views.py 文件源码

def edit_category(request, contest_id, category_id):
    contest = get_object_or_404(models.TaskBasedContest, pk=contest_id)
    if contest.tasks_grouping != models.TasksGroping.ByCategories:
        return HttpResponseNotFound()
    category = get_object_or_404(categories_models.Category, pk=category_id)
    if not contest.categories_list.categories.filter(id=category.id).exists():
        return HttpResponseNotFound()

    if request.method == 'POST':
        form = forms.CategoryForm(data=request.POST)
        if form.is_valid():
            new_category = categories_models.Category(
                name=form.cleaned_data['name'],
                description=form.cleaned_data['description']
            )
            new_category.id = category.id
            new_category.save()
            return redirect(urlresolvers.reverse('contests:tasks', args=[contest.id]))
    else:
        form = forms.CategoryForm(initial=category.__dict__)

    return render(request, "contests/edit_category.html", {
        'current_contest': contest,

        'contest': contest,
        'category': category,
        'form': form,
    })