function __construct(array $args)
{
// Some defaults
if (!defined('PB_SAXON_COMMAND')) {
define('PB_SAXON_COMMAND', '/usr/bin/java -jar /opt/saxon-he/saxon-he.jar');
}
// Set the access protected "format/xhtml" URL with a valid timestamp and NONCE
$timestamp = time();
$md5 = $this->nonce($timestamp);
$this->url = home_url() . "/format/xhtml?timestamp={$timestamp}&hashkey={$md5}";
}