Revision: 2317
http://mrbs.svn.sourceforge.net/mrbs/?rev=2317&view=rev
Author: cimorrison
Date: 2012-07-06 14:14:59 +0000 (Fri, 06 Jul 2012)
Log Message:
-----------
Added a couple of extra headers to expires_header() to encourage caching
Modified Paths:
--------------
mrbs/trunk/web/functions.inc
Modified: mrbs/trunk/web/functions.inc
===================================================================
--- mrbs/trunk/web/functions.inc 2012-07-05 15:40:32 UTC (rev 2316)
+++ mrbs/trunk/web/functions.inc 2012-07-06 14:14:59 UTC (rev 2317)
@@ -174,9 +174,13 @@
// A little helper function to send an "Expires" header. Just one
// parameter, the number of seconds in the future to set the expiry
+// (We also send a couple of extra headers as the "Expires" header alone
+// does not always result in caching.)
function expires_header($seconds)
{
header("Expires: ".rfc1123_date(time()+$seconds));
+ header("Pragma: cache");
+ header("Cache-Control: max-age=$seconds");
}
// Converts a duration of $dur seconds into a duration of
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