views.py 文件源码

def change_resource(request, resource_id):
    #import pdb; pdb.set_trace()
    if request.method == "POST":
        resource = get_object_or_404(EconomicResource, pk=resource_id)
        v_help = None
        if resource.resource_type.unit_of_use:
            v_help = "give me a usable widget"
        form = EconomicResourceForm(data=request.POST, instance=resource, vpu_help=v_help)
        if form.is_valid():
            data = form.cleaned_data
            resource = form.save(commit=False)
            resource.changed_by=request.user
            resource.save()
            RraFormSet = modelformset_factory(
                AgentResourceRole,
                form=ResourceRoleAgentForm,
                can_delete=True,
                extra=4,
                )
            role_formset = RraFormSet(
                prefix="role", 
                queryset=resource.agent_resource_roles.all(),
                data=request.POST
                )
            if role_formset.is_valid():
                saved_formset = role_formset.save(commit=False)
                for role in saved_formset:
                    role.resource = resource
                    role.save()
            return HttpResponseRedirect('/%s/%s/'
                % ('accounting/resource', resource_id))
        else:
            raise ValidationError(form.errors)