43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
from django.http import HttpResponse, Http404, HttpResponseRedirect
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from django.template import loader
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from django.shortcuts import render, get_object_or_404
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from django.urls import reverse
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from .models import Question, Choice
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def index(request):
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latest_question_list = Question.objects.order_by('-pub_date')[:5]
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context = {
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"latest_question_list": latest_question_list,
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}
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return render(request, "polls/index.html", context)
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def detail(request, question_id):
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try:
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question = Question.objects.get(pk=question_id)
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except Question.DoesNotExist:
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raise Http404("Question does not exist!")
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return render(request, "polls/details.html", {"question": question})
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def results(request, question_id):
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question = get_object_or_404(Question, pk=question_id)
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return render(request, 'polls/results.html', {'question': question})
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def vote(request, question_id):
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question = get_object_or_404(Question, pk=question_id)
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try:
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selected_choice = question.choice_set.get(pk=request.POST["choice"])
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except (KeyError, Choice.DoesNotExist):
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return render(request, "polls/details.html", {
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"question": question,
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"error_message": "You didn't select a choice!"
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})
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else:
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selected_choice.votes += 1
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selected_choice.save()
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return HttpResponseRedirect(reverse("polls:results", args=(question.id,)))
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