100 lines
2.8 KiB
PHP
100 lines
2.8 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, Roeland Jago Douma <roeland@famdouma.nl>
|
|
*
|
|
* @author Roeland Jago Douma <roeland@famdouma.nl>
|
|
*
|
|
* @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 OCA\Files_Versions\Controller;
|
|
|
|
use OCP\AppFramework\Controller;
|
|
use OCP\AppFramework\Http;
|
|
use OCP\AppFramework\Http\DataResponse;
|
|
use OCP\AppFramework\Http\FileDisplayResponse;
|
|
use OCP\Files\File;
|
|
use OCP\Files\Folder;
|
|
use OCP\Files\IMimeTypeDetector;
|
|
use OCP\Files\IRootFolder;
|
|
use OCP\Files\NotFoundException;
|
|
use OCP\IPreview;
|
|
use OCP\IRequest;
|
|
|
|
class PreviewController extends Controller {
|
|
|
|
/** @var IRootFolder */
|
|
private $rootFolder;
|
|
|
|
/** @var string */
|
|
private $userId;
|
|
|
|
/** @var IMimeTypeDetector */
|
|
private $mimeTypeDetector;
|
|
|
|
/** @var IPreview */
|
|
private $previewManager;
|
|
|
|
public function __construct($appName,
|
|
IRequest $request,
|
|
IRootFolder $rootFolder,
|
|
$userId,
|
|
IMimeTypeDetector $mimeTypeDetector,
|
|
IPreview $previewManager) {
|
|
parent::__construct($appName, $request);
|
|
|
|
$this->rootFolder = $rootFolder;
|
|
$this->userId = $userId;
|
|
$this->mimeTypeDetector = $mimeTypeDetector;
|
|
$this->previewManager = $previewManager;
|
|
}
|
|
|
|
/**
|
|
* @NoAdminRequired
|
|
* @NoCSRFRequired
|
|
*
|
|
* @param string $file
|
|
* @param int $x
|
|
* @param int $y
|
|
* @param string $version
|
|
* @return DataResponse|FileDisplayResponse
|
|
*/
|
|
public function getPreview(
|
|
$file = '',
|
|
$x = 44,
|
|
$y = 44,
|
|
$version = ''
|
|
) {
|
|
if($file === '' || $version === '' || $x === 0 || $y === 0) {
|
|
return new DataResponse([], Http::STATUS_BAD_REQUEST);
|
|
}
|
|
|
|
try {
|
|
$userFolder = $this->rootFolder->getUserFolder($this->userId);
|
|
/** @var Folder $versionFolder */
|
|
$versionFolder = $userFolder->getParent()->get('files_versions');
|
|
$mimeType = $this->mimeTypeDetector->detectPath($file);
|
|
$file = $versionFolder->get($file.'.v'.$version);
|
|
|
|
/** @var File $file */
|
|
$f = $this->previewManager->getPreview($file, $x, $y, true, IPreview::MODE_FILL, $mimeType);
|
|
return new FileDisplayResponse($f, Http::STATUS_OK, ['Content-Type' => $f->getMimeType()]);
|
|
} catch (NotFoundException $e) {
|
|
return new DataResponse([], Http::STATUS_NOT_FOUND);
|
|
}
|
|
}
|
|
}
|