Fixed #5816 -- Fixed a regression from [6333] that generates incorrect cookie "expires" dates when using a locale other than English. Introduced `http_date` and `cookie_date` utility functions. Thanks for the report Michael Lemaire. Thanks for the patch Karen Tracey and `SmileyChris`.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@6634 bcc190cf-cafb-0310-a4f2-bffc1f526a37

1 files changed, 28 insertions, 0 deletions

diff --git a/django/utils/http.py b/django/utils/http.py
index 4912c9c46a..5ec6e92d28 100644
--- a/django/utils/http.py
+++ b/django/utils/http.py
@@ -1,4 +1,6 @@
 import urllib
+from email.Utils import formatdate
+
 from django.utils.encoding import smart_str, force_unicode
 from django.utils.functional import allow_lazy
 
@@ -37,3 +39,29 @@ def urlencode(query, doseq=0):
             for k, v in query],
         doseq)
 
+def cookie_date(epoch_seconds=None):
+    """
+    Formats the time to ensure compatibility with Netscape's cookie standard.
+
+    Accepts a floating point number expressed in seconds since the epoch, in
+    UTC - such as that outputted by time.time(). If set to None, defaults to
+    the current time.
+
+    Outputs a string in the format 'Wdy, DD-Mon-YYYY HH:MM:SS GMT'.
+    """
+    rfcdate = formatdate(epoch_seconds)
+    return '%s-%s-%s GMT' % (rfcdate[:7], rfcdate[8:11], rfcdate[12:25])
+
+def http_date(epoch_seconds=None):
+    """
+    Formats the time to match the RFC1123 date format as specified by HTTP
+    RFC2616 section 3.3.1.
+
+    Accepts a floating point number expressed in seconds since the epoch, in
+    UTC - such as that outputted by time.time(). If set to None, defaults to
+    the current time.
+
+    Outputs a string in the format 'Wdy, DD Mon YYYY HH:MM:SS GMT'.
+    """
+    rfcdate = formatdate(epoch_seconds)
+    return '%s GMT' % rfcdate[:25]