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77 lines
2.3 KiB
PHP
77 lines
2.3 KiB
PHP
<?php
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/**
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* CCompareValidator class file.
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*
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @link http://www.yiiframework.com/
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* @copyright Copyright © 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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/**
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* CCompareValidator compares the specified attribute value with another value and validates if they are equal.
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*
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* The value being compared with can be another attribute value
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* (specified via {@link compareAttribute}) or a constant (specified via
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* {@link compareValue}. When both are specified, the latter takes
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* precedence. If neither is specified, the attribute will be compared
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* with another attribute whose name is by appending "_repeat" to the source
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* attribute name.
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*
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* The comparison can be either {@link strict} or not.
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*
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @version $Id$
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* @package system.validators
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* @since 1.0
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*/
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class CCompareValidator extends CValidator
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{
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/**
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* @var string the name of the attribute to be compared with
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*/
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public $compareAttribute;
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/**
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* @var string the constant value to be compared with
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*/
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public $compareValue;
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/**
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* @var boolean whether the comparison is strict (both value and type must be the same.)
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* Defaults to false.
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*/
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public $strict=false;
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/**
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* @var boolean whether the attribute value can be null or empty. Defaults to true,
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* meaning that if the attribute is empty, it is considered valid.
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*/
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public $allowEmpty=true;
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/**
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* Validates the attribute of the object.
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* If there is any error, the error message is added to the object.
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* @param CModel the object being validated
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* @param string the attribute being validated
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*/
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protected function validateAttribute($object,$attribute)
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{
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$value=$object->$attribute;
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if($this->allowEmpty && ($value===null || $value===''))
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return;
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if($this->compareValue!==null)
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$compareValue=$this->compareValue;
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else
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{
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if($this->compareAttribute===null)
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$compareValue=$object->{$attribute.'_repeat'};
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else
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$compareValue=$object->{$this->compareAttribute};
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}
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if(($this->strict && $value!==$compareValue) || (!$this->strict && $value!=$compareValue))
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{
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$message=$this->message!==null?$this->message:Yii::t('yii','{attribute} must be repeated exactly.');
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$this->addError($object,$attribute,$message);
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}
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}
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}
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