Yaf_Route_Interface::route — route a request
Yaf_Route_Interface::route() is the only method that a custom route should implement.
if this method return
TRUE, then the route process will be end. otherwise,
Yaf_Router will call next route in the route stack
to route request.
This method should also call Yaf_Request_Abstract::setRouted() to make the request routed at last.
This function is currently not documented; only its argument list is available.
A Yaf_Request_Abstract instance.