def subscribe(request):
# POST CHECKINGS:
if request.method != 'POST':
return HttpResponseNotAllowed('POST')
token_r = None
type_r = None
try:
token_r = request.POST['token']
type_r = request.POST['type']
except MultiValueDictKeyError:
return HttpResponseBadRequest('POST must contain "token" and "type"')
# END OF POST CHECKINGS:
device = None
try:
device = Device(
user=request.user,
token=token_r,
type=type_r)
with transaction.atomic():
device.save()
except IntegrityError:
try:
device = request.user.devices.get(token=token_r, type=type_r)
print "Device already registered, ok. %s" % str(device)
except ObjectDoesNotExist:
return HttpResponseBadRequest("A device with that token is already used by other user.")
except FieldError:
return HttpResponseBadRequest('Incorrect "type" value.')
else:
print "New device registered. %s" % str(device)
return HttpResponse(json.dumps(device.preview(user=request.user)),
mimetype='application/json')
