def collect_data(request, course_prefix, course_suffix, exam_slug):
course = request.common_page_data['course']
try:
exam = Exam.objects.get(course = course, is_deleted=0, slug=exam_slug)
except Exam.DoesNotExist:
raise Http404
record = ExamRecord(course=course, exam=exam, student=request.user, json_data=request.POST['json_data'])
record.save()
return HttpResponse("Submission has been saved.")
def collect_data(request, course_prefix, course_suffix, exam_slug):
course = request.common_page_data['course']
try:
exam = Exam.objects.get(course = course, is_deleted=0, slug=exam_slug)
except Exam.DoesNotExist:
raise Http404
postdata = request.POST['json_data'] #will return an error code to the user if either of these fail (throws 500)
json.loads(postdata)
record = ExamRecord(course=course, exam=exam, student=request.user, json_data=request.POST['json_data'])
record.save()
return HttpResponse("Submission has been saved.")
def collect_data(request, course_prefix, course_suffix, exam_slug):
course = request.common_page_data['course']
try:
exam = Exam.objects.get(course=course, is_deleted=0, slug=exam_slug)
except Exam.DoesNotExist:
raise Http404
postdata = request.POST[
'json_data'] #will return an error code to the user if either of these fail (throws 500)
json.loads(postdata)
record = ExamRecord(course=course,
exam=exam,
student=request.user,
json_data=request.POST['json_data'])
record.save()
return HttpResponse("Submission has been saved.")
def collect_data(request, course_prefix, course_suffix, exam_slug):
course = request.common_page_data['course']
try:
exam = Exam.objects.get(course = course, is_deleted=0, slug=exam_slug)
except Exam.DoesNotExist:
raise Http404
postdata = request.POST['json_data'] #will return an error code to the user if either of these fail (throws 500)
json_obj=json.loads(postdata)
record = ExamRecord(course=course, exam=exam, student=request.user, json_data=postdata)
record.save()
if exam.autograde:
try:
autograder = AutoGrader(exam.xml_metadata)
except Exception as e: #Pass back all the exceptions so user can see
return HttpResponseBadRequest(unicode(e))
feedback = {}
for prob,v in json_obj.iteritems():
try:
if isinstance(v,list):
submission = map(lambda li: li['value'], v)
print(submission)
feedback[prob] = autograder.grade(prob, submission)
else:
submission = float(v['value'])
print(submission)
feedback[prob] = autograder.grade(prob, submission)
except ValueError:
feedback[prob] = False
except AutoGraderGradingException:
pass
return HttpResponse(json.dumps(feedback))
else:
return HttpResponse("Submission has been saved.")
def collect_data(request, course_prefix, course_suffix, exam_slug):
course = request.common_page_data['course']
user = request.user
try:
exam = Exam.objects.get(course = course, is_deleted=0, slug=exam_slug)
except Exam.DoesNotExist:
raise Http404
postdata = request.POST['json_data'] #will return an error code to the user if either of these fail (throws 500)
json_obj=json.loads(postdata)
if exam.mode == "ready" and exam.past_all_deadlines():
return HttpResponseBadRequest("Sorry! This submission is past the last deadline of %s" % \
datetime.datetime.strftime(exam.partial_credit_deadline, "%m/%d/%Y %H:%M PST"));
attempt_number = exam.num_of_student_records(user)+1
onpage = request.POST.get('onpage','')
record = ExamRecord(course=course, exam=exam, student=user, json_data=postdata, onpage=onpage, attempt_number=attempt_number, late=exam.past_due())
record.save()
autograder = None
if exam.exam_type == "survey":
autograder = AutoGrader("<null></null>", default_return=True) #create a null autograder that always returns the "True" object
elif exam.autograde:
try:
autograder = AutoGrader(exam.xml_metadata)
except Exception as e: #Pass back all the exceptions so user can see
return HttpResponseBadRequest(unicode(e))
if autograder:
record_score = ExamRecordScore(record = record)
record_score.save()
feedback = {}
total_score = 0
for prob,v in json_obj.iteritems(): #prob is the "input" id, v is the associated value,
#which can be an object (input box) or a list of objects (multiple-choice)
try:
if isinstance(v,list): #multiple choice case
submission = map(lambda li: li['value'], v)
feedback[prob] = autograder.grade(prob, submission)
field_obj = ExamRecordScoreField(parent=record_score,
field_name = prob,
human_name=v[0].get('questionreport', "") if len(v)>0 else "",
subscore = feedback[prob]['score'],
value = map(lambda li:li.encode('utf-8'),submission),
correct = feedback[prob]['correct'],
comments="",
associated_text = v[0].get('associatedText', "") if len(v)>0 else "",
)
field_obj.save()
for li in v:
if 'correct_choices' not in feedback[prob]:
is_correct = None
else:
is_correct = li['value'] in feedback[prob]['correct_choices']
fc = ExamRecordScoreFieldChoice(parent=field_obj,
choice_value=li['value'],
correct=is_correct,
human_name=li.get('report',""),
associated_text=li.get('associatedText',""))
fc.save()
else: #single answer
submission = v['value']
feedback[prob] = autograder.grade(prob, submission)
field_obj = ExamRecordScoreField(parent=record_score,
field_name = prob,
human_name=v.get('report', ""),
subscore = feedback[prob]['score'],
value = submission,
correct = feedback[prob]['correct'],
comments="",
associated_text = v.get('associatedText', ""))
field_obj.save()
except AutoGraderGradingException as e:
feedback[prob]={'correct':False, 'score':0}
field_obj = ExamRecordScoreField(parent=record_score,
field_name = prob,
human_name=v.get('report', ""),
subscore = 0,
correct = feedback[prob]['correct'],
comments = unicode(e),
associated_text = v.get('associatedText', ""))
field_obj.save()
#This is when using code indents to denote blocks is a bit hairy
#supposed to be at the same level as try...except. Run once per prob,v
total_score += feedback[prob]['score']
#Set raw score for ExamRecordScore
record_score.raw_score = total_score
record_score.save()
#Set penalty inclusive score for ExamRecord
record.json_score_data = json.dumps(feedback)
#apply resubmission penalty
resubmission_penalty_percent = pow(((100 - exam.resubmission_penalty)/100), (attempt_number -1))
total_score = max(total_score * resubmission_penalty_percent, 0)
#apply the late penalty
if exam.grace_period and exam.late_penalty > 0 and datetime.datetime.now() > exam.grace_period:
total_score = max(total_score * ((100 - exam.late_penalty)/100), 0)
record.score = total_score
record.save()
#Set ExamScore.score to max of ExamRecord.score for that student, exam.
exam_score, created = ExamScore.objects.get_or_create(course=course, exam=exam, student=user)
exam_score.setScore()
return HttpResponse(reverse(exam.record_view, args=[course.prefix, course.suffix, exam.slug, record.id]))
else:
return HttpResponse("Submission has been saved.")
def collect_data(request, course_prefix, course_suffix, exam_slug):
course = request.common_page_data['course']
try:
exam = Exam.objects.get(course = course, is_deleted=0, slug=exam_slug)
except Exam.DoesNotExist:
raise Http404
postdata = request.POST['json_data'] #will return an error code to the user if either of these fail (throws 500)
json_obj=json.loads(postdata)
record = ExamRecord(course=course, exam=exam, student=request.user, json_data=postdata)
record.save()
autograder = None
if exam.exam_type == "survey":
autograder = AutoGrader("<null></null>", default_return=True) #create a null autograder that always returns the "True" object
elif exam.autograde:
try:
autograder = AutoGrader(exam.xml_metadata)
except Exception as e: #Pass back all the exceptions so user can see
return HttpResponseBadRequest(unicode(e))
if autograder:
record_score = ExamRecordScore(record = record)
record_score.save()
feedback = {}
total_score = 0
for prob,v in json_obj.iteritems():
try:
if isinstance(v,list): #multiple choice case
submission = map(lambda li: li['value'], v)
feedback[prob] = autograder.grade(prob, submission)
field_obj = ExamRecordScoreField(parent=record_score,
field_name = prob,
human_name=v[0].get('questiontag4humans', "") if len(v)>0 else "",
subscore = feedback[prob]['score'],
value = submission,
correct = feedback[prob]['correct'],
comments="",
associated_text = v[0].get('associatedText', "") if len(v)>0 else "",
)
field_obj.save()
for li in v:
fc = ExamRecordScoreFieldChoice(parent=field_obj,
choice_value=li['value'],
human_name=li.get('tag4humans',""),
associated_text=li.get('associatedText',""))
fc.save()
else: #single answer
submission = v['value']
feedback[prob] = autograder.grade(prob, submission)
field_obj = ExamRecordScoreField(parent=record_score,
field_name = prob,
human_name=v.get('questiontag4humans', ""),
subscore = feedback[prob]['score'],
value = submission,
correct = feedback[prob]['correct'],
comments="",
associated_text = v.get('associatedText', ""))
field_obj.save()
except AutoGraderGradingException as e:
feedback[prob]={'correct':False, 'score':0}
field_obj = ExamRecordScoreField(parent=record_score,
field_name = prob,
human_name=v.get('questiontag4humans', ""),
subscore = 0,
correct = feedback[prob]['correct'],
comments = unicode(e),
associated_text = v.get('associatedText', ""))
field_obj.save()
#This is when using code indents to denote blocks is a bit hairy
#supposed to be at the same level as try...except. Run once per prob,v
total_score += feedback[prob]['score']
record_score.score = total_score
record_score.save()
record_score.copyToExamScore() #Make this score the current ExamScore
record.json_score_data = json.dumps(feedback)
record.score = total_score
record.save()
return HttpResponse(json.dumps(feedback))
else:
return HttpResponse("Submission has been saved.")
def collect_data(request, course_prefix, course_suffix, exam_slug):
course = request.common_page_data['course']
user = request.user
try:
exam = Exam.objects.get(course=course, is_deleted=0, slug=exam_slug)
except Exam.DoesNotExist:
raise Http404
postdata = request.POST[
'json_data'] #will return an error code to the user if either of these fail (throws 500)
json_obj = json.loads(postdata)
if exam.past_all_deadlines():
return HttpResponseBadRequest("Sorry! This submission is past the last deadline of %s" % \
datetime.datetime.strftime(exam.partial_credit_deadline, "%m/%d/%Y %H:%M PST"))
attempt_number = exam.num_of_student_records(user) + 1
onpage = request.POST.get('onpage', '')
record = ExamRecord(course=course,
exam=exam,
student=user,
json_data=postdata,
onpage=onpage,
attempt_number=attempt_number,
late=exam.past_due())
record.save()
autograder = None
if exam.exam_type == "survey":
autograder = AutoGrader(
"<null></null>", default_return=True
) #create a null autograder that always returns the "True" object
elif exam.autograde:
try:
autograder = AutoGrader(exam.xml_metadata)
except Exception as e: #Pass back all the exceptions so user can see
return HttpResponseBadRequest(unicode(e))
if autograder:
record_score = ExamRecordScore(record=record)
record_score.save()
feedback = {}
total_score = 0
for prob, v in json_obj.iteritems(
): #prob is the "input" id, v is the associated value,
#which can be an object (input box) or a list of objects (multiple-choice)
try:
if isinstance(v, list): #multiple choice case
submission = map(lambda li: li['value'], v)
feedback[prob] = autograder.grade(prob, submission)
field_obj = ExamRecordScoreField(
parent=record_score,
field_name=prob,
human_name=v[0].get('questionreport', "")
if len(v) > 0 else "",
subscore=feedback[prob]['score'],
value=submission,
correct=feedback[prob]['correct'],
comments="",
associated_text=v[0].get('associatedText', "")
if len(v) > 0 else "",
)
field_obj.save()
for li in v:
if 'correct_choices' not in feedback[prob]:
is_correct = None
else:
is_correct = li['value'] in feedback[prob][
'correct_choices']
fc = ExamRecordScoreFieldChoice(
parent=field_obj,
choice_value=li['value'],
correct=is_correct,
human_name=li.get('report', ""),
associated_text=li.get('associatedText', ""))
fc.save()
else: #single answer
submission = v['value']
feedback[prob] = autograder.grade(prob, submission)
field_obj = ExamRecordScoreField(
parent=record_score,
field_name=prob,
human_name=v.get('report', ""),
subscore=feedback[prob]['score'],
value=submission,
correct=feedback[prob]['correct'],
comments="",
associated_text=v.get('associatedText', ""))
field_obj.save()
except AutoGraderGradingException as e:
feedback[prob] = {'correct': False, 'score': 0}
field_obj = ExamRecordScoreField(
parent=record_score,
field_name=prob,
human_name=v.get('report', ""),
subscore=0,
correct=feedback[prob]['correct'],
comments=unicode(e),
associated_text=v.get('associatedText', ""))
field_obj.save()
#This is when using code indents to denote blocks is a bit hairy
#supposed to be at the same level as try...except. Run once per prob,v
total_score += feedback[prob]['score']
#Set raw score for ExamRecordScore
record_score.raw_score = total_score
record_score.save()
#Set penalty inclusive score for ExamRecord
record.json_score_data = json.dumps(feedback)
#apply resubmission penalty
resubmission_penalty_percent = pow(
((100 - exam.resubmission_penalty) / 100), (attempt_number - 1))
total_score = max(total_score * resubmission_penalty_percent, 0)
#apply the late penalty
if exam.grace_period and exam.late_penalty > 0 and datetime.datetime.now(
) > exam.grace_period:
total_score = max(total_score * ((100 - exam.late_penalty) / 100),
0)
record.score = total_score
record.save()
#Set ExamScore.score to max of ExamRecord.score for that student, exam.
exam_score, created = ExamScore.objects.get_or_create(course=course,
exam=exam,
student=user)
exam_score.setScore()
return HttpResponse(
reverse(exam.record_view,
args=[course.prefix, course.suffix, exam.slug, record.id]))
else:
return HttpResponse("Submission has been saved.")
