* @link http://www.yiiframework.com/ * @copyright 2008-2013 Yii Software LLC * @license http://www.yiiframework.com/license/ */ /** * CDefaultValueValidator sets the attributes with the specified value. * It does not do validation but rather allows setting a default value at the * same time validation is performed. Usually this happens when calling either * $model->validate() or $model->save(). * * @author Qiang Xue * @package system.validators */ class CDefaultValueValidator extends CValidator { /** * @var mixed the default value to be set to the specified attributes. */ public $value; /** * @var boolean whether to set the default value only when the attribute value is null or empty string. * Defaults to true. If false, the attribute will always be assigned with the default value, * even if it is already explicitly assigned a value. */ public $setOnEmpty=true; /** * Validates the attribute of the object. * @param CModel $object the object being validated * @param string $attribute the attribute being validated */ protected function validateAttribute($object,$attribute) { if(!$this->setOnEmpty) $object->$attribute=$this->value; else { $value=$object->$attribute; if($value===null || $value==='') $object->$attribute=$this->value; } } }