: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
* Sitemaps: WP_Sitemaps_Users class
* Builds the sitemaps for the 'user' object type.
* Users XML sitemap provider.
class WP_Sitemaps_Users extends WP_Sitemaps_Provider {
* WP_Sitemaps_Users constructor.
public function __construct() {
$this->object_type = 'user';
* Gets a URL list for a user sitemap.
* @param int $page_num Page of results.
* @param string $object_subtype Optional. Not applicable for Users but
* required for compatibility with the parent
* provider class. Default empty.
* @return array[] Array of URL information for a sitemap.
public function get_url_list( $page_num, $object_subtype = '' ) {
* Filters the users URL list before it is generated.
* Returning a non-null value will effectively short-circuit the generation,
* returning that value instead.
* @param array[]|null $url_list The URL list. Default null.
* @param int $page_num Page of results.
$url_list = apply_filters(
'wp_sitemaps_users_pre_url_list',
if ( null !== $url_list ) {
$args = $this->get_users_query_args();
$args['paged'] = $page_num;
$query = new WP_User_Query( $args );
$users = $query->get_results();
foreach ( $users as $user ) {
'loc' => get_author_posts_url( $user->ID ),
* Filters the sitemap entry for an individual user.
* @param array $sitemap_entry Sitemap entry for the user.
* @param WP_User $user User object.
$sitemap_entry = apply_filters( 'wp_sitemaps_users_entry', $sitemap_entry, $user );
$url_list[] = $sitemap_entry;
* Gets the max number of pages available for the object type.
* @see WP_Sitemaps_Provider::max_num_pages
* @param string $object_subtype Optional. Not applicable for Users but
* required for compatibility with the parent
* provider class. Default empty.
* @return int Total page count.
public function get_max_num_pages( $object_subtype = '' ) {
* Filters the max number of pages for a user sitemap before it is generated.
* Returning a non-null value will effectively short-circuit the generation,
* returning that value instead.
* @param int|null $max_num_pages The maximum number of pages. Default null.
$max_num_pages = apply_filters( 'wp_sitemaps_users_pre_max_num_pages', null );
if ( null !== $max_num_pages ) {
$args = $this->get_users_query_args();
$query = new WP_User_Query( $args );
$total_users = $query->get_total();
return (int) ceil( $total_users / wp_sitemaps_get_max_urls( $this->object_type ) );
* Returns the query args for retrieving users to list in the sitemap.
* @return array Array of WP_User_Query arguments.
protected function get_users_query_args() {
$public_post_types = get_post_types(
// We're not supporting sitemaps for author pages for attachments and pages.
unset( $public_post_types['attachment'] );
unset( $public_post_types['page'] );
* Filters the query arguments for authors with public posts.
* Allows modification of the authors query arguments before querying.
* @see WP_User_Query for a full list of arguments
* @param array $args Array of WP_User_Query arguments.
'wp_sitemaps_users_query_args',
'has_published_posts' => array_keys( $public_post_types ),
'number' => wp_sitemaps_get_max_urls( $this->object_type ),