public function edit()
 {
     if ($_SESSION['login_user']['is_admin'] && isset($_GET['id'])) {
         $id = $_GET['id'];
     } else {
         $id = $_SESSION['login_user']['id'];
     }
     $user_model = new UsersModel();
     $user_data = $user_model->find($id);
     $type = $user_data['type'];
     $completeness = $user_model->completeness();
     $this->assign('complete_100', $completeness);
     $this->assign('complete_pixel', $completeness / 100 * 162);
     $this->assign('type', $type);
     $this->assign('user', $user_data);
     $this->display();
 }