modules/auth/auth.inc.php

   1 <?php
   2 /***************************************************************************
   3  *  Copyright (C) 2003-2008 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 function gpex_prepare_param($name, $val, &$to_hash,  $charset)
  23 {
  24     $val = iconv('UTF-8', $charset, $val);
  25     $to_hash .= $val;
  26     return '&' . $name . '=' . urlencode($val);
  27 }
  28
  29 function gpex_make($chlg, $privkey, $datafields, $charset)
  30 {
  31     $tohash   = "1$chlg$privkey";
  32     $params   = "";
  33     $fieldarr = explode(',', $datafields);
  34
  35     $res = XDB::query("SELECT  matricule, matricule_ax, promo,
  36                                promo_sortie, flags, deces, nom,
  37                                prenom, nationalite, section,
  38                                naissance
  39                          FROM  auth_user_md5 WHERE user_id = {?}",
  40                        S::v('uid'));
  41     $personnal_data = $res->fetchOneAssoc();
  42
  43     foreach ($fieldarr as $val) {
  44         /* on verifie qu'on n'a pas demandÃ© une variable inexistante ! */
  45         if ($val == 'perms') {
  46             $params .= gpex_prepare_param($val, S::has_perms() ? 'admin' : 'user', $tohash, $charset);
  47         } else if (S::has($val)) {
  48             $params .= gpex_prepare_param($val, S::v($val), $tohash, $charset);
  49         } else if (isset($personnal_data[$val])) {
  50             $params .= gpex_prepare_param($val, $personnal_data[$val], $tohash, $charset);
  51         } else if ($val == 'username') {
  52             $res = XDB::query("SELECT  alias FROM aliases
  53                                 WHERE  id = {?} AND FIND_IN_SET('bestalias', flags)",
  54                               S::v('uid'));
  55             $min_username = $res->fetchOneCell();
  56             $params      .= gpex_prepare_param($val, $min_username, $tohash, $charset);
  57         } else if ($val == 'grpauth') {
  58             if (isset($_GET['group'])) {
  59                 $res = XDB::query("SELECT  perms
  60                                      FROM  groupex.membres
  61                                INNER JOIN  groupex.asso ON(id = asso_id)
  62                                     WHERE  uid = {?} AND diminutif = {?}",
  63                                   S::v('uid'), $_GET['group']);
  64                 $perms = $res->fetchOneCell();
  65             } else {
  66                 // if no group asked, return main rights
  67                 $perms = S::has_perms() ? 'admin' : 'membre';
  68             }
  69             $params .= gpex_prepare_param($val, $perms, $tohash, $charset);
  70         }
  71     }
  72     $tohash .= "1";
  73     $auth = md5($tohash);
  74     return array($auth, "&auth=" . $auth . $params);
  75 }
  76
  77 /* cree les parametres de l'URL de retour avec les champs demandes */
  78 function gpex_make_params($chlg, $privkey, $datafields, $charset)
  79 {
  80     list ($auth, $param) = gpex_make($chlg, $privkey, $datafields, $charset);
  81     return $param;
  82 }
  83
  84 // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8:
  85 ?>