Fix inconsistency with player logins vs player disconnects

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

@@ -39,6 +39,7 @@
 import net.md_5.bungee.api.event.PreLoginEvent;
 import net.md_5.bungee.api.event.ProxyPingEvent;
 import net.md_5.bungee.api.event.ServerConnectEvent;
+import net.md_5.bungee.api.event.PlayerDisconnectEvent;
 import net.md_5.bungee.chat.ComponentSerializer;
 import net.md_5.bungee.http.HttpClient;
 import net.md_5.bungee.jni.cipher.BungeeCipher;
@@ -136,6 +137,15 @@ public void connected(ChannelWrapper channel) throws Exception
         this.ch = channel;
     }
 
+    @Override
+    public void disconnected(ChannelWrapper channel) throws Exception {
+        if ( this.thisState == State.FINISHING )
+        {
+            PlayerDisconnectEvent event = new PlayerDisconnectEvent( getUserConnection() );
+            bungee.getPluginManager().callEvent( event );
+        }
+    }
+
     @Override
     public void exception(Throwable t) throws Exception
     {
@@ -594,7 +604,7 @@ public void run()
                     {
                         if ( !ch.isClosing() )
                         {
-                            userCon = new UserConnection( bungee, ch, getName(), InitialHandler.this );
+                            userCon = getUserConnection();
                             userCon.setCompressionThreshold( BungeeCord.getInstance().config.getCompressionThreshold() );
 
                             if ( getVersion() < ProtocolConstants.MINECRAFT_1_20_2 )
@@ -776,4 +786,8 @@ public void relayMessage(PluginMessage input) throws Exception
             brandMessage = input;
         }
     }
-}
+
+    private UserConnection getUserConnection() {
+        return userCon == null ? new UserConnection( bungee, ch, getName(), InitialHandler.this ) : userCon;
+    }
+}