nextcloud/apps/files_versions/download.php

60 lines
1.9 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Andreas Fischer <bantu@owncloud.com>
* @author Björn Schießle <bjoern@schiessle.org>
* @author Lukas Reschke <lukas@statuscode.ch>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Roeland Jago Douma <roeland@famdouma.nl>
* @author Vincent Petry <pvince81@owncloud.com>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
\OC_JSON::checkAppEnabled('files_versions');
\OC_JSON::checkLoggedIn();
$file = $_GET['file'];
$revision=(int)$_GET['revision'];
try {
list($uid, $filename) = OCA\Files_Versions\Storage::getUidAndFilename($file);
} catch(\OCP\Files\NotFoundException $e) {
http_response_code(404);
$tmpl = new OCP\Template('', '404', 'guest');
$tmpl->assign('file', '');
$tmpl->printPage();
exit();
}
$versionName = '/'.$uid.'/files_versions/'.$filename.'.v'.$revision;
$view = new OC\Files\View('/');
$ftype = \OC::$server->getMimeTypeDetector()->getSecureMimeType($view->getMimeType('/'.$uid.'/files/'.$filename));
header('Content-Type:'.$ftype);
\OC_Response::setContentDispositionHeader(basename($filename), 'attachment');
header('Pragma: public');// enable caching in IE
header('Expires: 0');
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
\OC_Response::setContentLengthHeader($view->filesize($versionName));
OC_Util::obEnd();
$view->readfile($versionName);