Fix issue #129 - make chat event fire for commands, and add isCommand method.

api/src/main/java/net/md_5/bungee/api/event/ChatEvent.java

@@ -30,4 +30,14 @@ public class ChatEvent extends TargetedEvent implements Cancellable
         super( sender, receiver );
         this.message = message;
     }
+
+    /**
+     * Checks whether this message is valid as a command
+     *
+     * @return if this message is a command
+     */
+    public boolean isCommand()
+    {
+        return message.charAt( 0 ) == '/';
+    }
 }

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

@@ -67,19 +67,17 @@ public class UpstreamBridge extends PacketHandler
     @Override
     public void handle(Packet3Chat chat) throws Exception
     {
-        if ( chat.message.charAt( 0 ) == '/' )
+        ChatEvent chatEvent = new ChatEvent( con, con.getServer(), chat.message );
+        if ( bungee.getPluginManager().callEvent( chatEvent ).isCancelled() )
+        {
+            throw new CancelSendSignal();
+        }
+        if ( chatEvent.isCommand() )
         {
             if ( bungee.getPluginManager().dispatchCommand( con, chat.message.substring( 1 ) ) )
             {
                 throw new CancelSendSignal();
             }
-        } else
-        {
-            ChatEvent chatEvent = new ChatEvent( con, con.getServer(), chat.message );
-            if ( bungee.getPluginManager().callEvent( chatEvent ).isCancelled() )
-            {
-                throw new CancelSendSignal();
-            }
         }
     }