def api_get_post_vote(request, img_id):
"""
get vote by img id
"""
votes = Vote.objects.filter(img_id=img_id)
votes = is_none_to_fill(votes, none_data)
return JsonResponse.response(votes)
def api_get_post(request, img_id):
"""
get img by id
"""
p = get_object_or_empty(Img, pk=img_id)
p = is_none_to_fill(p, none_data)
return JsonResponse.response(p)
def api_recent(request, page_num):
"""
获取最新上传的图片
"""
if page_num or page_num < 0:
page_num = 1
images = Img.objects.order_by('-create_at').all()[(page_num - 1) * num_per_page:num_per_page]
images = is_none_to_fill(images, none_data)
return JsonResponse.response(images)
def api_get_neighbour_post(request, img_id):
"""
获取相邻的两个post（img_id+1,img_id-1）
"""
previous_post = Img.objects.filter(id__lt=img_id, status=status_normal).order_by('-id')[:1]
next_post = Img.objects.filter(id__gt=img_id, status=status_normal).order_by('id')[:1]
d = '{"previous":' + ToJson.queryset_to_json(previous_post) + ', next:' + ToJson.queryset_to_json(next_post) + '}'
return JsonResponse.response(d)
