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<?php
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/**
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* CDefaultValueValidator class file.
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*
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* @link http://www.yiiframework.com/
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* @copyright Copyright © 2008-2012 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\validators;
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/**
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* CDefaultValueValidator sets the attributes with the specified value.
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* It does not do validation. Its existence is mainly to allow
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* specifying attribute default values in a dynamic way.
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*
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @version $Id: CDefaultValueValidator.php 2799 2011-01-01 19:31:13Z qiang.xue $
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* @package system.validators
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* @since 1.0.2
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*/
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class CDefaultValueValidator extends CValidator
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{
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/**
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* @var mixed the default value to be set to the specified attributes.
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*/
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public $value;
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/**
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* @var boolean whether to set the default value only when the attribute value is null or empty string.
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* Defaults to true. If false, the attribute will always be assigned with the default value,
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* even if it is already explicitly assigned a value.
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*/
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public $setOnEmpty = true;
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/**
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* Validates the attribute of the object.
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* @param CModel $object the object being validated
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* @param string $attribute the attribute being validated
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*/
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protected function validateAttribute($object, $attribute)
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{
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if (!$this->setOnEmpty)
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$object->$attribute = $this->value;
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else
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{
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$value = $object->$attribute;
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if ($value === null || $value === '')
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$object->$attribute = $this->value;
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}
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}
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}
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