256 lines
		
	
	
		
			7.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			256 lines
		
	
	
		
			7.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
 | |
|  * Sitemaps: WP_Sitemaps_Posts class
 | |
|  *
 | |
|  * Builds the sitemaps for the 'post' object type.
 | |
|  *
 | |
|  * @package WordPress
 | |
|  * @subpackage Sitemaps
 | |
|  * @since 5.5.0
 | |
|  */
 | |
| 
 | |
| /**
 | |
|  * Posts XML sitemap provider.
 | |
|  *
 | |
|  * @since 5.5.0
 | |
|  */
 | |
| class WP_Sitemaps_Posts extends WP_Sitemaps_Provider {
 | |
| 	/**
 | |
| 	 * WP_Sitemaps_Posts constructor.
 | |
| 	 *
 | |
| 	 * @since 5.5.0
 | |
| 	 */
 | |
| 	public function __construct() {
 | |
| 		$this->name        = 'posts';
 | |
| 		$this->object_type = 'post';
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Returns the public post types, which excludes nav_items and similar types.
 | |
| 	 * Attachments are also excluded. This includes custom post types with public = true.
 | |
| 	 *
 | |
| 	 * @since 5.5.0
 | |
| 	 *
 | |
| 	 * @return WP_Post_Type[] Array of registered post type objects keyed by their name.
 | |
| 	 */
 | |
| 	public function get_object_subtypes() {
 | |
| 		$post_types = get_post_types( array( 'public' => true ), 'objects' );
 | |
| 		unset( $post_types['attachment'] );
 | |
| 
 | |
| 		$post_types = array_filter( $post_types, 'is_post_type_viewable' );
 | |
| 
 | |
| 		/**
 | |
| 		 * Filters the list of post object sub types available within the sitemap.
 | |
| 		 *
 | |
| 		 * @since 5.5.0
 | |
| 		 *
 | |
| 		 * @param WP_Post_Type[] $post_types Array of registered post type objects keyed by their name.
 | |
| 		 */
 | |
| 		return apply_filters( 'wp_sitemaps_post_types', $post_types );
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Gets a URL list for a post type sitemap.
 | |
| 	 *
 | |
| 	 * @since 5.5.0
 | |
| 	 * @since 5.9.0 Renamed `$post_type` to `$object_subtype` to match parent class
 | |
| 	 *              for PHP 8 named parameter support.
 | |
| 	 *
 | |
| 	 * @param int    $page_num       Page of results.
 | |
| 	 * @param string $object_subtype Optional. Post type name. Default empty.
 | |
| 	 *
 | |
| 	 * @return array[] Array of URL information for a sitemap.
 | |
| 	 */
 | |
| 	public function get_url_list( $page_num, $object_subtype = '' ) {
 | |
| 		// Restores the more descriptive, specific name for use within this method.
 | |
| 		$post_type = $object_subtype;
 | |
| 
 | |
| 		// Bail early if the queried post type is not supported.
 | |
| 		$supported_types = $this->get_object_subtypes();
 | |
| 
 | |
| 		if ( ! isset( $supported_types[ $post_type ] ) ) {
 | |
| 			return array();
 | |
| 		}
 | |
| 
 | |
| 		/**
 | |
| 		 * Filters the posts URL list before it is generated.
 | |
| 		 *
 | |
| 		 * Returning a non-null value will effectively short-circuit the generation,
 | |
| 		 * returning that value instead.
 | |
| 		 *
 | |
| 		 * @since 5.5.0
 | |
| 		 *
 | |
| 		 * @param array[]|null $url_list  The URL list. Default null.
 | |
| 		 * @param string       $post_type Post type name.
 | |
| 		 * @param int          $page_num  Page of results.
 | |
| 		 */
 | |
| 		$url_list = apply_filters(
 | |
| 			'wp_sitemaps_posts_pre_url_list',
 | |
| 			null,
 | |
| 			$post_type,
 | |
| 			$page_num
 | |
| 		);
 | |
| 
 | |
| 		if ( null !== $url_list ) {
 | |
| 			return $url_list;
 | |
| 		}
 | |
| 
 | |
| 		$args          = $this->get_posts_query_args( $post_type );
 | |
| 		$args['paged'] = $page_num;
 | |
| 
 | |
| 		$query = new WP_Query( $args );
 | |
| 
 | |
| 		$url_list = array();
 | |
| 
 | |
| 		/*
 | |
| 		 * Add a URL for the homepage in the pages sitemap.
 | |
| 		 * Shows only on the first page if the reading settings are set to display latest posts.
 | |
| 		 */
 | |
| 		if ( 'page' === $post_type && 1 === $page_num && 'posts' === get_option( 'show_on_front' ) ) {
 | |
| 			// Extract the data needed for home URL to add to the array.
 | |
| 			$sitemap_entry = array(
 | |
| 				'loc' => home_url( '/' ),
 | |
| 			);
 | |
| 
 | |
| 			/*
 | |
| 			 * Get the most recent posts displayed on the homepage,
 | |
| 			 * and then sort them by their modified date to find
 | |
| 			 * the date the homepage was approximately last updated.
 | |
| 			 */
 | |
| 			$latest_posts = new WP_Query(
 | |
| 				array(
 | |
| 					'post_type'              => 'post',
 | |
| 					'post_status'            => 'publish',
 | |
| 					'orderby'                => 'date',
 | |
| 					'order'                  => 'DESC',
 | |
| 					'no_found_rows'          => true,
 | |
| 					'update_post_meta_cache' => false,
 | |
| 					'update_post_term_cache' => false,
 | |
| 				)
 | |
| 			);
 | |
| 
 | |
| 			if ( ! empty( $latest_posts->posts ) ) {
 | |
| 				$posts = wp_list_sort( $latest_posts->posts, 'post_modified_gmt', 'DESC' );
 | |
| 
 | |
| 				$sitemap_entry['lastmod'] = wp_date( DATE_W3C, strtotime( $posts[0]->post_modified_gmt ) );
 | |
| 			}
 | |
| 
 | |
| 			/**
 | |
| 			 * Filters the sitemap entry for the home page when the 'show_on_front' option equals 'posts'.
 | |
| 			 *
 | |
| 			 * @since 5.5.0
 | |
| 			 *
 | |
| 			 * @param array $sitemap_entry Sitemap entry for the home page.
 | |
| 			 */
 | |
| 			$sitemap_entry = apply_filters( 'wp_sitemaps_posts_show_on_front_entry', $sitemap_entry );
 | |
| 			$url_list[]    = $sitemap_entry;
 | |
| 		}
 | |
| 
 | |
| 		foreach ( $query->posts as $post ) {
 | |
| 			$sitemap_entry = array(
 | |
| 				'loc'     => get_permalink( $post ),
 | |
| 				'lastmod' => wp_date( DATE_W3C, strtotime( $post->post_modified_gmt ) ),
 | |
| 			);
 | |
| 
 | |
| 			/**
 | |
| 			 * Filters the sitemap entry for an individual post.
 | |
| 			 *
 | |
| 			 * @since 5.5.0
 | |
| 			 *
 | |
| 			 * @param array   $sitemap_entry Sitemap entry for the post.
 | |
| 			 * @param WP_Post $post          Post object.
 | |
| 			 * @param string  $post_type     Name of the post_type.
 | |
| 			 */
 | |
| 			$sitemap_entry = apply_filters( 'wp_sitemaps_posts_entry', $sitemap_entry, $post, $post_type );
 | |
| 			$url_list[]    = $sitemap_entry;
 | |
| 		}
 | |
| 
 | |
| 		return $url_list;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Gets the max number of pages available for the object type.
 | |
| 	 *
 | |
| 	 * @since 5.5.0
 | |
| 	 * @since 5.9.0 Renamed `$post_type` to `$object_subtype` to match parent class
 | |
| 	 *              for PHP 8 named parameter support.
 | |
| 	 *
 | |
| 	 * @param string $object_subtype Optional. Post type name. Default empty.
 | |
| 	 * @return int Total number of pages.
 | |
| 	 */
 | |
| 	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.
 | |
| 		$post_type = $object_subtype;
 | |
| 
 | |
| 		/**
 | |
| 		 * Filters the max number of pages 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   $post_type     Post type name.
 | |
| 		 */
 | |
| 		$max_num_pages = apply_filters( 'wp_sitemaps_posts_pre_max_num_pages', null, $post_type );
 | |
| 
 | |
| 		if ( null !== $max_num_pages ) {
 | |
| 			return $max_num_pages;
 | |
| 		}
 | |
| 
 | |
| 		$args                  = $this->get_posts_query_args( $post_type );
 | |
| 		$args['fields']        = 'ids';
 | |
| 		$args['no_found_rows'] = false;
 | |
| 
 | |
| 		$query = new WP_Query( $args );
 | |
| 
 | |
| 		$min_num_pages = ( 'page' === $post_type && 'posts' === get_option( 'show_on_front' ) ) ? 1 : 0;
 | |
| 		return isset( $query->max_num_pages ) ? max( $min_num_pages, $query->max_num_pages ) : 1;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Returns the query args for retrieving posts to list in the sitemap.
 | |
| 	 *
 | |
| 	 * @since 5.5.0
 | |
| 	 * @since 6.1.0 Added `ignore_sticky_posts` default parameter.
 | |
| 	 *
 | |
| 	 * @param string $post_type Post type name.
 | |
| 	 * @return array Array of WP_Query arguments.
 | |
| 	 */
 | |
| 	protected function get_posts_query_args( $post_type ) {
 | |
| 		/**
 | |
| 		 * Filters the query arguments for post type sitemap queries.
 | |
| 		 *
 | |
| 		 * @see WP_Query for a full list of arguments.
 | |
| 		 *
 | |
| 		 * @since 5.5.0
 | |
| 		 * @since 6.1.0 Added `ignore_sticky_posts` default parameter.
 | |
| 		 *
 | |
| 		 * @param array  $args      Array of WP_Query arguments.
 | |
| 		 * @param string $post_type Post type name.
 | |
| 		 */
 | |
| 		$args = apply_filters(
 | |
| 			'wp_sitemaps_posts_query_args',
 | |
| 			array(
 | |
| 				'orderby'                => 'ID',
 | |
| 				'order'                  => 'ASC',
 | |
| 				'post_type'              => $post_type,
 | |
| 				'posts_per_page'         => wp_sitemaps_get_max_urls( $this->object_type ),
 | |
| 				'post_status'            => array( 'publish' ),
 | |
| 				'no_found_rows'          => true,
 | |
| 				'update_post_term_cache' => false,
 | |
| 				'update_post_meta_cache' => false,
 | |
| 				'ignore_sticky_posts'    => true, // Sticky posts will still appear, but they won't be moved to the front.
 | |
| 			),
 | |
| 			$post_type
 | |
| 		);
 | |
| 
 | |
| 		return $args;
 | |
| 	}
 | |
| }
 |