def account_type_required(account_type):
"""
A decorator that can be applied to views to only allow access to users with
certain account types.
:param account_type: The account types that are allowed. May either be a
single string (meaning only one account type is
allowed) or a tuple, in which case any account type
within that tuple will be allowed access.
"""
# We allow the user of this function to specify a string for account_type
# signaling that only one type of user is allowed. The rest of the function
# except account_type to be a tuple however, so convert it here.
if isinstance(account_type, StringType):
account_type = (account_type,)
# Form a nicely formatted string that we will use to provide an error
# message to the end-user if they try to access a restricted page.
allowed = pretty_list(account_type, none_string="magical")
def internal_decorator(func):
@wraps(func)
def decorated_view(*args, **kwargs):
if not current_user.is_authenticated() or current_user.account_type not in account_type:
flash("Only %s users are permitted to access this page." % allowed, category="error")
return current_app.login_manager.unauthorized()
return func(*args, **kwargs)
return decorated_view
return internal_decorator
def account_type_required(account_type):
"""
A decorator that can be applied to views to only allow access to users with
certain account types.
:param account_type: The account types that are allowed. May either be a
single string (meaning only one account type is
allowed) or a tuple, in which case any account type
within that tuple will be allowed access.
"""
# We allow the user of this function to specify a string for account_type
# signaling that only one type of user is allowed. The rest of the function
# except account_type to be a tuple however, so convert it here.
if isinstance(account_type, StringType):
account_type = (account_type, )
# Form a nicely formatted string that we will use to provide an error
# message to the end-user if they try to access a restricted page.
allowed = pretty_list(account_type, none_string="magical")
def internal_decorator(func):
@wraps(func)
def decorated_view(*args, **kwargs):
if not current_user.is_authenticated() or \
current_user.account_type not in account_type:
flash("Only %s users are permitted to access this page." %
allowed,
category="error")
return current_app.login_manager.unauthorized()
return func(*args, **kwargs)
return decorated_view
return internal_decorator
def upload_submission(assignment_id):
# Figure out which assignment the user asked for.
try:
id = ObjectId(assignment_id)
assignment = Assignment.objects.get(id = id)
except (InvalidId, Assignment.DoesNotExist) as e:
logger.info("Could not retrieve assignment: %s", str(e))
abort(404)
# Figure out where we should redirect the user to once we're done.
redirect_to = request.args.get("next") or request.referrer
if not is_url_on_site(app, redirect_to):
# Default going back to the assignment screen
redirect_to = url_for(
"view_assignment",
assignment_id = assignment_id
)
assignment.apply_personal_deadlines(current_user)
# Check if the assignment's cutoff date has passed
if assignment.due_cutoff and \
assignment.due_cutoff < datetime.datetime.today():
logger.info("Submission rejected, cutoff date has already passed.")
flash(
"The cutoff date has already passed, your submission was not "
"accepted.", category = "error"
)
return redirect(redirect_to)
form = SimpleArchiveForm()
if not form.validate_on_submit():
logger.info(
"Submission rejected due to internal validation problem."
)
flash(
"Submission rejected due to internal validation problem. Try "
"again.", category = "error"
)
return redirect(redirect_to)
if not [i for i in form.archive.entries if i.data.filename]:
logger.info("Submission rejected. User did not submit any files.")
flash("You did not submit any files.", category = "error")
return redirect(redirect_to)
new_submission = Submission(
assignment = id,
user = current_user.id,
timestamp = datetime.datetime.now(),
test_type = "final" if form.marked_as_final.data else "public",
most_recent = True
)
new_submission.id = ObjectId()
logger.info(str(new_submission.to_dict()))
# Craft a unique directory path where we will store the new submission. We
# are guarenteed an ObjectId is unique. However we are not guarenteed that
# we will have the proper permissions and that we will be able to make the
# directory thus this could error because of that.
new_submission.testables = new_submission.getFilePath()
os.makedirs(new_submission.testables)
# Save each file the user uploaded into the submissions directory
for i in form.archive.entries:
if not i.data.filename:
continue
# Figure out where we want to save the user's file
file_path = os.path.join(
new_submission.testables, secure_filename(i.data.filename)
)
# Do the actual saving
i.data.save(file_path)
new_submission.uploaded_filenames.extend(
secure_filename(i.data.filename) for i in form.archive.entries
if i.data.filename
)
logger.info(
"Succesfully uploaded a new submission (id = %s) with files %s.",
str(new_submission.id),
str(new_submission.uploaded_filenames)
)
# The old "most_recent" submission is no longer the most recent.
Submission.objects(
user = current_user.email,
assignment = id,
most_recent = True
).update(
multi = False,
unset__most_recent = 1
)
if assignment.test_harness:
new_submission.test_request_timestamp = datetime.datetime.now()
logger.info("Sent test request to shepherd for %s" % \
str(new_submission.id))
new_submission.save()
# Tell shepherd to start running tests if there is a test_harness.
if assignment.test_harness:
send_test_request(config["PUBLIC_SOCKET"], new_submission.id)
# Communicate to the next page what submission was just added.
flash(str(new_submission.id), category = "new_submission")
flash(
"Successfully uploaded %s %s." %
(
plural_if("file", len(new_submission.uploaded_filenames)),
pretty_list(new_submission.uploaded_filenames)
),
category = "message"
)
# Everything seems to have gone well
return redirect(redirect_to)
# Do the actual saving
i.data.save(file_path)
new_submission.uploaded_filenames.extend(
secure_filename(i.data.filename) for i in form.archive.entries
if i.data.filename)
app.logger.debug(
"%s succesfully uploaded a new submission (id = %s) with files %s.",
current_user.email, str(new_submission.id),
str(new_submission.uploaded_filenames))
# The old "most_recent" submission is no longer the most recent.
Submission.objects(assignment=id,
most_recent=True).update(multi=False,
set__most_recent=False)
new_submission.save()
# Communicate to the next page what submission was just added.
flash(new_submission.id, category="new_submission")
flash("Successfully uploaded %s %s." %
(plural_if("file", len(new_submission.uploaded_filenames)),
pretty_list(new_submission.uploaded_filenames)),
category="message")
# Everything seems to have gone well
return redirect(redirect_to)
def upload_submission(assignment_id):
# Figure out which assignment the user asked for.
try:
id = ObjectId(assignment_id)
assignment = Assignment.objects.get(id=id)
except (InvalidId, Assignment.DoesNotExist) as e:
logger.info("Could not retrieve assignment: %s", str(e))
abort(404)
# Figure out where we should redirect the user to once we're done.
redirect_to = request.args.get("next") or request.referrer
if not is_url_on_site(app, redirect_to):
# Default going back to the assignment screen
redirect_to = url_for("view_assignment", assignment_id=assignment_id)
assignment.apply_personal_deadlines(current_user)
# Check if the assignment's cutoff date has passed
if assignment.due_cutoff and \
assignment.due_cutoff < datetime.datetime.today():
logger.info("Submission rejected, cutoff date has already passed.")
flash(
"The cutoff date has already passed, your submission was not "
"accepted.",
category="error")
return redirect(redirect_to)
form = SimpleArchiveForm()
if not form.validate_on_submit():
logger.info("Submission rejected due to internal validation problem.")
flash(
"Submission rejected due to internal validation problem. Try "
"again.",
category="error")
return redirect(redirect_to)
if not [i for i in form.archive.entries if i.data.filename]:
logger.info("Submission rejected. User did not submit any files.")
flash("You did not submit any files.", category="error")
return redirect(redirect_to)
new_submission = Submission(
assignment=id,
user=current_user.id,
timestamp=datetime.datetime.now(),
test_type="final" if form.marked_as_final.data else "public",
most_recent=True)
new_submission.id = ObjectId()
logger.info(str(new_submission.to_dict()))
# Craft a unique directory path where we will store the new submission. We
# are guarenteed an ObjectId is unique. However we are not guarenteed that
# we will have the proper permissions and that we will be able to make the
# directory thus this could error because of that.
new_submission.testables = new_submission.getFilePath()
os.makedirs(new_submission.testables)
# Save each file the user uploaded into the submissions directory
for i in form.archive.entries:
if not i.data.filename:
continue
# Figure out where we want to save the user's file
file_path = os.path.join(new_submission.testables,
secure_filename(i.data.filename))
# Do the actual saving
i.data.save(file_path)
new_submission.uploaded_filenames.extend(
secure_filename(i.data.filename) for i in form.archive.entries
if i.data.filename)
logger.info(
"Succesfully uploaded a new submission (id = %s) with files %s.",
str(new_submission.id), str(new_submission.uploaded_filenames))
# The old "most_recent" submission is no longer the most recent.
Submission.objects(user=current_user.email,
assignment=id,
most_recent=True).update(multi=False,
unset__most_recent=1)
if assignment.test_harness:
new_submission.test_request_timestamp = datetime.datetime.now()
logger.info("Sent test request to shepherd for %s" % \
str(new_submission.id))
new_submission.save()
# Tell shepherd to start running tests if there is a test_harness.
if assignment.test_harness:
send_test_request(config["PUBLIC_SOCKET"], new_submission.id)
# Communicate to the next page what submission was just added.
flash(str(new_submission.id), category="new_submission")
flash("Successfully uploaded %s %s." %
(plural_if("file", len(new_submission.uploaded_filenames)),
pretty_list(new_submission.uploaded_filenames)),
category="message")
# Everything seems to have gone well
return redirect(redirect_to)
app.logger.debug(
"%s succesfully uploaded a new submission (id = %s) with files %s.",
current_user.email,
str(new_submission.id),
str(new_submission.uploaded_filenames)
)
# The old "most_recent" submission is no longer the most recent.
Submission.objects(assignment = id, most_recent = True).update(
multi = False,
set__most_recent = False
)
new_submission.save()
# Communicate to the next page what submission was just added.
flash(new_submission.id, category = "new_submission")
flash(
"Successfully uploaded %s %s." %
(
plural_if("file", len(new_submission.uploaded_filenames)),
pretty_list(new_submission.uploaded_filenames)
),
category = "message"
)
# Everything seems to have gone well
return redirect(redirect_to)