private static function preparePresence($jaxl, $to, $from, $child, $type, $id, $ns)
{
$xml = '<presence';
if ($type) {
$xml .= ' type="' . $type . '"';
}
if ($from) {
$xml .= ' from="' . $from . '"';
}
if ($to) {
$xml .= ' to="' . htmlspecialchars($to) . '"';
}
if ($id) {
$xml .= ' id="' . $id . '"';
}
$xml .= '>';
if ($child) {
if (isset($child['show'])) {
$xml .= '<show>' . $child['show'] . '</show>';
}
if (isset($child['status'])) {
$xml .= '<status>' . JAXLUtil::xmlentities($child['status']) . '</status>';
}
if (isset($child['priority'])) {
$xml .= '<priority>' . $child['priority'] . '</priority>';
}
if (isset($child['payload'])) {
$xml .= $child['payload'];
}
}
$xml .= '</presence>';
return $xml;
}
