public function getParameters(Route $action)
{
$uri = URL::getInstance()->uri();
$pattern = str_replace('/', '\\/', ltrim(rtrim($action->fullUri(), '/'), '/'));
preg_match("/{$pattern}/", $uri, $matches);
array_shift($matches);
return $matches;
}
public function addCallback(Route $callback)
{
$this->data['callbacks'][$callback->uri()] = $callback;
}