[project @ AX::FetchResponse::fromSuccessResponse - return null when there's no ax args]

1 files changed, 4 insertions, 1 deletions

diff --git a/Auth/OpenID/AX.php b/Auth/OpenID/AX.php
index c2b2802..33c8ad2 100644
--- a/Auth/OpenID/AX.php
+++ b/Auth/OpenID/AX.php
@@ -922,7 +922,7 @@ class Auth_OpenID_AX_FetchResponse extends Auth_OpenID_AX_KeyValueMessage {
      * @return $response A FetchResponse containing the data from the
      * OpenID message
      */
-    function &fromSuccessResponse($success_response, $signed=true)
+    function fromSuccessResponse($success_response, $signed=true)
     {
         $obj = new Auth_OpenID_AX_FetchResponse();
         if ($signed) {
@@ -930,6 +930,9 @@ class Auth_OpenID_AX_FetchResponse extends Auth_OpenID_AX_KeyValueMessage {
         } else {
             $ax_args = $success_response->message->getArgs($obj->ns_uri);
         }
+        if ($ax_args === null || sizeof($ax_args) == 0) {
+            return null;
+        }
 
         return $obj->parseExtensionArgs($ax_args);
     }