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-rw-r--r--yaksh/models.py16
-rw-r--r--yaksh/templates/yaksh/courses.html1
-rw-r--r--yaksh/urls.py2
-rw-r--r--yaksh/views.py31
4 files changed, 49 insertions, 1 deletions
diff --git a/yaksh/models.py b/yaksh/models.py
index ad61872..31038f1 100644
--- a/yaksh/models.py
+++ b/yaksh/models.py
@@ -221,6 +221,13 @@ class Course(models.Model):
success = False
return success
+ def get_only_students(self):
+ teachers = list(self.teachers.all().values_list("id", flat=True))
+ teachers.append(self.creator.id)
+ students = self.students.exclude(id__in=teachers)
+ return students
+
+
def __str__(self):
return self.name
@@ -900,6 +907,15 @@ class AnswerPaperManager(models.Manager):
data['questionpaperid'] = questionpaper_id
return data
+ def get_user_best_of_attempts_marks(self, quiz, user_id):
+ best_attempt = 0.0
+ papers = self.filter(question_paper__quiz=quiz,
+ user=user_id).values("marks_obtained")
+ if papers:
+ best_attempt = max([marks["marks_obtained"] for marks in papers])
+ return best_attempt
+
+
###############################################################################
class AnswerPaper(models.Model):
diff --git a/yaksh/templates/yaksh/courses.html b/yaksh/templates/yaksh/courses.html
index ecd3a13..b7cc2e1 100644
--- a/yaksh/templates/yaksh/courses.html
+++ b/yaksh/templates/yaksh/courses.html
@@ -79,6 +79,7 @@
</div>
<br/>
<button class="btn btn-primary pull-right"type="button" onClick='location.replace("{{URL_ROOT}}/exam/manage/addquiz/{{course.id}}/");'>Add New Quiz</button>
+ <p><a href="{{URL_ROOT}}/exam/manage/courses/download_course_csv/{{course.id}}">Download CSV</a></p>
</div>
</div>
<br><br>
diff --git a/yaksh/urls.py b/yaksh/urls.py
index bdf14ea..629f8f5 100644
--- a/yaksh/urls.py
+++ b/yaksh/urls.py
@@ -113,4 +113,6 @@ urlpatterns += [
views.regrade, name='regrade'),
url(r'^manage/(?P<mode>[\w\-]+)/(?P<quiz_id>\d+)/$', views.test_quiz),
url(r'^manage/create_demo_course/$', views.create_demo_course),
+ url(r'^manage/courses/download_course_csv/(?P<course_id>\d+)/$',
+ views.download_course_csv),
]
diff --git a/yaksh/views.py b/yaksh/views.py
index 4be2fc1..41539b4 100644
--- a/yaksh/views.py
+++ b/yaksh/views.py
@@ -1001,7 +1001,6 @@ def download_csv(request, questionpaper_id):
writer.writerow(row)
return response
-
@login_required
def grade_user(request, quiz_id=None, user_id=None, attempt_number=None):
"""Present an interface with which we can easily grade a user's papers
@@ -1282,3 +1281,33 @@ def regrade(request, course_id, question_id=None, answerpaper_id=None, questionp
answerpaper = get_object_or_404(AnswerPaper, pk=answerpaper_id)
details.append(answerpaper.regrade(question_id))
return grader(request, extra_context={'details': details})
+
+@login_required
+def download_course_csv(request, course_id):
+ user = request.user
+ if not is_moderator(user):
+ raise Http404('You are not allowed to view this page!')
+ course = get_object_or_404(Course,pk=course_id)
+ if not course.is_creator(user) and not course.is_teacher(user):
+ raise Http404('The question paper does not belong to your course')
+ students = course.get_only_students().values("id", "first_name", "last_name")
+ quizzes = Quiz.objects.filter(course=course)
+ for student in students:
+ total_course_marks = 0.0
+ for quiz in quizzes:
+ quiz_best_marks = AnswerPaper.objects.get_user_best_of_attempts_marks\
+ (quiz, student["id"])
+ total_course_marks += quiz_best_marks
+ student["{}".format(quiz.description)] = quiz_best_marks
+ student["total"] = total_course_marks
+
+ response = HttpResponse(content_type='text/csv')
+ response['Content-Disposition'] = 'attachment; filename="{0}.csv"'.format(
+ (course.name).lower().replace('.', ''))
+ header = ['first_name', 'last_name']+[quiz.description for quiz in quizzes]\
+ + ['total']
+ writer = csv.DictWriter(response,fieldnames=header, extrasaction='ignore')
+ writer.writeheader()
+ for student in students:
+ writer.writerow(student)
+ return response