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sources/lib/user/http.php
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<?php
/**
* ownCloud
*
* @author Frank Karlitschek
* @copyright 2012 Robin Appelman icewind@owncloud.com
*
* 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/>.
*
*/
/**
* user backend using http auth requests
*/
class OC_User_HTTP extends OC_User_Backend {
/**
* split http://user@host/path into a user and url part
* @param string path
* @return array
*/
private function parseUrl($url) {
$parts=parse_url($url);
$url=$parts['scheme'].'://'.$parts['host'];
if(isset($parts['port'])) {
$url.=':'.$parts['port'];
}
$url.=$parts['path'];
if(isset($parts['query'])) {
$url.='?'.$parts['query'];
}
return array($parts['user'], $url);
}
/**
* check if an url is a valid login
* @param string url
* @return boolean
*/
private function matchUrl($url) {
return ! is_null(parse_url($url, PHP_URL_USER));
}
/**
* @brief Check if the password is correct
* @param $uid The username
* @param $password The password
* @returns string
*
* Check if the password is correct without logging in the user
* returns the user id or false
*/
public function checkPassword($uid, $password) {
if(!$this->matchUrl($uid)) {
return false;
}
list($user, $url)=$this->parseUrl($uid);
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_USERPWD, $user.':'.$password);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_exec($ch);
$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
return $status==200;
}
/**
* @brief check if a user exists
* @param string $uid the username
* @return boolean
*/
public function userExists($uid) {
return $this->matchUrl($uid);
}
/**
* @brief get the user's home directory
* @param string $uid the username
* @return boolean
*/
public function getHome($uid) {
if($this->userExists($uid)) {
return OC_Config::getValue( "datadirectory", OC::$SERVERROOT."/data" ) . '/' . $uid;
}else{
return false;
}
}
}
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