/**
* Creates data provider instance with search query applied
*
* @param array $params
*
* @return ActiveDataProvider
*/
public function searchForAjax($params)
{
$query = CascadeData::find();
$dataProvider = new ActiveDataProvider(['query' => $query]);
$limit = isset($params['limit']) ? $params['limit'] : 10;
$this->name = isset($params['q']) ? $params['q'] : '';
if (!$this->validate()) {
return $dataProvider;
}
$query->andFilterWhere(['like', 'name', $this->name]);
$query->limit($limit);
return $dataProvider;
}
/**
* Finds the CascadeData model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return CascadeData the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = CascadeData::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
/**
* 自我表关联
*/
public function getMySelf()
{
return $this->hasOne(CascadeData::className(), ['id' => 'parent_id']);
}
