diff options
| -rw-r--r-- | feeds.py | 37 |
1 files changed, 37 insertions, 0 deletions
@@ -2,15 +2,36 @@ import datetime from django.contrib.syndication.views import Feed from django.db.models import Q +from django.utils.hashcompat import md5_constructor +from django.views.decorators.http import condition from main.models import Arch, Repo, Package from news.models import News +def package_etag(request, *args, **kwargs): + latest = Package.objects.latest('last_update') + if latest: + return md5_constructor( + str(kwargs) + str(latest.last_update)).hexdigest() + return None + +def package_last_modified(request, *args, **kwargs): + # we could break this down based on the request url, but it would probably + # cost us more in query time to do so. + latest = Package.objects.latest('last_update') + if latest: + return latest.last_update + return None + class PackageFeed(Feed): link = '/packages/' title_template = 'feeds/packages_title.html' description_template = 'feeds/packages_description.html' + def __call__(self, request, *args, **kwargs): + wrapper = condition(etag_func=package_etag, last_modified_func=package_last_modified) + return wrapper(super(PackageFeed, self).__call__)(request, *args, **kwargs) + def get_object(self, request, arch='', repo=''): obj = dict() qs = Package.objects.select_related('arch', 'repo').order_by('-last_update') @@ -57,6 +78,18 @@ class PackageFeed(Feed): return (item.repo.name, item.arch.name) +def news_etag(request, *args, **kwargs): + latest = News.objects.latest('last_modified') + if latest: + return md5_constructor(str(latest.last_modified)).hexdigest() + return None + +def news_last_modified(request): + latest = News.objects.latest('last_modified') + if latest: + return latest.last_modified + return None + class NewsFeed(Feed): title = 'Arch Linux: Recent news updates' link = '/news/' @@ -64,6 +97,10 @@ class NewsFeed(Feed): title_template = 'feeds/news_title.html' description_template = 'feeds/news_description.html' + def __call__(self, request, *args, **kwargs): + wrapper = condition(etag_func=news_etag, last_modified_func=news_last_modified) + return wrapper(super(NewsFeed, self).__call__)(request, *args, **kwargs) + def items(self): return News.objects.select_related('author').order_by('-postdate', '-id')[:10] |