public function beforeSave()
{
if ($this->isNewRecord) {
$this->creation_date = new CDbExpression('NOW()');
}
return parent::beforeSave();
}
/**
* Returns the static model of the specified AR class.
* @param string $className
* @return User the static model class
*/
public static function model($className = __CLASS__)
{
return parent::model($className);
}