9.5/_delete_uploads_finisher_8php_source.html

<?php

declare(strict_types = 1);

namespace ‪TYPO3\CMS\Form\Domain\Finishers;


/*

 * 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!

 */


use ‪TYPO3\CMS\Core\Resource\Folder;

use ‪TYPO3\CMS\Extbase\Domain\Model\FileReference;

use ‪TYPO3\CMS\Form\Domain\Model\FormElements\FileUpload;


class ‪DeleteUploadsFinisher extends ‪AbstractFinisher

{


    protected function ‪executeInternal()

    {

        $formRuntime = $this->finisherContext->getFormRuntime();


        $uploadFolders = [];

        $elements = $formRuntime->getFormDefinition()->getRenderablesRecursively();

        foreach ($elements as $element) {

            if (!$element instanceof ‪FileUpload) {

                continue;

            }

            $file = $formRuntime[$element->getIdentifier()];

            if (!$file) {

                continue;

            }


            if ($file instanceof ‪FileReference) {

                $file = $file->getOriginalResource();

            }


            $folder = $file->getParentFolder();

            $uploadFolders[$folder->getCombinedIdentifier()] = $folder;


            $file->getStorage()->deleteFile($file->getOriginalFile());

        }


        $this->‪deleteEmptyUploadFolders($uploadFolders);

    }


    protected function ‪deleteEmptyUploadFolders(array $folders): void

    {

        foreach ($folders as $folder) {

            if ($this->‪isEmptyFolder($folder)) {

                $folder->delete();

            }

        }

    }


    protected function ‪isEmptyFolder(‪Folder $folder): bool

    {

        return $folder->‪getFileCount() === 0

            && $folder->‪getStorage()->‪countFoldersInFolder($folder) === 0;

    }

}