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PHP

<?php
/**
* The HTML sitemap generator for posts.
*
* @since 1.0.104
* @package RankMath
* @subpackage RankMath\Sitemap
* @author Rank Math <support@rankmath.com>
*/
namespace RankMath\Sitemap\Html;
use RankMath\Helper;
use RankMath\Traits\Hooker;
use RankMath\Admin\Database\Database;
use RankMath\Sitemap\Sitemap as SitemapBase;
defined( 'ABSPATH' ) || exit;
/**
* Posts class.
*/
class Posts {
use Hooker;
/**
* An array of posts that have a parent.
*
* @var array
*/
private $children = [];
/**
* Get all posts from a given post type.
*
* @param string $post_type Post type.
* @param array $post_parents An array of post parent ids.
*
* @return array
*/
private function get_posts( $post_type, $post_parents = [] ) {
global $wpdb;
$sort_map = [
'published' => [
'field' => 'post_date',
'order' => 'DESC',
],
'modified' => [
'field' => 'post_modified',
'order' => 'DESC',
],
'alphabetical' => [
'field' => 'post_title',
'order' => 'ASC',
],
'post_id' => [
'field' => 'ID',
'order' => 'DESC',
],
];
$sort_setting = Helper::get_settings( 'sitemap.html_sitemap_sort' );
$sort = ( isset( $sort_map[ $sort_setting ] ) ) ? $sort_map[ $sort_setting ] : $sort_map['published'];
/**
* Filter: 'rank_math/sitemap/html_sitemap/sort_items' - Allow changing the sort order of the HTML sitemap.
*
* @var array $sort {
* @type string $field The field to sort by.
* @type string $order The sort order.
* }
* @var string $post_type The post type name.
* @var string $order The item type.
*/
$sort = $this->do_filter( 'sitemap/html_sitemap/sort_items', $sort, 'posts', $post_type );
$statuses = [ 'publish' ];
/**
* Filter: 'rank_math/sitemap/html_sitemap_post_statuses' - Allow changing the post statuses that should be included in the sitemap.
*
* @var array $statuses Post statuses.
* @var string $post_type Post type name.
*/
$statuses = $this->do_filter( 'sitemap/html_sitemap_post_statuses', $statuses, $post_type );
$get_child = ! empty( $post_parents ) ? " WHERE post_parent !='' " : '';
$sql = "
SELECT l.ID, post_title, post_name, post_parent, post_date, post_type, l.post_modified
FROM (
SELECT DISTINCT p.ID, p.post_modified FROM {$wpdb->posts} as p
LEFT JOIN {$wpdb->postmeta} AS pm ON ( p.ID = pm.post_id AND pm.meta_key = 'rank_math_robots' )
WHERE (
( pm.meta_key = 'rank_math_robots' AND pm.meta_value NOT LIKE '%noindex%' ) OR
pm.post_id IS NULL
)
AND p.post_type IN ( '" . $post_type . "' ) AND p.post_status IN ( '" . join( "', '", esc_sql( $statuses ) ) . "' )
ORDER BY p.post_modified DESC
)
o JOIN {$wpdb->posts} l ON l.ID = o.ID " . $get_child . " ORDER BY " . $sort['field'] . " " . $sort['order']; // phpcs:ignore
return $wpdb->get_results( $wpdb->prepare( $sql ) ); // phpcs:ignore
}
/**
* Generate the HTML sitemap for a given post type.
*
* @param string $post_type Post type name.
* @param bool $show_dates Whether to show dates.
*
* @return string
*/
public function generate_sitemap( $post_type, $show_dates ) {
$posts = $this->get_posts( $post_type );
if ( empty( $posts ) ) {
return '';
}
$output[] = '<div class="rank-math-html-sitemap__section rank-math-html-sitemap__section--post-type rank-math-html-sitemap__section--' . $post_type . '">';
$output[] = '<h2 class="rank-math-html-sitemap__title">' . esc_html( get_post_type_object( $post_type )->labels->name ) . '</h2>';
$output[] = '<ul class="rank-math-html-sitemap__list">';
$output[] = $this->generate_posts_list( $posts, $show_dates, $post_type );
$output[] = '</ul>';
$output[] = '</div>';
$output = implode( '', $output );
return $output;
}
/**
* Generate the post list HTML.
*
* @param array $posts Array of posts.
* @param bool $show_dates Whether to show dates.
* @param string $post_type Post type name.
*
* @return string
*/
private function generate_posts_list( $posts, $show_dates, $post_type ) {
if ( empty( $posts ) ) {
return '';
}
if ( is_post_type_hierarchical( $post_type ) ) {
$post_ids = [];
$post_list = [];
array_map(
function ( $post ) use ( &$post_ids, &$post_list ) {
$post_ids[] = $post->ID;
$post_list[ $post->ID ] = $post;
},
$posts
);
$children = $this->get_posts( $post_type, $post_ids );
foreach ( $children as $child ) {
// Confirm if child has a parent available, the parent might not be index-able and re-add the child to $posts!
$parent = array_filter(
$post_list,
function ( $post ) use ( $child ) {
return $child->post_parent === $post->ID;
}
);
if ( empty( $parent ) ) {
$child->child_has_no_parent = true;
$post_list[ $child->ID ] = $child;
continue;
}
$this->children[ $post_type ][ $child->post_parent ][ $child->ID ] = $child;
}
$post_list = $this->remove_with_parent( $post_list );
return $this->generate_posts_list_hierarchical( $post_list, $show_dates, $post_type );
}
return $this->generate_posts_list_flat( $posts, $show_dates );
}
/**
* Get the post list HTML for non-hierarchical post types.
*
* @param array $posts The posts to output.
* @param bool $show_dates Whether to show the post dates.
*
* @return string
*/
private function generate_posts_list_flat( $posts, $show_dates ) {
$output = [];
foreach ( $posts as $post ) {
if ( ! SitemapBase::is_object_indexable( absint( $post->ID ) ) ) {
continue;
}
$url = $this->do_filter( 'sitemap/entry', esc_url( $this->get_post_link( $post ) ), 'post', $post );
if ( empty( $url ) ) {
continue;
}
$output[] = '<li class="rank-math-html-sitemap__item">'
. '<a href="' . esc_url( $this->get_post_link( $post ) ) . '" class="rank-math-html-sitemap__link">'
. esc_html( $this->get_post_title( $post ) )
. '</a>'
. ( $show_dates ? ' <span class="rank-math-html-sitemap__date">(' . esc_html( mysql2date( get_option( 'date_format' ), $post->post_date ) ) . ')</span>' : '' )
. '</li>';
}
return implode( '', $output );
}
/**
* Get the post list HTML for hierarchical post types. This will output the
* posts in a nested list.
*
* @param array $posts The posts to output.
* @param bool $show_dates Whether to show the post dates.
* @param string $post_type Post type name.
* @param bool $child Whether the passed posts are children.
*
* @return string
*/
private function generate_posts_list_hierarchical( $posts, $show_dates, $post_type, $child = false ) {
$output = [];
$exclude = wp_parse_id_list( Helper::get_settings( 'sitemap.exclude_posts' ) );
foreach ( $posts as $post ) {
$check_parent_index = empty( $post->post_parent ) ? 0 : SitemapBase::is_object_indexable( $post->post_parent );
$is_indexable = SitemapBase::is_object_indexable( absint( $post->ID ) );
if ( ( ! $check_parent_index || $child ) && $is_indexable ) {
$output[] = '<li class="rank-math-html-sitemap__item">'
. '<a href="' . esc_url( get_permalink( $post->ID ) ) . '" class="rank-math-html-sitemap__link">'
. esc_html( $this->get_post_title( $post ) )
. '</a>'
. ( $show_dates ? ' <span class="rank-math-html-sitemap__date">(' . esc_html( mysql2date( get_option( 'date_format' ), $post->post_date ) ) . ')</span>' : '' );
}
if ( ! empty( $this->children[ $post_type ][ $post->ID ] ) ) {
if ( $is_indexable ) {
$output[] = '<ul class="rank-math-html-sitemap__list">';
}
$output[] = $this->generate_posts_list_hierarchical( $this->children[ $post_type ][ $post->ID ], $show_dates, $post_type, true ); // phpcs:ignore
if ( $is_indexable ) {
$output[] = '</ul>';
}
}
if ( $is_indexable ) {
$output[] = '</li>';
}
}
return implode( '', $output );
}
/**
* Get the post permalink.
*
* @param object $post The post object.
*
* @return string
*/
private function get_post_link( $post ) {
return get_permalink( $post->ID );
}
/**
* Get the post title.
*
* @param object $post The post data.
*
* @return string
*/
private function get_post_title( $post ) {
if ( Helper::get_settings( 'sitemap.html_sitemap_seo_titles' ) !== 'seo_titles' ) {
return $post->post_title;
}
// Custom SEO title.
$meta = get_post_meta( $post->ID, 'rank_math_title', true );
if ( ! empty( $meta ) ) {
return Helper::replace_vars( $meta, get_post( $post->ID ) );
}
// Default SEO title from the global settings.
$template = Helper::get_settings( "titles.pt_{$post->post_type}_title" );
if ( ! empty( $template ) ) {
return Helper::replace_vars( $template, get_post( $post->ID ) );
}
// Fallback to post title.
return $post->post_title;
}
/**
* Removes posts with a parent to avoid them being rendered twice.
*
* @param array $posts Array of post objects.
*
* @return array
*/
private function remove_with_parent( $posts ) {
return array_filter(
$posts,
function ( $post ) {
return ! $post->post_parent || isset( $post->child_has_no_parent );
}
);
}
}