From de5fa56b191d37e1a6a2dd5bdb14e20d0a7c6091 Mon Sep 17 00:00:00 2001
From: ichuang <ichuang@mit.edu>
Date: Sun, 31 Mar 2013 13:18:54 +0000
Subject: [PATCH] add dump of description of grading configuration to
 instructor dashboard

---
 lms/djangoapps/instructor/views.py            | 51 +++++++++++++++++++
 .../courseware/instructor_dashboard.html      |  1 +
 2 files changed, 52 insertions(+)

diff --git a/lms/djangoapps/instructor/views.py b/lms/djangoapps/instructor/views.py
index 671283db9f..9bae77e82b 100644
--- a/lms/djangoapps/instructor/views.py
+++ b/lms/djangoapps/instructor/views.py
@@ -208,6 +208,10 @@ def instructor_dashboard(request, course_id):
         track.views.server_track(request, 'dump-answer-dist-csv', {}, page='idashboard')
         return return_csv('answer_dist_{0}.csv'.format(course_id), get_answers_distribution(request, course_id))
 
+    elif 'Dump description of graded assignments configuration' in action:
+        track.views.server_track(request, action, {}, page='idashboard')
+        msg += dump_grading_context(course)
+
     elif "Reset student's attempts" in action or "Delete student state for problem" in action:
         # get the form data
         unique_student_identifier = request.POST.get('unique_student_identifier', '')
@@ -1120,3 +1124,50 @@ def compute_course_stats(course):
     walk(course)
     stats = dict(counts)  	# number of each kind of module
     return stats
+
+
+def dump_grading_context(course):
+    '''
+    Dump information about course grading context (eg which problems are graded in what assignments)
+    Very useful for debugging grading_policy.json and policy.json
+    '''
+    msg = "-----------------------------------------------------------------------------\n"
+    msg += "Course grader:\n"
+    
+    msg += '%s\n' % course.grader.__class__
+    graders = {}
+    if 'WeightedSubsectionsGrader' in str(course.grader.__class__):
+        msg += '\n'
+        msg += "Graded sections:\n"
+        for subgrader, category, weight in course.grader.sections:
+            msg += "  subgrader=%s, type=%s, category=%s, weight=%s\n" % (subgrader.__class__, subgrader.type, category, weight)
+            subgrader.index = 1
+            graders[subgrader.type] = subgrader
+    msg += "-----------------------------------------------------------------------------\n"
+    msg += "Listing grading context for course %s\n" % course.id
+
+    gc = course.grading_context
+    msg += "graded sections:\n"
+    
+    msg += '%s\n' % gc['graded_sections'].keys()
+    for (gs, gsvals) in gc['graded_sections'].items():
+        msg += "--> Section %s:\n" % (gs)
+        for sec in gsvals:
+            s = sec['section_descriptor']
+            format = getattr(s, 'format', None)
+            aname = ''
+            if format in graders:
+                g = graders[format]
+                aname = '%s %02d' % (g.short_label, g.index)
+                g.index += 1
+            elif s.display_name in graders:
+                g = graders[s.display_name]
+                aname = '%s' % g.short_label
+            notes = ''
+            if getattr(s, 'score_by_attempt', False):
+                notes = ', score by attempt!'
+            msg += "      %s (format=%s, Assignment=%s%s)\n" % (s.display_name, format, aname, notes)
+    msg += "all descriptors:\n"
+    msg += "length=%d\n" % len(gc['all_descriptors'])
+    msg = '<pre>%s</pre>' % msg.replace('<','&lt;')
+    return msg
diff --git a/lms/templates/courseware/instructor_dashboard.html b/lms/templates/courseware/instructor_dashboard.html
index 23329c837d..df1d081354 100644
--- a/lms/templates/courseware/instructor_dashboard.html
+++ b/lms/templates/courseware/instructor_dashboard.html
@@ -156,6 +156,7 @@ function goto( mode)
 
     <p>
     <input type="submit" name="action" value="Download CSV of answer distributions">
+    <input type="submit" name="action" value="Dump description of graded assignments configuration">
     </p>
     <hr width="40%" style="align:left">