def test_groups(self):
group = StudentGroup(course_instance=self.current_course_instance)
group.save()
group.members.add(self.user.userprofile,self.grader.userprofile)
self.assertEqual(StudentGroup.get_exact(self.current_course_instance,
[self.user.userprofile,self.grader.userprofile]), group)
self.assertEqual(StudentGroup.get_exact(self.current_course_instance,
[self.user.userprofile,self.superuser.userprofile]), None)
def get_group(self):
if self.submission_count > 0:
s = self.submissions[0]
if s.submitters.count() > 0:
return StudentGroup.get_exact(self.exercise.course_instance,
s.submitters.all())
return None
def get_group(self):
if self.submission_count > 0:
s = self.submissions[0]
if s.submitters.count() > 0:
return StudentGroup.get_exact(
self.exercise.course_instance,
s.submitters.all()
)
return None
def test_groups(self):
group = StudentGroup(course_instance=self.current_course_instance)
group.save()
group.members.add(self.user.userprofile,self.grader.userprofile)
self.assertEqual(StudentGroup.get_exact(self.current_course_instance,
[self.user.userprofile,self.grader.userprofile]), group)
self.assertEqual(StudentGroup.get_exact(self.current_course_instance,
[self.user.userprofile,self.superuser.userprofile]), None)
def _check_submission_allowed(self, profile, request=None):
students = [profile]
warnings = []
# Let course module settings decide submissionable state.
#if self.course_instance.ending_time < timezone.now():
# warnings.append(_('The course is archived. Exercises are offline.'))
# return False, warnings, students
# Check enrollment requirements.
enrollment = self.course_instance.get_enrollment_for(profile.user)
if self.status in (
LearningObject.STATUS.ENROLLMENT,
LearningObject.STATUS.ENROLLMENT_EXTERNAL,
):
if not self.course_instance.is_enrollment_open():
return (self.SUBMIT_STATUS.CANNOT_ENROLL,
[_('The enrollment is not open.')],
students)
if not self.course_instance.is_enrollable(profile.user):
return (self.SUBMIT_STATUS.CANNOT_ENROLL,
[_('You cannot enroll in the course.')],
students)
elif not enrollment:
if self.course_instance.is_course_staff(profile.user):
return (self.SUBMIT_STATUS.ALLOWED,
[_('Staff can submit exercises without enrolling.')],
students)
return (self.SUBMIT_STATUS.NOT_ENROLLED,
[_('You must enroll in the course to submit exercises.')],
students)
# Support group id from post or currently selected group.
group = None
group_id = request.POST.get("_aplus_group") if request else None
if not group_id is None:
try:
gid = int(group_id)
if gid > 0:
group = profile.groups.filter(
course_instance=self.course_instance,
id=gid).first()
except ValueError:
pass
elif enrollment and enrollment.selected_group:
group = enrollment.selected_group
# Check groups cannot be changed after submitting.
submission = self.get_submissions_for_student(profile).first()
if submission:
if self._detect_group_changes(profile, group, submission):
msg = _("Group can only change between different exercises.")
warning = _('You have previously submitted this '
'exercise {with_group}. {msg}')
if submission.submitters.count() == 1:
warning = warning.format(with_group=_('alone'), msg=msg)
else:
collaborators = StudentGroup.format_collaborator_names(
submission.submitters.all(), profile)
with_group = _('with {}').format(collaborators)
warning = warning.format(with_group=with_group, msg=msg)
warnings.append(warning)
return self.SUBMIT_STATUS.INVALID_GROUP, warnings, students
elif self._detect_submissions(profile, group):
warnings.append(_('{collaborators} already submitted to this exercise in a different group.').format(
collaborators=group.collaborator_names(profile)))
return self.SUBMIT_STATUS.INVALID_GROUP, warnings, students
# Get submitters.
if group:
students = list(group.members.all())
# Check group size.
if not (self.min_group_size <= len(students) <= self.max_group_size):
if self.max_group_size == self.min_group_size:
size = "{:d}".format(self.min_group_size)
else:
size = "{:d}-{:d}".format(self.min_group_size, self.max_group_size)
warnings.append(
_("This exercise must be submitted in groups of {size} students.")
.format(size=size))
if self.status in (self.STATUS.ENROLLMENT, self.STATUS.ENROLLMENT_EXTERNAL):
access_ok, access_warnings = True, []
else:
access_ok, access_warnings = self.one_has_access(students)
is_staff = all(self.course_instance.is_course_staff(p.user) for p in students)
ok = (access_ok and len(warnings) == 0) or is_staff
all_warnings = warnings + access_warnings
if not ok:
if len(all_warnings) == 0:
all_warnings.append(_(
'Cannot submit exercise due to unknown reason. If you '
'think this is an error, please contact course staff.'))
return self.SUBMIT_STATUS.INVALID, all_warnings, students
submit_limit_ok, submit_limit_warnings = self.one_has_submissions(students)
if not submit_limit_ok and not is_staff:
# access_warnings are not needed here
return (self.SUBMIT_STATUS.AMOUNT_EXCEEDED,
submit_limit_warnings,
students)
return self.SUBMIT_STATUS.ALLOWED, all_warnings + submit_limit_warnings, students
def _check_submission_allowed(self, profile, request=None):
students = [profile]
warnings = []
# Let course module settings decide submissionable state.
#if self.course_instance.ending_time < timezone.now():
# warnings.append(_('The course is archived. Exercises are offline.'))
# return False, warnings, students
# Check enrollment requirements.
enrollment = self.course_instance.get_enrollment_for(profile.user)
if self.status in (
LearningObject.STATUS.ENROLLMENT,
LearningObject.STATUS.ENROLLMENT_EXTERNAL,
):
if not self.course_instance.is_enrollable(profile.user):
return (self.SUBMIT_STATUS.CANNOT_ENROLL,
[_('You cannot enroll in the course.')],
students)
elif not enrollment:
# TODO Provide button to enroll, should there be option to auto-enroll
if self.course_instance.is_course_staff(profile.user):
return (self.SUBMIT_STATUS.ALLOWED,
[_('Staff can submit exercises without enrolling.')],
students)
return (self.SUBMIT_STATUS.NOT_ENROLLED,
[_('You must enroll at course home to submit exercises.')],
students)
# Support group id from post or currently selected group.
group = None
group_id = request.POST.get("_aplus_group") if request else None
if not group_id is None:
try:
gid = int(group_id)
if gid > 0:
group = profile.groups.filter(
course_instance=self.course_instance,
id=gid).first()
except ValueError:
pass
elif enrollment and enrollment.selected_group:
group = enrollment.selected_group
# Check groups cannot be changed after submitting.
submissions = list(self.get_submissions_for_student(profile))
if len(submissions) > 0:
s = submissions[0]
if self._detect_group_changes(profile, group, s):
msg = _("Group can only change between different exercises.")
warning = _('You have previously submitted this '
'exercise {with_group}. {msg}')
if s.submitters.count() == 1:
warning = warning.format(with_group=_('alone'), msg=msg)
else:
collaborators = StudentGroup.format_collaborator_names(
s.submitters.all(), profile)
with_group = _('with {}').format(collaborators)
warning = warning.format(with_group=with_group, msg=msg)
warnings.append(warning)
return self.SUBMIT_STATUS.INVALID_GROUP, warnings, students
elif self._detect_submissions(profile, group):
warnings.append(_('{collaborators} already submitted to this exercise in a different group.').format(
collaborators=group.collaborator_names(profile)))
return self.SUBMIT_STATUS.INVALID_GROUP, warnings, students
# Get submitters.
if group:
students = list(group.members.all())
# Check group size.
if not (self.min_group_size <= len(students) <= self.max_group_size):
if self.max_group_size == self.min_group_size:
size = "{:d}".format(self.min_group_size)
else:
size = "{:d}-{:d}".format(self.min_group_size, self.max_group_size)
warnings.append(
_("This exercise must be submitted in groups of {size} students.")
.format(size=size))
access_ok,access_warnings = self.one_has_access(students)
if not self.one_has_submissions(students):
if self.course_module.late_submissions_allowed:
access_warnings.append(_('You have used the allowed amount of submissions for this exercise. You may still submit unofficially to receive feedback.'))
return (self.SUBMIT_STATUS.ALLOWED,
warnings + access_warnings,
students)
warnings.append(_('You have used the allowed amount of submissions for this exercise.'))
return (self.SUBMIT_STATUS.AMOUNT_EXCEEDED,
warnings + access_warnings,
students)
ok = (
(access_ok and len(warnings) == 0) or
all(self.course_instance.is_course_staff(p.user) for p in students)
)
all_warnings = warnings + access_warnings
if not ok:
if len(all_warnings) == 0:
all_warnings.append(_(
'Cannot submit exercise due to unknown reason. If you '
'think this is an error, please contact course staff.'))
return self.SUBMIT_STATUS.INVALID, all_warnings, students
return self.SUBMIT_STATUS.ALLOWED, all_warnings, students
def modify_default_courses():
from course.models import Course, CourseInstance, Enrollment, StudentGroup
# The container has already created the default database, but we
# modify some settings of the course instance here.
course = Course.objects.get(url="def", )
instance = CourseInstance.objects.get(
course=course,
url="current",
)
#instance.head_urls =
# "https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js?config=TeX-AMS_CHTML-full&delayStartupUntil=onload"
#instance.view_content_to = CourseInstance.VIEW_ACCESS.ENROLLED
#instance.view_content_to = CourseInstance.VIEW_ACCESS.PUBLIC
#if not instance.description:
# instance.description = '<p><b>TESTing</b> course instance description.</p><p>Hello course!</p>'
#instance.save()
from django.contrib.auth.models import User
teacher = User.objects.get(username="******")
course2, created = Course.objects.get_or_create(
name="Test course 2",
code='testcourse2',
url='testcourse2',
)
if created:
course2.teachers.set([teacher.userprofile])
course2.save()
now = timezone.now()
try:
instance2 = CourseInstance.objects.get(
course=course2,
instance_name="Test instance",
url='test',
)
instance2.starting_time = now
instance2.ending_time = now + timedelta(days=365)
instance2.save()
except CourseInstance.DoesNotExist:
instance2 = CourseInstance.objects.create(
course=course2,
instance_name="Test instance",
url='test',
starting_time=now,
ending_time=now + timedelta(days=365),
)
# enroll students
for i in range(2, 100):
user = User.objects.get(username="******" + str(i))
Enrollment.objects.get_or_create(course_instance=instance,
user_profile=user.userprofile)
# student groups
for i in range(2, 90, 3):
group = StudentGroup(course_instance=instance)
group.save()
member1 = User.objects.get(username="******" + str(i))
member2 = User.objects.get(username="******" + str(i + 1))
group.members.add(member1.userprofile, member2.userprofile)
# UserTags
create_user_tags(instance)
###########################################################
# add submissions for testing
from course.models import CourseModule
from exercise.exercise_models import BaseExercise, LearningObject
from exercise.submission_models import Submission
time.sleep(
4
) # let the database initialize the course (JSON import from the mooc-grader)
student1 = User.objects.get(username='******', )
# module from the aplus-manual course
course_module = CourseModule.objects.get(
url='m01_introduction',
course_instance=instance,
)
exercise = BaseExercise.objects.get(
course_module=course_module,
url='m01_introduction_07_questionnaires_questionnaire_demo',
#order=1,
)
for i in range(300):
new_submission = Submission.objects.create(exercise=exercise,
#submission_data={},
)
new_submission.submitters.set([student1.userprofile])
if random.random() > 0.3: # randomly grade some submissions
new_submission.set_points(random.randint(0, 50), 50)
new_submission.set_ready()
new_submission.save()