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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\Resource\Service;
use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
use TYPO3\CMS\Core\Messaging\FlashMessage;
use TYPO3\CMS\Core\Messaging\FlashMessageService;
use TYPO3\CMS\Core\Resource\Exception\InsufficientFolderReadPermissionsException;
use TYPO3\CMS\Core\Resource\Folder;
use TYPO3\CMS\Core\Resource\ResourceStorage;
use TYPO3\CMS\Core\Resource\StorageRepository;
use TYPO3\CMS\Core\Type\ContextualFeedbackSeverity;
use TYPO3\CMS\Core\Utility\GeneralUtility;
/**
* Service class for implementing the user filemounts,
* used for BE_USER (\TYPO3\CMS\Core\Authentication\BackendUserAuthentication)
* and TCEforms hooks
*
* Note: This is now also used by sys_file_collection table (fieldname "folder")!
*
* @deprecated since TYPO3 v12, will be removed in TYPO3 v13
*/
class UserFileMountService
{
public function __construct()
{
trigger_error('Class ' . __CLASS__ . ' will be removed with TYPO3 v13.0.', E_USER_DEPRECATED);
}
/**
* User function for sys_filemounts (the userfilemounts)
* to render a dropdown for selecting a folder
* of a selected mount
*
* @param array $PA the array with additional configuration options.
*/
public function renderTceformsSelectDropdown(&$PA)
{
$allowedStorageIds = array_map(
static function (ResourceStorage $storage) {
return $storage->getUid();
},
$this->getBackendUserAuthentication()->getFileStorages()
);
$storageUid = (int)($PA['row']['storage'][0] ?? 0);
if ($storageUid > 0 && in_array($storageUid, $allowedStorageIds, true)) {
$storageRepository = GeneralUtility::makeInstance(StorageRepository::class);
/** @var ResourceStorage $storage */
$storage = $storageRepository->findByUid($storageUid);
if ($storage === null) {
$flashMessageService = GeneralUtility::makeInstance(FlashMessageService::class);
$queue = $flashMessageService->getMessageQueueByIdentifier();
$queue->enqueue(new FlashMessage('Storage #' . $storageUid . ' does not exist. No folder is currently selectable.', '', ContextualFeedbackSeverity::ERROR));
if (empty($PA['items'])) {
$PA['items'][] = [
$PA['row'][$PA['field']],
$PA['row'][$PA['field']],
];
}
} elseif ($storage->isBrowsable()) {
$rootLevelFolders = [];
$fileMounts = $storage->getFileMounts();
if (!empty($fileMounts)) {
foreach ($fileMounts as $fileMountInfo) {
$rootLevelFolders[] = $fileMountInfo['folder'];
}
} else {
$rootLevelFolders[] = $storage->getRootLevelFolder();
}
foreach ($rootLevelFolders as $rootLevelFolder) {
$folderItems = $this->getSubfoldersForOptionList($rootLevelFolder);
foreach ($folderItems as $item) {
$PA['items'][] = [
$item->getIdentifier(),
$item->getIdentifier(),
];
}
}
} else {
$flashMessageService = GeneralUtility::makeInstance(FlashMessageService::class);
$queue = $flashMessageService->getMessageQueueByIdentifier();
$queue->enqueue(new FlashMessage('Storage "' . $storage->getName() . '" is not browsable. No folder is currently selectable.', '', ContextualFeedbackSeverity::WARNING));
if (empty($PA['items'])) {
$PA['items'][] = [
$PA['row'][$PA['field']],
$PA['row'][$PA['field']],
];
}
}
} else {
$PA['items'][] = ['', 'Please choose a FAL mount from above first.'];
}
}
/**
* Simple function to make a hierarchical subfolder request into
* a "flat" option list
*
* @param int $level a limiter
* @return Folder[]
*/
protected function getSubfoldersForOptionList(Folder $parentFolder, $level = 0)
{
$level++;
// hard break on recursion
if ($level > 99) {
return [];
}
$allFolderItems = [$parentFolder];
$subFolders = $parentFolder->getSubfolders();
foreach ($subFolders as $subFolder) {
try {
$subFolderItems = $this->getSubfoldersForOptionList($subFolder, $level);
} catch (InsufficientFolderReadPermissionsException $e) {
$subFolderItems = [];
}
$allFolderItems = array_merge($allFolderItems, $subFolderItems);
}
return $allFolderItems;
}
protected function getBackendUserAuthentication(): BackendUserAuthentication
{
return $GLOBALS['BE_USER'];
}
}