[TASK] Make preperations for backporting Flow validation api
[Packages/TYPO3.CMS.git] / typo3 / sysext / extbase / Classes / Validation / Validator / AlphanumericValidator.php
1 <?php
2 namespace TYPO3\CMS\Extbase\Validation\Validator;
3
4 /***************************************************************
5 * Copyright notice
6 *
7 * (c) 2010-2013 Extbase Team (http://forge.typo3.org/projects/typo3v4-mvc)
8 * Extbase is a backport of TYPO3 Flow. All credits go to the TYPO3 Flow team.
9 * All rights reserved
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 * A copy is found in the textfile GPL.txt and important notices to the license
20 * from the author is found in LICENSE.txt distributed with these scripts.
21 *
22 *
23 * This script is distributed in the hope that it will be useful,
24 * but WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26 * GNU General Public License for more details.
27 *
28 * This copyright notice MUST APPEAR in all copies of the script!
29 ***************************************************************/
30 /**
31 * Validator for alphanumeric strings
32 *
33 * @api
34 */
35 class AlphanumericValidator extends AbstractValidator {
36
37 /**
38 * Returns TRUE, if the given property ($propertyValue) is a valid
39 * alphanumeric string, which is defined as [a-zA-Z0-9]*.
40 *
41 * If at least one error occurred, the result is FALSE.
42 *
43 * @param mixed $value The value that should be validated
44 * @return boolean TRUE if the value is valid, FALSE if an error occured
45 */
46 public function isValid($value) {
47 $this->errors = array();
48 if (!is_string($value) || preg_match('/^[\pL\d]*$/u', $value) !== 1) {
49 $this->addError(
50 \TYPO3\CMS\Extbase\Utility\LocalizationUtility::translate(
51 'validator.alphanumeric.notvalid',
52 'extbase'
53 ), 1221551320);
54 return FALSE;
55 }
56
57 return TRUE;
58 }
59 }
60
61 ?>