frontend/web/js/widget-carousel/HOME_SLIDER/examples/special_textscroller.php

<?php
header('Content-Type: text/xml; charset: utf-'.'8');
if (!isset($_GET['feed'])) {
    exit;
}
if (strpos($_GET['feed'], 'http://') !== 0) {
    exit;
}
echo file_get_contents($_GET['feed']);
?>