Files
yii/framework/validators/CRequiredValidator.php
qiang.xue 4b3f9e62bb
2008-11-10 04:14:50 +00:00

37 lines
996 B
PHP

<?php
/**
* CRequiredValidator class file.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.yiiframework.com/
* @copyright Copyright &copy; 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
/**
* CRequiredValidator validates that the specified attribute does not have null or empty value.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @version $Id$
* @package system.validators
* @since 1.0
*/
class CRequiredValidator extends CValidator
{
/**
* Validates the attribute of the object.
* If there is any error, the error message is added to the object.
* @param CModel the object being validated
* @param string the attribute being validated
*/
protected function validateAttribute($object,$attribute)
{
$value=$object->$attribute;
if($value===null || trim($value)==='')
{
$message=$this->message!==null?$this->message:Yii::t('yii','{attribute} cannot be blank.');
$this->addError($object,$attribute,$message);
}
}
}