def view_exam(request, course_id, exam_id):
variables = { 'user' : request.user }
if not request.user.is_staff:
variables['importantMessage'] = "You need to be a TA or Instructor."
else:
course = Course.objects.get(pk=course_id)
exam = Exam.objects.get(pk=exam_id, course=course)
variables['course'] = course
variables['exam'] = exam
if request.method == 'POST':
form = GradeExamForm(request.POST)
variables['form'] = form
if form.is_valid():
first = form.cleaned_data['firstName']
last = form.cleaned_data['lastName']
cu_id = form.cleaned_data['cu_id']
score = form.cleaned_data['score']
recorded_course = form.cleaned_data['course']
ta = form.cleaned_data['ta']
try:
students = get_all_user_matches(first, last, cu_id)
if students is None or len(students) != 1:
variables['importantMessage'] = "Not found or not unique"
variables['disambiguate'] = students
else:
student = students.pop()
exam_result = get_existing_exam_result(exam, student)
if exam_result is not None:
variables['importantMessage'] = "Already have a score. Fix in admin UI."
else:
exam_result = insert_grade(exam, student, score, recorded_course, ta)
variables['exam_result'] = exam_result
form = GradeExamForm(initial={'course' : course})
variables['importantMessage'] = "Added score for " + student.first_name + " " + student.last_name + " <" + student.get_profile().cu_id + "> = " + str(score)
form = GradeExamForm(initial={'course' : course})
variables['form'] = form
except Exception as ex:
print ex
variables['importantMessage'] = "WHAT?"
else:
variables['importantMessage'] = "Got invalid data."
else:
form = GradeExamForm(initial={'course' : course})
variables['form'] = form
all_results = ExamResult.objects.filter(exam=exam)
variables['all_results'] = all_results
how_many = all_results.count()
variables['how_many'] = how_many
worst = all_results.aggregate(Min('score'), Max('score'), Avg('score'), StdDev('score'))
variables['worst'] = worst['score__min']
variables['best'] = worst['score__max']
variables['avg'] = worst['score__avg']
variables['std_dev'] = worst['score__stddev']
return render(request, 'homework/exam_all.html', variables)
def get_student(first, last, sid):
ret = None
try:
users = get_all_user_matches(first, last, sid)
if len(users) == 1:
ret = users.pop()
except:
pass
return ret
