def post(self, request, slug):
task = get_object_or_404(Task.objects.published(), slug=slug)
redirect_to_upload = redirect("solutions:upload", slug=slug)
if task.is_expired:
messages.error(request, "The deadline for this task has passed.")
return redirect_to_upload
uploads = request.FILES.getlist('uploads')
if not uploads:
messages.error(request, "You haven't uploaded any files.")
return redirect_to_upload
try:
validate_filenames([f.name for f in uploads])
except ValidationError as e:
messages.error(request, e.message)
return redirect_to_upload
with transaction.atomic():
solution = Solution.objects.create(author=request.user, task=task)
SolutionFile.objects.bulk_create([
SolutionFile(solution=solution, file=upload)
for upload in uploads
])
solution_submitted.send(sender=self.__class__, solution=solution)
messages.success(request,
"Your solution has been submitted to the checker.")
return redirect("solutions:list", slug=slug)
def post(self, request, slug):
task = get_object_or_404(Task.objects.published(), slug=slug)
failure_response = JsonResponse({"success": False})
if not request.is_ajax():
return failure_response
if task.is_expired:
messages.error(request, "The deadline for this task has passed.")
return failure_response
try:
json_data = json.loads(request.body)
uploads = json_data["uploads"]
# NOTE: JSONDecodeError is only available since Python 3.5
except (KeyError, ValueError):
return failure_response
if not uploads:
messages.error(request, "You haven't uploaded any files.")
return failure_response
try:
validate_filenames(uploads.keys())
except ValidationError as e:
messages.error(request, e.message)
return failure_response
files = [SimpleUploadedFile(f, c.encode()) for f, c in uploads.items()]
with transaction.atomic():
solution = Solution.objects.create(author=request.user, task=task)
SolutionFile.objects.bulk_create(
[SolutionFile(solution=solution, file=f) for f in files])
solution_submitted.send(sender=self.__class__, solution=solution)
messages.success(request,
"Your solution has been submitted to the checker.")
return JsonResponse({"success": True})
def atomic_submit(self, files, author, task):
solution = Solution.objects.create(author=author, task=task)
SolutionFile.objects.bulk_create(
[SolutionFile(solution=solution, file=file) for file in files])
return solution