def setUp(self):
super(TestGrading, self).setUp()
self.setup_course()
message_dict = {'file_contents': {'backup.py': '1'}, 'analytics': {}}
self.active_user_ids = [self.user1.id, self.user2.id, self.user3.id]
self.active_staff = [self.staff1, self.staff2]
self.active_assignments = [self.assignment, self.assignment2]
Group.invite(self.user1, self.user2, self.assignment)
group = Group.lookup(self.user1, self.assignment)
group.accept(self.user2)
# Creates 5 submissions for each assignment per user, each spaced two minutes apart
for assign in self.active_assignments:
time = assign.due_date - datetime.timedelta(minutes=30)
for num in range(5):
for user_id in self.active_user_ids:
num += 1
time += datetime.timedelta(minutes=2)
backup = Backup(submitter_id=user_id,
assignment=assign, submit=True)
messages = [Message(kind=k, backup=backup,
contents=m) for k, m in message_dict.items()]
backup.created = time
db.session.add_all(messages)
db.session.add(backup)
# Debugging print if tests fails
# print("User {} | Assignment {} | Submission {} | Time {}".format(
# user_id, assign.id, num, time))
db.session.commit()
def setUp(self):
super(TestGrading, self).setUp()
self.setup_course()
message_dict = {'file_contents': {'backup.py': '1'}, 'analytics': {}}
self.active_user_ids = [self.user1.id, self.user2.id, self.user3.id]
self.active_staff = [self.staff1, self.staff2]
self.active_assignments = [self.assignment, self.assignment2]
Group.invite(self.user1, self.user2, self.assignment)
group = Group.lookup(self.user1, self.assignment)
group.accept(self.user2)
# Creates 5 submissions for each assignment per user, each spaced two minutes apart
for assign in self.active_assignments:
time = assign.due_date - datetime.timedelta(minutes=30)
for num in range(5):
for user_id in self.active_user_ids:
num += 1
time += datetime.timedelta(minutes=2)
backup = Backup(submitter_id=user_id,
assignment=assign, submit=True)
messages = [Message(kind=k, backup=backup,
contents=m) for k, m in message_dict.items()]
backup.created = time
db.session.add_all(messages)
db.session.add(backup)
# Debugging print if tests fails
# print("User {} | Assignment {} | Submission {} | Time {}".format(
# user_id, assign.id, num, time))
db.session.commit()
def setUp(self):
""" Add submissions for 3 users. """
super(TestRevision, self).setUp()
self.setup_course()
message_dict = {'file_contents': {'backup.py': '1'}, 'analytics': {}}
self.active_user_ids = [self.user1.id, self.user2.id, self.user3.id]
self.assignment.revisions_allowed = True
time = self.assignment.due_date # Set to dt.now(), so future subms are late
for user_id in self.active_user_ids:
time -= datetime.timedelta(minutes=15)
backup = Backup(submitter_id=user_id,
assignment=self.assignment, submit=True)
# Revisions are submitted on time.
backup.created = time
messages = [Message(kind=k, backup=backup,
contents=m) for k, m in message_dict.items()]
db.session.add_all(messages)
db.session.add(backup)
# Put user 3 in a group with user 4
Group.invite(self.user3, self.user4, self.assignment)
group = Group.lookup(self.user3, self.assignment)
group.accept(self.user4)
okversion = Version(name="ok-client", current_version="v1.5.0",
download_link="http://localhost/ok")
db.session.add(okversion)
db.session.commit()
def gen_backup(user, assignment):
seconds_offset = random.randrange(-100000, 100)
messages = gen_messages(assignment, seconds_offset)
submit = gen_bool(0.3)
if submit:
messages['file_contents']['submit'] = ''
backup = Backup(
created=assignment.due_date - datetime.timedelta(seconds=seconds_offset),
submitter_id=user.id,
assignment_id=assignment.id,
submit=submit)
backup.messages = [Message(kind=k, contents=m) for k, m in messages.items()]
return backup
def gen_backup(user, assignment):
seconds_offset = random.randrange(-100000, 100)
messages = gen_messages(assignment, seconds_offset)
submit = gen_bool(0.3)
if submit:
messages['file_contents']['submit'] = ''
backup = Backup(created=assignment.due_date -
datetime.timedelta(seconds=seconds_offset),
submitter_id=user.id,
assignment_id=assignment.id,
submit=submit)
backup.messages = [
Message(kind=k, contents=m) for k, m in messages.items()
]
return backup
def test_files(self):
backup = Backup(submitter_id=self.user1.id,
assignment=self.assignment,
submit=True)
message = Message(kind='file_contents',
backup=backup,
contents={
'hog.py': 'def foo():\n return',
'submit': True
})
db.session.add(message)
db.session.add(backup)
db.session.commit()
# submit should not show up
assert backup.files() == {'hog.py': 'def foo():\n return'}
def download(name, submit, bid, file):
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "view")):
abort(404)
if backup.submit != submit:
return redirect(url_for('.download', name=name, submit=backup.submit,
bid=bid, file=file))
try:
contents = backup.files()[file]
except KeyError:
abort(404)
response = make_response(contents)
inline = 'raw' in request.args
content_disposition = "inline" if inline else "attachment"
response.headers["Content-Disposition"] = ("{0}; filename={1!s}"
.format(content_disposition, file))
response.headers["Content-Security-Policy"] = "default-src 'none';"
response.headers["X-Content-Type-Options"] = "nosniff"
if file.endswith('.ipynb') and not inline:
# Prevent safari from adding a .txt extension to files
response.headers["Content-Type"] = "application/octet-stream; charset=UTF-8"
else:
response.headers["Content-Type"] = "text/plain; charset=UTF-8"
return response
def code(name, submit, bid):
assign = get_assignment(name)
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "view")):
abort(404)
if backup.submit != submit:
return redirect(url_for('.code', name=name, submit=backup.submit, bid=bid))
diff_type = request.args.get('diff')
if diff_type not in (None, 'short', 'full'):
return redirect(url_for('.code', name=name, submit=submit, bid=bid))
if not assign.files and diff_type:
return abort(404)
# sort comments by (filename, line)
comments = collections.defaultdict(list)
for comment in backup.comments:
comments[(comment.filename, comment.line)].append(comment)
# highlight files and add comments
files = highlight.diff_files(assign.files, backup.files(), diff_type)
for filename, source_file in files.items():
for line in source_file.lines:
line.comments = comments[(filename, line.line_after)]
return render_template('student/assignment/code.html',
course=assign.course, assignment=assign, backup=backup,
files=files, diff_type=diff_type)
def flag(name, bid):
assign = get_assignment(name)
user_ids = assign.active_user_ids(current_user.id)
flag = 'flag' in request.form
next_url = request.form['next']
backup = models.Backup.query.get(bid)
if not Backup.can(backup, current_user, "view"):
abort(404)
if not assign.active:
flash('It is too late to change what submission is graded.', 'warning')
elif flag:
result = assign.flag(bid, user_ids)
flash('Flagged submission {}. '.format(result.hashid) +
'This submission will be used for grading', 'success')
else:
result = assign.unflag(bid, user_ids)
flash('Removed flag from {}. '.format(result.hashid) +
'The most recent submission will be used for grading.', 'success')
if is_safe_redirect_url(request, next_url):
return redirect(next_url)
else:
flash("Not a valid redirect", "danger")
abort(400)
def edit_backup(bid):
courses, current_course = get_courses()
backup = Backup.query.options(db.joinedload('assignment')).get(bid)
if not backup:
abort(404)
if not Backup.can(backup, current_user, 'grade'):
flash("You do not have permission to score this assignment.",
"warning")
abort(401)
form = forms.SubmissionTimeForm()
if form.validate_on_submit():
backup.custom_submission_time = form.get_submission_time(
backup.assignment)
db.session.commit()
flash('Submission time saved', 'success')
return redirect(url_for('.edit_backup', bid=bid))
else:
form.set_submission_time(backup)
return render_template(
'staff/grading/edit.html',
courses=courses,
current_course=current_course,
backup=backup,
student=backup.submitter,
form=form,
)
def code(name, submit, bid):
assign = get_assignment(name)
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "view")):
abort(404)
if backup.submit != submit:
return redirect(
url_for('.code', name=name, submit=backup.submit, bid=bid))
diff_type = request.args.get('diff')
if diff_type not in (None, 'short', 'full'):
return redirect(url_for('.code', name=name, submit=submit, bid=bid))
if not assign.files and diff_type:
return abort(404)
# sort comments by (filename, line)
comments = collections.defaultdict(list)
for comment in backup.comments:
comments[(comment.filename, comment.line)].append(comment)
# highlight files and add comments
files = highlight.diff_files(assign.files, backup.files(), diff_type)
for filename, lines in files.items():
for line in lines:
line.comments = comments[(filename, line.line_after)]
return render_template('student/assignment/code.html',
course=assign.course,
assignment=assign,
backup=backup,
files=files,
diff_type=diff_type)
def flag(name, bid):
assign = get_assignment(name)
user_ids = assign.active_user_ids(current_user.id)
flag = 'flag' in request.form
next_url = request.form['next']
backup = models.Backup.query.get(bid)
if not Backup.can(backup, current_user, "view"):
abort(404)
if not assign.active:
flash('It is too late to change what submission is graded.', 'warning')
elif flag:
result = assign.flag(bid, user_ids)
flash(
'Flagged submission {}. '.format(result.hashid) +
'This submission will be used for grading', 'success')
else:
result = assign.unflag(bid, user_ids)
flash(
'Removed flag from {}. '.format(result.hashid) +
'The most recent submission will be used for grading.', 'success')
if is_safe_redirect_url(request, next_url):
return redirect(next_url)
else:
flash("Not a valid redirect", "danger")
abort(400)
def download(name, submit, bid, file):
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "view")):
abort(404)
if backup.submit != submit:
return redirect(
url_for('.download',
name=name,
submit=backup.submit,
bid=bid,
file=file))
try:
contents = backup.files()[file]
except KeyError:
abort(404)
response = make_response(contents)
content_disposition = "inline" if 'raw' in request.args else "attachment"
response.headers["Content-Disposition"] = ("{0}; filename={1!s}".format(
content_disposition, file))
response.headers["Content-Security-Policy"] = "default-src 'none';"
response.headers["X-Content-Type-Options"] = "nosniff"
response.headers["Content-Type"] = "text/plain; charset=UTF-8"
return response
def gen_backup(user, assignment):
messages = {
'file_contents': {
'fizzbuzz.py': modified_file,
'moby_dick': 'Call me Ishmael.'
},
'analytics': {}
}
submit = gen_bool(0.1)
if submit:
messages['file_contents']['submit'] = ''
backup = Backup(
created=assignment.due_date -
datetime.timedelta(seconds=random.randrange(-100000, 100)),
submitter_id=user.id,
assignment_id=assignment.id,
submit=submit)
backup.messages = [Message(kind=k, contents=m) for k, m in messages.items()]
return backup
def test_files(self):
backup = Backup(
submitter_id=self.user1.id,
assignment=self.assignment,
submit=True)
message = Message(
kind='file_contents',
backup=backup,
contents={
'hog.py': 'def foo():\n return',
'submit': True
})
db.session.add(message)
db.session.add(backup)
db.session.commit()
# submit should not show up
assert backup.files() == {
'hog.py': 'def foo():\n return'
}
def composition(bid):
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "grade")):
abort(404)
form = forms.CompositionScoreForm()
existing = Score.query.filter_by(backup=backup, kind="composition").first()
if existing:
form.kind.data = "composition"
form.message.data = existing.message
form.score.data = existing.score
return grading_view(backup, form=form)
def gen_backup(user, assignment):
messages = {
'file_contents': {
'fizzbuzz.py': modified_file,
'moby_dick': 'Call me Ishmael.'
},
'analytics': {}
}
submit = gen_bool(0.1)
if submit:
messages['file_contents']['submit'] = ''
backup = Backup(created=assignment.due_date -
datetime.timedelta(seconds=random.randrange(-100000, 100)),
submitter_id=user.id,
assignment_id=assignment.id,
submit=submit)
backup.messages = [
Message(kind=k, contents=m) for k, m in messages.items()
]
return backup
def composition(bid):
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "grade")):
abort(404)
form = forms.CompositionScoreForm()
existing = Score.query.filter_by(backup=backup, kind="composition").first()
if existing:
form.kind.data = "composition"
form.message.data = existing.message
form.score.data = existing.score
return grading_view(backup, form=form)
def score_from_csv(assign_id, rows, kind='total', invalid=None, message=None):
"""
Job for uploading Scores.
@param ``rows`` should be a list of records (mappings),
with labels `email` and `score`
"""
log = jobs.get_job_logger()
current_user = jobs.get_current_job().user
assign = Assignment.query.get(assign_id)
message = message or '{} score for {}'.format(kind.title(), assign.display_name)
def log_err(msg):
log.info('\t! {}'.format(msg))
log.info("Uploading scores for {}:\n".format(assign.display_name))
if invalid:
log_err('skipping {} invalid entries on lines:'.format(len(invalid)))
for line in invalid:
log_err('\t{}'.format(line))
log.info('')
success, total = 0, len(rows)
for i, row in enumerate(rows, start=1):
try:
email, score = row['email'], row['score']
user = User.query.filter_by(email=email).one()
backup = Backup.query.filter_by(assignment=assign, submitter=user, submit=True).first()
if not backup:
backup = Backup.create(submitter=user, assignment=assign, submit=True)
uploaded_score = Score(grader=current_user, assignment=assign,
backup=backup, user=user, score=score, kind=kind, message=message)
db.session.add(uploaded_score)
uploaded_score.archive_duplicates()
except SQLAlchemyError:
print_exc()
log_err('error: user with email `{}` does not exist'.format(email))
else:
success += 1
if i % 100 == 0:
log.info('\nUploaded {}/{} Scores\n'.format(i, total))
db.session.commit()
log.info('\nSuccessfully uploaded {} "{}" scores (with {} errors)'.format(success, kind, total - success))
return '/admin/course/{cid}/assignments/{aid}/scores'.format(
cid=jobs.get_current_job().course_id, aid=assign_id)
def test_backup_owners(self):
backup = Backup(
submitter_id=self.user1.id,
assignment=self.assignment,
submit=True)
backup2 = Backup(
submitter_id=self.user2.id,
assignment=self.assignment,
submit=True)
db.session.add(backup)
db.session.add(backup2)
db.session.commit()
assert backup2.owners() == {self.user2.id}
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)
assert backup.owners() == {self.user1.id, self.user2.id}
assert backup2.owners() == {self.user1.id, self.user2.id}
def download(name, submit, bid, file):
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "view")):
abort(404)
if backup.submit != submit:
return redirect(url_for('.download', name=name, submit=backup.submit,
bid=bid, file=file))
try:
contents = backup.files()[file]
except KeyError:
abort(404)
response = make_response(contents)
response.headers["Content-Disposition"] = "attachment; filename={0!s}".format(file)
return response
def setUp(self):
""" Add submissions for 3 users. """
super(TestRevision, self).setUp()
self.setup_course()
message_dict = {'file_contents': {'backup.py': '1'}, 'analytics': {}}
self.active_user_ids = [self.user1.id, self.user2.id, self.user3.id]
self.assignment.revisions_allowed = True
time = self.assignment.due_date # Set to dt.now(), so future subms are late
for user_id in self.active_user_ids:
time -= datetime.timedelta(minutes=15)
backup = Backup(submitter_id=user_id,
assignment=self.assignment,
submit=True)
# Revisions are submitted on time.
backup.created = time
messages = [
Message(kind=k, backup=backup, contents=m)
for k, m in message_dict.items()
]
db.session.add_all(messages)
db.session.add(backup)
# Put user 3 in a group with user 4
Group.invite(self.user3, self.user4, self.assignment)
group = Group.lookup(self.user3, self.assignment)
group.accept(self.user4)
okversion = Version(name="ok-client",
current_version="v1.5.0",
download_link="http://localhost/ok")
db.session.add(okversion)
db.session.commit()
def grading(bid):
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "grade")):
abort(404)
form = forms.GradeForm()
existing = Score.query.filter_by(backup=backup).first()
if existing and existing.kind in GRADE_TAGS:
form = forms.GradeForm(kind=existing.kind)
form.kind.data = existing.kind
form.message.data = existing.message
form.score.data = existing.score
return grading_view(backup, form=form)
def autograde_backup(bid):
backup = Backup.query.options(db.joinedload('assignment')).get(bid)
if not backup:
abort(404)
if not Backup.can(backup, current_user, 'grade'):
flash("You do not have permission to score this assignment.", "warning")
abort(401)
form = forms.CSRFForm()
if form.validate_on_submit():
try:
autograder.autograde_backup(backup)
flash('Submitted to the autograder', 'success')
except ValueError as e:
flash(str(e), 'error')
return redirect(url_for('.grading', bid=bid))
def grading(bid):
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "grade")):
abort(404)
form = forms.GradeForm()
existing = [s for s in backup.scores if not s.archived]
first_score = existing[0] if existing else None
if first_score and first_score.kind in GRADE_TAGS:
form = forms.GradeForm(kind=first_score.kind)
form.kind.data = first_score.kind
form.message.data = first_score.message
form.score.data = first_score.score
return grading_view(backup, form=form)
def _make_assignment(self, uids, assignment):
# create a submission every 15 minutes
message_dict = {'file_contents': {'backup.py': '1'}, 'analytics': {}}
time = assignment.due_date
for _ in range(20):
for user_id in uids:
time -= datetime.timedelta(minutes=15)
backup = Backup(submitter_id=user_id,
assignment=assignment,
submit=True)
messages = [
Message(kind=k, backup=backup, contents=m)
for k, m in message_dict.items()
]
db.session.add_all(messages)
db.session.add(backup)
db.session.commit()
def submit_assignment(name):
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))
if not assign.active:
flash("It's too late to submit this assignment", 'warning')
return redirect(url_for('.assignment', name=assign.name))
form = UploadSubmissionForm()
if form.validate_on_submit():
backup = Backup(
submitter=current_user,
assignment=assign,
submit=True,
)
if form.upload_files.upload_backup_files(backup):
db.session.add(backup)
db.session.commit()
if assign.autograding_key:
try:
submit_continous(backup)
except ValueError as e:
logger.warning('Web submission did not autograde',
exc_info=True)
flash('Did not send to autograder: {}'.format(e),
'warning')
flash('Uploaded submission', 'success')
return redirect(
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,
form=form)
def download(name, submit, bid, file):
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "view")):
abort(404)
if backup.submit != submit:
return redirect(
url_for('.download',
name=name,
submit=backup.submit,
bid=bid,
file=file))
try:
contents = backup.files()[file]
except KeyError:
abort(404)
response = make_response(contents)
response.headers[
"Content-Disposition"] = "attachment; filename={0!s}".format(file)
return response
def _add_file(self, filename, contents):
self.setup_course()
email = '*****@*****.**'
self.login(email)
self.user = User.lookup(email)
self.backup = Backup(submitter=self.user,
assignment=self.assignment,
submit=True)
self.message = Message(backup=self.backup,
contents={
filename: contents,
'submit': True
},
kind='file_contents')
db.session.add(self.backup)
db.session.add(self.message)
db.session.commit()
def download(name, submit, bid, file):
backup = Backup.query.get(bid)
if not (backup and Backup.can(backup, current_user, "view")):
abort(404)
if backup.submit != submit:
return redirect(url_for('.download', name=name, submit=backup.submit,
bid=bid, file=file))
try:
contents = backup.files()[file]
except KeyError:
abort(404)
response = make_response(contents)
content_disposition = "inline" if 'raw' in request.args else "attachment"
response.headers["Content-Disposition"] = ("{0}; filename={1!s}"
.format(content_disposition, file))
response.headers["Content-Security-Policy"] = "default-src 'none';"
response.headers["X-Content-Type-Options"] = "nosniff"
response.headers["Content-Type"] = "text/plain; charset=UTF-8"
return response
def test_backup_owners(self):
backup = Backup(submitter_id=self.user1.id,
assignment=self.assignment,
submit=True)
backup2 = Backup(submitter_id=self.user2.id,
assignment=self.assignment,
submit=True)
db.session.add(backup)
db.session.add(backup2)
db.session.commit()
assert backup2.owners() == {self.user2.id}
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)
assert backup.owners() == {self.user1.id, self.user2.id}
assert backup2.owners() == {self.user1.id, self.user2.id}
def staff_submit_backup(cid, email, aid):
courses, current_course = get_courses(cid)
assign = Assignment.query.filter_by(id=aid, course_id=cid).one_or_none()
if not assign or not Assignment.can(assign, current_user, 'grade'):
return abort(404)
student = User.lookup(email)
if not student:
abort(404)
user_ids = assign.active_user_ids(student.id)
# TODO: DRY - Unify with student upload code - should just be a function
form = forms.StaffUploadSubmissionForm()
if form.validate_on_submit():
backup = Backup(
submitter=student,
creator=current_user,
assignment=assign,
submit=True,
custom_submission_time=form.get_submission_time(assign),
)
if form.upload_files.upload_backup_files(backup):
db.session.add(backup)
db.session.commit()
if assign.autograding_key:
try:
autograder.submit_continous(backup)
except ValueError as e:
flash('Did not send to autograder: {}'.format(e),
'warning')
flash('Uploaded submission'.format(backup.hashid), 'success')
return redirect(url_for('.grading', bid=backup.id))
return render_template(
'staff/student/submit.html',
current_course=current_course,
courses=courses,
student=student,
assignment=assign,
upload_form=form,
)
def grade(bid):
""" Used as a form submission endpoint. """
backup = Backup.query.options(db.joinedload('assignment')).get(bid)
if not backup:
abort(404)
if not Backup.can(backup, current_user, 'grade'):
flash("You do not have permission to score this assignment.", "warning")
abort(401)
form = forms.GradeForm()
score_kind = form.kind.data.strip().lower()
is_composition = (score_kind == "composition")
# TODO: Form should include redirect url instead of guessing based off tag
if is_composition:
form = forms.CompositionScoreForm()
if not form.validate_on_submit():
return grading_view(backup, form=form)
score = Score(backup=backup, grader=current_user,
assignment_id=backup.assignment_id)
form.populate_obj(score)
db.session.add(score)
db.session.commit()
# Archive old scores of the same kind
score.archive_duplicates()
next_page = None
flash_msg = "Added a {0} {1} score.".format(score.score, score_kind)
# Find GradingTasks applicable to this score
tasks = backup.grading_tasks
for task in tasks:
task.score = score
cache.delete_memoized(User.num_grading_tasks, task.grader)
db.session.commit()
if len(tasks) == 1:
# Go to next task for the current task queue if possible.
task = tasks[0]
next_task = task.get_next_task()
next_route = '.composition' if is_composition else '.grading'
# Handle case when the task is on the users queue
if next_task:
flash_msg += (" There are {0} tasks left. Here's the next submission:"
.format(task.remaining))
next_page = url_for(next_route, bid=next_task.backup_id)
else:
flash_msg += " All done with grading for {}".format(backup.assignment.name)
next_page = url_for('.grading_tasks')
else:
# TODO: Send task id or redirect_url in the grading form
# For now, default to grading tasks
next_page = url_for('.grading_tasks')
flash(flash_msg, 'success')
if not next_page:
next_page = url_for('.assignment_queues', aid=backup.assignment_id,
cid=backup.assignment.course_id)
return redirect(next_page)
def restore_object(self, attrs, instance=None):
attrs[u'user'] = self.context.get('request').user
backup = Backup(**attrs)
if backup.file:
backup.file.name = backup.name
return backup
def grade(bid):
""" Used as a form submission endpoint. """
backup = Backup.query.options(db.joinedload('assignment')).get(bid)
if not backup:
abort(404)
if not Backup.can(backup, current_user, 'grade'):
flash("You do not have permission to score this assignment.", "warning")
abort(401)
form = forms.GradeForm()
score_kind = form.kind.data.strip().lower()
is_composition = (score_kind == "composition")
# TODO: Form should include redirect url instead of guessing based off tag
if is_composition:
form = forms.CompositionScoreForm()
if not form.validate_on_submit():
return grading_view(backup, form=form)
score = Score(backup=backup, grader=current_user,
assignment_id=backup.assignment_id)
form.populate_obj(score)
db.session.add(score)
db.session.commit()
# Archive old scores of the same kind
score.archive_duplicates()
next_page = None
flash_msg = "Added a {0} {1} score.".format(score.score, score_kind)
# Find GradingTasks applicable to this score
tasks = backup.grading_tasks
for task in tasks:
task.score = score
cache.delete_memoized(User.num_grading_tasks, task.grader)
db.session.commit()
if len(tasks) == 1:
# Go to next task for the current task queue if possible.
task = tasks[0]
next_task = task.get_next_task()
next_route = '.composition' if is_composition else '.grading'
# Handle case when the task is on the users queue
if next_task:
flash_msg += (" There are {0} tasks left. Here's the next submission:"
.format(task.remaining))
next_page = url_for(next_route, bid=next_task.backup_id)
else:
flash_msg += " All done with grading for {}".format(backup.assignment.name)
next_page = url_for('.grading_tasks')
else:
# TODO: Send task id or redirect_url in the grading form
# For now, default to grading tasks
next_page = url_for('.grading_tasks')
flash(flash_msg, 'success')
if not next_page:
next_page = url_for('.assignment_queues', aid=backup.assignment_id,
cid=backup.assignment.course_id)
return redirect(next_page)
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)