Allow setting `self_paced` through course details endpoint.

ECOM-2489

cms/djangoapps/contentstore/tests/test_course_settings.py

@@ -56,6 +56,7 @@ class CourseDetailsTestCase(CourseTestCase):
         self.assertIsNone(details.effort, "effort somehow initialized" + str(details.effort))
         self.assertIsNone(details.language, "language somehow initialized" + str(details.language))
         self.assertIsNone(details.has_cert_config)
+        self.assertFalse(details.self_paced)
 
     def test_encoder(self):
         details = CourseDetails.fetch(self.course.id)
@@ -128,6 +129,11 @@ class CourseDetailsTestCase(CourseTestCase):
             CourseDetails.update_from_json(self.course.id, jsondetails.__dict__, self.user).language,
             jsondetails.language
         )
+        jsondetails.self_paced = True
+        self.assertEqual(
+            CourseDetails.update_from_json(self.course.id, jsondetails.__dict__, self.user).self_paced,
+            jsondetails.self_paced
+        )
 
     @override_settings(MKTG_URLS={'ROOT': 'dummy-root'})
     def test_marketing_site_fetch(self):
@@ -334,6 +340,7 @@ class CourseDetailsViewTest(CourseTestCase):
         self.alter_field(url, details, 'effort', "effort")
         self.alter_field(url, details, 'course_image_name', "course_image_name")
         self.alter_field(url, details, 'language', "en")
+        self.alter_field(url, details, 'self_paced', "true")
 
     def compare_details_with_encoding(self, encoded, details, context):
         """

cms/djangoapps/models/settings/course_details.py

@@ -54,6 +54,7 @@ class CourseDetails(object):
             '50'
         )  # minimum passing score for entrance exam content module/tree,
         self.has_cert_config = None  # course has active certificate configuration
+        self.self_paced = None
 
     @classmethod
     def _fetch_about_attribute(cls, course_key, attribute):
@@ -86,6 +87,7 @@ class CourseDetails(object):
         # Default course license is "All Rights Reserved"
         course_details.license = getattr(descriptor, "license", "all-rights-reserved")
         course_details.has_cert_config = has_active_web_certificate(descriptor)
+        course_details.self_paced = descriptor.self_paced
 
         for attribute in ABOUT_ATTRIBUTES:
             value = cls._fetch_about_attribute(course_key, attribute)
@@ -188,6 +190,10 @@ class CourseDetails(object):
             descriptor.language = jsondict['language']
             dirty = True
 
+        if 'self_paced' in jsondict and jsondict['self_paced'] != descriptor.self_paced:
+            descriptor.self_paced = jsondict['self_paced']
+            dirty = True
+
         if dirty:
             module_store.update_item(descriptor, user.id)