reformo / rslim

    }

    private function returnHtml($functionName, $request, $args, $response, $route, $action, $template){

        if (!file_exists($this->config['base_dir'] . $template)) {

            throw new \Exception("<strong>Template file not found!</strong> " . $route . '/' . $action . " needs a template file at:" . $template);

        }

        $functionOutput = call_user_func($functionName, $request, $args);

        if (isset($functionOutput['redirect'])) {

            return $response->withRedirect($functionOutput['redirect']);

        }

        $mainTemplate = '/' . $this->config['app_dir'] . '/templates/_' . $mainTemplateName . '.html';

        if (!file_exists($this->config['base_dir'] . $mainTemplate)) {

            throw new \Exception("<strong>Main emplate file not found!</strong> " . $route . '/' . $action .

                " needs a main template file at:" . $mainTemplate);

        }

        $appContent = $this->twig->render($mainTemplate, $functionOutput);

        $newResponse = $response->withHeader('X-Powered-By', "reformo/rslim");

        $newResponse->write($appContent);

                $widgetContentFunc = "rwidget_" . $widgetName . "_" . $widgetAction;

                if (function_exists($widgetContentFunc)) {

                    $widgetContent = call_user_func($widgetContentFunc, $args);

                    if (!file_exists($this->config['base_dir'] . $widgetTemplate)) {

                        throw new \Exception("<strong>Widget should return string:</strong> " . $widgetName . '/' . $widgetAction . "!");

                    }

                    return $this->twig->render($widgetTemplate, $widgetContent);

                }

                throw new \Exception("<strong>Widget function not found!</strong> " . $widgetName . '/' . $widgetAction . "!");