protected function findModelBySlug($slug) { if (($model = Post::findOne(['slug' => $slug])) !== null) { return $model; } else { throw new NotFoundHttpException(); } }
/** * Finds the Post model based on its primary key value. * If the model is not found, a 404 HTTP exception will be thrown. * @param integer $id * @return Post the loaded model * @throws NotFoundHttpException if the model cannot be found */ protected function findModel($id) { if (($model = Post::findOne($id)) !== null) { return $model; } else { throw new NotFoundHttpException('The requested post does not exist.'); } }