def assignment(name):
assign = get_assignment(name)
user_ids = assign.active_user_ids(current_user.id)
fs = assign.final_submission(user_ids)
revision = assign.revision(user_ids)
scores = assign.scores(user_ids)
group = Group.lookup(current_user, assign)
can_invite = assign.max_group_size > 1 and assign.active
can_remove = group and group.has_status(current_user, 'active')
if group:
can_invite = len(group.members) < assign.max_group_size
has_extension = Extension.get_extension(current_user, assign)
data = {
'course': assign.course,
'assignment': assign,
'backups': assign.backups(user_ids).limit(5).all(),
'subms': assign.submissions(user_ids).limit(5).all(),
'final_submission': fs,
'flagged': fs and fs.flagged,
'group': group,
'revision': revision,
'scores': scores,
'can_invite': can_invite,
'can_remove': can_remove,
'has_extension': has_extension,
'csrf_form': CSRFForm()
}
return render_template('student/assignment/index.html', **data)
def test_extension_group(self):
self.set_offset(1) # Allow assignment to be active
Group.invite(self.user1, self.user2, self.assignment)
Group.invite(self.user1, self.user3, self.assignment)
group = Group.lookup(self.user1, self.assignment)
group.accept(self.user2)
self.set_offset(-2) # Lock assignment
ext = self._make_ext(self.assignment, self.user1)
self.assertEqual(ext, Extension.get_extension(self.user1, self.assignment))
self.assertEqual(ext, Extension.get_extension(self.user2, self.assignment))
# User 3 has not accepted yet so does not get an extension
self.assertFalse(Extension.get_extension(self.user3, self.assignment))
# If user 2 leaves, they no longer have access to the extension
self.set_offset(1) # Allow assignment to be active to remove the user.
group.remove(self.user1, self.user2)
self.assertFalse(Extension.get_extension(self.user2, self.assignment))
def test_extension_group(self):
self.set_offset(1) # Allow assignment to be active
Group.invite(self.user1, self.user2, self.assignment)
Group.invite(self.user1, self.user3, self.assignment)
group = Group.lookup(self.user1, self.assignment)
group.accept(self.user2)
self.set_offset(-1) # Lock assignment
ext = self._make_ext(self.assignment, self.user1)
self.assertEqual(ext,
Extension.get_extension(self.user1, self.assignment))
self.assertEqual(ext,
Extension.get_extension(self.user2, self.assignment))
# User 3 has not accepted yet so does not get an extension
self.assertFalse(Extension.get_extension(self.user3, self.assignment))
# If user 2 leaves, they no longer have access to the extension
group.remove(self.user1, self.user2)
self.assertFalse(Extension.get_extension(self.user2, self.assignment))
def _make_ext(self, assignment, user, custom_time=None):
if not custom_time:
custom_time = dt.datetime.utcnow()
ext = Extension(assignment=assignment, user=user,
custom_submission_time=custom_time,
expires=dt.datetime.utcnow() + dt.timedelta(days=1),
staff=self.staff1)
db.session.add(ext)
db.session.commit()
return ext
def get_submission_time(backup, assignment):
"""
Returns the "time" the backup was submitted.
If an extension exists and it hasn't expired, use its
``custom_submission_time`` instead of the backup's.
If the extension's ``custom_submission_time`` is None, assume it's right
before the assignment's due date.
"""
extension = Extension.get_extension(backup.submitter, assignment, backup.created)
if extension:
return extension.custom_submission_time or assignment.due_date
return backup.submission_time
def test_edit_extension(self):
ext = self._make_ext(self.assignment, self.user1)
self.login(self.staff1.email)
expires = (dt.datetime.utcnow() + dt.timedelta(days=3)).strftime(constants.ISO_DATETIME_FMT)
custom_submission_time = dt.datetime.utcnow().strftime(constants.ISO_DATETIME_FMT)
message = 'Sickness'
data = {
'assignment_id': self.assignment.id,
'email': self.user1.email,
'expires': expires,
'reason': message,
'submission_time': 'other',
'custom_submission_time': custom_submission_time
}
self.assert200(self.client.post('/admin/course/{}/extensions/{}'.format(self.course.id, utils.encode_id(ext.id)),
data=data, follow_redirects=True))
extension = Extension.get_extension(self.user1, self.assignment, time=dt.datetime.utcnow())
self.assertEqual(extension.staff_id, self.staff1.id)
self.assertEqual(extension.assignment_id, self.assignment.id)
self.assertEqual(extension.message, message)
self.assertEqual(utils.local_time_obj(extension.expires, self.course).replace(tzinfo=None), dt.datetime.strptime(expires, '%Y-%m-%d %H:%M:%S'))
self.assertEqual(utils.local_time_obj(extension.custom_submission_time, self.course).replace(tzinfo=None), dt.datetime.strptime(custom_submission_time, '%Y-%m-%d %H:%M:%S'))
def test_extension_expiry(self):
ext = self._make_ext(self.assignment, self.user1)
self.assertEqual(ext, Extension.get_extension(self.user1, self.assignment))
ext.expires = dt.datetime.utcnow() - dt.timedelta(days=1)
self.assertFalse(Extension.get_extension(self.user1, self.assignment))
def test_extension_permissions(self):
ext = self._make_ext(self.assignment, self.user1)
self.assertFalse(Extension.can(ext, self.user1, 'delete'))
self.assertTrue(Extension.can(ext, self.staff1, 'delete'))
def test_extension_basic(self):
ext = self._make_ext(self.assignment, self.user1)
self.assertEqual(ext, Extension.get_extension(self.user1, self.assignment))
self.assertFalse(Extension.get_extension(self.user2, self.assignment))
def _make_ext(self, assignment, user, custom_time=None):
custom_time = custom_time or dt.datetime.utcnow()
return Extension.create(assignment=assignment, user=user,
custom_submission_time=custom_time,
expires=dt.datetime.utcnow() + dt.timedelta(days=1),
staff=self.staff1)
def test_extension_expiry(self):
ext = self._make_ext(self.assignment, self.user1)
self.assertEquals(ext, Extension.get_extension(self.user1, self.assignment))
ext.expires = dt.datetime.utcnow() - dt.timedelta(days=1)
self.assertFalse(Extension.get_extension(self.user1, self.assignment))
def test_extension_permissions(self):
ext = self._make_ext(self.assignment, self.user1)
self.assertFalse(Extension.can(ext, self.user1, 'delete'))
self.assertTrue(Extension.can(ext, self.staff1, 'delete'))
def test_extension_basic(self):
ext = self._make_ext(self.assignment, self.user1)
self.assertEquals(ext, Extension.get_extension(self.user1, self.assignment))
self.assertFalse(Extension.get_extension(self.user2, self.assignment))
def submit_assignment(name):
# TODO: Unify student & staff upload.
assign = get_assignment(name)
group = Group.lookup(current_user, assign)
user_ids = assign.active_user_ids(current_user.id)
fs = assign.final_submission(user_ids)
if not assign.uploads_enabled:
flash("This assignment cannot be submitted online", 'warning')
return redirect(url_for('.assignment', name=assign.name))
extension = None # No need for an extension
if not assign.active:
extension = Extension.get_extension(current_user, assign)
if not extension:
flash("It's too late to submit this assignment", 'warning')
return redirect(url_for('.assignment', name=assign.name))
if request.method == "POST":
backup = Backup.create(
submitter=current_user,
assignment=assign,
submit=True,
)
assignment = backup.assignment
if extension:
backup.custom_submission_time = extension.custom_submission_time
templates = assignment.files or []
files = {}
def extract_file_index(file_ind):
""" Get the index of of file objects. Used because
request.files.getlist() does not handle uniquely indexed
lists.
>>> extract_file_index('file[12'])
12
"""
brace_loc = file_ind.find('[')
index_str = file_ind[brace_loc+1:-1]
return int(index_str)
# A list of one element lists
sorted_uploads = sorted(list(request.files.items()),
key=lambda x: extract_file_index(x[0]))
uploads = [v[1] for v in sorted_uploads]
full_path_names = list(request.form.listvalues())[0]
template_files = assign.files or []
file_names = [os.path.split(f)[1] for f in full_path_names]
missing = [t for t in template_files if t not in file_names]
if missing:
return jsonify({
'error': ('Missing files: {}. The following files are required: {}'
.format(', '.join(missing), ', '.join(template_files)))
}), 400
backup_folder_postfix = time.time()
for full_path, upload in zip(full_path_names, uploads):
data = upload.read()
if len(data) > MAX_UPLOAD_FILE_SIZE: # file is too large (over 25 MB)
return jsonify({
'error': ('{} is larger than the maximum file size of {} MB'
.format(full_path, MAX_UPLOAD_FILE_SIZE/1024/1024))
}), 400
try:
files[full_path] = str(data, 'utf-8')
except UnicodeDecodeError:
upload.stream.seek(0) # We've already read data, so reset before uploading
dest_folder = "uploads/{}/{}/{}/".format(assign.name, current_user.id, backup_folder_postfix)
bin_file = ExternalFile.upload(upload.stream, current_user.id, full_path,
staff_file=False, prefix=dest_folder,
course_id=assign.course.id,
backup=backup, assignment_id=assign.id)
db.session.add(bin_file)
message = Message(kind='file_contents', contents=files)
backup.messages.append(message)
db.session.add(backup)
db.session.commit()
# Send to continuous autograder
if assign.autograding_key and assign.continuous_autograding:
try:
submit_continuous(backup)
except ValueError as e:
flash('Did not send to autograder: {}'.format(e), 'warning')
return jsonify({
'backup': backup.hashid,
'url': url_for('.code', name=assign.name, submit=backup.submit,
bid=backup.id)
})
return render_template('student/assignment/submit.html', assignment=assign,
group=group, course=assign.course)
def _make_ext(self, assignment, user, custom_time=None):
custom_time = custom_time or dt.datetime.utcnow()
return Extension.create(assignment=assignment, user=user,
custom_submission_time=custom_time,
expires=dt.datetime.utcnow() + dt.timedelta(days=1),
staff=self.staff1)