forum/sitemap.py

   1 from django.contrib.sitemaps import Sitemap
   2 from forum.models import Question
   3 from django.conf import settings
   4 from django.http import HttpResponse
   5 from django.template import loader
   6 from django.core import urlresolvers
   7
   8 def index(request, sitemaps):
   9     sites = []
  10     for section, site in sitemaps.items():
  11         if callable(site):
  12             pages = site().paginator.num_pages
  13         else:
  14             pages = site.paginator.num_pages
  15         sitemap_url = urlresolvers.reverse('django.contrib.sitemaps.views.sitemap', kwargs={'section': section})
  16         sites.append('%s%s' % (settings.APP_URL, sitemap_url))
  17         if pages > 1:
  18             for page in range(2, pages+1):
  19                 sites.append('%s%s?p=%s' % (settings.APP_URL, sitemap_url, page))
  20     xml = loader.render_to_string('sitemap_index.xml', {'sitemaps': sites})
  21     return HttpResponse(xml, mimetype='application/xml')
  22
  23 class OsqaSitemap(Sitemap):
  24     changefreq = 'daily'
  25     priority = 0.5
  26     def items(self):
  27         return Question.objects.filter_state(deleted=False)
  28
  29     def lastmod(self, obj):
  30         return obj.last_activity_at
  31
  32     def location(self, obj):
  33         return obj.get_absolute_url()
  34
  35     def __get(self, name, obj, default=None):
  36         try:
  37             attr = getattr(self, name)
  38         except AttributeError:
  39             return default
  40         if callable(attr):
  41             return attr(obj)
  42         return attr
  43
  44     def get_urls(self, page=1):
  45         urls = []
  46         for item in self.paginator.page(page).object_list:
  47             loc = "%s%s" % (settings.APP_URL, self.__get('location', item))
  48             url_info = {
  49                 'location':   loc,
  50                 'lastmod':    self.__get('lastmod', item, None),
  51                 'changefreq': self.__get('changefreq', item, None),
  52                 'priority':   self.__get('priority', item, None)
  53             }
  54             urls.append(url_info)
  55         return urls