Add Extbase 1.0.1 to TYPO3core. Do NOT make changes inside! See misc/core_svn_rules...
[Packages/TYPO3.CMS.git] / typo3 / sysext / extbase / Classes / Validation / Validator / AlphanumericValidator.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 for alphanumeric strings
30 *
31 * @package Extbase
32 * @subpackage Validation\Validator
33 * @version $Id: AlphanumericValidator.php 1052 2009-08-05 21:51:32Z sebastian $
34 * @scope prototype
35 */
36 class Tx_Extbase_Validation_Validator_AlphanumericValidator extends Tx_Extbase_Validation_Validator_AbstractValidator {
37
38 /**
39 * Returns TRUE, if the given property ($propertyValue) is a valid
40 * alphanumeric string, which is defined as [a-zA-Z0-9]*.
41 *
42 * If at least one error occurred, the result is FALSE.
43 *
44 * @param mixed $value The value that should be validated
45 * @return boolean TRUE if the value is valid, FALSE if an error occured
46 */
47 public function isValid($value) {
48 $this->errors = array();
49 if (is_string($value) && preg_match('/^[a-z0-9]*$/i', $value)) return TRUE;
50 $this->addError('The given subject was not a valid alphanumeric string.', 1221551320);
51 return FALSE;
52 }
53 }
54
55 ?>