/** * Finds the Category model based on its primary key value. * If the model is not found, a 404 HTTP exception will be thrown. * @param integer $id * @return Category the loaded model * @throws NotFoundHttpException if the model cannot be found */ protected function findModel($id) { if (($model = Category::findOne($id)) !== null) { return $model; } else { throw new NotFoundHttpException('The requested page does not exist.'); } }
/** * Display products by category * - Product catalog as a grid * @param string $category_id */ public function actionCatalog($category_id = null) { $catalog = Category::findOne($category_id); $this->render('catalog', ['catalog' => $catalog]); }