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DatabaseUniqueUidNewRow.php
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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\StringUtility;
19 
23 class ‪DatabaseUniqueUidNewRow implements ‪FormDataProviderInterface
24 {
32  public function ‪addData(array $result)
33  {
34  if ($result['command'] !== 'new') {
35  return $result;
36  }
37  // Throw exception if uid is already set and does not start with NEW.
38  // In some situations a new record needs to be created again so the initialization of default
39  // values is triggered, but the "ID" of the new record is already known: This is the case if a
40  // new section container element is added by FormFlexAjaxController to a not yet persisted record.
41  // In this case, command "new" is given to the data compiler, but the "NEW1234" id has been calculated
42  // by the former compiler when opening the record already. The ajax controller then hands in the
43  // "new" command together with the id calculated by the first call.
44  if (isset($result['databaseRow']['uid']) && strpos($result['databaseRow']['uid'], 'NEW') !== 0) {
45  throw new \InvalidArgumentException(
46  'uid is already set to ' . $result['databaseRow']['uid'] . ' and does not start with NEW for a "new" command',
47  1437991120
48  );
49  }
50  if (!isset($result['databaseRow']['uid'])) {
51  $result['databaseRow']['uid'] = ‪StringUtility::getUniqueId('NEW');
52  }
53 
54  return $result;
55  }
56 }
‪TYPO3\CMS\Backend\Form\FormDataProvider\DatabaseUniqueUidNewRow\addData
‪array addData(array $result)
Definition: DatabaseUniqueUidNewRow.php:32
‪TYPO3\CMS\Backend\Form\FormDataProvider
Definition: AbstractDatabaseRecordProvider.php:2
‪TYPO3\CMS\Backend\Form\FormDataProviderInterface
Definition: FormDataProviderInterface.php:22
‪TYPO3\CMS\Core\Utility\StringUtility\getUniqueId
‪static string getUniqueId($prefix='')
Definition: StringUtility.php:91
‪TYPO3\CMS\Backend\Form\FormDataProvider\DatabaseUniqueUidNewRow
Definition: DatabaseUniqueUidNewRow.php:24
‪TYPO3\CMS\Core\Utility\StringUtility
Definition: StringUtility.php:21