public function delete_key() { if (Pki::exists(array('id' => $_GET['id'], 'user_id' => $this->user->id))) { Pki::delete($_GET['id']); $this->redirect_to(url_for('UserController', 'edit')); } else { $this->redirect_to(url_for('UserController', 'edit')); } $this->has_rendered = true; }