server/lib/private/connector/sabre/auth.php

99 lines
2.7 KiB
PHP

<?php
/**
* ownCloud
*
* @author Jakob Sack
* @copyright 2011 Jakob Sack kde@jakobsack.de
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 library. If not, see <http://www.gnu.org/licenses/>.
*
*/
class OC_Connector_Sabre_Auth extends Sabre_DAV_Auth_Backend_AbstractBasic {
/**
* Validates a username and password
*
* This method should return true or false depending on if login
* succeeded.
*
* @return bool
*/
protected function validateUserPass($username, $password) {
if (OC_User::isLoggedIn()) {
OC_Util::setupFS(OC_User::getUser());
return true;
} else {
OC_Util::setUpFS();//login hooks may need early access to the filesystem
if(OC_User::login($username, $password)) {
OC_Util::setUpFS(OC_User::getUser());
return true;
}
else{
return false;
}
}
}
/**
* Returns information about the currently logged in username.
*
* If nobody is currently logged in, this method should return null.
*
* @return string|null
*/
public function getCurrentUser() {
$user = OC_User::getUser();
if(!$user) {
return null;
}
return $user;
}
/**
* Override function here. We want to cache authentication cookies
* in the syncing client to avoid HTTP-401 roundtrips.
* If the sync client supplies the cookies, then OC_User::isLoggedIn()
* will return true and we can see this WebDAV request as already authenticated,
* even if there are no HTTP Basic Auth headers.
* In other case, just fallback to the parent implementation.
*
* @return bool
*/
public function authenticate(Sabre_DAV_Server $server, $realm) {
$result = $this->auth($server, $realm);
// close the session - right after authentication there is not need to write to the session any more
\OC::$session->close();
return $result;
}
/**
* @param Sabre_DAV_Server $server
* @param $realm
* @return bool
*/
private function auth(Sabre_DAV_Server $server, $realm) {
if (OC_User::handleApacheAuth() || OC_User::isLoggedIn()) {
$user = OC_User::getUser();
OC_Util::setupFS($user);
$this->currentUser = $user;
return true;
}
return parent::authenticate($server, $realm);
}
}