mirocow\eav\models\EavEntitySearch::search PHP Method

    public function search($params)
    {
        $query = EavEntity::find();
        // add conditions that should always apply here
        $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;
        }
        // grid filtering conditions
        $query->andFilterWhere(['id' => $this->id, 'categoryId' => $this->categoryId]);
        $query->andFilterWhere(['=', 'entityName', $this->entityName])->andFilterWhere(['=', 'entityModel', $this->entityModel]);
        return $dataProvider;
    }

 /**
  * Lists all EavEntity models.
  * @return mixed
  */
 public function actionIndex()
 {
     $searchModel = new EavEntitySearch();
     $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
     return $this->render('index', ['searchModel' => $searchModel, 'dataProvider' => $dataProvider]);
 }