/**
  * Creates data provider instance with search query applied
  *
  * @param array $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $pageClass = Module::getInstance()->pageModelClass;
     /**
      * @var \yii\db\ActiveQuery $query
      */
     $query = $pageClass::find();
     $query->joinWith('translations');
     $query->distinct();
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     $dataProvider->sort->defaultOrder = ['slug' => SORT_ASC];
     $dataProvider->sort->attributes['title'] = ['asc' => [PageI18n::tableName() . '.[[title]]' => SORT_ASC], 'desc' => [PageI18n::tableName() . '.[[title]]' => SORT_DESC], 'default' => SORT_ASC];
     if (!($this->load($params) && $this->validate())) {
         return $dataProvider;
     }
     if ($this->title) {
         $query->andWhere(['or', ['like', PageI18n::tableName() . '.[[title]]', $this->title], ['like', PageI18n::tableName() . '.[[language]]', $this->title]]);
     }
     $query->andFilterWhere(['id' => $this->id, 'status' => $this->status, 'created_at' => $this->created_at, 'created_by' => $this->created_by, 'updated_at' => $this->updated_at, 'updated_by' => $this->updated_by]);
     $query->andFilterWhere(['like', 'slug', $this->slug])->andFilterWhere(['like', 'layout', $this->layout])->andFilterWhere(['like', 'default_language', $this->default_language]);
     return $dataProvider;
 }