r with shortcode
     * @version 2.5
     * @param   array     $atts
     * @param   string    $content
     * @return  string
     */
    public function sidebar_shortcode($atts, $content = '')
    {
        $a = shortcode_atts([
            'id'          => 0,
            'conditional' => 0
        ], $atts);

        $id = CAS_App::SIDEBAR_PREFIX . esc_attr($a['id']);

        if (!isset($this->sidebars[$id]) || $this->sidebars[$id]->post_status != CAS_App::STATUS_ACTIVE) {
            return $content;
        }

        if ($this->metadata()->get('handle')->get_data($a['id']) != CAS_App::ACTION_SHORTCODE) {
            return $content;
        }

        $display = true;
        if ($a['conditional']) {
            $sidebars = WPCACore::get_posts(CAS_App::TYPE_SIDEBAR);
            $display = !empty($sidebars) && isset($sidebars[$id]);
        }

        if (is_active_sidebar($id) && apply_filters('cas/shortcode/display', $display, $a['id'])) {
            ob_start();
            do_action('cas/shortcode/before', $a['id']);
            $this->override_sidebar_styles($id);
            dynamic_sidebar($id);
            $content = ob_get_clean();
        }
        return $content;
    }

    /**
     * Get styles from nested sidebars
     *
     * @since  3.7
     * @param  string  $i
     * @return array
     */
    public function get_sidebar_styles($i)
    {
        $styles = [];

        $metadata = $this->metadata()->get('html');
        while ($i) {
            if (isset($this->sidebars[$i])) {
                $style = apply_filters('cas/sidebar/html', $metadata->get_data($this->sidebars[$i]->ID, true), $this->sidebars[$i]->ID);
                if ($style) {
                    $styles = array_merge($styles, $style);
                    $styles['widget_id'] = '%1$s';
                    $styles['sidebar_id'] = CAS_App::SIDEBAR_PREFIX . $this->sidebars[$i]->ID;
                }
            }
            $i = isset($this->replace_map[$i]) ? $this->replace_map[$i] : false;
        }

        return $styles;
    }

    /**
     * Render html if present before sidebar
     *
     * @deprecated since WP5.6
     * @since  3.6
     * @param  string   $i
     * @param  boolean  $has_widgets
     * @return void
     */
    public function render_sidebar_before($i, $has_widgets)
    {
        //wp5.6 introduced before_sidebar without notice
        if (version_compare(get_bloginfo('version'), '5.6', '>=')) {
            return;
        }

        global $wp_registered_sidebars;
        if ($has_widgets && isset($wp_registered_sidebars[$i]['before_sidebar'])) {
            echo $wp_registered_sidebars[$i]['before_sidebar'];
        }
    }

    /**
     * Render html if present after sidebar
     *
     * @deprecated since WP5.6
     * @since  3.6
     * @param  string   $i
     * @param  boolean  $has_widgets
     * @return void
     */
    public function render_sidebar_after($i, $has_widgets)
    {
        //wp5.6 introduced after_sidebar without notice
        if (version_compare(get_bloginfo('version'), '5.6', '>=')) {
            return;
        }
        global $wp_registered_sidebars;
        if ($has_widgets && isset($wp_registered_sidebars[$i]['after_sidebar'])) {
            echo $wp_registered_sidebars[$i]['after_sidebar'];
        }
    }

    /**
     * Filter out all sidebars if post is password protected
     *
     * @since  3.7
     * @param  array  $sidebars
     * @return array
     */
    public static function filter_password_protection($sidebars)
    {
        if (is_singular() && post_password_required()) {
            return [];
        }
        return $sidebars;
    }

    /**
     * Filter out sidebars based on current user
     *
     * @since  3.7
     * @param  array  $sidebars
     * @return array
     */
    public function filter_visibility($sidebars)
    {
        if ($sidebars) {
            $metadata = $this->metadata()->get('visibility');

            //temporary filter until WPCACore allows filtering
            $user_visibility = is_user_logged_in() ? [-1] : [];
            $user_visibility = apply_filters('cas/user_visibility', $user_visibility);
            foreach ($sidebars as $id => $sidebar) {
                $visibility = $metadata->get_data($id, true, false);

                // Check visibility
                if ($visibility && !array_intersect($visibility, $user_visibility)) {
                    unset($sidebars[$id]);
                }
            }
        }
        return $sidebars;
    }

    /**
     * Filter shortcode sidebar based on current user
     *
     * @since  3.7.1
     * @param  boolean  $retval
     * @param  int  $id
     * @return boolean
     */
    public function filter_shortcode_visibility($retval, $id)
    {
        if ($retval) {
            $metadata = $this->metadata()->get('visibility');

            //temporary filter until WPCACore allows filtering
            $user_visibility = is_user_logged_in() ? [-1] : [];
            $user_visibility = apply_filters('cas/user_visibility', $user_visibility);

            $visibility = $metadata->get_data($id, true, false);

            // Check visibility
            if ($visibility && !array_intersect($visibility, $user_visibility)) {
                $retval = false;
            }
        }
        return $retval;
    }

    /**
     * Runs is_active_sidebar for sidebars
     * Widget management in Theme Customizer
     * expects this
     *
     * @global WP_Customize_Manager $wp_customize
     * @since  2.2
     * @return void
     */
    public function sidebar_notify_theme_customizer()
    {
        global $wp_customize;
        if (!empty($wp_customize)) {
            $sidebars = WPCACore::get_posts(CAS_App::TYPE_SIDEBAR);
            if ($sidebars) {
                foreach ($sidebars as $sidebar) {
                    is_active_sidebar(CAS_App::SIDEBAR_PREFIX . $sidebar->ID);
                }
            }
        }
    }

    /**
     * Get sidebar edit link
     * TODO: Consider changing post type _edit_link instead
     *
     * @since  3.4
     * @param  string  $link
     * @param  int     $post_id
     * @param  string  $context
     * @return string
     */
    public function get_edit_post_link($link, $post_id, $context)
    {
        $post = get_post($post_id);
        if ($post->post_type == CAS_App::TYPE_SIDEBAR) {
            $sep = '&';
            if ($context == 'display') {
                $sep = '&';
            }
            $link = admin_url('admin.php?page=wpcas-edit' . $sep . 'sidebar_id=' . $post_id);

            //load page in all languages for wpml, polylang,
            //ensures post type conditions are not filtered
            if (defined('ICL_SITEPRESS_VERSION') || defined('POLYLANG_VERSION')) {
                $link .= $sep . 'lang=all';
            }
        }
        return $link;
    }

    /**
     * Get sidebar delete link
     * TODO: Consider changing post type _edit_link instead
     *
     * @since  3.4
     * @param  string   $link
     * @param  int      $post_id
     * @param  boolean  $force_delete
     * @return string
     */
    public function get_delete_post_link($link, $post_id, $force_delete)
    {
        $post = get_post($post_id);
        if ($post->post_type == CAS_App::TYPE_SIDEBAR) {
            $action = ($force_delete || !EMPTY_TRASH_DAYS) ? 'delete' : 'trash';

            $link = add_query_arg(
                'action',
                $action,
                admin_url('admin.php?page=wpcas-edit&sidebar_id=' . $post_id)
            );
            $link = wp_nonce_url($link, "$action-post_$post_id");
        }
        return $link;
    }

    /**
     * @param string $layout
     * @return string
     */
    public function generatepress_adjust_column_width($layout)
    {
        if ($layout === 'no-sidebar') {
            return 'no-sidebar';
        }

        //only adjust layout if custom sidebars are empty (keep theme sidebar behavior intact)
        $replaced_sidebars = CAS_App::instance()->manager()->get_replacement_map();

        $active_left = !isset($replaced_sidebars['sidebar-2']) || is_active_sidebar('sidebar-2');
        $active_right = !isset($replaced_sidebars['sidebar-1']) || is_active_sidebar('sidebar-1');

        if ($active_left && $active_right) {
            return $layout;
        }

        if ($layout === 'right-sidebar' && !$active_right) {
            return 'no-sidebar';
        }

        if ($layout === 'left-sidebar' && !$active_left) {
            return 'no-sidebar';
        }

        if (in_array($layout, ['both-sidebars', 'both-right', 'both-left'])) {
            if (!$active_left && !$active_right) {
                return 'no-sidebar';
            }
            if ($active_left) {
                //todo if layout==both-right, we need to move left-sidebar widgets into right-sidebar
                return 'left-sidebar';
            }
            if ($active_right) {
                //todo if layout==both-left, we need to move right-sidebar widgets into left-sidebar
                return 'right-sidebar';
            }
        }

        return $layout;
    }
}