add exporting of policy.json

cms/djangoapps/contentstore/tests/test_contentstore.py

@@ -212,12 +212,21 @@ class ContentStoreToyCourseTest(ModuleStoreTestCase):
         fs = OSFS(root_dir / 'test_export/policies/6.002_Spring_2012')
         self.assertTrue(fs.exists('grading_policy.json'))
 
+        course = ms.get_item(location)
         # compare what's on disk compared to what we have in our course
         with fs.open('grading_policy.json','r') as grading_policy:
-            on_disk = loads(grading_policy.read())
-            course = ms.get_item(location)
+            on_disk = loads(grading_policy.read())    
             self.assertEqual(on_disk, course.definition['data']['grading_policy'])
 
+        #check for policy.json
+        self.assertTrue(fs.exists('policy.json'))
+
+        # compare what's on disk to what we have in the course module
+        with fs.open('policy.json','r') as course_policy:
+            on_disk = loads(course_policy.read())
+            self.assertIn('course/6.002_Spring_2012', on_disk)
+            self.assertEqual(on_disk['course/6.002_Spring_2012'], course.metadata)
+
         # remove old course
         delete_course(ms, cs, location)
 

common/lib/xmodule/xmodule/modulestore/xml_exporter.py

@@ -31,8 +31,15 @@ def export_to_xml(modulestore, contentstore, course_location, root_dir, course_d
   # export the grading policy
   policies_dir = export_fs.makeopendir('policies')
   course_run_policy_dir = policies_dir.makeopendir(course.location.name)
-  with course_run_policy_dir.open('grading_policy.json', 'w') as grading_policy:
-    grading_policy.write(dumps(course.definition['data']['grading_policy']))
+  if 'grading_policy' in course.definition['data']:
+    with course_run_policy_dir.open('grading_policy.json', 'w') as grading_policy:
+      grading_policy.write(dumps(course.definition['data']['grading_policy']))
+
+  # export all of the course metadata in policy.json
+  with course_run_policy_dir.open('policy.json', 'w') as course_policy:
+    policy = {}
+    policy = {'course/' + course.location.name: course.metadata}
+    course_policy.write(dumps(policy)) 
 
 
 def export_extra_content(export_fs, modulestore, course_location, category_type, dirname, file_suffix=''):