--- a/wp/wp-includes/nav-menu-template.php Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-includes/nav-menu-template.php Tue Dec 15 13:49:49 2020 +0100
@@ -15,63 +15,73 @@
*
* @since 3.0.0
* @since 4.7.0 Added the `item_spacing` argument.
- *
- * @staticvar array $menu_id_slugs
+ * @since 5.5.0 Added the `container_aria_label` argument.
*
* @param array $args {
* Optional. Array of nav menu arguments.
*
- * @type int|string|WP_Term $menu Desired menu. Accepts a menu ID, slug, name, or 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'.
+ * @type int|string|WP_Term $menu Desired menu. Accepts a menu ID, slug, name, or 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 string $container_aria_label The aria-label attribute that is applied to the container
+ * when it's a nav element. Default empty.
+ * @type callable|bool $fallback_cb If the menu doesn't exist, 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.
+ * 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. Uses printf() format with
+ * numbered placeholders. Default is a ul with an id and class.
+ * @type string $item_spacing Whether to preserve whitespace within the menu's HTML.
+ * Accepts 'preserve' or 'discard'. Default 'preserve'.
* }
- * @return string|false|void Menu output if $echo is false, false if there are no items or no menu was found.
+ * @return void|string|false Void if 'echo' argument is true, 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();
$defaults = array(
- 'menu' => '',
- 'container' => 'div',
- 'container_class' => '',
- 'container_id' => '',
- 'menu_class' => 'menu',
- 'menu_id' => '',
- 'echo' => true,
- 'fallback_cb' => 'wp_page_menu',
- 'before' => '',
- 'after' => '',
- 'link_before' => '',
- 'link_after' => '',
- 'items_wrap' => '<ul id="%1$s" class="%2$s">%3$s</ul>',
- 'item_spacing' => 'preserve',
- 'depth' => 0,
- 'walker' => '',
- 'theme_location' => '',
+ 'menu' => '',
+ 'container' => 'div',
+ 'container_class' => '',
+ 'container_id' => '',
+ 'container_aria_label' => '',
+ '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>',
+ '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.
+ // Invalid value, fall back to default.
$args['item_spacing'] = $defaults['item_spacing'];
}
@@ -90,9 +100,8 @@
/**
* Filters whether to short-circuit the wp_nav_menu() output.
*
- * Returning a non-null value to the filter will short-circuit
- * wp_nav_menu(), echoing that value if $args->echo is true,
- * returning that value otherwise.
+ * Returning a non-null value from the filter will short-circuit wp_nav_menu(),
+ * echoing that value if $args->echo is true, returning that value otherwise.
*
* @since 3.9.0
*
@@ -112,19 +121,21 @@
return $nav_menu;
}
- // Get the nav menu based on the requested menu
+ // Get the nav menu based on the requested menu.
$menu = wp_get_nav_menu_object( $args->menu );
- // Get the nav menu based on the theme_location
- if ( ! $menu && $args->theme_location && ( $locations = get_nav_menu_locations() ) && isset( $locations[ $args->theme_location ] ) ) {
+ // Get the nav menu based on the theme_location.
+ $locations = get_nav_menu_locations();
+ if ( ! $menu && $args->theme_location && $locations && isset( $locations[ $args->theme_location ] ) ) {
$menu = wp_get_nav_menu_object( $locations[ $args->theme_location ] );
}
- // get the first menu that has items if we still can't find a menu
+ // Get the first menu that has items if we still can't find a menu.
if ( ! $menu && ! $args->theme_location ) {
$menus = wp_get_nav_menus();
foreach ( $menus as $menu_maybe ) {
- if ( $menu_items = wp_get_nav_menu_items( $menu_maybe->term_id, array( 'update_post_term_cache' => false ) ) ) {
+ $menu_items = wp_get_nav_menu_items( $menu_maybe->term_id, array( 'update_post_term_cache' => false ) );
+ if ( $menu_items ) {
$menu = $menu_maybe;
break;
}
@@ -157,7 +168,8 @@
return false;
}
- $nav_menu = $items = '';
+ $nav_menu = '';
+ $items = '';
$show_container = false;
if ( $args->container ) {
@@ -166,22 +178,25 @@
*
* @since 3.0.0
*
- * @param array $tags The acceptable HTML tags for use as menu containers.
- * Default is array containing 'div' and 'nav'.
+ * @param string[] $tags The acceptable HTML tags for use as menu containers.
+ * Default is array containing 'div' and 'nav'.
*/
$allowed_tags = apply_filters( 'wp_nav_menu_container_allowedtags', array( 'div', 'nav' ) );
- if ( is_string( $args->container ) && in_array( $args->container, $allowed_tags ) ) {
+
+ if ( is_string( $args->container ) && in_array( $args->container, $allowed_tags, true ) ) {
$show_container = true;
$class = $args->container_class ? ' class="' . esc_attr( $args->container_class ) . '"' : ' class="menu-' . $menu->slug . '-container"';
$id = $args->container_id ? ' id="' . esc_attr( $args->container_id ) . '"' : '';
- $nav_menu .= '<' . $args->container . $id . $class . '>';
+ $aria_label = ( 'nav' === $args->container && $args->container_aria_label ) ? ' aria-label="' . esc_attr( $args->container_aria_label ) . '"' : '';
+ $nav_menu .= '<' . $args->container . $id . $class . $aria_label . '>';
}
}
- // Set up the $menu_item variables
+ // Set up the $menu_item variables.
_wp_menu_item_classes_by_context( $menu_items );
- $sorted_menu_items = $menu_items_with_children = array();
+ $sorted_menu_items = array();
+ $menu_items_with_children = array();
foreach ( (array) $menu_items as $menu_item ) {
$sorted_menu_items[ $menu_item->menu_order ] = $menu_item;
if ( $menu_item->menu_item_parent ) {
@@ -189,7 +204,7 @@
}
}
- // Add the menu-item-has-children class where applicable
+ // Add the menu-item-has-children class where applicable.
if ( $menu_items_with_children ) {
foreach ( $sorted_menu_items as &$menu_item ) {
if ( isset( $menu_items_with_children[ $menu_item->ID ] ) ) {
@@ -213,12 +228,13 @@
$items .= walk_nav_menu_tree( $sorted_menu_items, $args->depth, $args );
unset( $sorted_menu_items );
- // Attributes
+ // Attributes.
if ( ! empty( $args->menu_id ) ) {
$wrap_id = $args->menu_id;
} else {
$wrap_id = 'menu-' . $menu->slug;
- while ( in_array( $wrap_id, $menu_id_slugs ) ) {
+
+ while ( in_array( $wrap_id, $menu_id_slugs, true ) ) {
if ( preg_match( '#-(\d+)$#', $wrap_id, $matches ) ) {
$wrap_id = preg_replace( '#-(\d+)$#', '-' . ++$matches[1], $wrap_id );
} else {
@@ -285,13 +301,13 @@
}
/**
- * Add the class property classes for the current context, if applicable.
+ * Adds the class property classes for the current context, if applicable.
*
* @access private
* @since 3.0.0
*
- * @global WP_Query $wp_query
- * @global WP_Rewrite $wp_rewrite
+ * @global WP_Query $wp_query WordPress Query object.
+ * @global WP_Rewrite $wp_rewrite WordPress rewrite component.
*
* @param array $menu_items The current menu item objects to which to add the class property information.
*/
@@ -384,19 +400,24 @@
$classes[] = 'menu-item-privacy-policy';
}
- // 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 ) ) {
+ // 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( (int) $menu_item->object_id, $possible_object_parents, true )
+ ) {
$active_parent_object_ids[] = (int) $menu_item->object_id;
$active_parent_item_ids[] = (int) $menu_item->db_id;
$active_object = $queried_object->post_type;
- // if the menu item corresponds to the currently-queried post or taxonomy object
+ // If the menu item corresponds to the currently queried post or taxonomy object.
} elseif (
- $menu_item->object_id == $queried_object_id &&
- (
- ( ! empty( $home_page_id ) && 'post_type' == $menu_item->type && $wp_query->is_home && $home_page_id == $menu_item->object_id ) ||
- ( 'post_type' == $menu_item->type && $wp_query->is_singular ) ||
- ( 'taxonomy' == $menu_item->type && ( $wp_query->is_category || $wp_query->is_tag || $wp_query->is_tax ) && $queried_object->taxonomy == $menu_item->object )
+ $menu_item->object_id == $queried_object_id
+ && (
+ ( ! empty( $home_page_id ) && 'post_type' === $menu_item->type
+ && $wp_query->is_home && $home_page_id == $menu_item->object_id )
+ || ( 'post_type' === $menu_item->type && $wp_query->is_singular )
+ || ( 'taxonomy' === $menu_item->type
+ && ( $wp_query->is_category || $wp_query->is_tag || $wp_query->is_tax )
+ && $queried_object->taxonomy == $menu_item->object )
)
) {
$classes[] = 'current-menu-item';
@@ -404,14 +425,14 @@
$_anc_id = (int) $menu_item->db_id;
while (
- ( $_anc_id = get_post_meta( $_anc_id, '_menu_item_menu_item_parent', true ) ) &&
- ! in_array( $_anc_id, $active_ancestor_item_ids )
+ ( $_anc_id = (int) get_post_meta( $_anc_id, '_menu_item_menu_item_parent', true ) )
+ && ! in_array( $_anc_id, $active_ancestor_item_ids, true )
) {
$active_ancestor_item_ids[] = $_anc_id;
}
- if ( 'post_type' == $menu_item->type && 'page' == $menu_item->object ) {
- // Back compat classes for pages to match wp_page_menu()
+ if ( 'post_type' === $menu_item->type && 'page' === $menu_item->object ) {
+ // Back compat classes for pages to match wp_page_menu().
$classes[] = 'page_item';
$classes[] = 'page-item-' . $menu_item->object_id;
$classes[] = 'current_page_item';
@@ -421,29 +442,29 @@
$active_parent_object_ids[] = (int) $menu_item->post_parent;
$active_object = $menu_item->object;
- // if the menu item corresponds to the currently-queried post type archive
+ // If the menu item corresponds to the currently queried post type archive.
} elseif (
- 'post_type_archive' == $menu_item->type &&
- is_post_type_archive( array( $menu_item->object ) )
+ 'post_type_archive' === $menu_item->type
+ && is_post_type_archive( array( $menu_item->object ) )
) {
$classes[] = 'current-menu-item';
$menu_items[ $key ]->current = true;
$_anc_id = (int) $menu_item->db_id;
while (
- ( $_anc_id = get_post_meta( $_anc_id, '_menu_item_menu_item_parent', true ) ) &&
- ! in_array( $_anc_id, $active_ancestor_item_ids )
+ ( $_anc_id = (int) get_post_meta( $_anc_id, '_menu_item_menu_item_parent', true ) )
+ && ! in_array( $_anc_id, $active_ancestor_item_ids, true )
) {
$active_ancestor_item_ids[] = $_anc_id;
}
$active_parent_item_ids[] = (int) $menu_item->menu_item_parent;
- // if the menu item corresponds to the currently-requested URL
- } elseif ( 'custom' == $menu_item->object && isset( $_SERVER['HTTP_HOST'] ) ) {
+ // If the menu item corresponds to the currently requested URL.
+ } elseif ( 'custom' === $menu_item->object && isset( $_SERVER['HTTP_HOST'] ) ) {
$_root_relative_current = untrailingslashit( $_SERVER['REQUEST_URI'] );
- //if it is the customize page then it will strips the query var off the url before entering the comparison block.
+ // If it's the customize page then it will strip the query var off the URL before entering the comparison block.
if ( is_customize_preview() ) {
$_root_relative_current = strtok( untrailingslashit( $_SERVER['REQUEST_URI'] ), '?' );
}
@@ -462,27 +483,27 @@
urldecode( $_root_relative_current ),
);
- if ( $raw_item_url && in_array( $item_url, $matches ) ) {
+ if ( $raw_item_url && in_array( $item_url, $matches, true ) ) {
$classes[] = 'current-menu-item';
$menu_items[ $key ]->current = true;
$_anc_id = (int) $menu_item->db_id;
while (
- ( $_anc_id = get_post_meta( $_anc_id, '_menu_item_menu_item_parent', true ) ) &&
- ! in_array( $_anc_id, $active_ancestor_item_ids )
+ ( $_anc_id = (int) get_post_meta( $_anc_id, '_menu_item_menu_item_parent', true ) )
+ && ! in_array( $_anc_id, $active_ancestor_item_ids, true )
) {
$active_ancestor_item_ids[] = $_anc_id;
}
- if ( in_array( home_url(), array( untrailingslashit( $current_url ), untrailingslashit( $_indexless_current ) ) ) ) {
- // Back compat for home link to match wp_page_menu()
+ if ( in_array( home_url(), array( untrailingslashit( $current_url ), untrailingslashit( $_indexless_current ) ), true ) ) {
+ // Back compat for home link to match wp_page_menu().
$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;
- // give front page item current-menu-item class when extra query arguments involved
+ // Give front page item the 'current-menu-item' class when extra query arguments are involved.
} elseif ( $item_url == $front_page_url && is_front_page() ) {
$classes[] = 'current-menu-item';
}
@@ -492,8 +513,10 @@
}
}
- // back-compat with wp_page_menu: add "current_page_parent" to static home page link for any non-page query
- if ( ! empty( $home_page_id ) && 'post_type' == $menu_item->type && empty( $wp_query->is_page ) && $home_page_id == $menu_item->object_id ) {
+ // Back-compat with wp_page_menu(): add "current_page_parent" to static home page link for any non-page query.
+ if ( ! empty( $home_page_id ) && 'post_type' === $menu_item->type
+ && empty( $wp_query->is_page ) && $home_page_id == $menu_item->object_id
+ ) {
$classes[] = 'current_page_parent';
}
@@ -503,57 +526,63 @@
$active_parent_item_ids = array_filter( array_unique( $active_parent_item_ids ) );
$active_parent_object_ids = array_filter( array_unique( $active_parent_object_ids ) );
- // set parent's class
+ // Set parent's class.
foreach ( (array) $menu_items as $key => $parent_item ) {
$classes = (array) $parent_item->classes;
$menu_items[ $key ]->current_item_ancestor = false;
$menu_items[ $key ]->current_item_parent = false;
if (
- isset( $parent_item->type ) &&
- (
- // ancestral post object
+ isset( $parent_item->type )
+ && (
+ // Ancestral post object.
(
- 'post_type' == $parent_item->type &&
- ! empty( $queried_object->post_type ) &&
- is_post_type_hierarchical( $queried_object->post_type ) &&
- in_array( $parent_item->object_id, $queried_object->ancestors ) &&
- $parent_item->object != $queried_object->ID
+ 'post_type' === $parent_item->type
+ && ! empty( $queried_object->post_type )
+ && is_post_type_hierarchical( $queried_object->post_type )
+ && in_array( (int) $parent_item->object_id, $queried_object->ancestors, true )
+ && $parent_item->object != $queried_object->ID
) ||
- // ancestral term
+ // Ancestral term.
(
- 'taxonomy' == $parent_item->type &&
- isset( $possible_taxonomy_ancestors[ $parent_item->object ] ) &&
- in_array( $parent_item->object_id, $possible_taxonomy_ancestors[ $parent_item->object ] ) &&
- (
+ 'taxonomy' === $parent_item->type
+ && isset( $possible_taxonomy_ancestors[ $parent_item->object ] )
+ && in_array( (int) $parent_item->object_id, $possible_taxonomy_ancestors[ $parent_item->object ], true )
+ && (
! isset( $queried_object->term_id ) ||
$parent_item->object_id != $queried_object->term_id
)
)
)
) {
- $classes[] = empty( $queried_object->taxonomy ) ? 'current-' . $queried_object->post_type . '-ancestor' : 'current-' . $queried_object->taxonomy . '-ancestor';
+ if ( ! empty( $queried_object->taxonomy ) ) {
+ $classes[] = 'current-' . $queried_object->taxonomy . '-ancestor';
+ } else {
+ $classes[] = 'current-' . $queried_object->post_type . '-ancestor';
+ }
}
- if ( in_array( intval( $parent_item->db_id ), $active_ancestor_item_ids ) ) {
- $classes[] = 'current-menu-ancestor';
+ if ( in_array( (int) $parent_item->db_id, $active_ancestor_item_ids, true ) ) {
+ $classes[] = 'current-menu-ancestor';
+
$menu_items[ $key ]->current_item_ancestor = true;
}
- if ( in_array( $parent_item->db_id, $active_parent_item_ids ) ) {
- $classes[] = 'current-menu-parent';
+ if ( in_array( (int) $parent_item->db_id, $active_parent_item_ids, true ) ) {
+ $classes[] = 'current-menu-parent';
+
$menu_items[ $key ]->current_item_parent = true;
}
- if ( in_array( $parent_item->object_id, $active_parent_object_ids ) ) {
+ if ( in_array( (int) $parent_item->object_id, $active_parent_object_ids, true ) ) {
$classes[] = 'current-' . $active_object . '-parent';
}
- if ( 'post_type' == $parent_item->type && 'page' == $parent_item->object ) {
- // Back compat classes for pages to match wp_page_menu()
- if ( in_array( 'current-menu-parent', $classes ) ) {
+ if ( 'post_type' === $parent_item->type && 'page' === $parent_item->object ) {
+ // Back compat classes for pages to match wp_page_menu().
+ if ( in_array( 'current-menu-parent', $classes, true ) ) {
$classes[] = 'current_page_parent';
}
- if ( in_array( 'current-menu-ancestor', $classes ) ) {
+ if ( in_array( 'current-menu-ancestor', $classes, true ) ) {
$classes[] = 'current_page_ancestor';
}
}
@@ -563,7 +592,7 @@
}
/**
- * Retrieve the HTML list content for nav menu items.
+ * Retrieves the HTML list content for nav menu items.
*
* @uses Walker_Nav_Menu to create HTML list content.
* @since 3.0.0
@@ -575,9 +604,8 @@
*/
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 $walker->walk( $items, $depth, $r );
}
/**
@@ -586,16 +614,18 @@
* @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, true ) ) {
return '';
}
+
$_used_ids[] = $item->ID;
+
return $id;
}