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| <?php | |
| namespace backend\controllers; | |
| use Yii; | |
| use backend\models\BannerUploadForm; | |
| use common\models\Banner; | |
| use yii\web\Controller; | |
| use yii\web\NotFoundHttpException; | |
| use yii\filters\AccessControl; | |
| use yii\filters\VerbFilter; | |
| /** | |
| * BannerController implements Banner file manipulation. | |
| */ | |
| class BannerController extends Controller | |
| { | |
| public function behaviors() | |
| { | |
| return [ | |
| 'access' => [ | |
| 'class' => AccessControl::className(), | |
| 'rules' => [ | |
| [ | |
| 'actions' => ['index', 'update', 'delete'], | |
| 'allow' => true, | |
| 'roles' => ['supervisor', 'admin'], | |
| ], | |
| ], | |
| ], | |
| 'verbs' => [ | |
| 'class' => VerbFilter::className(), | |
| 'actions' => [ | |
| 'delete' => ['post'], | |
| ], | |
| ], | |
| ]; | |
| } | |
| /** | |
| * Lists all Banner models. | |
| * @return mixed | |
| */ | |
| public function actionIndex() | |
| { | |
| $banners = Banner::findAll(); | |
| return $this->render('index', [ | |
| 'banners' => $banners, | |
| ]); | |
| } | |
| /** | |
| * Updates an existing Banner model. | |
| * If update is successful, the browser will be redirected to the 'index' page. | |
| * @param string $key | |
| * @return mixed | |
| */ | |
| public function actionUpdate($key) | |
| { | |
| $banner = $this->findModel($key); | |
| $model = new BannerUploadForm([ | |
| 'banner' => $banner, | |
| ]); | |
| if ($model->load(Yii::$app->request->post()) && $model->save()) { | |
| return $this->redirect(['index']); | |
| } else { | |
| return $this->render('update', [ | |
| 'model' => $model, | |
| 'banner' => $banner, | |
| ]); | |
| } | |
| } | |
| /** | |
| * Deletes an existing Banner model. | |
| * If update is successful, the browser will be redirected to the 'index' page. | |
| * @param string $key | |
| * @return mixed | |
| */ | |
| public function actionDelete($key) | |
| { | |
| $banner = $this->findModel($key); | |
| if (!$banner->delete()) { | |
| Yii::$app->session->setFlash('error', Yii::t('app', 'Unable to delete banner, contact technical support.')); | |
| } | |
| return $this->redirect(['index']); | |
| } | |
| /** | |
| * Finds the Banner model based on its key value. | |
| * If the model is not found, a 404 HTTP exception will be thrown. | |
| * @param string $key | |
| * @return Banner the loaded model | |
| * @throws NotFoundHttpException if the model cannot be found | |
| */ | |
| protected function findModel($key) | |
| { | |
| if (($model = Banner::findOne($key)) !== null) { | |
| return $model; | |
| } else { | |
| throw new NotFoundHttpException('The requested page does not exist.'); | |
| } | |
| } | |
| } |