'ids' ) ); if ( ! is_wp_error( $menus ) && ! empty( $menus[0] ) ) { $menu_id = (int) $menus[0]; $ordered_menu_items = wp_get_nav_menu_items( $menu_id ); $menu_item_data = (array) wp_setup_nav_menu_item( get_post( $menu_item_id ) ); // set up the data we need in one pass through the array of menu items $dbids_to_orders = array(); $orders_to_dbids = array(); foreach( (array) $ordered_menu_items as $ordered_menu_item_object ) { if ( isset( $ordered_menu_item_object->ID ) ) { if ( isset( $ordered_menu_item_object->menu_order ) ) { $dbids_to_orders[$ordered_menu_item_object->ID] = $ordered_menu_item_object->menu_order; $orders_to_dbids[$ordered_menu_item_object->menu_order] = $ordered_menu_item_object->ID; } } } // get next in order if ( isset( $orders_to_dbids[$dbids_to_orders[$menu_item_id] + 1] ) ) { $next_item_id = $orders_to_dbids[$dbids_to_orders[$menu_item_id] + 1]; $next_item_data = (array) wp_setup_nav_menu_item( get_post( $next_item_id ) ); // if not siblings of same parent, bubble menu item up but keep order if ( ! empty( $menu_item_data['menu_item_parent'] ) && ( empty( $next_item_data['menu_item_parent'] ) || $next_item_data['menu_item_parent'] != $menu_item_data['menu_item_parent'] ) ) { $parent_db_id = in_array( $menu_item_data['menu_item_parent'], $orders_to_dbids ) ? (int) $menu_item_data['menu_item_parent'] : 0; $parent_object = wp_setup_nav_menu_item( get_post( $parent_db_id ) ); if ( ! is_wp_error( $parent_object ) ) { $parent_data = (array) $parent_object; $menu_item_data['menu_item_parent'] = $parent_data['menu_item_parent']; update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] ); } // make menu item a child of its next sibling } else { $next_item_data['menu_order'] = $next_item_data['menu_order'] - 1; $menu_item_data['menu_order'] = $menu_item_data['menu_order'] + 1; $menu_item_data['menu_item_parent'] = $next_item_data['ID']; update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] ); wp_update_post($menu_item_data); wp_update_post($next_item_data); } // the item is last but still has a parent, so bubble up } elseif ( ! empty( $menu_item_data['menu_item_parent'] ) && in_array( $menu_item_data['menu_item_parent'], $orders_to_dbids ) ) { $menu_item_data['menu_item_parent'] = (int) get_post_meta( $menu_item_data['menu_item_parent'], '_menu_item_menu_item_parent', true); update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] ); } } } break; case 'move-up-menu-item' : check_admin_referer( 'move-menu_item' ); $menu_item_id = isset( $_REQUEST['menu-item'] ) ? (int) $_REQUEST['menu-item'] : 0; if ( is_nav_menu_item( $menu_item_id ) ) { $menus = isset( $_REQUEST['menu'] ) ? array( (int) $_REQUEST['menu'] ) : wp_get_object_terms( $menu_item_id, 'nav_menu', array( 'fields' => 'ids' ) ); if ( ! is_wp_error( $menus ) && ! empty( $menus[0] ) ) { $menu_id = (int) $menus[0]; $ordered_menu_items = wp_get_nav_menu_items( $menu_id ); $menu_item_data = (array) wp_setup_nav_menu_item( get_post( $menu_item_id ) ); // set up the data we need in one pass through the array of menu items $dbids_to_orders = array(); $orders_to_dbids = array(); foreach( (array) $ordered_menu_items as $ordered_menu_item_object ) { if ( isset( $ordered_menu_item_object->ID ) ) { if ( isset( $ordered_menu_item_object->menu_order ) ) { $dbids_to_orders[$ordered_menu_item_object->ID] = $ordered_menu_item_object->menu_order; $orders_to_dbids[$ordered_menu_item_object->menu_order] = $ordered_menu_item_object->ID; } } } // if this menu item is not first if ( ! empty( $dbids_to_orders[$menu_item_id] ) && ! empty( $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] ) ) { // if this menu item is a child of the previous if ( ! empty( $menu_item_data['menu_item_parent'] ) && in_array( $menu_item_data['menu_item_parent'], array_keys( $dbids_to_orders ) ) && isset( $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] ) && ( $menu_item_data['menu_item_parent'] == $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] ) ) { $parent_db_id = in_array( $menu_item_data['menu_item_parent'], $orders_to_dbids ) ? (int) $menu_item_data['menu_item_parent'] : 0; $parent_object = wp_setup_nav_menu_item( get_post( $parent_db_id ) ); if ( ! is_wp_error( $parent_object ) ) { $parent_data = (array) $parent_object; // if there is something before the parent and parent a child of it, make menu item a child also of it if ( ! empty( $dbids_to_orders[$parent_db_id] ) && ! empty( $orders_to_dbids[$dbids_to_orders[$parent_db_id] - 1] ) && ! empty( $parent_data['menu_item_parent'] ) ) { $menu_item_data['menu_item_parent'] = $parent_data['menu_item_parent']; // else if there is something before parent and parent not a child of it, make menu item a child of that something's parent } elseif ( ! empty( $dbids_to_orders[$parent_db_id] ) && ! empty( $orders_to_dbids[$dbids_to_orders[$parent_db_id] - 1] ) ) { $_possible_parent_id = (int) get_post_meta( $orders_to_dbids[$dbids_to_orders[$parent_db_id] - 1], '_menu_item_menu_item_parent', true); if ( in_array( $_possible_parent_id, array_keys( $dbids_to_orders ) ) ) $menu_item_data['menu_item_parent'] = $_possible_parent_id; else $menu_item_data['menu_item_parent'] = 0; // else there isn't something before the parent } else { $menu_item_data['menu_item_parent'] = 0; } // set former parent's [menu_order] to that of menu-item's $parent_data['menu_order'] = $parent_data['menu_order'] + 1; // set menu-item's [menu_order] to that of former parent $menu_item_data['menu_order'] = $menu_item_data['menu_order'] - 1; // save changes update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] ); wp_update_post($menu_item_data); wp_update_post($parent_data); } // else this menu item is not a child of the previous } elseif ( empty( $menu_item_data['menu_order'] ) || empty( $menu_item_data['menu_item_parent'] ) || ! in_array( $menu_item_data['menu_item_parent'], array_keys( $dbids_to_orders ) ) || empty( $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] ) || $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1] != $menu_item_data['menu_item_parent'] ) { // just make it a child of the previous; keep the order $menu_item_data['menu_item_parent'] = (int) $orders_to_dbids[$dbids_to_orders[$menu_item_id] - 1]; update_post_meta( $menu_item_data['ID'], '_menu_item_menu_item_parent', (int) $menu_item_data['menu_item_parent'] ); wp_update_post($menu_item_data); } } } } break; case 'delete-menu-item': $menu_item_id = (int) $_REQUEST['menu-item']; check_admin_referer( 'delete-menu_item_' . $menu_item_id ); if ( is_nav_menu_item( $menu_item_id ) && wp_delete_post( $menu_item_id, true ) ) $messages[] = '

' . __('The menu item has been successfully deleted.') . '

'; break; case 'delete': check_admin_referer( 'delete-nav_menu-' . $nav_menu_selected_id ); if ( is_nav_menu( $nav_menu_selected_id ) ) { $deleted_nav_menu = wp_get_nav_menu_object( $nav_menu_selected_id ); $delete_nav_menu = wp_delete_nav_menu( $nav_menu_selected_id ); if ( is_wp_error($delete_nav_menu) ) { $messages[] = '

' . $delete_nav_menu->get_error_message() . '

'; } else { // Remove this menu from any locations. $locations = get_theme_mod( 'nav_menu_locations' ); foreach ( (array) $locations as $location => $menu_id ) { if ( $menu_id == $nav_menu_selected_id ) $locations[ $location ] = 0; } set_theme_mod( 'nav_menu_locations', $locations ); $messages[] = '

' . __('The menu has been successfully deleted.') . '

'; // Select the next available menu $nav_menu_selected_id = 0; $_nav_menus = wp_get_nav_menus( array('orderby' => 'name') ); foreach( $_nav_menus as $index => $_nav_menu ) { if ( strcmp( $_nav_menu->name, $deleted_nav_menu->name ) >= 0 || $index == count( $_nav_menus ) - 1 ) { $nav_menu_selected_id = $_nav_menu->term_id; break; } } } unset( $delete_nav_menu, $deleted_nav_menu, $_nav_menus ); } else { // Reset the selected menu $nav_menu_selected_id = 0; unset( $_REQUEST['menu'] ); } break; case 'update': check_admin_referer( 'update-nav_menu', 'update-nav-menu-nonce' ); // Update menu theme locations if ( isset( $_POST['menu-locations'] ) ) set_theme_mod( 'nav_menu_locations', array_map( 'absint', $_POST['menu-locations'] ) ); // Add Menu if ( 0 == $nav_menu_selected_id ) { $new_menu_title = trim( esc_html( $_POST['menu-name'] ) ); if ( $new_menu_title ) { $_nav_menu_selected_id = wp_update_nav_menu_object( 0, array('menu-name' => $new_menu_title) ); if ( is_wp_error( $_nav_menu_selected_id ) ) { $messages[] = '

' . $_nav_menu_selected_id->get_error_message() . '

'; } else { $_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id ); $nav_menu_selected_id = $_nav_menu_selected_id; $nav_menu_selected_title = $_menu_object->name; $messages[] = '

' . sprintf( __('The %s menu has been successfully created.'), $nav_menu_selected_title ) . '

'; } } else { $messages[] = '

' . __('Please enter a valid menu name.') . '

'; } // update existing menu } else { $_menu_object = wp_get_nav_menu_object( $nav_menu_selected_id ); $menu_title = trim( esc_html( $_POST['menu-name'] ) ); if ( ! $menu_title ) { $messages[] = '

' . __('Please enter a valid menu name.') . '

'; $menu_title = $_menu_object->name; } if ( ! is_wp_error( $_menu_object ) ) { $_nav_menu_selected_id = wp_update_nav_menu_object( $nav_menu_selected_id, array( 'menu-name' => $menu_title ) ); if ( is_wp_error( $_nav_menu_selected_id ) ) { $_menu_object = $_nav_menu_selected_id; $messages[] = '

' . $_nav_menu_selected_id->get_error_message() . '

'; } else { $_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id ); $nav_menu_selected_title = $_menu_object->name; } } // Update menu items if ( ! is_wp_error( $_menu_object ) ) { $unsorted_menu_items = wp_get_nav_menu_items( $nav_menu_selected_id, array('orderby' => 'ID', 'output' => ARRAY_A, 'output_key' => 'ID', 'post_status' => 'draft,publish') ); $menu_items = array(); // Index menu items by db ID foreach( $unsorted_menu_items as $_item ) $menu_items[$_item->db_id] = $_item; $post_fields = array( 'menu-item-db-id', 'menu-item-object-id', 'menu-item-object', 'menu-item-parent-id', 'menu-item-position', 'menu-item-type', 'menu-item-title', 'menu-item-url', 'menu-item-description', 'menu-item-attr-title', 'menu-item-target', 'menu-item-classes', 'menu-item-xfn' ); wp_defer_term_counting(true); // Loop through all the menu items' POST variables if ( ! empty( $_POST['menu-item-db-id'] ) ) { foreach( (array) $_POST['menu-item-db-id'] as $_key => $k ) { // Menu item title can't be blank if ( empty( $_POST['menu-item-title'][$_key] ) ) continue; $args = array(); foreach ( $post_fields as $field ) $args[$field] = isset( $_POST[$field][$_key] ) ? $_POST[$field][$_key] : ''; $menu_item_db_id = wp_update_nav_menu_item( $nav_menu_selected_id, ( $_POST['menu-item-db-id'][$_key] != $_key ? 0 : $_key ), $args ); if ( is_wp_error( $menu_item_db_id ) ) $messages[] = '

' . $menu_item_db_id->get_error_message() . '

'; elseif ( isset( $menu_items[$menu_item_db_id] ) ) unset( $menu_items[$menu_item_db_id] ); } } // Remove menu items from the menu that weren't in $_POST if ( ! empty( $menu_items ) ) { foreach ( array_keys( $menu_items ) as $menu_item_id ) { if ( is_nav_menu_item( $menu_item_id ) ) { wp_delete_post( $menu_item_id ); } } } // Store 'auto-add' pages. $auto_add = ! empty( $_POST['auto-add-pages'] ); $nav_menu_option = (array) get_option( 'nav_menu_options' ); if ( ! isset( $nav_menu_option['auto_add'] ) ) $nav_menu_option['auto_add'] = array(); if ( $auto_add ) { if ( ! in_array( $nav_menu_selected_id, $nav_menu_option['auto_add'] ) ) $nav_menu_option['auto_add'][] = $nav_menu_selected_id; } else { if ( false !== ( $key = array_search( $nav_menu_selected_id, $nav_menu_option['auto_add'] ) ) ) unset( $nav_menu_option['auto_add'][$key] ); } // Remove nonexistent/deleted menus $nav_menu_option['auto_add'] = array_intersect( $nav_menu_option['auto_add'], wp_get_nav_menus( array( 'fields' => 'ids' ) ) ); update_option( 'nav_menu_options', $nav_menu_option ); wp_defer_term_counting(false); do_action( 'wp_update_nav_menu', $nav_menu_selected_id ); $messages[] = '

' . sprintf( __('The %s menu has been updated.'), $nav_menu_selected_title ) . '

'; unset( $menu_items, $unsorted_menu_items ); } } break; } // Get all nav menus $nav_menus = wp_get_nav_menus( array('orderby' => 'name') ); // Get recently edited nav menu $recently_edited = (int) get_user_option( 'nav_menu_recently_edited' ); // If there was no recently edited menu, and $nav_menu_selected_id is a nav menu, update recently edited menu. if ( !$recently_edited && is_nav_menu( $nav_menu_selected_id ) ) { $recently_edited = $nav_menu_selected_id; // Else if $nav_menu_selected_id is not a menu and not requesting that we create a new menu, but $recently_edited is a menu, grab that one. } elseif ( 0 == $nav_menu_selected_id && ! isset( $_REQUEST['menu'] ) && is_nav_menu( $recently_edited ) ) { $nav_menu_selected_id = $recently_edited; // Else try to grab the first menu from the menus list } elseif ( 0 == $nav_menu_selected_id && ! isset( $_REQUEST['menu'] ) && ! empty($nav_menus) ) { $nav_menu_selected_id = $nav_menus[0]->term_id; } // Update the user's setting if ( $nav_menu_selected_id != $recently_edited && is_nav_menu( $nav_menu_selected_id ) ) update_user_meta( $current_user->ID, 'nav_menu_recently_edited', $nav_menu_selected_id ); // If there's a menu, get its name. if ( ! $nav_menu_selected_title && is_nav_menu( $nav_menu_selected_id ) ) { $_menu_object = wp_get_nav_menu_object( $nav_menu_selected_id ); $nav_menu_selected_title = ! is_wp_error( $_menu_object ) ? $_menu_object->name : ''; } // Generate truncated menu names foreach( (array) $nav_menus as $key => $_nav_menu ) { $_nav_menu->truncated_name = trim( wp_html_excerpt( $_nav_menu->name, 40 ) ); if ( $_nav_menu->truncated_name != $_nav_menu->name ) $_nav_menu->truncated_name .= '…'; $nav_menus[$key]->truncated_name = $_nav_menu->truncated_name; } // Ensure the user will be able to scroll horizontally // by adding a class for the max menu depth. global $_wp_nav_menu_max_depth; $_wp_nav_menu_max_depth = 0; // Calling wp_get_nav_menu_to_edit generates $_wp_nav_menu_max_depth if ( is_nav_menu( $nav_menu_selected_id ) ) $edit_markup = wp_get_nav_menu_to_edit( $nav_menu_selected_id ); function wp_nav_menu_max_depth() { global $_wp_nav_menu_max_depth; return "menu-max-depth-$_wp_nav_menu_max_depth"; } add_action('admin_body_class','wp_nav_menu_max_depth'); wp_nav_menu_setup(); wp_initial_nav_menu_meta_boxes(); if ( ! current_theme_supports( 'menus' ) && ! wp_get_nav_menus() ) $messages[] = '

' . __('The current theme does not natively support menus, but you can use the “Custom Menu” widget to add any menus you create here to the theme’s sidebar.') . '

'; $help = '

' . __('This feature is new in version 3.0; to use a custom menu in place of your theme’s default menus, support for this feature must be registered in the theme’s functions.php file. If your theme does not support the custom menus feature yet (the new default theme, Twenty Ten, does), you can learn about adding support yourself by following the below link.') . '

'; $help .= '

' . __('You can create custom menus for your site. These menus may contain links to pages, categories, custom links or other content types (use the Screen Options tab to decide which ones to show on the screen). You can specify a different navigation label for a menu item as well as other attributes. You can create multiple menus. If your theme includes more than one menu, you can choose which custom menu to associate with each. You can also use custom menus in conjunction with the Custom Menus widget.') . '

'; $help .= '

' . __('To create a new custom menu, click on the + tab, give the menu a name, and click Create Menu. Next, add menu items from the appropriate boxes. You’ll be able to edit the information for each menu item, and can drag and drop to put them in order. You can also drag a menu item a little to the right to make it a submenu, to create menus with hierarchy. You’ll see when the position of the drop target shifts over to create the nested placement. Don’t forget to click Save when you’re finished.') . '

'; $help .= '

' . __('For more information:') . '

'; $help .= '

' . __('Menus Documentation') . '

'; $help .= '

' . __('Support Forums') . '

'; add_contextual_help($current_screen, $help); // Get the admin header require_once( './admin-header.php' ); ?>