From 1a58c400ad3a218809d5035ee652a9de4f149ea8 Mon Sep 17 00:00:00 2001
From: pjenvey <devnull@localhost>
Date: Mon, 26 Jun 2006 00:59:41 +0000
Subject: Clean date headers of extra attributes sent by IE for: ticket #114

---
 paste/httpheaders.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/paste/httpheaders.py b/paste/httpheaders.py
index ea7bd2b..13fef83 100644
--- a/paste/httpheaders.py
+++ b/paste/httpheaders.py
@@ -134,7 +134,6 @@ dashes to give CamelCase style names.
 .. [3] http://www.python.org/peps/pep-0333.html#the-start-response-callable
 
 """
-
 import urllib2
 from mimetypes import guess_type
 from rfc822 import formatdate, parsedate_tz, mktime_tz
@@ -610,7 +609,10 @@ class _DateHeader(_SingleValueHeader):
         value = self.__call__(*args, **kwargs)
         if value:
             try:
-                return mktime_tz(parsedate_tz(value))
+                # Split on ';' incase the date header includes extra attributes.
+                # E.g. IE 6 is known to send:
+                # If-Modified-Since: Sun, 25 Jun 2006 20:36:35 GMT; length=1506
+                return mktime_tz(parsedate_tz(value.split(';')[0]))
             except TypeError:
                 raise HTTPBadRequest((
                     "Received an ill-formed timestamp for %s: %s\r\n") %
-- 
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