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<?php
declare(strict_types=1);
/*
* 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\Backend\Controller;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use TYPO3\CMS\Backend\Attribute\Controller;
use TYPO3\CMS\Backend\ElementBrowser\ElementBrowserRegistry;
use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
use TYPO3\CMS\Core\Http\HtmlResponse;
/**
* Script class for the Element Browser window.
* @internal This class is a specific Backend controller implementation and is not part of the TYPO3's Core API.
*/
#[Controller]
class ElementBrowserController
{
/**
* The mode determines the main kind of output of the element browser.
*
* There are these options for values:
* - "db" will allow you to browse for pages or records in the page tree for FormEngine select fields
* - "file" will allow you to browse for files in the folder mounts for FormEngine file selections
* - "folder" will allow you to browse for folders in the folder mounts for FormEngine folder selections
* - Other options may be registered via extensions
*/
protected string $mode = '';
public function __construct(protected readonly ElementBrowserRegistry $elementBrowserRegistry) {}
/**
* Injects the request object for the current request or sub-request
* As this controller goes only through the main() method, it is rather simple for now
*
* @param ServerRequestInterface $request the current request
* @return ResponseInterface the response with the content
*/
public function mainAction(ServerRequestInterface $request): ResponseInterface
{
$this->mode = $request->getQueryParams()['mode'] ?? $request->getQueryParams()['mode'] ?? '';
return new HtmlResponse($this->main($request));
}
/**
* Main function, detecting the current mode of the element browser and branching out to internal methods.
*
* @return string HTML content
*/
protected function main(ServerRequestInterface $request)
{
$browser = $this->elementBrowserRegistry->getElementBrowser($this->mode);
if (is_callable([$browser, 'setRequest'])) {
$browser->setRequest($request);
}
$backendUser = $this->getBackendUser();
$modData = $backendUser->getModuleData('browse_links.php', 'ses');
[$modData] = $browser->processSessionData($modData);
$backendUser->pushModuleData('browse_links.php', $modData);
return $browser->render();
}
protected function getBackendUser(): BackendUserAuthentication
{
return $GLOBALS['BE_USER'];
}
}