diff --git a/src/de/steamwar/bungeecore/PlayerListener.java b/src/de/steamwar/bungeecore/PlayerListener.java index c52ea1c..79d0cbb 100644 --- a/src/de/steamwar/bungeecore/PlayerListener.java +++ b/src/de/steamwar/bungeecore/PlayerListener.java @@ -1,5 +1,7 @@ package de.steamwar.bungeecore; +import com.google.common.io.ByteArrayDataOutput; +import com.google.common.io.ByteStreams; import de.steamwar.bungeecore.commands.BauCommand; import de.steamwar.bungeecore.sql.BannedUserIPs; import de.steamwar.bungeecore.sql.WarkingUser; @@ -11,13 +13,14 @@ 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.config.ServerInfo; +import net.md_5.bungee.api.connection.Connection; import net.md_5.bungee.api.connection.ProxiedPlayer; import net.md_5.bungee.api.event.*; import net.md_5.bungee.api.plugin.Listener; import net.md_5.bungee.event.EventHandler; +import java.util.Arrays; import java.util.List; -import java.util.Map; public class PlayerListener implements Listener { @@ -110,12 +113,22 @@ public class PlayerListener implements Listener { break; } - Map modlist = player.getModList(); - for(String key : modlist.keySet()){ - System.out.println(key + " > " + modlist.get(key)); + if(player.getPendingConnection().getVersion() < 335){ + player.sendMessage(BungeeCore.ChatPrefix + "§cWir empfehlen die Minecraft-Version 1.12.2"); } - if(player.isForgeUser()) - System.out.println("Forge user!"); + + ByteArrayDataOutput output = ByteStreams.newDataOutput(); + output.writeUTF("FML|HS"); + + if(player.getPendingConnection().getVersion() > 340){ + //1.13+ + player.sendData("minecraft:register", output.toByteArray()); + }else{ + //1.12- + player.sendData("REGISTER", output.toByteArray()); + } + + player.sendData("FML|HS", new byte[]{0, 2, 0, 0, 0, 0}); } /** To redirect players to the lobby in case of server closure. */ @@ -235,4 +248,93 @@ public class PlayerListener implements Listener { } } } + + @EventHandler + public void onPluginMessageEvent(PluginMessageEvent e){ + System.out.println(e.getSender().getAddress().getHostString() + " " + e.getTag() + " " + Arrays.toString(e.getData())); + + if(!e.getTag().equals("FML|HS")){ + return; + } + e.setCancelled(true); + byte[] data = e.getData(); + ProxiedPlayer p = getPlayer(e.getSender()); + switch(data[0]){ + case 2: + int numMods = readVarInt(data, 1); + System.out.println("Number of mods: " + numMods); + int bytePos = 1 + readVarIntLength(data, 1); + for(int i = 0; i < numMods; i++){ + byte[] name = Arrays.copyOfRange(data, bytePos + 1, bytePos + data[bytePos] + 1); + bytePos += 1 + data[bytePos]; + byte[] version = Arrays.copyOfRange(data, bytePos + 1, bytePos + data[bytePos] + 1); + bytePos += 1 + data[bytePos]; + + System.out.println(new String(name) + " " + new String(version)); + } + + p.sendData("FML|HS", new byte[]{2, 0}); + //p.sendData("FML|HS", new byte[]{2, 1, 9, 109, 105, 110, 101, 99, 114, 97, 102, 116, 6, 49, 46, 49, 50, 46, 50}); + break; + case -1: + switch(data[1]){ + case 2: + p.sendData("FML|HS", new byte[]{3, 0, 1, 97, 0, 0, 0}); + break; + case 3: + p.sendData("FML|HS", new byte[]{-1, 2}); + break; + case 4: + p.sendData("FML|HS", new byte[]{-1, 3}); + break; + default: + break; + } + break; + case 1: + default: + break; + } + } + + private static ProxiedPlayer getPlayer(Connection c){ + for(ProxiedPlayer p : ProxyServer.getInstance().getPlayers()){ + if(p.getPendingConnection().getAddress().equals(c.getAddress())){ + return p; + } + } + return null; + } + + private static int 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 result; + } + + private static int readVarIntLength(byte[] array, int startPos) { + int numRead = 0; + byte read; + do { + read = array[startPos + numRead]; + numRead++; + if (numRead > 5) { + break; + } + } while ((read & 0b10000000) != 0); + + return numRead; + } }