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 = $_REQUEST['openid_identity'];
  22
  23                         if(! strlen($authid)) {
  24                                 logger( t('OpenID protocol error. No ID returned.') . EOL);
  25                                 goaway(z_root());
  26                         }
  27
  28                         // NOTE: we search both for normalised and non-normalised form of $authid
  29                         //       because the normalization step was removed from setting
  30                         //       mod/settings.php in 8367cad so it might have left mixed
  31                         //       records in the user table
  32                         //
  33                         $r = q("SELECT * FROM `user`
  34                                 WHERE ( `openid` = '%s' OR `openid` = '%s' )
  35                                 AND `blocked` = 0 AND `account_expired` = 0
  36                                 AND `account_removed` = 0 AND `verified` = 1
  37                                 LIMIT 1",
  38                                 dbesc($authid), dbesc(normalise_openid($authid))
  39                         );
  40
  41                         if($r && count($r)) {
  42
  43                                 // successful OpenID login
  44
  45                                 unset($_SESSION['openid']);
  46
  47                                 require_once('include/security.php');
  48                                 authenticate_success($r[0],true,true);
  49
  50                                 // just in case there was no return url set
  51                                 // and we fell through
  52
  53                                 goaway(z_root());
  54                         }
  55
  56                         // Successful OpenID login - but we can't match it to an existing account.
  57                         // New registration?
  58
  59                         if($a->config['register_policy'] == REGISTER_CLOSED) {
  60                                 notice( t('Account not found and OpenID registration is not permitted on this site.') . EOL);
  61                                 goaway(z_root());
  62                         }
  63
  64                         unset($_SESSION['register']);
  65                         $args = '';
  66                         $attr = $openid->getAttributes();
  67                         if(is_array($attr) && count($attr)) {
  68                                 foreach($attr as $k => $v) {
  69                                         if($k === 'namePerson/friendly')
  70                                                 $nick = notags(trim($v));
  71                                         if($k === 'namePerson/first')
  72                                                 $first = notags(trim($v));
  73                                         if($k === 'namePerson')
  74                                                 $args .= '&username=' . notags(trim($v));
  75                                         if($k === 'contact/email')
  76                                                 $args .= '&email=' . notags(trim($v));
  77                                         if($k === 'media/image/aspect11')
  78                                                 $photosq = bin2hex(trim($v));
  79                                         if($k === 'media/image/default')
  80                                                 $photo = bin2hex(trim($v));
  81                                 }
  82                         }
  83                         if($nick)
  84                                 $args .= '&nickname=' . $nick;
  85                         elseif($first)
  86                                 $args .= '&nickname=' . $first;
  87
  88                         if($photosq)
  89                                 $args .= '&photo=' . $photosq;
  90                         elseif($photo)
  91                                 $args .= '&photo=' . $photo;
  92
  93                         $args .= '&openid_url=' . notags(trim($authid));
  94
  95                         goaway($a->get_baseurl() . '/register' . $args);
  96
  97                         // NOTREACHED
  98                 }
  99         }
 100         notice( t('Login failed.') . EOL);
 101         goaway(z_root());
 102         // NOTREACHED
 103 }