views.py 文件源码

def index(request):
    """
    ??
    :param request:
    :return:
    """
    post_list = Post.objects.filter(is_pub=True).filter(category__is_pub=True).order_by(
        '-create_time')  # ?????????
    page = request.GET.get('page')

    is_paginated = False
    if post_list.count() > PAGE_SIZE:
        is_paginated = True

    paginator = Paginator(post_list, PAGE_SIZE)
    try:
        page_obj = paginator.page(page)
    except PageNotAnInteger:
        # ??page??????????
        page_obj = paginator.page(1)
    except EmptyPage:
        # ??page?????????????
        page_obj = paginator.page(paginator.num_pages)

    # pagination_data????????????
    pagination_data = PaginationBlogPost(paginator=paginator,
                                         page_obj=page_obj, is_paginated=is_paginated).pagination_data()

    pagination_data['post_list'] = page_obj
    pagination_data['page_obj'] = page_obj
    pagination_data['paginator'] = paginator

    return render(request, 'blog/index.html', pagination_data)


# @cache_page(60 * 30)