/**
* Dispatches a client callback to the server.
*
* @access public
*
* @return string Outputs JavaString code that contains the result
* and the output of the callback.
*
* @static
*
*/
public static function dispatch()
{
if (empty($GLOBALS['_XOAD_SERVER_REQUEST_BODY'])) {
return false;
}
$requestBody =& $GLOBALS['_XOAD_SERVER_REQUEST_BODY'];
if (!XOAD_Server::notifyObservers('dispatchEnter', array('request' => &$requestBody))) {
return false;
}
if (isset($requestBody['eventPost'])) {
$callbackResponse = array();
$storage =& XOAD_Events_Storage::getStorage();
$callbackResponse['status'] = $storage->postEvent($requestBody['event'], $requestBody['className'], $requestBody['sender'], $requestBody['data'], $requestBody['filter']);
if (XOAD_Server::notifyObservers('dispatchLeave', array('request' => &$requestBody, 'response' => &$callbackResponse))) {
if (!empty($callbackResponse['status'])) {
print XOAD_Client::register($callbackResponse);
}
}
} else {
if (isset($requestBody['eventsCallback'])) {
$eventsQuery = array();
foreach ($requestBody['data'] as $event) {
$eventsQuery[] = array('event' => $event['event'], 'className' => $event['className'], 'filter' => $event['filter'], 'time' => $requestBody['time']);
}
$callbackResponse = array();
$storage =& XOAD_Events_Storage::getStorage();
$storage->cleanEvents();
$callbackResponse['result'] = $storage->filterMultipleEvents($eventsQuery);
if (XOAD_Server::notifyObservers('dispatchLeave', array('request' => &$requestBody, 'response' => &$callbackResponse))) {
if (!empty($callbackResponse['result'])) {
print XOAD_Client::register($callbackResponse);
}
}
} else {
$callbackResponse = array();
$outputBuffering = @ob_start();
set_error_handler(array('XOAD_Server', 'handleError'));
$callbackResponse['returnValue'] = call_user_func_array(array(&$requestBody['source'], $requestBody['method']), $requestBody['arguments']);
if (defined('XOAD_SERVER_EXCEPTION')) {
if (XOAD_Server::notifyObservers('dispatchFailed', array('request' => &$requestBody, 'message' => XOAD_SERVER_EXCEPTION))) {
XOAD_Server::throwException(XOAD_SERVER_EXCEPTION);
return false;
}
}
$callbackResponse['returnObject'] =& $requestBody['source'];
if ($outputBuffering) {
$output = @ob_get_contents();
if (!empty($output)) {
$callbackResponse['output'] = $output;
}
@ob_end_clean();
}
restore_error_handler();
if (XOAD_Server::notifyObservers('dispatchLeave', array('request' => &$requestBody, 'response' => &$callbackResponse))) {
print XOAD_Client::register($callbackResponse);
}
}
}
return true;
}
