我正在构建一个将主题、问题和答案联系起来的网站。每个问题都与一个主题相关联,每个问题都回答一个问题,依此类推。在主页上,我单击一个主题,它会将我带到一个基于 topic_id 的动态 URL。
url(r'^(?P<topic_id>\d+)/$', 'questions'),
当我添加问题时,jQuery 灯箱会在弹出窗口中呈现此 URL
url(r'^(?P<topic_id>\d+)/add_question/$', 'add_question'),
提交问题后,它会通过 add_question.html
#add_question.html
<div class="questionPopupForm">
<h5><div class="questionPopupTitle"> Add Question</div></h5>
<form action = "/home/{{ form.topic.id }}/add_question/" method = "post">{% csrf_token %}
<p>{{ form.as_p }}</p>
<p><div class="addQuestionButton"><input type = "submit" value = "Ask Question" class="btn btn-success" /></div></p>
<input type = "hidden" name = "next" value = "{{ next|escape }}" />
</form>
</div>
提交后,操作会将我带到/home/{{ form.topic.id }}/add_question,这是上面的 URL,链接到 add_question View 。
#views.py
def add_question(request, topic_id):
if request.method == "POST":
form = QuestionForm(request.POST, request.FILES)
if form.is_valid():
question = form.save(user = request.user)
question.topic = Topic.objects.get(pk = topic_id)
question.save()
return HttpResponseRedirect("/home/")
else:
form = QuestionForm()
form.q_author = request.user
form.movie = Topic.objects.get(pk = topic_id)
return render_to_response("qanda/add_question.html", {'form': form}, context_instance = RequestContext(request))
现在,它返回 HttpResponeRedirect('/home/') 带我回家。我想做的是将用户重定向回同一页面,但 URL 中有一个变量 (/{{ topic.id }}/),但 HttpResponseRedirect 不允许我将变量放入其中。如何返回同一页面?
最佳答案
HttpResponseRedirect 需要一个字符串(在本例中为 URL),但您可以即时构建它。例如:
return HttpResponseRedirect("/%s/" % topic.id)
关于jquery - 如何在 Django 中发布 jQuery 后呈现上一页,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/13203771/