1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
<?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 implements \OCP\IUserBackend {
/**
* split http://user@host/path into a user and url part
* @param string $url
* @return array
*/
private function parseUrl($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));
}
/**
* Check if the password is correct
* @param string $uid The username
* @param string $password The password
* @return string
*
* Check if the password is correct without logging in the user
* returns the user id or false
*/
public function checkPassword($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($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS);
curl_setopt($ch, CURLOPT_REDIR_PROTOCOLS, CURLPROTO_HTTP | CURLPROTO_HTTPS);
curl_exec($ch);
$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if($status === 200) {
return $uid;
}
return false;
}
/**
* check if a user exists
* @param string $uid the username
* @return boolean
*/
public function userExists($uid) {
return $this->matchUrl($uid);
}
/**
* get the user's home directory
* @param string $uid the username
* @return string|false
*/
public function getHome($uid) {
if($this->userExists($uid)) {
return OC_Config::getValue( "datadirectory", OC::$SERVERROOT."/data" ) . '/' . $uid;
}else{
return false;
}
}
/**
* Backend name to be shown in user management
* @return string the name of the backend to be shown
*/
public function getBackendName(){
return 'HTTP';
}
}
|
