Php 自定义分类法&；Post类型永久链接URL

我已经注册了一个自定义帖子类型和自定义分类法，旨在为我们的网站提供住房开发及其地块的层次结构，我们试图实现的URL结构如下：

然而，到目前为止，我所做的似乎是可行的，但是永久链接已经完成，从情节本身消失，并且是空的，所以我认为我做错了什么。我复制了下面的代码

function cptui_register_my_taxes() {

$labels = [
    "name" => __( "Developments", "custom-post-type-ui" ),
    "singular_name" => __( "Development", "custom-post-type-ui" ),
    "menu_name" => __( "Developments", "custom-post-type-ui" ),
    "all_items" => __( "All Developments", "custom-post-type-ui" ),
    "edit_item" => __( "Edit Development", "custom-post-type-ui" ),
    "view_item" => __( "View Development", "custom-post-type-ui" ),
    "update_item" => __( "Update Development name", "custom-post-type-ui" ),
    "add_new_item" => __( "Add new Development", "custom-post-type-ui" ),
    "new_item_name" => __( "New Development name", "custom-post-type-ui" ),
    "parent_item" => __( "Parent Development", "custom-post-type-ui" ),
    "parent_item_colon" => __( "Parent Development:", "custom-post-type-ui" ),
    "search_items" => __( "Search Developments", "custom-post-type-ui" ),
    "popular_items" => __( "Popular Developments", "custom-post-type-ui" ),
    "separate_items_with_commas" => __( "Separate Developments with commas", "custom-post-type-ui" ),
    "add_or_remove_items" => __( "Add or remove Developments", "custom-post-type-ui" ),
    "choose_from_most_used" => __( "Choose from the most used Developments", "custom-post-type-ui" ),
    "not_found" => __( "No Developments found", "custom-post-type-ui" ),
    "no_terms" => __( "No Developments", "custom-post-type-ui" ),
    "items_list_navigation" => __( "Developments list navigation", "custom-post-type-ui" ),
    "items_list" => __( "Developments list", "custom-post-type-ui" ),
    "back_to_items" => __( "Back to Developments", "custom-post-type-ui" ),
];

$args = [
    "label" => __( "Developments", "custom-post-type-ui" ),
    "labels" => $labels,
    "public" => true,
    "publicly_queryable" => true,
    "hierarchical" => true,
    "show_ui" => true,
    "show_in_menu" => true,
    "show_in_nav_menus" => true,
    "query_var" => true,
    "rewrite" => [ 'slug' => 'developments', 'with_front' => false, ],
    "show_admin_column" => false,
    "show_in_rest" => true,
    "rest_base" => "developments",
    "rest_controller_class" => "WP_REST_Terms_Controller",
    "show_in_quick_edit" => false,
    "show_in_graphql" => false,
];
register_taxonomy( "developments", [ "plots" ], $args );
}
add_action( 'init', 'cptui_register_my_taxes' );

function cptui_register_my_cpts() {

$labels = [
    "name" => __( "Plots", "custom-post-type-ui" ),
    "singular_name" => __( "Plot", "custom-post-type-ui" ),
    "menu_name" => __( "All Developments", "custom-post-type-ui" ),
    "all_items" => __( "All Plots", "custom-post-type-ui" ),
    "add_new" => __( "Add new", "custom-post-type-ui" ),
    "add_new_item" => __( "Add new Plot", "custom-post-type-ui" ),
    "edit_item" => __( "Edit Plot", "custom-post-type-ui" ),
    "new_item" => __( "New Plot", "custom-post-type-ui" ),
    "view_item" => __( "View Plot", "custom-post-type-ui" ),
    "view_items" => __( "View Plots", "custom-post-type-ui" ),
    "search_items" => __( "Search Plots", "custom-post-type-ui" ),
    "not_found" => __( "No Plots found", "custom-post-type-ui" ),
    "not_found_in_trash" => __( "No Plots found in bin", "custom-post-type-ui" ),
    "parent" => __( "Parent Plot:", "custom-post-type-ui" ),
    "featured_image" => __( "Featured image for this Plot", "custom-post-type-ui" ),
    "set_featured_image" => __( "Set featured image for this Plot", "custom-post-type-ui" ),
    "remove_featured_image" => __( "Remove featured image for this Plot", "custom-post-type-ui" ),
    "use_featured_image" => __( "Use as featured image for this Plot", "custom-post-type-ui" ),
    "archives" => __( "Plot archives", "custom-post-type-ui" ),
    "insert_into_item" => __( "Insert into Plot", "custom-post-type-ui" ),
    "uploaded_to_this_item" => __( "Upload to this Plot", "custom-post-type-ui" ),
    "filter_items_list" => __( "Filter Plots list", "custom-post-type-ui" ),
    "items_list_navigation" => __( "Plots list navigation", "custom-post-type-ui" ),
    "items_list" => __( "Plots list", "custom-post-type-ui" ),
    "attributes" => __( "Plots attributes", "custom-post-type-ui" ),
    "name_admin_bar" => __( "Plot", "custom-post-type-ui" ),
    "item_published" => __( "Plot published", "custom-post-type-ui" ),
    "item_published_privately" => __( "Plot published privately.", "custom-post-type-ui" ),
    "item_reverted_to_draft" => __( "Plot reverted to draft.", "custom-post-type-ui" ),
    "item_scheduled" => __( "Plot scheduled", "custom-post-type-ui" ),
    "item_updated" => __( "Plot updated.", "custom-post-type-ui" ),
    "parent_item_colon" => __( "Parent Plot:", "custom-post-type-ui" ),
];

$args = [
    "label" => __( "Plots", "custom-post-type-ui" ),
    "labels" => $labels,
    "description" => "",
    "public" => true,
    "publicly_queryable" => true,
    "show_ui" => true,
    "show_in_rest" => true,
    "rest_base" => "",
    "rest_controller_class" => "WP_REST_Posts_Controller",
    "has_archive" => true,
    "show_in_menu" => true,
    "show_in_nav_menus" => true,
    "delete_with_user" => false,
    "exclude_from_search" => false,
    "capability_type" => "post",
    "map_meta_cap" => true,
    "hierarchical" => false,
    "rewrite" => [ "slug" => "developments/%developments%", "with_front" => false ],
    "query_var" => true,
    "menu_position" => 5,
    "menu_icon" => "dashicons-admin-home",
    "supports" => [ "title", "editor", "thumbnail", "custom-fields" ],
    "taxonomies" => [ "developments" ],
    "show_in_graphql" => false,
];

register_post_type( "plots", $args );
}

add_action( 'init', 'cptui_register_my_cpts' );

function wpse_5308_post_type_link( $link, $post ) {
if ( $post->post_type === 'developments' ) {
    if ( $terms = get_the_terms( $post->ID, 'developments' ) )
    $link = str_replace( '%developments%', current( $terms )->slug, $link );
}
return $link;
}
add_filter( 'post_type_link', 'wpse_5308_post_type_link', 10, 2 );