Alter BungeeCord support to require BungeeCord when it is enabled.

CraftBukkit-Patches/0061-BungeeCord-Support.patch

@@ -1,4 +1,4 @@
-From 1cc0f87c4395182a37da05723d68f1730c21a0b6 Mon Sep 17 00:00:00 2001
+From 8efc549832c3ed150b6427738460301fce938ab5 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
@@ -6,23 +6,26 @@ 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 ff7b3d3..a517306 100644
+index ff7b3d3..0215891 100644
 --- a/src/main/java/net/minecraft/server/HandshakeListener.java
 +++ b/src/main/java/net/minecraft/server/HandshakeListener.java
-@@ -73,6 +73,19 @@ public class HandshakeListener implements PacketHandshakingInListener {
+@@ -73,6 +73,22 @@ 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 || split.length == 3) {
++                    if ( split.length == 3 ) {
 +                        packethandshakinginsetprotocol.b = split[0];
 +                        b.l = new java.net.InetSocketAddress(split[1], ((java.net.InetSocketAddress) b.getSocketAddress()).getPort());
-+                    }
-+                    if ( split.length == 3 )
-+                    {
 +                        b.spoofedUUID = split[2];
++                    } else
++                    {
++                        chatcomponenttext = new ChatComponentText("If you wish to use IP forwarding, please enable it in your BungeeCord config as well!");
++                        this.b.handle(new PacketLoginOutDisconnect(chatcomponenttext), new GenericFutureListener[0]);
++                        this.b.a(chatcomponenttext);
++                        return;
 +                    }
 +                }
 +                // Spigot End