PHP webservice XML-RPC

function lifecycle($method, $params) {
/* $method = 'cycle', $params = (array of) request parameter(s); $data is also passed from xmlrpc_server_call_method, if we had any data to pass */
switch($params[0]) {
case 'egg':
$reply = 'All eggs will be birds one day.';
break;
default:
$reply = 'That must have been an otheregg';
}
return $reply;
}

$server = xmlrpc_server_create();

/* register the 'external' name and then the 'internal' name */
xmlrpc_server_register_method($server, "cycle", "lifecycle");

$request = $HTTP_RAW_POST_DATA; // no you don't need 'always on', and no $_POST doesn't work.

/* the parameters here are 'server, xml-string and user data'. There's supposed to be an optional 'output options' array too, but I can't get it working :( hence header() call */
$response = xmlrpc_server_call_method($server, $request, null);
header('Content-Type: text/xml');
print $response;

xmlrpc_server_destroy($server);

$server = xmlrpc_server_create();