我的观点是:
class SendTransfer(SingleObjectMixin, FormView):
model = BankAccount
form_class = SendTransferForm
template_name = 'dashboard/send_transfer.html'
def dispatch(self, request, *args, **kwargs):
self.object = self.get_object()
return super(SendTransfer, self).dispatch(request, *args, **kwargs)
def get_object(self, queryset=None):
obj = super(SendTransfer, self).get_object(queryset)
if not obj.is_owner(self.request.user.citizen):
raise Http404
return obj
def form_valid(self, form):
data = form.cleaned_data
MoneyTransfer.objects.create(sender=self.object,
receiver=data['receiver'], # ModelChoiceField in the form
total=data['total'], # FloatField in the form, etc.
when=timezone.localtime(timezone.now()),
comment=data['comment'])
return redirect('AccountDetail', self.object.pk)
def form_invalid(self, form):
return render(self.request, self.template_name, self.get_context_data())
def get_form_kwargs(self):
return {'sender': BankAccount.objects.get(id=self.kwargs['pk']), 'user': self.request.user}
提交表单时 - 我得到的结果与获取后的结果相同。调试器说 clean() 未被调用,但 form_invalid 有效。有什么问题吗?
最佳答案
您已覆盖get_form_kwargs
,现在不再将数据
传递到表单。如果没有data
,表单是未绑定(bind)的,因此永远不会有效。
最好先调用 super()
,更新 kwargs,然后返回它们。
def get_form_kwargs(self):
kwargs = super(SendTransfer, self).get_form_kwargs()
kwargs['sender'] = BankAccount.objects.get(id=self.kwargs['pk']),
kwargs['user'] = self.request.user
return kwargs
关于django - 为什么在发布后 FormView 中没有调用 clean ?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/34765950/