/**
* Finds the City model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
*
* @param integer $id
* @return City the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findCity($id)
{
if (($model = City::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
/**
* @inheritdoc
*/
public function validateCity()
{
if ($this->city_id !== null) {
$city = City::findOne($this->city_id);
if ($city === null) {
$this->addError('city_id', Yii::t('location', 'City with id {[id]} doesn\'t exist', ['id' => $this->city_id]));
return false;
}
$this->region_id = $city->region_id;
}
return true;
}