Push

Signed-off-by: Lixfel <agga-games@gmx.de>

CommonCore

@@ -1 +1 @@
-Subproject commit 5aca43b35e9b9fca5252ee107e3e0d08c3c9d7fa
+Subproject commit 20c22c47f940c4510de17594b28eb0a96cb9da0c

build.gradle

@@ -17,10 +17,6 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-
-
-import org.apache.tools.ant.taskdefs.condition.Os
-
 plugins {
     // Adding the base plugin fixes the following gradle warnings in IntelliJ:
     //
@@ -33,36 +29,19 @@ plugins {
     id 'java'
     id 'application'
 
-    id 'com.github.johnrengelman.shadow' version '5.0.0'
+    id 'com.github.johnrengelman.shadow' version '8.1.1'
+    id 'de.steamwar.gradle' version 'RELEASE'
 }
 
 group 'de.steamwar'
 version ''
 
-Properties steamwarProperties = new Properties()
-if (file("steamwar.properties").exists()) {
-    steamwarProperties.load(file("steamwar.properties").newDataInputStream())
-}
-
-ext {
-    buildName = 'BungeeCore'
-    artifactName = 'bungeecore'
-
-    uberJarName = "${buildName}-all.jar"
-    jarName = "${artifactName}.jar"
-    libs = "${buildDir}/libs"
-
-    if (Os.isFamily(Os.FAMILY_WINDOWS)) {
-        operatingSystem = "windows"
-    } else {
-        operatingSystem = "unix"
-    }
-}
-
 compileJava.options.encoding = 'UTF-8'
 
-sourceCompatibility = 1.8
-targetCompatibility = 1.8
+java {
+    sourceCompatibility = JavaVersion.VERSION_17
+    targetCompatibility = JavaVersion.VERSION_17
+}
 
 mainClassName = ''
 
@@ -81,12 +60,32 @@ sourceSets {
 repositories {
     mavenCentral()
     maven {
-        url 'https://m2.dv8tion.net/releases'
+        name = 'papermc'
+        url = 'https://repo.papermc.io/repository/maven-public/'
     }
-
     maven {
-        url = uri('https://steamwar.de/maven')
+        url = 'https://m2.dv8tion.net/releases'
+        content {
+            includeGroup 'net.dv8tion'
+        }
     }
+    maven {
+        url = 'https://repo.lunarclient.dev'
+        content {
+            includeGroup 'com.lunarclient'
+        }
+    }
+    maven { url 'https://jitpack.io' }
+    mavenLocal()
+}
+
+shadowJar {
+    exclude 'META-INF/*'
+    //https://imperceptiblethoughts.com/shadow/configuration/minimizing/
+    minimize {
+        exclude project(':')
+    }
+    duplicatesStrategy DuplicatesStrategy.INCLUDE
 }
 
 dependencies {
@@ -95,159 +94,24 @@ dependencies {
     annotationProcessor 'org.projectlombok:lombok:1.18.22'
     testAnnotationProcessor 'org.projectlombok:lombok:1.18.22'
 
-    compileOnly 'de.steamwar:waterfall:RELEASE'
-    compileOnly 'de.steamwar:persistentbungeecore:RELEASE'
+    compileOnly 'com.velocitypowered:velocity-api:3.3.0-SNAPSHOT'
+    annotationProcessor 'com.velocitypowered:velocity-api:3.3.0-SNAPSHOT'
+    compileOnly 'com.velocitypowered:velocity-proxy:3.3.0-SNAPSHOT'
+
+    compileOnly 'de.steamwar:persistentvelocitycore:DEV'
     implementation("net.dv8tion:JDA:4.4.0_352") {
         exclude module: 'opus-java'
     }
 
     implementation project(":CommonCore")
-}
 
-task buildProject {
-    description 'Build this project'
-    group "Steamwar"
+    implementation 'com.lunarclient:apollo-api:1.1.0'
+    implementation 'com.lunarclient:apollo-common:1.1.0'
 
-    dependsOn build
-}
+    implementation 'org.reflections:reflections:0.10.2'
 
-task finalizeProject {
-    description 'Finalize this project'
-    group "Steamwar"
+    compileOnly 'io.netty:netty-buffer:4.1.106.Final'
+    compileOnly 'io.netty:netty-transport:4.1.106.Final'
 
-    doLast {
-        if ("${buildDir}" == null) {
-            return
-        }
-        delete fileTree("${libs}").matching {
-            exclude("${uberJarName}")
-        }
-        file(libs + "/" + uberJarName).renameTo(file(libs + "/" + jarName))
-    }
-}
-build.finalizedBy(finalizeProject)
-
-if (steamwarProperties.containsKey("hostname")) {
-    String hostname = steamwarProperties.get("hostname")
-    String uploadPath = steamwarProperties.getOrDefault("uploadPath", "~")
-
-    String server = steamwarProperties.getOrDefault("server", "DevBungee")
-    String serverStartFlags = steamwarProperties.getOrDefault("serverStartFlags", "")
-
-    task uploadProject {
-        description 'Upload this project'
-        group "Steamwar"
-
-        doLast {
-            await(shell("scp ${libs}/${jarName} ${hostname}:${uploadPath}/${server}/plugins"))
-            if (steamwarProperties.getOrDefault("directStart", "false") == "false" && !answer("Start ${server} server?")) {
-                return
-            }
-            serverStart(server, serverStartFlags, hostname)
-        }
-    }
-    uploadProject.dependsOn(buildProject)
-
-    task startDevServer {
-        description 'Start the DevBungee'
-        group "Steamwar"
-
-        doLast {
-            serverStart(server, serverStartFlags, hostname)
-        }
-    }
-}
-
-private def await(Process proc) {
-    def out = new StringBuilder()
-    def err = new StringBuilder()
-    proc.waitForProcessOutput(out, err)
-    return [out, err, proc.exitValue()]
-}
-
-private def shell(String command) {
-    if (operatingSystem == "unix") {
-        return ['bash', '-c', command].execute()
-    } else {
-        return ["cmd", "/c", command].execute()
-    }
-}
-
-private def serverStart(String serverName, String serverFlags, String hostname) {
-    def proc = shell("ssh -t ${hostname} \"./mc ${serverFlags} ${serverName}\"")
-
-    Set<String> strings = new HashSet<>()
-    File file = new File("${projectDir}/ignoredlog");
-    if (file.exists()) {
-        new BufferedReader(new InputStreamReader(new FileInputStream(file))).readLines().forEach({ s ->
-            strings.add(s)
-        })
-    }
-
-    Thread outputThread = new Thread({
-        Reader reader = proc.getInputStream().newReader();
-        Writer writer = System.out.newWriter();
-        try {
-            while (proc.alive) {
-                String s = reader.readLine()
-                if (s == null) {
-                    return
-                }
-                if (strings.stream().anyMatch({check -> s.contains(check)})) {
-                    continue
-                }
-                writer.write(s + "\n")
-                writer.flush()
-            }
-        } catch (IOException e) {
-            // Ignored
-        }
-    })
-    outputThread.setName("${serverName} - OutputThread")
-    outputThread.start()
-
-    Writer writer
-    Thread inputThread = new Thread({
-        Reader reader = System.in.newReader()
-        writer = proc.getOutputStream().newWriter()
-        try {
-            while (proc.alive) {
-                String s = reader.readLine()
-                writer.write(s + "\n")
-                writer.flush()
-            }
-        } catch (IOException e) {
-            // Ignored
-        }
-    })
-    inputThread.setName("${serverName} - InputThread")
-    inputThread.start()
-
-    gradle.buildFinished { buildResult ->
-        if (!proc.alive) {
-            return
-        }
-        writer = proc.getOutputStream().newWriter()
-        writer.write("stop\n")
-        writer.flush()
-        awaitClose(proc, outputThread, inputThread)
-    }
-    awaitClose(proc, outputThread, inputThread)
-};
-
-private static def awaitClose(Process proc, Thread outputThread, Thread inputThread) {
-    while (proc.alive) {
-        Thread.sleep(10)
-    }
-    proc.closeStreams()
-    outputThread.interrupt()
-    inputThread.interrupt()
-}
-
-private def answer(String question) {
-    while (System.in.available() > 0) System.in.read()
-    println(question)
-    boolean valid = "Yy".contains(((char) System.in.read()).toString())
-    while (System.in.available() > 0) System.in.read()
-    return valid
+    implementation 'com.github.Carleslc.Simple-YAML:Simple-Yaml:1.8.4'
 }

deployarena.py

@@ -0,0 +1,86 @@
+#!/usr/bin/env python3
+import datetime
+import os
+import shutil
+import sys
+import tarfile
+from os import path
+
+# Non stdlib
+from nbt import nbt
+from ruamel.yaml import YAML
+yaml = YAML()
+
+if __name__ == "__main__":
+    configfile = f'/configs/GameModes/{sys.argv[1]}'
+    version = int(sys.argv[2])
+    worldname = sys.argv[3]
+
+    with open(configfile, 'r') as file:
+        gamemode = yaml.load(file)
+
+    builderworld = path.expanduser(f'~/builder{version}/{worldname}')
+    arenaworld = f'/servers/{gamemode["Server"]["Folder"]}/arenas/{worldname}'
+
+    if path.exists(arenaworld):
+        backupworld = path.expanduser(f'~/backup/arenas/{datetime.datetime.now()}-{worldname}-{version}.tar.xz')
+        with tarfile.open(backupworld, 'w:xz') as tar:
+            tar.add(arenaworld, arcname=worldname)
+
+        shutil.rmtree(arenaworld)
+    else:
+        gamemode['Server']['Maps'].append(worldname)
+
+        with open(configfile, 'w') as file:
+            yaml.dump(gamemode, file)
+
+
+    level = nbt.NBTFile(f'{builderworld}/level.dat')
+    level['Data']['Difficulty'] = nbt.TAG_Byte(2)
+    gameRules = level['Data']['GameRules']
+    gameRules['announceAdvancements'] = nbt.TAG_String('false')
+    gameRules['disableRaids'] = nbt.TAG_String('true')
+    gameRules['doDaylightCycle'] = nbt.TAG_String('false')
+    gameRules['doEntityDrops'] = nbt.TAG_String('false')
+    gameRules['doFireTick'] = nbt.TAG_String('true')
+    gameRules['doImmediateRespawn'] = nbt.TAG_String('true')
+    gameRules['doInsomnia'] = nbt.TAG_String('false')
+    gameRules['doLimitedCrafting'] = nbt.TAG_String('false')
+    gameRules['doMobLoot'] = nbt.TAG_String('false')
+    gameRules['doMobSpawning'] = nbt.TAG_String('false')
+    gameRules['doPatrolSpawning'] = nbt.TAG_String('false')
+    gameRules['doTileDrops'] = nbt.TAG_String('true')
+    gameRules['doTraderSpawning'] = nbt.TAG_String('false')
+    gameRules['doWardenSpawning'] = nbt.TAG_String('false')
+    gameRules['doWeatherCycle'] = nbt.TAG_String('false')
+    gameRules['drowningDamage'] = nbt.TAG_String('true')
+    gameRules['fallDamage'] = nbt.TAG_String('true')
+    gameRules['fireDamage'] = nbt.TAG_String('true')
+    gameRules['freezeDamage'] = nbt.TAG_String('true')
+    gameRules['keepInventory'] = nbt.TAG_String('true')
+    gameRules['lavaSourceConversion'] = nbt.TAG_String('false')
+    gameRules['maxEntityCramming'] = nbt.TAG_String('24')
+    gameRules['mobGriefing'] = nbt.TAG_String('false')
+    gameRules['naturalRegeneration'] = nbt.TAG_String('false')
+    gameRules['randomTickSpeed'] = nbt.TAG_String('3')
+    gameRules['reducedDebugInfo'] = nbt.TAG_String('true')
+    gameRules['snowAccumulationHeight'] = nbt.TAG_String('1')
+    gameRules['spawnRadius'] = nbt.TAG_String('0')
+    gameRules['spectatorsGenerateChunks'] = nbt.TAG_String('true')
+    gameRules['waterSourceConversion'] = nbt.TAG_String('true')
+    level.write_file()
+
+    if path.exists(arenaworld):
+        shutil.rmtree(arenaworld)
+
+    os.makedirs(f'{arenaworld}/backup')
+    shutil.copy2(f'{builderworld}/level.dat', f'{arenaworld}/backup/level.dat')
+    shutil.copytree(f'{builderworld}/region', f'{arenaworld}/backup/region')
+
+    shutil.copy2(f'{builderworld}/level.dat', f'{arenaworld}/level.dat')
+    shutil.copytree(f'{builderworld}/region', f'{arenaworld}/region')
+    shutil.copy2(f'{builderworld}/config.yml', f'{arenaworld}/config.yml')
+
+    if path.exists(f'{builderworld}/paper-world.yml'):
+        shutil.copy2(f'{builderworld}/paper-world.yml', f'{arenaworld}/backup/paper-world.yml')
+        shutil.copy2(f'{builderworld}/paper-world.yml', f'{arenaworld}/paper-world.yml')

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 #Sat Apr 10 23:34:12 CEST 2021
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.1-all.zip
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists

settings.gradle

@@ -17,6 +17,15 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-rootProject.name = 'BungeeCore'
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+        maven {
+            url = uri("https://steamwar.de/maven/")
+        }
+    }
+}
+
+rootProject.name = 'VelocityCore'
 
 include 'CommonCore'

src/de/steamwar/bungeecore/ArenaMode.java

@@ -20,10 +20,8 @@
 package de.steamwar.bungeecore;
 
 import de.steamwar.sql.SchematicType;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.config.Configuration;
-import net.md_5.bungee.config.ConfigurationProvider;
-import net.md_5.bungee.config.YamlConfiguration;
+import org.simpleyaml.configuration.Configuration;
+import org.simpleyaml.configuration.file.YamlFile;
 
 import java.io.File;
 import java.io.IOException;
@@ -32,19 +30,29 @@ import java.util.stream.Collectors;
 
 public class ArenaMode {
 
+    private static final Random random = new Random();
+
     private static final Map<String, ArenaMode> byChat = new HashMap<>();
     private static final Map<String, ArenaMode> byInternal = new HashMap<>();
     private static final Map<SchematicType, ArenaMode> bySchemType = new HashMap<>();
     private static final List<ArenaMode> allModes = new LinkedList<>();
-    private static final Random random = new Random();
 
     static {
-        File folder = new File(ProxyServer.getInstance().getPluginsFolder(), "FightSystem");
+        init();
+    }
+
+    public static void init() {
+        byChat.clear();
+        byInternal.clear();
+        bySchemType.clear();
+        allModes.clear();
+
+        File folder = new File(VelocityCore.get().getDataDirectory().getParent().toFile(), "FightSystem");
 
         for(File configFile : Arrays.stream(folder.listFiles((file, name) -> name.endsWith(".yml") && !name.endsWith(".kits.yml"))).sorted().collect(Collectors.toList())) {
             Configuration config;
             try {
-                config = ConfigurationProvider.getProvider(YamlConfiguration.class).load(configFile);
+                config = YamlFile.loadConfiguration(configFile);
             } catch (IOException e) {
                 throw new SecurityException("Could not load SchematicTypes", e);
             }

src/de/steamwar/bungeecore/Broadcaster.java

@@ -19,7 +19,8 @@
 
 package de.steamwar.bungeecore;
 
-import net.md_5.bungee.api.ProxyServer;
+import de.steamwar.messages.ChatSender;
+import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
 
 import java.util.concurrent.TimeUnit;
 
@@ -29,14 +30,15 @@ class Broadcaster {
     private int lastBroadCast = 0;
 
     Broadcaster(){
-        ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
-            if(!ProxyServer.getInstance().getPlayers().isEmpty() && broadCastMsgs.length > 0)
-                BungeeCore.broadcast(BungeeCore.CHAT_PREFIX + broadCastMsgs[lastBroadCast]);
+        VelocityCore.get().getProxyServer().getScheduler().buildTask(VelocityCore.get(), () -> {
+            if(!VelocityCore.get().getProxyServer().getAllPlayers().isEmpty() && broadCastMsgs.length > 0) {
+                VelocityCore.get().getProxyServer().sendMessage(LegacyComponentSerializer.legacySection().deserialize(VelocityCore.CHAT_PREFIX + broadCastMsgs[lastBroadCast]));
+            }
             lastBroadCast++;
             if(lastBroadCast == broadCastMsgs.length){
                 lastBroadCast = 0;
             }
-        }, 10, 10, TimeUnit.MINUTES);
+        }).repeat(10, TimeUnit.MINUTES);
     }
 
     static void setBroadCastMsgs(String[] broadCastMsgs) {

src/de/steamwar/bungeecore/ErrorLogger.java

@@ -87,6 +87,7 @@ public class ErrorLogger extends Handler {
         contains.add("Server is online mode!");
         contains.add(" took ");
         contains.add("Could not translate packet ");
+        contains.add("455420");
         ignoreContains = Collections.unmodifiableList(contains);
     }
 }

src/de/steamwar/bungeecore/EventStarter.java

@@ -20,41 +20,36 @@
 package de.steamwar.bungeecore;
 
 import de.steamwar.sql.EventFight;
-import de.steamwar.sql.SteamwarUser;
 import de.steamwar.sql.Team;
-import de.steamwar.sql.Event;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.scheduler.ScheduledTask;
+import net.kyori.adventure.text.event.ClickEvent;
 
 import java.sql.Timestamp;
+import java.util.HashMap;
 import java.util.Map;
 import java.util.Queue;
 import java.util.concurrent.TimeUnit;
 
 import static de.steamwar.bungeecore.Storage.eventServer;
 
-public class EventStarter implements Runnable {
+public class EventStarter {
 
-    private static ScheduledTask task = null;
+    private static final Map<Integer, String> spectatePorts = new HashMap<>();
 
-    EventStarter(){
+    public static void addSpectateServer(int port, String command) {
+        spectatePorts.put(port, command);
+    }
+
+    public EventStarter() {
         EventFight.loadAllComingFights();
-
-        if(task != null)
-            task.cancel();
-
-        ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(), this, 1, 10, TimeUnit.SECONDS);
+        VelocityCore.get().getProxyServer().getScheduler().buildTask(VelocityCore.get(), this::run).repeat(10, TimeUnit.SECONDS);
     }
 
     public static Map<Integer, Subserver> getEventServer() {
         return eventServer;
     }
 
-    @Override
-    public void run() {
-        eventServer.entrySet().removeIf(entry -> !Subserver.getServerList().contains(entry.getValue()));
+    private void run() {
+        eventServer.entrySet().removeIf(entry -> Subserver.getSubserver(entry.getValue().getServer()) == null);
         Queue<EventFight> fights = EventFight.getFights();
 
         EventFight next;
@@ -63,22 +58,19 @@ public class EventStarter implements Runnable {
             Team red = Team.get(next.getTeamRed());
 
             //Don't start EventServer if not the event bungee
-            if(BungeeCore.EVENT_MODE || !Event.get(next.getEventID()).spectateSystem()) {
+            if(VelocityCore.EVENT_MODE || next.getSpectatePort() == 0) {
                 ServerStarter starter = new ServerStarter().event(next);
 
-                ProxiedPlayer leiter = ProxyServer.getInstance().getPlayer(SteamwarUser.get(next.getKampfleiter()).getUUID());
-                if(leiter != null)
-                    starter.send(leiter);
+                starter.callback(subserver -> {
+                    eventServer.put(blue.getTeamId(), subserver);
+                    eventServer.put(red.getTeamId(), subserver);
+                }).start();
 
-                Subserver subserver = starter.start();
-
-                eventServer.put(blue.getTeamId(), subserver);
-                eventServer.put(red.getTeamId(), subserver);
                 Message.broadcast("EVENT_FIGHT_BROADCAST", "EVENT_FIGHT_BROADCAST_HOVER",
-                        new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/event " + blue.getTeamKuerzel()), blue.getTeamColor(), blue.getTeamName(), red.getTeamColor(), red.getTeamName());
+                        ClickEvent.runCommand("/event " + blue.getTeamKuerzel()), blue.getTeamColor(), blue.getTeamName(), red.getTeamColor(), red.getTeamName());
             } else {
                 Message.broadcast("EVENT_FIGHT_BROADCAST", "EVENT_FIGHT_BROADCAST_HOVER",
-                        new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/spectate"), blue.getTeamColor(), blue.getTeamName(), red.getTeamColor(), red.getTeamName());
+                        ClickEvent.runCommand("/" + spectatePorts.get(next.getSpectatePort())), blue.getTeamColor(), blue.getTeamName(), red.getTeamColor(), red.getTeamName());
             }
         }
     }

src/de/steamwar/bungeecore/Message.java

@@ -19,12 +19,13 @@
 
 package de.steamwar.bungeecore;
 
+import com.velocitypowered.api.command.CommandSource;
 import de.steamwar.messages.ChatSender;
 import de.steamwar.messages.SteamwarResourceBundle;
-import net.md_5.bungee.api.ChatMessageType;
-import net.md_5.bungee.api.CommandSender;
-import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.chat.TextComponent;
+import net.kyori.adventure.identity.Identity;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
 
 import java.text.DateFormat;
 import java.text.MessageFormat;
@@ -35,17 +36,17 @@ import java.util.ResourceBundle;
 public class Message {
 
     @Deprecated
-    public static TextComponent parseToComponent(String message, boolean prefixed, CommandSender sender, Object... params){
-        return new TextComponent(TextComponent.fromLegacyText(parse(message, prefixed, locale(sender), params)));
+    public static Component parseToComponent(String message, boolean prefixed, CommandSource sender, Object... params){
+        return LegacyComponentSerializer.legacySection().deserialize(parse(message, prefixed, locale(sender), params));
     }
 
     @Deprecated
-    public static String parsePrefixed(String message, CommandSender sender, Object... params){
+    public static String parsePrefixed(String message, CommandSource sender, Object... params){
         return parse(message, true, locale(sender), params);
     }
 
     @Deprecated
-    public static String parse(String message, CommandSender sender, Object... params){
+    public static String parse(String message, CommandSource sender, Object... params){
         return parse(message, false, locale(sender), params);
     }
 
@@ -55,8 +56,8 @@ public class Message {
     }
 
     @Deprecated
-    private static Locale locale(CommandSender sender) {
-        return ChatSender.of(sender).getLocale();
+    private static Locale locale(CommandSource sender) {
+        return sender.get(Identity.LOCALE).orElse(Locale.GERMAN);
     }
 
     @Deprecated
@@ -82,32 +83,32 @@ public class Message {
     }
 
     @Deprecated
-    public static void send(String message, CommandSender sender, Object... params){
-        send(message, true, sender, ChatMessageType.SYSTEM, null, null, params);
+    public static void send(String message, CommandSource sender, Object... params){
+        send(message, true, sender, null, null, params);
     }
 
     @Deprecated
-    public static void sendPrefixless(String message, CommandSender sender, Object... params){
-        send(message, false, sender, ChatMessageType.SYSTEM, null, null, params);
+    public static void sendPrefixless(String message, CommandSource sender, Object... params){
+        send(message, false, sender, null, null, params);
     }
 
     @Deprecated
-    public static void send(String message, CommandSender sender, String onHover, ClickEvent onClick, Object... params){
-        send(message, true, sender, ChatMessageType.SYSTEM, onHover, onClick, params);
+    public static void send(String message, CommandSource sender, String onHover, ClickEvent onClick, Object... params){
+        send(message, true, sender, onHover, onClick, params);
     }
 
     @Deprecated
-    public static void sendPrefixless(String message, CommandSender sender, String onHover, ClickEvent onClick, Object... params){
-        send(message, false, sender, ChatMessageType.SYSTEM, onHover, onClick, params);
+    public static void sendPrefixless(String message, CommandSource sender, String onHover, ClickEvent onClick, Object... params){
+        send(message, false, sender, onHover, onClick, params);
     }
 
     @Deprecated
-    private static void send(String message, boolean prefixed, CommandSender s, ChatMessageType type, String onHover, ClickEvent onClick, Object... params){
+    private static void send(String message, boolean prefixed, CommandSource s, String onHover, ClickEvent onClick, Object... params){
         ChatSender sender = ChatSender.of(s);
-        if(type == ChatMessageType.CHAT && !sender.chatShown())
+        if(!sender.chatShown())
             return;
 
-        sender.send(prefixed, type, onHover != null ? new Message("PLAIN_STRING", onHover) : null, onClick, new Message(message, params));
+        sender.send(prefixed, onHover != null ? new Message("PLAIN_STRING", onHover) : null, onClick, new Message(message, params));
     }
 
     public static void broadcast(String message, Object... params) {
@@ -123,7 +124,7 @@ public class Message {
     }
 
     public static void team(String message, String onHover, ClickEvent onClick, Object... params) {
-        ChatSender.serverteamReceivers().filter(player -> player.user().getUserGroup().isTeamGroup()).forEach(player -> player.prefixless(message, onHover != null ? new Message(onHover, params) : null, onClick, params));
+        ChatSender.serverteamReceivers().forEach(player -> player.prefixless(message, onHover != null ? new Message(onHover, params) : null, onClick, params));
     }
 
     private final String format;

src/de/steamwar/bungeecore/Node.java

@@ -23,6 +23,7 @@ import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.ProxyServer;
 
 import java.io.*;
+import java.nio.file.Files;
 import java.util.*;
 import java.util.concurrent.TimeUnit;
 import java.util.function.Consumer;
@@ -30,7 +31,13 @@ import java.util.logging.Level;
 
 public abstract class Node {
 
-    private static final List<String> OPENJ9_ARGS = Arrays.asList("-Xgc:excessiveGCratio=80", "-Xsyslog:none", "-Xtrace:none", "-Xdisableexplicitgc", "-XX:+AlwaysPreTouch", "-XX:+CompactStrings", "-XX:-HeapDumpOnOutOfMemory", "-XX:+ExitOnOutOfMemoryError", "-Dlog4j.configurationFile=log4j2.xml", "-Dio.netty.allocator.numHeapArenas=1", "-Xmos128M", "-Xmns48M"); // initial heap half values of memory observed by 1.19 spectate server
+    //-Xquickstart Langzeitperformance testen!
+    private static final List<String> OPENJ9_ARGS = Arrays.asList(
+            "-XX:+EnableCRIUSupport", "-XX:-CRIURestoreNonPortableMode",
+            "-Xgc:excessiveGCratio=80", "-Xdisableexplicitgc", "-Xnoclassgc", "-Xmos128M", "-Xmns48M", "-XX:+ExitOnOutOfMemoryError", // initial heap half values of memory observed by 1.19 spectate server
+            "-Xsyslog:none", "-Xtrace:none", "-Xverify:none", "-Xdump:system:none", "-Xdump:jit:none", "-Xdump:snap:none",
+            "-Dlog4j.configurationFile=log4j2.xml"
+    );
     private static final Set<String> JAVA_8 = new HashSet<>();
     static {
         JAVA_8.add("paper-1.8.8.jar");
@@ -41,7 +48,6 @@ public abstract class Node {
     }
 
     private static final long MIN_FREE_MEM = 4 * 1024 * 1024L; // 4 GiB
-    private static final double MAX_LOAD = 0.8;
 
     private static final List<Node> nodes = new ArrayList<>();
 
@@ -65,13 +71,10 @@ public abstract class Node {
     protected final String hostname;
     protected volatile boolean belowLoadLimit = true;
 
-    private long previousCpuLoaded = 0;
-    private long previousCpuTotal = 0;
-
     protected Node(String hostname) {
         this.hostname = hostname;
         nodes.add(this);
-        BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), this::calcLoadLimit, 1, 2, TimeUnit.SECONDS);
+        VelocityCore.get().getProxyServer().getScheduler().buildTask(VelocityCore.get(), () -> calcLoadLimit()).repeat(2, TimeUnit.SECONDS);
     }
 
     public void execute(String... command) {
@@ -80,7 +83,7 @@ public abstract class Node {
         } catch (IOException e) {
             throw new SecurityException("Could not execute command", e);
         } catch (InterruptedException e) {
-            ProxyServer.getInstance().getLogger().log(Level.SEVERE, "Interrupted during execution", e);
+            VelocityCore.get().getLogger().log(Level.SEVERE, "Interrupted during execution", e);
             Thread.currentThread().interrupt();
         }
     }
@@ -96,17 +99,18 @@ public abstract class Node {
         if (JAVA_8.contains(serverJar))
             cmd.add("/usr/lib/jvm/java-8-openj9-amd64/bin/java");
         else
-            cmd.add("java");
+            cmd.add("/usr/lib/jvm/java-21-openj9-amd64/bin/java");
 
         for(String param : dParams){
             cmd.add("-D" + param);
         }
-        cmd.add("-Xmx" + xmx);
         cmd.add("-Xshareclasses:nonfatal,name=" + directory.getName());
+        cmd.add("-Xmx" + xmx);
         cmd.addAll(OPENJ9_ARGS);
         if (!JAVA_8.contains(serverJar)) {
             cmd.add("--add-opens");
             cmd.add("java.base/jdk.internal.misc=ALL-UNNAMED");
+            cmd.add("-XX:-CRIUSecProvider");
         }
         cmd.add("-jar");
         cmd.add("/binarys/" + serverJar);
@@ -120,28 +124,18 @@ public abstract class Node {
         cmd.add("nogui");
     }
 
-    protected void calcLoadLimit(BufferedReader stat, BufferedReader meminfo) throws IOException {
-        String[] cpuline = stat.readLine().split(" "); // 0-1: prefix, 2: user, 3: nice, 4: system, 5: idle, 6: iowait, 7: irq, 8: softirq, 9: steal, 10: guest, 11: guest_nice
-        long cpuLoaded = Long.parseLong(cpuline[2]) + Long.parseLong(cpuline[4]) + Long.parseLong(cpuline[6]) + Long.parseLong(cpuline[7]) + Long.parseLong(cpuline[8]) + Long.parseLong(cpuline[9]) + Long.parseLong(cpuline[10]) + Long.parseLong(cpuline[11]);
-        long cpuTotal = cpuLoaded + Long.parseLong(cpuline[3]) + Long.parseLong(cpuline[5]);
-
-        cpuLoaded -= previousCpuLoaded;
-        cpuTotal -= previousCpuTotal;
-        previousCpuLoaded += cpuLoaded;
-        previousCpuTotal += cpuTotal;
-
+    protected void calcLoadLimit(BufferedReader meminfo) throws IOException {
         String line = meminfo.readLine();
         while(!line.startsWith("MemAvailable")) {
             line = meminfo.readLine();
         }
 
         long availableMem = Long.parseLong(line.replaceAll(" +", " ").split(" ")[1]);
-        belowLoadLimit = cpuLoaded / (double)cpuTotal <= MAX_LOAD && availableMem >= MIN_FREE_MEM;
+        belowLoadLimit = availableMem >= MIN_FREE_MEM;
     }
 
     public static class LocalNode extends Node {
         private static final File MEMINFO = new File("/proc/meminfo");
-        private static final File STAT = new File("/proc/stat");
 
         public LocalNode() {
             super("sw");
@@ -158,12 +152,10 @@ public abstract class Node {
 
         @Override
         protected void calcLoadLimit() {
-            try (BufferedReader loadavg = new BufferedReader(new InputStreamReader(new FileInputStream(STAT)))) {
-                try (BufferedReader meminfo = new BufferedReader(new InputStreamReader(new FileInputStream(MEMINFO)))) {
-                    calcLoadLimit(loadavg, meminfo);
-                }
+            try (BufferedReader meminfo = new BufferedReader(new InputStreamReader(Files.newInputStream(MEMINFO.toPath())))) {
+                calcLoadLimit(meminfo);
             } catch (IOException e) {
-                BungeeCore.get().getLogger().log(Level.SEVERE, "Could not read local load", e);
+                VelocityCore.get().getLogger().log(Level.SEVERE, "Could not read local load", e);
                 belowLoadLimit = false;
             }
         }
@@ -178,7 +170,7 @@ public abstract class Node {
 
         public RemoteNode(String hostname) {
             super(hostname);
-            BungeeCore.get().getLogger().log(Level.INFO, "Added node " + hostname);
+            VelocityCore.get().getLogger().log(Level.INFO, "Added node " + hostname);
         }
 
         @Override
@@ -207,17 +199,15 @@ public abstract class Node {
         @Override
         protected void calcLoadLimit() {
             try {
-                Process process = prepareExecution("cat /proc/stat /proc/meminfo").start();
+                Process process = prepareExecution("cat /proc/meminfo").start();
                 if(!process.waitFor(1, TimeUnit.SECONDS))
                     throw new IOException(hostname + " timeout");
                 try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()))) {
-                    if(reader == null)
-                        throw new IOException("Why reader null? " + process.getInputStream());
-                    calcLoadLimit(reader, reader);
+                    calcLoadLimit(reader);
                 }
             } catch (IOException e) {
                 if(belowLoadLimit)
-                    BungeeCore.get().getLogger().log(Level.SEVERE, "Could read remote load", e);
+                    VelocityCore.get().getLogger().log(Level.SEVERE, "Could read remote load", e);
                 belowLoadLimit = false;
             } catch (InterruptedException e) {
                 Thread.currentThread().interrupt();

src/de/steamwar/bungeecore/ServerStarter.java

@@ -1,12 +1,11 @@
 package de.steamwar.bungeecore;
 
-import de.steamwar.sql.EventFight;
-import de.steamwar.sql.SteamwarUser;
-import de.steamwar.sql.Team;
-import de.steamwar.sql.Tutorial;
+import com.velocitypowered.api.proxy.Player;
 import de.steamwar.messages.ChatSender;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
+import de.steamwar.sql.*;
+import lombok.Getter;
 
+import java.io.DataOutputStream;
 import java.io.File;
 import java.io.IOException;
 import java.net.InetSocketAddress;
@@ -14,23 +13,22 @@ import java.nio.file.Files;
 import java.time.format.DateTimeFormatter;
 import java.util.*;
 import java.util.function.BooleanSupplier;
+import java.util.function.Consumer;
 import java.util.function.Function;
 import java.util.stream.Collectors;
 
 public class ServerStarter {
 
-    private static final Portrange BAU_PORTS = BungeeCore.MAIN_SERVER ? new Portrange(10100, 20000) : new Portrange(2100, 2200);
-    private static final Portrange ARENA_PORTS = BungeeCore.MAIN_SERVER ? new Portrange(3000, 3100) : (BungeeCore.EVENT_MODE ? new Portrange(4000, 5000) : BAU_PORTS);
+    private static final Portrange BAU_PORTS = VelocityCore.MAIN_SERVER ? new Portrange(10100, 20000) : new Portrange(2100, 2200);
+    private static final Portrange ARENA_PORTS = VelocityCore.MAIN_SERVER ? new Portrange(3000, 3100) : (VelocityCore.EVENT_MODE ? new Portrange(4000, 5000) : BAU_PORTS);
 
     private static final String SERVER_PATH = "/servers/";
     private static final String USER_HOME = System.getProperty("user.home") + "/";
     private static final String EVENT_PATH = USER_HOME + "event/";
     public static final String TEMP_WORLD_PATH =  USER_HOME + "arenaserver/";
     public static final String TUTORIAL_PATH = USER_HOME + "tutorials/";
-    public static final String WORLDS12_PATH = USER_HOME + "userworlds/";
-    public static final String WORLDS15_PATH = USER_HOME + "userworlds15/";
-    public static final String WORLDS19_PATH = USER_HOME + "userworlds19/";
 
+    public static final String WORLDS_BASE_PATH = USER_HOME + "userworlds";
     public static final String BUILDER_BASE_PATH = USER_HOME + "builder";
 
     private File directory = null;
@@ -48,9 +46,11 @@ public class ServerStarter {
     private boolean allowMerge = false;
     private String fightMap = null;
     private String gameMode = null;
-    private ServerConstructor constructor = (serverName, port, builder, shutdownCallback) -> new Arenaserver(serverName, gameMode, fightMap, allowMerge, port, builder, shutdownCallback);
+    private boolean checkpoint = false;
+    private ServerConstructor constructor = (serverName, port, builder, shutdownCallback, failureCallback) -> new Arenaserver(serverName, gameMode, fightMap, allowMerge, port, builder, shutdownCallback);
+    private Consumer<Subserver> callback = subserver -> {};
 
-    private final Set<ProxiedPlayer> playersToSend = new HashSet<>();
+    private final Set<Player> playersToSend = new HashSet<>();
     private final Map<String, String> arguments = new HashMap<>();
 
     public ServerStarter arena(ArenaMode mode, String map) {
@@ -68,7 +68,7 @@ public class ServerStarter {
 
     public ServerStarter event(EventFight eventFight) {
         arena(ArenaMode.getByInternal(eventFight.getSpielmodus()), eventFight.getMap());
-        node = BungeeCore.local;
+        node = Node.LocalNode.getNode();
         worldDir = EVENT_PATH;
         worldCleanup = () -> {};
         arguments.put("fightID", String.valueOf(eventFight.getFightID()));
@@ -81,7 +81,7 @@ public class ServerStarter {
         return this;
     }
 
-    public ServerStarter test(ArenaMode mode, String map, ProxiedPlayer owner) {
+    public ServerStarter test(ArenaMode mode, String map, Player owner) {
         arena(mode, map);
         buildWithTemp(owner);
         portrange = BAU_PORTS;
@@ -89,12 +89,12 @@ public class ServerStarter {
         return send(owner);
     }
 
-    public ServerStarter blueLeader(ProxiedPlayer player) {
+    public ServerStarter blueLeader(Player player) {
         arguments.put("blueLeader", player.getUniqueId().toString());
         return send(player);
     }
 
-    public ServerStarter redLeader(ProxiedPlayer player) {
+    public ServerStarter redLeader(Player player) {
         arguments.put("redLeader", player.getUniqueId().toString());
         return send(player);
     }
@@ -114,34 +114,46 @@ public class ServerStarter {
         return this;
     }
 
-    public ServerStarter build19(UUID owner) {
-        directory = new File(SERVER_PATH, "Bau19");
-        serverJar = "paper-1.19.3.jar";
-        worldDir = WORLDS19_PATH;
-        worldName = String.valueOf(SteamwarUser.get(owner).getId());
-        buildWithWorld(owner, new File(directory, "Bauwelt").getPath());
+    public ServerStarter build(Version version, UUID owner) {
+        directory = version.getServerDirectory("Bau");
+        serverJar = version.getServerJar();
+        worldDir = version.getWorldFolder(WORLDS_BASE_PATH);
+        worldName = version != Version.SPIGOT_12 ? String.valueOf(SteamwarUser.get(owner).getId()) : owner.toString();
+        checkpoint = true;
+
+        build(owner);
+
+        worldSetup = () -> {
+            File world = new File(worldDir, worldName);
+            if (!world.exists())
+                copyWorld(node, new File(directory, "Bauwelt").getPath(), world.getPath());
+        };
+
+        // Send players to existing server
+        startCondition = () -> {
+            Bauserver subserver = Bauserver.get(owner);
+            if(subserver != null) {
+                for(Player p : playersToSend)
+                    SubserverSystem.sendPlayer(subserver, p);
+                return false;
+            }
+            boolean atLeastOneSupervisor = playersToSend.stream().anyMatch(player -> {
+                if (player.getUniqueId().equals(owner)) return true;
+                BauweltMember bauweltMember = BauweltMember.getBauMember(owner, player.getUniqueId());
+                return bauweltMember.isSupervisor();
+            });
+            if (!atLeastOneSupervisor) {
+                for (Player p : playersToSend) {
+                    ChatSender.of(p).system("BAU_START_NOT_ALLOWED");
+                }
+            }
+            return atLeastOneSupervisor;
+        };
+
         return this;
     }
 
-    public ServerStarter build15(UUID owner) {
-        directory = new File(SERVER_PATH, "Bau15");
-        worldDir = WORLDS15_PATH;
-        worldName = String.valueOf(SteamwarUser.get(owner).getId());
-        buildWithWorld(owner, new File(directory, "Bauwelt").getPath());
-        return this;
-    }
-
-    public ServerStarter build12(UUID owner) {
-        directory = new File(SERVER_PATH, "Bau12");
-        serverJar = "spigot-1.12.2.jar";
-        xmx = "256M";
-        worldDir = WORLDS12_PATH;
-        worldName = owner.toString();
-        buildWithWorld(owner, new File(directory, "Bauwelt").getPath());
-        return this;
-    }
-
-    public ServerStarter tutorial(ProxiedPlayer owner, Tutorial tutorial) {
+    public ServerStarter tutorial(Player owner, Tutorial tutorial) {
         directory = new File(SERVER_PATH, "Tutorial");
         buildWithTemp(owner);
         tempWorld(TUTORIAL_PATH + tutorial.getTutorialId());
@@ -155,29 +167,7 @@ public class ServerStarter {
         worldCleanup = () -> SubserverSystem.deleteFolder(node, worldDir + worldName);
     }
 
-    private void buildWithWorld(UUID owner, String prototype) {
-        build(owner);
-
-        worldSetup = () -> {
-            File world = new File(worldDir, worldName);
-            if (!world.exists())
-                copyWorld(node, prototype, world.getPath());
-        };
-
-        // Send players to existing server
-        startCondition = () -> {
-            for(Subserver subserver : Subserver.getServerList()) {
-                if(subserver.getType() == Servertype.BAUSERVER && ((Bauserver)subserver).getOwner().equals(owner)) {
-                    for(ProxiedPlayer p : playersToSend)
-                        SubserverSystem.sendPlayer(subserver, p);
-                    return false;
-                }
-            }
-            return true;
-        };
-    }
-
-    private void buildWithTemp(ProxiedPlayer owner) {
+    private void buildWithTemp(Player owner) {
         build(owner.getUniqueId());
 
         // Stop existing build server
@@ -185,19 +175,16 @@ public class ServerStarter {
             if(startingBau(owner))
                 return false;
 
-            for (Subserver subserver : Subserver.getServerList()) {
-                if (subserver.getType() == Servertype.BAUSERVER && ((Bauserver) subserver).getOwner().equals(owner.getUniqueId()) && subserver.hasStarted()) {
-                    subserver.stop();
-                    break;
-                }
-            }
+            Bauserver subserver = Bauserver.get(owner.getUniqueId());
+            if(subserver != null && subserver.isStarted())
+                subserver.stop();
 
             return !startingBau(owner);
         };
     }
 
     private void build(UUID owner) {
-        constructor = (serverName, port, builder, shutdownCallback) -> new Bauserver(serverName, owner, port, builder, shutdownCallback);
+        constructor = (serverName, port, builder, shutdownCallback, failureCallback) -> new Bauserver(serverName, owner, port, builder, shutdownCallback, failureCallback);
         serverNameProvider = port -> bauServerName(SteamwarUser.get(owner));
     }
 
@@ -207,16 +194,16 @@ public class ServerStarter {
         worldDir = version.getWorldFolder(BUILDER_BASE_PATH);
         worldName = map;
         serverNameProvider = port -> "⛏" + map;
-        constructor = (serverName, port, builder, shutdownCallback) -> new Builderserver(serverName, worldName, port, builder, shutdownCallback);
+        checkpoint = true;
+        constructor = (serverName, port, builder, shutdownCallback, failureCallback) -> new Builderserver(serverName, worldName, port, builder, shutdownCallback, failureCallback);
 
         // Send players to existing server
         startCondition = () -> {
-            for(Subserver subserver : Subserver.getServerList()) {
-                if(subserver.getType() == Servertype.BUILDER && ((Builderserver)subserver).getMap().equals(worldName)) {
-                    for(ProxiedPlayer p : playersToSend)
-                        SubserverSystem.sendPlayer(subserver, p);
-                    return false;
-                }
+            Builderserver subserver = Builderserver.get(worldName);
+            if (subserver != null) {
+                for(Player p : playersToSend)
+                    SubserverSystem.sendPlayer(subserver, p);
+                return false;
             }
             return true;
         };
@@ -235,14 +222,19 @@ public class ServerStarter {
         return this;
     }
 
-    public ServerStarter send(ProxiedPlayer player) {
+    public ServerStarter send(Player player) {
         playersToSend.add(player);
         return this;
     }
 
-    public Subserver start() {
+    public ServerStarter callback(Consumer<Subserver> callback) {
+        this.callback = callback;
+        return this;
+    }
+
+    public boolean start() {
         if(!startCondition.getAsBoolean())
-            return null;
+            return false;
 
         int port = portrange.freePort();
         String serverName = serverNameProvider.apply(port);
@@ -250,10 +242,10 @@ public class ServerStarter {
         if(node == null) {
             node = Node.getNode();
             if(node == null) {
-                for (ProxiedPlayer p : playersToSend)
+                for (Player p : playersToSend)
                     ChatSender.of(p).system("SERVER_START_OVERLOAD");
 
-                return null;
+                return false;
             }
         }
         if(worldName == null)
@@ -262,22 +254,45 @@ public class ServerStarter {
         worldSetup.run();
         arguments.put("logPath", worldName);
 
-        Subserver subserver = constructor.construct(serverName, port, node.startServer(
-                serverJar, directory, worldDir, worldName, port, xmx, arguments.entrySet().stream().map(entry -> entry.getKey() + "=" + entry.getValue()).toArray(String[]::new)
-        ), worldCleanup);
+        File checkpointDir = new File("/tmp/" + System.getProperty("user.name") + ".checkpoints/" + directory.getName() + "/" + worldName);
+        if(checkpoint)
+            arguments.put("checkpoint", checkpointDir.getPath());
 
-        for(ProxiedPlayer p : playersToSend)
-            SubserverSystem.sendPlayer(subserver, p);
+        if(checkpoint && checkpointDir.exists()) {
+            try {
+                new DataOutputStream(Files.newOutputStream(new File(checkpointDir, "port").toPath())).writeInt(port);
+            } catch (IOException e) {
+                throw new SecurityException(e);
+            }
 
-        return subserver;
+            postStart(constructor.construct(serverName, port, node.prepareExecution(
+                    "criu", "restore", "-D", checkpointDir.getPath(), "--auto-dedup", "--shell-job", "-v"
+            ), worldCleanup, e -> regularStart(serverName, port)));
+        } else {
+            regularStart(serverName, port);
+        }
+
+        return true;
     }
 
-    private static boolean startingBau(ProxiedPlayer p) {
-        for (Subserver subserver : Subserver.getServerList()) {
-            if (subserver.getType() == Servertype.BAUSERVER && ((Bauserver) subserver).getOwner().equals(p.getUniqueId()) && !subserver.hasStarted()) {
-                Message.send("BAU_START_ALREADY", p);
-                return true;
-            }
+    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)
+        ), worldCleanup, null));
+    }
+
+    private void postStart(Subserver subserver) {
+        for(Player p : playersToSend)
+            SubserverSystem.sendPlayer(subserver, p);
+
+        callback.accept(subserver);
+    }
+
+    private static boolean startingBau(Player p) {
+        Bauserver subserver = Bauserver.get(p.getUniqueId());
+        if(subserver != null && !subserver.isStarted()) {
+            ChatSender.of(p).system("BAU_START_ALREADY");
+            return true;
         }
         return false;
     }
@@ -295,7 +310,7 @@ public class ServerStarter {
     }
 
     private interface ServerConstructor {
-        Subserver construct(String serverName, int port, ProcessBuilder builder, Runnable shutdownCallback);
+        Subserver construct(String serverName, int port, ProcessBuilder builder, Runnable shutdownCallback, Consumer<Exception> failureCallback);
     }
 
     private static class Portrange {
@@ -334,10 +349,12 @@ public class ServerStarter {
         }
     }
 
+    @Getter
     public enum Version {
         SPIGOT_12("spigot-1.12.2.jar", 12),
         SPIGOT_15("spigot-1.15.2.jar", 15),
-        PAPER_19("paper-1.19.3.jar", 19);
+        PAPER_19("paper-1.19.3.jar", 19),
+        PAPER_20("paper-1.20.1.jar", 20);
 
         private final String serverJar;
         private final int versionSuffix;
@@ -347,10 +364,6 @@ public class ServerStarter {
             this.versionSuffix = versionSuffix;
         }
 
-        public String getServerJar() {
-            return serverJar;
-        }
-
         public String getWorldFolder(String base) {
             return base + versionSuffix + "/";
         }

src/de/steamwar/bungeecore/SubserverSystem.java

@@ -19,14 +19,13 @@
 
 package de.steamwar.bungeecore;
 
+import com.velocitypowered.api.proxy.Player;
 import de.steamwar.bungeecore.network.NetworkSender;
 import de.steamwar.bungeecore.network.handlers.FightInfoHandler;
 import de.steamwar.sql.IgnoreSystem;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.network.packets.server.StartingServerPacket;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
+import net.kyori.adventure.text.event.ClickEvent;
 
 import java.util.UUID;
 
@@ -37,23 +36,26 @@ public class SubserverSystem {
         node.execute("rm", "-r", worldName);
     }
 
-    public static void sendDeniedMessage(ProxiedPlayer p, UUID owner){
-        ProxiedPlayer o = ProxyServer.getInstance().getPlayer(owner);
-        if(o == null)
+    public static void sendDeniedMessage(Player p, UUID owner){
+        Player o = VelocityCore.get().getProxyServer().getPlayer(owner).orElse(null);
+
+        if(o == null){
             return;
+        }
+
         if(IgnoreSystem.isIgnored(owner, p.getUniqueId())){
             Message.send("SERVER_IGNORED", p);
             return;
         }
 
-        Message.send("SERVER_ADD_MEMBER", o, p.getName());
-        Message.sendPrefixless("SERVER_ADD_MESSAGE", o, Message.parse("SERVER_ADD_MESSAGE_HOVER", o, p.getName()),
-                new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/bau addmember " + p.getName()));
+        Message.send("SERVER_ADD_MEMBER", o, p.getUsername());
+        Message.sendPrefixless("SERVER_ADD_MESSAGE", o, Message.parse("SERVER_ADD_MESSAGE_HOVER", o, p.getUsername()),
+                ClickEvent.runCommand("/bau addmember " + p.getUsername()));
     }
 
-    public static void sendPlayer(Subserver subserver, ProxiedPlayer player) {
+    public static void sendPlayer(Subserver subserver, Player player) {
         subserver.sendPlayer(player);
-        if(!subserver.hasStarted() && FightInfoHandler.onLobby(player))
+        if(!subserver.isStarted() && FightInfoHandler.onLobby(player))
             NetworkSender.send(player, new StartingServerPacket(SteamwarUser.get(player.getUniqueId()).getId()));
     }
 }

src/de/steamwar/bungeecore/VelocityCore.java

@@ -19,50 +19,51 @@
 
 package de.steamwar.bungeecore;
 
+import com.google.inject.Inject;
+import com.google.inject.Injector;
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.proxy.ProxyInitializeEvent;
+import com.velocitypowered.api.event.proxy.ProxyReloadEvent;
+import com.velocitypowered.api.plugin.Plugin;
+import com.velocitypowered.api.plugin.annotation.DataDirectory;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.ProxyServer;
 import de.steamwar.bungeecore.bot.SteamwarDiscordBot;
 import de.steamwar.bungeecore.bot.config.SteamwarDiscordBotConfig;
 import de.steamwar.bungeecore.commands.*;
 import de.steamwar.bungeecore.listeners.*;
-import de.steamwar.bungeecore.listeners.mods.*;
-import de.steamwar.bungeecore.listeners.ping.PingListener;
+import de.steamwar.bungeecore.mods.ServerListPing;
+import de.steamwar.bungeecore.mods.*;
 import de.steamwar.bungeecore.network.BungeeNetworkHandler;
-import de.steamwar.bungeecore.network.NetworkReceiver;
-import de.steamwar.bungeecore.network.SWScriptSyntaxForwarder;
-import de.steamwar.sql.Punishment;
-import de.steamwar.sql.SteamwarUser;
-import de.steamwar.sql.UserElo;
 import de.steamwar.bungeecore.tablist.TablistManager;
+import de.steamwar.bungeecore.util.SteamWarModule;
+import de.steamwar.bungeecore.util.annotations.Create;
 import de.steamwar.command.SWCommandUtils;
 import de.steamwar.command.SWTypeMapperCreator;
 import de.steamwar.command.TabCompletionCache;
 import de.steamwar.command.TypeMapper;
+import de.steamwar.sql.Punishment;
+import de.steamwar.sql.SteamwarUser;
 import de.steamwar.sql.Team;
+import de.steamwar.sql.UserElo;
 import de.steamwar.sql.internal.Statement;
-import net.md_5.bungee.BungeeCord;
-import net.md_5.bungee.api.ChatMessageType;
-import net.md_5.bungee.api.CommandSender;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.chat.HoverEvent;
-import net.md_5.bungee.api.chat.TextComponent;
-import net.md_5.bungee.api.config.ServerInfo;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.plugin.Plugin;
-import net.md_5.bungee.config.Configuration;
-import net.md_5.bungee.config.ConfigurationProvider;
-import net.md_5.bungee.config.YamlConfiguration;
+import lombok.Getter;
+import org.reflections.Reflections;
 
 import java.io.File;
 import java.io.IOException;
-import java.net.InetSocketAddress;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
+import java.nio.file.Path;
+import java.util.*;
 import java.util.concurrent.TimeUnit;
 import java.util.logging.Level;
+import java.util.logging.Logger;
 
-public class BungeeCore extends Plugin {
+@Plugin(
+        id = "velocitycore",
+        name = "VelocityCore",
+        authors = {"SteamWar"}
+)
+public class VelocityCore {
 
     public static boolean MAIN_SERVER;
 
@@ -70,69 +71,76 @@ public class BungeeCore extends Plugin {
     public static String LOBBY_SERVER;
     public static boolean EVENT_MODE;
 
-    private static BungeeCore instance;
+    private static VelocityCore instance;
 
-    public static final Map<String, String> serverPermissions = new HashMap<>();
-    public static final Map<String, String> commands = new HashMap<>();
-
-    public static Node local;
     private ErrorLogger errorLogger;
     private TablistManager tablistManager;
 
-    @Override
-    public void onEnable(){
-        getProxy().registerChannel("sw:bridge");
-        getProxy().registerChannel("fabricmodsender:mods");
-        getProxy().registerChannel("nochatreports:sync");
-        getProxy().registerChannel("sw:script_syntax");
+    @Getter
+    private final ProxyServer proxyServer;
 
+    @Getter
+    private final Logger logger;
+
+    @Getter
+    private final Path dataDirectory;
+
+    @Getter
+    private Injector injector;
+
+    @Inject
+    public VelocityCore(ProxyServer proxyServer, Logger logger, @DataDirectory Path dataDirectory, Injector injector) {
+        this.proxyServer = proxyServer;
+        this.logger = logger;
+        this.dataDirectory = dataDirectory;
+        this.injector = injector;
+    }
+
+    @Subscribe
+    public void onProxyInitialization(ProxyInitializeEvent event) {
         setInstance(this);
-        MAIN_SERVER = ProxyServer.getInstance().getConfig().getListeners().stream().anyMatch(info -> ((InetSocketAddress) info.getSocketAddress()).getPort() == 25565);
+        MAIN_SERVER = proxyServer.getBoundAddress().getPort() == 25565;
         loadConfig();
 
+        injector = injector.createChildInjector(new SteamWarModule(this));
+
         errorLogger = new ErrorLogger();
 
-        SWCommandUtils.init((SWTypeMapperCreator<TypeMapper<Object>, CommandSender, Object>) (mapper, tabCompleter) -> new TypeMapper<Object>() {
+        SWCommandUtils.init((SWTypeMapperCreator<TypeMapper<Object>, Player, Object>) (mapper, tabCompleter) -> new TypeMapper<Object>() {
             @Override
-            public Object map(CommandSender commandSender, String[] previousArguments, String s) {
+            public Object map(Player commandSender, String[] previousArguments, String s) {
                 return mapper.apply(s);
             }
 
             @Override
-            public Collection<String> tabCompletes(CommandSender sender, String[] previousArguments, String s) {
+            public Collection<String> tabCompletes(Player sender, String[] previousArguments, String s) {
                 return tabCompleter.apply(sender, s);
             }
         });
-        BungeeCord.getInstance().getScheduler().schedule(this, TabCompletionCache::invalidateOldEntries, 1, 1, TimeUnit.SECONDS);
+        proxyServer.getScheduler().buildTask(this, TabCompletionCache::invalidateOldEntries).repeat(1, TimeUnit.SECONDS);
 
-        new NonFabricFabricCheck();
+        Reflections reflections = new Reflections("de.steamwar.bungeecore");
+        reflections.getTypesAnnotatedWith(Create.class)
+                .forEach(clazz -> {
+                    Create create =  clazz.getAnnotation(Create.class);
+                    if (create.eventProxy() || MAIN_SERVER) {
+                        Object obj = injector.getInstance(clazz);
+                        if (Arrays.stream(clazz.getDeclaredMethods()).anyMatch(method -> method.isAnnotationPresent(Subscribe.class))) {
+                            proxyServer.getEventManager().register(this, obj);
+                        }
+                    }
+                });
 
-        new SWScriptSyntaxForwarder();
         new ConnectionListener();
-        new Forge();
-        new Forge12();
-        new LabyMod();
-        new Badlion();
         new ChatListener();
         new BanListener();
         new CheckListener();
-        new ModLoaderBlocker();
-        new WorldDownloader();
-        new BrandListener();
-        new Fabric();
-        new SubserverProtocolFixer();
-        new PingListener();
+        new IPSanitizer();
 
-        local = new Node.LocalNode();
         if(MAIN_SERVER) {
             //new Node.RemoteNode("lx");
         }
 
-        commands.put("/tp", null);
-        commands.put("/bc", null);
-        commands.put("/bauchat", null);
-        commands.put("/local", null);
-
         new TeamchatCommand();
         new MsgCommand();
         new RCommand();
@@ -166,9 +174,6 @@ public class BungeeCore extends Plugin {
         new SetLocaleCommand();
         new BuilderCloudCommand();
 
-        new CalendarCommand();
-        new CalendarListener();
-
         new ModCommand();
 
         // Punishment Commands:
@@ -199,16 +204,15 @@ public class BungeeCore extends Plugin {
 
         new EventStarter();
         new SessionManager();
-        new NetworkReceiver();
         BungeeNetworkHandler.register();
         tablistManager = new TablistManager();
         new SettingsChangedListener();
 
-        getProxy().getScheduler().schedule(this, () -> {
+        proxyServer.getScheduler().buildTask(this, () -> {
             SteamwarUser.clear();
             UserElo.clear();
             Team.clear();
-        }, 1, 1, TimeUnit.HOURS);
+        }).repeat(1, TimeUnit.HOURS);
 
         if (SteamwarDiscordBotConfig.loaded) {
             try {
@@ -219,8 +223,8 @@ public class BungeeCore extends Plugin {
         }
     }
 
-    @Override
-    public void onDisable(){
+    @Subscribe
+    public void onDisable(ProxyReloadEvent event) {
         if (SteamwarDiscordBotConfig.loaded) {
             try {
                 SteamwarDiscordBot.instance().getJda().shutdown();
@@ -235,64 +239,10 @@ public class BungeeCore extends Plugin {
         Statement.closeAll();
     }
 
-    public static BungeeCore get() {
+    public static VelocityCore get() {
         return instance;
     }
 
-    public static TextComponent stringToText(String msg){
-        return new TextComponent(TextComponent.fromLegacyText(msg));
-    }
-    public static void send(ProxiedPlayer player, String msg){
-        send(player, msg, null, null);
-    }
-    public static void send(CommandSender sender, String msg){
-        sender.sendMessage(stringToText(msg));
-    }
-    public static void send(ProxiedPlayer player, ChatMessageType type, String msg){
-        send(player, type, msg, null, null);
-    }
-    public static void send(ProxiedPlayer player, String msg, String onHover, ClickEvent onClick){
-        send(player, ChatMessageType.SYSTEM, msg, onHover, onClick);
-    }
-    public static void send(ProxiedPlayer player, ChatMessageType type, String msg, String onHover, ClickEvent onClick){
-        if(type == ChatMessageType.CHAT && player.getChatMode() != ProxiedPlayer.ChatMode.SHOWN)
-            return;
-        TextComponent message = stringToText(msg);
-        if(onHover != null)
-            message.setHoverEvent(new HoverEvent(HoverEvent.Action.SHOW_TEXT, TextComponent.fromLegacyText(onHover)));
-        if(onClick != null)
-            message.setClickEvent(onClick);
-        player.sendMessage(type, message);
-    }
-    public static void broadcast(String msg){
-        ProxyServer.getInstance().broadcast(stringToText(msg));
-    }
-    public static void broadcast(String msg, String onHover, ClickEvent onClick){
-        TextComponent message = stringToText(msg);
-        if(onHover != null)
-            message.setHoverEvent(new HoverEvent(HoverEvent.Action.SHOW_TEXT, TextComponent.fromLegacyText(onHover)));
-        if(onClick != null)
-            message.setClickEvent(onClick);
-        ProxyServer.getInstance().broadcast(message);
-    }
-
-    public static void log(final ServerInfo server, final String msg){
-        log(server.getName() + ": " + msg);
-    }
-    public static void log(final ProxiedPlayer player, final String msg){
-        log(player.getName() + ": " + msg);
-    }
-    public static void log(final String msg){
-        log(Level.INFO, msg);
-    }
-    public static void log(final Level logLevel, final String msg){
-        get().getLogger().log(logLevel, msg);
-    }
-    public static void log(final String msg, final Throwable e){
-        get().getLogger().log(Level.SEVERE, msg, e);
-    }
-
-
     private static void loadConfig(){
         Configuration config;
         try{
@@ -319,24 +269,21 @@ public class BungeeCore extends Plugin {
         EVENT_MODE = config.getBoolean("eventmode");
         Broadcaster.setBroadCastMsgs(config.getStringList("broadcasts").toArray(new String[1]));
         PollSystem.init(config.getString("poll.question"), config.getStringList("poll.answers"));
-        Persistent.setChatPrefix(CHAT_PREFIX);
-        Persistent.setLobbyServer(LOBBY_SERVER);
 
         final Configuration servers = config.getSection("servers");
         for(final String serverName : servers.getKeys()){
             final Configuration server = servers.getSection(serverName);
             List<String> cmds = server.getStringList("commands");
-            serverPermissions.put(serverName, "bungeecore.server." + server.getString("permission"));
             String cmd = cmds.remove(0);
+
+            if(server.contains("spectatePort"))
+                EventStarter.addSpectateServer(server.getInt("spectatePort"), cmd);
+
             new ServerSwitchCommand(
                     cmd,
                     serverName,
-                    serverPermissions.get(serverName),
                     cmds.toArray(new String[0])
             );
-            if(server.getBoolean("modchecked", false)) {
-                ModLoaderBlocker.addServer(serverName);
-            }
         }
 
         File discordFile = new File(System.getProperty("user.home"), "discord.yml");
@@ -349,7 +296,7 @@ public class BungeeCore extends Plugin {
         }
     }
 
-    private static void setInstance(BungeeCore core){
+    private static void setInstance(VelocityCore core){
         instance = core;
     }
 }

src/de/steamwar/bungeecore/bot/AuthManager.java

@@ -19,7 +19,7 @@
 
 package de.steamwar.bungeecore.bot;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.bot.config.SteamwarDiscordBotConfig;
 import de.steamwar.sql.SteamwarUser;
 import net.dv8tion.jda.api.MessageBuilder;
@@ -46,8 +46,8 @@ public class AuthManager {
         String code = Base64.getEncoder().encodeToString(randBytes);
 
         TOKENS.put(code, member.getIdLong());
-        BungeeCore.log("Created Discord Auth-Token: " + code + " for: " + member.getUser().getAsTag());
-        BungeeCore.get().getProxy().getScheduler().schedule(BungeeCore.get(), () -> TOKENS.remove(code), 10, TimeUnit.MINUTES);
+        VelocityCore.log("Created Discord Auth-Token: " + code + " for: " + member.getUser().getAsTag());
+        VelocityCore.get().getProxy().getScheduler().schedule(VelocityCore.get(), () -> TOKENS.remove(code), 10, TimeUnit.MINUTES);
         return code;
     }
 

src/de/steamwar/bungeecore/bot/SteamwarDiscordBot.java

@@ -19,7 +19,7 @@
 
 package de.steamwar.bungeecore.bot;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.bot.commands.*;
 import de.steamwar.bungeecore.bot.config.SteamwarDiscordBotConfig;
 import de.steamwar.bungeecore.bot.events.EventManager;
@@ -81,7 +81,7 @@ public class SteamwarDiscordBot {
         } catch (LoginException e) {
             throw new SecurityException("Could not Login: " + SteamwarDiscordBotConfig.TOKEN, e);
         }
-        ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> {
+        ProxyServer.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> {
             try {
                 jda.awaitReady();
             } catch (InterruptedException e) {
@@ -90,11 +90,11 @@ public class SteamwarDiscordBot {
             try {
                 activity();
             } catch (Exception e) {
-                BungeeCore.get().getLogger().log(Level.SEVERE, "Could not set initial activity to discord", e);
+                VelocityCore.get().getLogger().log(Level.SEVERE, "Could not set initial activity to discord", e);
             }
             EventManager.update();
             SchematicsManager.update();
-            ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
+            ProxyServer.getInstance().getScheduler().schedule(VelocityCore.get(), () -> {
                 try {
                     activity();
                     EventManager.update();
@@ -148,7 +148,7 @@ public class SteamwarDiscordBot {
                 }
                 break;
             case 1:
-                int count = BungeeCore.get().getProxy().getOnlineCount();
+                int count = VelocityCore.get().getProxy().getOnlineCount();
                 if (count == 1) {
                     jda.getPresence().setActivity(Activity.playing("mit 1 Spieler"));
                 } else {

src/de/steamwar/bungeecore/bot/commands/BasicDiscordCommand.java

@@ -20,7 +20,7 @@
 package de.steamwar.bungeecore.bot.commands;
 
 import de.steamwar.sql.SteamwarUser;
-import de.steamwar.sql.UserGroup;
+import de.steamwar.sql.UserPerm;
 import net.dv8tion.jda.api.entities.Member;
 import net.dv8tion.jda.api.events.interaction.SlashCommandEvent;
 import net.dv8tion.jda.api.interactions.commands.build.CommandData;
@@ -45,7 +45,7 @@ public abstract class BasicDiscordCommand extends CommandData {
     protected boolean testPermission(SlashCommandEvent event) {
         Member member = event.getMember();
         SteamwarUser steamwarUser = SteamwarUser.get(member.getIdLong());
-        if (steamwarUser == null || (!steamwarUser.getUserGroup().isTeamGroup() && steamwarUser.getUserGroup() != UserGroup.Builder)) {
+        if (steamwarUser == null || (!steamwarUser.hasPerm(UserPerm.TEAM))) {
             event.reply("Du hast für " + event.getName() + " keine Rechte oder es existiert keine Verknüpfung für dich.").setEphemeral(true).queue();
             return false;
         }

src/de/steamwar/bungeecore/bot/config/SteamwarDiscordBotConfig.java

@@ -19,7 +19,7 @@
 
 package de.steamwar.bungeecore.bot.config;
 
-import de.steamwar.sql.UserGroup;
+import de.steamwar.sql.UserPerm;
 import net.md_5.bungee.config.Configuration;
 
 import java.util.ArrayList;
@@ -52,7 +52,7 @@ public class SteamwarDiscordBotConfig {
     public static String TICKET_CREATED;
     public static String TICKET_LOG;
     public static Map<String, DiscordTicketType> TICKET_TYPES;
-    public static Map<UserGroup, String> RANKS;
+    public static Map<UserPerm, String> RANKS;
 
     public static void loadConfig(Configuration config) {
         TOKEN = config.getString("token");
@@ -109,7 +109,7 @@ public class SteamwarDiscordBotConfig {
         RANKS = new HashMap<>();
         Configuration ranksSections = config.getSection("ranks");
         for (String type : ranksSections.getKeys()) {
-            RANKS.put(UserGroup.getUsergroup(type), ranksSections.getString(type));
+            RANKS.put(UserPerm.valueOf(type.toUpperCase()), ranksSections.getString(type));
         }
         loaded = true;
     }

src/de/steamwar/bungeecore/bot/listeners/DiscordTicketListener.java

@@ -19,11 +19,12 @@
 
 package de.steamwar.bungeecore.bot.listeners;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.Message;
 import de.steamwar.bungeecore.bot.config.DiscordTicketType;
 import de.steamwar.bungeecore.bot.config.SteamwarDiscordBotConfig;
 import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserPerm;
 import net.dv8tion.jda.api.EmbedBuilder;
 import net.dv8tion.jda.api.MessageBuilder;
 import net.dv8tion.jda.api.Permission;
@@ -136,15 +137,15 @@ public class DiscordTicketListener extends BasicDiscordListener {
     public void onGuildMessageReceived(@NotNull GuildMessageReceivedEvent event) {
         if(event.getChannel().getParent() != null && event.getChannel().getParent().getId().equals(SteamwarDiscordBotConfig.TICKET_CATEGORY)) {
             if(!event.getChannel().getId().equals(SteamwarDiscordBotConfig.TICKET_CHANNEL) && !event.getChannel().getId().equals(SteamwarDiscordBotConfig.TICKET_LOG)) {
-                BungeeCore.get().getProxy().getPlayers().forEach(player -> {
+                VelocityCore.get().getProxy().getPlayers().forEach(player -> {
                     if(event.getAuthor().isBot() || event.getAuthor().isSystem()) return;
                     SteamwarUser user = SteamwarUser.get(player.getUniqueId());
                     boolean sendMessage;
                     if(user.getDiscordId() == null) {
-                            sendMessage = user.getUserGroup().isCheckSchematics();
+                            sendMessage = user.hasPerm(UserPerm.CHECK);
                     } else {
                         if(event.getAuthor().getId().equals(user.getDiscordId())) return;
-                        sendMessage = user.getDiscordId().equals(event.getChannel().getTopic()) || user.getUserGroup().isCheckSchematics();
+                        sendMessage = user.getDiscordId().equals(event.getChannel().getTopic()) || user.hasPerm(UserPerm.CHECK);
                     }
                     if(sendMessage) {
                         Message.sendPrefixless("DISCORD_TICKET_MESSAGE", player, "Zur nachricht", new ClickEvent(ClickEvent.Action.OPEN_URL, event.getMessage().getJumpUrl()), event.getChannel().getName(), event.getAuthor().getName(), event.getMessage().getContentRaw());

src/de/steamwar/bungeecore/bot/listeners/PrivateMessageListener.java

@@ -18,7 +18,7 @@
 
 package de.steamwar.bungeecore.bot.listeners;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.sql.NodeData;
 import de.steamwar.sql.Punishment;
 import de.steamwar.sql.SchematicNode;
@@ -72,7 +72,7 @@ public class PrivateMessageListener extends BasicDiscordListener {
                     event.getMessage().reply("`" + name + "` wurde erfolgreich hochgeladen").queue();
                 } catch (Exception e) {
                     event.getMessage().reply("`" + name + "` konnte nicht hochgeladen werden, bitte versuche es später nochmal oder wende dich an einen Developer").queue();
-                    BungeeCore.log("Could not Upload Schem \"" + name + "\" from User \"" + user.getUserName() + "\"", e);
+                    VelocityCore.log("Could not Upload Schem \"" + name + "\" from User \"" + user.getUserName() + "\"", e);
                 }
             }
         }

src/de/steamwar/bungeecore/bot/util/DiscordRanks.java

@@ -42,7 +42,7 @@ public class DiscordRanks {
         guild.retrieveMemberById(steamwarUser.getDiscordId()).queue(member -> {
             List<Role> roleList = member.getRoles();
             Set<String> strings = new HashSet<>(SteamwarDiscordBotConfig.RANKS.values());
-            String needed = SteamwarDiscordBotConfig.RANKS.get(steamwarUser.getUserGroup());
+            String needed = SteamwarDiscordBotConfig.RANKS.get(steamwarUser.prefix());
             for (Role role : roleList) {
                 if (!strings.contains(role.getId())) {
                     continue;

src/de/steamwar/bungeecore/commands/AlertCommand.java

@@ -21,6 +21,7 @@ package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.Message;
 import de.steamwar.bungeecore.bot.SteamwarDiscordBot;
+import de.steamwar.bungeecore.listeners.ConnectionListener;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.ChatSender;
 import net.md_5.bungee.api.ChatColor;
@@ -29,7 +30,7 @@ import net.md_5.bungee.api.CommandSender;
 public class AlertCommand extends SWCommand {
 
     public AlertCommand() {
-        super("alert", "bungeecore.alert", "broadcast", "bbc");
+        super("alert", ConnectionListener.ALERT_PERMISSION, "broadcast", "bbc");
     }
 
     @Register(description = "USAGE_ALERT")

src/de/steamwar/bungeecore/commands/BauCommand.java

@@ -24,13 +24,13 @@ import de.steamwar.bungeecore.inventory.SWInventory;
 import de.steamwar.bungeecore.inventory.SWItem;
 import de.steamwar.bungeecore.network.NetworkSender;
 import de.steamwar.bungeecore.util.BauLock;
+import de.steamwar.bungeecore.util.BauLockState;
 import de.steamwar.bungeecore.util.Chat19;
+import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
 import de.steamwar.command.TypeValidator;
-import de.steamwar.messages.ChatSender;
 import de.steamwar.network.packets.server.BaumemberUpdatePacket;
-import de.steamwar.bungeecore.util.BauLockState;
 import de.steamwar.sql.BauweltMember;
 import de.steamwar.sql.SteamwarUser;
 import net.md_5.bungee.api.CommandSender;
@@ -39,8 +39,10 @@ import net.md_5.bungee.api.config.ServerInfo;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
 import java.util.Collection;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 public class BauCommand extends SWCommand {
 
@@ -57,61 +59,48 @@ public class BauCommand extends SWCommand {
     }
 
     @Register
-    public void toBau(ProxiedPlayer p, @Mapper("version") @OptionalValue(value = "", onlyUINIG = true) int version) {
-        versionSelector(version,
-                () -> new ServerStarter().build12(p.getUniqueId()).send(p).start(),
-                () -> new ServerStarter().build15(p.getUniqueId()).send(p).start(),
-                () -> new ServerStarter().build19(p.getUniqueId()).send(p).start()
-        );
-    }
-
-    public void versionSelector(int version, Runnable r12, Runnable r15, Runnable r19) {
-        switch (version) {
-            case 12:
-                r12.run();
-                break;
-            case 15:
-                r15.run();
-                break;
-            case 19:
-                r19.run();
-                break;
-        }
+    public void toBau(ProxiedPlayer p, @Mapper("version") @OptionalValue(value = "", onlyUINIG = true) ServerStarter.Version version) {
+        new ServerStarter().build(version, p.getUniqueId()).send(p).start();
     }
 
     @Mapper(value = "version", local = true)
-    public TypeMapper<Integer> versionMapper() {
-        Map<String, Integer> versionMap = new HashMap<>();
-        versionMap.put("19", 19);
-        versionMap.put("1.19", 19);
-        versionMap.put("mwg", 19);
-        versionMap.put("miniwargear", 19);
-        versionMap.put("wg", 19);
-        versionMap.put("wargear", 19);
-        versionMap.put("ws", 15);
+    public TypeMapper<ServerStarter.Version> versionMapper() {
+        Map<String, ServerStarter.Version> versionMap = new HashMap<>();
+        versionMap.put("20", ServerStarter.Version.PAPER_20);
+        versionMap.put("1.20", ServerStarter.Version.PAPER_20);
+        versionMap.put("as", ServerStarter.Version.PAPER_20);
+        versionMap.put("airship", ServerStarter.Version.PAPER_20);
+        versionMap.put("wg", ServerStarter.Version.PAPER_20);
+        versionMap.put("wargear", ServerStarter.Version.PAPER_20);
+        versionMap.put("ws", ServerStarter.Version.PAPER_20);
+        versionMap.put("warship", ServerStarter.Version.PAPER_20);
 
-        versionMap.put("15", 15);
-        versionMap.put("1.15", 15);
-        versionMap.put("warship", 15);
-        versionMap.put("as", 15);
-        versionMap.put("airship", 15);
+        versionMap.put("19", ServerStarter.Version.PAPER_19);
+        versionMap.put("1.19", ServerStarter.Version.PAPER_19);
+        versionMap.put("mwg", ServerStarter.Version.PAPER_19);
+        versionMap.put("miniwargear", ServerStarter.Version.PAPER_19);
 
-        versionMap.put("12", 12);
-        versionMap.put("1.12", 12);
+        versionMap.put("15", ServerStarter.Version.SPIGOT_15);
+        versionMap.put("1.15", ServerStarter.Version.SPIGOT_15);
 
-        return new TypeMapper<Integer>() {
+        versionMap.put("12", ServerStarter.Version.SPIGOT_12);
+        versionMap.put("1.12", ServerStarter.Version.SPIGOT_12);
+
+        return new TypeMapper<ServerStarter.Version>() {
             @Override
-            public Integer map(CommandSender commandSender, String[] previousArguments, String s) {
+            public ServerStarter.Version map(CommandSender commandSender, String[] previousArguments, String s) {
                 if (commandSender == null) return null;
                 ProxiedPlayer player = (ProxiedPlayer) commandSender;
                 if (s.isEmpty()) {
                     int version = player.getPendingConnection().getVersion();
-                    if (version > 578) { // Version > 1.15.2
-                        return 19;
+                    if (version > 762) { // Version > 1.19.4
+                        return ServerStarter.Version.PAPER_20;
+                    } else if (version > 578) { // Version > 1.15.2
+                        return ServerStarter.Version.PAPER_19;
                     } else if (version > 340) { // Version > 1.12.2
-                        return 15;
+                        return ServerStarter.Version.SPIGOT_15;
                     } else {
-                        return 12;
+                        return ServerStarter.Version.SPIGOT_12;
                     }
                 }
                 return versionMap.get(s.toLowerCase());
@@ -155,12 +144,8 @@ public class BauCommand extends SWCommand {
 
     @Register(value = "tp", description = "BAU_TP_USAGE")
     @Register("teleport")
-    public void teleport(ProxiedPlayer p, @Validator("teleportTarget") SteamwarUser worldOwner, @Mapper("version") @OptionalValue(value = "", onlyUINIG = true) int version) {
-        versionSelector(version,
-                () -> new ServerStarter().build12(worldOwner.getUUID()).send(p).start(),
-                () -> new ServerStarter().build15(worldOwner.getUUID()).send(p).start(),
-                () -> new ServerStarter().build19(worldOwner.getUUID()).send(p).start()
-        );
+    public void teleport(ProxiedPlayer p, @Validator("teleportTarget") SteamwarUser worldOwner, @Mapper("version") @OptionalValue(value = "", onlyUINIG = true) ServerStarter.Version version) {
+        new ServerStarter().build(version, worldOwner.getUUID()).send(p).start();
     }
 
     @Validator(value = "teleportTarget", local = true)
@@ -176,11 +161,7 @@ public class BauCommand extends SWCommand {
                 messageSender.send("BAU_TP_NOALLOWED");
                 return false;
             }
-            if(BauLock.isLocked(value, SteamwarUser.get(p.getUniqueId()))) {
-                messageSender.send("BAU_LOCKED_NOALLOWED");
-                return false;
-            }
-            return true;
+            return !BauLock.checkNotifyLocked(value, p);
         };
     }
 
@@ -189,34 +170,52 @@ public class BauCommand extends SWCommand {
         Chat19.chat(p, "/bauinfo");
     }
 
-    @Register("togglewe")
-    public void togglewe(ProxiedPlayer p, @AllowNull @OptionalValue("") SteamwarUser user) {
+    @Register("setspectator")
+    public void setSpectator(ProxiedPlayer p, @Mapper("addedUsers") @AllowNull @OptionalValue("") SteamwarUser user) {
         if (user == null) {
-            Message.send("BAU_MEMBER_TOGGLE_USAGE", p, "togglewe");
+            Message.send("BAU_MEMBER_SET_USAGE", p, "setspectator");
             return;
         }
         BauweltMember target = member(p, user);
         if (target == null)
             return;
 
-        target.setWorldEdit(!target.isWorldEdit());
+        target.setBuild(false);
+        target.setSupervisor(false);
         clearMembercache(p);
-        isAllowedTo(target.isWorldEdit(), p, target, "BAU_MEMBER_TOGGLE_WORLD_EDIT");
+        sendPermissionUpdate(p, target, "BAU_MEMBER_SET_SPECTATOR");
     }
 
-    @Register("toggleworld")
-    public void toggleworld(ProxiedPlayer p, @AllowNull @OptionalValue("") SteamwarUser user) {
+    @Register("setbuild")
+    public void setBuild(ProxiedPlayer p, @Mapper("addedUsers") @AllowNull @OptionalValue("") SteamwarUser user) {
         if (user == null) {
-            Message.send("BAU_MEMBER_TOGGLE_USAGE", p, "toggleworld");
+            Message.send("BAU_MEMBER_SET_USAGE", p, "setbuild");
             return;
         }
         BauweltMember target = member(p, user);
         if (target == null)
             return;
 
-        target.setWorld(!target.isWorld());
+        target.setBuild(true);
+        target.setSupervisor(false);
         clearMembercache(p);
-        isAllowedTo(target.isWorld(), p, target, "BAU_MEMBER_TOGGLE_WORLD");
+        sendPermissionUpdate(p, target, "BAU_MEMBER_SET_BUILDER");
+    }
+
+    @Register("setsupervisor")
+    public void setSupervisor(ProxiedPlayer p, @Mapper("addedUsers") @AllowNull @OptionalValue("") SteamwarUser user) {
+        if (user == null) {
+            Message.send("BAU_MEMBER_SET_USAGE", p, "setsupervisor");
+            return;
+        }
+        BauweltMember target = member(p, user);
+        if (target == null)
+            return;
+
+        target.setBuild(true);
+        target.setSupervisor(true);
+        clearMembercache(p);
+        sendPermissionUpdate(p, target, "BAU_MEMBER_SET_SUPERVISOR");
     }
 
     private static void clearMembercache(ProxiedPlayer p){
@@ -230,7 +229,7 @@ public class BauCommand extends SWCommand {
     }
 
     @Register(value = "delmember", description = "BAU_DELMEMBER_USAGE")
-    public void delmember(ProxiedPlayer p, SteamwarUser user) {
+    public void delmember(ProxiedPlayer p, @Mapper("addedUsers") SteamwarUser user) {
         BauweltMember target = member(p, user);
         if (target == null)
             return;
@@ -246,21 +245,35 @@ public class BauCommand extends SWCommand {
             Message.send("BAU_DELMEMBER_DELETED_TARGET", toRemove, p.getName());
             Subserver currentServer = Subserver.getSubserver(toRemove.getServer().getInfo());
             if (currentServer != null && currentServer.getType() == Servertype.BAUSERVER && ((Bauserver) currentServer).getOwner().equals(p.getUniqueId())) {
-                toRemove.connect(ProxyServer.getInstance().getServerInfo(BungeeCore.LOBBY_SERVER));
+                toRemove.connect(ProxyServer.getInstance().getServerInfo(VelocityCore.LOBBY_SERVER));
             }
         }
         Message.send("BAU_DELMEMBER_DELETED", p);
     }
 
+    @Mapper(value = "addedUsers", local = true)
+    public TypeMapper<SteamwarUser> addedUsers() {
+        return new TypeMapper<SteamwarUser>() {
+            @Override
+            public SteamwarUser map(CommandSender commandSender, String[] previousArguments, String s) {
+                return SteamwarUser.get(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(CommandSender sender, PreviousArguments previousArguments, String s) {
+                if (!(sender instanceof ProxiedPlayer)) return Collections.emptyList();
+                return BauweltMember.getMembers(((ProxiedPlayer) sender).getUniqueId()).stream()
+                        .map(bauweltMember -> SteamwarUser.get(bauweltMember.getMemberID()))
+                        .map(steamwarUser -> steamwarUser.getUserName())
+                        .collect(Collectors.toList());
+            }
+        };
+    }
+
     @Register("resetall")
     @Register("delete")
-    public void delete(ProxiedPlayer p, @Mapper("version") @OptionalValue(value = "", onlyUINIG = true) int version) {
-        SteamwarUser user = SteamwarUser.get(p.getUniqueId());
-        versionSelector(version,
-                () -> deleteConfirmation(p, () -> deleteWorld(p, ServerStarter.WORLDS12_PATH + p.getUniqueId().toString())),
-                () -> deleteConfirmation(p, () -> deleteWorld(p, ServerStarter.WORLDS15_PATH + user.getId())),
-                () -> deleteConfirmation(p, () -> deleteWorld(p, ServerStarter.WORLDS19_PATH + user.getId()))
-        );
+    public void delete(ProxiedPlayer p, @Mapper("version") @OptionalValue(value = "", onlyUINIG = true) ServerStarter.Version version) {
+        deleteConfirmation(p, () -> deleteWorld(p, version.getWorldFolder(ServerStarter.WORLDS_BASE_PATH) + (version != ServerStarter.Version.SPIGOT_12 ? SteamwarUser.get(p.getUniqueId()).getId() : p.getUniqueId().toString())));
     }
 
     private static void deleteConfirmation(ProxiedPlayer p, Runnable worldDeletion) {
@@ -276,14 +289,12 @@ public class BauCommand extends SWCommand {
     }
 
     private static void deleteWorld(ProxiedPlayer player, String world) {
-        ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> {
-            for (Subserver subserver : Subserver.getServerList()) {
-                if (subserver.getType() == Servertype.BAUSERVER && ((Bauserver) subserver).getOwner().equals(player.getUniqueId())) {
-                    subserver.stop();
-                    break;
-                }
-            }
-            SubserverSystem.deleteFolder(BungeeCore.local, world);
+        ProxyServer.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> {
+            Bauserver subserver = Bauserver.get(player.getUniqueId());
+            if(subserver != null)
+                subserver.stop();
+
+            SubserverSystem.deleteFolder(VelocityCore.local, world);
             Message.send("BAU_DELETE_DELETED", player);
         });
     }
@@ -292,7 +303,7 @@ public class BauCommand extends SWCommand {
     @Register("testarena")
     public void testarena(ProxiedPlayer p, @Mapper("nonHistoricArenaMode") @OptionalValue("") @AllowNull ArenaMode arenaMode, @Mapper("arenaMap") @OptionalValue("") @AllowNull String map) {
         FightCommand.createArena(p, "/bau testarena ", false, arenaMode, map, false, (player, mode, m) -> {
-            ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> new ServerStarter().test(mode, m, p).start());
+            ProxyServer.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> new ServerStarter().test(mode, m, p).start());
         });
     }
 
@@ -320,17 +331,10 @@ public class BauCommand extends SWCommand {
         return target;
     }
 
-    private static void isAllowedTo(boolean permission, ProxiedPlayer p, BauweltMember target, String what){
+    private static void sendPermissionUpdate(ProxiedPlayer p, BauweltMember target, String what){
         ProxiedPlayer player = ProxyServer.getInstance().getPlayer(SteamwarUser.get(target.getMemberID()).getUUID());
-
-        if(permission){
-            if(player != null)
-                Message.send("BAU_MEMBER_TOGGLE_TARGET", player, p.getName(), Message.parse(what, player));
-            Message.send("BAU_MEMBER_TOGGLE", p, Message.parse(what, p));
-        }else{
-            if(player != null)
-                Message.send("BAU_MEMBER_TOGGLE_TARGET_OFF", player, p.getName(), Message.parse(what, player));
-            Message.send("BAU_MEMBER_TOGGLE_OFF", p, Message.parse(what, p));
-        }
+        if(player != null)
+            Message.send("BAU_MEMBER_SET_TARGET", player, p.getName(), Message.parse(what, player));
+        Message.send("BAU_MEMBER_SET", p, Message.parse(what, p));
     }
 }

src/de/steamwar/bungeecore/commands/BuilderCloudCommand.java

@@ -1,12 +1,19 @@
 package de.steamwar.bungeecore.commands;
 
+import de.steamwar.bungeecore.ArenaMode;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.ServerStarter;
+import de.steamwar.bungeecore.listeners.ConnectionListener;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
+import de.steamwar.messages.ChatSender;
 import net.md_5.bungee.api.CommandSender;
+import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
 import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
 import java.util.*;
 import java.util.stream.Collectors;
 
@@ -15,7 +22,7 @@ public class BuilderCloudCommand extends SWCommand {
     private final Map<String, ServerStarter.Version> versionMap = new HashMap<>();
 
     public BuilderCloudCommand() {
-        super("buildercloud", "bungeecore.server.team");
+        super("buildercloud", ConnectionListener.BUILDERCLOUD_PERMISSION, "builder");
 
         versionMap.put("15", ServerStarter.Version.SPIGOT_15);
         versionMap.put("1.15", ServerStarter.Version.SPIGOT_15);
@@ -23,11 +30,62 @@ public class BuilderCloudCommand extends SWCommand {
         versionMap.put("19", ServerStarter.Version.PAPER_19);
         versionMap.put("1.19", ServerStarter.Version.PAPER_19);
         versionMap.put("1.19.2", ServerStarter.Version.PAPER_19);
+        versionMap.put("20", ServerStarter.Version.PAPER_20);
+        versionMap.put("1.20", ServerStarter.Version.PAPER_20);
+        versionMap.put("1.20.1", ServerStarter.Version.PAPER_20);
+    }
+
+    @Register(value = "create", description = "BUILDERCLOUD_CREATE_USAGE")
+    public void create(ProxiedPlayer player, @ErrorMessage("BUILDERCLOUD_VERSION") ServerStarter.Version version, @Mapper("map") String map, @OptionalValue("") @Mapper("generator") @AllowNull File generator) {
+        mapFile(version, map).mkdir();
+        new ServerStarter().builder(version, map, generator).send(player).start();
     }
 
     @Register(description = "BUILDERCLOUD_USAGE")
-    public void genericCommand(ProxiedPlayer player, @ErrorMessage("BUILDERCLOUD_VERSION") ServerStarter.Version version, @Mapper("map") String map, @OptionalValue("") @Mapper("generator") @AllowNull File generator) {
-        new ServerStarter().builder(version, map, generator).send(player).start();
+    public void start(ProxiedPlayer player, @ErrorMessage("BUILDERCLOUD_VERSION") ServerStarter.Version version, @Mapper("map") String map) {
+        if(!mapFile(version, map).exists()) {
+            ChatSender.of(player).system("BUILDERCLOUD_UNKNOWN_MAP");
+            return;
+        }
+
+        new ServerStarter().builder(version, map, null).send(player).start();
+    }
+
+    @Register(value = "rename", description = "BUILDERCLOUD_RENAME_USAGE")
+    public void rename(ProxiedPlayer player, @ErrorMessage("BUILDERCLOUD_VERSION") ServerStarter.Version version, @Mapper("map") String oldName, String newName) {
+        File oldMap = mapFile(version, oldName);
+        if(!oldMap.exists()) {
+            ChatSender.of(player).system("BUILDERCLOUD_UNKNOWN_MAP");
+            return;
+        }
+
+        File newMap = mapFile(version, newName);
+        if(newMap.exists()) {
+            ChatSender.of(player).system("BUILDERCLOUD_EXISTING_MAP");
+            return;
+        }
+
+        try {
+            Files.move(oldMap.toPath(), newMap.toPath());
+        } catch (IOException e) {
+            throw new SecurityException(e);
+        }
+
+        ChatSender.of(player).system("BUILDERCLOUD_RENAMED");
+    }
+
+    @Register(value = "deploy", description = "BUILDERCLOUD_DEPLOY_USAGE")
+    public void deploy(ProxiedPlayer player, @Mapper("nonHistoricArenaMode") ArenaMode arenaMode, @ErrorMessage("BUILDERCLOUD_VERSION") ServerStarter.Version version, @Mapper("map") String map) {
+        if(!mapFile(version, map).exists()) {
+            ChatSender.of(player).system("BUILDERCLOUD_UNKNOWN_MAP");
+            return;
+        }
+
+        ProxyServer.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> {
+            VelocityCore.local.execute("/binarys/deployarena.py", arenaMode.getConfig(), Integer.toString(version.getVersionSuffix()), map);
+            ArenaMode.init();
+            ChatSender.of(player).system("BUILDERCLOUD_DEPLOY_FINISHED");
+        });
     }
 
     @ClassMapper(value = ServerStarter.Version.class, local = true)
@@ -52,16 +110,7 @@ public class BuilderCloudCommand extends SWCommand {
         return new TypeMapper<String>() {
             @Override
             public String map(CommandSender commandSender, String[] previousArguments, String s) {
-                File folder = getWorldFolder(previousArguments, 1);
-
-                if(folder == null)
-                    return null;
-
-                File map = new File(folder, s);
-                if(!map.exists() && !map.mkdir())
-                    return null;
-
-                return map.getName();
+                return s;
             }
 
             @Override
@@ -72,7 +121,7 @@ public class BuilderCloudCommand extends SWCommand {
                 if(folder == null || (files = folder.list()) == null)
                     return Collections.emptyList();
 
-                return Arrays.stream(files).filter(file -> new File(folder, file).isDirectory()).collect(Collectors.toList());
+                return Arrays.stream(files).filter(file -> new File(folder, file).isDirectory()).filter(file -> s.startsWith(".") || !file.startsWith(".")).collect(Collectors.toList());
             }
         };
     }
@@ -112,6 +161,10 @@ public class BuilderCloudCommand extends SWCommand {
         };
     }
 
+    private File mapFile(ServerStarter.Version version, String map) {
+        return new File(version.getWorldFolder(ServerStarter.BUILDER_BASE_PATH), map);
+    }
+
     private File getWorldFolder(String[] previousArguments, int offset) {
         ServerStarter.Version v = versionMap.get(previousArguments[previousArguments.length - offset]);
         if(v == null)

src/de/steamwar/bungeecore/commands/CalendarCommand.java

@@ -1,113 +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.bungeecore.commands;
-
-import de.steamwar.bungeecore.Message;
-import de.steamwar.bungeecore.inventory.SWInventory;
-import de.steamwar.bungeecore.inventory.SWItem;
-import de.steamwar.sql.NodeMember;
-import de.steamwar.sql.SchematicNode;
-import de.steamwar.sql.SteamwarUser;
-import de.steamwar.command.SWCommand;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-
-import java.time.LocalDate;
-import java.time.Month;
-import java.util.*;
-
-public class CalendarCommand extends SWCommand {
-
-    private static Map<Integer, Integer> dayToSchematicId = new HashMap<>();
-
-    static {
-        dayToSchematicId.put(1, 105386);
-        dayToSchematicId.put(2, 105463);
-        dayToSchematicId.put(3, 105438);
-        dayToSchematicId.put(4, 105383);
-        dayToSchematicId.put(5, 105381);
-        dayToSchematicId.put(6, 105396);
-        dayToSchematicId.put(7, 105462);
-        dayToSchematicId.put(8, 105457);
-        dayToSchematicId.put(9, 105388);
-        dayToSchematicId.put(10, 105390);
-        dayToSchematicId.put(11, 105385);
-        dayToSchematicId.put(12, 105397);
-        dayToSchematicId.put(13, 105455);
-        dayToSchematicId.put(14, 105389);
-        dayToSchematicId.put(15, 105454);
-        dayToSchematicId.put(16, 105394);
-        dayToSchematicId.put(17, 105459);
-        dayToSchematicId.put(18, 105384);
-        dayToSchematicId.put(19, 105392);
-        dayToSchematicId.put(20, 105465);
-        dayToSchematicId.put(21, 105393);
-        dayToSchematicId.put(22, 105464);
-        dayToSchematicId.put(23, 105380);
-        dayToSchematicId.put(24, 105505);
-        dayToSchematicId.put(25, 107355);
-        dayToSchematicId.put(26, 107355);
-        dayToSchematicId.put(31, 105507);
-    }
-
-    public CalendarCommand() {
-        super("calendar", null, "cal");
-    }
-
-    @Register
-    public void genericCommand(ProxiedPlayer player) {
-        LocalDate localDate = LocalDate.now();
-        int day = localDate.getDayOfMonth();
-        Month month = localDate.getMonth();
-        Random random = new Random(localDate.getYear());
-
-        if (month != Month.NOVEMBER && month != Month.DECEMBER && month != Month.JANUARY) {
-            return;
-        }
-
-        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
-        List<SWItem> items = new ArrayList<>();
-        for (Map.Entry<Integer, Integer> present : dayToSchematicId.entrySet()) {
-            boolean b = NodeMember.getNodeMember(present.getValue(), user.getId()) != null;
-            SWItem randomPresent = random.nextDouble() > 0.5 ? SWItem.getSkull("MHF_Present1") : SWItem.getSkull("MHF_Present2");
-            SWItem swItem = b ? SWItem.getSkull("MHF_Chest") : randomPresent;
-            swItem.setName(Message.parse("ADVENT_CALENDAR_DAY", player, present.getKey()));
-            swItem.setCallback(click -> {
-                if (b) return;
-                if (month != Month.DECEMBER) return;
-                if (present.getKey() != day) return;
-                if (NodeMember.getNodeMember(present.getValue(), user.getId()) != null) return;
-                NodeMember.createNodeMember(present.getValue(), user.getId());
-                Message.send("ADVENT_CALENDAR_OPEN", player, SchematicNode.getSchematicNode(present.getValue()).getName());
-            });
-            items.add(swItem);
-        }
-        Collections.shuffle(items, random);
-
-        SWInventory inventory = new SWInventory(player, 27, Message.parse("ADVENT_CALENDAR_TITLE", player));
-        for (int i = 0; i < items.size(); i++) {
-            inventory.addItem(i, items.get(i));
-        }
-        inventory.open();
-    }
-
-    public static boolean hasDay(int day) {
-        return dayToSchematicId.containsKey(day);
-    }
-}

src/de/steamwar/bungeecore/commands/ChallengeCommand.java

@@ -43,11 +43,9 @@ public class ChallengeCommand extends SWCommand {
                 challenges.remove(target);
                 challenges.remove(p);
 
-                Subserver arena = new ServerStarter().arena(mode, map).blueLeader(player).redLeader(target).start();
-                if(arena != null) {
-                    Message.broadcast("CHALLENGE_BROADCAST", "CHALLENGE_BROADCAST_HOVER",
-                            new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/arena " + arena.getServer().getName()), mode.getDisplayName(), p.getName(), target.getName());
-                }
+                new ServerStarter().arena(mode, map).blueLeader(player).redLeader(target).callback(
+                        arena -> Message.broadcast("CHALLENGE_BROADCAST", "CHALLENGE_BROADCAST_HOVER", new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/arena " + arena.getServer().getName()), mode.getDisplayName(), p.getName(), target.getName())
+                ).start();
             }else{
                 if(!challenges.containsKey(p)){
                     challenges.put(p, new LinkedList<>());

src/de/steamwar/bungeecore/commands/CheckCommand.java

@@ -19,20 +19,14 @@
 
 package de.steamwar.bungeecore.commands;
 
+import com.velocitypowered.api.proxy.Player;
 import de.steamwar.bungeecore.*;
 import de.steamwar.bungeecore.bot.util.DiscordSchemAlert;
 import de.steamwar.bungeecore.listeners.ConnectionListener;
-import de.steamwar.sql.CheckedSchematic;
-import de.steamwar.sql.SchematicNode;
-import de.steamwar.sql.SchematicType;
-import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.*;
 import de.steamwar.command.SWCommand;
-import net.md_5.bungee.api.ChatColor;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.chat.TextComponent;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.config.Configuration;
+import net.kyori.adventure.text.event.ClickEvent;
+import org.simpleyaml.configuration.Configuration;
 
 import java.sql.Timestamp;
 import java.time.Instant;
@@ -58,27 +52,27 @@ public class CheckCommand extends SWCommand {
         fightTypes.put(checkType, fightType);
     }
 
-    public static boolean isChecking(ProxiedPlayer player){
+    public static boolean isChecking(Player player){
         return currentCheckers.containsKey(player.getUniqueId());
     }
 
-    public static SchematicNode getCheckingSchem(ProxiedPlayer player) {
+    public static SchematicNode getCheckingSchem(Player player) {
         return currentCheckers.get(player.getUniqueId()).schematic;
     }
 
     public CheckCommand() {
         super("check", ConnectionListener.CHECK_PERMISSION);
 
-        ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
+        VelocityCore.get().getProxyServer().getScheduler().buildTask(VelocityCore.get(), () -> {
             List<SchematicNode> schematics = getSchemsToCheck();
             if(schematics.size() != currentCheckers.size())
-                Message.team("CHECK_REMINDER", "CHECK_REMINDER_HOVER", new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/check list"), schematics.size() - currentCheckers.size());
-        }, 10, 10, TimeUnit.MINUTES);
+                Message.team("CHECK_REMINDER", "CHECK_REMINDER_HOVER", ClickEvent.runCommand("/check list"), schematics.size() - currentCheckers.size());
+        }).repeat(10, TimeUnit.MINUTES).schedule();
     }
-    public static void sendReminder(ProxiedPlayer player) {
+    public static void sendReminder(Player player) {
         List<SchematicNode> schematics = getSchemsToCheck();
         if(schematics.size() != currentCheckers.size())
-            Message.send("CHECK_REMINDER", player, Message.parse("CHECK_REMINDER_HOVER", player), new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/check list"), schematics.size() - currentCheckers.size());
+            Message.send("CHECK_REMINDER", player, Message.parse("CHECK_REMINDER_HOVER", player), ClickEvent.runCommand("/check list"), schematics.size() - currentCheckers.size());
     }
 
     @Register(value = "list", description = "CHECK_HELP_LIST")
@@ -117,15 +111,21 @@ public class CheckCommand extends SWCommand {
             return;
         }
 
+        SteamwarUser checkingUser = SteamwarUser.get(player.getUniqueId());
         SchematicNode schem = SchematicNode.getSchematicNode(Integer.parseInt(schemID));
         if(!schem.getSchemtype().check()){
             ProxyServer.getInstance().getLogger().log(Level.SEVERE, player.getName() + " tried to check an uncheckable schematic!");
             return;
-        }else if(schem.getOwner() == SteamwarUser.get(player.getUniqueId()).getId()) {
+        }else if(schem.getOwner() == checkingUser.getId()) {
             Message.send("CHECK_SCHEMATIC_OWN", player);
             return;
         }
 
+        int playerTeam = checkingUser.hasPerm(UserPerm.MODERATION) ? 0 : checkingUser.getTeam();
+        if (playerTeam != 0 && SteamwarUser.get(schem.getOwner()).getTeam() == playerTeam) {
+                Message.send("CHECK_SCHEMATIC_OWN_TEAM", player);
+                return;
+        }
         new CheckSession(player, schem);
     }
 
@@ -217,9 +217,9 @@ public class CheckCommand extends SWCommand {
             this.startTime = Timestamp.from(Instant.now());
             this.checkList = checkQuestions.get(schematic.getSchemtype()).listIterator();
 
-            ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> {
+            ProxyServer.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> {
                 ArenaMode mode = ArenaMode.getBySchemType(fightTypes.get(schematic.getSchemtype()));
-                if(new ServerStarter().test(mode, mode.getRandomMap(), checker).check(schematic.getId()).start() == null) {
+                if(!new ServerStarter().test(mode, mode.getRandomMap(), checker).check(schematic.getId()).start()) {
                     remove();
                     return;
                 }
@@ -314,13 +314,10 @@ public class CheckCommand extends SWCommand {
         private void stop(){
             currentCheckers.remove(checker.getUniqueId());
             currentSchems.remove(schematic.getId());
-            ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> {
-                for (Subserver subserver : Subserver.getServerList()) {
-                    if (subserver.getType() == Servertype.BAUSERVER && ((Bauserver) subserver).getOwner().equals(checker.getUniqueId())) {
-                        subserver.stop();
-                        break;
-                    }
-                }
+            ProxyServer.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> {
+                Bauserver subserver = Bauserver.get(checker.getUniqueId());
+                if(subserver != null)
+                    subserver.stop();
             });
         }
 

src/de/steamwar/bungeecore/commands/EventCommand.java

@@ -107,7 +107,7 @@ public class EventCommand extends SWCommand {
                 }
             }
 
-            BungeeCore.send(player, fline.toString());
+            VelocityCore.send(player, fline.toString());
         }
     }
 

src/de/steamwar/bungeecore/commands/EventRescheduleCommand.java

@@ -20,6 +20,7 @@
 package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.Message;
+import de.steamwar.bungeecore.listeners.ConnectionListener;
 import de.steamwar.sql.EventFight;
 import de.steamwar.sql.Team;
 import de.steamwar.command.SWCommand;
@@ -39,7 +40,7 @@ import java.util.stream.Stream;
 public class EventRescheduleCommand extends SWCommand {
 
     public EventRescheduleCommand() {
-        super("eventreschedule", "bungeecore.softreload");
+        super("eventreschedule", ConnectionListener.EVENTRELOAD_PERMISSION);
     }
 
     @Register

src/de/steamwar/bungeecore/commands/EventreloadCommand.java

@@ -19,13 +19,14 @@
 
 package de.steamwar.bungeecore.commands;
 
+import de.steamwar.bungeecore.listeners.ConnectionListener;
 import de.steamwar.sql.EventFight;
 import de.steamwar.command.SWCommand;
 import net.md_5.bungee.api.CommandSender;
 
 public class EventreloadCommand extends SWCommand {
     public EventreloadCommand() {
-        super("eventreload", "bungeecore.softreload");
+        super("eventreload", ConnectionListener.EVENTRELOAD_PERMISSION);
     }
 
     @Register

src/de/steamwar/bungeecore/commands/FightCommand.java

@@ -87,34 +87,6 @@ public class FightCommand extends SWCommand {
         sender.sendMessage(ChatMessageType.SYSTEM, start);
     }
 
-    private static void getMaps(ChatSender sender, String precommand, ArenaMode mode){
-        TextComponent start = new TextComponent();
-        TextComponent current = start;
-        if(mode.getMaps().size() > 1){
-            String command = precommand + mode.getChatName() + " Random";
-            start.setBold(true);
-            start.setColor(ChatColor.GRAY);
-            start.setText(sender.parseToPlain("FIGHT_ARENA_RANDOM") + " ");
-            start.setHoverEvent(new HoverEvent(HoverEvent.Action.SHOW_TEXT, new Text("§e" + command)));
-            start.setClickEvent(new ClickEvent(ClickEvent.Action.RUN_COMMAND, command));
-            current = new TextComponent();
-        }
-
-        for(String map : mode.getMaps()){
-            String command = precommand + mode.getChatName() + " " + map;
-            current.setBold(true);
-            current.setColor(ChatColor.GRAY);
-            current.setText(map + " ");
-            current.setHoverEvent(new HoverEvent(HoverEvent.Action.SHOW_TEXT, new Text("§e" + command)));
-            current.setClickEvent(new ClickEvent(ClickEvent.Action.RUN_COMMAND, command));
-            if(current != start)
-                start.addExtra(current);
-            current = new TextComponent();
-        }
-
-        sender.sendMessage(ChatMessageType.SYSTEM, start);
-    }
-
     private static boolean alreadyInArena(ProxiedPlayer player){
         Subserver subserver = Subserver.getSubserver(player);
         if(subserver != null && subserver.getType() == Servertype.ARENA){
@@ -136,16 +108,8 @@ public class FightCommand extends SWCommand {
             return;
         }
 
-        if (map == null) {
-            if (arenaMode.getMaps().size() == 1) {
-                map = arenaMode.getRandomMap();
-            } else {
-                getMaps(sender, precommand, arenaMode);
-                return;
-            }
-        } else if (map.equalsIgnoreCase("random")) {
+        if (map == null)
             map = arenaMode.getRandomMap();
-        }
 
         if (!allowMerging) {
             callback.run(player, arenaMode, map);
@@ -195,13 +159,11 @@ public class FightCommand extends SWCommand {
 
     @Register
     public void fight(@Validator("arenaPlayer") ProxiedPlayer player, @Mapper("nonHistoricArenaMode") @OptionalValue("") @AllowNull ArenaMode arenaMode, @Mapper("arenaMap") @OptionalValue("") @AllowNull String map) {
-        createArena(player, "/fight ", true, arenaMode, map, false, (p, mode, m) -> {
-            Subserver arena = new ServerStarter().arena(mode, m).blueLeader(p).start();
-            if(arena != null) {
-                Message.broadcast("FIGHT_BROADCAST", "FIGHT_BROADCAST_HOVER"
-                        , new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/arena " + arena.getServer().getName()), mode.getDisplayName(), p.getName());
-            }
-        });
+        createArena(player, "/fight ", true, arenaMode, map, false,
+                (p, mode, m) -> new ServerStarter().arena(mode, m).blueLeader(p).callback(
+                        arena -> Message.broadcast("FIGHT_BROADCAST", "FIGHT_BROADCAST_HOVER", new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/arena " + arena.getServer().getName()), mode.getDisplayName(), p.getName())
+                ).start()
+        );
     }
 
     /**

src/de/steamwar/bungeecore/commands/GDPRQuery.java

@@ -1,6 +1,6 @@
 package de.steamwar.bungeecore.commands;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.Message;
 import de.steamwar.sql.internal.Statement;
 import de.steamwar.sql.SteamwarUser;
@@ -31,7 +31,7 @@ public class GDPRQuery extends SWCommand {
             return;
         }
 
-        BungeeCord.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> {
+        BungeeCord.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> {
             try {
                 createZip(player, user);
             } catch (IOException e) {

src/de/steamwar/bungeecore/commands/HelpCommand.java

@@ -22,10 +22,8 @@ package de.steamwar.bungeecore.commands;
 import de.steamwar.bungeecore.Message;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.ChatSender;
-import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.chat.ClickEvent;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.protocol.packet.Chat;
 
 public class HelpCommand extends SWCommand {
 
@@ -69,7 +67,9 @@ public class HelpCommand extends SWCommand {
 
     @Register({"build","other"})
     public void buildOther(ProxiedPlayer player) {
-        printPage(ChatSender.of(player), "HELP_BAU_GROUP_OTHER_TITLE", "HELP_TESTBLOCK", "HELP_SKULL", "HELP_BAUINFO");
+        ChatSender sender = ChatSender.of(player);
+        printPage(sender, "HELP_BAU_GROUP_OTHER_TITLE", "HELP_TESTBLOCK", "HELP_SKULL", "HELP_BAUINFO");
+        sender.prefixless("HELP_SCHEMSUBMIT", new Message("HELP_SCHEMSUBMIT_HOVER"), new ClickEvent(ClickEvent.Action.OPEN_URL, "https://www.youtube.com/watch?v=9QrQ3UBWveE"));
     }
 
     @Register("build")
@@ -91,8 +91,9 @@ public class HelpCommand extends SWCommand {
                 "HELP_BAU_TP", "/build tp ",
                 "HELP_BAU_ADDMEMBER", "/build addmember ",
                 "HELP_BAU_DELMEMBER", "/build delmember ",
-                "HELP_BAU_TOGGLEWE", "/build togglewe ",
-                "HELP_BAU_TOGGLEWORLD", "/build toggleworld ",
+                "HELP_BAU_SET_SPECTATOR", "/build setSpectator ",
+                "HELP_BAU_SET_BUILDER", "/build setBuilder ",
+                "HELP_BAU_SET_SUPERVISOR", "/build setSupervisor ",
                 "HELP_BAU_DELETE", "/build delete ",
                 "HELP_BAU_TESTARENA", "/build testarena ",
                 "HELP_BAU_LOCK", "/build lock ",

src/de/steamwar/bungeecore/commands/HistoricCommand.java

@@ -22,7 +22,6 @@ package de.steamwar.bungeecore.commands;
 import de.steamwar.bungeecore.ArenaMode;
 import de.steamwar.bungeecore.Message;
 import de.steamwar.bungeecore.ServerStarter;
-import de.steamwar.bungeecore.Subserver;
 import de.steamwar.command.SWCommand;
 import net.md_5.bungee.api.chat.ClickEvent;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
@@ -35,11 +34,9 @@ public class HistoricCommand extends SWCommand {
     @Register
     public void historic(@Validator("arenaPlayer") ProxiedPlayer player, @Mapper("historicArenaMode") @OptionalValue("") @AllowNull ArenaMode arenaMode, @Mapper("arenaMap") @OptionalValue("") @AllowNull String map) {
         FightCommand.createArena(player, "/historic ", true, arenaMode, map, true, (p, mode, m) -> {
-            Subserver arena = new ServerStarter().arena(mode, m).blueLeader(p).start();
-            if(arena != null) {
-                Message.broadcast("HISTORIC_BROADCAST", "HISTORIC_BROADCAST_HOVER",
-                        new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/arena " + arena.getServer().getName()), mode.getDisplayName(), p.getName());
-            }
+            new ServerStarter().arena(mode, m).blueLeader(p).callback(
+                    arena -> Message.broadcast("HISTORIC_BROADCAST", "HISTORIC_BROADCAST_HOVER", new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/arena " + arena.getServer().getName()), mode.getDisplayName(), p.getName())
+            ).start();
         });
     }
 }

src/de/steamwar/bungeecore/commands/IgnoreCommand.java

@@ -20,16 +20,11 @@
 package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.Message;
+import de.steamwar.command.SWCommand;
 import de.steamwar.sql.IgnoreSystem;
 import de.steamwar.sql.SteamwarUser;
-import de.steamwar.command.SWCommand;
-import de.steamwar.command.SWCommandUtils;
-import de.steamwar.command.TypeMapper;
-import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
-import java.util.stream.Collectors;
-
 public class IgnoreCommand extends SWCommand {
 
     public IgnoreCommand() {
@@ -37,14 +32,9 @@ public class IgnoreCommand extends SWCommand {
     }
 
     @Register(description = "USAGE_IGNORE")
-    public void genericCommand(ProxiedPlayer p, @Mapper("player") String toIgnore) {
+    public void genericCommand(ProxiedPlayer p, @ErrorMessage("UNKNOWN_PLAYER") SteamwarUser target) {
         SteamwarUser user = SteamwarUser.get(p.getUniqueId());
 
-        SteamwarUser target = SteamwarUser.get(toIgnore);
-        if(target == null){
-            Message.send("UNKNOWN_PLAYER", p);
-            return;
-        }
         if(target.equals(user)){
             Message.send("IGNORE_YOURSELF", p);
             return;
@@ -57,9 +47,4 @@ public class IgnoreCommand extends SWCommand {
         IgnoreSystem.ignore(user, target);
         Message.send("IGNORE_MESSAGE", p, target.getUserName());
     }
-
-    @Mapper(value = "player", local = true)
-    public TypeMapper<String> playerTypeMapper() {
-        return SWCommandUtils.createMapper(s -> s, s -> BungeeCord.getInstance().getPlayers().stream().map(ProxiedPlayer::getName).collect(Collectors.toList()));
-    }
 }

src/de/steamwar/bungeecore/commands/JoinmeCommand.java

@@ -19,13 +19,13 @@
 
 package de.steamwar.bungeecore.commands;
 
-import de.steamwar.bungeecore.*;
-import de.steamwar.sql.BauweltMember;
+import de.steamwar.bungeecore.Message;
+import de.steamwar.bungeecore.Subserver;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeValidator;
-import net.md_5.bungee.api.CommandSender;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserPerm;
 import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.config.ServerInfo;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
 public class JoinmeCommand extends SWCommand {
@@ -36,7 +36,7 @@ public class JoinmeCommand extends SWCommand {
 
     @Register(description = "JOINME_USAGE")
     public void genericCommand(ProxiedPlayer player) {
-        if (!player.hasPermission("bungeecore.joinme")) {
+        if (!SteamwarUser.get(player.getUniqueId()).hasPerm(UserPerm.TEAM)) {
             Message.send("JOINME_USAGE", player);
             return;
         }
@@ -50,35 +50,9 @@ public class JoinmeCommand extends SWCommand {
             Message.send("JOINME_PLAYER_SELF", player);
             return;
         }
-        ServerInfo server = target.getServer().getInfo();
-        String serverPerm = BungeeCore.serverPermissions.get(server.getName());
-        Subserver subserver = Subserver.getSubserver(target);
 
-        if(subserver != null) {
-            Servertype type = subserver.getType();
-            if (type == Servertype.ARENA) {
-                SubserverSystem.sendPlayer(subserver, player);
-            } else if (type == Servertype.BAUSERVER) {
-                Bauserver bauserver = (Bauserver) subserver;
-                if (bauserver.getOwner().equals(player.getUniqueId()) ||
-                        BauweltMember.getBauMember(bauserver.getOwner(), player.getUniqueId()) != null) {
-                    SubserverSystem.sendPlayer(subserver, player);
-                } else {
-                    SubserverSystem.sendDeniedMessage(player, bauserver.getOwner());
-                    Message.send("JOIN_PLAYER_BLOCK", player);
-                }
-            } else if(type == Servertype.BUILDER && !player.hasPermission("bungeecore.server.team")) {
-                Message.send("JOIN_PLAYER_BLOCK", player);
-            } else {
-                SubserverSystem.sendPlayer(subserver, player);
-            }
-        }else if(serverPerm != null && !player.hasPermission(serverPerm)){
-            Message.send("JOIN_PLAYER_BLOCK", player);
-        }else if(serverPerm == null && !player.getGroups().contains("team")) {
-            Message.send("JOIN_PLAYER_BLOCK", player);
-        }else{
-            player.connect(server);
-        }
+        Subserver subserver = Subserver.getSubserver(target);
+        TpCommand.teleport(player, subserver != null ? subserver.getServer() : target.getServer().getInfo());
     }
 
     @ClassValidator(ProxiedPlayer.class)

src/de/steamwar/bungeecore/commands/KickCommand.java

@@ -19,42 +19,26 @@
 
 package de.steamwar.bungeecore.commands;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.Message;
+import de.steamwar.bungeecore.listeners.ConnectionListener;
 import de.steamwar.command.SWCommand;
-import de.steamwar.command.SWCommandUtils;
-import de.steamwar.command.TypeMapper;
-import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.CommandSender;
-import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
-import java.util.stream.Collectors;
-
 public class KickCommand extends SWCommand {
 
     public KickCommand() {
-        super("kick", "bungeecore.kick");
+        super("kick", ConnectionListener.KICK_PERMISSION);
     }
 
     @Register(description = "KICK_USAGE")
-    public void genericCommand(CommandSender sender, @Mapper("player") String player, String... message) {
-        ProxiedPlayer target = ProxyServer.getInstance().getPlayer(player);
-        if(target == null){
-            Message.send("KICK_OFFLINE", sender);
-            return;
-        }
-
+    public void genericCommand(CommandSender sender, @ErrorMessage("KICK_OFFLINE") ProxiedPlayer target, String... message) {
         if (message.length == 0) {
             target.disconnect(Message.parseToComponent("KICK_NORMAL", true, target));
         } else {
-            target.disconnect(BungeeCore.stringToText(BungeeCore.CHAT_PREFIX + "§c" + String.join(" ", message)));
+            target.disconnect(VelocityCore.stringToText(VelocityCore.CHAT_PREFIX + "§c" + String.join(" ", message)));
         }
         Message.send("KICK_CONFIRM", sender, target.getName());
     }
-
-    @Mapper(value = "player", local = true)
-    public TypeMapper<String> playerTypeMapper() {
-        return SWCommandUtils.createMapper(s -> s, s -> BungeeCord.getInstance().getPlayers().stream().map(ProxiedPlayer::getName).collect(Collectors.toList()));
-    }
 }

src/de/steamwar/bungeecore/commands/ModCommand.java

@@ -24,6 +24,7 @@ import de.steamwar.bungeecore.inventory.SWInventory;
 import de.steamwar.bungeecore.inventory.SWItem;
 import de.steamwar.bungeecore.inventory.SWListInv;
 import de.steamwar.bungeecore.inventory.SWStreamInv;
+import de.steamwar.bungeecore.listeners.ConnectionListener;
 import de.steamwar.command.SWCommand;
 import de.steamwar.sql.Mod;
 import net.md_5.bungee.api.chat.ClickEvent;
@@ -36,7 +37,7 @@ import java.util.stream.Collectors;
 public class ModCommand extends SWCommand {
 
     public ModCommand() {
-        super("mod", "bungeecore.softreload", "mods");
+        super("mod", ConnectionListener.MOD_PERMISSION, "mods");
     }
 
     public static final Map<ProxiedPlayer, Mod.ModType> playerFilterType = new HashMap<>();

src/de/steamwar/bungeecore/commands/PlaytimeCommand.java

@@ -34,9 +34,10 @@ public class PlaytimeCommand extends SWCommand {
 
     @Register
     public void genericCommand(ProxiedPlayer player) {
-        NumberFormat format = NumberFormat.getNumberInstance((player).getLocale());
+        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
+        NumberFormat format = NumberFormat.getNumberInstance(user.getLocale());
         format.setMaximumFractionDigits(2);
-        String formattedText = format.format((SteamwarUser.get(player.getUniqueId()).getOnlinetime() / (double) 3600));
+        String formattedText = format.format((user.getOnlinetime() / (double) 3600));
 
         Message.send("HOURS_PLAYED", player, formattedText);
     }

src/de/steamwar/bungeecore/commands/PollresultCommand.java

@@ -20,6 +20,7 @@
 package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.Message;
+import de.steamwar.bungeecore.listeners.ConnectionListener;
 import de.steamwar.bungeecore.listeners.PollSystem;
 import de.steamwar.sql.PollAnswer;
 import de.steamwar.command.SWCommand;
@@ -31,7 +32,7 @@ import java.util.Map;
 public class PollresultCommand extends SWCommand {
 
     public PollresultCommand() {
-        super("pollresult", "bungeecore.pollresults");
+        super("pollresult", ConnectionListener.POLLRESULT_PERMISSION);
     }
 
     @Register

src/de/steamwar/bungeecore/commands/PunishmentCommand.java

@@ -20,13 +20,19 @@
 package de.steamwar.bungeecore.commands;
 
 import com.google.gson.JsonParser;
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.Message;
+import de.steamwar.bungeecore.listeners.ConnectionListener;
+import de.steamwar.bungeecore.listeners.IPSanitizer;
+import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
+import de.steamwar.command.TypeMapper;
 import de.steamwar.messages.ChatSender;
 import de.steamwar.sql.BannedUserIPs;
 import de.steamwar.sql.Punishment;
 import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserPerm;
+import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.ChatMessageType;
 import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.ProxyServer;
@@ -40,12 +46,10 @@ import java.text.SimpleDateFormat;
 import java.time.Duration;
 import java.time.Instant;
 import java.time.temporal.ChronoUnit;
-import java.util.Date;
-import java.util.NoSuchElementException;
-import java.util.Scanner;
-import java.util.UUID;
+import java.util.*;
 import java.util.logging.Level;
 import java.util.regex.Pattern;
+import java.util.stream.Collectors;
 
 public class PunishmentCommand {
 
@@ -74,7 +78,7 @@ public class PunishmentCommand {
         } catch (NoSuchElementException e) {
             // ignore, player does not exist
         } catch (IOException e) {
-            BungeeCore.get().getLogger().log(Level.SEVERE, "Could not get offline player UUID " + playerName, e);
+            VelocityCore.get().getLogger().log(Level.SEVERE, "Could not get offline player UUID " + playerName, e);
         }
         return null;
     }
@@ -93,14 +97,15 @@ public class PunishmentCommand {
 
         ProxiedPlayer player = ProxyServer.getInstance().getPlayer(user.getUUID());
         if (player != null) {
+            String ip = IPSanitizer.getTrueAddress(player.getPendingConnection()).getHostAddress();
             ChatSender.disconnect(player).system(punishmentMessage(user, Punishment.PunishmentType.Ban));
-            for (BannedUserIPs banned : BannedUserIPs.get(player.getAddress().getAddress().getHostAddress())) {
+            for (BannedUserIPs banned : BannedUserIPs.get(ip)) {
                 SteamwarUser bannedUser = SteamwarUser.get(banned.getUserID());
                 if (bannedUser.isPunished(Punishment.PunishmentType.Ban) && bannedUser.getPunishment(Punishment.PunishmentType.Ban).getEndTime().before(time)) {
                     bannedUser.punish(Punishment.PunishmentType.Ban, time, banReason, punisher.getId(), perma);
                 }
             }
-            BannedUserIPs.banIP(user.getId(), player.getAddress().getAddress().getHostAddress());
+            BannedUserIPs.banIP(user.getId(), ip);
         }
     }
 
@@ -114,12 +119,12 @@ public class PunishmentCommand {
     }
 
     public PunishmentCommand(String command, Punishment.PunishmentType punishmentType) {
-        new SWCommand(command, "bungeecore.ban") {
+        new SWCommand(command, ConnectionListener.BAN_PERMISSION) {
 
             @Register
-            public void genericCommand(ProxiedPlayer player, String toPunish, String date, @ErrorMessage(allowEAs = false, value = "PUNISHMENT_USAGE_REASON") String... message) {
+            public void genericCommand(ProxiedPlayer player, @Mapper("toPunish") String toPunish, String date, @ErrorMessage(allowEAs = false, value = "PUNISHMENT_USAGE_REASON") String... message) {
                 SteamwarUser punisher = SteamwarUser.get(player.getUniqueId());
-                if (punishmentType.isNeedsAdmin() && !punisher.getUserGroup().isAdminGroup()) {
+                if (punishmentType.isNeedsAdmin() && !punisher.hasPerm(UserPerm.MODERATION)) {
                     return;
                 }
 
@@ -144,22 +149,36 @@ public class PunishmentCommand {
             public void genericError(ProxiedPlayer player, String... args) {
                 ChatSender.of(player).send(true, ChatMessageType.CHAT, null, null, new Message("PUNISHMENT_USAGE", command));
             }
+
+            @Mapper(value = "toPunish", local = true)
+            public TypeMapper<String> allUsers() {
+                return new TypeMapper<String>() {
+                    @Override
+                    public String map(CommandSender commandSender, String[] previousArguments, String s) {
+                        return s;
+                    }
+
+                    @Override
+                    public Collection<String> tabCompletes(CommandSender sender, PreviousArguments previousArguments, String s) {
+                        List<String> players = BungeeCord.getInstance().getPlayers().stream()
+                                .map(CommandSender::getName)
+                                .collect(Collectors.toList());
+                        players.add(s);
+                        return players;
+                    }
+                };
+            }
         };
-        if (punishmentType.getUnpunishmentMessage() == null) {
-            return;
-        }
+
+        if (punishmentType.getUnpunishmentMessage() == null) return;
         String antiCommand = "un" + command;
-        new SWCommand(antiCommand, "bungeecore.ban") {
+        new SWCommand(antiCommand, ConnectionListener.BAN_PERMISSION) {
             @Register
-            public void genericCommand(ProxiedPlayer player, String toUnpunish) {
-                if (punishmentType.isNeedsAdmin() && !SteamwarUser.get(player.getUniqueId()).getUserGroup().isAdminGroup()) {
+            public void genericCommand(ProxiedPlayer player, @ErrorMessage("UNKNOWN_PLAYER") SteamwarUser target) {
+                if (punishmentType.isNeedsAdmin() && !SteamwarUser.get(player.getUniqueId()).hasPerm(UserPerm.MODERATION)) {
                     return;
                 }
 
-                SteamwarUser target = existingUser(player, toUnpunish);
-                if (target == null)
-                    return;
-
                 if (!target.isPunished(punishmentType)) {
                     Message.send(punishmentType.getUsageNotPunished(), player);
                     return;
@@ -178,13 +197,6 @@ public class PunishmentCommand {
         };
     }
 
-    protected SteamwarUser existingUser(CommandSender sender, String arg){
-        SteamwarUser target = SteamwarUser.get(arg);
-        if(target == null)
-            Message.send("UNKNOWN_PLAYER", sender);
-        return target;
-    }
-
     protected SteamwarUser unsafeUser(CommandSender sender, String arg){
         SteamwarUser target = getOrCreateOfflinePlayer(arg);
         if(target == null)

src/de/steamwar/bungeecore/commands/RankCommand.java

@@ -21,11 +21,11 @@ package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.ArenaMode;
 import de.steamwar.bungeecore.Message;
-import de.steamwar.sql.SteamwarUser;
-import de.steamwar.sql.UserElo;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.SWCommandUtils;
 import de.steamwar.command.TypeMapper;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserElo;
 import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
@@ -40,47 +40,30 @@ public class RankCommand extends SWCommand {
 
     @Register
     public void ownRank(ProxiedPlayer player) {
-        rank(player, player.getName());
+        rank(player, SteamwarUser.get(player.getUniqueId()));
     }
 
     @Register
-    public void rank(ProxiedPlayer player, @Mapper("player") String s) {
-        SteamwarUser user = SteamwarUser.get(s);
-        if (user == null) {
-            Message.send("RANK_PLAYER_NOT_FOUND", player);
-            return;
-        }
-        if (!player.getName().equals(s)) {
-            Message.send("RANK_PLAYER_FOUND", player, user.getUserName());
+    public void rank(ProxiedPlayer player, @ErrorMessage("RANK_PLAYER_NOT_FOUND") SteamwarUser user) {
+        if (!player.getName().equals(user.getUserName())) {
+            Message.sendPrefixless("RANK_PLAYER_FOUND", player, user.getUserName());
         }
+
         for(ArenaMode mode : ArenaMode.getAllModes()) {
             if (!mode.isRanked())
                 continue;
 
-            Message.send("RANK_HEADER", player, mode.getChatName());
-
             Optional<Integer> elo = UserElo.getElo(user.getId(), mode.getSchemType());
-
+            String eloString;
             if (elo.isPresent()) {
                 int placement = UserElo.getPlacement(elo.get(), mode.getSchemType());
-                Message.send("RANK_PLACED", player, placement, elo.get());
+                eloString = Message.parse("RANK_PLACED", player, placement, elo.get());
             } else {
-                Message.send("RANK_UNPLACED", player);
+                eloString = Message.parse("RANK_UNPLACED", player);
             }
-            Message.send("RANK_EMBLEM", player, getEmblemProgression(player, mode.getChatName(), user.getId()));
+
+            Message.sendPrefixless("RANK_HEADER", player, mode.getChatName(), eloString);
+            Message.sendPrefixless("RANK_EMBLEM", player, UserElo.getEmblemProgression(mode.getChatName(), user.getId()));
         }
     }
-
-    private static String getEmblemProgression(ProxiedPlayer player, String gameMode, int userId) {
-        int fightsOfSeason = UserElo.getFightsOfSeason(userId, gameMode);
-        if (fightsOfSeason < 10)
-            return Message.parse("RANK_NEEDED_FIGHTS_LEFT", player, "§8✧ ✦ ✶ ✷ ✸ ✹ ❂", 10 - fightsOfSeason);
-
-        return UserElo.getEmblemProgression(gameMode, userId);
-    }
-
-    @Mapper(value = "player", local = true)
-    public TypeMapper<String> playerTypeMapper() {
-        return SWCommandUtils.createMapper(s -> s, s -> BungeeCord.getInstance().getPlayers().stream().map(ProxiedPlayer::getName).collect(Collectors.toList()));
-    }
 }

src/de/steamwar/bungeecore/commands/RegelnCommand.java

@@ -36,6 +36,7 @@ public class RegelnCommand extends SWCommand {
         Message.sendPrefixless("REGELN_MWG", player, Message.parse("REGELN_MWG_HOVER", player), new ClickEvent(ClickEvent.Action.OPEN_URL, Message.parse("REGELN_MWG_URL", player)));
         Message.sendPrefixless("REGELN_WG", player, Message.parse("REGELN_WG_HOVER", player), new ClickEvent(ClickEvent.Action.OPEN_URL, Message.parse("REGELN_WG_URL", player)));
         Message.sendPrefixless("REGELN_WS", player, Message.parse("REGELN_WS_HOVER", player), new ClickEvent(ClickEvent.Action.OPEN_URL, Message.parse("REGELN_WS_URL", player)));
+        Message.sendPrefixless("REGELN_QG", player, Message.parse("REGELN_QG_HOVER", player), new ClickEvent(ClickEvent.Action.OPEN_URL, Message.parse("REGELN_QG_URL", player)));
         Message.sendPrefixless("REGELN_CONDUCT", player, Message.parse("REGELN_CONDUCT_HOVER", player), new ClickEvent(ClickEvent.Action.OPEN_URL, Message.parse("REGELN_CONDUCT_URL", player)));
     }
 }

src/de/steamwar/bungeecore/commands/ReplayCommand.java

@@ -23,10 +23,7 @@ import de.steamwar.bungeecore.*;
 import de.steamwar.bungeecore.inventory.SWItem;
 import de.steamwar.bungeecore.inventory.SWListInv;
 import de.steamwar.bungeecore.inventory.SWStreamInv;
-import de.steamwar.sql.Fight;
-import de.steamwar.sql.Punishment;
-import de.steamwar.sql.SchematicType;
-import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.*;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.ChatSender;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
@@ -58,7 +55,7 @@ public class ReplayCommand extends SWCommand {
                 if (tMap != null) map = tMap;
             }
 
-            if (user.getUserGroup().isAdminGroup() && click.isShiftClick() && fight.replayExists()) {
+            if (user.hasPerm(UserPerm.MODERATION) && click.isShiftClick() && fight.replayExists()) {
                 starter.test(mode, map, player).start();
             } else if(!fight.replayAllowed()) {
                 sender.system("REPLAY_UNAVAILABLE");

src/de/steamwar/bungeecore/commands/ServerSwitchCommand.java

@@ -20,17 +20,16 @@
 package de.steamwar.bungeecore.commands;
 
 import de.steamwar.command.SWCommand;
-import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.config.ServerInfo;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
 public class ServerSwitchCommand extends SWCommand {
 
-    private String serverName;
+    private final String serverName;
 
-    public ServerSwitchCommand(String cmd, String name, String permission, String... aliases) {
-        super(cmd, permission, aliases);
+    public ServerSwitchCommand(String cmd, String name, String... aliases) {
+        super(cmd, null, aliases);
         serverName = name;
     }
 

src/de/steamwar/bungeecore/commands/ServerTeamchatCommand.java

@@ -20,6 +20,7 @@
 package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.listeners.ChatListener;
+import de.steamwar.bungeecore.listeners.ConnectionListener;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.ChatSender;
 import net.md_5.bungee.api.CommandSender;
@@ -27,7 +28,7 @@ import net.md_5.bungee.api.CommandSender;
 public class ServerTeamchatCommand extends SWCommand {
 
     public ServerTeamchatCommand() {
-        super("stc", "bungeecore.teamchat","serverteamchat");
+        super("stc", ConnectionListener.TEAMCHAT_PERMISSION,"serverteamchat");
     }
 
     @Register(description = "STC_USAGE")

src/de/steamwar/bungeecore/commands/TeamCommand.java

@@ -23,15 +23,12 @@ import de.steamwar.bungeecore.Message;
 import de.steamwar.bungeecore.Storage;
 import de.steamwar.bungeecore.inventory.SWItem;
 import de.steamwar.bungeecore.inventory.SWListInv;
-import de.steamwar.sql.Punishment;
-import de.steamwar.sql.SteamwarUser;
-import de.steamwar.sql.Team;
-import de.steamwar.sql.TeamTeilnahme;
 import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
+import de.steamwar.command.TypeValidator;
 import de.steamwar.messages.ChatSender;
-import de.steamwar.sql.Event;
+import de.steamwar.sql.*;
 import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.ChatColor;
 import net.md_5.bungee.api.CommandSender;
@@ -50,6 +47,7 @@ import java.time.Instant;
 import java.time.format.DateTimeFormatter;
 import java.util.*;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 import static de.steamwar.bungeecore.Storage.teamInvitations;
 
@@ -117,11 +115,9 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register(value = "create", description = "TEAM_CREATE_USAGE")
-    public void create(ProxiedPlayer player, @Length(min = 2, max = 4) @ErrorMessage("TEAM_KUERZEL_LENGTH") String kuerzel, @Length(min = 4, max = 15) @ErrorMessage("TEAM_NAME_LENGTH") String name){
+    public void create(@Validator("isNotInTeam") ProxiedPlayer player, @Length(min = 2, max = 4) @ErrorMessage("TEAM_KUERZEL_LENGTH") String kuerzel, @Length(min = 4, max = 15) @ErrorMessage("TEAM_NAME_LENGTH") String name){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(unwantedInTeam(player, user))
-            return;
 
         if(checkTeamKuerzel(player, team, kuerzel))
             return;
@@ -136,10 +132,8 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register("join")
-    public void join(ProxiedPlayer player, String... args){
+    public void join(@Validator("isNotInTeam") ProxiedPlayer player, String... args){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
-        if(unwantedInTeam(player, user))
-            return;
 
         if(notDuringEvent(player))
             return;
@@ -186,13 +180,11 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register("stepback")
-    public void stepBack(ProxiedPlayer player) {
+    public void stepBack(@Validator("isLeader") ProxiedPlayer player) {
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notLeader(player, user))
-            return;
 
-        if(team.size() > 1 && team.getMembers().stream().map(SteamwarUser::get).filter(member -> user != member).noneMatch(SteamwarUser::isLeader)){
+        if(noRemainingLeaders(team, user)){
             Message.send("TEAM_OTHER_LEADER_REQUIRED", player);
             return;
         }
@@ -202,14 +194,12 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register("leave")
-    public void leave(ProxiedPlayer player){
+    public void leave(@Validator("isInTeam") ProxiedPlayer player){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notInTeam(player, user))
-            return;
 
         int teamSize = team.size();
-        if(teamSize > 1 && user.isLeader() && team.getMembers().stream().map(SteamwarUser::get).filter(member -> user != member).noneMatch(SteamwarUser::isLeader)){
+        if(teamSize > 1 && user.isLeader() && noRemainingLeaders(team, user)) {
             Message.send("TEAM_OTHER_LEADER_REQUIRED", player);
             return;
         }
@@ -223,18 +213,19 @@ public class TeamCommand extends SWCommand {
         Message.send("TEAM_LEAVE_LEFT", player);
     }
 
+    private boolean noRemainingLeaders(Team team, SteamwarUser except) {
+        return SteamwarUser.getTeam(team.getTeamId()).stream().filter(member -> except.getId() != member.getId()).noneMatch(SteamwarUser::isLeader);
+    }
+
 
     @Register(value = "invite", description = "TEAM_INVITE_USAGE")
-    public void invite(ProxiedPlayer player, String toInvite){
+    public void invite(@Validator("isLeader") ProxiedPlayer player, @AllowNull SteamwarUser target){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notLeader(player, user))
-            return;
 
         if(notDuringEvent(player))
             return;
 
-        SteamwarUser target = SteamwarUser.get(toInvite);
         if(target == null){
             Message.send("TEAM_INVITE_NO_PLAYER", player);
             return;
@@ -253,20 +244,17 @@ public class TeamCommand extends SWCommand {
 
         teamInvitations.get(target.getId()).add(team.getTeamId());
 
-        Message.send("TEAM_INVITE_INVITED", player, toInvite);
+        Message.send("TEAM_INVITE_INVITED", player, target.getUserName());
         ProxiedPlayer p = ProxyServer.getInstance().getPlayer(target.getUUID());
         if(p != null)
             Message.send("TEAM_INVITE_INVITED_TARGET", p, team.getTeamColor(), team.getTeamName());
     }
 
     @Register(value = "remove", description = "TEAM_REMOVE_USAGE")
-    public void remove(ProxiedPlayer player, String toRemove){
+    public void remove(@Validator("isLeader") ProxiedPlayer player, @AllowNull @Mapper("memberList") SteamwarUser target){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notLeader(player, user))
-            return;
 
-        SteamwarUser target = SteamwarUser.get(toRemove);
         if(target == null){
             Message.send("TEAM_REMOVE_NOT_PLAYER", player);
             return;
@@ -301,12 +289,31 @@ public class TeamCommand extends SWCommand {
             Message.send("TEAM_REMOVE_REMOVED_TARGET", player);
     }
 
+    @Mapper(value = "memberList", local = true)
+    public TypeMapper<SteamwarUser> memberList() {
+        return new TypeMapper<SteamwarUser>() {
+            @Override
+            public SteamwarUser map(CommandSender commandSender, String[] previousArguments, String s) {
+                return SteamwarUser.get(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(CommandSender sender, PreviousArguments previousArguments, String s) {
+                if (!(sender instanceof ProxiedPlayer)) return Collections.emptyList();
+                ProxiedPlayer player = (ProxiedPlayer) sender;
+                Team team = Team.get(SteamwarUser.get(player.getUniqueId()).getTeam());
+                return team.getMembers().stream()
+                        .map(SteamwarUser::get)
+                        .map(SteamwarUser::getUserName)
+                        .collect(Collectors.toList());
+            }
+        };
+    }
+
     @Register(value = "changekurzel", description = "TEAM_KUERZEL_USAGE")
-    public void changekuerzel(ProxiedPlayer player, @Length(min = 2, max = 4) @ErrorMessage("TEAM_KUERZEL_LENGTH") String kuerzel){
+    public void changekuerzel(@Validator("isLeader") ProxiedPlayer player, @Length(min = 2, max = 4) @ErrorMessage("TEAM_KUERZEL_LENGTH") String kuerzel){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notLeader(player, user))
-            return;
 
         if(notDuringEvent(player))
             return;
@@ -319,11 +326,9 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register(value = "changename", description = "TEAM_NAME_USAGE")
-    public void changename(ProxiedPlayer player, @Length(min = 4, max = 15) @ErrorMessage("TEAM_NAME_LENGTH") String name){
+    public void changename(@Validator("isLeader") ProxiedPlayer player, @Length(min = 4, max = 15) @ErrorMessage("TEAM_NAME_LENGTH") String name){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notLeader(player, user))
-            return;
 
         if(notDuringEvent(player))
             return;
@@ -336,17 +341,14 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register(value = "promote", description = "TEAM_LEADER_USAGE")
-    public void promote(ProxiedPlayer player, String toPromote){
+    public void promote(@Validator("isLeader") ProxiedPlayer player, @AllowNull @Mapper("memberList") SteamwarUser target){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
-        if(notLeader(player, user))
-            return;
 
         if(notDuringEvent(player))
             return;
 
-        SteamwarUser target = SteamwarUser.get(toPromote);
         if(target == null){
-            Message.send("TEAM_LEADER_NOT_USER", player, toPromote);
+            Message.send("TEAM_LEADER_NOT_USER", player);
             return;
         }
 
@@ -356,7 +358,7 @@ public class TeamCommand extends SWCommand {
         }
 
         target.setLeader(true);
-        Message.send("TEAM_LEADER_PROMOTED", player, toPromote);
+        Message.send("TEAM_LEADER_PROMOTED", player, target.getUserName());
     }
 
     private String playerName(SteamwarUser user){
@@ -364,31 +366,25 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register("info")
-    public void info(ProxiedPlayer player, String... args){
+    public void info(@Validator("isInTeam") ProxiedPlayer player){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(args.length == 0 && user.getTeam() == 0){
-            Message.send("TEAM_INFO_USAGE", player);
-            return;
-        }else if(user.getTeam() == 0 || args.length == 1){
-            team = Team.get(args[0]);
-        }
-
-        if(team == null){
-            Message.send("UNKNOWN_TEAM", player);
-            return;
-        }
+        info(player, team);
+    }
 
+    @Register(value = "info", description = "TEAM_INFO_USAGE")
+    public void info(ProxiedPlayer player, @ErrorMessage("UNKNOWN_TEAM") Team team){
+        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Message.sendPrefixless("TEAM_INFO_TEAM", player, team.getTeamName(), team.getTeamColor(), team.getTeamKuerzel());
 
         List<SteamwarUser> users = team.getMembers().stream().map(SteamwarUser::get).collect(Collectors.toList());
 
-        Message.sendPrefixless("TEAM_INFO_LEADER", player, getMemberList(users, true));
+        Message.sendPrefixless("TEAM_INFO_LEADER", player, users.stream().filter(SteamwarUser::isLeader).count(), getMemberList(users, true));
 
         String members = getMemberList(users, false);
 
         if(members.length() > 0) {
-            Message.sendPrefixless("TEAM_INFO_MEMBER", player, members);
+            Message.sendPrefixless("TEAM_INFO_MEMBER", player, users.stream().filter(u -> !u.isLeader()).count(), members);
         }
 
         Set<Event> events = TeamTeilnahme.getEvents(team.getTeamId());
@@ -448,11 +444,9 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register("event")
-    public void event(ProxiedPlayer player) {
+    public void event(@Validator("isInTeam") ProxiedPlayer player) {
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notInTeam(player, user))
-            return;
 
         Message.send("TEAM_EVENT_USAGE", player);
         Set<Event> events = TeamTeilnahme.getEvents(team.getTeamId());
@@ -465,14 +459,9 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register("event")
-    public void event(ProxiedPlayer player, Event event){
+    public void event(@Validator("isLeader") ProxiedPlayer player, Event event){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notInTeam(player, user))
-            return;
-
-        if(notLeader(player, user))
-            return;
 
         if(notDuringEvent(player))
             return;
@@ -493,34 +482,33 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register("tp")
-    public void tp(ProxiedPlayer player, String... args){
+    public void tp(@Validator("isInTeam") ProxiedPlayer player) {
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(args.length == 0){
-            if(notInTeam(player, user))
-                return;
-            tp(player, team);
-            return;
-        }
-        Team targetTeam = Team.get(args[0]);
-        if(targetTeam == null){
-            Message.send("TEAM_TP_NO_TEAM", player);
-            return;
-        }
-        tp(player, targetTeam);
+        tp(player, team);
     }
 
-    private void tp(ProxiedPlayer player, Team targetTeam) {
-        if (targetTeam.getAddress() == null) {
+    @Register("tp")
+    public void tp(ProxiedPlayer player, @ErrorMessage("TEAM_TP_NO_TEAM") @Mapper("teamWithTeamServer") Team targetTeam) {
+        if (targetTeam.getAddress() == null || targetTeam.getAddress().isEmpty()) {
             Message.send("TEAM_NO_ADDRESS", player);
             return;
         }
+
+        InetSocketAddress address = new InetSocketAddress(targetTeam.getAddress(), targetTeam.getPort());
         ServerInfo serverInfo = Storage.teamServers.computeIfAbsent(targetTeam.getTeamId(), integer -> {
-            InetSocketAddress address = new InetSocketAddress(targetTeam.getAddress(), targetTeam.getPort());
             ServerInfo info = ProxyServer.getInstance().constructServerInfo("Team " + targetTeam.getTeamKuerzel(), address, "SteamWar.de - Teamserver", false);
             ProxyServer.getInstance().getServers().put(info.getName(), info);
             return info;
         });
+
+        if (!address.equals(serverInfo.getSocketAddress())) {
+            serverInfo = Storage.teamServers.remove(targetTeam.getTeamId());
+            ProxyServer.getInstance().getServers().remove(serverInfo.getName());
+            tp(player, targetTeam);
+            return;
+        }
+
         player.connect(ServerConnectRequest.builder()
                         .target(serverInfo)
                         .connectTimeout(BungeeCord.getInstance().getConfig().getServerConnectTimeout())
@@ -542,11 +530,9 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register(value = "server", description = "TEAM_SERVER_USAGE")
-    public void server(ProxiedPlayer player, String server, @Min(intValue = 1) @Max(intValue = 65535) @ErrorMessage("TEAM_SERVER_PORT_INVALID") int port){
+    public void server(@Validator("isLeader") ProxiedPlayer player, String server, @Min(intValue = 1) @Max(intValue = 65535) @ErrorMessage("TEAM_SERVER_PORT_INVALID") int port){
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notLeader(player, user))
-            return;
         if (PunishmentCommand.isPunishedWithMessage(ChatSender.of(player), Punishment.PunishmentType.NoTeamServer)) {
             return;
         }
@@ -581,11 +567,9 @@ public class TeamCommand extends SWCommand {
     }
 
     @Register("color")
-    public void changeColor(ProxiedPlayer player) {
+    public void changeColor(@Validator("isLeader") ProxiedPlayer player) {
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
         Team team = Team.get(user.getTeam());
-        if(notLeader(player, user))
-            return;
 
         if(notDuringEvent(player))
             return;
@@ -630,6 +614,89 @@ public class TeamCommand extends SWCommand {
         };
     }
 
+    @Validator(value = "isNotInTeam", local = true)
+    public TypeValidator<ProxiedPlayer> isNotInTeamValidator() {
+        return (sender, value, messageSender) -> {
+            if (!(sender instanceof ProxiedPlayer)) return false;
+            ProxiedPlayer player = (ProxiedPlayer) sender;
+            SteamwarUser steamwarUser = SteamwarUser.get(player.getUniqueId());
+            if (steamwarUser.getTeam() != 0) {
+                messageSender.send("TEAM_IN_TEAM");
+                return false;
+            }
+            return true;
+        };
+    }
+
+    @Validator(value = "isInTeam", local = true)
+    public TypeValidator<ProxiedPlayer> isInTeamValidator() {
+        return (sender, value, messageSender) -> {
+            if (!(sender instanceof ProxiedPlayer)) return false;
+            ProxiedPlayer player = (ProxiedPlayer) sender;
+            SteamwarUser steamwarUser = SteamwarUser.get(player.getUniqueId());
+            if (steamwarUser.getTeam() == 0) {
+                messageSender.send("TEAM_NOT_IN_TEAM");
+                return false;
+            }
+            return true;
+        };
+    }
+
+    @Validator(value = "isLeader", local = true)
+    public TypeValidator<ProxiedPlayer> isLeaderValidator() {
+        return (sender, value, messageSender) -> {
+            if (!(sender instanceof ProxiedPlayer)) return false;
+            ProxiedPlayer player = (ProxiedPlayer) sender;
+            SteamwarUser steamwarUser = SteamwarUser.get(player.getUniqueId());
+            if (steamwarUser.getTeam() == 0) {
+                messageSender.send("TEAM_NOT_IN_TEAM");
+                return false;
+            }
+            if (!steamwarUser.isLeader()) {
+                messageSender.send("TEAM_NOT_LEADER");
+                return false;
+            }
+            return true;
+        };
+    }
+
+    @ClassMapper(Team.class)
+    @Cached(global = true, cacheDuration = 60)
+    public TypeMapper<Team> team() {
+        return new TypeMapper<Team>() {
+            @Override
+            public Team map(CommandSender commandSender, String[] previousArguments, String s) {
+                return Team.get(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(CommandSender sender, PreviousArguments previousArguments, String s) {
+                return Team.getAll().stream()
+                        .flatMap(team -> Stream.of(team.getTeamName(), team.getTeamKuerzel()))
+                        .collect(Collectors.toList());
+            }
+        };
+    }
+
+    @Mapper(value = "teamWithTeamServer", local = true)
+    @Cached(global = true, cacheDuration = 60)
+    public TypeMapper<Team> teamWithTeamServer() {
+        return new TypeMapper<Team>() {
+            @Override
+            public Team map(CommandSender commandSender, String[] previousArguments, String s) {
+                return Team.get(s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(CommandSender sender, PreviousArguments previousArguments, String s) {
+                return Team.getAll().stream()
+                        .filter(team -> team.getAddress() != null && !team.getAddress().isEmpty())
+                        .flatMap(team -> Stream.of(team.getTeamName(), team.getTeamKuerzel()))
+                        .collect(Collectors.toList());
+            }
+        };
+    }
+
     private boolean checkTeamName(ProxiedPlayer player, Team team, String arg){
         Team t = Team.get(arg);
         if(t != null && t.getTeamId() != team.getTeamId()){
@@ -648,32 +715,6 @@ public class TeamCommand extends SWCommand {
         return false;
     }
 
-    private boolean unwantedInTeam(ProxiedPlayer player, SteamwarUser user){
-        if(user.getTeam() != 0){
-            Message.send("TEAM_IN_TEAM", player);
-            return true;
-        }
-        return false;
-    }
-
-    private boolean notInTeam(ProxiedPlayer player, SteamwarUser user){
-        if(user.getTeam() == 0){
-            Message.send("TEAM_NOT_IN_TEAM", player);
-            return true;
-        }
-        return false;
-    }
-
-    private boolean notLeader(ProxiedPlayer player, SteamwarUser user){
-        if(notInTeam(player, user))
-            return true;
-        if(!user.isLeader()){
-            Message.send("TEAM_NOT_LEADER", player);
-            return true;
-        }
-        return false;
-    }
-
     private boolean notDuringEvent(ProxiedPlayer player){
         if(Event.get() != null){
             Message.send("TEAM_NOT_IN_EVENT", player);

src/de/steamwar/bungeecore/commands/TpCommand.java

@@ -20,25 +20,19 @@
 package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.*;
-import de.steamwar.sql.BauweltMember;
-import de.steamwar.sql.Punishment;
-import de.steamwar.sql.SteamwarUser;
-import de.steamwar.sql.Team;
+import de.steamwar.sql.*;
 import de.steamwar.bungeecore.util.BauLock;
 import de.steamwar.bungeecore.util.Chat19;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
 import de.steamwar.messages.ChatSender;
-import de.steamwar.sql.Event;
 import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.config.ServerInfo;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.List;
+import java.util.*;
 
 public class TpCommand extends SWCommand {
 
@@ -69,7 +63,7 @@ public class TpCommand extends SWCommand {
     }
 
     @Mapper("to")
-    @Cached(cacheDuration = 10, global = true)
+    @Cached(cacheDuration = 10)
     public TypeMapper<String> tabCompleter() {
         return new TypeMapper<String>() {
             @Override
@@ -90,53 +84,61 @@ public class TpCommand extends SWCommand {
                         list.add(team.getTeamKuerzel());
                     });
                 }
+                if (Storage.teamServers.containsValue(((ProxiedPlayer) sender).getServer().getInfo())) {
+                    Storage.directTabItems.getOrDefault((ProxiedPlayer) sender, Collections.emptyMap()).forEach((uuid, item) -> {
+                        list.add(item.getUsername());
+                    });
+                }
                 return list;
             }
         };
     }
 
-    public static void teleport(ProxiedPlayer player, ServerInfo server){
+    public static void teleport(ProxiedPlayer player, ServerInfo server) {
         ChatSender sender = ChatSender.of(player);
         if(CheckCommand.isChecking(player)){
             sender.system("CHECK_CHECKING");
             return;
         }
 
-        String serverPerm = BungeeCore.serverPermissions.get(server.getName());
         Subserver subserver = Subserver.getSubserver(server);
-
-        if (subserver != null && subserver.getType() == Servertype.ARENA) {
-            if (!PunishmentCommand.isPunishedWithMessage(sender, Punishment.PunishmentType.NoFightServer))
-                SubserverSystem.sendPlayer(subserver, player);
-
-        } else if(subserver instanceof Bauserver) {
-            Bauserver bauserver = (Bauserver) subserver;
-            ProxiedPlayer checker = BungeeCord.getInstance().getPlayer(bauserver.getOwner());
-            if (checker != null && CheckCommand.isChecking(checker)) {
-                SteamwarUser steamwarUser = SteamwarUser.get(player.getUniqueId());
-                if (steamwarUser.getUserGroup().isCheckSchematics() || CheckCommand.getCheckingSchem(checker).getOwner() == steamwarUser.getId()) {
-                    SubserverSystem.sendPlayer(subserver, player);
-                } else {
-                    sender.system("JOIN_PLAYER_BLOCK");
-                }
-            }else if (BauLock.isLocked(SteamwarUser.get(bauserver.getOwner()), sender.user())) {
-                Message.send("BAU_LOCKED_NOALLOWED", player);
-            }else if (bauserver.getOwner().equals(player.getUniqueId()) || BauweltMember.getBauMember(bauserver.getOwner(), player.getUniqueId()) != null) {
-                SubserverSystem.sendPlayer(subserver, player);
-            } else {
-                SubserverSystem.sendDeniedMessage(player, bauserver.getOwner());
-                sender.system("JOIN_PLAYER_BLOCK");
-            }
-
-        } else if(subserver instanceof Builderserver && !player.hasPermission("bungeecore.server.team")) {
-            sender.system("JOIN_PLAYER_BLOCK");
-        } else if (serverPerm != null && !player.hasPermission(serverPerm)) {
-            sender.system("JOIN_PLAYER_BLOCK");
-        } else if (serverPerm == null && !player.getGroups().contains("team")) {
-            sender.system("JOIN_PLAYER_BLOCK");
-        } else {
+        if(subserver == null) {
             player.connect(server);
+            return;
         }
+
+        switch (subserver.getType()) {
+            case ARENA:
+                if (PunishmentCommand.isPunishedWithMessage(sender, Punishment.PunishmentType.NoFightServer))
+                    return;
+                break;
+
+            case BAUSERVER:
+                Bauserver bauserver = (Bauserver) subserver;
+                ProxiedPlayer checker = BungeeCord.getInstance().getPlayer(bauserver.getOwner());
+                if (checker != null && CheckCommand.isChecking(checker)) {
+                    if (!sender.user().hasPerm(UserPerm.CHECK) && CheckCommand.getCheckingSchem(checker).getOwner() != sender.user().getId()) {
+                        sender.system("JOIN_PLAYER_BLOCK");
+                        return;
+                    }
+                } else if (BauLock.checkNotifyLocked(SteamwarUser.get(bauserver.getOwner()), player)) {
+                    return;
+                } else if (!bauserver.getOwner().equals(player.getUniqueId()) && BauweltMember.getBauMember(bauserver.getOwner(), player.getUniqueId()) == null) {
+                    SubserverSystem.sendDeniedMessage(player, bauserver.getOwner());
+                    sender.system("JOIN_PLAYER_BLOCK");
+                    return;
+                }
+                break;
+
+            case BUILDER:
+                if(!sender.user().hasPerm(UserPerm.BUILD)) {
+                    sender.system("JOIN_PLAYER_BLOCK");
+                    return;
+                }
+                break;
+        }
+
+        SubserverSystem.sendPlayer(subserver, player);
     }
 
     private static ServerInfo getTarget(String arg) {

src/de/steamwar/bungeecore/commands/TutorialCommand.java

@@ -29,6 +29,7 @@ import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeValidator;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.sql.Tutorial;
+import de.steamwar.sql.UserPerm;
 import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
@@ -83,9 +84,7 @@ public class TutorialCommand extends SWCommand {
 
     @Validator("unreleased")
     public TypeValidator<ProxiedPlayer> unreleasedChecker() {
-        return (sender, value, messageSender) -> {
-            return (SteamwarUser.get((value).getUniqueId()).getUserGroup().isTeamGroup());
-        };
+        return (sender, value, messageSender) -> (SteamwarUser.get((value).getUniqueId()).hasPerm(UserPerm.TEAM));
     }
 
     private void openInventory(ProxiedPlayer player, boolean released, boolean own) {
@@ -95,13 +94,13 @@ public class TutorialCommand extends SWCommand {
                 player,
                 Message.parse("TUTORIAL_TITLE", player),
                 (click, tutorial) -> {
-                    if(!released && click.isShiftClick() && user.getUserGroup().isTeamGroup() && user.getId() != tutorial.getCreator()) {
+                    if(!released && click.isShiftClick() && user.hasPerm(UserPerm.TEAM) && user.getId() != tutorial.getCreator()) {
                         tutorial.release();
                         openInventory(player, released, own);
                         return;
                     } else if(own && click.isShiftClick() && click.isRightClick()) {
                         tutorial.delete();
-                        SubserverSystem.deleteFolder(BungeeCore.local, world(tutorial).getPath());
+                        SubserverSystem.deleteFolder(VelocityCore.local, world(tutorial).getPath());
                         openInventory(player, released, own);
                         return;
                     }
@@ -152,13 +151,13 @@ public class TutorialCommand extends SWCommand {
         }
 
         subserver.execute("save-all");
-        ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
+        ProxyServer.getInstance().getScheduler().schedule(VelocityCore.get(), () -> {
             Tutorial tutorial = Tutorial.create(user.getId(), name, item);
             File tutorialWorld = world(tutorial);
 
             if (tutorialWorld.exists())
-                SubserverSystem.deleteFolder(BungeeCore.local, tutorialWorld.getPath());
-            ServerStarter.copyWorld(BungeeCore.local, tempWorld.getPath(), tutorialWorld.getPath());
+                SubserverSystem.deleteFolder(VelocityCore.local, tutorialWorld.getPath());
+            ServerStarter.copyWorld(VelocityCore.local, tempWorld.getPath(), tutorialWorld.getPath());
             Message.send("TUTORIAL_CREATED", player);
         }, 1, TimeUnit.SECONDS);
     }

src/de/steamwar/bungeecore/commands/TypeMappers.java

@@ -20,19 +20,16 @@
 package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.ArenaMode;
-import de.steamwar.bungeecore.listeners.mods.ModLoaderBlocker;
-import de.steamwar.sql.Punishment;
 import de.steamwar.command.SWCommandUtils;
 import de.steamwar.command.TypeMapper;
 import de.steamwar.command.TypeValidator;
 import de.steamwar.messages.ChatSender;
+import de.steamwar.sql.Punishment;
 import lombok.experimental.UtilityClass;
 import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 
-import java.util.ArrayList;
 import java.util.Collection;
-import java.util.List;
 
 @UtilityClass
 public class TypeMappers {
@@ -51,10 +48,6 @@ public class TypeMappers {
                 return false;
             }
 
-            if (ModLoaderBlocker.isFabric(value)) {
-                messageSender.send("MODLOADER_DENIED");
-                return false;
-            }
             return true;
         };
     }
@@ -78,7 +71,6 @@ public class TypeMappers {
             @Override
             public String map(CommandSender commandSender, String[] previousArguments, String s) {
                 if (previousArguments.length == 0) return null;
-                if (s.equalsIgnoreCase("random")) return "random";
                 return ArenaMode.getByChat(previousArguments[previousArguments.length - 1]).convertToRealMapName(s);
             }
 
@@ -87,9 +79,7 @@ public class TypeMappers {
                 if (previousArguments.length == 0) return null;
                 ArenaMode arenaMode = ArenaMode.getByChat(previousArguments[previousArguments.length - 1]);
                 if (arenaMode == null) return null;
-                List<String> stringList = new ArrayList<>(arenaMode.getMaps());
-                stringList.add("random");
-                return stringList;
+                return arenaMode.getMaps();
             }
         };
     }

src/de/steamwar/bungeecore/commands/VerifyCommand.java

@@ -19,7 +19,7 @@
 
 package de.steamwar.bungeecore.commands;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.Message;
 import de.steamwar.bungeecore.bot.AuthManager;
 import de.steamwar.sql.SteamwarUser;
@@ -52,7 +52,7 @@ public class VerifyCommand extends SWCommand {
         if(bytes[0] == 'D' && bytes[1] == 'C') {
             Member member = AuthManager.connectAuth(SteamwarUser.get(sender.getName()), code);
             if(member != null) {
-                BungeeCore.log(sender.getName() + " Verified with Discorduser: " + member.getIdLong());
+                VelocityCore.log(sender.getName() + " Verified with Discorduser: " + member.getIdLong());
                 Message.send("VERIFY_SUCCESS", sender, member.getUser().getAsTag());
             } else {
                 Message.send("VERIFY_INVALID", sender);

src/de/steamwar/bungeecore/commands/WhoisCommand.java

@@ -21,10 +21,11 @@ package de.steamwar.bungeecore.commands;
 
 import de.steamwar.bungeecore.Message;
 import de.steamwar.bungeecore.Storage;
-import de.steamwar.bungeecore.listeners.mods.Utils;
+import de.steamwar.bungeecore.mods.ModUtils;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.SWCommandUtils;
 import de.steamwar.command.TypeMapper;
+import de.steamwar.messages.ChatSender;
 import de.steamwar.sql.*;
 import lombok.Getter;
 import net.md_5.bungee.BungeeCord;
@@ -47,28 +48,33 @@ public class WhoisCommand extends SWCommand {
 
     @Register(description = "WHOIS_USAGE")
     public void genericCommand(ProxiedPlayer player, @Mapper("player") String target, WhoisParameterTypes... parameters) {
+        ChatSender sender = ChatSender.of(player);
         SteamwarUser user = SteamwarUser.get(target);
-        if (user == null) {
-            try {
-                int id = Integer.parseInt(target);
-                user = SteamwarUser.get(id);
-            } catch (NumberFormatException ignored) {
+        if (sender.user().hasPerm(UserPerm.ADMINISTRATION)) {
+            if (user == null) {
+                try {
+                    int id = Integer.parseInt(target);
+                    user = SteamwarUser.get(id);
+                } catch (NumberFormatException ignored) {
+                    // Ignored
+                }
             }
-        }
-        if (user == null) {
-            try {
-                long id = Long.parseLong(target);
-                user = SteamwarUser.get(id);
-            } catch (NumberFormatException ignored) {
-                // Ignored
+
+            if (user == null) {
+                try {
+                    long id = Long.parseLong(target);
+                    user = SteamwarUser.get(id);
+                } catch (NumberFormatException ignored) {
+                    // Ignored
+                }
             }
         }
 
         if (user == null) {
-            Message.send("UNKNOWN_PLAYER", player);
+            sender.system("UNKNOWN_PLAYER");
         } else {
             EnumSet<WhoisParameterTypes> set = parameters.length == 0 ? EnumSet.noneOf(WhoisParameterTypes.class) : EnumSet.copyOf(Arrays.asList(parameters));
-            sendUserinfo(player, user, set);
+            sendUserinfo(sender, user, set);
         }
     }
 
@@ -77,56 +83,57 @@ public class WhoisCommand extends SWCommand {
         return SWCommandUtils.createMapper(s -> s, s -> BungeeCord.getInstance().getPlayers().stream().map(ProxiedPlayer::getName).collect(Collectors.toList()));
     }
 
-    private static void sendUserinfo(ProxiedPlayer player, SteamwarUser user, EnumSet<WhoisParameterTypes> parameterTypes) {
-        UserGroup userGroup = SteamwarUser.get(player.getUniqueId()).getUserGroup();
-
-        Message.send("WHOIS_USERNAME", player, user.getUserName());
-        Message.send("WHOIS_GROUP", player, user.getUserGroup().getColorCode(), user.getUserGroup().name());
+    private static void sendUserinfo(ChatSender sender, SteamwarUser user, EnumSet<WhoisParameterTypes> parameterTypes) {
         Team team = Team.get(user.getTeam());
-        Message.send("WHOIS_TEAM", player, Message.parse("WHOIS_TEAM_HOVER", player, team.getTeamName()), new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/team info " + team.getTeamKuerzel()), team.getTeamColor(), team.getTeamKuerzel(), team.getTeamName());
-        if (!userGroup.isTeamGroup()) return;
 
-        if (userGroup.isAdminGroup()) {
-            Message.send("WHOIS_UUID", player, Message.parse("WHOIS_UUID_HOVER", player), new ClickEvent(ClickEvent.Action.COPY_TO_CLIPBOARD, user.getUUID().toString()), user.getUUID().toString());
-            Message.send("WHOIS_ID", player, user.getId());
-            if (user.getDiscordId() != null) {
-                Message.send("WHOIS_DISCORD_ID", player, user.getDiscordId());
-            }
+        sender.system("WHOIS_USERNAME", user.getUserName());
+        sender.system("WHOIS_PREFIX", user.prefix().getColorCode() + user.prefix().getChatPrefix());
+        sender.system("WHOIS_TEAM", new Message("WHOIS_TEAM_HOVER", team.getTeamName()), new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/team info " + team.getTeamKuerzel()), team.getTeamColor(), team.getTeamKuerzel(), team.getTeamName());
+
+        if (!sender.user().hasPerm(UserPerm.TEAM))
+            return;
+
+        if (sender.user().hasPerm(UserPerm.MODERATION)) {
+            sender.system("WHOIS_ID", user.getId());
+            sender.system("WHOIS_UUID", new Message("WHOIS_UUID_HOVER"), new ClickEvent(ClickEvent.Action.COPY_TO_CLIPBOARD, user.getUUID().toString()), user.getUUID().toString());
+            if (user.getDiscordId() != null)
+                sender.system("WHOIS_DISCORD_ID", user.getDiscordId());
+
+            sender.system("WHOIS_PERMS", user.perms().stream().map(Enum::name).collect(Collectors.joining(", ")));
         }
 
+        ProxiedPlayer target = BungeeCord.getInstance().getPlayer(user.getUUID());
         Timestamp firstJoin = user.getFirstjoin();
-        if (firstJoin == null) {
-            Message.send("WHOIS_JOINED_FIRST", player, "0000-00-00 00:00:00");
-        } else {
-            Message.send("WHOIS_JOINED_FIRST", player, firstJoin.toString());
-        }
-        Message.send("WHOIS_HOURS_PLAYED", player, new DecimalFormat("###.##").format(user.getOnlinetime() / 3600d));
-
-        if(BungeeCord.getInstance().getPlayer(user.getUUID()) != null) {
-            ProxiedPlayer target = BungeeCord.getInstance().getPlayer(user.getUUID());
-            Message.send("WHOIS_CURRENT_PLAYED", player, new DecimalFormat("####.##").format((Instant.now().getEpochSecond() - Storage.sessions.get(target).toInstant().getEpochSecond()) / 60d));
-            Message.send("WHOIS_CURRENT_SERVER", player, target.getServer().getInfo().getName());
-            Message.send("WHOIS_CURRENT_PROTOCOL", player, target.getPendingConnection().getVersion());
+        double onlineTime = user.getOnlinetime();
+        if(firstJoin == null && target != null) {
+            firstJoin = Storage.sessions.get(target);
         }
 
-        if (Utils.playerModMap.containsKey(user.getUUID())) {
-            Mod.Platform modPlatform = Utils.playerModMap.get(user.getUUID()).get(0).getPlatform();
-            Message.send("WHOIS_PLATFORM", player, modPlatform.toString());
-        }
+        if(firstJoin != null)
+            sender.system("WHOIS_JOINED_FIRST", firstJoin.toString());
+        sender.system("WHOIS_HOURS_PLAYED", new DecimalFormat("###.##").format(onlineTime / 3600d));
 
-        if (parameterTypes.contains(WhoisParameterTypes.MOD)) {
-            List<Mod> activeMods = Utils.playerModMap.get(user.getUUID());
+        if(target != null) {
+            sender.system("WHOIS_CURRENT_PLAYED", new DecimalFormat("####.##").format((Instant.now().getEpochSecond() - Storage.sessions.get(target).toInstant().getEpochSecond()) / 60d));
+            sender.system("WHOIS_CURRENT_SERVER", target.getServer().getInfo().getName());
+            sender.system("WHOIS_CURRENT_PROTOCOL", target.getPendingConnection().getVersion());
 
-            if (activeMods != null && !activeMods.isEmpty()) {
-                Message.send("WHOIS_ACTIVE_MODS", player,activeMods.size());
-                String result = activeMods.stream().map(mod -> "§" + mod.getModType().getColorCode() + mod.getModName()).collect(Collectors.joining("§8, "));
-                Message.send("WHOIS_ACTIVE_MOD", player, result);
-            } else {
-                Message.send("WHOIS_NO_ACTIVE_MODS", player);
+            List<Mod> mods = ModUtils.getPlayerModMap().get(user.getUUID());
+            if(mods == null)
+                mods = Collections.emptyList();
+
+            sender.system("WHOIS_PLATFORM", mods.isEmpty() ? "Vanilla" : mods.get(0).getPlatform().toString());
+
+            if (parameterTypes.contains(WhoisParameterTypes.MOD)) {
+                if (!mods.isEmpty()) {
+                    sender.system("WHOIS_ACTIVE_MODS", mods.size(), mods.stream().map(mod -> "§" + mod.getModType().getColorCode() + mod.getModName()).collect(Collectors.joining("§8, ")));
+                } else {
+                    sender.system("WHOIS_NO_ACTIVE_MODS");
+                }
             }
         }
 
-        Message.send("WHOIS_PUNISHMENTS", player);
+        sender.system("WHOIS_PUNISHMENTS");
         List<Punishment> punishmentList = Punishment.getAllPunishmentsOfPlayer(user.getId());
         Set<Punishment.PunishmentType> found = new HashSet<>();
         boolean isPunished = false;
@@ -138,11 +145,11 @@ public class WhoisCommand extends SWCommand {
             if (!all && !punishment.isCurrent()) {
                 continue;
             }
-            Message.sendPrefixless("WHOIS_PUNISHMENT", player, SteamwarUser.get(punishment.getPunisher()).getUserName(), punishment.getType().name(), punishment.getBantime(punishment.getStartTime(), false), punishment.getBantime(punishment.getEndTime(), punishment.isPerma()), punishment.getReason());
+            sender.prefixless("WHOIS_PUNISHMENT", SteamwarUser.get(punishment.getPunisher()).getUserName(), punishment.getType().name(), punishment.getBantime(punishment.getStartTime(), false), punishment.getBantime(punishment.getEndTime(), punishment.isPerma()), punishment.getReason());
             isPunished = true;
         }
         if (!isPunished) {
-            Message.send(all ? "WHOIS_NO_ALL_PUNISHMENT" : "WHOIS_NO_PUNISHMENT", player);
+            sender.system(all ? "WHOIS_NO_ALL_PUNISHMENT" : "WHOIS_NO_PUNISHMENT");
         }
     }
 
@@ -153,9 +160,9 @@ public class WhoisCommand extends SWCommand {
         return new TypeMapper<WhoisParameterTypes>() {
             @Override
             public WhoisParameterTypes map(CommandSender commandSender, String[] previousArguments, String s) {
-                UserGroup userGroup = SteamwarUser.get(((ProxiedPlayer) commandSender).getUniqueId()).getUserGroup();
+                SteamwarUser user = SteamwarUser.get(((ProxiedPlayer) commandSender).getUniqueId());
                 return Stream.of(values)
-                        .filter(p -> p.userGroupSet.contains(userGroup))
+                        .filter(p -> user.hasPerm(p.perm))
                         .filter(p -> p.getTabCompletes().contains(s))
                         .findFirst()
                         .orElse(null);
@@ -163,9 +170,9 @@ public class WhoisCommand extends SWCommand {
 
             @Override
             public Collection<String> tabCompletes(CommandSender commandSender, String[] previousArguments, String s) {
-                UserGroup userGroup = SteamwarUser.get(((ProxiedPlayer) commandSender).getUniqueId()).getUserGroup();
+                SteamwarUser user = SteamwarUser.get(((ProxiedPlayer) commandSender).getUniqueId());
                 return Stream.of(values)
-                        .filter(p -> p.userGroupSet.contains(userGroup))
+                        .filter(p -> user.hasPerm(p.perm))
                         .flatMap(p -> p.getTabCompletes().stream())
                         .collect(Collectors.toList());
             }
@@ -173,17 +180,17 @@ public class WhoisCommand extends SWCommand {
     }
 
     private enum WhoisParameterTypes {
-        ALL(Arrays.asList("-a", "-all"), UserGroup.Admin, UserGroup.Moderator, UserGroup.Developer, UserGroup.Supporter, UserGroup.Builder),
-        MOD(Arrays.asList("-m", "-mod", "-mods"), UserGroup.Admin, UserGroup.Moderator, UserGroup.Developer);
+        ALL(Arrays.asList("-a", "-all"), UserPerm.TEAM),
+        MOD(Arrays.asList("-m", "-mod", "-mods"), UserPerm.MODERATION);
 
-        private final EnumSet<UserGroup> userGroupSet;
+        private final UserPerm perm;
 
         @Getter
         private List<String> tabCompletes;
 
 
-        WhoisParameterTypes(List<String> tabCompletes, UserGroup... userGroups) {
-            this.userGroupSet = EnumSet.copyOf(Arrays.asList(userGroups));
+        WhoisParameterTypes(List<String> tabCompletes, UserPerm perm) {
+            this.perm = perm;
             this.tabCompletes = tabCompletes;
         }
     }

src/de/steamwar/bungeecore/listeners/BanListener.java

@@ -19,48 +19,44 @@
 
 package de.steamwar.bungeecore.listeners;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.Message;
 import de.steamwar.bungeecore.commands.PunishmentCommand;
 import de.steamwar.bungeecore.commands.WebpasswordCommand;
-import de.steamwar.bungeecore.listeners.mods.Forge;
+import de.steamwar.messages.ChatSender;
 import de.steamwar.sql.BannedUserIPs;
 import de.steamwar.sql.Punishment;
 import de.steamwar.sql.SteamwarUser;
-import de.steamwar.messages.ChatSender;
 import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.chat.ComponentBuilder;
-import net.md_5.bungee.api.chat.HoverEvent;
-import net.md_5.bungee.api.chat.TextComponent;
 import net.md_5.bungee.api.connection.PendingConnection;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
 import net.md_5.bungee.api.event.LoginEvent;
 import net.md_5.bungee.event.EventHandler;
 
 import java.sql.Timestamp;
 import java.time.format.DateTimeFormatter;
 import java.util.List;
+import java.util.stream.Collectors;
 
 public class BanListener extends BasicListener {
 
     @EventHandler
     public void onLogin(LoginEvent event) {
-        event.registerIntent(BungeeCore.get());
-        ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> {
+        event.registerIntent(VelocityCore.get());
+        ProxyServer.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> {
             PendingConnection connection = event.getConnection();
             SteamwarUser user = SteamwarUser.getOrCreate(connection.getUniqueId(), connection.getName(), ConnectionListener::newPlayer, WebpasswordCommand::changeUsername);
+            String ip = IPSanitizer.getTrueAddress(connection).getHostAddress();
             if (user.isPunished(Punishment.PunishmentType.Ban)) {
                 event.setCancelled(true);
-                BannedUserIPs.banIP(user.getId(), connection.getAddress().getAddress().getHostAddress());
+                BannedUserIPs.banIP(user.getId(), ip);
                 ChatSender.of(event).system(PunishmentCommand.punishmentMessage(user, Punishment.PunishmentType.Ban));
-                event.completeIntent(BungeeCore.get());
+                event.completeIntent(VelocityCore.get());
                 return;
             }
 
-            List<BannedUserIPs> ips = BannedUserIPs.get(connection.getAddress().getAddress().getHostAddress());
+            List<BannedUserIPs> ips = BannedUserIPs.get(ip);
             if(!ips.isEmpty()){
-
                 Timestamp highestBan = ips.get(0).getTimestamp();
                 boolean perma = false;
                 for(BannedUserIPs banned : ips) {
@@ -77,30 +73,22 @@ public class BanListener extends BasicListener {
                 }
                 ClickEvent clickEvent = new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/ban " + user.getUserName() + " "
                         + (perma?"perma":highestBan.toLocalDateTime().format(DateTimeFormatter.ofPattern("dd.MM.yyyy_HH:mm")))
-                        + " Bannumgehung");
+                        + " Ban Evasion - Bannumgehung");
 
-                for (ProxiedPlayer target : ProxyServer.getInstance().getPlayers()){
-                    if ((target.hasPermission("bungeecore.teamchat"))
-                            && (target.getChatMode() == ProxiedPlayer.ChatMode.COMMANDS_ONLY
-                            || target.getChatMode() == ProxiedPlayer.ChatMode.SHOWN)){
-                        StringBuilder potentialBan = new StringBuilder();
-                        potentialBan.append(Message.parsePrefixed("BAN_AVOIDING_ALERT", target, user.getUserName()));
-
-                        for(BannedUserIPs banned : ips) {
+                ChatSender.serverteamReceivers().forEach(sender -> sender.system(
+                        "BAN_AVOIDING_ALERT",
+                        new Message("BAN_AVOIDING_BAN_HOVER"),
+                        clickEvent,
+                        user.getUserName(),
+                        ips.stream().map(banned -> {
                             SteamwarUser bannedUser = SteamwarUser.get(banned.getUserID());
-                            potentialBan.append(Message.parse("BAN_AVOIDING_LIST", target, bannedUser.getUserName(),
-                                    banned.getTimestamp().toLocalDateTime().format(DateTimeFormatter.ofPattern(Message.parse("TIMEFORMAT", target)))));
-                        }
-
-                        TextComponent msg = new TextComponent(potentialBan.toString());
-                        msg.setHoverEvent(new HoverEvent(HoverEvent.Action.SHOW_TEXT, new ComponentBuilder(Message.parse("BAN_AVOIDING_BAN_HOVER", target)).create()));
-                        msg.setClickEvent(clickEvent);
-                        target.sendMessage(msg);
-                    }
-                }
+                            return sender.parseToLegacy("BAN_AVOIDING_LIST", bannedUser.getUserName(),
+                                    banned.getTimestamp().toLocalDateTime().format(DateTimeFormatter.ofPattern(sender.parseToPlain("TIMEFORMAT"))));
+                        }).collect(Collectors.joining(" "))
+                ));
             }
 
-            Forge.onServerConnected(event);
+            event.completeIntent(VelocityCore.get());
         });
     }
 }

src/de/steamwar/bungeecore/listeners/BasicListener.java

@@ -1,31 +0,0 @@
-/* 
-    This file is a part of the SteamWar software.
-    
-    Copyright (C) 2020  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.bungeecore.listeners;
-
-import de.steamwar.bungeecore.BungeeCore;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.api.plugin.Listener;
-
-public abstract class BasicListener implements Listener {
-
-    public BasicListener(){
-        ProxyServer.getInstance().getPluginManager().registerListener(BungeeCore.get(), this);
-    }
-}

src/de/steamwar/bungeecore/listeners/BrandListener.java

@@ -1,71 +0,0 @@
-/*
-    This file is a part of the SteamWar software.
-
-    Copyright (C) 2020  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.bungeecore.listeners;
-
-import de.steamwar.messages.ChatSender;
-import io.netty.buffer.ByteBuf;
-import io.netty.buffer.ByteBufAllocator;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.event.PluginMessageEvent;
-import net.md_5.bungee.event.EventHandler;
-import net.md_5.bungee.protocol.DefinedPacket;
-
-import java.net.InetAddress;
-import java.net.NetworkInterface;
-import java.net.SocketException;
-
-public class BrandListener extends BasicListener {
-
-    private static boolean isLocalHost(InetAddress addr) {
-        if (addr.isAnyLocalAddress() || addr.isLoopbackAddress()) {
-            return true;
-        }
-        try {
-            return NetworkInterface.getByInetAddress(addr) != null;
-        } catch (SocketException e) {
-            return false;
-        }
-    }
-
-    @EventHandler
-    public void onServerSwitch(PluginMessageEvent event) {
-        if(!event.getTag().equals("minecraft:brand") && !event.getTag().equals("MC|Brand")) {
-            return;
-        }
-
-        if (isLocalHost(event.getReceiver().getAddress().getAddress())) {
-            return;
-        }
-
-        if (!(event.getReceiver() instanceof ProxiedPlayer)) {
-            return;
-        }
-        event.setCancelled(true);
-
-        ProxiedPlayer player = (ProxiedPlayer) event.getReceiver();
-        String brandString = ChatSender.of(player).parseToLegacy("STEAMWAR_BRAND", ProxyServer.getInstance().getName(), player.getServer().getInfo().getName(), new String(event.getData(), 1, event.getData().length - 1));
-
-        ByteBuf brand = ByteBufAllocator.DEFAULT.heapBuffer();
-        DefinedPacket.writeString(brandString, brand);
-        player.sendData(event.getTag(), DefinedPacket.toArray(brand));
-        brand.release();
-    }
-}

src/de/steamwar/bungeecore/listeners/CalendarListener.java

@@ -1,54 +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.bungeecore.listeners;
-
-import de.steamwar.bungeecore.BungeeCore;
-import de.steamwar.bungeecore.Message;
-import de.steamwar.bungeecore.commands.CalendarCommand;
-import net.md_5.bungee.BungeeCord;
-import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.event.PostLoginEvent;
-import net.md_5.bungee.event.EventHandler;
-
-import java.time.LocalDate;
-import java.time.Month;
-import java.util.concurrent.TimeUnit;
-
-public class CalendarListener extends BasicListener {
-
-    @EventHandler
-    public void onPostLogin(PostLoginEvent event) {
-        LocalDate localDate = LocalDate.now();
-        int day = localDate.getDayOfMonth();
-        Month month = localDate.getMonth();
-
-        if (month != Month.DECEMBER) {
-            return;
-        }
-
-        if (!CalendarCommand.hasDay(day)) {
-            return;
-        }
-
-        BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
-            Message.send("ADVENT_CALENDAR_MESSAGE", event.getPlayer(), Message.parse("ADVENT_CALENDAR_MESSAGE_HOVER", event.getPlayer()), new ClickEvent(ClickEvent.Action.RUN_COMMAND, "/calendar"));
-        }, 2, TimeUnit.SECONDS);
-    }
-}

src/de/steamwar/bungeecore/listeners/ChatListener.java

@@ -27,7 +27,6 @@ import de.steamwar.bungeecore.util.Chat19;
 import de.steamwar.messages.ChatSender;
 import de.steamwar.network.packets.server.PingPacket;
 import de.steamwar.sql.*;
-import net.md_5.bungee.api.*;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 import net.md_5.bungee.api.event.ChatEvent;
 import net.md_5.bungee.api.event.TabCompleteEvent;
@@ -46,13 +45,6 @@ public class ChatListener extends BasicListener {
 
     private static final List<String> rankedModes = ArenaMode.getAllModes().stream().filter(ArenaMode::isRanked).map(ArenaMode::getSchemType).collect(Collectors.toList());
 
-    private static final Set<Integer> coloredTeams = new HashSet<>();
-    static {
-        coloredTeams.add(12);
-        coloredTeams.add(54);
-        coloredTeams.add(285);
-    }
-
     @EventHandler
     public void onChatEvent(ChatEvent e) {
         if(!(e.getSender() instanceof ProxiedPlayer))
@@ -65,7 +57,7 @@ public class ChatListener extends BasicListener {
         if (message.contains("jndi:ldap")) {
             SteamwarUser user = SteamwarUser.get(player.getUniqueId());
             PunishmentCommand.ban(user, Punishment.PERMA_TIME, "Versuchte Exploit-Ausnutzung", SteamwarUser.get(-1), true);
-            BungeeCore.log(Level.SEVERE, user.getUserName() + " " + user.getId() + " wurde automatisch wegen jndi:ldap gebannt.");
+            VelocityCore.log(Level.SEVERE, user.getUserName() + " " + user.getId() + " wurde automatisch wegen jndi:ldap gebannt.");
             return;
         }
 
@@ -101,7 +93,7 @@ public class ChatListener extends BasicListener {
 
     public static void sendChat(ChatSender sender, Stream<ChatSender> receivers, String format, ChatSender msgReceiver, String message) {
         SteamwarUser user = sender.user();
-        final String coloredMessage = (user.getUserGroup() != UserGroup.Member || coloredTeams.contains(user.getTeam())) ? ChatColor.translateAlternateColorCodes('&', message) : message;
+        final String coloredMessage = user.hasPerm(UserPerm.COLOR_CHAT) ? ChatColor.translateAlternateColorCodes('&', message) : message;
         if(chatFilter(sender, coloredMessage))
             return;
 
@@ -153,8 +145,7 @@ public class ChatListener extends BasicListener {
         }
 
         SteamwarUser user = sender.user();
-        UserGroup group = user.getUserGroup();
-        if(!group.isTeamGroup() && (message.contains("http:") || message.contains("https:") || message.contains("www."))){
+        if(!user.hasPerm(UserPerm.TEAM) && (message.contains("http:") || message.contains("https:") || message.contains("www."))){
             sender.system("CHAT_NO_LINKS");
             return true;
         }
@@ -173,16 +164,17 @@ public class ChatListener extends BasicListener {
     }
 
     private static void chatToReciever(ChatSender receiver, ChatSender msgReceiver, SteamwarUser sender, String format, String message) {
-        UserGroup group = sender.getUserGroup();
+        UserPerm.Prefix prefix = sender.prefix();
+        String chatColorCode = sender.hasPerm(UserPerm.TEAM) ? "§f" : "§7";
         receiver.chat(new Message(format,
                 sender,
                 msgReceiver == null ? receiver : msgReceiver,
-                highlightMentions(message, group.getChatColorCode(), receiver),
+                highlightMentions(message, chatColorCode, receiver),
                 sender.getTeam() == 0 ? "" : "§" + Team.get(sender.getTeam()).getTeamColor() + Team.get(sender.getTeam()).getTeamKuerzel() + " ",
                 UserElo.getEmblem(sender, rankedModes),
-                group.getColorCode(),
-                group.getChatPrefix().length() == 0 ? "§f" : group.getChatPrefix() + " ",
-                group.getChatColorCode()));
+                prefix.getColorCode(),
+                prefix.getChatPrefix().length() == 0 ? "§f" : prefix.getChatPrefix() + " ",
+                chatColorCode));
     }
 
     private static boolean filteredCommand(CommandSender sender, String message) {
@@ -199,7 +191,7 @@ public class ChatListener extends BasicListener {
         TaskScheduler scheduler = ProxyServer.getInstance().getScheduler();
         for(int i = 0; i < delay.length; i++) {
             int finalI = i;
-            scheduler.schedule(BungeeCore.get(), () -> sender.prefixless("CHAT_MSG", name, sender.user(), new Message(baseMessage + (finalI+1))), delay[i], TimeUnit.SECONDS);
+            scheduler.schedule(VelocityCore.get(), () -> sender.prefixless("CHAT_MSG", name, sender.user(), new Message(baseMessage + (finalI+1))), delay[i], TimeUnit.SECONDS);
         }
     }
 
@@ -217,42 +209,6 @@ public class ChatListener extends BasicListener {
         }).collect(Collectors.joining(" "));
     }
 
-    @EventHandler
-    public void onTabCompleteEvent(TabCompleteEvent e){
-        List<String> suggestions = e.getSuggestions();
-        String [] cursor = e.getCursor().split(" ");
-        String last;
-        if(cursor.length != 0)
-            last = cursor[cursor.length - 1];
-        else
-            last = "";
-        for(ProxiedPlayer player : ProxyServer.getInstance().getPlayers()){
-            String name = player.getName();
-            if (last.isEmpty() || name.startsWith(last)) {
-                suggestions.add(name);
-            }
-        }
-
-        if(last.startsWith("@")) {
-            String plrName = last.replace("@", "");
-            for(ProxiedPlayer player : ProxyServer.getInstance().getPlayers()){
-                String name = player.getName();
-                if ((plrName.isEmpty() || name.startsWith(plrName)) && !plrName.equalsIgnoreCase(name)) {
-                    suggestions.add("@" + name);
-                }
-            }
-        }
-
-        if(e.getSender() instanceof ProxiedPlayer && cursor.length == 1 && cursor[0].startsWith("/")){
-            ProxiedPlayer player = (ProxiedPlayer) e.getSender();
-            for(String cmd : BungeeCore.commands.keySet()){
-                if(cmd.startsWith(cursor[0]) && player.hasPermission(BungeeCore.commands.get(cmd))){
-                    suggestions.add(cmd);
-                }
-            }
-        }
-    }
-
     @EventHandler
     public void onTabCompleteResponseEvent(TabCompleteResponseEvent e){
         List<String> suggestions = e.getSuggestions();

src/de/steamwar/bungeecore/listeners/ConnectionListener.java

@@ -19,7 +19,7 @@
 
 package de.steamwar.bungeecore.listeners;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.Message;
 import de.steamwar.bungeecore.Servertype;
 import de.steamwar.bungeecore.Subserver;
@@ -29,9 +29,9 @@ import de.steamwar.bungeecore.commands.ChallengeCommand;
 import de.steamwar.bungeecore.commands.CheckCommand;
 import de.steamwar.bungeecore.commands.ModCommand;
 import de.steamwar.bungeecore.commands.MsgCommand;
-import de.steamwar.bungeecore.listeners.mods.Utils;
+import de.steamwar.bungeecore.mods.ModUtils;
 import de.steamwar.sql.SteamwarUser;
-import de.steamwar.sql.UserGroup;
+import de.steamwar.sql.UserPerm;
 import net.md_5.bungee.api.AbstractReconnectHandler;
 import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.chat.ClickEvent;
@@ -39,18 +39,26 @@ import net.md_5.bungee.api.config.ServerInfo;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 import net.md_5.bungee.api.event.PlayerDisconnectEvent;
 import net.md_5.bungee.api.event.PostLoginEvent;
-import net.md_5.bungee.api.event.ServerDisconnectEvent;
 import net.md_5.bungee.api.event.ServerKickEvent;
 import net.md_5.bungee.event.EventHandler;
 
-import java.util.*;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Set;
+import java.util.UUID;
 
 public class ConnectionListener extends BasicListener {
 
-    private static final String ADMIN_GROUP = "admin";
-    public static final String TEAM_GROUP = "team";
+    public static final String ALERT_PERMISSION = "bungeecore.alert";
+    public static final String BAN_PERMISSION = "bungeecore.ban";
+    public static final String BUILDERCLOUD_PERMISSION = "bungeecore.buildercloud";
     public static final String CHECK_PERMISSION = "bungeecore.check";
-    private static final String YOUTUBER_MODS = "bungeecore.youtubermods";
+    public static final String EVENTRELOAD_PERMISSION = "bungeecore.eventreload";
+    public static final String KICK_PERMISSION = "bungeecore.kick";
+    public static final String POLLRESULT_PERMISSION = "bungeecore.pollresult";
+    public static final String SOFTRELOAD_PERMISSION = "bungeecore.softreload";
+    public static final String TEAMCHAT_PERMISSION = "bungeecore.teamchat";
+    public static final String MOD_PERMISSION = "bungeecore.mod";
 
     private static final Set<UUID> newPlayers = new HashSet<>();
 
@@ -63,25 +71,36 @@ public class ConnectionListener extends BasicListener {
         ProxiedPlayer player = event.getPlayer();
         SteamwarUser user = SteamwarUser.get(player.getUniqueId());
 
-        player.removeGroups("Admin", "team");
-
-        if(user.getUserGroup().isAdminGroup())
-            player.addGroups(ADMIN_GROUP);
-
-        if(user.getUserGroup().isTeamGroup()) {
-            player.addGroups(TEAM_GROUP);
-            CheckCommand.sendReminder(player);
+        if(user.hasPerm(UserPerm.ADMINISTRATION)) {
+            player.setPermission("bungeecord.command.end", true);
+            player.setPermission("bungeecord.command.reload", true);
+            player.setPermission("bungeecord.command.ip", true);
+            player.setPermission(SOFTRELOAD_PERMISSION, true);
         }
 
-        if(user.getUserGroup().isCheckSchematics())
-            player.setPermission(CHECK_PERMISSION, true);
+        if(user.hasPerm(UserPerm.MODERATION)) {
+            player.setPermission(ALERT_PERMISSION, true);
+            player.setPermission(KICK_PERMISSION, true);
+            player.setPermission(POLLRESULT_PERMISSION, true);
+            player.setPermission(EVENTRELOAD_PERMISSION, true);
+            player.setPermission(MOD_PERMISSION, true);
+        }
 
-        if(user.getUserGroup() != UserGroup.Member) {
-            player.setPermission(YOUTUBER_MODS, true);
-            player.setDisplayName(user.getUserGroup().getColorCode() + user.getUserGroup().getChatPrefix() + " " + player.getName() + "§r");
-            player.setPermission("bungeecore.group." + user.getUserGroup().name().toLowerCase(), true);
-        }else {
-            player.setDisplayName("§f" + player.getName());
+        if(user.hasPerm(UserPerm.TEAM)) {
+            player.setPermission("bungeecord.command.list", true);
+            player.setPermission("bungeecord.command.send", true);
+            player.setPermission("bungeecord.command.server", true);
+            player.setPermission(TEAMCHAT_PERMISSION, true);
+            player.setPermission(BAN_PERMISSION, true);
+        }
+
+        if(user.hasPerm(UserPerm.CHECK)) {
+            CheckCommand.sendReminder(player);
+            player.setPermission(CHECK_PERMISSION, true);
+        }
+
+        if(user.hasPerm(UserPerm.BUILD)) {
+            player.setPermission(BUILDERCLOUD_PERMISSION, true);
         }
 
         for(Subserver subserver : Subserver.getServerList()){
@@ -123,7 +142,7 @@ public class ConnectionListener extends BasicListener {
             }
         }
 
-        ServerInfo kickTo = ProxyServer.getInstance().getServerInfo(BungeeCore.LOBBY_SERVER);
+        ServerInfo kickTo = ProxyServer.getInstance().getServerInfo(VelocityCore.LOBBY_SERVER);
 
         if (kickedFrom != null && kickedFrom.equals(kickTo)) {
             return;
@@ -137,20 +156,7 @@ public class ConnectionListener extends BasicListener {
     public void onDisconnect(PlayerDisconnectEvent e){
         ChallengeCommand.remove(e.getPlayer());
         MsgCommand.remove(e.getPlayer());
-        Utils.playerModMap.remove(e.getPlayer().getUniqueId());
+        ModUtils.getPlayerModMap().remove(e.getPlayer().getUniqueId());
         ModCommand.playerFilterType.remove(e.getPlayer());
     }
-
-    @EventHandler
-    public void onServerDisconnect(ServerDisconnectEvent e){
-        ServerInfo server = e.getTarget();
-        Subserver subserver = Subserver.getSubserver(server);
-        if(subserver == null)
-            return;
-
-        ProxiedPlayer player = e.getPlayer();
-        Collection<ProxiedPlayer> players = server.getPlayers();
-        if(players.isEmpty() || (players.size() == 1 && players.contains(player)))
-            ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), subserver::waitForTermination);
-    }
 }

src/de/steamwar/bungeecore/listeners/EventModeListener.java

@@ -1,10 +1,7 @@
 package de.steamwar.bungeecore.listeners;
 
 import de.steamwar.bungeecore.Message;
-import de.steamwar.sql.EventFight;
-import de.steamwar.sql.SteamwarUser;
-import de.steamwar.sql.TeamTeilnahme;
-import de.steamwar.sql.Event;
+import de.steamwar.sql.*;
 import net.md_5.bungee.api.chat.TextComponent;
 import net.md_5.bungee.api.event.PostLoginEvent;
 import net.md_5.bungee.event.EventHandler;
@@ -24,10 +21,8 @@ public class EventModeListener extends BasicListener {
         if(TeamTeilnahme.nimmtTeil(user.getTeam(), event.getEventID()))
             return;
 
-        for(EventFight eventFight : EventFight.getEvent(event.getEventID())){
-            if(eventFight.getKampfleiter() == user.getId())
-                return;
-        }
+        if(Referee.get(event.getEventID()).contains(user.getId()))
+            return;
 
         e.getPlayer().disconnect(TextComponent.fromLegacyText(Message.parse("EVENTMODE_KICK", e.getPlayer())));
     }

src/de/steamwar/bungeecore/listeners/IPSanitizer.java

@@ -0,0 +1,74 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  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.bungeecore.listeners;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PreLoginEvent;
+import com.velocitypowered.api.proxy.InboundConnection;
+import com.velocitypowered.proxy.connection.MinecraftConnection;
+import com.velocitypowered.proxy.connection.client.InitialInboundConnection;
+import com.velocitypowered.proxy.connection.client.LoginInboundConnection;
+import de.steamwar.bungeecore.VelocityCore;
+
+import java.lang.reflect.Field;
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.util.logging.Level;
+
+public class IPSanitizer {
+
+    private static final Field delegateField;
+    private static final Field remoteAddressField;
+    static {
+        try {
+            delegateField = LoginInboundConnection.class.getDeclaredField("delegate");
+            remoteAddressField = MinecraftConnection.class.getDeclaredField("remoteAddress");
+        } catch (NoSuchFieldException e) {
+            throw new SecurityException("Could not initialize Reflection", e);
+        }
+        delegateField.setAccessible(true);
+        remoteAddressField.setAccessible(true);
+    }
+
+    public static MinecraftConnection getChannelWrapper(InboundConnection connection) {
+        try {
+            return ((InitialInboundConnection) delegateField.get(connection)).getConnection();
+        } catch (IllegalAccessException e) {
+            throw new SecurityException("Could not get channel wrapper", e);
+        }
+    }
+
+    public static InetAddress getTrueAddress(InboundConnection connection) {
+        return ((InetSocketAddress) getChannelWrapper(connection).getRemoteAddress()).getAddress();
+    }
+
+
+    private final InetSocketAddress sanitized = new InetSocketAddress("127.127.127.127", 25565);
+
+    @Subscribe
+    public void loginEvent(PreLoginEvent e) {
+        VelocityCore.get().getLogger().log(Level.INFO, e.getConnection().getRemoteAddress().getAddress().toString() + " has logged in with user name " + e.getUsername());
+        try {
+            remoteAddressField.set(getChannelWrapper(e.getConnection()), sanitized);
+        } catch (IllegalAccessException ex) {
+            throw new SecurityException("Could not set remote address", ex);
+        }
+    }
+}

src/de/steamwar/bungeecore/listeners/NonFabricFabricCheck.java

@@ -1,97 +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.bungeecore.listeners;
-
-import de.steamwar.bungeecore.BungeeCore;
-import de.steamwar.bungeecore.Message;
-import de.steamwar.bungeecore.Storage;
-import net.md_5.bungee.BungeeCord;
-import net.md_5.bungee.api.connection.Connection;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.event.LoginEvent;
-import net.md_5.bungee.api.event.PlayerDisconnectEvent;
-import net.md_5.bungee.api.event.PluginMessageEvent;
-import net.md_5.bungee.event.EventHandler;
-
-import java.util.HashSet;
-import java.util.Locale;
-import java.util.Set;
-import java.util.UUID;
-import java.util.concurrent.TimeUnit;
-
-public class NonFabricFabricCheck extends BasicListener {
-
-    private final Set<UUID> usingFabric = new HashSet<>();
-
-    private final Set<ProxiedPlayer> checking = new HashSet<>();
-    private final Set<ProxiedPlayer> vanilla = new HashSet<>();
-
-    {
-        BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), usingFabric::clear, 0, 15, TimeUnit.MINUTES);
-    }
-
-    @EventHandler
-    public void pluginMessageEvent(PluginMessageEvent e) {
-        Connection sender = e.getSender();
-        if(!(sender instanceof ProxiedPlayer))
-            return;
-
-        ProxiedPlayer p = (ProxiedPlayer) sender;
-        if (e.getTag().equals("minecraft:register") && new String(e.getData()).contains("fabric-screen-handler-api-v1:open_screen")) {
-            BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
-                if (!sender.isConnected()) return;
-                if (!vanilla.remove(p)) return;
-                if (Storage.fabricCheckedPlayers.containsKey(p)) return;
-                p.disconnect(Message.parse("MOD_USE_MODSENDER", p));
-            }, 25, TimeUnit.SECONDS);
-            return;
-        }
-
-        if(!e.getTag().equals("minecraft:brand"))
-            return;
-
-        if(!new String(e.getData()).equals("vanilla"))
-            return;
-        vanilla.add(p);
-
-        BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
-            if (!p.isConnected()) return;
-            if (Storage.fabricCheckedPlayers.containsKey(p)) return;
-            checking.add(p);
-            p.sendData("fabric-screen-handler-api-v1:open_screen", new byte[] {0});
-            BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> checking.remove(p), 1, TimeUnit.SECONDS);
-        }, 30, TimeUnit.SECONDS);
-    }
-
-    @EventHandler
-    public void onPlayerPreLogin(LoginEvent e) {
-        if (usingFabric.remove(e.getConnection().getUniqueId())) {
-            e.getConnection().disconnect(Message.parse("MOD_USE_MODSENDER", Locale.getDefault()));
-        }
-    }
-
-    @EventHandler
-    public void onPlayerDisconnect(PlayerDisconnectEvent e) {
-        if (checking.remove(e.getPlayer())) {
-            usingFabric.add(e.getPlayer().getUniqueId());
-        }
-        vanilla.remove(e.getPlayer());
-    }
-}

src/de/steamwar/bungeecore/listeners/PluginMessage.java

@@ -0,0 +1,331 @@
+/*
+ *   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.bungeecore.listeners;
+
+import com.google.inject.Inject;
+import com.lunarclient.apollo.ApolloManager;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.ServerConnection;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.bungeecore.Message;
+import de.steamwar.bungeecore.commands.TeamCommand;
+import de.steamwar.bungeecore.mods.*;
+import de.steamwar.bungeecore.network.ServerMetaInfo;
+import de.steamwar.bungeecore.util.annotations.Create;
+import de.steamwar.messages.ChatSender;
+import de.steamwar.network.packets.NetworkPacket;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import net.kyori.adventure.text.Component;
+
+import java.io.ByteArrayOutputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.util.*;
+import java.util.function.Consumer;
+import java.util.logging.Level;
+
+@Create
+public class PluginMessage {
+
+    private final Lunar lunar;
+    private final LabyMod labyMod;
+    private final WorldDownloader wdl;
+    private final FabricModSender fms;
+    private final FML flm;
+
+    public static void send(Player player, String legacyChannel, String channel, byte[] data) {
+        // 1.12 format change
+        send(player, player.getProtocolVersion().getProtocol() > 340 ? channel : legacyChannel, data);
+    }
+
+    public static void send(Player player, String channel, byte[] data) {
+        player.sendPluginMessage(MinecraftChannelIdentifier.from(channel), data);
+    }
+
+    public static byte[] genBufPacket(Consumer<ByteBuf> generator) {
+        ByteBuf buf = Unpooled.buffer();
+        generator.accept(buf);
+
+        byte[] packet = new byte[buf.readableBytes()];
+        buf.readBytes(packet);
+        return packet;
+    }
+
+    public static byte[] genStreamPacket(StreamConsumer generator) {
+        ByteArrayOutputStream stream = new ByteArrayOutputStream();
+        DataOutputStream out = new DataOutputStream(stream);
+
+        try {
+            generator.accept(out);
+        } catch (IOException e) {
+            throw new SecurityException("Could not create PluginMessage packet", e);
+        }
+
+        return stream.toByteArray();
+    }
+
+    public interface StreamConsumer {
+        void accept(DataOutputStream out) throws IOException;
+    }
+
+    private static final Parser UNKNOWN = event -> {
+        VelocityCore.get().getLogger().log(Level.WARNING, () -> "Undefined PluginMessage on channel " + event.getIdentifier().getId() + " from " + (event.getSource() instanceof Player pl ? pl.getUsername() : event.getSource().toString()) + " received.\n" + new String(event.getData()) + "\n" + Arrays.toString(event.getData()));
+        event.setResult(PluginMessageEvent.ForwardResult.handled());
+    };
+    private static final Parser PASS_THROUGH = event -> event.setResult(PluginMessageEvent.ForwardResult.forward());
+    private static final Parser DROP = event -> event.setResult(PluginMessageEvent.ForwardResult.handled());
+
+    private final Set<String> knownBrands = new HashSet<>();
+    private final Map<String, Consumer<Player>> channelRegisterHandlers = new HashMap<>();
+    private final Map<String, Parser> handlers = new HashMap<>();
+
+    @Inject
+    public PluginMessage(Lunar lunar, LabyMod labyMod, WorldDownloader wdl, FabricModSender fms, FML flm) {
+        this.lunar = lunar;
+        this.labyMod = labyMod;
+        this.wdl = wdl;
+        this.fms = fms;
+        this.flm = flm;
+
+        knownBrands.addAll(Arrays.asList("vanilla", "fabric", "quilt", "forge", "optifine", "Geyser", "labymod", "Feather Fabric"));
+
+        for(String channel : Arrays.asList(
+                "fabric:container/open", "fabric:registry/sync/direct", "fabric:registry/sync",
+                "fabric-screen-handler-api-v1:open_screen",
+
+                FML.CHANNEL, "fml:loginwrapper", "fml:handshake", "fml:play", "forge:tier_sorting", "forge:split",
+                "forge:login", "forge:handshake",
+
+                "labymod3:main", "labymod:neo",
+
+                "floodgate:skin", "floodgate:form", "floodgate:transfer", "floodgate:packet",
+
+                "Replay|Restrict", "replaymod:restrict",
+                "WDL|CONTROL", "wdl:control",
+                "tpshud:handshake", "tpshud:tps", //https://github.com/mooziii/tpshud-fabric/tree/main
+                "methane_server:statepacket", //https://modrinth.com/mod/methane
+                "servux:structures", //https://modrinth.com/mod/servux
+                "architectury:spawn_entity_packet", //https://modrinth.com/mod/architectury-api
+                "jei:channel", //https://modrinth.com/mod/jei
+                "shulkerboxtooltip:s2c_handshake", "shulkerboxtooltip:ec_update", //https://modrinth.com/mod/shulkerboxtooltip
+                "owo:local_packet", "owo:sync_screen_handler_properties", //https://modrinth.com/mod/owo-lib
+                "essential:", //https://essential.gg/
+                "libgui:screen_message_s2c", //https://github.com/CottonMC/LibGui
+                "minecraft:intave", //https://intave.ac seems to be a client side integration of intave with labymod 4
+                "midnightcontrols:feature", "midnightcontrols:controls_mode", //https://modrinth.com/mod/midnightcontrols
+                "controlify:vibrate_from_origin", "controlify:vibration", "controlify:vibrate_from_entity",
+                "carpet:structures", //https://modrinth.com/mod/carpet
+                "appleskin:exhaustion_sync", "appleskin:saturation_sync", //https://modrinth.com/mod/appleskin
+                "puzzleslib:1/1", //https://modrinth.com/mod/puzzles-lib
+                "pickupnotifier:1/1", //https://modrinth.com/mod/pick-up-notifier
+                "plasmo:voice/v2/installed", "plasmo:voice/v2", //https://modrinth.com/plugin/plasmo-voice
+                "whereisit:s2c_founditem", //https://modrinth.com/mod/where-is-it (needs server side component to work)
+                "inventorysorter:sync_blacklist_packet", //https://github.com/cpw/inventorysorter (needs server side component to work)
+
+                //https://github.com/bernie-g/geckolib
+                "geckolib:block_entity_anim_trigger_sync", "geckolib:entity_anim_trigger_sync",
+                "geckolib:block_entity_anim_data_sync", "geckolib:anim_data_sync",
+                "geckolib:entity_anim_data_sync", "geckolib:anim_trigger_sync",
+
+                //https://github.com/Noxcrew/noxesium
+                "noxesium-v1:reset", "noxesium-v1:change_server_rules", "noxesium-v1:server_info",
+                "noxesium-v1:mcc_server", "noxesium-v1:mcc_game_state", "noxesium-v1:reset_server_rules",
+                "noxesium-v1:stop_sound", "noxesium-v1:start_sound", "noxesium-v1:modify_sound"
+        )) {
+            channelRegisterHandlers.put(channel, player -> {
+            });
+        }
+
+        channelRegisterHandlers.put(ApolloManager.PLUGIN_MESSAGE_CHANNEL, lunar::sendRestrictions);
+        channelRegisterHandlers.put(Feather.CHANNEL.getId(), new Feather()::sendRestrictions);
+        channelRegisterHandlers.put("xaerominimap:main", player -> player.sendMessage(Component.text("§n§o§m§i§n§i§m§a§p"))); //https://www.curseforge.com/minecraft/mc-mods/xaeros-minimap
+        channelRegisterHandlers.put("litemoretica:init_easy_place", player -> player.disconnect(ChatSender.of(player).parseToComponent(false, new Message("MOD_YELLOW_SING", "litematica")))); //https://github.com/Earthcomputer/litemoretica/tree/master
+        channelRegisterHandlers.put("voxelmap:settings", player -> player.disconnect(ChatSender.of(player).parseToComponent(false, new Message("MOD_YELLOW_SING", "voxelmap")))); //https://modrinth.com/mod/voxelmap-updated undocumented
+        channelRegisterHandlers.put("worldinfo:world_id", player -> player.disconnect(ChatSender.of(player).parseToComponent(false, new Message("MOD_YELLOW_SING", "minimap")))); // JourneyMap and VoxelMap
+        channelRegisterHandlers.put(Controlify.CHANNEL.getId(), new Controlify()::onRegister);
+
+        registerBiDirPassthrough("worldedit:cui");
+
+        registerPassthroughToClient(
+                "axiom:enable", "axiom:initialize_hotbars",
+                "axiom:response_chunk_data", "axiom:register_world_properties", "axiom:set_world_property",
+                "axiom:ack_world_properties", "axiom:restrictions", "axiom:marker_data", "axiom:marker_nbt_response",
+                "axiom:custom_blocks", "axiom:editor_warning", "axiom:blueprint_manifest", "axiom:response_blueprint"
+        );
+        registerBiDirPassthrough("axiom:handle_big_payload", "axiom:set_editor_views");
+        registerPassthroughToServer(
+                "axiom:hello", "axiom:set_gamemode", "axiom:set_fly_speed", "axiom:set_world_time",
+                "axiom:set_world_property", "axiom:set_block", "axiom:set_hotbar_slot", "axiom:switch_active_hotbar",
+                "axiom:teleport", "axiom:request_chunk_data", "axiom:spawn_entity",
+                "axiom:manipulate_entity", "axiom:delete_entity", "axiom:marker_nbt_request", "axiom:set_buffer"
+        );
+
+        for(String channel : Arrays.asList(
+                "UNREGISTER", "minecraft:unregister", // used by carpet and servux
+                "WDL|REQUEST", "wdl:request",
+                "minecraft:intave",  //undocumented, byte stringlength, clientconfig, byte length, json {"legacySneakHeight":false,"legacyOldRange":false,"legacyOldSlowdown":false}
+                "waila:entity", "waila:block",
+                "lambdacontrols:hello",
+                "midnightcontrols:controls_mode",
+                "inventorysorter:sync_settings_packet",
+                "voicechat:request_secret", "voicechat:update_state", //https://modrinth.com/plugin/simple-voice-chat
+                "shulkerboxtooltip:c2s_handshake"
+        ))
+            register(channel, false, directional(UNKNOWN, DROP));
+
+        register("REGISTER", false, directional(this::serverRegistersChannel, this::clientRegistersChannel));
+        register("minecraft:register", false, directional(this::serverRegistersChannel, this::clientRegistersChannel));
+
+        register("BungeeCord", false, onlySWSource(PASS_THROUGH));
+        register("bungeecord:main", false, onlySWSource(PASS_THROUGH));
+        register("MC|Brand", false, directional(this::steamWarBrand, this::userBrand));
+        register("minecraft:brand", false, directional(this::steamWarBrand, this::userBrand));
+
+        //Needs to be registered cause paper refuses to send PluginMessages on unregistered channels...
+        register("sw:bridge", true, directional(onlySWSource(async(event -> NetworkPacket.handle(new ServerMetaInfo(((ServerConnection) event.getSource()).getServerInfo()), event.getData()))), UNKNOWN));
+        register("sw:hotkeys", false, directional(UNKNOWN, PASS_THROUGH));
+        register("fabricmodsender:mods", true, directional(UNKNOWN, async(fms::handlePluginMessage)));
+
+        register("WDL|INIT", true, directional(UNKNOWN, wdl::handlePluginMessage));
+        register("wdl:init", true, directional(UNKNOWN, wdl::handlePluginMessage));
+
+        register(ApolloManager.PLUGIN_MESSAGE_CHANNEL, true, async(lunar::handlePluginMessage));
+        register("LMC", true, directional(UNKNOWN, async(labyMod::handlePluginMessage)));
+        register("labymod3:main", true, directional(UNKNOWN, async(labyMod::handlePluginMessage)));
+        register("labymod:neo", false, directional(UNKNOWN, DROP)); //undocumented, JSON format "0" byte, packetlängen byte, {"version":"4.1.25"}
+        register(FML.CHANNEL, true, directional(UNKNOWN, async(flm::handlePluginMessage)));
+
+        //vanilla does not register any channels (sends only one minecraft:brand vanilla, nothing else (potential spoofed client detection))
+        //Forge interestingly registers all channels the server registers
+        //meteor https://github.com/MeteorDevelopment/meteor-client/blob/master/src/main/java/meteordevelopment/meteorclient/systems/modules/misc/ServerSpoof.java https://github.com/MeteorDevelopment/meteor-client/blob/master/src/main/java/meteordevelopment/meteorclient/systems/modules/misc/DiscordPresence.java
+        //litematica/malilib https://github.com/maruohon/litematica/issues/75 https://github.com/maruohon/malilib/blob/liteloader_1.12.2/src/main/java/malilib/network/message/ConfigLockPacketHandler.java#L65
+        // Hackclientlike modsuppressor for labymod: https://github.com/Neocraftr/LabyMod-NeoEssentials (Potentially recognizable from NO Addons/NO Mods?) https://github.com/Neocraftr/LabyMod-NeoEssentials/blob/master/src/main/java/de/neocraftr/neoessentials/utils/BytecodeMethods.java
+    }
+
+    @EventHandler
+    public void onPluginMessage(PluginMessageEvent event) {
+        event.setCancelled(true);
+
+        try {
+            handlers.getOrDefault(event.getTag(), UNKNOWN).handle(event);
+        } catch (Exception e) {
+            throw new SecurityException("PluginMessage handling exception: " + event + "\n" + Arrays.toString(event.getData()), e);
+        }
+    }
+
+    private void registerPassthroughToClient(String... channels) {
+        for(String channel : channels) {
+            channelRegisterHandlers.put(channel, player -> {});
+            register(channel, false, directional(PASS_THROUGH, UNKNOWN));
+        }
+    }
+
+    private void registerPassthroughToServer(String... channels) {
+        for(String channel : channels)
+            register(channel, false, directional(UNKNOWN, PASS_THROUGH));
+    }
+
+    private void registerBiDirPassthrough(String... channels) {
+        for(String channel : channels) {
+            channelRegisterHandlers.put(channel, player -> {});
+            register(channel, false, PASS_THROUGH);
+        }
+    }
+
+    private void register(String channel, boolean clientSideRegister, Parser handler) {
+        handlers.put(channel, handler);
+        if(clientSideRegister)
+            ProxyServer.getInstance().registerChannel(channel);
+    }
+
+    private void clientRegistersChannel(PluginMessageEvent event) {
+        ProxiedPlayer player = (ProxiedPlayer) event.getSender();
+
+        for(String channel : new String(event.getData()).split("\0")) {
+            channelRegisterHandlers.getOrDefault(channel, p -> VelocityCore.get().getLogger().log(Level.WARNING, () -> p.getName() + " registered unknown channel " + channel)).accept(player);
+        }
+
+        PASS_THROUGH.handle(event);
+    }
+
+    private void serverRegistersChannel(PluginMessageEvent event) {
+        ProxiedPlayer player = (ProxiedPlayer)event.getReceiver();
+
+        List<String> channels = new ArrayList<>(Arrays.asList(new String(event.getData()).split("\0")));
+        channels.removeIf(channel -> channel.equals("sw:bridge"));
+        player.sendData((player).getPendingConnection().getVersion() > 340 ? "minecraft:register" : "REGISTER", String.join("\0", channels).getBytes());
+    }
+
+    private void userBrand(PluginMessageEvent event) {
+        ProxiedPlayer player = (ProxiedPlayer) event.getSender();
+        ByteBuf buf = Unpooled.wrappedBuffer(event.getData());
+        String brand = DefinedPacket.readString(buf);
+        boolean lunarclient = brand.startsWith("lunarclient:");
+
+        VelocityCore.get().getLogger().log(knownBrands.contains(brand) || lunarclient ? Level.INFO : Level.WARNING, () -> player.getName() + " joins with brand: " + brand);
+        if(lunarclient)
+            lunar.sendRestrictions(player);
+
+        PASS_THROUGH.handle(event);
+    }
+
+    private void steamWarBrand(PluginMessageEvent event) {
+        ProxiedPlayer player = (ProxiedPlayer) event.getReceiver();
+        String brandString = ChatSender.of(player).parseToLegacy("STEAMWAR_BRAND", ProxyServer.getInstance().getName(), player.getServer().getInfo().getName(), new String(event.getData(), 1, event.getData().length - 1));
+
+        ByteBuf brand = ByteBufAllocator.DEFAULT.heapBuffer();
+        DefinedPacket.writeString(brandString, brand);
+        player.sendData(event.getTag(), DefinedPacket.toArray(brand));
+        brand.release();
+    }
+
+
+    private Parser directional(Parser fromServer, Parser fromPlayer) {
+        return event -> {
+            if(event.getSender() instanceof ProxiedPlayer)
+                fromPlayer.handle(event);
+            else
+                fromServer.handle(event);
+        };
+    }
+
+    @SuppressWarnings("deprecation")
+    private Parser onlySWSource(Parser parser) {
+        return event -> {
+            Connection sender = event.getSender();
+            if(TeamCommand.isLocalhost(sender instanceof ProxiedPlayer ? IPSanitizer.getTrueAddress(((ProxiedPlayer) sender).getPendingConnection()) : sender.getAddress().getAddress()))
+                parser.handle(event);
+            else
+                UNKNOWN.handle(event);
+        };
+    }
+
+    private Parser async(Parser parser) {
+        return event -> ProxyServer.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> parser.handle(event));
+    }
+
+    private interface Parser {
+        void handle(PluginMessageEvent event);
+    }
+}

src/de/steamwar/bungeecore/listeners/SessionManager.java

@@ -19,7 +19,7 @@
 
 package de.steamwar.bungeecore.listeners;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.sql.Session;
 import de.steamwar.sql.SteamwarUser;
 import net.md_5.bungee.api.ProxyServer;
@@ -43,7 +43,7 @@ public class SessionManager extends BasicListener {
     public void onDisconnect(PlayerDisconnectEvent e){
         Timestamp timestamp = sessions.remove(e.getPlayer());
         if(timestamp != null) {
-            ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> Session.insertSession(SteamwarUser.get(e.getPlayer().getUniqueId()).getId(), timestamp));
+            ProxyServer.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> Session.insertSession(SteamwarUser.get(e.getPlayer().getUniqueId()).getId(), timestamp));
         }
     }
 }

src/de/steamwar/bungeecore/listeners/SettingsChangedListener.java

@@ -19,7 +19,7 @@
 
 package de.steamwar.bungeecore.listeners;
 
-import de.steamwar.bungeecore.BungeeCore;
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.bungeecore.network.NetworkSender;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.network.packets.server.LocaleInvalidationPacket;
@@ -32,7 +32,7 @@ public class SettingsChangedListener extends BasicListener {
 
     @EventHandler
     public void onSettingsChanged(SettingsChangedEvent event) {
-        BungeeCord.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> {
+        BungeeCord.getInstance().getScheduler().runAsync(VelocityCore.get(), () -> {
             ProxiedPlayer player = event.getPlayer();
             SteamwarUser user = SteamwarUser.get(player.getUniqueId());
             user.setLocale(player.getLocale(), false);

src/de/steamwar/bungeecore/listeners/SubserverProtocolFixer.java

@@ -1,70 +0,0 @@
-/*
- * This file is a part of the SteamWar software.
- *
- * Copyright (C) 2020  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.bungeecore.listeners;
-
-import net.md_5.bungee.BungeeCord;
-import net.md_5.bungee.api.event.LoginEvent;
-import net.md_5.bungee.connection.InitialHandler;
-import net.md_5.bungee.connection.LoginResult;
-import net.md_5.bungee.event.EventHandler;
-import net.md_5.bungee.protocol.Property;
-import net.md_5.bungee.util.AddressUtil;
-
-import java.lang.reflect.Field;
-import java.net.InetSocketAddress;
-import java.util.logging.Level;
-
-public class SubserverProtocolFixer extends BasicListener {
-
-    private final InetSocketAddress inetSocketAddress = new InetSocketAddress("127.127.127.127", 25565);
-
-    private Field field;
-
-    {
-        try {
-            field = InitialHandler.class.getDeclaredField("extraDataInHandshake");
-            field.setAccessible(true);
-        } catch (NoSuchFieldException e) {
-            BungeeCord.getInstance().getLogger().log(Level.SEVERE, e.getMessage(), e);
-        }
-    }
-
-    @EventHandler
-    public void loginEvent(LoginEvent e) {
-        InitialHandler initialHandler = ((InitialHandler) e.getConnection());
-
-        String undashedUUID = initialHandler.getUniqueId().toString().replace("-", "");
-        String extraData = "\00" + AddressUtil.sanitizeAddress(inetSocketAddress) + "\00" + undashedUUID;
-
-        LoginResult result = initialHandler.getLoginProfile();
-        if (result != null) {
-            Property[] properties = result.getProperties();
-            if (properties.length > 0) {
-                extraData += "\00" + BungeeCord.getInstance().gson.toJson(properties);
-            }
-        }
-
-        try {
-            field.set(initialHandler, extraData);
-        } catch (IllegalAccessException ex) {
-            BungeeCord.getInstance().getLogger().log(Level.SEVERE, ex.getMessage(), ex);
-        }
-    }
-}

src/de/steamwar/bungeecore/listeners/mods/Badlion.java

@@ -1,32 +0,0 @@
-package de.steamwar.bungeecore.listeners.mods;
-
-import de.steamwar.bungeecore.listeners.BasicListener;
-import net.md_5.bungee.api.event.PostLoginEvent;
-import net.md_5.bungee.event.EventHandler;
-import net.md_5.bungee.protocol.packet.PluginMessage;
-
-public class Badlion extends BasicListener {
-
-    @EventHandler
-    public void onPostLogin(PostLoginEvent event) {
-        /*
-        {
-        "modsDisallowed": {
-        "Clear Glass":{"disabled":true},
-        "ClearWater":{"disabled":true},
-        "FOV Changer":{"disabled":true},
-        "Hitboxes":{"disabled":true},
-        "MiniMap":{"disabled":true},
-        "MLG Cobweb":{"disabled":true},
-        "Replay":{"disabled":true},
-        "Schematica":{"disabled":true},
-        "ToggleSneak":{"disabled":true},
-        "ToggleSprint":{"disabled":true},
-        "TNT Time":{"disabled":true}
-        }
-        }
-        */
-
-        event.getPlayer().unsafe().sendPacket(new PluginMessage("badlion:mods", ("{\"Clear Glass\":{\"disabled\":true},\"ClearWater\":{\"disabled\":true},\"FOV Changer\":{\"disabled\":true},\"Hitboxes\":{\"disabled\":true},\"MiniMap\":{\"disabled\":true},\"MLG Cobweb\":{\"disabled\":true},\"Replay\":{\"disabled\":true},\"Schematica\":{\"disabled\":true},\"ToggleSneak\":{\"disabled\":true},\"ToggleSprint\":{\"disabled\":true},\"TNT Time\":{\"disabled\":true}}").getBytes(), false));
-    }
-}

src/de/steamwar/bungeecore/listeners/mods/Fabric.java

@@ -1,194 +0,0 @@
-/*
-    This file is a part of the SteamWar software.
-
-    Copyright (C) 2020  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.bungeecore.listeners.mods;
-
-import com.google.gson.JsonArray;
-import com.google.gson.JsonElement;
-import com.google.gson.JsonParser;
-import com.google.gson.JsonSyntaxException;
-import de.steamwar.bungeecore.BungeeCore;
-import de.steamwar.bungeecore.Message;
-import de.steamwar.bungeecore.Storage;
-import de.steamwar.bungeecore.listeners.BasicListener;
-import de.steamwar.sql.Mod;
-import de.steamwar.sql.SWException;
-import de.steamwar.sql.SteamwarUser;
-import net.md_5.bungee.BungeeCord;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.event.PluginMessageEvent;
-import net.md_5.bungee.api.event.ServerSwitchEvent;
-import net.md_5.bungee.event.EventHandler;
-
-import java.nio.charset.StandardCharsets;
-import java.nio.charset.UnsupportedCharsetException;
-import java.util.*;
-import java.util.concurrent.TimeUnit;
-
-public class Fabric extends BasicListener {
-
-    public static void remove(ProxiedPlayer player) {
-        Storage.fabricCheckedPlayers.remove(player);
-        synchronized (Storage.fabricExpectPluginMessage) {
-            Storage.fabricExpectPluginMessage.remove(player);
-        }
-    }
-
-    private static final HashSet<String> ppCircumventerList = new HashSet<>();
-    static {
-        ppCircumventerList.add("java");
-        ppCircumventerList.add("minecraft");
-        ppCircumventerList.add("org_joml_joml");
-        ppCircumventerList.add("steamwarmodsender");
-    }
-
-    private static final Set<String> neededMods = new HashSet<>();
-    static {
-        neededMods.add("java");
-        neededMods.add("minecraft");
-        neededMods.add("fabricloader");
-        neededMods.add("steamwarmodsender");
-    }
-
-    {
-        BungeeCord.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
-            synchronized (Storage.fabricExpectPluginMessage) {
-                for (Map.Entry<ProxiedPlayer, Long> entry : Storage.fabricExpectPluginMessage.entrySet()) {
-                    if (!Storage.fabricCheckedPlayers.containsKey(entry.getKey())) {
-                        continue;
-                    }
-                    if (System.currentTimeMillis() - entry.getValue() > TimeUnit.SECONDS.toMillis(20)) {
-                        logMessage(SteamwarUser.get(entry.getKey().getUniqueId()), "Expected message not received", String.valueOf(entry.getValue()));
-                        return;
-                    }
-                }
-            }
-        }, 0, 1, TimeUnit.SECONDS);
-    }
-
-    @EventHandler
-    public void onPluginMessageEvent(PluginMessageEvent e){
-        if(!e.getTag().equals("fabricmodsender:mods"))
-            return;
-
-        if (!(e.getSender() instanceof ProxiedPlayer)) {
-            return;
-        }
-
-        ProxiedPlayer player = (ProxiedPlayer) e.getSender();
-        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
-        byte[] data = e.getData();
-
-        if (!Storage.fabricCheckedPlayers.containsKey(player)) {
-            synchronized (Storage.fabricExpectPluginMessage) {
-                if (Storage.fabricExpectPluginMessage.containsKey(player)) {
-                    logMessage(user, "Was not fabric checked but send message nonetheless", Arrays.toString(data));
-                    return;
-                }
-            }
-        }
-        Storage.fabricExpectPluginMessage.remove(player);
-
-        List<Mod> mods = new ArrayList<>();
-
-        Utils.VarInt varInt = Utils.readVarInt(data,0);
-
-        if(data.length != varInt.length + varInt.value) {
-            logMessage(user, "Invalid message length", Arrays.toString(data));
-            return;
-        }
-
-        data = Arrays.copyOfRange(data,varInt.length, data.length);
-
-        String dataString;
-
-        try{
-            dataString = new String(data, StandardCharsets.UTF_8);
-        }catch (UnsupportedCharsetException exception) {
-            logMessage(user, "Unsupported charset", Arrays.toString(data));
-            return;
-        }
-
-        JsonArray array;
-
-        try {
-            array = JsonParser.parseString(dataString).getAsJsonArray();
-        }catch (JsonSyntaxException exception) {
-            logMessage(user, "Invalid json", dataString);
-            return;
-        }
-
-        for(JsonElement mod : array) {
-            mods.add(Mod.getOrCreate(mod.getAsString(), Mod.Platform.FABRIC));
-        }
-
-        boolean neededMods = neededModsContained(mods);
-        if(!neededMods) {
-            logMessage(user, "Needed mods are not contained", dataString);
-            return;
-        }
-
-        if(ppCircumventerCheck(mods))
-            logMessage(user, "PP circumventer suspicion", dataString);
-
-        if(!Utils.handleMods(player,mods))
-            return;
-
-        if (Storage.fabricCheckedPlayers.containsKey(player)) {
-            long current = Storage.fabricCheckedPlayers.get(player);
-            if (current != dataString.hashCode()) {
-                logMessage(user, "Mods changed during runtime", dataString);
-                return;
-            }
-        } else {
-            Message.send("MODIFICATION_CHECK_SUCCESS", player);
-            Storage.fabricCheckedPlayers.put(player, dataString.hashCode());
-        }
-        Storage.fabricPlayers.remove(player);
-    }
-
-    @EventHandler
-    public void onServerSwitchEvent(ServerSwitchEvent e) {
-        if (e.getFrom() == null) return;
-        synchronized (Storage.fabricExpectPluginMessage) {
-            Storage.fabricExpectPluginMessage.put(e.getPlayer(), System.currentTimeMillis());
-        }
-    }
-
-    private boolean neededModsContained(List<Mod> mods) {
-        return mods.stream()
-                .map(Mod::getModName)
-                .filter(neededMods::contains)
-                .count() == neededMods.size();
-    }
-
-    private void logMessage(SteamwarUser user, String reason, String data) {
-        SWException.log("FabricModSender " + user.getUserName() + ": " + reason, data);
-    }
-
-    private boolean ppCircumventerCheck(List<Mod> mods) {
-        for(Mod mod : mods) {
-            String name = mod.getModName();
-            if(!name.startsWith("fabric") && !ppCircumventerList.contains(name))
-                return false;
-        }
-
-        return true;
-    }
-}

src/de/steamwar/bungeecore/listeners/mods/Forge.java

@@ -1,147 +0,0 @@
-/* 
-    This file is a part of the SteamWar software.
-    
-    Copyright (C) 2020  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.bungeecore.listeners.mods;
-
-import de.steamwar.bungeecore.BungeeCore;
-import de.steamwar.bungeecore.listeners.BasicListener;
-import de.steamwar.sql.Mod;
-import io.netty.channel.ChannelPipeline;
-import net.md_5.bungee.api.chat.TextComponent;
-import net.md_5.bungee.api.connection.PendingConnection;
-import net.md_5.bungee.api.event.LoginEvent;
-import net.md_5.bungee.connection.InitialHandler;
-import net.md_5.bungee.netty.ChannelWrapper;
-import net.md_5.bungee.netty.HandlerBoss;
-import net.md_5.bungee.netty.PacketHandler;
-import net.md_5.bungee.protocol.packet.LoginPayloadRequest;
-import net.md_5.bungee.protocol.packet.LoginPayloadResponse;
-
-import java.lang.reflect.Field;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Locale;
-import java.util.logging.Level;
-
-public class Forge extends BasicListener {
-
-    private static final String WRAPPER = "fml:loginwrapper";
-
-    private static final Field initialHandlerCh;
-    static{
-        try {
-            initialHandlerCh = InitialHandler.class.getDeclaredField("ch");
-        } catch (NoSuchFieldException e) {
-            throw new SecurityException("Could not initialize Reflection", e);
-        }
-        initialHandlerCh.setAccessible(true);
-    }
-
-    public static void onServerConnected(LoginEvent event) {
-        if(event.getConnection().getVersion() < 341) { //1.13+
-            event.completeIntent(BungeeCore.get());
-            return;
-        }
-
-        //fml:handshake without mods, channels and registries
-        //for more information see https://wiki.vg/Minecraft_Forge_Handshake#FML2_protocol_.281.13_-_Current.29
-        event.getConnection().unsafe().sendPacket(new LoginPayloadRequest(1, WRAPPER, new byte[]{13,102,109,108,58,104,97,110,100,115,104,97,107,101,4,1,0,0,0}));
-
-        InitialHandler handler = (InitialHandler) event.getConnection();
-
-        ChannelWrapper wrapper;
-        try{
-            wrapper = (ChannelWrapper) initialHandlerCh.get(handler);
-        } catch (IllegalAccessException e) {
-            BungeeCore.get().getLogger().log(Level.SEVERE, "Could not get Channel", e);
-            event.completeIntent(BungeeCore.get());
-            return;
-        }
-
-        ChannelPipeline pipeline = wrapper.getHandle().pipeline();
-        if(pipeline != null) {
-            HandlerBoss handlerBoss = pipeline.get(HandlerBoss.class);
-            if(handlerBoss != null)
-                handlerBoss.setHandler(new CustomPacketHandler(event));
-        }
-    }
-
-    private static class CustomPacketHandler extends PacketHandler {
-        private final LoginEvent event;
-
-        public CustomPacketHandler(LoginEvent event) {
-            this.event = event;
-        }
-
-        @Override
-        public String toString() {
-            return "SteamWar Forge Handler";
-        }
-
-        @Override
-        public void handle(LoginPayloadResponse response){
-            byte[] data = response.getData();
-            if(data == null) {
-                event.completeIntent(BungeeCore.get());
-                return;
-            }
-
-            //for more information see https://wiki.vg/Minecraft_Forge_Handshake#FML2_protocol_.281.13_-_Current.29
-            Utils.VarInt channelLength = Utils.readVarInt(data, 0);
-            int pos = channelLength.length;
-            if(!new String(data, pos, channelLength.value).equals("fml:handshake")) {
-                event.getConnection().disconnect(TextComponent.fromLegacyText("Invalid forge registry response (0x00)"));
-                return;
-            }
-            pos += channelLength.value;
-
-            Utils.VarInt length = Utils.readVarInt(data, pos);
-            pos += length.length;
-            if(channelLength.length + channelLength.value + length.length + length.value != data.length) {
-                event.getConnection().disconnect(TextComponent.fromLegacyText("Invalid forge registry response (0x01)"));
-                return;
-            }
-
-            Utils.VarInt packetId = Utils.readVarInt(data, pos);
-            pos += packetId.length;
-            if(packetId.value != 2) {
-                event.getConnection().disconnect(TextComponent.fromLegacyText("Invalid forge registry response (0x02)"));
-                return;
-            }
-
-            Utils.VarInt modCount = Utils.readVarInt(data, pos);
-            pos += modCount.length;
-
-            List<Mod> mods = new ArrayList<>();
-            for(int i = 0; i < modCount.value; i++) {
-                Utils.VarInt nameLength = Utils.readVarInt(data, pos);
-                pos += nameLength.length;
-
-                mods.add(Mod.getOrCreate(new String(data, pos, nameLength.value), Mod.Platform.FORGE));
-                pos += nameLength.value;
-            }
-
-            PendingConnection connection = event.getConnection();
-            if(!Utils.handleMods(connection.getUniqueId(), Locale.getDefault(), event::setCancelReason, mods)) {
-                event.setCancelled(true);
-            }
-            event.completeIntent(BungeeCore.get());
-        }
-    }
-}

src/de/steamwar/bungeecore/listeners/mods/Forge12.java

@@ -1,113 +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.bungeecore.listeners.mods;
-
-import de.steamwar.bungeecore.BungeeCore;
-import de.steamwar.bungeecore.listeners.BasicListener;
-import de.steamwar.sql.Mod;
-import io.netty.buffer.ByteBuf;
-import io.netty.buffer.UnpooledByteBufAllocator;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.api.connection.Connection;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.event.PluginMessageEvent;
-import net.md_5.bungee.api.event.PostLoginEvent;
-import net.md_5.bungee.event.EventHandler;
-
-import java.nio.charset.StandardCharsets;
-import java.util.*;
-import java.util.concurrent.TimeUnit;
-
-public class Forge12 extends BasicListener {
-    private static final String FMLHS = "FML|HS";
-    private static final byte[] REGISTER;
-    private static final byte[] HELLO = new byte[]{0, 2, 0, 0, 0, 0};
-
-    private static final Set<UUID> unlocked = new HashSet<>();
-
-    static {
-        ByteBuf buf = UnpooledByteBufAllocator.DEFAULT.directBuffer(7);
-        buf.writeByte(6);
-        buf.writeCharSequence(FMLHS, StandardCharsets.UTF_8);
-        REGISTER = new byte[buf.readableBytes()];
-        buf.readBytes(REGISTER);
-    }
-
-
-    @EventHandler
-    public void onPostLogin(PostLoginEvent event) {
-        ProxiedPlayer player = event.getPlayer();
-
-        synchronized (unlocked) {
-            if(unlocked.contains(player.getUniqueId())){
-                unlocked.remove(player.getUniqueId());
-                return;
-            }
-        }
-
-        if(player.getPendingConnection().getVersion() <= 340) {
-            player.sendData("REGISTER", REGISTER); //1.12-
-            player.sendData(FMLHS, HELLO);
-        }
-    }
-
-    @EventHandler
-    public void onPluginMessageEvent(PluginMessageEvent e){
-        if(!e.getTag().equals(FMLHS))
-            return;
-
-        e.setCancelled(true);
-        byte[] data = e.getData();
-
-        Connection sender = e.getSender();
-        if(!(sender instanceof ProxiedPlayer))
-            return;
-        ProxiedPlayer p = (ProxiedPlayer) sender;
-
-        if (data[0] == 2) {
-            Utils.VarInt numMods = Utils.readVarInt(data, 1);
-            List<Mod> mods = new LinkedList<>();
-
-            int bytePos = 1 + numMods.length;
-            for (int i = 0; i < numMods.value; i++) {
-                byte[] name = Arrays.copyOfRange(data, bytePos + 1, bytePos + data[bytePos] + 1);
-                bytePos += 1 + data[bytePos];
-                //Version information is unused
-                bytePos += 1 + data[bytePos];
-
-                mods.add(Mod.getOrCreate(new String(name), Mod.Platform.FORGE));
-            }
-
-            if (Utils.handleMods(p, mods)) {
-                synchronized (unlocked) {
-                    unlocked.add(p.getUniqueId());
-                }
-                ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(),
-                        () -> p.disconnect(BungeeCore.stringToText("§7Deine installierten Mods wurden überprüft\n§aDu kannst nun §eSteam§8War §abetreten")),
-                        2, TimeUnit.SECONDS);
-                ProxyServer.getInstance().getScheduler().schedule(BungeeCore.get(), () -> {
-                    synchronized (unlocked) {
-                        unlocked.remove(p.getUniqueId());
-                    }
-                }, 30, TimeUnit.SECONDS);
-            }
-        }
-    }
-}

src/de/steamwar/bungeecore/listeners/mods/LabyMod.java

@@ -1,184 +0,0 @@
-/* 
-    This file is a part of the SteamWar software.
-    
-    Copyright (C) 2020  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.bungeecore.listeners.mods;
-
-import com.google.gson.JsonObject;
-import com.google.gson.stream.JsonReader;
-import de.steamwar.bungeecore.BungeeCore;
-import de.steamwar.bungeecore.listeners.BasicListener;
-import de.steamwar.sql.Mod;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.api.connection.Connection;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.event.PluginMessageEvent;
-import net.md_5.bungee.event.EventHandler;
-
-import java.io.IOException;
-import java.io.StringReader;
-import java.nio.charset.StandardCharsets;
-import java.util.Arrays;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.UUID;
-
-public class LabyMod extends BasicListener {
-
-    @EventHandler
-    public void onPluginMessageEvent(PluginMessageEvent event){
-        if(!event.getTag().equals("LMC"))
-            return;
-
-        Connection sender = event.getSender();
-        if(!(sender instanceof ProxiedPlayer))
-            return;
-
-        event.setCancelled(true);
-        updateGameInfo((ProxiedPlayer) sender);
-        byte[] data = event.getData();
-
-        ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> runAsync(data, (ProxiedPlayer) sender));
-    }
-
-    private void runAsync(byte[] data, ProxiedPlayer player) {
-        VarString purpose = readString(data, 0);
-        if(!"INFO".equals(purpose.value))
-            return;
-
-        VarString value = readString(data, purpose.length);
-        List<Mod> mods = new LinkedList<>();
-
-        try{
-            InfoPacket info = new InfoPacket(value.value);
-            for(InfoPacket.Addon addon : info.addons) {
-                mods.add(Mod.getOrCreate(addon.name, Mod.Platform.LABYMOD));
-            }
-        }catch(IOException e){
-            BungeeCore.log("Could not read JSON", e);
-        }
-
-        Utils.handleMods(player, mods);
-    }
-
-    private VarString readString(byte[] array, int startPos){
-        Utils.VarInt varInt = Utils.readVarInt(array, startPos);
-        startPos += varInt.length;
-        return new VarString(varInt.value+varInt.length, new String(Arrays.copyOfRange(array, startPos, startPos + varInt.value), StandardCharsets.UTF_8));
-    }
-
-    private void updateGameInfo(ProxiedPlayer proxiedPlayer) {
-        JsonObject obj = new JsonObject();
-        obj.addProperty("hasGame", true);
-        obj.addProperty("game_mode", "steamwar.de");
-        obj.addProperty("game_startTime", 0);
-        obj.addProperty("game_endTime", 0);
-        String output = "{ \"hasGame\" : \"true\", \"game_mode\" : \"steamwar.de\", \"game_startTime\" : \"0\", \"game_endTime\" : \"0\" }";
-
-        proxiedPlayer.sendData("LMC", output.getBytes());
-    }
-
-    private static class VarString{
-        private final int length;
-        private final String value;
-
-        private VarString(int length, String value) {
-            this.length = length;
-            this.value = value;
-        }
-    }
-
-    private static class InfoPacket{
-        String version = null;
-        Feature ccp = null;
-        Feature shadow = null;
-        List<Addon> addons = new LinkedList<>();
-
-        InfoPacket(String input) throws IOException {
-            JsonReader reader = new JsonReader(new StringReader(input));
-            reader.beginObject();
-            while(reader.hasNext()){
-                String name = reader.nextName();
-                switch(name){
-                    case "version":
-                        version = reader.nextString();
-                        break;
-                    case "ccp":
-                        ccp = new Feature(reader);
-                        break;
-                    case "shadow":
-                        shadow = new Feature(reader);
-                        break;
-                    case "addons":
-                        reader.beginArray();
-                        while(reader.hasNext()){
-                            addons.add(new Addon(reader));
-                        }
-                        reader.endArray();
-                        break;
-                    default:
-                        reader.skipValue();
-                }
-            }
-            reader.endObject();
-            reader.close();
-        }
-
-        static class Addon{
-            UUID uuid = null;
-            String name = null;
-
-            Addon(JsonReader reader) throws IOException {
-                reader.beginObject();
-                while(reader.hasNext()){
-                    String n = reader.nextName();
-                    if(n.equals("uuid"))
-                        try{
-                            uuid = UUID.fromString(reader.nextString());
-                        }catch(IllegalArgumentException ignored){
-                            //ignored
-                        }
-                    else if(n.equals("name"))
-                        name = reader.nextString();
-                    else
-                        reader.skipValue();
-                }
-                reader.endObject();
-            }
-        }
-
-        static class Feature{
-            boolean enabled;
-            int version;
-
-            Feature(JsonReader reader) throws IOException {
-                reader.beginObject();
-                while(reader.hasNext()){
-                    String name = reader.nextName();
-                    if(name.equals("version"))
-                        version = reader.nextInt();
-                    else if(name.equals("enabled"))
-                        enabled = reader.nextBoolean();
-                    else
-                        reader.skipValue();
-                }
-                reader.endObject();
-            }
-        }
-    }
-}

src/de/steamwar/bungeecore/listeners/mods/ModLoaderBlocker.java

@@ -1,87 +0,0 @@
-/*
-    This file is a part of the SteamWar software.
-
-    Copyright (C) 2020  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.bungeecore.listeners.mods;
-
-import de.steamwar.bungeecore.*;
-import de.steamwar.bungeecore.listeners.BasicListener;
-import net.md_5.bungee.api.connection.Connection;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.event.PlayerDisconnectEvent;
-import net.md_5.bungee.api.event.PluginMessageEvent;
-import net.md_5.bungee.api.event.ServerSwitchEvent;
-import net.md_5.bungee.event.EventHandler;
-
-import java.util.HashSet;
-import java.util.Set;
-
-public class ModLoaderBlocker extends BasicListener {
-
-    private static final Set<String> BLOCKED_SERVER = new HashSet<>();
-
-    @EventHandler
-    public void onPluginMessageEvent(PluginMessageEvent e){
-        Connection sender = e.getSender();
-        if(!(sender instanceof ProxiedPlayer))
-            return;
-
-        if(!e.getTag().equals("minecraft:brand"))
-            return;
-
-        String brand = new String(e.getData());
-        if(brand.contains("fabric") || brand.contains("quilt")){
-            ProxiedPlayer p = (ProxiedPlayer) sender;
-            if (!Storage.fabricCheckedPlayers.containsKey(p) && !Storage.fabricPlayers.contains(p)) {
-                Storage.fabricPlayers.add(p);
-                Message.send("MODLOADER_INSTALLED_FABRIC", p, "Fabric");
-            }
-        }else if(brand.contains("LiteLoader")) {
-            ProxiedPlayer p = (ProxiedPlayer) sender;
-            if (!Storage.fabricPlayers.contains(p)) {
-                Storage.fabricPlayers.add(p);
-                Message.send("MODLOADER_INSTALLED", p, "LiteLoader");
-            }
-        }
-    }
-
-    @EventHandler
-    public void onDisconnect(PlayerDisconnectEvent e){
-        Fabric.remove(e.getPlayer());
-        Storage.fabricPlayers.remove(e.getPlayer());
-    }
-
-    @EventHandler
-    public void onServerSwitch(ServerSwitchEvent event) {
-        if(((Subserver.getSubserver(event.getPlayer()) != null
-                && Subserver.getSubserver(event.getPlayer()).getType() == Servertype.ARENA)
-                || BLOCKED_SERVER.contains(event.getPlayer().getServer().getInfo().getName()))
-                && isFabric(event.getPlayer())) {
-            event.getPlayer().connect(BungeeCore.get().getProxy().getServerInfo(BungeeCore.LOBBY_SERVER));
-            Message.send("MODLOADER_DENIED", event.getPlayer());
-        }
-    }
-
-    public static boolean isFabric(ProxiedPlayer player) {
-        return Storage.fabricPlayers.contains(player);
-    }
-
-    public static void addServer(String server) {
-        BLOCKED_SERVER.add(server);
-    }
-}

src/de/steamwar/bungeecore/listeners/mods/Utils.java

@@ -1,117 +0,0 @@
-/* 
-    This file is a part of the SteamWar software.
-    
-    Copyright (C) 2020  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.bungeecore.listeners.mods;
-
-import de.steamwar.bungeecore.BungeeCore;
-import de.steamwar.bungeecore.Message;
-import de.steamwar.bungeecore.commands.PunishmentCommand;
-import de.steamwar.sql.SteamwarUser;
-import de.steamwar.messages.ChatSender;
-import de.steamwar.sql.Mod;
-import de.steamwar.sql.Mod.ModType;
-import net.md_5.bungee.api.chat.BaseComponent;
-import net.md_5.bungee.api.chat.TextComponent;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-
-import java.sql.Timestamp;
-import java.time.Instant;
-import java.time.temporal.ChronoUnit;
-import java.util.*;
-import java.util.function.Consumer;
-import java.util.logging.Level;
-import java.util.stream.Collectors;
-
-public class Utils {
-
-    public static final Map<UUID,List<Mod>> playerModMap = new HashMap<>();
-
-    private Utils(){}
-
-    static VarInt readVarInt(byte[] array, int startPos) {
-        int numRead = 0;
-        int result = 0;
-        byte read;
-        do {
-            read = array[startPos + numRead];
-            int value = (read & 0b01111111);
-            result |= (value << (7 * numRead));
-
-            numRead++;
-            if (numRead > 5) {
-                break;
-            }
-        } while ((read & 0b10000000) != 0);
-
-        return new VarInt(numRead, result);
-    }
-
-    static boolean handleMods(ProxiedPlayer player, List<Mod> mods) {
-        return handleMods(player.getUniqueId(), ChatSender.of(player).getLocale(), player::disconnect, mods);
-    }
-
-    static boolean handleMods(UUID uuid, Locale locale, Consumer<BaseComponent[]> disconnect, List<Mod> mods){
-        SteamwarUser user = SteamwarUser.get(uuid);
-        boolean privileged = user.getUserGroup().isPrivilegedMods();
-        playerModMap.put(uuid,new ArrayList<>(mods));
-
-        ModType max = ModType.YELLOW;
-        Iterator<Mod> it = mods.iterator();
-        while(it.hasNext()){
-            Mod mod = it.next();
-            if(mod.getModType() == ModType.UNKLASSIFIED || mod.getModType() == ModType.GREEN || (mod.getModType() == ModType.YOUTUBER_ONLY && privileged))
-                it.remove();
-            else if(mod.getModType() == ModType.RED)
-                max = ModType.RED;
-        }
-
-        if(mods.isEmpty()) {
-            return true;
-        }
-
-
-        ModType finalMax = max;
-        String modList = mods.stream().filter(mod -> finalMax == ModType.YELLOW || mod.getModType() == ModType.RED).map(Mod::getModName).collect(Collectors.joining("\n"));
-        String message;
-
-        if(mods.size() == 1) {
-            message = Message.parse(max == ModType.RED ? "MOD_RED_SING" : "MOD_YELLOW_SING", locale, modList);
-        } else {
-            message = Message.parse(max == ModType.RED ? "MOD_RED_PLUR" : "MOD_YELLOW_PLUR", locale, modList);
-        }
-
-        if(max == ModType.RED) {
-            PunishmentCommand.ban(user, Timestamp.from(Instant.now().plus(7, ChronoUnit.DAYS)), message, SteamwarUser.get(-1), false);
-            BungeeCore.log(Level.SEVERE, user.getUserName() + " " + user.getId() + " wurde automatisch wegen der Mods " + modList + " gebannt.");
-        }
-
-        disconnect.accept(TextComponent.fromLegacyText(message));
-        return false;
-    }
-
-    static class VarInt{
-        final int length;
-        final int value;
-
-        VarInt(int length, int value){
-            this.length = length;
-            this.value = value;
-        }
-    }
-}

src/de/steamwar/bungeecore/listeners/mods/WorldDownloader.java

@@ -1,33 +0,0 @@
-package de.steamwar.bungeecore.listeners.mods;
-
-import com.google.common.collect.Lists;
-import com.google.common.collect.Sets;
-import de.steamwar.bungeecore.listeners.BasicListener;
-import de.steamwar.sql.Mod;
-import net.md_5.bungee.api.connection.Connection;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.event.PluginMessageEvent;
-import net.md_5.bungee.event.EventHandler;
-
-import java.util.Collections;
-import java.util.Set;
-
-public class WorldDownloader extends BasicListener {
-
-    private static final Set<String> wdlTags = Collections.unmodifiableSet(
-            Sets.newHashSet("WDL|INIT", "wdl:init", "WDL|REQUEST", "wdl:request")
-    );
-
-    @EventHandler
-    public void onPluginMessageEvent(PluginMessageEvent event){
-        if(!wdlTags.contains(event.getTag()))
-            return;
-
-        Connection sender = event.getSender();
-        if(!(sender instanceof ProxiedPlayer))
-            return;
-
-        event.setCancelled(true);
-        Utils.handleMods((ProxiedPlayer) sender, Lists.newArrayList(Mod.getOrCreate("wdl", Mod.Platform.FORGE)));
-    }
-}

src/de/steamwar/bungeecore/listeners/ping/PingListener.java

@@ -1,32 +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.bungeecore.listeners.ping;
-
-import de.steamwar.bungeecore.listeners.BasicListener;
-import net.md_5.bungee.api.event.ProxyPingEvent;
-import net.md_5.bungee.event.EventHandler;
-
-public class PingListener extends BasicListener {
-
-    @EventHandler
-    public void onPing(ProxyPingEvent event) {
-        event.setResponse(new SteamWarServerPing(event.getResponse(), event.getConnection().getVersion()));
-    }
-}

src/de/steamwar/bungeecore/listeners/ping/SteamWarServerPing.java

@@ -1,90 +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.bungeecore.listeners.ping;
-
-import net.md_5.bungee.api.ServerPing;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-
-public class SteamWarServerPing extends ServerPing {
-
-    private final boolean preventsChatReports = true;
-    private final ForgeData forgeData;
-
-    public SteamWarServerPing(ServerPing existing, int version) {
-        super(existing.getVersion(), existing.getPlayers(), existing.getDescriptionComponent(), existing.getFaviconObject());
-        forgeData = new ForgeData(version);
-    }
-
-    private static class ForgeData {
-        private final List<ForgeChannel> channels = new ArrayList<>();
-        private final List<ForgeMod>     mods     = new ArrayList<>();
-        private final int fmlNetworkVersion = 2;
-
-        public ForgeData(int versionNumber) {
-            channels.add(new ForgeChannel("minecraft:unregister"));
-            channels.add(new ForgeChannel("minecraft:register"));
-            channels.add(new ForgeChannel("fml:handshake"));
-            mods.add(new ForgeMod("minecraft", ProtocolVersion.getVersion(versionNumber)));
-            mods.add(new ForgeMod("forge", "ANY"));
-        }
-
-        public final static class ProtocolVersion {
-
-            private static final HashMap<Integer, String> versions;
-
-            static {
-                versions = new HashMap();
-                versions.put(757, "1.18");
-                versions.put(756, "1.17.1");
-                versions.put(754, "1.16.5");
-                versions.put(578, "1.15.2");
-                versions.put(498, "1.14.1");
-                versions.put(393, "1.13");
-            }
-
-            public static String getVersion(int version) {
-                return versions.get(version);
-            }
-        }
-
-        private static class ForgeChannel {
-            private final String res;
-            private final String version = "FML2";
-            private final boolean required = true;
-
-            private ForgeChannel(String res) {
-                this.res = res;
-            }
-        }
-
-        private static class ForgeMod {
-            private final String modId;
-            private final String modmarker;
-
-            private ForgeMod(String modId, String modmarker) {
-                this.modId = modId;
-                this.modmarker = modmarker;
-            }
-        }
-    }
-}

src/de/steamwar/bungeecore/mods/Badlion.java

@@ -0,0 +1,59 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.google.gson.JsonObject;
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import de.steamwar.bungeecore.util.annotations.Create;
+
+@Create
+public class Badlion {
+    // https://github.com/BadlionClient/BadlionClientModAPI
+
+    private final byte[] packet;
+
+    public Badlion() { //TODO check if working or (json) modsDisallowed wrapper necessary
+        JsonObject disabled = new JsonObject();
+        disabled.addProperty("disabled", true);
+
+        JsonObject json = new JsonObject();
+        json.add("Clear Glass", disabled);
+        json.add("ClearWater", disabled);
+        json.add("FOV Changer", disabled);
+        json.add("Hitboxes", disabled);
+        json.add("LevelHead", disabled);
+        json.add("MiniMap", disabled);
+        json.add("MLG Cobweb", disabled);
+        json.add("Replay", disabled); //TODO check if ReplayMod restrictions work
+        json.add("Schematica", disabled);
+        json.add("ToggleSneak", disabled);
+        json.add("ToggleSprint", disabled);
+        json.add("TNT Time", disabled);
+
+        packet = json.toString().getBytes();
+    }
+
+    @Subscribe
+    public void onPostLogin(PostLoginEvent event) {
+        event.getPlayer().sendPluginMessage(MinecraftChannelIdentifier.from("badlion:mods"), packet);
+    }
+}

src/de/steamwar/bungeecore/mods/Controlify.java

@@ -0,0 +1,54 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.messages.ChannelIdentifier;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.bungeecore.listeners.PluginMessage;
+
+public class Controlify {
+    //https://modrinth.com/mod/controlify
+    //https://github.com/isXander/Controlify/blob/1.20.x/dev/src/main/java/dev/isxander/controlify/server/ServerPolicyPacket.java
+    //https://github.com/isXander/Controlify/blob/1.20.x/dev/src/main/java/dev/isxander/controlify/server/ServerPolicies.java
+
+    public static final ChannelIdentifier CHANNEL = MinecraftChannelIdentifier.from("controlify:server_policy");
+
+    private final byte[][] packets;
+    public Controlify() {
+        packets = new byte[][] {
+                restrict("reachAround"),
+                restrict("disableFlyDrifting")
+        };
+    }
+
+    private byte[] restrict(String name) {
+        return PluginMessage.genBufPacket(buf -> {
+            ProtocolUtils.writeString(buf, name);
+            buf.writeBoolean(false);
+        });
+    }
+
+    public void onRegister(Player player) {
+        for(byte[] packet : packets)
+            player.sendPluginMessage(CHANNEL, packet);
+    }
+}

src/de/steamwar/bungeecore/mods/FML.java

@@ -0,0 +1,136 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.google.inject.Inject;
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.ConnectionHandshakeEvent;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import com.velocitypowered.api.proxy.LoginPhaseConnection;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.ProxyServer;
+import com.velocitypowered.api.proxy.messages.ChannelIdentifier;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import com.velocitypowered.proxy.connection.ConnectionType;
+import com.velocitypowered.proxy.connection.ConnectionTypes;
+import com.velocitypowered.proxy.connection.client.ConnectedPlayer;
+import com.velocitypowered.proxy.connection.client.InitialInboundConnection;
+import com.velocitypowered.proxy.connection.client.LoginInboundConnection;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import com.velocitypowered.proxy.protocol.packet.HandshakePacket;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.bungeecore.util.annotations.Create;
+import de.steamwar.sql.Mod;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import lombok.SneakyThrows;
+import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
+
+import java.lang.reflect.Field;
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+
+@Create
+public class FML {
+    // https://wiki.vg/Minecraft_Forge_Handshake#FML_protocol_.281.7_-_1.12.29
+
+    private static final Field delegateField;
+    private static final Field handshakeField;
+
+    static {
+        try {
+            delegateField = LoginInboundConnection.class.getDeclaredField("delegate");
+            handshakeField = InitialInboundConnection.class.getDeclaredField("handshake");
+        } catch (NoSuchFieldException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private final ModUtils utils;
+    private final ProxyServer proxyServer;
+    private final VelocityCore core;
+
+    @Inject
+    public FML(ModUtils utils, ProxyServer proxyServer, VelocityCore core) {
+        this.utils = utils;
+        this.proxyServer = proxyServer;
+        this.core = core;
+    }
+
+    @SneakyThrows
+    public static boolean isFML(LoginPhaseConnection connection, String type) {
+        return handshakeField.get(delegateField.get(connection)) instanceof HandshakePacket packet && packet.getServerAddress().endsWith("\0" + type);
+    }
+
+    public static final ChannelIdentifier CHANNEL = MinecraftChannelIdentifier.from("FML|HS");
+    private final byte[] helloPacket = new byte[]{
+            /* Packet type: ServerHello */ 0,
+            /* FML protocol version */ 2,
+            /* Override dimension (int) */ 0, 0, 0, 0
+    };
+
+    private static final Set<UUID> unlocked = new HashSet<>();
+
+    @Subscribe
+    public void onPostLogin(PostLoginEvent event) {
+        Player player = event.getPlayer();
+
+        synchronized (unlocked) {
+            if(unlocked.contains(player.getUniqueId())){
+                unlocked.remove(player.getUniqueId());
+                return;
+            }
+        }
+
+        if(((ConnectedPlayer) event.getPlayer()).getConnection().getType() == ConnectionTypes.LEGACY_FORGE) {
+            player.sendPluginMessage(CHANNEL, helloPacket);
+        }
+    }
+
+    public void handlePluginMessage(PluginMessageEvent event) {
+        Player p = (Player) event.getSource();
+        ByteBuf buf = Unpooled.wrappedBuffer(event.getData());
+
+        if (buf.readByte() == /* ModList */ 2) {
+            int numMods = ProtocolUtils.readVarInt(buf);
+
+            List<Mod> mods = new ArrayList<>();
+            for(int i = 0; i < numMods; i++) {
+                String name = ProtocolUtils.readString(buf);
+                ProtocolUtils.readString(buf); // version
+
+                mods.add(Mod.getOrCreate(name, Mod.Platform.FORGE));
+            }
+
+            if (utils.handleMods(p, mods)) {
+                synchronized (unlocked) {
+                    unlocked.add(p.getUniqueId());
+                }
+                p.disconnect(LegacyComponentSerializer.legacySection().deserialize("§7Deine installierten Mods wurden überprüft\n§aDu kannst nun §eSteam§8War §abetreten"));
+                proxyServer.getScheduler().buildTask(core, () -> {
+                    synchronized (unlocked) {
+                        unlocked.remove(p.getUniqueId());
+                    }
+                }).delay(30, TimeUnit.SECONDS);
+            }
+        }
+    }
+}

src/de/steamwar/bungeecore/mods/FML2.java

@@ -0,0 +1,183 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.google.inject.Inject;
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.PreLoginEvent;
+import com.velocitypowered.api.proxy.LoginPhaseConnection;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import com.velocitypowered.proxy.connection.client.LoginInboundConnection;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import com.velocitypowered.proxy.protocol.StateRegistry;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.bungeecore.listeners.IPSanitizer;
+import de.steamwar.bungeecore.listeners.PluginMessage;
+import de.steamwar.bungeecore.util.annotations.Create;
+import de.steamwar.sql.Mod;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import org.checkerframework.checker.nullness.qual.Nullable;
+
+import java.util.*;
+import java.util.logging.Level;
+
+@Create
+public class FML2 {
+
+    protected final ModUtils modUtils;
+    // FML2: https://wiki.vg/Minecraft_Forge_Handshake#FML2_protocol_.281.13_-_Current.29
+    // FML3: https://github.com/adde0109/Ambassador/tree/non-api/src/main/java/org/adde0109/ambassador/forge
+
+    // FORGE: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/src/main/java/net/minecraftforge/network/NetworkInitialization.java
+    // FORGE: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/src/main/java/net/minecraftforge/network/ForgePacketHandler.java
+    // FORGE: https://github.com/MinecraftForge/MinecraftForge/blob/1.20.x/src/main/java/net/minecraftforge/network/packets/ModVersions.java
+
+    private final byte[] fml2ModListPacket;
+    private final byte[] fml3ModListPacket;
+    private final byte[] forgeModListPacket;
+
+    @Inject
+    public FML2(ModUtils modUtils) {
+        this.modUtils = modUtils;
+        fml2ModListPacket = generateModListPacket(false);
+        fml3ModListPacket = generateModListPacket(true);
+        forgeModListPacket = PluginMessage.genBufPacket(buf -> {
+            buf.writeByte(0); // Login wrapper packet
+            ProtocolUtils.writeString(buf, "forge:handshake");
+
+            ByteBuf packet = Unpooled.buffer();
+            packet.writeByte(1); // Mod list packet
+            ProtocolUtils.writeVarInt(packet, 0); // Mod amount
+
+            ProtocolUtils.writeVarInt(buf, packet.readableBytes());
+            buf.writeBytes(packet);
+        });
+    }
+
+    @Subscribe
+    public void onLogin(PreLoginEvent event) {
+        LoginInboundConnection connection = (LoginInboundConnection) event.getConnection();
+
+        boolean fml2 = FML.isFML(connection, "FML2\0");
+        boolean fml3 = FML.isFML(connection, "FML3\0");
+        boolean forge = FML.isFML(connection, "FORGE");
+        if(!fml2 && !fml3 && !forge)
+            return;
+
+        FML2LoginHandler handler = new FML2LoginHandler(connection, event.getUniqueId(), forge);
+
+        if(forge) {
+            ((LoginInboundConnection) event.getConnection()).sendLoginPluginMessage(MinecraftChannelIdentifier.from("forge:login"), forgeModListPacket, handler);
+        } else {
+            ((LoginInboundConnection) event.getConnection()).sendLoginPluginMessage(MinecraftChannelIdentifier.from("fml:loginwrapper"), fml3 ? fml3ModListPacket : fml2ModListPacket, handler);
+        }
+    }
+
+    private byte[] generateModListPacket(boolean fml3) {
+        return PluginMessage.genBufPacket(buf -> {
+            ProtocolUtils.writeString(buf, "fml:handshake");
+
+            ByteBuf packet = Unpooled.buffer();
+            packet.writeByte(1); // Mod list packet
+            ProtocolUtils.writeVarInt(packet, 0); // Mod amount
+
+            if(fml3) {
+                ProtocolUtils.writeVarInt(packet,1); // Channel amount
+                ProtocolUtils.writeString(packet, "forge:tier_sorting");
+                ProtocolUtils.writeString(packet, "1.0");
+            } else {
+                ProtocolUtils.writeVarInt(packet, 0); // Channel amount
+            }
+
+            ProtocolUtils.writeVarInt(packet, 0); // Registries amount
+            if(fml3)
+                ProtocolUtils.writeVarInt(packet, 0); // DataPacks amount
+
+            ProtocolUtils.writeVarInt(buf, packet.readableBytes());
+            buf.writeBytes(packet);
+        });
+    }
+
+    private class FML2LoginHandler implements LoginPhaseConnection.MessageConsumer {
+        private final LoginInboundConnection connection;
+        private final UUID uuid;
+        private final boolean forge;
+
+        private FML2LoginHandler(LoginInboundConnection connection, UUID uuid, boolean forge) {
+            this.connection = connection;
+            this.uuid = uuid;
+            this.forge = forge;
+        }
+
+        @Override
+        public String toString() {
+            return "SteamWar Forge Handler";
+        }
+
+        private void abort(byte[] response, String error) {
+
+            VelocityCore.get().getLogger().log(Level.SEVERE, () -> error + "\n" + Base64.getEncoder().encodeToString(response));
+        }
+
+        @Override
+        public void onMessageResponse(byte @Nullable [] data) {
+            if(data == null) {
+                abort(null, "Not FML2/3 client");
+                return;
+            }
+
+            ByteBuf buf = Unpooled.wrappedBuffer(data);
+            if(forge && buf.readByte() != 0) {
+                abort(data, "Not FORGE login wrapper");
+                return;
+            }
+
+            if(!ProtocolUtils.readString(buf).equals(forge ? "forge:handshake" : "fml:handshake")) {
+                abort(data, "Not FML2/3/FORGE handshake response");
+                return;
+            }
+
+            if(ProtocolUtils.readVarInt(buf) != buf.readableBytes()) {
+                abort(data, "FML2/3/FORGE packet size mismatch");
+                return;
+            }
+
+            if(ProtocolUtils.readVarInt(buf) != (forge ? /* Mod Versions */ 1 : /* Mod List Reply */ 2)) {
+                abort(data, "Not FML2/3/FORGE mod list reply");
+                return;
+            }
+
+            List<Mod> mods = new ArrayList<>();
+
+            int modCount = ProtocolUtils.readVarInt(buf);
+            for(int i = 0; i < modCount; i++) {
+                mods.add(Mod.getOrCreate(ProtocolUtils.readString(buf), Mod.Platform.FORGE));
+
+                if(forge) {
+                    ProtocolUtils.readString(buf); // Human readable name
+                    ProtocolUtils.readString(buf); // Version
+                }
+            }
+
+            modUtils.handleMods(uuid, Locale.getDefault(), connection::disconnect, mods);
+        }
+    }
+}

src/de/steamwar/bungeecore/mods/FabricModSender.java

@@ -0,0 +1,156 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonParser;
+import com.google.inject.Inject;
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.DisconnectEvent;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.event.player.ServerConnectedEvent;
+import com.velocitypowered.api.event.player.ServerPostConnectEvent;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.ProxyServer;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.bungeecore.Storage;
+import de.steamwar.bungeecore.util.annotations.Create;
+import de.steamwar.sql.Mod;
+import de.steamwar.sql.SWException;
+import de.steamwar.sql.SteamwarUser;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+
+@Create
+public class FabricModSender {
+
+    private final ModUtils utils;
+    private final ProxyServer proxyServer;
+    private final VelocityCore core;
+
+    private final Set<String> neededFabricMods = new HashSet<>();
+    private final Set<String> neededQuiltMods = new HashSet<>();
+
+    @Inject
+    public FabricModSender(ModUtils utils, ProxyServer proxyServer, VelocityCore core) {
+        this.utils = utils;
+        this.proxyServer = proxyServer;
+        this.core = core;
+        neededFabricMods.add("java");
+        neededFabricMods.add("minecraft");
+        neededFabricMods.add("steamwarmodsender");
+        neededQuiltMods.addAll(neededFabricMods);
+
+        neededFabricMods.add("fabricloader");
+        neededQuiltMods.add("quilt_loader");
+
+        proxyServer.getScheduler().buildTask(VelocityCore.get(), () -> {
+            synchronized (Storage.fabricExpectPluginMessage) {
+                for (Map.Entry<Player, Long> entry : Storage.fabricExpectPluginMessage.entrySet()) {
+                    if (!Storage.fabricCheckedPlayers.containsKey(entry.getKey())) {
+                        continue;
+                    }
+                    if (System.currentTimeMillis() - entry.getValue() > TimeUnit.SECONDS.toMillis(20)) {
+                        Storage.fabricExpectPluginMessage.remove(entry.getKey());
+                        return;
+                    }
+                }
+            }
+        }).repeat(1, TimeUnit.SECONDS);
+    }
+
+    public void handlePluginMessage(PluginMessageEvent e){
+        Player player = (Player) e.getSource();
+        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
+
+        if (!Storage.fabricCheckedPlayers.containsKey(player)) {
+            synchronized (Storage.fabricExpectPluginMessage) {
+                if (Storage.fabricExpectPluginMessage.containsKey(player)) {
+                    logMessage(user, "Was not fabric checked but send message nonetheless", Arrays.toString(e.getData()));
+                    return;
+                }
+            }
+        }
+        Storage.fabricExpectPluginMessage.remove(player);
+
+        List<Mod> mods = new ArrayList<>();
+
+        ByteBuf buf = Unpooled.wrappedBuffer(e.getData());
+        String data = ProtocolUtils.readString(buf, 1024*1024);
+        if(buf.readableBytes() > 0) {
+            logMessage(user, "Invalid message length", Arrays.toString(e.getData()));
+            return;
+        }
+
+        JsonArray array = JsonParser.parseString(data).getAsJsonArray();
+
+        for(JsonElement mod : array) {
+            mods.add(Mod.getOrCreate(mod.getAsString(), Mod.Platform.FABRIC));
+        }
+
+        if(!neededModsContained(neededFabricMods, mods) && !neededModsContained(neededQuiltMods, mods)) {
+            logMessage(user, "Needed mods are not contained", data);
+            return;
+        }
+
+        if(!utils.handleMods(player,mods))
+            return;
+
+        if (!Storage.fabricCheckedPlayers.containsKey(player)) {
+            Storage.fabricCheckedPlayers.put(player, data.hashCode());
+        } else if (Storage.fabricCheckedPlayers.get(player) != data.hashCode()) {
+            logMessage(user, "Mods changed during runtime", data);
+        }
+    }
+
+    @Subscribe
+    public void onServerSwitchEvent(ServerConnectedEvent e) {
+        if (e.getPreviousServer().isEmpty()) return;
+        synchronized (Storage.fabricExpectPluginMessage) {
+            Storage.fabricExpectPluginMessage.put(e.getPlayer(), System.currentTimeMillis());
+        }
+    }
+
+    @Subscribe
+    public void onDisconnect(DisconnectEvent e) {
+        Player player = e.getPlayer();
+
+        Storage.fabricCheckedPlayers.remove(player);
+        synchronized (Storage.fabricExpectPluginMessage) {
+            Storage.fabricExpectPluginMessage.remove(player);
+        }
+    }
+
+    private boolean neededModsContained(Set<String> neededMods, List<Mod> mods) {
+        return mods.stream()
+                .map(Mod::getModName)
+                .filter(neededMods::contains)
+                .count() == neededFabricMods.size();
+    }
+
+    private void logMessage(SteamwarUser user, String reason, String data) {
+        SWException.log("FabricModSender " + user.getUserName() + ": " + reason, data);
+    }
+}

src/de/steamwar/bungeecore/mods/Feather.java

@@ -0,0 +1,58 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.messages.ChannelIdentifier;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+
+public class Feather {
+    //https://github.com/Koupah/Feather-Client-API/blob/main/src/club/koupah/feather/packets/FeatherMod.java
+    //https://archive.org/details/feather-server-api
+    public static final ChannelIdentifier CHANNEL = MinecraftChannelIdentifier.from("feather:client");
+
+    private final byte[] packet;
+    public Feather() {
+        JsonArray array = new JsonArray();
+        array.add("clearWater");
+        array.add("coordinates");
+        array.add("coordinates");
+        array.add("hitbox");
+        array.add("hypixel");
+        array.add("reachDisplay");
+        array.add("snaplook");
+        array.add("toggleSprint");
+
+        JsonObject mods = new JsonObject();
+        mods.add("mods", array);
+
+        JsonObject obj = new JsonObject();
+        obj.addProperty("packetType", "DISABLE_MODS");
+        obj.add("payload", mods);
+
+        packet = obj.toString().getBytes();
+    }
+
+    public void sendRestrictions(Player player) {
+        player.sendPluginMessage(CHANNEL, packet);
+    }
+}

src/de/steamwar/bungeecore/mods/Hostname.java

@@ -0,0 +1,56 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.proxy.ProxyPingEvent;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.bungeecore.util.annotations.Create;
+
+import java.util.HashSet;
+import java.util.Set;
+import java.util.logging.Level;
+
+@Create
+public class Hostname {
+
+    private final Set<String> knownHostnames = new HashSet<>();
+
+    public Hostname() {
+        knownHostnames.add("steamwar.de");
+        knownHostnames.add("78.31.71.136");
+        knownHostnames.add("memewar.de"); // Chaoscaot
+        knownHostnames.add("dampfkrieg.de"); // Chaoscaot
+        knownHostnames.add("127.0.0.1"); // Geyser
+
+        knownHostnames.add("@mat:matdoes.dev "); //https://github.com/mat-1/matscan
+        knownHostnames.add("wtf.mynx.lol"); //https://discord.com/invite/serverseeker
+        knownHostnames.add("masscan");
+        knownHostnames.add("aaa");
+    }
+
+    @Subscribe
+    public void onHandshake(ProxyPingEvent event) {
+        String hostname = event.getConnection().getVirtualHost().map(inetSocketAddress -> inetSocketAddress.getHostName()).orElse("");
+        if (!knownHostnames.contains(hostname) && !hostname.endsWith(".steamwar.de")) {
+            VelocityCore.get().getLogger().log(Level.WARNING, () -> event.getConnection().getRemoteAddress().toString() + " connected with unknown hostname '" + hostname + "'");
+        }
+    }
+}

src/de/steamwar/bungeecore/mods/LabyMod.java

@@ -0,0 +1,92 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.bungeecore.listeners.PluginMessage;
+import de.steamwar.bungeecore.util.annotations.Create;
+import de.steamwar.sql.Mod;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+
+import java.util.LinkedList;
+import java.util.List;
+import java.util.logging.Level;
+
+@Create
+public class LabyMod {
+    // https://docs.labymod.net/pages/server/introduction/
+    // https://github.com/LabyMod/labymod-server-api
+    // https://dl.labymod.net/addons.json
+
+    private final ModUtils utils;
+
+    private final byte[] gameInfoPacket;
+    public LabyMod(ModUtils utils) {
+        this.utils = utils;
+        gameInfoPacket = PluginMessage.genBufPacket(buf -> {
+            ProtocolUtils.writeString(buf, "discord_rpc");
+
+            JsonObject json = new JsonObject();
+            json.addProperty("hasGame", true);
+            json.addProperty("game_mode", "steamwar.de");
+            json.addProperty("game_startTime", 0);
+            json.addProperty("game_endTime", 0);
+            ProtocolUtils.writeString(buf, json.toString());
+        });
+    }
+
+    public void handlePluginMessage(PluginMessageEvent event) {
+        Player player = (Player) event.getSource();
+        player.sendPluginMessage(event.getIdentifier(), gameInfoPacket);
+
+        ByteBuf buf = Unpooled.wrappedBuffer(event.getData());
+        String purpose = ProtocolUtils.readString(buf);
+        if(!"INFO".equals(purpose))
+            return;
+
+        JsonObject message = JsonParser.parseString(ProtocolUtils.readString(buf)).getAsJsonObject();
+        List<Mod> mods = new LinkedList<>();
+
+        if(message.has("addons")) {
+            for(JsonElement element : message.getAsJsonArray("addons")) {
+                JsonObject addon = element.getAsJsonObject();
+                mods.add(Mod.getOrCreate(addon.get("name").getAsString(), Mod.Platform.LABYMOD));
+            }
+        }
+
+        if(message.has("mods")) {
+            VelocityCore.get().getLogger().log(Level.WARNING, () -> "LabyMod External Mods for debugging: " + message.getAsJsonArray("mods"));
+            for(JsonElement element : message.getAsJsonArray("mods")) {
+                JsonObject addon = element.getAsJsonObject();
+                //TODO observe: FORGE and FABRIC mods available, do they always and with .jar? (would equal new mod platform)
+                //mods.add(Mod.getOrCreate(addon.get("name").getAsString().replace(".jar", ""), Mod.Platform.FORGE));
+            }
+        }
+
+        utils.handleMods(player, mods);
+    }
+}

src/de/steamwar/bungeecore/mods/Lunar.java

@@ -0,0 +1,142 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.lunarclient.apollo.ApolloManager;
+import com.lunarclient.apollo.libs.protobuf.Any;
+import com.lunarclient.apollo.libs.protobuf.InvalidProtocolBufferException;
+import com.lunarclient.apollo.libs.protobuf.Message;
+import com.lunarclient.apollo.mods.impl.*;
+import com.lunarclient.apollo.module.ApolloModuleManager;
+import com.lunarclient.apollo.module.ApolloModuleManagerImpl;
+import com.lunarclient.apollo.module.modsetting.ModSettingModule;
+import com.lunarclient.apollo.network.NetworkOptions;
+import com.lunarclient.apollo.option.Options;
+import com.lunarclient.apollo.player.AbstractApolloPlayer;
+import com.lunarclient.apollo.player.v1.ModMessage;
+import com.lunarclient.apollo.player.v1.PlayerHandshakeMessage;
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.messages.ChannelIdentifier;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.bungeecore.util.annotations.Create;
+import de.steamwar.sql.Mod;
+import lombok.AllArgsConstructor;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+import java.util.function.Consumer;
+import java.util.logging.Level;
+
+@Create
+public class Lunar {
+    // https://lunarclient.dev/apollo/introduction
+    // https://github.com/LunarClient/Apollo
+
+    private final ApolloModuleManager manager = new ApolloModuleManagerImpl().addModule(ModSettingModule.class);
+
+    private final ModUtils utils;
+
+    public Lunar(ModUtils utils) { //TODO seems defunct
+        Options modSettings = manager.getModule(ModSettingModule.class).getOptions();
+        modSettings.set(ModReplaymod.ENABLED, false); // TODO check if restrictions working
+        modSettings.set(ModFreelook.ENABLED, false);
+        modSettings.set(ModHypixelMod.ENABLED, false);
+        modSettings.set(ModMinimap.ENABLED, false);
+        modSettings.set(ModNametag.ENABLED, false);
+        modSettings.set(ModTeamView.ENABLED, false);
+        modSettings.set(ModTntCountdown.ENABLED, false);
+        modSettings.set(ModToggleSneak.TOGGLE_SNEAK_CONTAINER, false);
+
+        this.utils = utils;
+    }
+
+    public void sendRestrictions(Player player) {
+        NetworkOptions.sendOptions(manager.getModules(), true, new SWApolloPlayer(player));
+    }
+
+    public void handlePluginMessage(PluginMessageEvent event) {
+        Player player = (Player) event.getSource();
+        Any packet;
+
+        try {
+            packet = Any.parseFrom(event.getData());
+        } catch (InvalidProtocolBufferException e) {
+            throw new SecurityException(e);
+        }
+
+        handle(PlayerHandshakeMessage.class, packet, handshake -> {
+            List<Mod> mods = new ArrayList<>();
+
+            for(ModMessage mod : handshake.getInstalledModsList()) {
+                switch(mod.getType()) {
+                    case TYPE_FABRIC_INTERNAL:
+                    case TYPE_FORGE_INTERNAL:
+                        // Controlled with ModSettings
+                        break;
+                    case TYPE_FABRIC_EXTERNAL:
+                        mods.add(Mod.getOrCreate(mod.getName(), Mod.Platform.FABRIC));
+                        break;
+                    case TYPE_FORGE_EXTERNAL:
+                        mods.add(Mod.getOrCreate(mod.getName(), Mod.Platform.FORGE));
+                        break;
+                    case TYPE_UNSPECIFIED:
+                    case UNRECOGNIZED:
+                    default:
+                        VelocityCore.get().getLogger().log(Level.INFO, () -> player.getUsername() + " uses Lunar mod with unknown type " + mod);
+                        break;
+                }
+            }
+
+            utils.handleMods(player, mods);
+        });
+    }
+
+    private <T extends Message> void handle(Class<T> type, Any packet, Consumer<T> handler) {
+        try {
+            handler.accept(packet.unpack(type));
+        } catch (InvalidProtocolBufferException ignored) { /*ignored*/ }
+    }
+
+    @AllArgsConstructor
+    private static class SWApolloPlayer extends AbstractApolloPlayer {
+
+        private static final ChannelIdentifier CHANNEL = MinecraftChannelIdentifier.from(ApolloManager.PLUGIN_MESSAGE_CHANNEL);
+
+        private final Player player;
+
+        @Override
+        public void sendPacket(Message message) {
+            sendPacket(Any.pack(message).toByteArray());
+        }
+
+        @Override
+        public void sendPacket(byte[] bytes) {
+            player.sendPluginMessage(CHANNEL, bytes);
+        }
+
+        @Override public UUID getUniqueId() { return player.getUniqueId(); }
+        @Override public String getName() { return player.getUsername(); }
+        @Override public boolean hasPermission(String s) { return player.hasPermission(s); }
+        @Override public Object getPlayer() { return player; }
+    }
+}

src/de/steamwar/bungeecore/mods/ModUtils.java

@@ -0,0 +1,101 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.google.inject.Inject;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.bungeecore.Message;
+import de.steamwar.bungeecore.commands.PunishmentCommand;
+import de.steamwar.bungeecore.util.annotations.Create;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.messages.ChatSender;
+import de.steamwar.sql.Mod;
+import de.steamwar.sql.Mod.ModType;
+import de.steamwar.sql.UserPerm;
+import lombok.Getter;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
+
+import java.sql.Timestamp;
+import java.time.Instant;
+import java.time.temporal.ChronoUnit;
+import java.util.*;
+import java.util.function.Consumer;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import java.util.stream.Collectors;
+
+@Create
+public class ModUtils {
+
+    private final Logger logger;
+
+    @Getter
+    private final Map<UUID,List<Mod>> playerModMap = new HashMap<>();
+
+    @Inject
+    public ModUtils(Logger logger) {
+        this.logger = logger;
+    }
+
+    public boolean handleMods(Player player, List<Mod> mods) {
+        return handleMods(player.getUniqueId(), ChatSender.of(player).getLocale(), player::disconnect, mods);
+    }
+
+    public boolean handleMods(UUID uuid, Locale locale, Consumer<Component> disconnect, List<Mod> mods){
+        SteamwarUser user = SteamwarUser.get(uuid);
+        playerModMap.put(uuid,new ArrayList<>(mods));
+        VelocityCore.get().getLogger().log(Level.INFO, user.getUserName() + " declares mods: " + mods.stream().map(mod -> mod.getPlatform() + ":" + mod.getModName()).collect(Collectors.joining(" ")));
+
+        ModType max = ModType.YELLOW;
+        Iterator<Mod> it = mods.iterator();
+        while(it.hasNext()){
+            Mod mod = it.next();
+            if(mod.getModType() == ModType.UNKLASSIFIED || mod.getModType() == ModType.GREEN || (mod.getModType() == ModType.YOUTUBER_ONLY && user.hasPerm(UserPerm.RESTRICTED_MODS)))
+                it.remove();
+            else if(mod.getModType() == ModType.RED)
+                max = ModType.RED;
+        }
+
+        if(mods.isEmpty()) {
+            return true;
+        }
+
+
+        ModType finalMax = max;
+        String modList = mods.stream().filter(mod -> finalMax == ModType.YELLOW || mod.getModType() == ModType.RED).map(Mod::getModName).collect(Collectors.joining("\n"));
+        String message;
+
+        if(mods.size() == 1) {
+            message = Message.parse(max == ModType.RED ? "MOD_RED_SING" : "MOD_YELLOW_SING", locale, modList);
+        } else {
+            message = Message.parse(max == ModType.RED ? "MOD_RED_PLUR" : "MOD_YELLOW_PLUR", locale, modList);
+        }
+
+        if(max == ModType.RED) {
+            PunishmentCommand.ban(user, Timestamp.from(Instant.now().plus(7, ChronoUnit.DAYS)), message, SteamwarUser.get(-1), false);
+            logger.log(Level.SEVERE, user.getUserName() + " " + user.getId() + " wurde automatisch wegen der Mods " + modList + " gebannt.");
+        }
+
+        disconnect.accept(LegacyComponentSerializer.legacySection().deserialize(message));
+        return false;
+    }
+}

src/de/steamwar/bungeecore/mods/ReplayMod.java

@@ -0,0 +1,67 @@
+/*
+ *   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.bungeecore.mods;
+
+import de.steamwar.bungeecore.Bauserver;
+import de.steamwar.bungeecore.Builderserver;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.bungeecore.Subserver;
+import de.steamwar.bungeecore.listeners.BasicListener;
+import de.steamwar.bungeecore.listeners.PluginMessage;
+import net.md_5.bungee.api.ProxyServer;
+import net.md_5.bungee.api.config.ServerInfo;
+import net.md_5.bungee.api.connection.ProxiedPlayer;
+import net.md_5.bungee.api.event.ServerSwitchEvent;
+import net.md_5.bungee.event.EventHandler;
+
+import java.util.Arrays;
+
+public class ReplayMod extends BasicListener {
+    // https://gist.github.com/Johni0702/2547c463e51f65f312cb
+    // https://github.com/ReplayMod/replay-restrictions/blob/master/bungeecord/src/main/java/de/johni0702/replay/restrictions/BungeeCordPlugin.java
+    // https://github.com/ReplayMod/ReplayMod/blob/stable/src/main/java/com/replaymod/core/utils/Restrictions.java
+
+    private final byte[] restrict;
+
+    public ReplayMod() {
+        restrict = PluginMessage.genStreamPacket(out -> {
+            for(String restriction : Arrays.asList("no_xray", "no_noclip", "only_first_person", "only_recording_player")) {
+                byte[] bytes = restriction.getBytes();
+                out.writeByte(bytes.length);
+                out.write(bytes);
+                out.writeBoolean(true); // restrict
+            }
+        });
+    }
+
+    @EventHandler
+    public void onPlayerJoin(ServerSwitchEvent event) {
+        ProxiedPlayer player = event.getPlayer();
+        ServerInfo server = player.getServer().getInfo();
+        if(ProxyServer.getInstance().getServerInfo(VelocityCore.LOBBY_SERVER) == server)
+            return;
+
+        Subserver subserver = Subserver.getSubserver(server);
+        if(subserver instanceof Builderserver || (subserver instanceof Bauserver && ((Bauserver) subserver).getOwner().equals(player.getUniqueId())))
+            return;
+
+        PluginMessage.send(player, "Replay|Restrict", "replaymod:restrict", restrict);
+    }
+}

src/de/steamwar/bungeecore/mods/Schematica.java

@@ -0,0 +1,40 @@
+/*
+ *   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.bungeecore.mods;
+
+import de.steamwar.bungeecore.listeners.BasicListener;
+import net.md_5.bungee.api.event.PostLoginEvent;
+import net.md_5.bungee.event.EventHandler;
+
+public class Schematica extends BasicListener {
+    // https://github.com/Lunatrius/SchematicaPlugin/blob/master/src/main/java/com/github/lunatrius/schematica/plugin/SchematicaPlugin.java
+
+    private final byte[] packet = new byte[] {
+            /* ProtocolVersion? */ 0,
+            /* PERM_PRINTER */ 1,
+            /* PERM_SAVE */ 0,
+            /* PERM_LOAD */ 1
+    };
+
+    @EventHandler
+    public void onPostLogin(PostLoginEvent event) {
+        event.getPlayer().sendData("schematica", packet);
+    }
+}

src/de/steamwar/bungeecore/mods/ServerListPing.java

@@ -0,0 +1,86 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.google.gson.*;
+import com.google.inject.Inject;
+import com.velocitypowered.api.proxy.ProxyServer;
+import com.velocitypowered.api.proxy.server.ServerPing;
+import de.steamwar.bungeecore.util.annotations.Create;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Type;
+
+@Create
+public class ServerListPing {
+    // https://github.com/Aizistral-Studios/No-Chat-Reports/discussions/206
+    // https://github.com/Aizistral-Studios/No-Chat-Reports/wiki/How-to-Get-Safe-Server-Status
+
+    @SuppressWarnings("unused")
+    private final ProxyServer proxyServer;
+
+    private static final String[] FIELDS_TO_OVERRIDE = new String[] {
+        "PRE_1_16_PING_SERIALIZER",
+        "PRE_1_20_3_PING_SERIALIZER",
+        "MODERN_PING_SERIALIZER"
+    };
+
+    @Inject
+    public ServerListPing(ProxyServer proxyServer) {
+        this.proxyServer = proxyServer;
+
+        try {
+            for (String fieldName : FIELDS_TO_OVERRIDE) {
+                Field field = proxyServer.getClass().getDeclaredField(fieldName);
+                field.setAccessible(true);
+                Object obj = field.get(null);
+                if (obj instanceof Gson gsonOld) {
+                    Gson gsonNew = new GsonBuilder()
+                            .registerTypeAdapter(ServerPing.class, new ServerListPingSerializer(gsonOld))
+                            .create();
+                    field.set(null, gsonNew);
+                } else {
+                    throw new SecurityException("Failed to inject ServerListPing in " + fieldName);
+                }
+            }
+        } catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) {
+            throw new SecurityException("Failed to inject ServerListPing", e);
+        }
+    }
+
+    private record ServerListPingSerializer(
+            Gson gson) implements JsonSerializer<ServerPing>, JsonDeserializer<ServerPing> {
+
+        @Override
+            public JsonElement serialize(ServerPing ping, Type type, JsonSerializationContext context) {
+                JsonElement element = gson.toJsonTree(ping, type);
+
+                JsonObject object = element.getAsJsonObject();
+                object.addProperty("preventsChatReports", true);
+
+                return element;
+            }
+
+            @Override
+            public ServerPing deserialize(JsonElement element, Type type, JsonDeserializationContext context) throws JsonParseException {
+                return gson.fromJson(element, ServerPing.class);
+            }
+        }
+}

src/de/steamwar/bungeecore/mods/WorldDownloader.java

@@ -0,0 +1,48 @@
+/*
+ *   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.bungeecore.mods;
+
+import com.velocitypowered.api.event.connection.PluginMessageEvent;
+import com.velocitypowered.api.proxy.Player;
+import de.steamwar.bungeecore.listeners.PluginMessage;
+
+public class WorldDownloader {
+    // https://wiki.vg/Plugin_channels/World_downloader
+    // https://github.com/Pokechu22/WorldDownloader-Serverside-Companion
+    // https://github.com/Pokechu22/WorldDownloader
+
+    private final byte[] controlPacket;
+
+    public WorldDownloader() {
+        controlPacket = PluginMessage.genStreamPacket(out -> {
+            out.writeInt(1); // basic data packet
+            out.writeBoolean(false); // General download enabled
+            out.writeInt(-1); // Save radius
+            out.writeBoolean(false); // Chunk caching enabled
+            out.writeBoolean(false); // Entity saving enabled
+            out.writeBoolean(false); // Tile entity saving disabled
+            out.writeBoolean(false); // Container saving disabled
+        });
+    }
+
+    public void handlePluginMessage(PluginMessageEvent event) {
+        PluginMessage.send((Player) event.getSource(), "WDL|CONTROL", "wdl:control", controlPacket);
+    }
+}

src/de/steamwar/bungeecore/network/BungeeNetworkHandler.java

@@ -25,8 +25,9 @@ import lombok.experimental.UtilityClass;
 @UtilityClass
 public class BungeeNetworkHandler {
     public static void register() {
+        new EloPlayerHandler().register();
+        new EloSchemHandler().register();
         new ExecuteCommandHandler().register();
-        new FightEndsHandler().register();
         new FightInfoHandler().register();
         new ImALobbyHandler().register();
         new InventoryCallbackHandler().register();

src/de/steamwar/bungeecore/network/NetworkReceiver.java

@@ -1,58 +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.bungeecore.network;
-
-import de.steamwar.bungeecore.BungeeCore;
-import de.steamwar.bungeecore.commands.TeamCommand;
-import de.steamwar.bungeecore.listeners.BasicListener;
-import de.steamwar.sql.SWException;
-import de.steamwar.network.packets.NetworkPacket;
-import net.md_5.bungee.api.ProxyServer;
-import net.md_5.bungee.api.connection.Server;
-import net.md_5.bungee.api.event.PluginMessageEvent;
-import net.md_5.bungee.event.EventHandler;
-import net.md_5.bungee.event.EventPriority;
-
-import java.net.InetSocketAddress;
-import java.util.Arrays;
-import java.util.Base64;
-import java.util.List;
-
-public class NetworkReceiver extends BasicListener {
-
-    private static final List<String> blockedTags = Arrays.asList("bungeecord:main", "BungeeCord", "sw:bridge");
-
-    @EventHandler(priority = EventPriority.HIGHEST)
-    public void onPluginMessage(PluginMessageEvent event) {
-        if (blockedTags.contains(event.getTag()) && !TeamCommand.isLocalhost(((InetSocketAddress) event.getSender().getSocketAddress()).getAddress())) {
-            SWException.log(((InetSocketAddress) event.getSender().getSocketAddress()).getHostString() + " tried to send a plugin message with tag " + event.getTag(), Base64.getEncoder().encodeToString(event.getData()));
-            event.setCancelled(true);
-            return;
-        }
-        if(!event.getTag().equals("sw:bridge"))
-            return;
-
-        event.setCancelled(true);
-        if(!(event.getSender() instanceof Server))
-            return;
-
-        ProxyServer.getInstance().getScheduler().runAsync(BungeeCore.get(), () -> NetworkPacket.handle(new ServerMetaInfo(((Server) event.getSender()).getInfo()), event.getData()));
-    }
-}

src/de/steamwar/bungeecore/network/NetworkSender.java

@@ -19,20 +19,22 @@
 
 package de.steamwar.bungeecore.network;
 
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.messages.ChannelIdentifier;
+import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import com.velocitypowered.api.proxy.server.RegisteredServer;
 import de.steamwar.network.packets.NetworkPacket;
 import lombok.SneakyThrows;
-import net.md_5.bungee.api.config.ServerInfo;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
 
 public class NetworkSender {
 
-    @SneakyThrows
-    public static void send(ProxiedPlayer player, NetworkPacket packet) {
-        player.getServer().sendData("sw:bridge", packet.serialize());
+    private static final ChannelIdentifier CHANNEL = MinecraftChannelIdentifier.create("sw", "bridge");
+
+    public static void send(Player player, NetworkPacket packet) {
+        player.getCurrentServer().ifPresent(serverConnection -> send(serverConnection.getServer(), packet));
     }
 
-    public static void send(ServerInfo serverInfo, NetworkPacket packet) {
-        ProxiedPlayer player = serverInfo.getPlayers().iterator().next();
-        send(player, packet);
+    public static void send(RegisteredServer server, NetworkPacket packet) {
+        server.sendPluginMessage(CHANNEL, packet.serialize());
     }
 }

src/de/steamwar/bungeecore/network/SWScriptSyntaxForwarder.java

@@ -1,48 +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.bungeecore.network;
-
-import de.steamwar.bungeecore.commands.TeamCommand;
-import de.steamwar.bungeecore.listeners.BasicListener;
-import net.md_5.bungee.api.connection.ProxiedPlayer;
-import net.md_5.bungee.api.connection.Server;
-import net.md_5.bungee.api.event.PluginMessageEvent;
-import net.md_5.bungee.event.EventHandler;
-import net.md_5.bungee.event.EventPriority;
-
-import java.net.InetSocketAddress;
-
-public class SWScriptSyntaxForwarder extends BasicListener {
-
-    @EventHandler(priority = EventPriority.HIGHEST)
-    public void onPluginMessage(PluginMessageEvent event) {
-        if (!event.getTag().equals("sw:script_syntax")) {
-            return;
-        }
-        event.setCancelled(true);
-        if (!(event.getSender() instanceof Server)) {
-            return;
-        }
-        if (!TeamCommand.isLocalhost(((InetSocketAddress) event.getSender().getSocketAddress()).getAddress())) {
-            return;
-        }
-        ((ProxiedPlayer) event.getReceiver()).sendData("sw:script_syntax", event.getData());
-    }
-}

src/de/steamwar/bungeecore/network/ServerMetaInfo.java

@@ -19,18 +19,11 @@
 
 package de.steamwar.bungeecore.network;
 
+import com.velocitypowered.api.proxy.server.RegisteredServer;
 import de.steamwar.network.packets.MetaInfos;
-import net.md_5.bungee.api.config.ServerInfo;
+import lombok.Getter;
 
-public class ServerMetaInfo implements MetaInfos {
+@Getter
+public record ServerMetaInfo(RegisteredServer sender) implements MetaInfos {
 
-    private ServerInfo sender;
-
-    public ServerMetaInfo(ServerInfo sender) {
-        this.sender = sender;
-    }
-
-    public ServerInfo getSender() {
-        return sender;
-    }
 }

src/de/steamwar/bungeecore/network/handlers/EloPlayerHandler.java

@@ -0,0 +1,263 @@
+/*
+ * 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.bungeecore.network.handlers;
+
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.scheduler.Scheduler;
+import de.steamwar.bungeecore.ArenaMode;
+import de.steamwar.bungeecore.VelocityCore;
+import de.steamwar.network.packets.PacketHandler;
+import de.steamwar.network.packets.common.FightEndsPacket;
+import de.steamwar.sql.SchematicNode;
+import de.steamwar.sql.SchematicType;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.UserElo;
+import lombok.RequiredArgsConstructor;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
+import net.kyori.adventure.title.Title;
+import org.jetbrains.annotations.Nullable;
+
+import java.time.Duration;
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+import java.util.function.IntFunction;
+import java.util.stream.Collectors;
+
+public class EloPlayerHandler extends PacketHandler {
+
+    private static final int MEDIAN_ELO_GAIN = 40;
+    private static final int MEDIAN_ELO_LOSE = 20;
+    private static final long REMATCH_LIFETIME = (long) 60 * 60 * 1000;
+
+    private Map<String, LinkedList<Game>> gameModeGames = new HashMap<>();
+
+    /**
+     * {@link FightEndsPacket#getWin()} == 1 -> Blue won
+     * {@link FightEndsPacket#getWin()} == 2 -> Red won
+     */
+    @Handler
+    public void handle(FightEndsPacket fightEndsPacket) {
+        if (!ArenaMode.getBySchemType(SchematicType.fromDB(fightEndsPacket.getGameMode())).isRanked()) {
+            return;
+        }
+
+        boolean bluePublic = SchematicNode.getSchematicNode(fightEndsPacket.getBlueSchem()).getOwner() == 0;
+        boolean redPublic = SchematicNode.getSchematicNode(fightEndsPacket.getRedSchem()).getOwner() == 0;
+
+        if (bluePublic ^ redPublic) {
+            return;
+        }
+
+        // Die nächsten Zeilen filtern ein Fight innerhalb eines Teams nicht gewertet wird, bzw auch wenn nur Teile beider Teams im
+        // gleichen Team sind dieser ungewertet ist.
+        Set<Integer> teamsIds = fightEndsPacket.getBluePlayers().stream().map(SteamwarUser::get).map(SteamwarUser::getTeam).collect(Collectors.toSet());
+        for (int redPlayer : fightEndsPacket.getRedPlayers()) {
+            int team = SteamwarUser.get(redPlayer).getTeam();
+            if (team != 0 && teamsIds.contains(team)) {
+                return;
+            }
+        }
+
+        int blueRank = SchematicNode.getSchematicNode(fightEndsPacket.getBlueSchem()).getRank();
+        int redRank = SchematicNode.getSchematicNode(fightEndsPacket.getRedSchem()).getRank();
+
+        double blueRankFactor = blueRank > redRank ? (fightEndsPacket.getWin() == 1 ? 0.9 : 1.0) : (fightEndsPacket.getWin() == 1 ? 1.5 : 1.0);
+        double redRankFactor = redRank > blueRank ? (fightEndsPacket.getWin() == 2 ? 0.9 : 1.0) : (fightEndsPacket.getWin() == 2 ? 1.5 : 1.0);
+
+        // Get sizes of both teams
+        int blueTeamSize = fightEndsPacket.getBluePlayers().size();
+        int redTeamSize = fightEndsPacket.getRedPlayers().size();
+
+        // Calculate the favored team
+        double bluePlayerFactor = 1 / (1 + Math.exp(0 - (fightEndsPacket.getWin() == 2 ? (double) redTeamSize / blueTeamSize : (double) blueTeamSize / redTeamSize) * 3 + 3)) * 2;
+        double redPlayerFactor = 1 / (1 + Math.exp(0 - (fightEndsPacket.getWin() == 1 ? (double) blueTeamSize / redTeamSize : (double) redTeamSize / blueTeamSize) * 3 + 3)) * 2;
+
+        // Calculate the time factor
+        double timeFactor = getTimeFactor(fightEndsPacket.getDuration());
+
+        // Get total elo of both teams
+        int blueTeamElo = fightEndsPacket.getBluePlayers().stream().mapToInt(player -> UserElo.getEloOrDefault(player, fightEndsPacket.getGameMode())).sum();
+        int redTeamElo = fightEndsPacket.getRedPlayers().stream().mapToInt(player -> UserElo.getEloOrDefault(player, fightEndsPacket.getGameMode())).sum();
+
+        // Adaptive elo bonus
+        int blueTeamEloBonus = 0;
+        int redTeamEloBonus = 0;
+        if (Math.abs(blueTeamElo / (double) fightEndsPacket.getBluePlayers().size() - redTeamElo / (double) fightEndsPacket.getRedPlayers().size()) > 400) {
+            int outlivedDuration = Math.max(fightEndsPacket.getDuration() - 60, 0);
+            if (fightEndsPacket.getWin() == 1 && blueTeamElo < redTeamElo) {
+                blueTeamEloBonus = outlivedDuration / 20;
+                redTeamEloBonus = -(blueTeamEloBonus / 2);
+            } else if (fightEndsPacket.getWin() == 2 && redTeamElo < blueTeamElo) {
+                redTeamEloBonus = outlivedDuration / 20;
+                blueTeamEloBonus = -(redTeamEloBonus / 2);
+            } else if (fightEndsPacket.getWin() == 0) {
+                if (redTeamElo < blueTeamElo) {
+                    blueTeamEloBonus = outlivedDuration / 20;
+                    redTeamEloBonus = -(blueTeamEloBonus / 2);
+                } else if (blueTeamElo < redTeamElo) {
+                    redTeamEloBonus = outlivedDuration / 20;
+                    blueTeamEloBonus = -(redTeamEloBonus / 2);
+                }
+            }
+        }
+
+        // Calculate the elo factor
+        double blueEloFactor = ((fightEndsPacket.getWin() == 1 ? 1 : 0) - 1 / (1 + Math.pow(10, (redTeamElo - blueTeamElo) / 600.0))) * (1 / (1 + Math.exp(-Math.abs(blueTeamElo - redTeamElo) / 1200))) * 4;
+        double redEloFactor = blueEloFactor * -1;
+
+        // Calculate favoured team on draw
+        if (fightEndsPacket.getWin() == 0) {
+            if (bluePlayerFactor > 1) {
+                blueEloFactor = Math.abs(blueEloFactor) * -1;
+                redEloFactor = Math.abs(redEloFactor);
+            } else if (bluePlayerFactor < 1) {
+                blueEloFactor = Math.abs(blueEloFactor);
+                redEloFactor = Math.abs(redEloFactor) * -1;
+            } else {
+                if (Math.abs(blueEloFactor) > 1) {
+                    // Do nothing
+                } else if (Math.abs(blueEloFactor) < 1) {
+                    blueEloFactor = ((fightEndsPacket.getWin() == 1 ? 1 : 0) - 1 / (1 + Math.pow(10, (blueTeamElo - redTeamElo) / 600.0))) * (1 / (1 + Math.exp(-Math.abs(redTeamElo - blueTeamElo) / 1200))) * -4;
+                    redEloFactor = blueEloFactor * -1;
+                } else {
+                    blueEloFactor = 0;
+                    redEloFactor = 0;
+                }
+            }
+        }
+
+        // Calculate the rematch factor
+        double rematchFactor = getRematchFactor(fightEndsPacket);
+
+        // Calculate the win factor
+        double blueWinFactor = (fightEndsPacket.getWin() == 1 ? 1 : 0.7);
+        double redWinFactor = (fightEndsPacket.getWin() == 2 ? 1 : 0.7);
+
+        // Calculate division factor
+        double divisionFactor = 1D / Math.max(blueTeamSize, redTeamSize);
+
+        double blueFactor = blueRankFactor * bluePlayerFactor * timeFactor * blueEloFactor * rematchFactor * blueWinFactor * divisionFactor;
+        double redFactor = redRankFactor * redPlayerFactor * timeFactor * redEloFactor * rematchFactor * redWinFactor * divisionFactor;
+
+        // Calculate the elo gain for each player
+        int blueEloGain = (int) Math.round((blueFactor < 0 ? MEDIAN_ELO_LOSE : MEDIAN_ELO_GAIN) * blueFactor) + blueTeamEloBonus;
+        int redEloGain = (int) Math.round((redFactor < 0 ? MEDIAN_ELO_LOSE : MEDIAN_ELO_GAIN) * redFactor) + redTeamEloBonus;
+
+        // BungeeCore.get().getLogger().info("Blue: " + fightEndsPacket.getBluePlayers() + " " + blueTeamSize + " " + bluePlayerFactor + " " + timeFactor + " " + blueEloFactor + " " + rematchFactor + " " + blueWinFactor + " " + divisionFactor + " " + blueEloGain);
+        // BungeeCore.get().getLogger().info("Red: " + fightEndsPacket.getRedPlayers() + " " + redTeamSize + " " + redPlayerFactor + " " + timeFactor + " " + redEloFactor + " " + rematchFactor + " " + redWinFactor + " " + divisionFactor + " " + redEloGain);
+
+        update(fightEndsPacket.getBluePlayers(), fightEndsPacket.getGameMode(), blueEloGain);
+        update(fightEndsPacket.getRedPlayers(), fightEndsPacket.getGameMode(), redEloGain);
+    }
+
+    private void update(List<Integer> players, String gameMode, int eloGain) {
+        for (int player : players) {
+            // BungeeCore.get().getLogger().log(Level.INFO, "Player: " + player + " Elo: " + UserElo.getEloOrDefault(player, gameMode) + " Factor: " + factor);
+            int playerElo = UserElo.getEloOrDefault(player, gameMode);
+            playerElo += eloGain;
+            if (playerElo < 0) playerElo = 0;
+
+            int oldProgression = UserElo.getProgression(player, gameMode);
+            UserElo.setElo(player, gameMode, playerElo);
+            int newProgression = UserElo.getProgression(player, gameMode);
+
+            animate(player(player), UserElo.toEmblem(oldProgression).trim(), UserElo.toEmblem(newProgression).trim(), (oldProgression < newProgression) ? "§a" : "§c", eloGain);
+        }
+    }
+
+    private void animate(Player player, String oldEmblem, String newEmblem, String arrowColor, int eloGain) {
+        String finalOldEmblem = (oldEmblem.isEmpty() ? "/" : oldEmblem).trim();
+        String finalNewEmblem = (newEmblem.isEmpty() ? "/" : newEmblem).trim();
+
+        IntFunction<String> getRankup = i -> {
+            if (oldEmblem.equals(newEmblem)) return "§8" + finalOldEmblem;
+            if (i < 8) return "§8" + finalOldEmblem;
+            if (i < 16) return "§8" + finalOldEmblem + arrowColor + " >";
+            if (i < 24) return "§8" + finalOldEmblem + arrowColor + " >>";
+            if (i < 32) return "§8" + finalOldEmblem + arrowColor + " >>>";
+            return "§8" + finalOldEmblem + arrowColor + " >>> §8" + finalNewEmblem;
+        };
+
+        String color = ((eloGain > 0) ? "§a+" : (eloGain == 0 ? "§7" : "§c"));
+
+        Scheduler scheduler = VelocityCore.get().getProxyServer().getScheduler();
+        double eloStep = eloGain / 40.0;
+        for (int i = 0; i < 40; i++) {
+            Component eloGainComponent = LegacyComponentSerializer.legacySection().deserialize(color + (int) (eloStep * (i + 1)));
+            int finalI = i;
+            scheduler.buildTask(VelocityCore.get(), () -> {
+                if (player == null) return;
+                Title title = Title.title(LegacyComponentSerializer.legacySection().deserialize(getRankup.apply(finalI)), eloGainComponent, Title.Times.times(
+                        Duration.ofSeconds(finalI == 0 ? 5 : 0),
+                        Duration.ofSeconds(2),
+                        Duration.ofSeconds(finalI == 39 ? 5 : 0)
+                ));
+                player.showTitle(title);
+            }).delay(i * 50L, TimeUnit.MILLISECONDS).schedule();
+        }
+    }
+
+    private @Nullable Player player(int userId) {
+        return VelocityCore.get().getProxyServer().getPlayer(SteamwarUser.get(userId).getUUID()).orElseThrow();
+    }
+
+    private double getTimeFactor(int duration) {
+        if (duration <= 10) {
+            return 0.5;
+        }
+        if (duration <= 60) {
+            return 0.8;
+        }
+        return 1.0;
+    }
+
+    private double getRematchFactor(FightEndsPacket fightEndsPacket) {
+        gameModeGames.computeIfAbsent(fightEndsPacket.getGameMode(), s -> new LinkedList<>()).add(new Game(fightEndsPacket.getBluePlayers(), fightEndsPacket.getRedPlayers()));
+
+        LinkedList<Game> games = gameModeGames.get(fightEndsPacket.getGameMode());
+        while (!games.isEmpty()) {
+            Game game = games.getFirst();
+            if (game.livedMillis() > REMATCH_LIFETIME) {
+                games.removeFirst();
+            } else {
+                break;
+            }
+        }
+
+        long rematchCount = games.stream().filter(game -> game.isSame(fightEndsPacket.getBluePlayers(), fightEndsPacket.getRedPlayers())).count();
+        return 1.0 / rematchCount;
+    }
+
+    @RequiredArgsConstructor
+    private static class Game {
+        private final long time = System.currentTimeMillis();
+        private final List<Integer> bluePlayers;
+        private final List<Integer> redPlayers;
+
+        public long livedMillis() {
+            return System.currentTimeMillis() - time;
+        }
+
+        public boolean isSame(List<Integer> bluePlayers, List<Integer> redPlayers) {
+            return bluePlayers.containsAll(this.bluePlayers) && redPlayers.containsAll(this.redPlayers);
+        }
+    }
+}

src/de/steamwar/bungeecore/network/handlers/EloSchemHandler.java

@@ -0,0 +1,73 @@
+/*
+ * 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.bungeecore.network.handlers;
+
+import de.steamwar.bungeecore.ArenaMode;
+import de.steamwar.network.packets.PacketHandler;
+import de.steamwar.network.packets.common.FightEndsPacket;
+import de.steamwar.sql.SchemElo;
+import de.steamwar.sql.SchematicNode;
+import de.steamwar.sql.SchematicType;
+
+public class EloSchemHandler extends PacketHandler {
+
+    private final int K = 20;
+
+    @Handler
+    public void handle(FightEndsPacket fightEndsPacket) {
+        if (!ArenaMode.getBySchemType(SchematicType.fromDB(fightEndsPacket.getGameMode())).isRanked()) {
+            return;
+        }
+
+        boolean bluePublic = SchematicNode.getSchematicNode(fightEndsPacket.getBlueSchem()).getOwner() == 0;
+        boolean redPublic = SchematicNode.getSchematicNode(fightEndsPacket.getRedSchem()).getOwner() == 0;
+
+        if (bluePublic ^ redPublic) {
+            return;
+        }
+
+        calcSchemElo(fightEndsPacket);
+    }
+
+    private void calcSchemElo(FightEndsPacket fightEndsPacket) {
+        double blueResult;
+        if (fightEndsPacket.getWin() == 0) {
+            blueResult = 0.5;
+        } else if (fightEndsPacket.getWin() == 1) {
+            blueResult = 1;
+        } else {
+            blueResult = 0;
+        }
+
+        int blueSchemElo = SchemElo.getCurrentElo(fightEndsPacket.getBlueSchem());
+        int redSchemElo = SchemElo.getCurrentElo(fightEndsPacket.getRedSchem());
+        calcSchemElo(redSchemElo, blueSchemElo, fightEndsPacket.getRedSchem(), blueResult);
+        calcSchemElo(blueSchemElo, redSchemElo, fightEndsPacket.getBlueSchem(), 1 - blueResult);
+    }
+
+    private void calcSchemElo(int eloSchemOwn, int eloSchemEnemy, int schemId, double result) {
+        double winSchemExpectation = calcWinExpectation(eloSchemOwn, eloSchemEnemy);
+        SchemElo.setElo(schemId, (int) Math.round(eloSchemOwn + K * (result - winSchemExpectation)));
+    }
+
+    private double calcWinExpectation(int eloOwn, int eloEnemy) {
+        return 1 / (1 + Math.pow(10, (eloEnemy - eloOwn) / 600f));
+    }
+}

src/de/steamwar/bungeecore/network/handlers/ExecuteCommandHandler.java

@@ -19,10 +19,10 @@
 
 package de.steamwar.bungeecore.network.handlers;
 
+import de.steamwar.bungeecore.VelocityCore;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.network.packets.PacketHandler;
 import de.steamwar.network.packets.client.ExecuteCommandPacket;
-import net.md_5.bungee.api.ProxyServer;
 
 public class ExecuteCommandHandler extends PacketHandler {
 
@@ -31,6 +31,6 @@ public class ExecuteCommandHandler extends PacketHandler {
         SteamwarUser target = SteamwarUser.get(packet.getPlayerId());
         String command = packet.getCommand();
 
-        ProxyServer.getInstance().getPluginManager().dispatchCommand(ProxyServer.getInstance().getPlayer(target.getUUID()), command);
+        VelocityCore.get().getProxyServer().getPlayer(target.getUUID()).ifPresent(player -> VelocityCore.get().getProxyServer().getCommandManager().executeAsync(player, command));
     }
 }

src/de/steamwar/bungeecore/network/handlers/FightEndsHandler.java

@@ -1,155 +0,0 @@
-/*
- * This file is a part of the SteamWar software.
- *
- * Copyright (C) 2020  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.bungeecore.network.handlers;
-
-import de.steamwar.bungeecore.ArenaMode;
-import de.steamwar.network.packets.PacketHandler;
-import de.steamwar.network.packets.common.FightEndsPacket;
-import de.steamwar.sql.*;
-import lombok.RequiredArgsConstructor;
-
-import java.util.*;
-import java.util.stream.Collectors;
-
-public class FightEndsHandler extends PacketHandler {
-
-    private Map<String, LinkedList<Game>> gameModeGames = new HashMap<>();
-
-    private int K = 20;
-
-    private long defaultFightRange = 1000 /* Milliseconds */ * 60 /* Seconds */ * 15L /* Minutes */;
-    private Map<String, Long> fightRanges = new HashMap<>();
-    private long defaultFightCount = 1;
-    private Map<String, Long> fightCounts = new HashMap<>();
-
-    {
-        fightRanges.put("miniwargear", 1000 /* Milliseconds */ * 60 /* Seconds */ * 30L /* Minutes */);
-        fightCounts.put("miniwargear", 3L);
-    }
-
-    @Handler
-    public void handle(FightEndsPacket fightEndsPacket) {
-        if (!ArenaMode.getBySchemType(SchematicType.fromDB(fightEndsPacket.getGameMode())).isRanked()) {
-            return;
-        }
-
-        int bluePlayerSize = fightEndsPacket.getBluePlayers().size();
-        int redPlayerSize = fightEndsPacket.getRedPlayers().size();
-        double playerRatio = bluePlayerSize > redPlayerSize ? (double) redPlayerSize / bluePlayerSize : (double) bluePlayerSize / redPlayerSize;
-        if (playerRatio < 0.6) {
-            return;
-        }
-
-        boolean bluePublic = SchematicNode.getSchematicNode(fightEndsPacket.getBlueSchem()).getOwner() == 0;
-        boolean redPublic = SchematicNode.getSchematicNode(fightEndsPacket.getRedSchem()).getOwner() == 0;
-
-        if (bluePublic ^ redPublic) {
-            return;
-        }
-
-        double blueResult;
-        if (fightEndsPacket.getWin() == 0) {
-            blueResult = 0.5;
-        } else if (fightEndsPacket.getWin() == 1) {
-            blueResult = 1;
-        } else {
-            blueResult = 0;
-        }
-
-        // Die nächsten Zeilen filtern ein Fight innerhalb eines Teams nicht gewertet wird, bzw auch wenn nur Teile beider Teams im
-        // gleichen Team sind dieser ungewertet ist.
-        Set<Integer> teamsIds = fightEndsPacket.getBluePlayers().stream().map(SteamwarUser::get).map(SteamwarUser::getTeam).collect(Collectors.toSet());
-        for (int redPlayer : fightEndsPacket.getRedPlayers()) {
-            if (teamsIds.contains(SteamwarUser.get(redPlayer).getTeam())) {
-                return;
-            }
-        }
-
-        try {
-            if (teamComboExistedAlready(fightEndsPacket.getBluePlayers(), fightEndsPacket.getRedPlayers(), fightEndsPacket.getGameMode())) {
-                return;
-            }
-        } finally {
-            gameModeGames.computeIfAbsent(fightEndsPacket.getGameMode(), s -> new LinkedList<>()).add(new Game(fightEndsPacket.getBluePlayers(), fightEndsPacket.getRedPlayers()));
-        }
-
-        int blueSchemElo = SchemElo.getCurrentElo(fightEndsPacket.getBlueSchem());
-        int redSchemElo = SchemElo.getCurrentElo(fightEndsPacket.getRedSchem());
-
-        int blueTeamElo = fightEndsPacket.getBluePlayers().stream().mapToInt(player -> UserElo.getEloOrDefault(player, fightEndsPacket.getGameMode())).sum();
-        int redTeamElo = fightEndsPacket.getRedPlayers().stream().mapToInt(player -> UserElo.getEloOrDefault(player, fightEndsPacket.getGameMode())).sum();
-
-        calculateEloOfTeam(fightEndsPacket.getBlueSchem(), blueSchemElo, redSchemElo, blueTeamElo, redTeamElo, blueResult, fightEndsPacket.getBluePlayers(), fightEndsPacket.getGameMode(), bluePublic || redPublic);
-        calculateEloOfTeam(fightEndsPacket.getRedSchem(), redSchemElo, blueSchemElo, redTeamElo, blueTeamElo, 1 - blueResult, fightEndsPacket.getRedPlayers(), fightEndsPacket.getGameMode(), bluePublic || redPublic);
-    }
-
-    private void calculateEloOfTeam(int schemId, int eloSchemOwn, int eloSchemEnemy, int eloTeamOwn, int eloTeamEnemy, double result, List<Integer> players, String gameMode, boolean noPlayerRank) {
-        double winSchemExpectation = calsWinExpectation(eloSchemOwn, eloSchemEnemy);
-        SchemElo.setElo(schemId, (int) Math.round(eloSchemOwn + K * (result - winSchemExpectation)));
-
-        if (noPlayerRank) return;
-        double winTeamExpectation = calsWinExpectation(eloTeamOwn, eloTeamEnemy);
-        for (int player : players) {
-            int playerElo = UserElo.getEloOrDefault(player, gameMode);
-            int fights = UserElo.getFightsOfSeason(player, gameMode);
-            UserElo.setElo(player, gameMode, (int) Math.round(playerElo + getK(fights) * (result - winTeamExpectation)));
-        }
-    }
-
-    private double calsWinExpectation(int eloOwn, int eloEnemy) {
-        return 1 / (1 + Math.pow(10, (eloEnemy - eloOwn) / 600f));
-    }
-
-    private double getK(int fights) {
-        return K * Math.max(1.3 - (fights / 200.0), 0.8);
-    }
-
-    private boolean teamComboExistedAlready(List<Integer> bluePlayers, List<Integer> redPlayers, String gameMode) {
-        if (!gameModeGames.containsKey(gameMode)) {
-            return false;
-        }
-        LinkedList<Game> games = gameModeGames.get(gameMode);
-        long lifetime = fightRanges.getOrDefault(gameMode, defaultFightRange);
-        while (!games.isEmpty()) {
-            Game game = games.getFirst();
-            if (game.livedMillis() > lifetime) {
-                games.removeFirst();
-            } else {
-                break;
-            }
-        }
-        return games.stream().filter(game -> game.isSame(bluePlayers, redPlayers)).count() > fightCounts.getOrDefault(gameMode, defaultFightCount);
-    }
-
-    @RequiredArgsConstructor
-    private static class Game {
-        private long time = System.currentTimeMillis();
-        private final List<Integer> bluePlayers;
-        private final List<Integer> redPlayers;
-
-        public long livedMillis() {
-            return System.currentTimeMillis() - time;
-        }
-
-        public boolean isSame(List<Integer> bluePlayers, List<Integer> redPlayers) {
-            return bluePlayers.containsAll(this.bluePlayers) && redPlayers.containsAll(this.redPlayers);
-        }
-    }
-}

src/de/steamwar/bungeecore/network/handlers/FightInfoHandler.java

@@ -19,6 +19,8 @@
 
 package de.steamwar.bungeecore.network.handlers;
 
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.api.proxy.server.RegisteredServer;
 import de.steamwar.bungeecore.network.NetworkSender;
 import de.steamwar.bungeecore.network.ServerMetaInfo;
 import de.steamwar.bungeecore.tablist.TablistManager;
@@ -33,28 +35,28 @@ import java.util.Set;
 
 public class FightInfoHandler extends PacketHandler {
 
-    private static final Set<ServerInfo> lobbys = new HashSet<>();
+    private static final Set<RegisteredServer> lobbys = new HashSet<>();
 
-    public static void addLobby(ServerInfo lobby) {
+    public static void addLobby(RegisteredServer lobby) {
         lobbys.add(lobby);
     }
 
-    public static boolean onLobby(ProxiedPlayer player) {
-        return lobbys.contains(player.getServer().getInfo());
+    public static boolean onLobby(Player player) {
+        return player.getCurrentServer().map(serverConnection -> lobbys.contains(serverConnection.getServer())).orElse(false);
     }
 
     @Handler
     public void handle(FightInfoPacket packet) {
-        ServerInfo info = ((ServerMetaInfo) packet.getMetaInfos()).getSender();
+        RegisteredServer info = ((ServerMetaInfo) packet.getMetaInfos()).sender();
 
-        FightInfoPacket lobbyPacket = packet.withServerName(info.getName());
+        FightInfoPacket lobbyPacket = packet.withServerName(info.getServerInfo().getName());
 
         TablistManager.newFightInfo(info, packet);
 
-        Iterator<ServerInfo> lobbyIt = lobbys.iterator();
+        Iterator<RegisteredServer> lobbyIt = lobbys.iterator();
         while(lobbyIt.hasNext()) {
-            ServerInfo lobby = lobbyIt.next();
-            Iterator<ProxiedPlayer> it = lobby.getPlayers().iterator();
+            RegisteredServer lobby = lobbyIt.next();
+            Iterator<Player> it = lobby.getPlayersConnected().iterator();
             if(!it.hasNext()){
                 lobbyIt.remove();
                 continue;

src/de/steamwar/bungeecore/network/handlers/ImALobbyHandler.java

@@ -27,6 +27,6 @@ public class ImALobbyHandler extends PacketHandler {
 
     @Handler
     public void handle(ImALobbyPacket packet) {
-        FightInfoHandler.addLobby(((ServerMetaInfo) packet.getMetaInfos()).getSender());
+        FightInfoHandler.addLobby(((ServerMetaInfo) packet.getMetaInfos()).sender());
     }
 }