pe ) ) { throw new OutOfBoundsException( 'Invalid sitemap page requested' ); } $steps = min( 100, $max_entries ); $offset = ( $current_page > 1 ) ? ( ( $current_page - 1 ) * $max_entries ) : 0; $total = ( $offset + $max_entries ); $post_type_entries = $this->get_post_type_count( $post_type ); if ( $total > $post_type_entries ) { $total = $post_type_entries; } if ( $current_page === 1 ) { $links = array_merge( $links, $this->get_first_links( $post_type ) ); } // If total post type count is lower than the offset, an invalid page is requested. if ( $post_type_entries < $offset ) { throw new OutOfBoundsException( 'Invalid sitemap page requested' ); } if ( $post_type_entries === 0 ) { return $links; } $posts_to_exclude = $this->get_excluded_posts( $type ); while ( $total > $offset ) { $posts = $this->get_posts( $post_type, $steps, $offset ); $offset += $steps; if ( empty( $posts ) ) { continue; } foreach ( $posts as $post ) { if ( in_array( $post->ID, $posts_to_exclude, true ) ) { continue; } if ( WPSEO_Meta::get_value( 'meta-robots-noindex', $post->ID ) === '1' ) { continue; } $url = $this->get_url( $post ); if ( ! isset( $url['loc'] ) ) { continue; } /** * Filter URL entry before it gets added to the sitemap. * * @param array $url Array of URL parts. * @param string $type URL type. * @param object $post Data object for the URL. */ $url = apply_filters( 'wpseo_sitemap_entry', $url, 'post', $post ); if ( ! empty( $url ) ) { $links[] = $url; } } unset( $post, $url ); } return $links; } /** * Check for relevant post type before invalidation. * * @param int $post_id Post ID to possibly invalidate for. */ public function save_post( $post_id ) { if ( $this->is_valid_post_type( get_post_type( $post_id ) ) ) { WPSEO_Sitemaps_Cache::invalidate_post( $post_id ); } } /** * Check if post type should be present in sitemaps. * * @param string $post_type Post type string to check for. * * @return bool */ public function is_valid_post_type( $post_type ) { if ( ! WPSEO_Post_Type::is_post_type_accessible( $post_type ) || ! WPSEO_Post_Type::is_post_type_indexable( $post_type ) ) { return false; } /** * Filter decision if post type is excluded from the XML sitemap. * * @param bool $exclude Default false. * @param string $post_type Post type name. */ if ( apply_filters( 'wpseo_sitemap_exclude_post_type', false, $post_type ) ) { return false; } return true; } /** * Retrieves a list with the excluded post ids. * * @param string $post_type Post type. * * @return array Array with post ids to exclude. */ protected function get_excluded_posts( $post_type ) { $excluded_posts_ids = []; $page_on_front_id = ( $post_type === 'page' ) ? (int) get_option( 'page_on_front' ) : 0; if ( $page_on_front_id > 0 ) { $excluded_posts_ids[] = $page_on_front_id; } /** * Filter: 'wpseo_exclude_from_sitemap_by_post_ids' - Allow extending and modifying the posts to exclude. * * @api array $posts_to_exclude The posts to exclude. */ $excluded_posts_ids = apply_filters( 'wpseo_exclude_from_sitemap_by_post_ids', $excluded_posts_ids ); if ( ! is_array( $excluded_posts_ids ) ) { $excluded_posts_ids = []; } $excluded_posts_ids = array_map( 'intval', $excluded_posts_ids ); $page_for_posts_id = ( $post_type === 'page' ) ? (int) get_option( 'page_for_posts' ) : 0; if ( $page_for_posts_id > 0 ) { $excluded_posts_ids[] = $page_for_posts_id; } return array_unique( $excluded_posts_ids ); } /** * Get count of posts for post type. * * @param string $post_type Post type to retrieve count for. * * @return int */ protected function get_post_type_count( $post_type ) { global $wpdb; /** * Filter JOIN query part for type count of post type. * * @param string $join SQL part, defaults to empty string. * @param string $post_type Post type name. */ $join_filter = apply_filters( 'wpseo_typecount_join', '', $post_type ); /** * Filter WHERE query part for type count of post type. * * @param string $where SQL part, defaults to empty string. * @param string $post_type Post type name. */ $where_filter = apply_filters( 'wpseo_typecount_where', '', $post_type ); $where = $this->get_sql_where_clause( $post_type ); $sql = " SELECT COUNT({$wpdb->posts}.ID) FROM {$wpdb->posts} {$join_filter} {$where} {$where_filter} "; return (int) $wpdb->get_var( $sql ); } /** * Produces set of links to prepend at start of first sitemap page. * * @param string $post_type Post type to produce links for. * * @return array */ protected function get_first_links( $post_type ) { $links = []; $archive_url = false; if ( $post_type === 'page' ) { $page_on_front_id = (int) get_option( 'page_on_front' ); if ( $page_on_front_id > 0 ) { $front_page = $this->get_url( get_post( $page_on_front_id ) ); } if ( empty( $front_page ) ) { $front_page = [ 'loc' => YoastSEO()->helpers->url->home(), ]; } // Deprecated, kept for backwards data compat. R. $front_page['chf'] = 'daily'; $front_page['pri'] = 1; $links[] = $front_page; } elseif ( $post_type !== 'page' ) { /** * Filter the URL Yoast SEO uses in the XML sitemap for this post type archive. * * @param string $archive_url The URL of this archive * @param string $post_type The post type this archive is for. */ $archive_url = apply_filters( 'wpseo_sitemap_post_type_archive_link', $this->get_post_type_archive_link( $post_type ), $post_type ); } if ( $archive_url ) { $links[] = [ 'loc' => $archive_url, 'mod' => WPSEO_Sitemaps::get_last_modified_gmt( $post_type ), // Deprecated, kept for backwards data compat. R. 'chf' => 'daily', 'pri' => 1, ]; } /** * Filters the first post type links. * * @param array $links The first post type links. * @param string $post_type The post type this archive is for. */ return apply_filters( 'wpseo_sitemap_post_type_first_links', $links, $post_type ); } /** * Get URL for a post type archive. * * @since 5.3 * * @param string $post_type Post type. * * @return string|bool URL or false if it should be excluded. */ protected function get_post_type_archive_link( $post_type ) { $pt_archive_page_id = -1; if ( $post_type === 'post' ) { if ( get_option( 'show_on_front' ) === 'posts' ) { return YoastSEO()->helpers->url->home(); } $pt_archive_page_id = (int) get_option( 'page_for_posts' ); // Post archive should be excluded if posts page isn't set. if ( $pt_archive_page_id <= 0 ) { return false; } } if ( ! $this->is_post_type_archive_indexable( $post_type, $pt_archive_page_id ) ) { return false; } return get_post_type_archive_link( $post_type ); } /** * Determines whether a post type archive is indexable. * * @since 11.5 * * @param string $post_type Post type. * @param int $archive_page_id The page id. * * @return bool True when post type archive is indexable. */ protected function is_post_type_archive_indexable( $post_type, $archive_page_id = -1 ) { if ( WPSEO_Options::get( 'noindex-ptarchive-' . $post_type, false ) ) { return false; } /** * Filter the page which is dedicated to this post type archive. * * @since 9.3 * * @param string $archive_page_id The post_id of the page. * @param string $post_type The post type this archive is for. */ $archive_page_id = (int) apply_filters( 'wpseo_sitemap_page_for_post_type_archive', $archive_page_id, $post_type ); if ( $archive_page_id > 0 && WPSEO_Meta::get_value( 'meta-robots-noindex', $archive_page_id ) === '1' ) { return false; } return true; } /** * Retrieve set of posts with optimized query routine. * * @param string $post_type Post type to retrieve. * @param int $count Count of posts to retrieve. * @param int $offset Starting offset. * * @return object[] */ protected function get_posts( $post_type, $count, $offset ) { global $wpdb; static $filters = []; if ( ! isset( $filters[ $post_type ] ) ) { // Make sure you're wpdb->preparing everything you throw into this!! $filters[ $post_type ] = [ /** * Filter JOIN query part for the post type. * * @param string $join SQL part, defaults to false. * @param string $post_type Post type name. */ 'join' => apply_filters( 'wpseo_posts_join', false, $post_type ), /** * Filter WHERE query part for the post type. * * @param string $where SQL part, defaults to false. * @param string $post_type Post type name. */ 'where' => apply_filters( 'wpseo_posts_where', false, $post_type ), ]; } $join_filter = $filters[ $post_type ]['join']; $where_filter = $filters[ $post_type ]['where']; $where = $this->get_sql_where_clause( $post_type ); /* * Optimized query per this thread: * {@link http://wordpress.org/support/topic/plugin-wordpress-seo-by-yoast-performance-suggestion}. * Also see {@link http://explainextended.com/2009/10/23/mysql-order-by-limit-performance-late-row-lookups/}. */ $sql = " SELECT l.ID, post_title, post_content, post_name, post_parent, post_author, post_status, post_modified_gmt, post_date, post_date_gmt FROM ( SELECT {$wpdb->posts}.ID FROM {$wpdb->posts} {$join_filter} {$where} {$where_filter} ORDER BY {$wpdb->posts}.post_modified ASC LIMIT %d OFFSET %d ) o JOIN {$wpdb->posts} l ON l.ID = o.ID "; $posts = $wpdb->get_results( $wpdb->prepare( $sql, $count, $offset ) ); $post_ids = []; foreach ( $posts as $post_index => $post ) { $post->post_type = $post_type; $sanitized_post = sanitize_post( $post, 'raw' ); $posts[ $post_index ] = new WP_Post( $sanitized_post ); $post_ids[] = $sanitized_post->ID; } update_meta_cache( 'post', $post_ids ); return $posts; } /** * Constructs an SQL where clause for a given post type. * * @param string $post_type Post type slug. * * @return string */ protected function get_sql_where_clause( $post_type ) { global $wpdb; $join = ''; $post_statuses = array_map( 'esc_sql', WPSEO_Sitemaps::get_post_statuses( $post_type ) ); $status_where = "{$wpdb->posts}.post_status IN ('" . implode( "','", $post_statuses ) . "')"; // Based on WP_Query->get_posts(). R. if ( $post_type === 'attachment' ) { $join = " LEFT JOIN {$wpdb->posts} AS p2 ON ({$wpdb->posts}.post_parent = p2.ID) "; $parent_statuses = array_diff( $post_statuses, [ 'inherit' ] ); $status_where = "p2.post_status IN ('" . implode( "','", $parent_statuses ) . "') AND p2.post_password = ''"; } $where_clause = " {$join} WHERE {$status_where} AND {$wpdb->posts}.post_type = %s AND {$wpdb->posts}.post_password = '' AND {$wpdb->posts}.post_date != '0000-00-00 00:00:00' "; return $wpdb->prepare( $where_clause, $post_type ); } /** * Produce array of URL parts for given post object. * * @param object $post Post object to get URL parts for. * * @return array|bool */ protected function get_url( $post ) { $url = []; /** * Filter the URL Yoast SEO uses in the XML sitemap. * * Note that only absolute local URLs are allowed as the check after this removes external URLs. * * @param string $url URL to use in the XML sitemap * @param object $post Post object for the URL. */ $url['loc'] = apply_filters( 'wpseo_xml_sitemap_post_url', get_permalink( $post ), $post ); $link_type = YoastSEO()->helpers->url->get_link_type( wp_parse_url( $url['loc'] ), $this->get_parsed_home_url() ); /* * Do not include external URLs. * * {@link https://wordpress.org/plugins/page-links-to/} can rewrite permalinks to external URLs. */ if ( $link_type === SEO_Links::TYPE_EXTERNAL ) { return false; } $modified = max( $post->post_modified_gmt, $post->post_date_gmt ); if ( $modified !== '0000-00-00 00:00:00' ) { $url['mod'] = $modified; } $url['chf'] = 'daily'; // Deprecated, kept for backwards data compat. R. $canonical = WPSEO_Meta::get_value( 'canonical', $post->ID ); if ( $canonical !== '' && $canonical !== $url['loc'] ) { /* * Let's assume that if a canonical is set for this page and it's different from * the URL of this post, that page is either already in the XML sitemap OR is on * an external site, either way, we shouldn't include it here. */ return false; } unset( $canonical ); $url['pri'] = 1; // Deprecated, kept for backwards data compat. R. if ( $this->include_images ) { $url['images'] = $this->get_image_parser()->get_images( $post ); } return $url; } }