02c068ba4fb9fe57b26c18855fe10a766201bb33
[Packages/TYPO3.CMS.git] / t3lib / utility / class.t3lib_utility_versionnumber.php
1 <?php
2 /***************************************************************
3 * Copyright notice
4 *
5 * (c) 2011 Susanne Moog <typo3@susanne-moog.de>
6 * All rights reserved
7 *
8 * This script is part of the TYPO3 project. The TYPO3 project is
9 * free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * The GNU General Public License can be found at
15 * http://www.gnu.org/copyleft/gpl.html.
16 * A copy is found in the textfile GPL.txt and important notices to the license
17 * from the author is found in LICENSE.txt distributed with these scripts.
18 *
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 * Class with helper functions for version number handling
29 *
30 * @author Susanne Moog <typo3@susanne-moog.de>
31 * @package TYPO3
32 * @subpackage t3lib
33 */
34
35 final class t3lib_utility_VersionNumber {
36
37 /**
38 * Returns an integer from a three part version number, eg '4.12.3' -> 4012003
39 *
40 * @param $versionNumber string Version number on format x.x.x
41 * @return integer Integer version of version number (where each part can count to 999)
42 */
43 public static function convertVersionNumberToInteger($versionNumber) {
44 $versionParts = explode('.', $versionNumber);
45 return intval((int) $versionParts[0] . str_pad((int) $versionParts[1], 3, '0', STR_PAD_LEFT) . str_pad((int) $versionParts[2], 3, '0', STR_PAD_LEFT));
46 }
47 }
48
49 ?>