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<?php
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\DataHandling;
use TYPO3\CMS\Backend\Utility\BackendUtility;
use TYPO3\CMS\Core\Localization\LanguageService;
use TYPO3\CMS\Core\Messaging\FlashMessage;
use TYPO3\CMS\Core\Messaging\FlashMessageService;
use TYPO3\CMS\Core\Schema\Struct\SelectItem;
use TYPO3\CMS\Core\Type\ContextualFeedbackSeverity;
use TYPO3\CMS\Core\Utility\GeneralUtility;
/**
* Provides services around item processing
*/
class ItemProcessingService
{
/**
* Executes an itemsProcFunc if defined in TCA and returns the combined result (predefined + processed items)
*
* @param string $table
* @param int $realPid Record pid. This is the pid of the record.
* @param string $field
* @param array $row
* @param array $tcaConfig The TCA configuration of $field
* @param array $selectedItems The items already defined in the TCA configuration
* @return array The processed items (including the predefined items)
*/
public function getProcessingItems($table, $realPid, $field, $row, $tcaConfig, $selectedItems)
{
$pageId = (int)($table === 'pages' ? ($row['uid'] ?? $realPid) : ($row['pid'] ?? $realPid));
$TSconfig = BackendUtility::getPagesTSconfig($pageId);
$fieldTSconfig = $TSconfig['TCEFORM.'][$table . '.'][$field . '.'] ?? [];
$params = [];
$params['items'] = &$selectedItems;
$params['config'] = $tcaConfig;
$params['TSconfig'] = $fieldTSconfig['itemsProcFunc.'] ?? null;
$params['table'] = $table;
$params['row'] = $row;
$params['field'] = $field;
// The itemsProcFunc method may throw an exception.
// If it does, display an error message and return items unchanged.
try {
$params['items'] = array_map(
fn(array $item) => SelectItem::fromTcaItemArray($item, $params['config']['type']),
$params['items']
);
GeneralUtility::callUserFunction($tcaConfig['itemsProcFunc'], $params, $this);
$params['items'] = array_map(
fn($item) => $item instanceof SelectItem ? $item : SelectItem::fromTcaItemArray($item, $params['config']['type']),
$params['items']
);
} catch (\Exception $exception) {
$languageService = $this->getLanguageService();
$fieldLabel = $field;
if (isset($GLOBALS['TCA'][$table]['columns'][$field]['label'])) {
$fieldLabel = $languageService->sL($GLOBALS['TCA'][$table]['columns'][$field]['label']);
}
$message = sprintf(
$languageService->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:error.items_proc_func_error'),
$fieldLabel,
$exception->getMessage()
);
$flashMessage = GeneralUtility::makeInstance(
FlashMessage::class,
$message,
'',
ContextualFeedbackSeverity::ERROR,
true
);
$flashMessageService = GeneralUtility::makeInstance(FlashMessageService::class);
$defaultFlashMessageQueue = $flashMessageService->getMessageQueueByIdentifier();
$defaultFlashMessageQueue->enqueue($flashMessage);
}
return $selectedItems;
}
protected function getLanguageService(): LanguageService
{
return $GLOBALS['LANG'];
}
}