nextcloud/apps/files_sharing/ajax/shareinfo.php

112 lines
3.7 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Bjoern Schiessle <bjoern@schiessle.org>
* @author Björn Schießle <bjoern@schiessle.org>
* @author Lukas Reschke <lukas@statuscode.ch>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <robin@icewind.nl>
* @author Roeland Jago Douma <roeland@famdouma.nl>
* @author Stefan Weil <sw@weilnetz.de>
* @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/>
*
*/
OCP\JSON::checkAppEnabled('files_sharing');
if (!isset($_GET['t'])) {
\OC_Response::setStatus(400); //400 Bad Request
exit;
}
$federatedSharingApp = new \OCA\FederatedFileSharing\AppInfo\Application();
$federatedShareProvider = $federatedSharingApp->getFederatedShareProvider();
if ($federatedShareProvider->isOutgoingServer2serverShareEnabled() === false) {
\OC_Response::setStatus(404); // 404 not found
exit;
}
$token = $_GET['t'];
$password = null;
if (isset($_POST['password'])) {
$password = $_POST['password'];
}
$relativePath = null;
if (isset($_GET['dir'])) {
$relativePath = $_GET['dir'];
}
$data = \OCA\Files_Sharing\Helper::setupFromToken($token, $relativePath, $password);
/** @var \OCP\Share\IShare $share */
$share = $data['share'];
// Load the files
$path = $data['realPath'];
$isWritable = $share->getPermissions() & (\OCP\Constants::PERMISSION_UPDATE | \OCP\Constants::PERMISSION_CREATE);
if (!$isWritable) {
// FIXME: should not add storage wrappers outside of preSetup, need to find a better way
$previousLog = \OC\Files\Filesystem::logWarningWhenAddingStorageWrapper(false);
\OC\Files\Filesystem::addStorageWrapper('readonly', function ($mountPoint, $storage) {
return new \OC\Files\Storage\Wrapper\PermissionsMask(array('storage' => $storage, 'mask' => \OCP\Constants::PERMISSION_READ + \OCP\Constants::PERMISSION_SHARE));
});
\OC\Files\Filesystem::logWarningWhenAddingStorageWrapper($previousLog);
}
$rootInfo = \OC\Files\Filesystem::getFileInfo($path);
$rootView = new \OC\Files\View('');
if($rootInfo === false || !($share->getPermissions() & \OCP\Constants::PERMISSION_READ)) {
OCP\JSON::error(array('data' => 'Share is not readable.'));
exit();
}
/**
* @param \OCP\Files\FileInfo $dir
* @param \OC\Files\View $view
* @return array
*/
function getChildInfo($dir, $view, $sharePermissions) {
$children = $view->getDirectoryContent($dir->getPath());
$result = array();
foreach ($children as $child) {
$formatted = \OCA\Files\Helper::formatFileInfo($child);
if ($child->getType() === 'dir') {
$formatted['children'] = getChildInfo($child, $view, $sharePermissions);
}
$formatted['mtime'] = $formatted['mtime'] / 1000;
$formatted['permissions'] = $sharePermissions & (int)$formatted['permissions'];
$result[] = $formatted;
}
return $result;
}
$result = \OCA\Files\Helper::formatFileInfo($rootInfo);
$result['mtime'] = $result['mtime'] / 1000;
$result['permissions'] = (int)$result['permissions'] & $share->getPermissions();
if ($rootInfo->getType() === 'dir') {
$result['children'] = getChildInfo($rootInfo, $rootView, $share->getPermissions());
}
OCP\JSON::success(array('data' => $result));