id: 15
source: 1
name: httpCacheHeader
category: knit
properties: 'a:0:{}'
disabled: 1

-----

//code extended from http://www.electrictoolbox.com/php-caching-headers/

$days = 30;
$seconds_to_cache = $days*86400;
$ts = gmdate("D, d M Y H:i:s", time() + $seconds_to_cache) . " GMT";
header("Expires: $ts");
header("Pragma: cache");
header("Cache-Control: max-age=$seconds_to_cache, public");