135 lines
3.8 KiB
PHP
135 lines
3.8 KiB
PHP
<?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 Jakub Onderka <ahoj@jakubonderka.cz>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author simonspa <1677436+simonspa@users.noreply.github.com>
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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 = -1,
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int $x = 128,
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int $y = 128
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) {
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if ($fileId === -1 || $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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