57 lines
2.1 KiB
PHP
57 lines
2.1 KiB
PHP
<?php
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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namespace TYPO3\CMS\Backend\Form\FormDataProvider;
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use TYPO3\CMS\Backend\Form\FormDataProviderInterface;
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use TYPO3\CMS\Core\Utility\StringUtility;
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/**
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* On "new" command, initialize uid with a unique uid
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*/
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class DatabaseUniqueUidNewRow implements FormDataProviderInterface
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{
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/**
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* Initialize new row with unique uid
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*
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* @return array
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* @throws \InvalidArgumentException
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*/
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public function addData(array $result)
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{
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if ($result['command'] !== 'new') {
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return $result;
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}
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// Throw exception if uid is already set and does not start with NEW.
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// In some situations a new record needs to be created again so the initialization of default
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// values is triggered, but the "ID" of the new record is already known: This is the case if a
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// new section container element is added by FormFlexAjaxController to a not yet persisted record.
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// In this case, command "new" is given to the data compiler, but the "NEW1234" id has been calculated
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// by the former compiler when opening the record already. The ajax controller then hands in the
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// "new" command together with the id calculated by the first call.
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if (isset($result['databaseRow']['uid']) && !str_starts_with($result['databaseRow']['uid'], 'NEW')) {
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throw new \InvalidArgumentException(
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'uid is already set to ' . $result['databaseRow']['uid'] . ' and does not start with NEW for a "new" command',
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1437991120
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);
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}
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if (!isset($result['databaseRow']['uid'])) {
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$result['databaseRow']['uid'] = StringUtility::getUniqueId('NEW');
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}
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return $result;
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}
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}
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