/**
  * @param $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $query = $this->finder->getUserTypeQuery();
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     if (!($this->load($params) && $this->validate())) {
         return $dataProvider;
     }
     $query->andFilterWhere(['type_id' => $this->type_id])->andFilterWhere(['like', 'name', $this->name])->andFilterWhere(['like', 'alias', $this->alias]);
     return $dataProvider;
 }