2011-07-20 18:36:36 +04:00
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<?php
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2012-05-05 20:13:40 +04:00
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2011-07-20 18:36:36 +04:00
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/**
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2012-05-05 20:13:40 +04:00
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* ownCloud
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2011-07-20 18:36:36 +04:00
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*
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2012-05-05 20:13:40 +04:00
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* @author Jakob Sack
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* @copyright 2011 Jakob Sack kde@jakobsack.de
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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2011-07-20 18:36:36 +04:00
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*
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*/
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2012-05-05 20:13:40 +04:00
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2014-01-09 17:25:48 +04:00
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class OC_Connector_Sabre_Auth extends \Sabre\DAV\Auth\Backend\AbstractBasic {
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2015-01-16 16:31:02 +03:00
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const DAV_AUTHENTICATED = 'AUTHENTICATED_TO_DAV_BACKEND';
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/**
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* Whether the user has initially authenticated via DAV
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*
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* This is required for WebDAV clients that resent the cookies even when the
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* account was changed.
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*
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* @see https://github.com/owncloud/core/issues/13245
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*
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* @param string $username
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* @return bool
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*/
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protected function isDavAuthenticated($username) {
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return !is_null(\OC::$server->getSession()->get(self::DAV_AUTHENTICATED)) &&
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\OC::$server->getSession()->get(self::DAV_AUTHENTICATED) === $username;
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}
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2011-07-20 18:36:36 +04:00
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/**
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* Validates a username and password
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*
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* This method should return true or false depending on if login
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* succeeded.
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*
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2015-01-16 16:31:02 +03:00
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* @param string $username
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* @param string $password
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2011-07-20 18:36:36 +04:00
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* @return bool
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*/
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2012-09-07 17:22:01 +04:00
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protected function validateUserPass($username, $password) {
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2015-01-16 16:31:02 +03:00
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if (OC_User::isLoggedIn() &&
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$this->isDavAuthenticated($username)
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) {
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2012-12-13 04:30:25 +04:00
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OC_Util::setupFS(OC_User::getUser());
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2011-07-20 18:36:36 +04:00
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return true;
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2012-07-15 23:17:27 +04:00
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} else {
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2015-01-16 16:31:02 +03:00
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OC_Util::setUpFS(); //login hooks may need early access to the filesystem
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2012-09-10 13:29:35 +04:00
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if(OC_User::login($username, $password)) {
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2012-10-23 15:37:22 +04:00
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OC_Util::setUpFS(OC_User::getUser());
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2015-01-16 16:31:02 +03:00
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\OC::$server->getSession()->set(self::DAV_AUTHENTICATED, $username);
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\OC::$server->getSession()->close();
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2012-07-15 23:17:27 +04:00
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return true;
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2015-01-16 16:31:02 +03:00
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} else {
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\OC::$server->getSession()->close();
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2012-07-15 23:17:27 +04:00
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return false;
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}
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2011-07-20 18:36:36 +04:00
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}
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}
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2012-12-13 04:30:34 +04:00
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/**
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* Returns information about the currently logged in username.
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*
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* If nobody is currently logged in, this method should return null.
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*
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* @return string|null
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*/
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public function getCurrentUser() {
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$user = OC_User::getUser();
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2015-01-16 16:31:02 +03:00
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if($user && $this->isDavAuthenticated($user)) {
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return $user;
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2012-12-13 04:30:34 +04:00
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}
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2015-01-16 16:31:02 +03:00
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return null;
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2012-12-13 04:30:34 +04:00
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}
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2013-07-12 15:42:01 +04:00
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/**
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* Override function here. We want to cache authentication cookies
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* in the syncing client to avoid HTTP-401 roundtrips.
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* If the sync client supplies the cookies, then OC_User::isLoggedIn()
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* will return true and we can see this WebDAV request as already authenticated,
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* even if there are no HTTP Basic Auth headers.
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* In other case, just fallback to the parent implementation.
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*
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2014-01-09 17:25:48 +04:00
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* @param \Sabre\DAV\Server $server
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2014-05-12 00:51:30 +04:00
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* @param $realm
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2013-07-12 15:42:01 +04:00
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* @return bool
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*/
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2014-01-09 17:25:48 +04:00
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public function authenticate(\Sabre\DAV\Server $server, $realm) {
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2013-10-02 02:55:35 +04:00
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2014-03-10 17:40:36 +04:00
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$result = $this->auth($server, $realm);
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return $result;
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}
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/**
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2014-01-09 17:25:48 +04:00
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* @param \Sabre\DAV\Server $server
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2014-03-10 17:40:36 +04:00
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* @param $realm
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* @return bool
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*/
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2014-01-09 17:25:48 +04:00
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private function auth(\Sabre\DAV\Server $server, $realm) {
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2015-01-16 16:31:02 +03:00
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if (OC_User::handleApacheAuth()) {
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2013-07-12 15:42:01 +04:00
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$user = OC_User::getUser();
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OC_Util::setupFS($user);
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$this->currentUser = $user;
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2013-10-14 16:51:25 +04:00
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return true;
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2013-07-12 15:42:01 +04:00
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}
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return parent::authenticate($server, $realm);
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2014-03-10 17:40:36 +04:00
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}
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2012-08-29 10:38:33 +04:00
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}
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