+ function mime_type($filename)
+ {
+ $file = basename($filename, '.zip');
+ if ($filename == $file . '.zip') return 'application/x-zip-compressed';
+ $file = basename($filename, '.pdf');
+ if ($filename == $file . '.pdf') return 'application/pdf';
+ $file = basename($filename, '.csv');
+ if ($filename == $file . '.csv') return 'application/vnd.ms-excel';
+ $file = basename($filename, '.tar');
+ if ($filename == $file . '.tar') return 'application/x-tar';
+ $file = basename($filename, '.tar.gz');
+ if ($filename == $file . '.tar.gz') return 'application/x-tar-gz';
+ $file = basename($filename, '.tgz');
+ if ($filename == $file . '.tgz') return 'application/x-tar-gz';
+ $file = basename($filename, '.gz');
+ if ($filename == $file . '.gz') return 'application/x-gzip';
+ return 'application/unknown';
+ }
+