Small things
[Packages/TYPO3.CMS.git] / typo3 / sysext / cms / tslib / class.tslib_fe.php
index 3f0835e..446e915 100755 (executable)
@@ -2116,6 +2116,7 @@ TEMPORARILY disabled version previews in online workspace (while testing offline
                                                if (@is_file($this->jumpurl))   {
                                                        $mimeType = t3lib_div::_GP('mimeType');
                                                        $mimeType = $mimeType ? $mimeType : 'application/octet-stream';
+                                                       Header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
                                                        Header('Content-Type: '.$mimeType);
                                                        Header('Content-Disposition: attachment; filename='.basename($this->jumpurl));
                                                        readfile($this->jumpurl);