* Displays a navigation menu.
*
* @since 3.0.0
+ * @since 4.7.0 Added the `item_spacing` argument.
*
* @staticvar array $menu_id_slugs
*
* @param array $args {
* Optional. Array of nav menu arguments.
*
- * @type string $menu Desired menu. Accepts (matching in order) id, slug, name. Default empty.
- * @type string $menu_class CSS class to use for the ul element which forms the menu. Default 'menu'.
- * @type string $menu_id The ID that is applied to the ul element which forms the menu.
- * Default is the menu slug, incremented.
- * @type string $container Whether to wrap the ul, and what to wrap it with. Default 'div'.
- * @type string $container_class Class that is applied to the container. Default 'menu-{menu slug}-container'.
- * @type string $container_id The ID that is applied to the container. Default empty.
- * @type callable|bool $fallback_cb If the menu doesn't exists, a callback function will fire.
- * Default is 'wp_page_menu'. Set to false for no fallback.
- * @type string $before Text before the link markup. Default empty.
- * @type string $after Text after the link markup. Default empty.
- * @type string $link_before Text before the link text. Default empty.
- * @type string $link_after Text after the link text. Default empty.
- * @type bool $echo Whether to echo the menu or return it. Default true.
- * @type int $depth How many levels of the hierarchy are to be included. 0 means all. Default 0.
- * @type object $walker Instance of a custom walker class. Default empty.
- * @type string $theme_location Theme location to be used. Must be registered with register_nav_menu()
- * in order to be selectable by the user.
- * @type string $items_wrap How the list items should be wrapped. Default is a ul with an id and class.
- * Uses printf() format with numbered placeholders.
+ * @type int|string|WP_Term $menu Desired menu. Accepts (matching in order) id, slug, name, menu object. Default empty.
+ * @type string $menu_class CSS class to use for the ul element which forms the menu. Default 'menu'.
+ * @type string $menu_id The ID that is applied to the ul element which forms the menu.
+ * Default is the menu slug, incremented.
+ * @type string $container Whether to wrap the ul, and what to wrap it with. Default 'div'.
+ * @type string $container_class Class that is applied to the container. Default 'menu-{menu slug}-container'.
+ * @type string $container_id The ID that is applied to the container. Default empty.
+ * @type callable|bool $fallback_cb If the menu doesn't exists, a callback function will fire.
+ * Default is 'wp_page_menu'. Set to false for no fallback.
+ * @type string $before Text before the link markup. Default empty.
+ * @type string $after Text after the link markup. Default empty.
+ * @type string $link_before Text before the link text. Default empty.
+ * @type string $link_after Text after the link text. Default empty.
+ * @type bool $echo Whether to echo the menu or return it. Default true.
+ * @type int $depth How many levels of the hierarchy are to be included. 0 means all. Default 0.
+ * @type object $walker Instance of a custom walker class. Default empty.
+ * @type string $theme_location Theme location to be used. Must be registered with register_nav_menu()
+ * in order to be selectable by the user.
+ * @type string $items_wrap How the list items should be wrapped. Default is a ul with an id and class.
+ * Uses printf() format with numbered placeholders.
+ * @type string $item_spacing Whether to preserve whitespace within the menu's HTML. Accepts 'preserve' or 'discard'. Default 'preserve'.
* }
* @return object|false|void Menu output if $echo is false, false if there are no items or no menu was found.
*/
static $menu_id_slugs = array();
$defaults = array( 'menu' => '', 'container' => 'div', 'container_class' => '', 'container_id' => '', 'menu_class' => 'menu', 'menu_id' => '',
- 'echo' => true, 'fallback_cb' => 'wp_page_menu', 'before' => '', 'after' => '', 'link_before' => '', 'link_after' => '', 'items_wrap' => '<ul id="%1$s" class="%2$s">%3$s</ul>',
+ 'echo' => true, 'fallback_cb' => 'wp_page_menu', 'before' => '', 'after' => '', 'link_before' => '', 'link_after' => '', 'items_wrap' => '<ul id="%1$s" class="%2$s">%3$s</ul>', 'item_spacing' => 'preserve',
'depth' => 0, 'walker' => '', 'theme_location' => '' );
$args = wp_parse_args( $args, $defaults );
+
+ if ( ! in_array( $args['item_spacing'], array( 'preserve', 'discard' ), true ) ) {
+ // invalid value, fall back to default.
+ $args['item_spacing'] = $defaults['item_spacing'];
+ }
+
/**
* Filters the arguments used to display a navigation menu.
*
* @see wp_nav_menu()
*
* @param string|null $output Nav menu output to short-circuit with. Default null.
- * @param object $args An object containing wp_nav_menu() arguments.
+ * @param stdClass $args An object containing wp_nav_menu() arguments.
*/
$nav_menu = apply_filters( 'pre_wp_nav_menu', null, $args );
*
* @since 3.1.0
*
- * @param array $sorted_menu_items The menu items, sorted by each menu item's menu order.
- * @param object $args An object containing wp_nav_menu() arguments.
+ * @param array $sorted_menu_items The menu items, sorted by each menu item's menu order.
+ * @param stdClass $args An object containing wp_nav_menu() arguments.
*/
$sorted_menu_items = apply_filters( 'wp_nav_menu_objects', $sorted_menu_items, $args );
*
* @see wp_nav_menu()
*
- * @param string $items The HTML list content for the menu items.
- * @param object $args An object containing wp_nav_menu() arguments.
+ * @param string $items The HTML list content for the menu items.
+ * @param stdClass $args An object containing wp_nav_menu() arguments.
*/
$items = apply_filters( 'wp_nav_menu_items', $items, $args );
/**
*
* @see wp_nav_menu()
*
- * @param string $items The HTML list content for the menu items.
- * @param object $args An object containing wp_nav_menu() arguments.
+ * @param string $items The HTML list content for the menu items.
+ * @param stdClass $args An object containing wp_nav_menu() arguments.
*/
$items = apply_filters( "wp_nav_menu_{$menu->slug}_items", $items, $args );
*
* @see wp_nav_menu()
*
- * @param string $nav_menu The HTML content for the navigation menu.
- * @param object $args An object containing wp_nav_menu() arguments.
+ * @param string $nav_menu The HTML content for the navigation menu.
+ * @param stdClass $args An object containing wp_nav_menu() arguments.
*/
$nav_menu = apply_filters( 'wp_nav_menu', $nav_menu, $args );
$possible_object_parents = array_filter( $possible_object_parents );
$front_page_url = home_url();
+ $front_page_id = (int) get_option( 'page_on_front' );
foreach ( (array) $menu_items as $key => $menu_item ) {
$classes[] = 'menu-item-type-' . $menu_item->type;
$classes[] = 'menu-item-object-' . $menu_item->object;
+ // This menu item is set as the 'Front Page'.
+ if ( 'post_type' === $menu_item->type && $front_page_id === (int) $menu_item->object_id ) {
+ $classes[] = 'menu-item-home';
+ }
+
// if the menu item corresponds to a taxonomy term for the currently-queried non-hierarchical post object
if ( $wp_query->is_singular && 'taxonomy' == $menu_item->type && in_array( $menu_item->object_id, $possible_object_parents ) ) {
$active_parent_object_ids[] = (int) $menu_item->object_id;
$classes[] = 'page-item-' . $menu_item->object_id;
$classes[] = 'current_page_item';
}
+
$active_parent_item_ids[] = (int) $menu_item->menu_item_parent;
$active_parent_object_ids[] = (int) $menu_item->post_parent;
$active_object = $menu_item->object;
* @uses Walker_Nav_Menu to create HTML list content.
* @since 3.0.0
*
- * @param array $items
- * @param int $depth
- * @param object $r
- * @return string
+ * @param array $items The menu items, sorted by each menu item's menu order.
+ * @param int $depth Depth of the item in reference to parents.
+ * @param stdClass $r An object containing wp_nav_menu() arguments.
+ * @return string The HTML list content for the menu items.
*/
function walk_nav_menu_tree( $items, $depth, $r ) {
$walker = ( empty($r->walker) ) ? new Walker_Nav_Menu : $r->walker;
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