PaperSpigot-Parent/CraftBukkit-Patches/0064-BungeeCord-Support.patch

From 731b79cac5a62b1916cec175dddb9d7ab821e44a Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Sun, 1 Dec 2013 18:18:41 +1100
Subject: [PATCH] BungeeCord Support

Provides support for IP forwarding via BungeeCord.

diff --git a/src/main/java/net/minecraft/server/HandshakeListener.java b/src/main/java/net/minecraft/server/HandshakeListener.java
index b96e2ef..251e510 100644
--- a/src/main/java/net/minecraft/server/HandshakeListener.java
+++ b/src/main/java/net/minecraft/server/HandshakeListener.java
@@ -28,6 +28,15 @@ public class HandshakeListener implements PacketHandshakingInListener {
                 this.b.a((IChatBaseComponent) chatcomponenttext);
             } else {
                 this.b.a((PacketListener) (new LoginListener(this.a, this.b)));
+                // Spigot Start
+                if (org.spigotmc.SpigotConfig.bungee) {
+                    String[] split = packethandshakinginsetprotocol.b.split("\00");
+                    if (split.length == 2) {
+                        packethandshakinginsetprotocol.b = split[0];
+                        b.l = new java.net.InetSocketAddress(split[1], ((java.net.InetSocketAddress) b.getSocketAddress()).getPort());
+                    }
+                }
+                // Spigot End
                 ((LoginListener) this.b.getPacketListener()).hostname = packethandshakinginsetprotocol.b + ":" + packethandshakinginsetprotocol.c; // CraftBukkit - set hostname
             }
             break;
diff --git a/src/main/java/net/minecraft/server/NetworkManager.java b/src/main/java/net/minecraft/server/NetworkManager.java
index 8f829bb..42e6311 100644
--- a/src/main/java/net/minecraft/server/NetworkManager.java
+++ b/src/main/java/net/minecraft/server/NetworkManager.java
@@ -34,7 +34,7 @@ public class NetworkManager extends SimpleChannelInboundHandler {
     private final Queue i = Queues.newConcurrentLinkedQueue();
     private final Queue j = Queues.newConcurrentLinkedQueue();
     private Channel k;
-    private SocketAddress l;
+    public SocketAddress l; // Spigot
     private PacketListener m;
     private EnumProtocol n;
     private IChatBaseComponent o;
diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
index 801b071..3ed1c29 100644
--- a/src/main/java/org/spigotmc/SpigotConfig.java
+++ b/src/main/java/org/spigotmc/SpigotConfig.java
@@ -187,4 +187,14 @@ public class SpigotConfig
         commands.put( "restart", new RestartCommand( "restart" ) );
         WatchdogThread.doStart( timeoutTime, restartOnCrash );
     }
+
+    public static boolean bungee;
+    private static void bungee() {
+        if ( version < 4 )
+        {
+            set( "settings.bungeecord", false );
+            System.out.println( "Oudated config, disabling BungeeCord support!" );
+        }
+        bungee = getBoolean( "settings.bungeecord", false );
+    }
 }
-- 
1.8.3.2