Fix 1.7.7 support

proxy/src/main/java/net/md_5/bungee/BungeeCord.java

@@ -105,11 +105,6 @@ public class BungeeCord extends ProxyServer
      */
     private final Map<String, UserConnection> connections = new CaseInsensitiveMap<>();
     private final ReadWriteLock connectionLock = new ReentrantReadWriteLock();
-    /**
-     * Skin support for servers that don't support ip-forwarding
-     */
-    private final Map<String, String> uuidMap = new HashMap<>();
-    private final ReadWriteLock uuidLock = new ReentrantReadWriteLock();
     /**
      * Plugin manager.
      */
@@ -550,42 +545,6 @@ public class BungeeCord extends ProxyServer
         }
     }
 
-    public void addUUID(String offlineUUID, String actualUUID)
-    {
-        uuidLock.writeLock().lock();
-        try
-        {
-            uuidMap.put( offlineUUID, actualUUID );
-        } finally
-        {
-            uuidLock.writeLock().unlock();
-        }
-    }
-
-    public void removeUUID(String offlineUUID)
-    {
-        uuidLock.writeLock().lock();
-        try
-        {
-            uuidMap.remove( offlineUUID );
-        } finally
-        {
-            uuidLock.writeLock().unlock();
-        }
-    }
-
-    public String getActualUUID(String offlineUUID)
-    {
-        uuidLock.readLock().lock();
-        try
-        {
-            return uuidMap.get( offlineUUID );
-        } finally
-        {
-            uuidLock.readLock().unlock();
-        }
-    }
-
     @Override
     public CustomTabList customTabList(ProxiedPlayer player)
     {

proxy/src/main/java/net/md_5/bungee/EntityMap.java

@@ -1,8 +1,10 @@
 package net.md_5.bungee;
 
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
+import net.md_5.bungee.api.connection.ProxiedPlayer;
+import net.md_5.bungee.connection.LoginResult;
 import net.md_5.bungee.protocol.DefinedPacket;
+import net.md_5.bungee.protocol.packet.LoginRequest;
 
 /**
  * Class to rewrite integers within packets.
@@ -146,15 +148,32 @@ public class EntityMap
             DefinedPacket.readVarInt( packet );
             int idLength = packet.readerIndex() - readerIndex - packetIdLength;
             String uuid = DefinedPacket.readString( packet );
-            if ( uuid.length() == 36 ) {
+            String username = DefinedPacket.readString( packet );
-                String actualUUID = BungeeCord.getInstance().getActualUUID( uuid );
+            int props = DefinedPacket.readVarInt( packet );
-                if ( actualUUID != null )
+            if ( props == 0 )
             {
+                UserConnection player = (UserConnection) BungeeCord.getInstance().getPlayer( username );
+                if ( player != null )
+                {
+                    LoginResult profile = player.getPendingConnection().getLoginProfile();
+                    if ( profile != null && profile.getProperties() != null
+                            && profile.getProperties().length >= 1 )
+                    {
+                        ByteBuf rest = packet.slice().copy();
                         packet.readerIndex( readerIndex );
-                    int writerIndex = packet.writerIndex();
                         packet.writerIndex( readerIndex + packetIdLength + idLength );
-                    DefinedPacket.writeString( actualUUID, packet );
+                        DefinedPacket.writeString( player.getUniqueId().toString(), packet );
-                    packet.writerIndex( writerIndex );
+                        DefinedPacket.writeString( username, packet);
+                        DefinedPacket.writeVarInt( profile.getProperties().length, packet );
+                        for ( LoginResult.Property property : profile.getProperties() )
+                        {
+                            DefinedPacket.writeString( property.getName(), packet );
+                            DefinedPacket.writeString( property.getValue(), packet );
+                            DefinedPacket.writeString( property.getSignature(), packet );
+                        }
+                        packet.writeBytes( rest );
+                        rest.release();
+                    }
                 }
             }
         }

proxy/src/main/java/net/md_5/bungee/connection/InitialHandler.java

@@ -87,6 +87,8 @@ public class InitialHandler extends PacketHandler implements PendingConnection
     private UUID uniqueId;
     @Getter
     private UUID offlineId;
+    @Getter
+    private LoginResult loginProfile;
 
     private enum State
     {
@@ -326,6 +328,7 @@ public class InitialHandler extends PacketHandler implements PendingConnection
                     LoginResult obj = BungeeCord.getInstance().gson.fromJson( result, LoginResult.class );
                     if ( obj != null )
                     {
+                        loginProfile = obj;
                         uniqueId = Util.getUUID( obj.getId() );
                         finish();
                         return;
@@ -377,7 +380,6 @@ public class InitialHandler extends PacketHandler implements PendingConnection
                             {
                                 uniqueId = offlineId;
                             }
-                            BungeeCord.getInstance().addUUID( offlineId.toString(), uniqueId.toString() );
                             // Version 5 == 1.7.6. This is a screwup as 1.7.6 was also a snapshot.
                             if ( getVersion() == 5 )
                             {

proxy/src/main/java/net/md_5/bungee/connection/LoginResult.java

@@ -9,4 +9,14 @@ public class LoginResult
 {
 
     private String id;
+    private Property[] properties;
+
+    @Data
+    @AllArgsConstructor
+    public static class Property {
+
+        private String name;
+        private String value;
+        private String signature;
+    }
 }

proxy/src/main/java/net/md_5/bungee/connection/UpstreamBridge.java

@@ -52,7 +52,6 @@ public class UpstreamBridge extends PacketHandler
         bungee.getPluginManager().callEvent( event );
         con.getTabList().onDisconnect();
         BungeeCord.getInstance().removeConnection( con );
-        BungeeCord.getInstance().removeUUID( con.getPendingConnection().getOfflineId().toString() );
 
         if ( con.getServer() != null )
         {