120 lines
2.8 KiB
PHP
120 lines
2.8 KiB
PHP
<?php
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/**
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* Sitemaps: Public functions
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*
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* This file contains a variety of public functions developers can use to interact with
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* the XML Sitemaps API.
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*
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* @package WordPress
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* @subpackage Sitemaps
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* @since 5.5.0
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*/
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/**
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* Retrieves the current Sitemaps server instance.
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*
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* @since 5.5.0
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*
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* @return WP_Sitemaps|null Sitemaps instance, or null if sitemaps are disabled.
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*/
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function wp_sitemaps_get_server() {
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/**
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* Global Core Sitemaps instance.
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*
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* @since 5.5.0
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*
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* @var WP_Sitemaps $wp_sitemaps
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*/
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global $wp_sitemaps;
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$is_enabled = (bool) get_option( 'blog_public' );
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/**
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* Filters whether XML Sitemaps are enabled or not.
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*
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* @since 5.5.0
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*
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* @param bool $is_enabled Whether XML Sitemaps are enabled or not. Defaults to true for public sites.
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*/
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$is_enabled = (bool) apply_filters( 'wp_sitemaps_is_enabled', $is_enabled );
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if ( ! $is_enabled ) {
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return null;
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}
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// If there isn't a global instance, set and bootstrap the sitemaps system.
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if ( empty( $wp_sitemaps ) ) {
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$wp_sitemaps = new WP_Sitemaps();
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$wp_sitemaps->init();
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/**
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* Fires when initializing the Sitemaps object.
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*
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* Additional sitemaps should be registered on this hook.
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*
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* @since 5.5.0
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*
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* @param WP_Sitemaps $sitemaps Server object.
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*/
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do_action( 'wp_sitemaps_init', $wp_sitemaps );
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}
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return $wp_sitemaps;
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}
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/**
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* Gets a list of sitemap providers.
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*
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* @since 5.5.0
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*
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* @return array $sitemaps A list of registered sitemap providers.
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*/
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function wp_get_sitemaps() {
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$sitemaps = wp_sitemaps_get_server();
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if ( ! $sitemaps ) {
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return array();
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}
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return $sitemaps->registry->get_sitemaps();
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}
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/**
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* Registers a new sitemap provider.
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*
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* @since 5.5.0
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*
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* @param string $name Unique name for the sitemap provider.
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* @param WP_Sitemaps_Provider $provider The `Sitemaps_Provider` instance implementing the sitemap.
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* @return bool Returns true if the sitemap was added. False on failure.
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*/
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function wp_register_sitemap( $name, WP_Sitemaps_Provider $provider ) {
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$sitemaps = wp_sitemaps_get_server();
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if ( ! $sitemaps ) {
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return false;
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}
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return $sitemaps->registry->add_sitemap( $name, $provider );
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}
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/**
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* Gets the maximum number of URLs for a sitemap.
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*
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* @since 5.5.0
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*
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* @param string $object_type Object type for sitemap to be filtered (e.g. 'post', 'term', 'user').
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* @return int The maximum number of URLs.
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*/
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function wp_sitemaps_get_max_urls( $object_type ) {
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/**
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* Filters the maximum number of URLs displayed on a sitemap.
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*
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* @since 5.5.0
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*
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* @param int $max_urls The maximum number of URLs included in a sitemap. Default 2000.
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* @param string $object_type Object type for sitemap to be filtered (e.g. 'post', 'term', 'user').
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*/
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return apply_filters( 'wp_sitemaps_max_urls', 2000, $object_type );
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}
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