServerVersion getVersion() {
-        return getServer().getServerJar();
+        return ServerVersion.valueOf((getServer().isSpigot() ? "SPIGOT_" : "PAPER_") + terminatingNumber.matcher(getServer().getFolder()).group(1));
     }
 
     public String getFolder() {

VelocityCore/src/de/steamwar/velocitycore/Node.java

@@ -63,7 +63,7 @@ public abstract class Node {
         nodes.forEach(consumer);
     }
 
-    public abstract ProcessBuilder startServer(String serverJar, File directory, String worldDir, String levelName, int port, String xmx, String... dParams);
+    public abstract ProcessBuilder startServer(String serverJar, File directory, String worldDir, String levelName, int port, String... dParams);
 
     protected abstract ProcessBuilder prepareExecution(String... command);
     protected abstract void calcLoadLimit();
@@ -95,7 +95,7 @@ public abstract class Node {
         return hostname;
     }
 
-    protected void constructServerstart(File directory, List<String> cmd, String serverJar, String worldDir, String levelName, int port, String xmx, String... dParams) {
+    protected void constructServerstart(File directory, List<String> cmd, String serverJar, String worldDir, String levelName, int port, String... dParams) {
         if (JAVA_8.contains(serverJar))
             cmd.add("/usr/lib/jvm/java-8-openj9-amd64/bin/java");
         else
@@ -105,7 +105,7 @@ public abstract class Node {
             cmd.add("-D" + param);
         }
         cmd.add("-Xshareclasses:nonfatal,name=" + directory.getName());
-        cmd.add("-Xmx" + xmx);
+        cmd.add("-Xmx768M");
         cmd.addAll(OPENJ9_ARGS);
         if (!JAVA_8.contains(serverJar)) {
             cmd.add("--add-opens");
@@ -142,9 +142,9 @@ public abstract class Node {
         }
 
         @Override
-        public ProcessBuilder startServer(String serverJar, File directory, String worldDir, String levelName, int port, String xmx, String... dParams) {
+        public ProcessBuilder startServer(String serverJar, File directory, String worldDir, String levelName, int port, String... dParams) {
             List<String> cmd = new ArrayList<>();
-            constructServerstart(directory, cmd, serverJar, worldDir, levelName, port, xmx, dParams);
+            constructServerstart(directory, cmd, serverJar, worldDir, levelName, port, dParams);
             ProcessBuilder builder = new ProcessBuilder(cmd);
             builder.directory(directory);
             return builder;
@@ -174,7 +174,7 @@ public abstract class Node {
         }
 
         @Override
-        public ProcessBuilder startServer(String serverJar, File directory, String worldDir, String levelName, int port, String xmx, String... dParams) {
+        public ProcessBuilder startServer(String serverJar, File directory, String worldDir, String levelName, int port, String... dParams) {
             List<String> cmd = new ArrayList<>();
             cmd.add("ssh");
             cmd.add("-L");
@@ -183,7 +183,7 @@ public abstract class Node {
             cmd.add("cd");
             cmd.add(directory.getPath());
             cmd.add(";");
-            constructServerstart(directory, cmd, serverJar, worldDir, levelName, port, xmx, dParams);
+            constructServerstart(directory, cmd, serverJar, worldDir, levelName, port, dParams);
             return new ProcessBuilder(cmd);
         }
 

VelocityCore/src/de/steamwar/velocitycore/ServerStarter.java

@@ -20,6 +20,8 @@
 package de.steamwar.velocitycore;
 
 import com.velocitypowered.api.proxy.Player;
+import com.viaversion.viaversion.api.Via;
+import com.viaversion.viaversion.velocity.platform.VelocityViaConfig;
 import de.steamwar.messages.Chatter;
 import de.steamwar.persistent.Arenaserver;
 import de.steamwar.persistent.Bauserver;
@@ -56,8 +58,7 @@ public class ServerStarter {
     private String worldDir = null;
 
     private Node node = null;
-    private String serverJar = "spigot-1.15.2.jar";
+    private ServerVersion version = ServerVersion.PAPER_20;
-    private String xmx = "768M";
     private Portrange portrange = BAU_PORTS;
     private Function<Integer, String> serverNameProvider = port -> node.getName() + port;
     private BooleanSupplier startCondition = () -> true;
@@ -78,7 +79,7 @@ public class ServerStarter {
     public ServerStarter arena(ArenaMode mode, String map) {
         portrange = ARENA_PORTS;
         serverNameProvider = port -> mode.getGameName() + (port - portrange.start);
-        serverJar = mode.getServerJar();
+        version = mode.getVersion();
         allowMerge = true;
         fightMap = map;
         gameMode = mode.getInternalName();
@@ -145,8 +146,8 @@ public class ServerStarter {
     }
 
     public ServerStarter build(ServerVersion version, UUID owner) {
+        this.version = version;
         directory = version.getServerDirectory("Bau");
-        serverJar = version.getServerJar();
         worldDir = version.getWorldFolder(WORLDS_BASE_PATH);
         worldName = version != ServerVersion.SPIGOT_12 ? String.valueOf(SteamwarUser.get(owner).getId()) : owner.toString();
         checkpoint = true;
@@ -219,7 +220,7 @@ public class ServerStarter {
     }
 
     public ServerStarter builder(ServerVersion version, String map, File generator) {
-        serverJar = version.getServerJar();
+        this.version = version;
         directory = version.getServerDirectory("Builder");
         worldDir = version.getWorldFolder(BUILDER_BASE_PATH);
         worldName = map;
@@ -294,6 +295,7 @@ public class ServerStarter {
                 if(checkpoint)
                     arguments.put("checkpoint", checkpointDir.getPath());
 
+                ((VelocityViaConfig) Via.getConfig()).getVelocityServerProtocols().put(serverName, version.getProtocolVersion().getProtocol());
                 if(checkpoint && checkpointDir.exists()) {
                     try(DataOutputStream out = new DataOutputStream(Files.newOutputStream(new File(checkpointDir, "port").toPath()))) {
                         out.writeInt(port);
@@ -313,7 +315,7 @@ public class ServerStarter {
 
     private void regularStart(String serverName, int port) {
         postStart(constructor.construct(serverName, port, node.startServer(
-                serverJar, directory, worldDir, worldName, port, xmx, arguments.entrySet().stream().map(entry -> entry.getKey() + "=" + entry.getValue()).toArray(String[]::new)
+                version.getServerJar(), directory, worldDir, worldName, port, arguments.entrySet().stream().map(entry -> entry.getKey() + "=" + entry.getValue()).toArray(String[]::new)
         ), worldCleanup, null));
     }
 

VelocityCore/src/de/steamwar/velocitycore/ServerVersion.java

@@ -19,6 +19,8 @@
 
 package de.steamwar.velocitycore;
 
+import com.velocitypowered.api.network.ProtocolVersion;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
 
 import java.io.File;
@@ -27,12 +29,23 @@ import java.util.Map;
 import java.util.Set;
 
 @Getter
+@AllArgsConstructor
 public enum ServerVersion {
-    SPIGOT_12("spigot-1.12.2.jar", 12),
+    SPIGOT_8("spigot-1.8.8.jar", 8, ProtocolVersion.MINECRAFT_1_8),
-    SPIGOT_15("spigot-1.15.2.jar", 15),
+    SPIGOT_9("spigot-1.9.4.jar", 9, ProtocolVersion.MINECRAFT_1_9),
-    PAPER_19("paper-1.19.3.jar", 19),
+    SPIGOT_10("spigot-1.10.2.jar", 10, ProtocolVersion.MINECRAFT_1_10),
-    PAPER_20("paper-1.20.1.jar", 20),
+    SPIGOT_12("spigot-1.12.2.jar", 12, ProtocolVersion.MINECRAFT_1_12_2),
-    PAPER_21("paper-1.21.jar", 21);
+    SPIGOT_14("spigot-1.14.4.jar", 14, ProtocolVersion.MINECRAFT_1_14_4),
+    SPIGOT_15("spigot-1.15.2.jar", 15, ProtocolVersion.MINECRAFT_1_15_2),
+
+    PAPER_8("paper-1.8.8.jar", 8, ProtocolVersion.MINECRAFT_1_8),
+    PAPER_10("paper-1.10.2.jar", 10, ProtocolVersion.MINECRAFT_1_10),
+    PAPER_12("paper-1.12.2.jar", 12, ProtocolVersion.MINECRAFT_1_12_2),
+    PAPER_15("paper-1.15.2.jar", 15, ProtocolVersion.MINECRAFT_1_15_2),
+    PAPER_18("paper-1.18.2.jar", 15, ProtocolVersion.MINECRAFT_1_18_2),
+    PAPER_19("paper-1.19.3.jar", 19, ProtocolVersion.MINECRAFT_1_19_3),
+    PAPER_20("paper-1.20.1.jar", 20, ProtocolVersion.MINECRAFT_1_20),
+    PAPER_21("paper-1.21.jar", 21, ProtocolVersion.MINECRAFT_1_21_2);
 
     private static final Map<String, ServerVersion> chatMap = new HashMap<>();
 
@@ -76,11 +89,7 @@ public enum ServerVersion {
 
     private final String serverJar;
     private final int versionSuffix;
-
+    private final ProtocolVersion protocolVersion;
-    ServerVersion(String serverJar, int versionSuffix) {
-        this.serverJar = serverJar;
-        this.versionSuffix = versionSuffix;
-    }
 
     public String getWorldFolder(String base) {
         return base + versionSuffix + "/";

VelocityCore/src/de/steamwar/velocitycore/VelocityCore.java

@@ -152,6 +152,7 @@ public class VelocityCore implements ReloadablePlugin {
         new BanListener();
         new CheckListener();
         new IPSanitizer();
+        new VersionAnnouncer();
 
         local = new Node.LocalNode();
         if(MAIN_SERVER) {

VelocityCore/src/de/steamwar/velocitycore/listeners/VersionAnnouncer.java

@@ -0,0 +1,47 @@
+/*
+ *     This file is a part of the SteamWar software.
+ *
+ *     Copyright (C) 2024  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.velocitycore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.player.ServerConnectedEvent;
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.server.ServerInfo;
+import com.viaversion.viaversion.api.Via;
+import com.viaversion.viaversion.velocity.platform.VelocityViaConfig;
+import de.steamwar.messages.Chatter;
+import de.steamwar.persistent.Subserver;
+
+public class VersionAnnouncer extends BasicListener {
+
+    @Subscribe
+    public void postConnect(ServerConnectedEvent e) {
+        ServerInfo server = e.getServer().getServerInfo();
+        if(!Subserver.isBuild(Subserver.getSubserver(server)))
+            return;
+
+        Player player = e.getPlayer();
+        int serverVersion = ((VelocityViaConfig) Via.getConfig()).getVelocityServerProtocols().get(server.getName());
+        if(Via.getAPI().getPlayerVersion(player) == serverVersion)
+            return;
+
+        player.sendActionBar(Chatter.of(player).parse("SERVER_VERSION", ProtocolVersion.getProtocolVersion(serverVersion).getMostRecentSupportedVersion()));
+    }
+}

settings.gradle.kts

@@ -116,7 +116,6 @@ dependencyResolutionManagement {
             library("authlib", "com.mojang:authlib:1.5.25")
             library("datafixer", "com.mojang:datafixerupper:4.0.26")
             library("brigadier", "com.mojang:brigadier:1.0.18")
-            library("viaapi", "com.viaversion:viaversion-api:4.3.1")
             library("anvilgui", "net.wesjd:anvilgui:1.10.3-SNAPSHOT")
 
             library("nms8", "de.steamwar:spigot:1.8")
@@ -138,6 +137,8 @@ dependencyResolutionManagement {
 
             library("velocity", "de.steamwar:velocity:RELEASE")
             library("velocityapi", "com.velocitypowered:velocity-api:3.3.0-SNAPSHOT")
+            library("viaapi", "com.viaversion:viaversion-api:4.3.1")
+            library("viavelocity", "com.viaversion:viaversion-velocity:4.3.1")
             library("jda", "net.dv8tion:JDA:5.2.0")
             library("msgpack", "org.msgpack:msgpack-core:0.9.8")
             library("apolloprotos", "com.lunarclient:apollo-protos:1.0-SNAPSHOT")