* @since 3.0.0
* @var string
*/
- var $tree_type = array( 'post_type', 'taxonomy', 'custom' );
+ public $tree_type = array( 'post_type', 'taxonomy', 'custom' );
/**
* Database fields to use.
* @todo Decouple this.
* @var array
*/
- var $db_fields = array( 'parent' => 'menu_item_parent', 'id' => 'db_id' );
+ public $db_fields = array( 'parent' => 'menu_item_parent', 'id' => 'db_id' );
/**
* Starts the list before the elements are added.
* @param int $depth Depth of menu item. Used for padding.
* @param array $args An array of arguments. @see wp_nav_menu()
*/
- function start_lvl( &$output, $depth = 0, $args = array() ) {
+ public function start_lvl( &$output, $depth = 0, $args = array() ) {
$indent = str_repeat("\t", $depth);
$output .= "\n$indent<ul class=\"sub-menu\">\n";
}
* @param int $depth Depth of menu item. Used for padding.
* @param array $args An array of arguments. @see wp_nav_menu()
*/
- function end_lvl( &$output, $depth = 0, $args = array() ) {
+ public function end_lvl( &$output, $depth = 0, $args = array() ) {
$indent = str_repeat("\t", $depth);
$output .= "$indent</ul>\n";
}
* @param array $args An array of arguments. @see wp_nav_menu()
* @param int $id Current item ID.
*/
- function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
+ public function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
$indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
- $class_names = '';
-
$classes = empty( $item->classes ) ? array() : (array) $item->classes;
$classes[] = 'menu-item-' . $item->ID;
/**
- * Filter the CSS class(es) applied to a menu item's <li>.
+ * Filter the CSS class(es) applied to a menu item's list item element.
*
* @since 3.0.0
+ * @since 4.1.0 The `$depth` parameter was added.
*
- * @see wp_nav_menu()
- *
- * @param array $classes The CSS classes that are applied to the menu item's <li>.
+ * @param array $classes The CSS classes that are applied to the menu item's `<li>` element.
* @param object $item The current menu item.
- * @param array $args An array of wp_nav_menu() arguments.
+ * @param array $args An array of {@see wp_nav_menu()} arguments.
+ * @param int $depth Depth of menu item. Used for padding.
*/
- $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) );
+ $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args, $depth ) );
$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
/**
- * Filter the ID applied to a menu item's <li>.
+ * Filter the ID applied to a menu item's list item element.
*
* @since 3.0.1
+ * @since 4.1.0 The `$depth` parameter was added.
*
- * @see wp_nav_menu()
- *
- * @param string $menu_id The ID that is applied to the menu item's <li>.
+ * @param string $menu_id The ID that is applied to the menu item's `<li>` element.
* @param object $item The current menu item.
- * @param array $args An array of wp_nav_menu() arguments.
+ * @param array $args An array of {@see wp_nav_menu()} arguments.
+ * @param int $depth Depth of menu item. Used for padding.
*/
- $id = apply_filters( 'nav_menu_item_id', 'menu-item-'. $item->ID, $item, $args );
+ $id = apply_filters( 'nav_menu_item_id', 'menu-item-'. $item->ID, $item, $args, $depth );
$id = $id ? ' id="' . esc_attr( $id ) . '"' : '';
$output .= $indent . '<li' . $id . $class_names .'>';
$atts['href'] = ! empty( $item->url ) ? $item->url : '';
/**
- * Filter the HTML attributes applied to a menu item's <a>.
+ * Filter the HTML attributes applied to a menu item's anchor element.
*
* @since 3.6.0
- *
- * @see wp_nav_menu()
+ * @since 4.1.0 The `$depth` parameter was added.
*
* @param array $atts {
- * The HTML attributes applied to the menu item's <a>, empty strings are ignored.
+ * The HTML attributes applied to the menu item's `<a>` element, empty strings are ignored.
*
* @type string $title Title attribute.
* @type string $target Target attribute.
* @type string $rel The rel attribute.
* @type string $href The href attribute.
* }
- * @param object $item The current menu item.
- * @param array $args An array of wp_nav_menu() arguments.
+ * @param object $item The current menu item.
+ * @param array $args An array of {@see wp_nav_menu()} arguments.
+ * @param int $depth Depth of menu item. Used for padding.
*/
- $atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args );
+ $atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args, $depth );
$attributes = '';
foreach ( $atts as $attr => $value ) {
/**
* Filter a menu item's starting output.
*
- * The menu item's starting output only includes $args->before, the opening <a>,
- * the menu item's title, the closing </a>, and $args->after. Currently, there is
- * no filter for modifying the opening and closing <li> for a menu item.
+ * The menu item's starting output only includes `$args->before`, the opening `<a>`,
+ * the menu item's title, the closing `</a>`, and `$args->after`. Currently, there is
+ * no filter for modifying the opening and closing `<li>` for a menu item.
*
* @since 3.0.0
*
- * @see wp_nav_menu()
- *
* @param string $item_output The menu item's starting HTML output.
* @param object $item Menu item data object.
* @param int $depth Depth of menu item. Used for padding.
- * @param array $args An array of wp_nav_menu() arguments.
+ * @param array $args An array of {@see wp_nav_menu()} arguments.
*/
$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );
}
* @param int $depth Depth of page. Not Used.
* @param array $args An array of arguments. @see wp_nav_menu()
*/
- function end_el( &$output, $item, $depth = 0, $args = array() ) {
+ public function end_el( &$output, $item, $depth = 0, $args = array() ) {
$output .= "</li>\n";
}
*
* @since 3.0.0
*
+ * @staticvar array $menu_id_slugs
+ *
* @param array $args {
* Optional. Array of nav menu arguments.
*
* @type string $link_after Text after the link. 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 string $walker Allows a custom walker class to be specified. Default empty.
+ * @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.
* }
- * @return mixed Menu output if $echo is false, false if there are no items or no menu was found.
+ * @return object|false|void Menu output if $echo is false, false if there are no items or no menu was found.
*/
function wp_nav_menu( $args = array() ) {
static $menu_id_slugs = array();
}
}
+ if ( empty( $args->menu ) ) {
+ $args->menu = $menu;
+ }
+
// If the menu exists, get its items.
if ( $menu && ! is_wp_error($menu) && !isset($menu_items) )
$menu_items = wp_get_nav_menu_items( $menu->term_id, array( 'update_post_term_cache' => false ) );
* - Otherwise, bail.
*/
if ( ( !$menu || is_wp_error($menu) || ( isset($menu_items) && empty($menu_items) && !$args->theme_location ) )
- && $args->fallback_cb && is_callable( $args->fallback_cb ) )
+ && isset( $args->fallback_cb ) && $args->fallback_cb && is_callable( $args->fallback_cb ) )
return call_user_func( $args->fallback_cb, (array) $args );
if ( ! $menu || is_wp_error( $menu ) )
*
* @since 3.1.0
*
- * @param array $sorted_menu_items The menu items, sorted by each menu item's menu order.
+ * @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.
*/
$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 array $args Array of wp_nav_menu() arguments.
+ * @param object $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 array $args Array of wp_nav_menu() arguments.
+ * @param object $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 array $args Array of wp_nav_menu() arguments.
+ * @param object $args An object containing wp_nav_menu() arguments.
*/
$nav_menu = apply_filters( 'wp_nav_menu', $nav_menu, $args );
* @access private
* @since 3.0.0
*
+ * @global WP_Query $wp_query
+ * @global WP_Rewrite $wp_rewrite
+ *
* @param array $menu_items The current menu item objects to which to add the class property information.
*/
function _wp_menu_item_classes_by_context( &$menu_items ) {
$_root_relative_current = untrailingslashit( $_SERVER['REQUEST_URI'] );
$current_url = set_url_scheme( 'http://' . $_SERVER['HTTP_HOST'] . $_root_relative_current );
$raw_item_url = strpos( $menu_item->url, '#' ) ? substr( $menu_item->url, 0, strpos( $menu_item->url, '#' ) ) : $menu_item->url;
- $item_url = untrailingslashit( $raw_item_url );
+ $item_url = set_url_scheme( untrailingslashit( $raw_item_url ) );
$_indexless_current = untrailingslashit( preg_replace( '/' . preg_quote( $wp_rewrite->index, '/' ) . '$/', '', $current_url ) );
if ( $raw_item_url && in_array( $item_url, array( $current_url, $_indexless_current, $_root_relative_current ) ) ) {
*
* @uses Walker_Nav_Menu to create HTML list content.
* @since 3.0.0
- * @see Walker::walk() for parameters and return description.
+ *
+ * @param array $items
+ * @param int $depth
+ * @param object $r
+ * @return string
*/
function walk_nav_menu_tree( $items, $depth, $r ) {
$walker = ( empty($r->walker) ) ? new Walker_Nav_Menu : $r->walker;
$args = array( $items, $depth, $r );
- return call_user_func_array( array($walker, 'walk'), $args );
+ return call_user_func_array( array( $walker, 'walk' ), $args );
}
/**
*
* @since 3.0.1
* @access private
+ *
+ * @staticvar array $used_ids
+ * @param string $id
+ * @param object $item
+ * @return string
*/
function _nav_menu_item_id_use_once( $id, $item ) {
static $_used_ids = array();
- if ( in_array( $item->ID, $_used_ids ) )
+ if ( in_array( $item->ID, $_used_ids ) ) {
return '';
+ }
$_used_ids[] = $item->ID;
return $id;
}
-add_filter( 'nav_menu_item_id', '_nav_menu_item_id_use_once', 10, 2 );
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