diff options
| -rw-r--r-- | program/include/rcube_shared.inc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/program/include/rcube_shared.inc b/program/include/rcube_shared.inc index 79526277d..7bb47a5f0 100644 --- a/program/include/rcube_shared.inc +++ b/program/include/rcube_shared.inc @@ -39,14 +39,16 @@ function send_nocacheing_headers() header("Expires: ".gmdate("D, d M Y H:i:s")." GMT"); header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT"); - header("Cache-Control: private, no-cache, must-revalidate, post-check=0, pre-check=0"); - header("Pragma: no-cache"); // Request browser to disable DNS prefetching (CVE-2010-0464) header("X-DNS-Prefetch-Control: off"); // We need to set the following headers to make downloads work using IE in HTTPS mode. if ($OUTPUT->browser->ie && rcube_https_check()) { header('Pragma: private'); + header("Cache-Control: private, must-revalidate"); + } else { + header("Cache-Control: private, no-cache, must-revalidate, post-check=0, pre-check=0"); + header("Pragma: no-cache"); } } |