<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName

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/**

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* Build the sitemap tree.

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*

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* @package automattic/jetpack

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* @since 4.8.0

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* @author Automattic

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*/

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if ( ! defined( 'ABSPATH' ) ) {

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exit( 0 );

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}

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/* Include sitemap subclasses, if not already, and include proper buffer based on phpxml's availability. */

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require_once __DIR__ . '/sitemap-constants.php';

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require_once __DIR__ . '/sitemap-buffer.php';

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if ( ! class_exists( 'DOMDocument' ) ) {

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require_once __DIR__ . '/sitemap-buffer-fallback.php';

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require_once __DIR__ . '/sitemap-buffer-image-fallback.php';

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require_once __DIR__ . '/sitemap-buffer-master-fallback.php';

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require_once __DIR__ . '/sitemap-buffer-news-fallback.php';

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require_once __DIR__ . '/sitemap-buffer-page-fallback.php';

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require_once __DIR__ . '/sitemap-buffer-video-fallback.php';

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} else {

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require_once __DIR__ . '/sitemap-buffer-image.php';

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require_once __DIR__ . '/sitemap-buffer-master.php';

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require_once __DIR__ . '/sitemap-buffer-news.php';

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require_once __DIR__ . '/sitemap-buffer-page.php';

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require_once __DIR__ . '/sitemap-buffer-video.php';

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}

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require_once __DIR__ . '/sitemap-librarian.php';

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require_once __DIR__ . '/sitemap-finder.php';

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require_once __DIR__ . '/sitemap-state.php';

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if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {

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require_once __DIR__ . '/sitemap-logger.php';

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}

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/**

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* Simple class for rendering an empty sitemap with a short TTL

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*/

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class Jetpack_Sitemap_Buffer_Empty extends Jetpack_Sitemap_Buffer {

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/**

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* Jetpack_Sitemap_Buffer_Empty constructor.

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*/

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public function __construct() {

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parent::__construct( JP_SITEMAP_MAX_ITEMS, JP_SITEMAP_MAX_BYTES, '1970-01-01 00:00:00' );

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$this->doc->appendChild(

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$this->doc->createComment( "generator='jetpack-" . JETPACK__VERSION . "'" )

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);

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$this->doc->appendChild(

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$this->doc->createComment( 'Jetpack_Sitemap_Buffer_Empty' )

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);

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$this->doc->appendChild(

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$this->doc->createProcessingInstruction(

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'xml-stylesheet',

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'type="text/xsl" href="' . $this->finder->construct_sitemap_url( 'sitemap-index.xsl' ) . '"'

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)

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);

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}

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/**

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* Returns a DOM element for an empty sitemap.

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*/

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protected function get_root_element() {

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if ( ! isset( $this->root ) ) {

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$this->root = $this->doc->createElement( 'sitemapindex' );

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$this->root->setAttribute( 'xmlns', 'http://www.sitemaps.org/schemas/sitemap/0.9' );

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$this->doc->appendChild( $this->root );

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$this->byte_capacity -= strlen( $this->doc->saveXML( $this->root ) );

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}

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return $this->root;

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}

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}

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/**

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* The Jetpack_Sitemap_Builder object handles the construction of

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* all sitemap files (except the XSL files, which are handled by

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* Jetpack_Sitemap_Stylist.) Other than the constructor, there are

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* only two public functions: build_all_sitemaps and news_sitemap_xml.

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*

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* @since 4.8.0

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*/

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class Jetpack_Sitemap_Builder { // phpcs:ignore Generic.Files.OneObjectStructurePerFile.MultipleFound,Generic.Classes.OpeningBraceSameLine.ContentAfterBrace

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/**

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* Librarian object for storing and retrieving sitemap data.

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*

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* @access private

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* @since 4.8.0

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* @var $librarian Jetpack_Sitemap_Librarian

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*/

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private $librarian;

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/**

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* Logger object for reporting debug messages.

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*

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* @access private

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* @since 4.8.0

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* @var $logger Jetpack_Sitemap_Logger

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*/

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private $logger = false;

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/**

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* Finder object for dealing with sitemap URIs.

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*

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* @access private

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* @since 4.8.0

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* @var $finder Jetpack_Sitemap_Finder

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*/

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private $finder;

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/**

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* Construct a new Jetpack_Sitemap_Builder object.

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*

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* @access public

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* @since 4.8.0

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*/

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public function __construct() {

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$this->librarian = new Jetpack_Sitemap_Librarian();

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$this->finder = new Jetpack_Sitemap_Finder();

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if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {

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$this->logger = new Jetpack_Sitemap_Logger();

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}

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update_option(

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'jetpack_sitemap_post_types',

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/**

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* The array of post types to be included in the sitemap.

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*

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* Add your custom post type name to the array to have posts of

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* that type included in the sitemap. The default array includes

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* 'page' and 'post'.

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*

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* The result of this filter is cached in an option, 'jetpack_sitemap_post_types',

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* so this filter only has to be applied once per generation.

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*

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* @since 4.8.0

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*/

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apply_filters(

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'jetpack_sitemap_post_types',

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array( 'post', 'page' )

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)

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);

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}

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/**

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* Update the sitemap.

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*

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* All we do here is call build_next_sitemap_file a bunch of times.

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*

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* @since 4.8.0

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*/

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public function update_sitemap() {

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if ( $this->logger ) {

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$this->logger->report( '-- Updating...' );

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if ( ! class_exists( 'DOMDocument' ) ) {

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$this->logger->report(

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__(

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'Jetpack can not load necessary XML manipulation libraries. Please ask your hosting provider to refer to our server requirements at https://jetpack.com/support/server-requirements/ .',

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'jetpack'

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),

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true

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);

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}

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}

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/**

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* Filters whether to suspend cache addition for the entire sitemap generation.

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*

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* @since 15.0

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*

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* @param bool|null $suspend_addition Whether to suspend cache addition. Defaults to null.

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* @return bool|null Whether to suspend cache addition.

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*/

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$suspend_addition = apply_filters( 'jetpack_sitemap_suspend_cache_addition', null );

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// Cache the previous state in case something else changed it.

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$prev_suspend_addition = wp_suspend_cache_addition();

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wp_suspend_cache_addition( $suspend_addition );

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for ( $i = 1; $i <= JP_SITEMAP_UPDATE_SIZE; $i++ ) {

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if ( true === $this->build_next_sitemap_file() ) {

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break; // All finished!

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}

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}

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// Restore previous state.

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wp_suspend_cache_addition( $prev_suspend_addition );

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if ( $this->logger ) {

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$this->logger->report( '-- ...done for now.' );

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$this->logger->time();

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}

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}

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/**

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* Generate the next sitemap file.

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*

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* Reads the most recent state of the sitemap generation phase,

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* constructs the next file, and updates the state.

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*

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* @since 4.8.0

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*

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* @return bool True when finished.

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*/

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private function build_next_sitemap_file() {

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$finished = false; // Initialize finished flag.

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// Get the most recent state, and lock the state.

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$state = Jetpack_Sitemap_State::check_out();

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// Do nothing if the state was locked.

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if ( false === $state ) {

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return false;

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}

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// Otherwise, branch on the sitemap-type key of $state.

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switch ( $state['sitemap-type'] ) {

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case JP_PAGE_SITEMAP_TYPE:

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$this->build_next_sitemap_of_type(

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JP_PAGE_SITEMAP_TYPE,

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array( $this, 'build_one_page_sitemap' ),

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$state

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);

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break;

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case JP_PAGE_SITEMAP_INDEX_TYPE:

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$this->build_next_sitemap_index_of_type(

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JP_PAGE_SITEMAP_INDEX_TYPE,

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JP_IMAGE_SITEMAP_TYPE,

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$state

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);

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break;

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case JP_IMAGE_SITEMAP_TYPE:

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$this->build_next_sitemap_of_type(

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JP_IMAGE_SITEMAP_TYPE,

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array( $this, 'build_one_image_sitemap' ),

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$state

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);

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break;

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case JP_IMAGE_SITEMAP_INDEX_TYPE:

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$this->build_next_sitemap_index_of_type(

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JP_IMAGE_SITEMAP_INDEX_TYPE,

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JP_VIDEO_SITEMAP_TYPE,

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$state

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);

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break;

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case JP_VIDEO_SITEMAP_TYPE:

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$this->build_next_sitemap_of_type(

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JP_VIDEO_SITEMAP_TYPE,

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array( $this, 'build_one_video_sitemap' ),

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$state

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);

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break;

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case JP_VIDEO_SITEMAP_INDEX_TYPE:

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$this->build_next_sitemap_index_of_type(

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JP_VIDEO_SITEMAP_INDEX_TYPE,

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JP_MASTER_SITEMAP_TYPE,

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$state

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);

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break;

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case JP_MASTER_SITEMAP_TYPE:

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$this->build_master_sitemap( $state['max'] );

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// Reset the state and quit.

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Jetpack_Sitemap_State::reset(

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JP_PAGE_SITEMAP_TYPE

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);

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if ( $this->logger ) {

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$this->logger->report( '-- Finished.' );

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$this->logger->time();

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}

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$finished = true;

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break;

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default:

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Jetpack_Sitemap_State::reset(

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JP_PAGE_SITEMAP_TYPE

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);

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$finished = true;

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break;

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} // End switch.

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// Unlock the state.

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Jetpack_Sitemap_State::unlock();

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return $finished;

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}

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/**

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* Build the next sitemap of a given type and update the sitemap state.

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*

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* @since 4.8.0

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*

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* @param string $sitemap_type The type of the sitemap being generated.

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* @param callback $build_one A callback which builds a single sitemap file.

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* @param array $state A sitemap state.

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*/

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private function build_next_sitemap_of_type( $sitemap_type, $build_one, $state ) {

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$index_type = jp_sitemap_index_type_of( $sitemap_type );

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// Try to build a sitemap.

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$result = call_user_func_array(

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$build_one,

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array(

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$state['number'] + 1,

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$state['last-added'],

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)

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);

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if ( false === $result ) {

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// If no sitemap was generated, advance to the next type.

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Jetpack_Sitemap_State::check_in(

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array(

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'sitemap-type' => $index_type,

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'last-added' => 0,

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'number' => 0,

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'last-modified' => '1970-01-01 00:00:00',

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)

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);

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if ( $this->logger ) {

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$this->logger->report( "-- Cleaning Up $sitemap_type" );

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}

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// Clean up old files.

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$this->librarian->delete_numbered_sitemap_rows_after(

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$state['number'],

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$sitemap_type

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);

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return;

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}

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// Otherwise, update the state.

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Jetpack_Sitemap_State::check_in(

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array(

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'sitemap-type' => $state['sitemap-type'],

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'last-added' => $result['last_id'],

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'number' => $state['number'] + 1,

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'last-modified' => $result['last_modified'],

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)

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);

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if ( true === $result['any_left'] ) {

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// If there's more work to be done with this type, return.

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return;

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}

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// Otherwise, advance state to the next sitemap type.

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Jetpack_Sitemap_State::check_in(

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array(

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'sitemap-type' => $index_type,

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'last-added' => 0,

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'number' => 0,

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'last-modified' => '1970-01-01 00:00:00',

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)

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);

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if ( $this->logger ) {

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$this->logger->report( "-- Cleaning Up $sitemap_type" );

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}

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// Clean up old files.

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$this->librarian->delete_numbered_sitemap_rows_after(

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$state['number'] + 1,

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$sitemap_type

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);

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}

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[386] Fix | Delete

/**

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* Build the next sitemap index of a given type and update the state.

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*

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* @since 4.8.0

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*

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* @param string $index_type The type of index being generated.

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* @param string $next_type The next type to generate after this one.

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* @param array $state A sitemap state.

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*/

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private function build_next_sitemap_index_of_type( $index_type, $next_type, $state ) {

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$sitemap_type = jp_sitemap_child_type_of( $index_type );

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$sitemap_type_exists = isset( $state['max'][ $sitemap_type ] ) && is_array( $state['max'][ $sitemap_type ] );

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// If only 0 or 1 sitemaps were built, advance to the next type and return.

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if ( $sitemap_type_exists && 1 >= $state['max'][ $sitemap_type ]['number'] ) {

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Jetpack_Sitemap_State::check_in(

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array(

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'sitemap-type' => $next_type,

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'last-added' => 0,

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'number' => 0,

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'last-modified' => '1970-01-01 00:00:00',

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)

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);

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if ( $this->logger ) {

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$this->logger->report( "-- Cleaning Up $index_type" );

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}

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// There are no indices of this type.

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$this->librarian->delete_numbered_sitemap_rows_after(

[417] Fix | Delete

0,

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$index_type

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);

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return;

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}

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// Otherwise, try to build a sitemap index.

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$result = $this->build_one_sitemap_index(

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$state['number'] + 1,

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$state['last-added'],

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$state['last-modified'],

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$index_type

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);

[431] Fix | Delete

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// If no index was built, advance to the next type and return.

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if ( false === $result ) {

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Jetpack_Sitemap_State::check_in(

[435] Fix | Delete

array(

[436] Fix | Delete

'sitemap-type' => $next_type,

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'last-added' => 0,

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'number' => 0,

[439] Fix | Delete

'last-modified' => '1970-01-01 00:00:00',

[440] Fix | Delete

)

[441] Fix | Delete

);

[442] Fix | Delete

[443] Fix | Delete

if ( $this->logger ) {

[444] Fix | Delete

$this->logger->report( "-- Cleaning Up $index_type" );

[445] Fix | Delete

}

[446] Fix | Delete

[447] Fix | Delete

// Clean up old files.

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$this->librarian->delete_numbered_sitemap_rows_after(

[449] Fix | Delete

$state['number'],

[450] Fix | Delete

$index_type

[451] Fix | Delete

);

[452] Fix | Delete

[453] Fix | Delete

return;

[454] Fix | Delete

}

[455] Fix | Delete

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// Otherwise, check in the state.

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Jetpack_Sitemap_State::check_in(

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array(

[459] Fix | Delete

'sitemap-type' => $index_type,

[460] Fix | Delete

'last-added' => $result['last_id'],

[461] Fix | Delete

'number' => $state['number'] + 1,

[462] Fix | Delete

'last-modified' => $result['last_modified'],

[463] Fix | Delete

)

[464] Fix | Delete

);

[465] Fix | Delete

[466] Fix | Delete

// If there are still sitemaps left to index, return.

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if ( true === $result['any_left'] ) {

[468] Fix | Delete

return;

[469] Fix | Delete

}

[470] Fix | Delete

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// Otherwise, advance to the next type.

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Jetpack_Sitemap_State::check_in(

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array(

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'sitemap-type' => $next_type,

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'last-added' => 0,

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'number' => 0,

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'last-modified' => '1970-01-01 00:00:00',

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)

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);

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if ( $this->logger ) {

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$this->logger->report( "-- Cleaning Up $index_type" );

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}

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// We're done generating indices of this type.

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$this->librarian->delete_numbered_sitemap_rows_after(

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$state['number'] + 1,

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$index_type

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);

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}

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/**

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* Builds the master sitemap index.

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*

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* @param array $max Array of sitemap types with max index and datetime.

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*

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* @since 4.8.0

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*/

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