www.gusucode.com > 24Beta 虚拟主机版 1.0.0 Beta源码程序 > 24Beta 虚拟主机版 1.0.0 Beta源码程序/24Beta-1.0.0-vhost/library/framework/validators/CDefaultValueValidator.php
<?php /** * CDefaultValueValidator class file. * * @author Qiang Xue <qiang.xue@gmail.com> * @link http://www.yiiframework.com/ * @copyright Copyright © 2008-2009 Yii Software LLC * @license http://www.yiiframework.com/license/ */ /** * CDefaultValueValidator sets the attributes with the specified value. * It does not do validation. Its existence is mainly to allow * specifying attribute default values in a dynamic way. * * @author Qiang Xue <qiang.xue@gmail.com> * @version $Id: CDefaultValueValidator.php 547 2009-01-19 19:00:35Z qiang.xue $ * @package system.validators * @since 1.0.2 */ 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 $setOnEmpty=true; /** * Validates the attribute of the object. * @param CModel the object being validated * @param string the attribute being validated */ protected function validateAttribute($object,$attribute) { if(!$this->setOnEmpty) $object->$attribute=$this->value; else { $value=$object->$attribute; if($value===null || $value==='') $object->$attribute=$this->value; } } }