mod/openid.php

   1 <?php
   2
   3
   4 require_once('library/openid.php');
   5
   6
   7 function openid_content(&$a) {
   8
   9         $noid = get_config('system','no_openid');
  10         if($noid)
  11                 goaway(z_root());
  12
  13         logger('mod_openid ' . print_r($_REQUEST,true), LOGGER_DATA);
  14
  15         if((x($_GET,'openid_mode')) && (x($_SESSION,'openid'))) {
  16
  17                 $openid = new LightOpenID;
  18
  19                 if($openid->validate()) {
  20
  21                         #$authid = normalise_openid($_REQUEST['openid_identity']);
  22                         $authid = $_REQUEST['openid_identity'];
  23
  24                         if(! strlen($authid)) {
  25                                 logger( t('OpenID protocol error. No ID returned.') . EOL);
  26                                 goaway(z_root());
  27                         }
  28
  29                         // NOTE: we search both for normalised and non-normalised form of $authid
  30                         //       because the normalization step was removed from setting
  31                         //       mod/settings.php in 8367cad so it might have left mixed
  32                         //       records in the user table
  33                         //
  34                         $r = q("SELECT `user`.*, `user`.`pubkey` as `upubkey`, `user`.`prvkey` as `uprvkey`
  35                                 FROM `user` WHERE ( openid = '%s' OR openid = '%s' ) AND blocked = 0
  36                                 AND `account_expired` = 0 AND `account_removed` = 0 AND `verified` = 1 LIMIT 1",
  37                                 dbesc($authid), dbesc(normalise_openid($authid))
  38                         );
  39
  40                         if($r && count($r)) {
  41
  42                                 // successful OpenID login
  43
  44                                 unset($_SESSION['openid']);
  45
  46                                 require_once('include/security.php');
  47                                 authenticate_success($r[0],true,true);
  48
  49                                 // just in case there was no return url set
  50                                 // and we fell through
  51
  52                                 goaway(z_root());
  53                         }
  54
  55                         // Successful OpenID login - but we can't match it to an existing account.
  56                         // New registration?
  57
  58                         if($a->config['register_policy'] == REGISTER_CLOSED) {
  59                                 notice( t('Account not found and OpenID registration is not permitted on this site.') . EOL);
  60                                 goaway(z_root());
  61                         }
  62
  63                         unset($_SESSION['register']);
  64                         $args = '';
  65                         $attr = $openid->getAttributes();
  66                         if(is_array($attr) && count($attr)) {
  67                                 foreach($attr as $k => $v) {
  68                                         if($k === 'namePerson/friendly')
  69                                                 $nick = notags(trim($v));
  70                                         if($k === 'namePerson/first')
  71                                                 $first = notags(trim($v));
  72                                         if($k === 'namePerson')
  73                                                 $args .= '&username=' . notags(trim($v));
  74                                         if($k === 'contact/email')
  75                                                 $args .= '&email=' . notags(trim($v));
  76                                         if($k === 'media/image/aspect11')
  77                                                 $photosq = bin2hex(trim($v));
  78                                         if($k === 'media/image/default')
  79                                                 $photo = bin2hex(trim($v));
  80                                 }
  81                         }
  82                         if($nick)
  83                                 $args .= '&nickname=' . $nick;
  84                         elseif($first)
  85                                 $args .= '&nickname=' . $first;
  86
  87                         if($photosq)
  88                                 $args .= '&photo=' . $photosq;
  89                         elseif($photo)
  90                                 $args .= '&photo=' . $photo;
  91
  92                         $args .= '&openid_url=' . notags(trim($authid));
  93
  94                         goaway($a->get_baseurl() . '/register' . $args);
  95
  96                         // NOTREACHED
  97                 }
  98         }
  99         notice( t('Login failed.') . EOL);
 100         goaway(z_root());
 101         // NOTREACHED
 102 }