typo3/sysext/extbase/Classes/Validation/Validator/RegularExpressionValidator.php

   1 <?php
   2 /***************************************************************
   3 *  Copyright notice
   4 *
   5 *  (c) 2009 Jochen Rau <jochen.rau@typoplanet.de>
   6 *  All rights reserved
   7 *
   8 *  This class is a backport of the corresponding class of FLOW3.
   9 *  All credits go to the v5 team.
  10 *
  11 *  This script is part of the TYPO3 project. The TYPO3 project is
  12 *  free software; you can redistribute it and/or modify
  13 *  it under the terms of the GNU General Public License as published by
  14 *  the Free Software Foundation; either version 2 of the License, or
  15 *  (at your option) any later version.
  16 *
  17 *  The GNU General Public License can be found at
  18 *  http://www.gnu.org/copyleft/gpl.html.
  19 *
  20 *  This script is distributed in the hope that it will be useful,
  21 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  22 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23 *  GNU General Public License for more details.
  24 *
  25 *  This copyright notice MUST APPEAR in all copies of the script!
  26 ***************************************************************/
  27
  28 /**
  29  * Validator based on regular expressions
  30  *
  31  * The regular expression is specified in the options by using the array key "regularExpression"
  32  *
  33  * @package Extbase
  34  * @subpackage Validation\Validator
  35  * @version $Id$
  36  * @scope prototype
  37  */
  38 class Tx_Extbase_Validation_Validator_RegularExpressionValidator extends Tx_Extbase_Validation_Validator_AbstractValidator {
  39
  40         /**
  41          * Returns TRUE, if the given property ($value) matches the given regular expression.
  42          *
  43          * If at least one error occurred, the result is FALSE.
  44          *
  45          * @param mixed $value The value that should be validated
  46          * @return boolean TRUE if the value is valid, FALSE if an error occured
  47          */
  48         public function isValid($value) {
  49                 $this->errors = array();
  50                 if (!isset($this->options['regularExpression'])) {
  51                         $this->addError('The regular expression was empty.', 1221565132);
  52                         return FALSE;
  53                 }
  54                 $result = preg_match($this->options['regularExpression'], $value);
  55                 if ($result === 0) {
  56                         $this->addError('The given subject did not match the pattern.', 1221565130);
  57                         return FALSE;
  58                 }
  59                 if ($result === FALSE) {
  60                         $this->addError('The regular expression "' . $this->options['regularExpression'] . '" contained an error.', 1221565131);
  61                         return FALSE;
  62                 }
  63                 return TRUE;
  64         }
  65 }
  66
  67 ?>