FolderLinkHandler.php

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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\Recordlist\LinkHandler;
 
use ‪TYPO3\CMS\Core\Imaging\Icon;
use ‪TYPO3\CMS\Core\LinkHandling\LinkService;
use ‪TYPO3\CMS\Core\Resource\FileInterface;
use ‪TYPO3\CMS\Core\Resource\Folder;
use ‪TYPO3\CMS\Core\Resource\InaccessibleFolder;
use ‪TYPO3\CMS\Core\Resource\ResourceInterface;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
class ‪FolderLinkHandler extends ‪FileLinkHandler
{
    protected ‪$mode = 'folder';
 
    protected ‪$expectedClass = Folder::class;
 
    protected function ‪getFolderContent(‪Folder $folder, $extensionList)
    {
        return $folder->‪getSubfolders();
    }
 
    public function ‪getBodyTagAttributes()
    {
        if ($this->linkParts['url']['folder'] instanceof $this->expectedClass) {
            return [
                'data-current-link' => GeneralUtility::makeInstance(LinkService::class)->asString(['type' => ‪LinkService::TYPE_FOLDER, 'folder' => $this->linkParts['url']['folder']])
            ];
        }
        return [];
    }
 
    protected function ‪renderItem(‪ResourceInterface $fileOrFolderObject)
    {
        if (!$fileOrFolderObject instanceof ‪Folder) {
            throw new \InvalidArgumentException('Expected Folder object, got "' . get_class($fileOrFolderObject) . '" object.', 1443651369);
        }
        $overlay = null;
        if ($fileOrFolderObject instanceof ‪InaccessibleFolder) {
            $overlay = ['status-overlay-locked' => []];
        }
        return [
            'icon' => $this->iconFactory->getIcon('apps-filetree-folder-default', ‪Icon::SIZE_SMALL, $overlay)->render(),
            'identifier' => $fileOrFolderObject->getCombinedIdentifier(),
            'name' => $fileOrFolderObject->‪getName(),
            'url'  => GeneralUtility::makeInstance(LinkService::class)->asString(['type' => ‪LinkService::TYPE_FOLDER, 'folder' => $fileOrFolderObject]),
            'title' => GeneralUtility::fixed_lgd_cs($fileOrFolderObject->‪getName(), (int)$this->getBackendUser()->uc['titleLen'])
        ];
    }
}