/**
  * Creates data provider instance with search query applied
  *
  * @param array $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $query = OperationType::find();
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     $this->load($params);
     if (!$this->validate()) {
         // uncomment the following line if you do not want to return any records when validation fails
         // $query->where('0=1');
         return $dataProvider;
     }
     $query->andFilterWhere(['type_id' => $this->type_id, 'type_active' => $this->type_active, 'created_at' => $this->created_at, 'updated_at' => $this->updated_at]);
     $query->andFilterWhere(['like', 'type_model', $this->type_model])->andFilterWhere(['like', 'type_name', $this->type_name])->andFilterWhere(['like', 'type_action', $this->type_action])->orderBy(['created_at' => SORT_DESC]);
     return $dataProvider;
 }
 public function actionModify()
 {
     if (!Yii::$app->request->getIsAjax()) {
         echo Yii::$app->util->formatResEncode(1001, 'illegal request !');
         return;
     } else {
         $params = Yii::$app->request->post();
         $type = OperationType::findOne($params['id']);
         if (!$type) {
             echo Yii::$app->util->formatResEncode(1002, 'error request !');
             return;
         } else {
             $type->type_name = $params['remark'];
             if (!$type->save(true, ['type_name'])) {
                 echo Yii::$app->util->formatResEncode(1003, 'error update !');
                 return;
             } else {
                 echo Yii::$app->util->formatResEncode(0, 'success !');
                 return;
             }
         }
     }
 }
 /**
  * 定义与OperationType的关联关系
  */
 public function getOptype()
 {
     return $this->hasOne(OperationType::className(), ['type_id' => 'op_sub_type']);
 }