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annotate forums/feeds.py @ 661:15dbe0ccda95

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Prevent exceptions when viewing downloads in the admin when the file doesn't exist on the filesystem. This is usually seen in development but can also happen in production if the file is missing.
author Brian Neal <bgneal@gmail.com>
date Tue, 14 May 2013 21:02:47 -0500
parents ee87ea74d46b
children
rev   line source
bgneal@509 1 """
bgneal@509 2 This file contains the feed class for the forums application.
bgneal@170 3
bgneal@509 4 """
bgneal@176 5 from django.contrib.syndication.views import Feed
bgneal@170 6 from django.core.exceptions import ObjectDoesNotExist
bgneal@176 7 from django.shortcuts import get_object_or_404
bgneal@170 8
bgneal@393 9 from forums.models import Forum, Topic, Post
bgneal@176 10 from core.functions import copyright_str
bgneal@509 11 from forums.latest import get_latest_posts
bgneal@170 12
bgneal@170 13
bgneal@170 14 class ForumsFeed(Feed):
bgneal@176 15 """The Feed class for a specific forum"""
bgneal@170 16
bgneal@385 17 ttl = '60'
bgneal@176 18 author_name = 'Brian Neal'
bgneal@176 19 author_email = 'admin@surfguitar101.com'
bgneal@176 20
bgneal@176 21 def get_object(self, request, forum_slug):
bgneal@509 22
bgneal@176 23 if forum_slug:
bgneal@509 24 forum = Forum.objects.get(slug=forum_slug)
bgneal@509 25 # only return public forums
bgneal@387 26 if forum.id not in Forum.objects.public_forum_ids():
bgneal@170 27 raise ObjectDoesNotExist
bgneal@170 28 return forum
bgneal@170 29
bgneal@176 30 else:
bgneal@170 31 # return None to indicate we want a combined feed
bgneal@170 32 return None
bgneal@170 33
bgneal@170 34 def title(self, obj):
bgneal@170 35 if obj is None:
bgneal@170 36 forum_name = 'Combined'
bgneal@170 37 else:
bgneal@170 38 forum_name = obj.name
bgneal@170 39
bgneal@170 40 return 'SurfGuitar101.com %s Forum Feed' % forum_name
bgneal@170 41
bgneal@170 42 def link(self, obj):
bgneal@170 43 if obj is None:
bgneal@170 44 bits = ''
bgneal@170 45 else:
bgneal@170 46 bits = obj.slug + '/'
bgneal@170 47
bgneal@170 48 return '/feeds/forums/' + bits
bgneal@170 49
bgneal@170 50 def description(self, obj):
bgneal@170 51 if obj is None:
bgneal@170 52 return "User posts to SurfGuitar101.com forums."
bgneal@170 53 return obj.description
bgneal@170 54
bgneal@176 55 def feed_copyright(self):
bgneal@176 56 return copyright_str()
bgneal@170 57
bgneal@170 58 def items(self, obj):
bgneal@509 59 forum_id = obj.id if obj else None
bgneal@509 60 return get_latest_posts(forum_id=forum_id)
bgneal@170 61
bgneal@176 62 def item_title(self, item):
bgneal@509 63 return item['title']
bgneal@176 64
bgneal@176 65 def item_description(self, item):
bgneal@509 66 return item['content']
bgneal@176 67
bgneal@176 68 def item_author_name(self, item):
bgneal@509 69 return item['author']
bgneal@176 70
bgneal@170 71 def item_pubdate(self, item):
bgneal@509 72 return item['pubdate']
bgneal@170 73
bgneal@170 74 def item_categories(self, item):
bgneal@509 75 return [item['forum_name']]
bgneal@509 76
bgneal@509 77 def item_link(self, item):
bgneal@509 78 return item['url']