modules/openid/openid.inc.php

   1 <?php
   2 /***************************************************************************
   3  *  Copyright (C) 2003-2009 Polytechnique.org                              *
   4  *  http://opensource.polytechnique.org/                                   *
   5  *                                                                         *
   6  *  This program is free software; you can redistribute it and/or modify   *
   7  *  it under the terms of the GNU General Public License as published by   *
   8  *  the Free Software Foundation; either version 2 of the License, or      *
   9  *  (at your option) any later version.                                    *
  10  *                                                                         *
  11  *  This program is distributed in the hope that it will be useful,        *
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
  14  *  GNU General Public License for more details.                           *
  15  *                                                                         *
  16  *  You should have received a copy of the GNU General Public License      *
  17  *  along with this program; if not, write to the Free Software            *
  18  *  Foundation, Inc.,                                                      *
  19  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                *
  20  ***************************************************************************/
  21
  22 require_once "Auth/OpenID/Discover.php";
  23
  24 function init_openid_server()
  25 {
  26     // Initialize a filesystem-based store
  27     $store_location = dirname(__FILE__) . '/../../spool/openid/store';
  28     require_once "Auth/OpenID/FileStore.php";
  29     $store = new Auth_OpenID_FileStore($store_location);
  30
  31     // Create an OpenId server
  32     require_once 'Auth/OpenID/Server.php';
  33     return new Auth_OpenID_Server($store, get_openid_url());
  34 }
  35
  36 function get_openid_url()
  37 {
  38     global $globals;
  39     return $globals->baseurl . '/openid';
  40 }
  41
  42 function get_user($x) {
  43     if (is_null($x)) {
  44         return null;
  45     }
  46     $user = User::getSilent($x);
  47     return $user ? $user : null;
  48
  49 }
  50
  51 function get_user_by_alias($x) {
  52     if (is_null($x)) {
  53         return null;
  54     }
  55     // TODO such a function should probably be provided in the User class
  56     // or at least not here
  57     $res = XDB::query('SELECT  u.user_id
  58                          FROM  auth_user_md5   AS u
  59                    INNER JOIN  auth_user_quick AS q USING(user_id)
  60                    INNER JOIN  aliases         AS a ON (a.id = u.user_id AND type != \'homonyme\')
  61                         WHERE  u.perms IN(\'admin\', \'user\')
  62                           AND  q.emails_alias_pub = \'public\'
  63                           AND  a.alias = {?}',
  64                                $x);
  65     if (list($uid) = $res->fetchOneRow()) {
  66         $user = User::getSilent($uid);
  67     }
  68     return $user ? $user : null;
  69
  70 }
  71
  72 function get_user_openid_url($user)
  73 {
  74     if (is_null($user)) {
  75         return null;
  76     }
  77     global $globals;
  78     return $globals->baseurl . '/openid/' . $user->hruid;
  79 }
  80
  81 function get_idp_xrds_url()
  82 {
  83     global $globals;
  84     return $globals->baseurl . '/openid/idp_xrds';
  85 }
  86
  87 function get_user_xrds_url($user)
  88 {
  89     if (is_null($user)) {
  90         return null;
  91     }
  92     global $globals;
  93     return $globals->baseurl . '/openid/user_xrds/' . $user->hruid;
  94 }
  95
  96 function get_sreg_data($user)
  97 {
  98     if (is_null($user)) {
  99         return null;
 100     }
 101     return array('fullname' => $user->fullName(),
 102                  'nickname' => $user->displayName(),
 103                  'dob' => null,
 104                  'email' => $user->bestEmail(),
 105                  'gender' => $user->isFemale() ? 'F' : 'M',
 106                  'postcode' => null,
 107                  'country' => null,
 108                  'language' => null,
 109                  'timezone' => null);
 110 }
 111
 112 function is_trusted_site($user, $url)
 113 {
 114     $res = XDB::query('SELECT  COUNT(*)
 115                          FROM  openid_trusted
 116                         WHERE  (user_id = {?} OR user_id IS NULL)
 117                           AND  url = {?}',
 118                                $user->id(), $url);
 119     return $res->fetchOneCell() > 0;
 120 }
 121
 122 function add_trusted_site($user, $url)
 123 {
 124     XDB::execute("INSERT IGNORE INTO openid_trusted
 125                       SET user_id={?}, url={?}",
 126                   $user->id(), $url);
 127 }
 128
 129 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8:
 130 ?>