Added handling of no course ref in lms award badge

Author: DanielBrierton

lib/users/lms/award-badge.js

@@ -18,6 +18,10 @@ function awardLMSBadge (args, cb) {
   var LMSPassword = process.env.LMSPassword;
   var APIUrl = process.env.LMS_API_URL;
 
+  if (!certif.courseReferenceCode) {
+    return cb(null, {ok: true, why: 'No badge for course'});
+  }
+
   function checkTestStatus (waterfallCb) {
     if (certif.header.webHookType !== 'course_completion') {
       return cb(null, {ok: false, why: 'Unhandled webhook'});