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<?php
/**
* ownCloud
*
* @author Frank Karlitschek
* @copyright 2012 Frank Karlitschek frank@owncloud.org
*
* 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_USER_WEBDAVAUTH extends OC_User_Backend implements \OCP\IUserBackend {
protected $webdavauth_url;
public function __construct() {
$this->webdavauth_url = OC_Config::getValue( "user_webdavauth_url" );
}
public function deleteUser($uid) {
// Can't delete user
OC_Log::write('OC_USER_WEBDAVAUTH', 'Not possible to delete users from web frontend using WebDAV user backend', 3);
return false;
}
public function setPassword ( $uid, $password ) {
// We can't change user password
OC_Log::write('OC_USER_WEBDAVAUTH', 'Not possible to change password for users from web frontend using WebDAV user backend', 3);
return false;
}
public function checkPassword( $uid, $password ) {
$arr = explode('://', $this->webdavauth_url, 2);
if( ! isset($arr) OR count($arr) !== 2) {
OC_Log::write('OC_USER_WEBDAVAUTH', 'Invalid Url: "'.$this->webdavauth_url.'" ', 3);
return false;
}
list($webdavauth_protocol, $webdavauth_url_path) = $arr;
$url= $webdavauth_protocol.'://'.urlencode($uid).':'.urlencode($password).'@'.$webdavauth_url_path;
$headers = get_headers($url);
if($headers==false) {
OC_Log::write('OC_USER_WEBDAVAUTH', 'Not possible to connect to WebDAV Url: "'.$webdavauth_protocol.'://'.$webdavauth_url_path.'" ', 3);
return false;
}
$returncode= substr($headers[0], 9, 3);
if(substr($returncode, 0, 1) === '2') {
return $uid;
} else {
return false;
}
}
/*
* we don´t know if a user exists without the password. so we have to return true all the time
*/
public function userExists( $uid ){
return true;
}
/**
* @return bool
*/
public function hasUserListings() {
return false;
}
/*
* we don´t know the users so all we can do it return an empty array here
*/
public function getUsers($search = '', $limit = 10, $offset = 0) {
$returnArray = array();
return $returnArray;
}
/**
* Backend name to be shown in user management
* @return string the name of the backend to be shown
*/
public function getBackendName(){
return 'WebDAV';
}
}
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