migdal/feeds.py

   1 # -*- coding: utf-8 -*-
   2 # This file is part of PrawoKultury, licensed under GNU Affero GPLv3 or later.
   3 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
   4 #
   5 from django.contrib.syndication.views import Feed
   6 from django.core.urlresolvers import reverse
   7 from django.shortcuts import get_object_or_404
   8 from django.utils.translation import ugettext as _, string_concat
   9 from migdal import api
  10 from migdal.models import Category
  11 from migdal import app_settings
  12
  13
  14 class EntriesFeed(Feed):
  15     def get_object(self, request, type_db=None, category_slug=None):
  16         lang = request.LANGUAGE_CODE
  17         if category_slug:
  18             category = get_object_or_404(Category, **{'slug_%s' % lang: category_slug})
  19         else:
  20             category = None
  21         if type_db:
  22             entry_type = app_settings.TYPES_DICT[type_db]
  23         else:
  24             entry_type = None
  25         return {'entry_type': entry_type, 'category': category}
  26
  27     def title(self, obj):
  28         t = "Prawo kultury, " + _("latest") + " "
  29         if obj['entry_type']:
  30             t += unicode(obj['entry_type'].slug)
  31         else:
  32             t += _("entries")
  33         if obj['category']:
  34             t += " " + _("in category") + " " + obj['category'].title
  35         return t
  36
  37     def link(self, obj):
  38         if obj['category']:
  39             return reverse('migdal_category', args=[obj['category'].slug])
  40         if obj['entry_type']:
  41             return reverse('migdal_entry_list_%s' % obj['entry_type'].db)
  42         return reverse('migdal_main')
  43
  44     def items(self, obj):
  45         return api.entry_list(for_feed=True, **obj)
  46
  47     def item_title(self, item):
  48         return item.title
  49
  50     def item_description(self, item):
  51         image = item.image.url if item.image else "/static/img/square-logo.png"
  52         return string_concat("<img src='%s'/>" % image, item.lead)
  53
  54     def item_pubdate(self, item):
  55         return item.published_at