RKA\Slim::createControllerClosure PHP Method

    protected function createControllerClosure($name)
    {
        list($controllerName, $actionName) = explode(':', $name);
        // Create a callable that will find or create the controller instance
        // and then execute the action
        $app = $this;
        $callable = function () use($app, $controllerName, $actionName) {
            // Try to fetch the controller instance from Slim's container
            if ($app->container->has($controllerName)) {
                $controller = $app->container->get($controllerName);
            } else {
                // not in container, assume it can be directly instantiated
                $controller = new $controllerName($app);
            }
            // Set the app, request and response into the controller if we can
            if (method_exists($controller, 'setApp')) {
                $controller->setApp($app);
            }
            if (method_exists($controller, 'setRequest')) {
                $controller->setRequest($app->request);
            }
            if (method_exists($controller, 'setResponse')) {
                $controller->setResponse($app->response);
            }
            // Call init in case the controller wants to do something now that
            // it has an app, request and response.
            if (method_exists($controller, 'init')) {
                $controller->init();
            }
            return call_user_func_array(array($controller, $actionName), func_get_args());
        };
        return $callable;
    }