你好,我有一个删除订单号的视图。一旦字符串被删除,网页将重定向到客户页面,让用户知道订单号码已被删除。有一个问题。我得到这个。Django的:String对象打印出无
Previous order None deleted
它说None
,但我希望它表明,我已删除的订单号。这似乎是说没有,因为我已经删除了订单号,所以当它看起来顺序编号列表,它无法找到该号码。
编辑:这里是解决方案。消息发送后应删除订单号。
def delete_confirmation(request, order_no = 0, service_type = 0):
order = None
count = 0
title = models.SERVICE_CHOICES[int(service_type) - 1][1]
#title = type[1]
order_number = request.session['order_number']
try:
order = models.Order.objects.get(pk = order_no)
count = order.orderservicelist_set.count()
if request.POST.get('delete'):
request.user.message_set.create(message = "Previous order " + str(order_number.pk) + " deleted")
order_number.delete()
return HttpResponseRedirect(reverse(return_clients))
except:
return HttpResponseRedirect(reverse(return_clients))
return render_to_response('delete_order.html', {'order':order, 'title':title, 'count':count, 'order_no':order_no }, context_instance = RequestContext(request))
也许ü可以保存记录的ID只是删除了。然后在你的字符串中显示该id,如果删除成功了? – darren 2011-02-28 10:15:32