c5a0075ff120502af8ecb399f28254c23fbbe1c6
[Packages/TYPO3.CMS.git] / typo3 / sysext / backend / Classes / Form / FormDataProvider / TcaInlineIsOnSymmetricSide.php
1 <?php
2 namespace TYPO3\CMS\Backend\Form\FormDataProvider;
3
4 /*
5 * This file is part of the TYPO3 CMS project.
6 *
7 * It is free software; you can redistribute it and/or modify it under
8 * the terms of the GNU General Public License, either version 2
9 * of the License, or any later version.
10 *
11 * For the full copyright and license information, please read the
12 * LICENSE.txt file that was distributed with this source code.
13 *
14 * The TYPO3 project - inspiring people to share!
15 */
16
17 use TYPO3\CMS\Backend\Form\FormDataProviderInterface;
18 use TYPO3\CMS\Core\Utility\MathUtility;
19
20 /**
21 * Determine the wether the child is on symmetric side or not.
22 *
23 * TCA ctrl fields like label and label_alt are evaluated and their
24 * current values from databaseRow used to create the title.
25 */
26 class TcaInlineIsOnSymmetricSide implements FormDataProviderInterface
27 {
28 /**
29 * Enrich the processed record information with the resolved title
30 *
31 * @param array $result Incoming result array
32 * @return array Modified array
33 */
34 public function addData(array $result)
35 {
36 if (!$result['isInlineChild']) {
37 return $result;
38 }
39
40 $result['isOnSymmetricSide'] = MathUtility::canBeInterpretedAsInteger($result['databaseRow']['uid'])
41 && $result['inlineParentConfig']['symmetric_field']
42 // non-strict comparison by intention
43 && $result['inlineParentUid'] == $result['databaseRow'][$result['inlineParentConfig']['symmetric_field']][0];
44
45 return $result;
46 }
47 }