wp-includes/sitemaps/providers/class-wp-sitemaps-taxonomies.php:147Gets the max number of pages available for the object type.
$object_subtypestringoptional''intOne hook fires while WP_Sitemaps_Taxonomies::get_max_num_pages() runs, in this order:
Filters the max number of pages for a taxonomy sitemap before it is generated.
public function get_max_num_pages( $object_subtype = '' ) { if ( empty( $object_subtype ) ) { return 0; } // Restores the more descriptive, specific name for use within this method. $taxonomy = $object_subtype; /** * Filters the max number of pages for a taxonomy sitemap before it is generated. * * Passing a non-null value will short-circuit the generation, * returning that value instead. * * @since 5.5.0 * * @param int|null $max_num_pages The maximum number of pages. Default null. * @param string $taxonomy Taxonomy name. */ $max_num_pages = apply_filters( 'wp_sitemaps_taxonomies_pre_max_num_pages', null, $taxonomy ); if ( null !== $max_num_pages ) { return $max_num_pages; } $term_count = wp_count_terms( $this->get_taxonomies_query_args( $taxonomy ) ); return (int) ceil( $term_count / wp_sitemaps_get_max_urls( $this->object_type ) ); }Introduced in 5.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/sitemaps/providers/class-wp-sitemaps-taxonomies.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.