<?php
if (!isset($_SERVER['PHP_AUTH_USER'])) {
header('WWW-Authenticate: Basic realm="My Realm"');
header('HTTP/1.0 401 Unauthorized');
echo 'canceled';
exit;
}
header('Content-Type: application/json');
echo json_encode(array(
'username' => $_SERVER['PHP_AUTH_USER'],
'password' => $_SERVER['PHP_AUTH_PW'],
));