Better structure for parts controller

src/site/controllers/parts.json.php

@@ -10,6 +10,33 @@ defined('_JEXEC') or die;
 abstract class UserException extends Exception {}
 class InvalidUserDataException extends UserException {}
 
+class ClubsHelperControllerUser
+{
+    
+    public function parse($fcnName, $user, $post)
+    {
+        switch($fcnName)
+        {
+            case 'name':
+                return $this->editName($user, $post);
+                
+            default:
+                throw new Exception();
+        }
+    }
+    
+    public function editName($user, $post)
+    {
+        $name = $post->getString('name');
+        if(strlen($name) < 5)
+            throw new InvalidUserDataException("Der Name muss mindestens 5 Zeichen lang sein.");
+        
+        $user->setName($name);
+        $user->save();
+        return 'index.php?option=com_clubs&view=mypage&layout=parts&type=name';
+    }
+}
+
 class ClubsControllerParts extends BaseController
 {
     
@@ -29,7 +56,6 @@ class ClubsControllerParts extends BaseController
         {
             echo new JsonResponse($e);
         }
-        
     }
     
     /**
@@ -38,22 +64,22 @@ class ClubsControllerParts extends BaseController
      */
     private function callMethod($user, $post)
     {
-        switch($post->getCmd('partname'))
+        $partname = $post->getCmd('partname');
+        
+        if(! preg_match('/.*\..*/', $partname))
+            throw new Exception();
+        
+        list($objname, $fcnName) = explode('.', $partname, 2);
+        
+        switch($objname)
         {
-            case 'user.name':
+            case 'user':
-                return $this->editUserName($user, $post);
+                $obj = new ClubsHelperControllerUser();
+                return $obj->parse($fcnName, $user, $post);
+                
+            default:
+                throw new Exception();
         }
     }
     
-    private function editUserName($user, $post)
-    {
-        $name = $post->getString('name');
-        if(strlen($name) < 5)
-            throw new InvalidUserDataException("Der Name muss mindestens 5 Zeichen lang sein.");
-        
-        $user->setName($name);
-        $user->save();
-        return 'index.php?option=com_clubs&view=mypage&layout=parts&type=name';
-    }
-    
 }