Check if that $_SERVER param is set before accessing.

This commit is contained in:
Adrian Lang 2009-03-07 02:19:38 +01:00
parent c0db74dcfb
commit c0f44ca44d
1 changed files with 2 additions and 3 deletions

View File

@ -819,9 +819,8 @@ class Action extends HTMLOutputter // lawsuit
}
if ($lm) {
header('Last-Modified: ' . date(DATE_RFC1123, $lm));
$if_modified_since = $_SERVER['HTTP_IF_MODIFIED_SINCE'];
if ($if_modified_since) {
$ims = strtotime($if_modified_since);
if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
$ims = strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']);
if ($lm <= $ims) {
$if_none_match = $_SERVER['HTTP_IF_NONE_MATCH'];
if (!$if_none_match ||