mirror of
https://github.com/nextcloud/server.git
synced 2024-08-29 17:54:44 +02:00
76 lines
2.5 KiB
PHP
76 lines
2.5 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
/**
|
|
* @copyright Copyright (c) 2022 Julius Härtl <jus@bitgrid.net>
|
|
*
|
|
* @author Julius Härtl <jus@bitgrid.net>
|
|
*
|
|
* @license GNU AGPL version 3 or any later version
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as
|
|
* published by the Free Software Foundation, either version 3 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
namespace OC\Core\Controller;
|
|
|
|
use OCP\AppFramework\Http\Response;
|
|
use OCP\Collaboration\Reference\IReferenceManager;
|
|
use OCP\AppFramework\Controller;
|
|
use OCP\AppFramework\Http;
|
|
use OCP\AppFramework\Http\DataDownloadResponse;
|
|
use OCP\AppFramework\Http\DataResponse;
|
|
use OCP\Files\AppData\IAppDataFactory;
|
|
use OCP\Files\NotFoundException;
|
|
use OCP\Files\NotPermittedException;
|
|
use OCP\IRequest;
|
|
|
|
class ReferenceController extends Controller {
|
|
private IReferenceManager $referenceManager;
|
|
private IAppDataFactory $appDataFactory;
|
|
|
|
public function __construct(string $appName, IRequest $request, IReferenceManager $referenceManager, IAppDataFactory $appDataFactory) {
|
|
parent::__construct($appName, $request);
|
|
$this->referenceManager = $referenceManager;
|
|
$this->appDataFactory = $appDataFactory;
|
|
}
|
|
|
|
/**
|
|
* @PublicPage
|
|
* @NoCSRFRequired
|
|
* @param string $referenceId the reference cache key
|
|
* @return Response
|
|
*/
|
|
public function preview(string $referenceId): Response {
|
|
$reference = $this->referenceManager->getReferenceByCacheKey($referenceId);
|
|
|
|
try {
|
|
$appData = $this->appDataFactory->get('core');
|
|
$folder = $appData->getFolder('opengraph');
|
|
$file = $folder->getFile($referenceId);
|
|
$contentType = $reference === null || $reference->getImageContentType() === null
|
|
? $file->getMimeType()
|
|
: $reference->getImageContentType();
|
|
$response = new DataDownloadResponse(
|
|
$file->getContent(),
|
|
$referenceId,
|
|
$contentType
|
|
);
|
|
} catch (NotFoundException|NotPermittedException $e) {
|
|
$response = new DataResponse('', Http::STATUS_NOT_FOUND);
|
|
}
|
|
$response->cacheFor(3600, false, true);
|
|
return $response;
|
|
}
|
|
}
|