don't update openidserver if openid is empty

diff --git a/mod/settings.php b/mod/settings.php
index 273e8baa827874b1f1cb51295f58e9a407bc2faf..079c835b5af621b75e9259090767f40709e91de6 100644 (file)
--- a/mod/settings.php
+++ b/mod/settings.php
@@ -117,11 +117,15 @@ function settings_post(&$a) {
        // If openid has changed or if there's an openid but no openidserver, try and discover it.
 
        if($openid != $a->user['openid'] || (strlen($openid) && (! strlen($openidserver)))) {
-               logger('updating openidserver');
-               require_once('library/openid.php');
-               $open_id_obj = new LightOpenID;
-               $open_id_obj->identity = $openid;
-               $openidserver = $open_id_obj->discover($open_id_obj->identity);
+               if(strlen($openid)) {
+                       logger('updating openidserver');
+                       require_once('library/openid.php');
+                       $open_id_obj = new LightOpenID;
+                       $open_id_obj->identity = $openid;
+                       $openidserver = $open_id_obj->discover($open_id_obj->identity);
+               }
+               else
+                       $openidserver = '';
        }
 
        $r = q("UPDATE `user` SET `username` = '%s', `email` = '%s', `openid` = '%s', `timezone` = '%s',  `allow_cid` = '%s', `allow_gid` = '%s', `deny_cid` = '%s', `deny_gid` = '%s', `notify-flags` = %d, `page-flags` = %d, `default-location` = '%s', `allow_location` = %d, `theme` = '%s', `maxreq` = %d, `openidserver` = '%s'  WHERE `uid` = %d LIMIT 1",