/**
  * Creates data provider instance with search query applied
  *
  * @param array $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $query = DcmdNodeGroupAttr::find();
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     if (!($this->load($params) && $this->validate())) {
         return $dataProvider;
     }
     $query->andFilterWhere(['id' => $this->id, 'ngroup_id' => $this->ngroup_id, 'utime' => $this->utime, 'ctime' => $this->ctime, 'opr_uid' => $this->opr_uid]);
     $query->andFilterWhere(['like', 'attr_name', $this->attr_name])->andFilterWhere(['like', 'attr_value', $this->attr_value])->andFilterWhere(['like', 'comment', $this->comment]);
     return $dataProvider;
 }
 public function actionDeleteAll()
 {
     if (Yii::$app->user->getIdentity()->admin != 1) {
         Yii::$app->getSession()->setFlash('success', NULL);
         Yii::$app->getSession()->setFlash('error', "对不起, 你没有权限!");
         return $this->redirect(array('index'));
     }
     if (!array_key_exists('selection', Yii::$app->request->post())) {
         Yii::$app->getSession()->setFlash('error', '未选择设备组!');
         return $this->redirect(['index']);
     }
     $select = Yii::$app->request->post()['selection'];
     $success_msg = "";
     $err_msg = "";
     foreach ($select as $k => $v) {
         $model = $this->findModel($v);
         ///判断用户是否和该设备池子属于一个系统组
         $query = DcmdUserGroup::findOne(['uid' => Yii::$app->user->getId(), 'gid' => $model['gid']]);
         if ($query == NULL) {
             $err_msg .= $model['ngroup_name'] . ":没有权限删除" . "<br>";
             continue;
         }
         ///判断设备池是否为空
         $node = DcmdNode::find()->where(['ngroup_id' => $v])->one();
         if ($node) {
             $err_msg .= $model['ngroup_name'] . ':设备池子不为空,不可删除' . "<br>";
             continue;
         }
         DcmdNodeGroupAttr::deleteAll(['ngroup_id' => $model->ngroup_id]);
         $model->delete();
         $success_msg .= $model['ngroup_name'] . ":删除成功" . "<br>";
     }
     if ($success_msg != "") {
         Yii::$app->getSession()->setFlash('success', $success_msg);
     }
     if ($err_msg != "") {
         Yii::$app->getSession()->setFlash('error', $err_msg);
     }
     return $this->redirect(['index']);
 }
 public function actionDeleteAll()
 {
     if (Yii::$app->user->getIdentity()->admin != 1) {
         Yii::$app->getSession()->setFlash('success', NULL);
         Yii::$app->getSession()->setFlash('error', "对不起, 你没有权限!");
         return $this->redirect(array('index'));
     }
     if (!array_key_exists('selection', Yii::$app->request->post())) {
         Yii::$app->getSession()->setFlash('error', '未选择属性!');
         return $this->redirect(['index']);
     }
     $select = Yii::$app->request->post()['selection'];
     foreach ($select as $k => $v) {
         $model = $this->findModel($v);
         DcmdNodeGroupAttr::deleteAll(['attr_name' => $model->attr_name]);
         $model->delete();
     }
     Yii::$app->getSession()->setFlash('success', "删除成功");
     return $this->redirect(['index']);
 }
 /**
  * Finds the DcmdNodeGroupAttr model based on its primary key value.
  * If the model is not found, a 404 HTTP exception will be thrown.
  * @param integer $id
  * @return DcmdNodeGroupAttr the loaded model
  * @throws NotFoundHttpException if the model cannot be found
  */
 protected function findModel($id)
 {
     if (($model = DcmdNodeGroupAttr::findOne($id)) !== null) {
         return $model;
     } else {
         throw new NotFoundHttpException('The requested page does not exist.');
     }
 }