Universal downloader

<?php
// ver. 1.03 - moved the disposition header into the switch because the attachement attibute is sometimes needed  
$fullPath = $_SERVER['DOCUMENT_ROOT']."/path2file/yourfile";
if ($fd = fopen ($fullPath, "r")) {
    $fsize = filesize($fullPath);
    $path_parts = pathinfo($fullPath); //ver 1.02 uses pathinfo now
    $ext = strtolower($path_parts["extension"]); //ver 1.01: Added the stringconv. to handle also extensions with caps
    switch ($ext) {
        case "pdf":
        header("Content-type: application/pdf"); // add here more headers for diff. extensions
		header("Content-Disposition: attachment; filename=\"".$path_parts["basename"]."\""); // use 'attachement' to force a download
        break;
        default;
        header("Content-type: application/octet-stream");
		header("Content-Disposition: filename=\"".$path_parts["basename"]."\"");
    }
    header("Content-length: $fsize");
    header("Cache-control: private"); //use this to open files directly
    while(!feof($fd)) {
        $buffer = fread($fd, 2048);
        echo $buffer;
    }
}
fclose ($fd);
exit;
?>