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130 lines
3.7 KiB
130 lines
3.7 KiB
<?php |
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declare(strict_types=1); |
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/** |
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* @copyright Copyright (c) 2016, Roeland Jago Douma <roeland@famdouma.nl> |
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* |
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* @author Morris Jobke <hey@morrisjobke.de> |
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* @author Roeland Jago Douma <roeland@famdouma.nl> |
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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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*/ |
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namespace OCA\Files_Trashbin\Controller; |
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use OCA\Files_Trashbin\Trash\ITrashManager; |
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use OCP\AppFramework\Controller; |
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use OCP\AppFramework\Http; |
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use OCP\AppFramework\Http\DataResponse; |
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use OCP\AppFramework\Utility\ITimeFactory; |
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use OCP\Files\Folder; |
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use OCP\Files\IMimeTypeDetector; |
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use OCP\Files\IRootFolder; |
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use OCP\Files\NotFoundException; |
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use OCP\IPreview; |
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use OCP\IRequest; |
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use OCP\IUserSession; |
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class PreviewController extends Controller { |
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/** @var IRootFolder */ |
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private $rootFolder; |
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/** @var ITrashManager */ |
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private $trashManager; |
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/** @var IUserSession */ |
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private $userSession; |
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/** @var IMimeTypeDetector */ |
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private $mimeTypeDetector; |
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/** @var IPreview */ |
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private $previewManager; |
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/** @var ITimeFactory */ |
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private $time; |
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public function __construct( |
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string $appName, |
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IRequest $request, |
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IRootFolder $rootFolder, |
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ITrashManager $trashManager, |
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IUserSession $userSession, |
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IMimeTypeDetector $mimeTypeDetector, |
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IPreview $previewManager, |
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ITimeFactory $time |
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) { |
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parent::__construct($appName, $request); |
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$this->trashManager = $trashManager; |
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$this->rootFolder = $rootFolder; |
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$this->userSession = $userSession; |
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$this->mimeTypeDetector = $mimeTypeDetector; |
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$this->previewManager = $previewManager; |
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$this->time = $time; |
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} |
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/** |
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* @NoAdminRequired |
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* @NoCSRFRequired |
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* |
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* @return DataResponse|Http\FileDisplayResponse |
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*/ |
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public function getPreview( |
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int $fileId, |
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int $x = 128, |
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int $y = 128 |
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) { |
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if ($x === 0 || $y === 0) { |
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return new DataResponse([], Http::STATUS_BAD_REQUEST); |
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} |
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try { |
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$file = $this->trashManager->getTrashNodeById($this->userSession->getUser(), $fileId); |
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if ($file === null) { |
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return new DataResponse([], Http::STATUS_NOT_FOUND); |
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} |
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if ($file instanceof Folder) { |
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return new DataResponse([], Http::STATUS_BAD_REQUEST); |
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} |
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$pathParts = pathinfo($file->getName()); |
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$extension = $pathParts['extension'] ?? ''; |
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$fileName = $pathParts['filename']; |
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/* |
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* Files in the root of the trashbin are timetamped. |
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* So we have to strip that in order to properly detect the mimetype of the file. |
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*/ |
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if (preg_match('/d\d+/', $extension)) { |
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$mimeType = $this->mimeTypeDetector->detectPath($fileName); |
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} else { |
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$mimeType = $this->mimeTypeDetector->detectPath($file->getName()); |
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} |
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$f = $this->previewManager->getPreview($file, $x, $y, true, IPreview::MODE_FILL, $mimeType); |
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$response = new Http\FileDisplayResponse($f, Http::STATUS_OK, ['Content-Type' => $f->getMimeType()]); |
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// Cache previews for 24H |
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$response->cacheFor(3600 * 24); |
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return $response; |
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} catch (NotFoundException $e) { |
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return new DataResponse([], Http::STATUS_NOT_FOUND); |
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} catch (\InvalidArgumentException $e) { |
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return new DataResponse([], Http::STATUS_BAD_REQUEST); |
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} |
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} |
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}
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