1 public function get_download_file()
2 {
3 header ( 'Content-Description: File Transfer' );
4 header ( 'Content-Type: application/octet-stream' );
5 header ( 'Content-Disposition: attachment; filename=' . basename ( $file ));
6 header ( 'Content-Transfer-Encoding: binary' );
7 header ( 'Expires: 0' );
8 header ( 'Cache-Control: must-revalidate' );
9 header ( 'Pragma: public' );
10 header ( 'Content-Length: ' . filesize ( $file ));
11 ob_clean ();
12 flush ();
13 readfile ( $file );
14 exit;
15 }