Zweiter Button für das Divi-Blog-Modul einrichten

add_filter('et_pb_blog_shortcode_output', 'add_second_buttons_to_blog_module', 10);

function add_second_buttons_to_blog_module($content) {
    return preg_replace_callback('/<article.*?<\/article>/s', 'add_second_button_to_article', $content);
}

function add_second_button_to_article($match) {
    if (isset($match[0])) { 
        $html = $match[0];
        $article = false;
        preg_match('/<article id="post-(\d*)"/', $html, $article);
        if (isset($article[1])) {
            $id = intval($article[1]);
            if ($id) {  
                $url = get_post_meta($id, 'buy_tickets_url', true); // Custom-Field für die URL des zweiten Button
                if (!empty($url)) {
                    $button = '<a href="'.esc_attr($url).'" class="more-link">Tickets kaufen</a>';
                    $html = preg_replace('/(<a[^>]+class="more-link">)/s', $button.'\\1', $html);
                }
            }
        }
    }
    return $html;
}