OpenDocumentService.php

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<?php
declare(strict_types = 1);
namespace ‪TYPO3\CMS\Opendocs\Service;
 
/*
 * 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\Authentication\BackendUserAuthentication;
 
class ‪OpenDocumentService
{
    protected ‪$backendUser;
 
    public function ‪__construct(‪BackendUserAuthentication ‪$backendUser = null)
    {
        $this->backendUser = ‪$backendUser ?: ‪$GLOBALS['BE_USER'];
    }
 
    public function ‪getOpenDocuments(): array
    {
        $openDocuments = [];
        $sessionOpenDocuments = $this->backendUser->getModuleData('FormEngine', 'ses');
 
        if ($sessionOpenDocuments !== null) {
            $openDocuments = $sessionOpenDocuments[0];
        }
 
        return $openDocuments;
    }
 
    public function ‪getRecentDocuments(): array
    {
        return $this->backendUser->getModuleData('opendocs::recent') ?: [];
    }
 
    public function ‪closeDocument(string $identifier): void
    {
        $openDocuments = $this->‪getOpenDocuments();
 
        if (!isset($openDocuments[$identifier])) {
            return;
        }
 
        $document = $openDocuments[$identifier];
        unset($openDocuments[$identifier]);
 
        $this->‪storeOpenDocuments($openDocuments);
        $this->‪addToRecentDocuments($identifier, $document);
    }
 
    protected function ‪storeOpenDocuments(array $openDocuments): void
    {
        list(, $lastOpenDocumentIdentifier) = $this->backendUser->getModuleData('FormEngine', 'ses');
        $this->backendUser->pushModuleData('FormEngine', [$openDocuments, $lastOpenDocumentIdentifier]);
    }
 
    protected function ‪addToRecentDocuments(string $identifier, array $document): void
    {
        $recentDocuments = $this->‪getRecentDocuments();
        $recentDocuments = array_merge(
            [$identifier => $document],
            $recentDocuments
        );
 
        // Allow a maximum of 8 recent documents
        if (count($recentDocuments) > 8) {
            $recentDocuments = array_slice($recentDocuments, 0, 8);
        }
 
        $this->backendUser->pushModuleData('opendocs::recent', $recentDocuments);
    }
}