Render Wordpress Shortcodes with Twig

View.php

<?php
/**
 * Renders the view templates using Twig
 * @author Leo
 */


namespace stt\Framework;

class View {

    /**
     * @param  string    $view  the template view
     * @param  array    $data  the var sent to the view
     * @param bool|false $debug debug enabled ?
     */
    static public function render($view, $data, $debug = false) {

        $template_path = get_template_directory();
        $loader = new \Twig_Loader_Filesystem(''.$template_path.'/Views/');
        $settings =  array(
            'cache' => $template_path.'.twig-cache',
            'debug' => $debug,
            'autoescape' => false
        );

        $twig = new \Twig_Environment($loader, $settings);

        if ($settings['debug']) {
            $twig->addExtension(new \Twig_Extension_Debug());
        }

        //first we get the view's HTML
        ob_start();
        echo $twig->render($view, $data);
        $html = ob_get_contents();
        ob_end_clean();

        //force shortcode generation from rendered html
        self::doShortcodesAndRender($html);
    }

    /**
     * @param $view
     * @param $data
     *
     * @return string
     */
    static public function store($view, $data) {
        ob_start();
        static::render($view, $data);
        $output = ob_get_contents();
        ob_end_clean();
        return $output;
    }

    /**
     * @param $html
     *
     * @return mixed
     */
    static protected function doShortcodesAndRender($html)
    {
        $i=0;
        preg_match_all("/\[[^\]]*\]/", $html, $raw_shortcodes);

        if(!empty($raw_shortcodes[0])) {
            foreach($raw_shortcodes[0] as $key=>$raw_shortcode) {
                $i++;
                $gen_shortcode[$i] = do_shortcode($raw_shortcode);
                $render = str_replace($raw_shortcode, $gen_shortcode[$i], $html);
            }
            echo $render;
        } else {
            echo $html;
        }
    }
}