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authorDan McGee <dan@archlinux.org>2011-04-07 15:39:53 -0500
committerDan McGee <dan@archlinux.org>2011-04-07 17:03:00 -0500
commit01db07bad844e17e084f650b6732647f77a91c5c (patch)
tree3260bae1697f2aaac5140f20ea9d0e30953a5be7 /feeds.py
parent7d08d59280dc4ddbe43f277e177bce683dd51188 (diff)
Use UTC datetime objects everywhere
Rather than the twisted mix of local times and UTC times we currently have. Signed-off-by: Dan McGee <dan@archlinux.org>
Diffstat (limited to 'feeds.py')
-rw-r--r--feeds.py22
1 files changed, 4 insertions, 18 deletions
diff --git a/feeds.py b/feeds.py
index 7a2f2e40..0be12531 100644
--- a/feeds.py
+++ b/feeds.py
@@ -1,5 +1,4 @@
-import datetime
-from decimal import Decimal, ROUND_HALF_DOWN
+import pytz
from django.contrib.sites.models import Site
from django.contrib.syndication.views import Feed
@@ -10,7 +9,7 @@ from django.utils.hashcompat import md5_constructor
from django.views.decorators.http import condition
from main.models import Arch, Repo, Package
-from main.utils import CACHE_TIMEOUT, INVALIDATE_TIMEOUT
+from main.utils import CACHE_TIMEOUT
from main.utils import CACHE_PACKAGE_KEY, CACHE_NEWS_KEY
from news.models import News
@@ -32,17 +31,6 @@ class GuidNotPermalinkFeed(Rss201rev2Feed):
super(GuidNotPermalinkFeed, self).write_items(handler)
-def utc_offset():
- '''Calculate the UTC offset from local time. Useful for converting values
- stored in local time to things like cache last modifed headers.'''
- timediff = datetime.datetime.utcnow() - datetime.datetime.now()
- secs = timediff.days * 86400 + timediff.seconds
- # round to nearest minute
- mins = Decimal(secs) / Decimal(60)
- mins = mins.quantize(Decimal('0'), rounding=ROUND_HALF_DOWN)
- return datetime.timedelta(minutes=int(mins))
-
-
def retrieve_package_latest():
# we could break this down based on the request url, but it would probably
# cost us more in query time to do so.
@@ -52,7 +40,6 @@ def retrieve_package_latest():
try:
latest = Package.objects.values('last_update').latest(
'last_update')['last_update']
- latest = latest + utc_offset()
# Using add means "don't overwrite anything in there". What could be in
# there is an explicit None value that our refresh signal set, which
# means we want to avoid race condition possibilities for a bit.
@@ -132,7 +119,7 @@ class PackageFeed(Feed):
date.strftime('%Y%m%d%H%M'))
def item_pubdate(self, item):
- return item.last_update
+ return item.last_update.replace(tzinfo=pytz.utc)
def item_categories(self, item):
return (item.repo.name, item.arch.name)
@@ -145,7 +132,6 @@ def retrieve_news_latest():
try:
latest = News.objects.values('last_modified').latest(
'last_modified')['last_modified']
- latest = latest + utc_offset()
# same thoughts apply as in retrieve_package_latest
cache.add(CACHE_NEWS_KEY, latest, CACHE_TIMEOUT)
return latest
@@ -184,7 +170,7 @@ class NewsFeed(Feed):
return item.guid
def item_pubdate(self, item):
- return item.postdate
+ return item.postdate.replace(tzinfo=pytz.utc)
def item_author_name(self, item):
return item.author.get_full_name()