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<?php
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/*
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* This file is part of the symfony package.
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* (c) Fabien Potencier <fabien.potencier@symfony-project.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* sfValidatorRegex validates a value with a regular expression.
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*
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* @package symfony
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* @subpackage validator
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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* @version SVN: $Id: sfValidatorRegex.class.php 22149 2009-09-18 14:09:53Z Kris.Wallsmith $
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*/
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class sfValidatorRegex extends sfValidatorString
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{
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/**
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* Configures the current validator.
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*
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* Available options:
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*
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* * pattern: A regex pattern compatible with PCRE or {@link sfCallable} that returns one (required)
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* * must_match: Whether the regex must match or not (true by default)
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*
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* @param array $options An array of options
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* @param array $messages An array of error messages
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*
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* @see sfValidatorString
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*/
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protected function configure($options = array(), $messages = array())
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{
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parent::configure($options, $messages);
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$this->addRequiredOption('pattern');
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$this->addOption('must_match', true);
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}
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/**
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* @see sfValidatorString
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*/
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protected function doClean($value)
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{
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$clean = parent::doClean($value);
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$pattern = $this->getPattern();
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if (
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($this->getOption('must_match') && !preg_match($pattern, $clean))
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||
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(!$this->getOption('must_match') && preg_match($pattern, $clean))
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)
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{
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throw new sfValidatorError($this, 'invalid', array('value' => $value));
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}
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return $clean;
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}
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/**
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* Returns the current validator's regular expression.
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*
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* @return string
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*/
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public function getPattern()
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{
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$pattern = $this->getOption('pattern');
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return $pattern instanceof sfCallable ? $pattern->call() : $pattern;
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}
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}
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