获取与特定对象关联的菜单项。
原型
wp_get_associated_nav_menu_items( int $object_id, string $object_type = 'post_type', string $taxonomy = '' )
参数
$object_id
(int)
(Required)
原始对象的ID。
$object_type
(string)
(Optional)
对象的类型,例如“taxonomy”或“post_type”。
$taxonomy
(string)
(Optional)
如果$ object_type是“taxonomy”,$ taxonomy是$ object_id所属的税的名称
返回值
(array)
菜单项ID数组;空数组,如果没有;
源文件
路径:wp-includes/nav-menu.php
<?php
...
function wp_get_associated_nav_menu_items( $object_id = 0, $object_type = 'post_type', $taxonomy = '' ) {
$object_id = (int) $object_id;
$menu_item_ids = array();
$query = new WP_Query;
$menu_items = $query->query(
array(
'meta_key' => '_menu_item_object_id',
'meta_value' => $object_id,
'post_status' => 'any',
'post_type' => 'nav_menu_item',
'posts_per_page' => -1,
)
);
foreach ( (array) $menu_items as $menu_item ) {
if ( isset( $menu_item->ID ) && is_nav_menu_item( $menu_item->ID ) ) {
$menu_item_type = get_post_meta( $menu_item->ID, '_menu_item_type', true );
if (
'post_type' == $object_type &&
'post_type' == $menu_item_type
) {
$menu_item_ids[] = (int) $menu_item->ID;
} elseif (
'taxonomy' == $object_type &&
'taxonomy' == $menu_item_type &&
get_post_meta( $menu_item->ID, '_menu_item_object', true ) == $taxonomy
) {
$menu_item_ids[] = (int) $menu_item->ID;
}
}
}
return array_unique( $menu_item_ids );
}
...
?>
其他
英文文档:https://developer.wordpress.org/reference/functions/wp_get_associated_nav_menu_items/