public function search($params)
 {
     $query = AuthItem::find();
     $dataProvider = new ActiveDataProvider(['query' => $query, 'pagination' => ['pageSize' => Yii::$app->current->getPageSize()]]);
     if (!($this->load($params) && $this->validate())) {
         return $dataProvider;
     }
     $query->andFilterWhere(['type' => $this->type, 'updated_at' => $this->updated_at]);
     if ($this->created_at) {
         $interval = Yii::$app->current->getDateInterval($this->created_at);
         $query->andFilterWhere(['between', 'created_at', $interval[0], $interval[1]]);
     }
     if ($this->updated_at) {
         $interval = Yii::$app->current->getDateInterval($this->updated_at);
         $query->andFilterWhere(['between', 'updated_at', $interval[0], $interval[1]]);
     }
     $query->andFilterWhere(['like', 'name', $this->name])->andFilterWhere(['like', 'description', $this->description])->andFilterWhere(['like', 'rule_name', $this->rule_name])->andFilterWhere(['like', 'data', $this->data]);
     return $dataProvider;
 }