/**
  * Creates data provider instance with search query applied
  *
  * @param array $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $query = Photos::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(['id' => $this->id, 'album_id' => $this->album_id]);
     $query->andFilterWhere(['like', 'filename', $this->filename])->andFilterWhere(['like', 'caption', $this->caption])->andFilterWhere(['like', 'alt_text', $this->alt_text]);
     return $dataProvider;
 }
 /**
  * Displays a single Album model.
  * @param integer $id
  * @return mixed
  */
 public function actionView($id)
 {
     $dataProvider = new ActiveDataProvider(['query' => Photos::find()->where(['album_id' => '' . $id])]);
     return $this->render('view', ['model' => $this->findModel($id), 'dataProvider' => $dataProvider]);
 }