boards/views/random.py

from django.shortcuts import render
from django.template import RequestContext
from django.views.generic import View
from django.db.models import Count

from boards.models import Post
from boards.mdx_neboard import Parser

__author__ = 'neko259'

TEMPLATE = 'boards/random.html'

CONTEXT_POSTS = 'posts'

RANDOM_POST_COUNT = 10


class RandomImageView(View):
    def get(self, request):
        params = dict()

        posts = Post.objects.annotate(images_count=Count(
            'images')).filter(images_count__gt=0).order_by('?')\
                    [:RANDOM_POST_COUNT]

        params[CONTEXT_POSTS] = posts

        return render(request, TEMPLATE, params)