diff options
Diffstat (limited to 'program/include/rcube_shared.inc')
| -rw-r--r-- | program/include/rcube_shared.inc | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/program/include/rcube_shared.inc b/program/include/rcube_shared.inc index c9cf4fbbf..f3ff0aa02 100644 --- a/program/include/rcube_shared.inc +++ b/program/include/rcube_shared.inc @@ -236,18 +236,22 @@ function send_future_expire_header($offset=2600000) * @param int Modified date as unix timestamp * @param string Etag value for caching */ -function send_modified_header($mdate, $etag=null) +function send_modified_header($mdate, $etag=null, $skip_check=false) { if (headers_sent()) return; $iscached = false; - if ($_SERVER['HTTP_IF_MODIFIED_SINCE'] && strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) >= $mdate) - $iscached = true; - $etag = $etag ? "\"$etag\"" : null; - if ($etag) - $iscached = ($_SERVER['HTTP_IF_NONE_MATCH'] == $etag); + + if (!$skip_check) + { + if ($_SERVER['HTTP_IF_MODIFIED_SINCE'] && strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) >= $mdate) + $iscached = true; + + if ($etag) + $iscached = ($_SERVER['HTTP_IF_NONE_MATCH'] == $etag); + } if ($iscached) header("HTTP/1.x 304 Not Modified"); |