From b8ae026c2937b0a3bbe66278033fe2fc9fc326e4 Mon Sep 17 00:00:00 2001
From: ichuang <ichuang@mit.edu>
Date: Sat, 4 Aug 2012 11:16:47 -0400
Subject: [PATCH] fail gracefully if course.xml missing metadata in
 course_staff_group_name

---
 lms/djangoapps/courseware/courses.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lms/djangoapps/courseware/courses.py b/lms/djangoapps/courseware/courses.py
index 78025c2fae..133a593ac8 100644
--- a/lms/djangoapps/courseware/courses.py
+++ b/lms/djangoapps/courseware/courses.py
@@ -117,7 +117,10 @@ def get_course_info_section(course, section_key):
     raise KeyError("Invalid about key " + str(section_key))
 
 def course_staff_group_name(course):
-    return 'staff_%s' % course.metadata['course']
+    coursename = course.metadata.get('course','')
+    if not coursename:					# Fall 2012: not all course.xml have metadata correct yet
+        coursename = course.metadata.get('data_dir','UnknownCourseName')
+    return 'staff_%s' % coursename
 
 def has_staff_access_to_course(user,course):
     '''