diff options
Diffstat (limited to 'system/helpers/download_helper.php')
| -rw-r--r-- | system/helpers/download_helper.php | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php index 95c94a1b8..73f6456c4 100644 --- a/system/helpers/download_helper.php +++ b/system/helpers/download_helper.php @@ -69,16 +69,14 @@ if ( ! function_exists('force_download')) } elseif ($data === NULL) { - if (@is_file($filename) && ($filesize = @filesize($filename)) !== FALSE) - { - $filepath = $filename; - $filename = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $filename)); - $filename = end($filename); - } - else + if ( ! @is_file($filename) OR ($filesize = @filesize($filename)) === FALSE) { return; } + + $filepath = $filename; + $filename = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $filename)); + $filename = end($filename); } else { @@ -140,14 +138,7 @@ if ( ! function_exists('force_download')) header('Expires: 0'); header('Content-Transfer-Encoding: binary'); header('Content-Length: '.$filesize); - - // Internet Explorer-specific headers - if (isset($_SERVER['HTTP_USER_AGENT']) && strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== FALSE) - { - header('Cache-Control: no-cache, no-store, must-revalidate'); - } - - header('Pragma: no-cache'); + header('Cache-Control: private, no-transform, no-store, must-revalidate'); // If we have raw data - just dump it if ($data !== NULL) |