239 lines
7.4 KiB
PHP
239 lines
7.4 KiB
PHP
<?php
|
|
/**
|
|
* @author Björn Schießle <schiessle@owncloud.com>
|
|
* @author Morris Jobke <hey@morrisjobke.de>
|
|
*
|
|
* @copyright Copyright (c) 2015, ownCloud, Inc.
|
|
* @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/>
|
|
*
|
|
*/
|
|
|
|
namespace OCA\Files_Sharing\API;
|
|
|
|
class Server2Server {
|
|
|
|
/**
|
|
* create a new share
|
|
*
|
|
* @param array $params
|
|
* @return \OC_OCS_Result
|
|
*/
|
|
public function createShare($params) {
|
|
|
|
if (!$this->isS2SEnabled(true)) {
|
|
return new \OC_OCS_Result(null, 503, 'Server does not support federated cloud sharing');
|
|
}
|
|
|
|
$remote = isset($_POST['remote']) ? $_POST['remote'] : null;
|
|
$token = isset($_POST['token']) ? $_POST['token'] : null;
|
|
$name = isset($_POST['name']) ? $_POST['name'] : null;
|
|
$owner = isset($_POST['owner']) ? $_POST['owner'] : null;
|
|
$shareWith = isset($_POST['shareWith']) ? $_POST['shareWith'] : null;
|
|
$remoteId = isset($_POST['remoteId']) ? (int)$_POST['remoteId'] : null;
|
|
|
|
if ($remote && $token && $name && $owner && $remoteId && $shareWith) {
|
|
|
|
if(!\OCP\Util::isValidFileName($name)) {
|
|
return new \OC_OCS_Result(null, 400, 'The mountpoint name contains invalid characters.');
|
|
}
|
|
|
|
if (!\OCP\User::userExists($shareWith)) {
|
|
return new \OC_OCS_Result(null, 400, 'User does not exists');
|
|
}
|
|
|
|
\OC_Util::setupFS($shareWith);
|
|
|
|
$externalManager = new \OCA\Files_Sharing\External\Manager(
|
|
\OC::$server->getDatabaseConnection(),
|
|
\OC\Files\Filesystem::getMountManager(),
|
|
\OC\Files\Filesystem::getLoader(),
|
|
\OC::$server->getHTTPHelper(),
|
|
$shareWith
|
|
);
|
|
|
|
try {
|
|
$externalManager->addShare($remote, $token, '', $name, $owner, false, $shareWith, $remoteId);
|
|
|
|
$user = $owner . '@' . $this->cleanupRemote($remote);
|
|
|
|
\OC::$server->getActivityManager()->publishActivity(
|
|
'files_sharing', \OCA\Files_Sharing\Activity::SUBJECT_REMOTE_SHARE_RECEIVED, array($user), '', array(),
|
|
'', '', $shareWith, \OCA\Files_Sharing\Activity::TYPE_REMOTE_SHARE, \OCA\Files_Sharing\Activity::PRIORITY_LOW);
|
|
|
|
return new \OC_OCS_Result();
|
|
} catch (\Exception $e) {
|
|
\OCP\Util::writeLog('files_sharing', 'server can not add remote share, ' . $e->getMessage(), \OCP\Util::ERROR);
|
|
return new \OC_OCS_Result(null, 500, 'internal server error, was not able to add share from ' . $remote);
|
|
}
|
|
}
|
|
|
|
return new \OC_OCS_Result(null, 400, 'server can not add remote share, missing parameter');
|
|
}
|
|
|
|
/**
|
|
* accept server-to-server share
|
|
*
|
|
* @param array $params
|
|
* @return \OC_OCS_Result
|
|
*/
|
|
public function acceptShare($params) {
|
|
|
|
if (!$this->isS2SEnabled()) {
|
|
return new \OC_OCS_Result(null, 503, 'Server does not support federated cloud sharing');
|
|
}
|
|
|
|
$id = $params['id'];
|
|
$token = isset($_POST['token']) ? $_POST['token'] : null;
|
|
$share = self::getShare($id, $token);
|
|
|
|
if ($share) {
|
|
list($file, $link) = self::getFile($share['uid_owner'], $share['file_source']);
|
|
|
|
\OC::$server->getActivityManager()->publishActivity(
|
|
'files_sharing', \OCA\Files_Sharing\Activity::SUBJECT_REMOTE_SHARE_ACCEPTED, array($share['share_with'], basename($file)), '', array(),
|
|
$file, $link, $share['uid_owner'], \OCA\Files_Sharing\Activity::TYPE_REMOTE_SHARE, \OCA\Files_Sharing\Activity::PRIORITY_LOW);
|
|
}
|
|
|
|
return new \OC_OCS_Result();
|
|
}
|
|
|
|
/**
|
|
* decline server-to-server share
|
|
*
|
|
* @param array $params
|
|
* @return \OC_OCS_Result
|
|
*/
|
|
public function declineShare($params) {
|
|
|
|
if (!$this->isS2SEnabled()) {
|
|
return new \OC_OCS_Result(null, 503, 'Server does not support federated cloud sharing');
|
|
}
|
|
|
|
$id = $params['id'];
|
|
$token = isset($_POST['token']) ? $_POST['token'] : null;
|
|
|
|
$share = $this->getShare($id, $token);
|
|
|
|
if ($share) {
|
|
// userId must be set to the user who unshares
|
|
\OCP\Share::unshare($share['item_type'], $share['item_source'], $share['share_type'], null, $share['uid_owner']);
|
|
|
|
list($file, $link) = $this->getFile($share['uid_owner'], $share['file_source']);
|
|
|
|
\OC::$server->getActivityManager()->publishActivity(
|
|
'files_sharing', \OCA\Files_Sharing\Activity::SUBJECT_REMOTE_SHARE_DECLINED, array($share['share_with'], basename($file)), '', array(),
|
|
$file, $link, $share['uid_owner'], \OCA\Files_Sharing\Activity::TYPE_REMOTE_SHARE, \OCA\Files_Sharing\Activity::PRIORITY_LOW);
|
|
}
|
|
|
|
return new \OC_OCS_Result();
|
|
}
|
|
|
|
/**
|
|
* remove server-to-server share if it was unshared by the owner
|
|
*
|
|
* @param array $params
|
|
* @return \OC_OCS_Result
|
|
*/
|
|
public function unshare($params) {
|
|
|
|
if (!$this->isS2SEnabled()) {
|
|
return new \OC_OCS_Result(null, 503, 'Server does not support federated cloud sharing');
|
|
}
|
|
|
|
$id = $params['id'];
|
|
$token = isset($_POST['token']) ? $_POST['token'] : null;
|
|
|
|
$query = \OCP\DB::prepare('SELECT * FROM `*PREFIX*share_external` WHERE `remote_id` = ? AND `share_token` = ?');
|
|
$query->execute(array($id, $token));
|
|
$share = $query->fetchRow();
|
|
|
|
if ($token && $id && !empty($share)) {
|
|
|
|
$remote = $this->cleanupRemote($share['remote']);
|
|
|
|
$owner = $share['owner'] . '@' . $remote;
|
|
$mountpoint = $share['mountpoint'];
|
|
$user = $share['user'];
|
|
|
|
$query = \OCP\DB::prepare('DELETE FROM `*PREFIX*share_external` WHERE `remote_id` = ? AND `share_token` = ?');
|
|
$query->execute(array($id, $token));
|
|
|
|
\OC::$server->getActivityManager()->publishActivity(
|
|
'files_sharing', \OCA\Files_Sharing\Activity::SUBJECT_REMOTE_SHARE_UNSHARED, array($owner, $mountpoint), '', array(),
|
|
'', '', $user, \OCA\Files_Sharing\Activity::TYPE_REMOTE_SHARE, \OCA\Files_Sharing\Activity::PRIORITY_MEDIUM);
|
|
}
|
|
|
|
return new \OC_OCS_Result();
|
|
}
|
|
|
|
private function cleanupRemote($remote) {
|
|
$remote = substr($remote, strpos($remote, '://') + 3);
|
|
|
|
return rtrim($remote, '/');
|
|
}
|
|
|
|
/**
|
|
* get share
|
|
*
|
|
* @param int $id
|
|
* @param string $token
|
|
* @return array
|
|
*/
|
|
private function getShare($id, $token) {
|
|
$query = \OCP\DB::prepare('SELECT * FROM `*PREFIX*share` WHERE `id` = ? AND `token` = ? AND `share_type` = ?');
|
|
$query->execute(array($id, $token, \OCP\Share::SHARE_TYPE_REMOTE));
|
|
$share = $query->fetchRow();
|
|
|
|
return $share;
|
|
}
|
|
|
|
/**
|
|
* get file
|
|
*
|
|
* @param string $user
|
|
* @param int $fileSource
|
|
* @return array with internal path of the file and a absolute link to it
|
|
*/
|
|
private function getFile($user, $fileSource) {
|
|
\OC_Util::setupFS($user);
|
|
|
|
$file = \OC\Files\Filesystem::getPath($fileSource);
|
|
$args = \OC\Files\Filesystem::is_dir($file) ? array('dir' => $file) : array('dir' => dirname($file), 'scrollto' => $file);
|
|
$link = \OCP\Util::linkToAbsolute('files', 'index.php', $args);
|
|
|
|
return array($file, $link);
|
|
|
|
}
|
|
|
|
/**
|
|
* check if server-to-server sharing is enabled
|
|
*
|
|
* @param bool $incoming
|
|
* @return bool
|
|
*/
|
|
private function isS2SEnabled($incoming = false) {
|
|
|
|
$result = \OCP\App::isEnabled('files_sharing');
|
|
|
|
if ($incoming) {
|
|
$result = $result && \OCA\Files_Sharing\Helper::isIncomingServer2serverShareEnabled();
|
|
} else {
|
|
$result = $result && \OCA\Files_Sharing\Helper::isOutgoingServer2serverShareEnabled();
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
}
|