badd3631c8a864704483f2714ef77c8487e1c5d8
[Packages/TYPO3.CMS.git] / typo3 / sysext / install / Classes / ViewHelpers / File / ExistsViewHelper.php
1 <?php
2 namespace TYPO3\CMS\Install\ViewHelpers\File;
3
4 /***************************************************************
5 * Copyright notice
6 *
7 * (c) 2013 Christian Kuhn <lolli@schwarzbu.ch>
8 * All rights reserved
9 *
10 * This script is part of the TYPO3 project. The TYPO3 project is
11 * free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 *
16 * The GNU General Public License can be found at
17 * http://www.gnu.org/copyleft/gpl.html.
18 *
19 * This script is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
23 *
24 * This copyright notice MUST APPEAR in all copies of the script!
25 ***************************************************************/
26
27 /**
28 * Simple view helper to check if given file is a regular file
29 *
30 * = Examples =
31 *
32 * <code title="Default">
33 * <f:file.exists file="Absolute-path" />
34 * </code>
35 *
36 * <output>
37 * TRUE or FALSE
38 * </output>
39 */
40 class ExistsViewHelper extends \TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper {
41
42 /**
43 * Check if given file is a regular file
44 *
45 * @param string $file Absolute path
46 * @return boolean
47 */
48 public function render($file) {
49 $result = FALSE;
50 if (file_exists($file) && is_file($file)) {
51 $result = TRUE;
52 }
53 return $result;
54 }
55 }