Show only several last items in the RSS feed.

boards/rss.py

@@ -1,74 +1,76 b''
 from django.contrib.syndication.views import Feed
 from django.core.urlresolvers import reverse
 from django.shortcuts import get_object_or_404
 from boards.models import Post, Tag, NO_PARENT
 from neboard import settings
 
 __author__ = 'neko259'
 
+MAX_ITEMS = 20
+
 
 class AllThreadsFeed(Feed):
     title = settings.SITE_NAME + ' - All threads'
     link = '/'
     description_template = 'boards/rss/post.html'
 
     def items(self):
-        return Post.objects.get_threads(order_by='-pub_time')
+        return Post.objects.get_threads(order_by='-pub_time')[:MAX_ITEMS]
 
     def item_title(self, item):
         return item.title
 
     def item_link(self, item):
         return reverse('thread', args={item.id})
 
     def item_pubdate(self, item):
         return item.pub_time
 
 
 class TagThreadsFeed(Feed):
     link = '/'
     description_template = 'boards/rss/post.html'
 
     def items(self, obj):
-        return Post.objects.get_threads(tag=obj, order_by='-pub_time')
+        return Post.objects.get_threads(tag=obj, order_by='-pub_time')[:MAX_ITEMS]
 
     def get_object(self, request, tag_name):
         return get_object_or_404(Tag, name=tag_name)
 
     def item_title(self, item):
         return item.title
 
     def item_link(self, item):
         return reverse('thread', args={item.id})
 
     def item_pubdate(self, item):
         return item.pub_time
 
     def title(self, obj):
         return obj.name
 
 
 class ThreadPostsFeed(Feed):
     link = '/'
     description_template = 'boards/rss/post.html'
 
     def items(self, obj):
-        return Post.objects.get_thread(opening_post_id=obj)
+        return Post.objects.get_thread(opening_post_id=obj)[:MAX_ITEMS]
 
     def get_object(self, request, post_id):
         return post_id
 
     def item_title(self, item):
         return item.title
 
     def item_link(self, item):
         if NO_PARENT == item.parent:
             return reverse('thread', args={item.id})
         else:
             return reverse('thread', args={item.parent}) + "#" + str(item.id)
 
     def item_pubdate(self, item):
         return item.pub_time
 
     def title(self, obj):
         return get_object_or_404(Post, id=obj).title
  No newline at end of file