我是django的新手,我在djangoproject.com上完成了4部分教程
我的问题是我想在我的民意调查应用中设置登录身份验证。我使用装饰器@login_required并且它正常工作但在我的views.py下我只有vote()方法。
我的views.py在“民意调查文件夹”下
from django.shortcuts import render_to_response, get_object_or_404
from django.http import HttpResponseRedirect, HttpResponse
from django.contrib.auth.decorators import login_required
from django.views.decorators.cache import never_cache
from django.core.urlresolvers import reverse
from django.template import RequestContext
from polls.models import Poll, Choice
@login_required
@never_cache
def vote(request, poll_id):
p = get_object_or_404(Poll, pk=poll_id)
try:
selected_choice = p.choice_set.get(pk=request.POST['choice'])
except (KeyError, Choice.DoesNotExist):
return render_to_response('polls/detail.html', {
'poll': p,
'error_message': "You didn't select a choice.",
}, context_instance=RequestContext(request))
else:
selected_choice.votes += 1
selected_choice.save()
return HttpResponseRedirect(reverse('poll_results', args=(p.id,)))
return HttpResponse("You're voting on poll %s." % poll_id)
my urls.py在“polls文件夹”下
from django.conf.urls.defaults import patterns, include, url
from django.views.generic import DetailView, ListView
from polls.models import Poll
urlpatterns = patterns('',
url(r'^$',
ListView.as_view(
queryset = Poll.objects.order_by('-pub_date')[:5],
context_object_name = 'latest_poll_list',
template_name = 'polls/index.html'), name='poll_lists'),
url(r'^(?P<pk>\d+)/$',
DetailView.as_view(
model = Poll,
template_name = 'polls/detail.html'), name='poll_details'),
url(r'^(?P<pk>\d+)/results/$',
DetailView.as_view(
model = Poll,
template_name = 'polls/results.html'), name = 'poll_results'),
url(r'^(?P<poll_id>\d+)/vote/$', 'polls.views.vote'),
)
在我的urls.py下我使用了通用视图。
问题是:如何在民意调查应用程序的“索引”下放置登录。这样用户就可以在他/她可以查看可用的民意调查之前先登录。
当前是:我在views.py和方法投票()下使用了登录,投票后需要登录。
任何人都可以帮助我吗?
谢谢, 贾斯汀
答案 0 :(得分:23)
1方法
在urls.py中:
urlpatterns = patterns('',
url(r'^$',
login_required(ListView.as_view(
queryset = Poll.objects.order_by('-pub_date')[:5],
context_object_name = 'latest_poll_list',
template_name = 'polls/index.html'), name='poll_lists')),
)
第二种方法
在views.py中:
class IndexView(ListView):
queryset = Poll.objects.order_by('-pub_date')[:5]
context_object_name = 'latest_poll_list'
template_name = 'polls/index.html'
@method_decorator(login_required)
def dispatch(self, request, *args, **kwargs):
return super(IndexView, self).dispatch(request, *args, **kwargs)
然后在urls.py
urlpatterns = patterns('',
url(r'^$',
IndexView.as_view(), name='poll_lists'),
)
答案 1 :(得分:1)
只需提供可能最新的答案,
我将它们移至视图文件并使用LoginRequiredMixin,
from django.views.generic import (
ListView,
DetailView
)
from django.contrib.auth.mixins import LoginRequiredMixin
class PollsListView(LoginRequiredMixin, ListView):
model = Poll
template_name = 'polls/index.html'