Foldit integration.

- ops view for the desktop app to talk to
  - xmodule that talks to the foldit model and displays the student's state
  - grading tweak to make grade updates from an external service work:
    - Add an always_recalculate_grades property to XModuleDescriptor.

lms/djangoapps/courseware/grades.py

@@ -339,6 +339,14 @@ def get_score(course_id, user, problem_descriptor, module_creator, student_modul
            Can return None if user doesn't have access, or if something else went wrong.
     cache: A StudentModuleCache
     """
+    if problem_descriptor.always_recalculate_grades:
+        problem = module_creator(problem_descriptor)
+        d = problem.get_score()
+        if d is not None:
+            return (d['score'], d['total'])
+        else:
+            return (None, None)
+
     if not (problem_descriptor.stores_state and problem_descriptor.has_score):
         # These are not problems, and do not have a score
         return (None, None)

lms/envs/common.py

@@ -590,6 +590,9 @@ INSTALLED_APPS = (
     'wiki.plugins.notifications',
     'course_wiki.plugins.markdownedx',
 
+    # foldit integration
+    'foldit',
+
     # For testing
     'django.contrib.admin',   # only used in DEBUG mode
 

lms/static/sass/course/courseware/_courseware.scss

@@ -248,3 +248,17 @@ section.self-assessment {
         font-weight: bold;
     }
 }
+
+section.foldit {
+   table {
+       margin-top: 10px;
+   }
+   th {
+        text-align: center;
+   }
+   td {
+       padding-left: 5px;
+       padding-right: 5px;
+
+   }
+}

lms/templates/foldit.html

@@ -0,0 +1,28 @@
+<section class="foldit">
+<p><strong>Due:</strong> ${due}
+
+<p>
+<strong>Status:</strong>
+% if success:
+You have successfully gotten to level ${goal_level}.
+% else:
+You have not yet gotten to level ${goal_level}.
+% endif
+</p>
+
+<h3>Completed puzzles</h3>
+
+<table>
+  <tr>
+    <th>Level</th>
+    <th>Submitted</th>
+  </tr>
+  % for puzzle in completed:
+  <tr>
+    <td>${'{0}-{1}'.format(puzzle['set'], puzzle['subset'])}</td>
+    <td>${puzzle['created'].strftime('%Y-%m-%d %H:%M')}</td>
+  </tr>
+  % endfor
+</table>
+
+</section>

lms/urls.py

@@ -288,7 +288,7 @@ if settings.COURSEWARE_ENABLED:
         # Open Ended problem list
         url(r'^courses/(?P<course_id>[^/]+/[^/]+/[^/]+)/open_ended_problems$',
             'open_ended_grading.views.student_problem_list', name='open_ended_problems'),
-		
+
 		# Cohorts management
         url(r'^courses/(?P<course_id>[^/]+/[^/]+/[^/]+)/cohorts$',
             'course_groups.views.list_cohorts', name="cohorts"),
@@ -369,6 +369,12 @@ if settings.MITX_FEATURES.get('ENABLE_SQL_TRACKING_LOGS'):
         url(r'^event_logs/(?P<args>.+)$', 'track.views.view_tracking_log'),
         )
 
+# FoldIt views
+urlpatterns += (
+    # The path is hardcoded into their app...
+    url(r'^comm/foldit_ops', 'foldit.views.foldit_ops', name="foldit_ops"),
+)
+
 urlpatterns = patterns(*urlpatterns)
 
 if settings.DEBUG: