Esempio n. 1
0
File: views.py Progetto: ebetica/bc2
def vote(request, poll_id):
    p = get_object_or_404(Poll, pk=poll_id)
    if p.type in [p.SIMPLE, p.MULTI]:
        try:
            choice_ids = request.POST.getlist('choice')
        except (KeyError, Choice.DoesNotExist):
            # Redisplay the poll voting form.
            return render(request, 'polls/detail.html', {
            'poll': p,
            'error_message': "You didn't select a choice.",
            })
        else:
            try:
                voter = Voter.objects.get(user=request.user, poll=p)
            except Voter.DoesNotExist:
                voter = Voter(poll=p, user=request.user)
                voter.save()
            for vote in voter.vote_set.all():
                vote.delete()
            for id in choice_ids:
                choice = p.choice_set.get(pk=id)
                vote = Vote(voter=voter)
                vote.choice = choice
                vote.save()
            # Always return an HttpResponseRedirect after successfully dealing
            # with POST data. This prevents data from being posted twice if a
            # user hits the Back button.
            return HttpResponseRedirect(reverse('polls:results', args=(p.id,)))
    elif p.type == p.RANKED:
        try:
            voter = Voter.objects.get(user=request.user, poll=p)
        except Voter.DoesNotExist:
            voter = Voter(poll=p, user=request.user)
            voter.save()
        for vote in voter.vote_set.all():
            vote.delete()
        rank = request.POST.get('rank').split(',')
        for i,e in enumerate(rank):
            choice = p.choice_set.get(pk=e)
            vote = Vote(voter=voter)
            vote.choice = choice
            vote.ranking = i;
            vote.save()
        return HttpResponseRedirect(reverse('polls:results', args=(p.id,)))
    else:
        return render(request, 'polls/detail.html', {
            'poll': p,
            'error_message': "Poll not implemented :(",
            })
Esempio n. 2
0
def vote(request, question_id):
    question = get_object_or_404(Question, pk=question_id)
    try:
        selected_choice = question.choice_set.get(pk=request.POST['choice'])
    except (KeyError, Choice.DoesNotExist):
        # Redisplay the question voting form.
        return render(request, 'polls/question_detail.html', {
            'question': question,
            'error_message': "You didn't select a choice.",
        })
    else:
         if len(Vote.objects.filter(
                 question_id=selected_choice.question.id,
                 voter_id=request.user.id)) > 0:
             return render(request, 'polls/question_detail.html', {
                 'question': question,
                 'error_message': "Vous avez déjà voté pour cette question",
             })

         user_vote = Vote()
         user_vote.voter = request.user.profile
         user_vote.choice = selected_choice
         user_vote.question = selected_choice.question
         user_vote.save()
         selected_choice.votes += 1
         selected_choice.save()
        # Always return an HttpResponseRedirect after successfully dealing
        # with POST data. This prevents data from being posted twice if a
        # user hits the Back button.
         return HttpResponseRedirect(reverse('polls:results', args=(question.id,)))
Esempio n. 3
0
def vote(request, poll_id):
  poll = get_object_or_404(Poll, pk=poll_id)
  try:
    selected_choice = poll.choice_set.get(pk=request.POST['choice'])
  except (KeyError, Choice.DoesNotExist):
    return render_to_response('polls/slide_poll.html', {
      'poll': poll,
    }, context_instance=RequestContext(request))
  else:
    vote = Vote()
    vote.choice = selected_choice

    if user_is_logged_in(request):
      profile = UserProfile.objects.get(email = request.session['login_email'])
      vote.user_profile = profile
    vote.save()

    return render_to_response('presentations/slide.html', {'slide': poll},
      context_instance=RequestContext(request))
Esempio n. 4
0
def vote(request, pk):
    """
    Record a vote for a poll question. The selected choice is in the POST body.
    
    Arguments:
        pk = the question id (primary key)
    """
    question_id = pk
    # lookup the question
    try:
        question = Question.objects.get(pk=question_id)
    except Question.DoesNotExist:
        return Http404(f"Question {question_id} does not exist")
    if not question.can_vote():
        return HttpResponse("Voting not allowed for that question", status=403)
    # get the user's choice
    try:
        choice_id = request.POST['choice']
    except KeyError:
        context = {
            'question': question,
            'error_message': "You didn't select a valid choice"
        }
        return render(request, 'polls/detail.html', context)
    try:
        selected_choice = question.choice_set.get(pk=choice_id)
    except Choice.DoesNotExist:
        context = {
            'question': question,
            'error_message': "You didn't select a valid choice"
        }
        return render(request, 'polls/detail.html', context)
    # Does user already have a Vote for this question?
    vote = get_vote_for_user(request.user, question)
    if not vote:
        vote = Vote(user=request.user, choice=selected_choice)
    else:
        # change an existing vote
        vote.choice = selected_choice
    vote.save()
    return HttpResponseRedirect(reverse('polls:results', args=(question_id, )))
Esempio n. 5
0
def vote(request, poll_id):
    p = get_object_or_404(Poll, pk=poll_id)
    user = request.user

    try:
        selected_choice = p.choice_set.get(pk=request.POST['choice'])
    except (KeyError, Choice.DoesNotExist):
        return render(request, 'polls/detail.html', {
            'poll': p,
            'error_message': "You didn't select a choice"
        })
    else:
        if not isinstance(user, AnonymousUser) and user.is_active:
            v = Vote()
            v.choice = selected_choice
            v.user = user
            v.save()
            return redirect(reverse('polls:results', args=(p.id, )))
        else:
            return render(request, 'polls/detail.html', {
                'poll': p,
                'error_message': "You are not logged in"
            })