public function index(Application $app)
    {
        return $app->render('index.twig');
    }

    public function index(Application $app)
    {
        // WordPress
        require_once 'WordPress/wp-load.php';
        global $post;
        $my_posts = get_posts(array(
            'numberposts' => 5,
            'category' => 1,
        ));
        $ArticleList = array();
        foreach ($my_posts as $post) {
            setup_postdata($post);
            $Article['id'] = get_the_ID();
            $Article['date'] = get_the_date('Y/m/d');
            $Article['url'] = get_the_permalink();
            $Article['category'] = get_the_category();
            $Article['Tags'] = get_the_tags();
            $Article['cat_id'] = $category[0]->cat_ID;
            $Article['cat_name'] = $category[0]->cat_name;
            $Article['title'] = get_the_title();
            $Article['content'] = strip_tags(get_the_content());
            $Article['img'] = null;
            $thumbnail_id = get_post_thumbnail_id();
            if ($thumbnail_id) {
                $eye_img = wp_get_attachment_image_src( $thumbnail_id , 'medium' );
                if ($eye_img) {
                    $Article['img'] = $eye_img[0];
                }
            }
            $ArticleList[] = $Article;
        }

        return $app->render('index.twig', array(
            'ArticleList' => $ArticleList,
        ));
    }