WordPress.org

Make WordPress Core

Changeset 14876


Ignore:
Timestamp:
05/25/2010 01:30:10 PM (8 years ago)
Author:
ryan
Message:

Add parent classes to nav menu. Props filosofo. see #12812

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/wp-includes/nav-menu-template.php

    r14824 r14876  
    7171        $classes = $value = '';
    7272
    73         $classes = array( 'menu-item', 'menu-item-type-'. $item->type, $item->classes );
    74 
    75         if ( 'custom' == $item->object ) {
    76             $current_url = ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
    77             $item_url = strpos( $item->url, '#' ) ? substr( $item->url, 0, strpos( $item->url, '#' ) ) : $item->url;
    78             if ( $item_url == $current_url )
    79                 $classes[] = 'current-menu-item';
    80         } else {
    81             $classes[] = 'menu-item-object-'. $item->object;
    82             if (
    83                 $item->object_id == $wp_query->get_queried_object_id() &&
    84                 ( ( 'post_type' == $item->type && $wp_query->is_singular ) ||
    85                 ( 'taxonomy' == $item->type && ( $wp_query->is_category || $wp_query->is_tag || $wp_query->is_tax ) ) )
    86             )
    87                 $classes[] = 'current-menu-item';
    88         }
    89 
    90         // @todo add classes for parent/child relationships
     73        $classes = array( 'menu-item', 'menu-item-type-'. $item->type, $item->classes, 'menu-item-object-'. $item->object );
    9174
    9275        $classes = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item ) );
     
    246229
    247230    // Set up the $menu_item variables
     231    if ( 'frontend' == $args->context )
     232        _wp_menu_item_classes_by_context( $menu_items );
     233
    248234    $sorted_menu_items = array();
    249235    foreach ( (array) $menu_items as $key => $menu_item )
    250236        $sorted_menu_items[$menu_item->menu_order] = $menu_item;
     237   
    251238    unset($menu_items);
    252239
     
    280267
    281268/**
     269 * Add the class property classes for the current frontend context, if applicable.
     270 *
     271 * @access private
     272 * @since 3.0
     273 *
     274 * @param array $menu_items The current menu item objects to which to add the class property information.
     275 */
     276function _wp_menu_item_classes_by_context( &$menu_items = array() ) {
     277    global $wp_query;
     278
     279    $queried_object = $wp_query->get_queried_object();
     280    $queried_object_id = (int) $wp_query->queried_object_id;
     281
     282    $active_object = '';
     283    $active_parent_item_ids = array();
     284    $active_parent_object_ids = array();
     285    $possible_object_parents = array();
     286   
     287    if ( $wp_query->is_singular && ! empty( $queried_object->post_type ) && ! is_post_type_hierarchical( $queried_object->post_type ) ) {
     288        foreach ( (array) get_object_taxonomies( $queried_object->post_type ) as $taxonomy ) {
     289            if ( is_taxonomy_hierarchical( $taxonomy ) ) {
     290                $terms = wp_get_object_terms( $queried_object_id, $taxonomy, array( 'fields' => 'ids' ) );
     291                if ( is_array( $terms ) )
     292                    $possible_object_parents = array_merge( $possible_object_parents, $terms );
     293            }
     294        }
     295    }
     296
     297    $possible_object_parents = array_filter( $possible_object_parents );
     298
     299    foreach( (array) $menu_items as $key => $menu_item ) {
     300        // if the menu item corresponds to a taxonomy term for the currently-queried non-hierarchical post object
     301        if ( $wp_query->is_singular && 'taxonomy' == $menu_item->type && in_array( $menu_item->object_id, $possible_object_parents ) ) {
     302            $active_parent_object_ids[] = (int) $menu_item->object_id;
     303            $active_parent_item_ids[] = (int) $menu_item->db_id;
     304            $active_object = $queried_object->post_type;
     305       
     306        // if the menu item corresponds to the currently-queried post or taxonomy object
     307        } elseif (
     308            $menu_item->object_id == $queried_object_id &&
     309            (
     310                ( 'post_type' == $menu_item->type && $wp_query->is_singular ) ||
     311                ( 'taxonomy' == $menu_item->type && ( $wp_query->is_category || $wp_query->is_tag || $wp_query->is_tax ) )
     312            )
     313        ) {
     314            $menu_items[$key]->classes = trim( $menu_item->classes . ' ' . 'current-menu-item' );
     315            $active_parent_item_ids[] = (int) $menu_item->menu_item_parent;
     316            $active_parent_object_ids[] = (int) $menu_item->post_parent;
     317            $active_object = $menu_item->object;
     318
     319        // if the menu item corresponds to the currently-requested URL
     320        } elseif ( 'custom' == $menu_item->object ) {
     321            $current_url = ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
     322            $item_url = strpos( $menu_item->url, '#' ) ? substr( $menu_item->url, 0, strpos( $menu_item->url, '#' ) ) : $menu_item->url;
     323            if ( $item_url == $current_url ) {
     324                $menu_items[$key]->classes = trim( $menu_item->classes . ' ' . 'current-menu-item' );
     325                $active_parent_item_ids[] = (int) $menu_item->menu_item_parent;
     326                $active_parent_object_ids[] = (int) $menu_item->post_parent;
     327                $active_object = $menu_item->object;
     328            }
     329        }
     330    }
     331
     332    $active_parent_item_ids = array_filter( array_unique( $active_parent_item_ids ) );
     333    $active_parent_object_ids = array_filter( array_unique( $active_parent_object_ids ) );
     334
     335    // set parent's class
     336    if ( ! empty( $active_parent_item_ids ) || ! empty( $active_parent_object_ids ) ) {
     337        foreach( (array) $menu_items as $key => $parent_item ) {
     338            if ( in_array( $parent_item->db_id, $active_parent_item_ids ) )
     339                $menu_items[$key]->classes = trim( $parent_item->classes . ' ' . 'current-menu-parent' );
     340            if ( in_array( $parent_item->object_id, $active_parent_object_ids ) )
     341                $menu_items[$key]->classes = trim( $parent_item->classes . ' ' . 'current-' . $active_object . '-parent' );
     342        }
     343    }
     344}
     345
     346/**
    282347 * Retrieve the HTML list content for nav menu items.
    283348 *
Note: See TracChangeset for help on using the changeset viewer.