def post(self, request, *args, **kwargs):
profile = request.user.get_profile()
self.object = self.get_object()
has_errors = not (profile.billing_address and profile.shipping_address) and not self.object
if has_errors:
return self.render_to_response(self.get_context_data())
try:
with transaction.atomic():
profile = UserProfile.objects.get(user=request.user)
if profile.balance < self.object.price:
raise NotEnoughCoins
self.object.is_sold = True
self.object.save()
profile.balance -= self.object.price
profile.save()
billing_address = profile.billing_address
billing_address.pk = None
billing_address.save()
shipping_address = profile.shipping_address
shipping_address.pk = None
shipping_address.save()
order = Order()
order.item = self.object
order.amount = self.object.price
order.customer = request.user
order.billing_address = billing_address
order.shipping_address = shipping_address
order.save()
except IntegrityError:
messages.error(request, 'Could not process request')
return self.render_to_response(self.get_context_data())
except NotEnoughCoins:
messages.error(request, 'You have not enough coins.')
return self.render_to_response(self.get_context_data())
if Site._meta.installed:
site = Site.objects.get_current()
else:
site = RequestSite(request)
signals.item_was_sold.send(sender=self.__class__,
order=order,
site=site,
request=request)
return HttpResponseRedirect(self.get_success_url())
