mod/openid.php

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