PHP Importing database via CLI mode

importing-db-cli.php

<?php
/**
 * import db via Command Line Interface (CLI) PHP
 */ 
define('DBUSER','DBUSER');
define('DBPASSWD','DBPASSWRD');
define('DATABASE','DBNAME');
define('HOST','host');

$filename = "backup-" . date("d-m-Y") . ".sql.gz";
$mime = "application/x-gzip";

header("Content-Type: " . $mime);
header('Content-Disposition: attachment; filename="' . $filename . '"');

$cmd = "mysqldump -h " . HOST . " -u " . DBUSER . " --password=" . DBPASSWD . " " . DATABASE . " | gzip --best";

passthru($cmd);

exit(0);