WordPress add_submenu_page() Function Kodu

WordPress add_submenu_page() Function Kodu

Bu işlev, bir sayfanın menüye dahil edilip edilmediğini belirlemek için kullanılacak bir yeteneği alır.

Sayfanın çıktısını işlemek için bağlanan işlev, kullanıcının da gerekli kabiliyete sahip olup olmadığını kontrol etmelidir.

function add_submenu_page( $parent_slug, $page_title, $menu_title, $capability, $menu_slug, $function = '' ) {
    global $submenu, $menu, $_wp_real_parent_file, $_wp_submenu_nopriv,
        $_registered_pages, $_parent_pages;
 
    $menu_slug   = plugin_basename( $menu_slug );
    $parent_slug = plugin_basename( $parent_slug );
 
    if ( isset( $_wp_real_parent_file[ $parent_slug ] ) ) {
        $parent_slug = $_wp_real_parent_file[ $parent_slug ];
    }
 
    if ( ! current_user_can( $capability ) ) {
        $_wp_submenu_nopriv[ $parent_slug ][ $menu_slug ] = true;
        return false;
    }
 
    /*
     * If the parent doesn't already have a submenu, add a link to the parent
     * as the first item in the submenu. If the submenu file is the same as the
     * parent file someone is trying to link back to the parent manually. In
     * this case, don't automatically add a link back to avoid duplication.
     */
    if ( ! isset( $submenu[ $parent_slug ] ) && $menu_slug != $parent_slug ) {
        foreach ( (array) $menu as $parent_menu ) {
            if ( $parent_menu[2] == $parent_slug && current_user_can( $parent_menu[1] ) ) {
                $submenu[ $parent_slug ][] = array_slice( $parent_menu, 0, 4 );
            }
        }
    }
 
    $submenu[ $parent_slug ][] = array( $menu_title, $capability, $menu_slug, $page_title );
 
    $hookname = get_plugin_page_hookname( $menu_slug, $parent_slug );
    if ( ! empty( $function ) && ! empty( $hookname ) ) {
        add_action( $hookname, $function );
    }
 
    $_registered_pages[ $hookname ] = true;
 
    /*
     * Backward-compatibility for plugins using add_management_page().
     * See wp-admin/admin.php for redirect from edit.php to tools.php.
     */
    if ( 'tools.php' == $parent_slug ) {
        $_registered_pages[ get_plugin_page_hookname( $menu_slug, 'edit.php' ) ] = true;
    }
 
    // No parent as top level.
    $_parent_pages[ $menu_slug ] = $parent_slug;
 
    return $hookname;
}