views.py 文件源码

def post(self, request):
        """
        The form has been submitted, process it.
        """
        ObjectFormSet = formset_factory(self.form_model, extra=0)
        formset = ObjectFormSet(request.POST)
        new_objects = []

        if formset.is_valid():
            for form in formset:
                if form.is_valid():
                    instance = form.save()
                    new_objects.append(instance)

            if new_objects:
                # Notify user of successful import
                message = 'Imported {} {}'.format(
                    len(new_objects), new_objects[0]._meta.verbose_name_plural)
                messages.success(request, message)

                # Log the import action
                UserAction.objects.log_import(request.user, ContentType.objects.get_for_model(
                    self.form_model._meta.model), message)

            return redirect(self.get_return_url())

        formset = ObjectFormSet()
        return render(request, self.template, {
            'formset': formset,
            'obj_type': self.form_model._meta.model._meta.verbose_name,
            'return_url': self.get_return_url(),
        })