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 :(",
})
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,)))
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))
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, )))
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"
})
