store\controllers\GoodsController::actionUpdate PHP Method

    public function actionUpdate($id)
    {
        /* @var $model Goods */
        $model = Goods::findOne(['id' => $id, 'store_id' => Yii::$app->user->identity->store_id]);
        if (!$model) {
            throw new NotFoundHttpException('未找到该商品。');
        }
        if ($model->load(Yii::$app->request->post()) && $model->validate()) {
            if (floatval($model->price_original) < 0.01) {
                $model->price_original = null;
            }
            if ($model->save(false)) {
                Yii::$app->session->setFlash('success', '成功更新商品“' . $model->name . '”。');
                return $this->redirect(['index']);
            } else {
                Yii::$app->session->setFlash('danger', $e->getMessage());
            }
        }
        return $this->render('form', ['model' => $model]);
    }