block_core_navigation_maybe_use_classic_menu_fallback

WordPress Version: 6.3

/**
 * If there's a classic menu then use it as a fallback.
 *
 * @deprecated 6.3.0 Use WP_Navigation_Fallback::create_classic_menu_fallback() instead.
 *
 * @return array the normalized parsed blocks.
 */
function block_core_navigation_maybe_use_classic_menu_fallback()
{
    _deprecated_function(__FUNCTION__, '6.3.0', 'WP_Navigation_Fallback::create_classic_menu_fallback');
    // See if we have a classic menu.
    $classic_nav_menu = block_core_navigation_get_classic_menu_fallback();
    if (!$classic_nav_menu) {
        return;
    }
    // If we have a classic menu then convert it to blocks.
    $classic_nav_menu_blocks = block_core_navigation_get_classic_menu_fallback_blocks($classic_nav_menu);
    if (empty($classic_nav_menu_blocks)) {
        return;
    }
    // Create a new navigation menu from the classic menu.
    $wp_insert_post_result = wp_insert_post(array('post_content' => $classic_nav_menu_blocks, 'post_title' => $classic_nav_menu->name, 'post_name' => $classic_nav_menu->slug, 'post_status' => 'publish', 'post_type' => 'wp_navigation'), true);
    if (is_wp_error($wp_insert_post_result)) {
        return;
    }
    // Fetch the most recently published navigation which will be the classic one created above.
    return block_core_navigation_get_most_recently_published_navigation();
}