public function edittypesAction($id)
 {
     $request = $this->request;
     if (!$request->isPost()) {
         $types = Types::findFirstById($id);
         if (!$types) {
             $this->flash->error("没有找到对应类型");
             return $this->forward("producttypes/index");
         }
         $this->view->form = $this->getForm($types, true);
     }
 }