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