FM / src

/home/vianto5/distritosatelite.mx/wp-content/plugins/litespeed-cache/src/

/home/vianto5/distritosatelite.mx/wp-content/plugins/litespeed-cache/src

Name	Size	Mode	Actions
cdn/	-	0755	rm
data_structure/	-	0755	rm
activation.cls.php	18040	0644	edit dl rm
admin-display.cls.php	50109	0644	edit dl rm
admin-settings.cls.php	13078	0644	edit dl rm
admin.cls.php	6276	0644	edit dl rm
api.cls.php	10151	0644	edit dl rm
avatar.cls.php	9461	0644	edit dl rm
base.cls.php	38747	0644	edit dl rm
cdn.cls.php	18183	0644	edit dl rm
cloud-auth-callback.trait.php	23887	0644	edit dl rm
cloud-auth-ip.trait.php	2094	0644	edit dl rm
cloud-auth.trait.php	9360	0644	edit dl rm
cloud-misc.trait.php	11123	0644	edit dl rm
cloud-node.trait.php	6090	0644	edit dl rm
cloud-queue-svc.cls.php	9642	0644	edit dl rm
cloud-request.trait.php	19723	0644	edit dl rm
cloud.cls.php	8848	0644	edit dl rm
conf.cls.php	20000	0644	edit dl rm
control.cls.php	24913	0644	edit dl rm
core.cls.php	22046	0644	edit dl rm
crawler-map.cls.php	22833	0644	edit dl rm
crawler.cls.php	44989	0644	edit dl rm
css.cls.php	7034	0644	edit dl rm
data.cls.php	22733	0644	edit dl rm
data.upgrade.func.php	6564	0644	edit dl rm
db-optm.cls.php	15716	0644	edit dl rm
debug2.cls.php	18832	0644	edit dl rm
doc.cls.php	5577	0644	edit dl rm
error.cls.php	7530	0644	edit dl rm
esi.cls.php	32795	0644	edit dl rm
file.cls.php	20472	0644	edit dl rm
guest.cls.php	2263	0644	edit dl rm
gui.cls.php	35817	0644	edit dl rm
health.cls.php	4694	0644	edit dl rm
htaccess.cls.php	30526	0644	edit dl rm
img-optm-manage.trait.php	30627	0644	edit dl rm
img-optm-notify.trait.php	9113	0644	edit dl rm
img-optm-pull.trait.php	13963	0644	edit dl rm
img-optm-send.trait.php	21545	0644	edit dl rm
img-optm.cls.php	5265	0644	edit dl rm
img.cls.php	11427	0644	edit dl rm
import.cls.php	4372	0644	edit dl rm
import.preset.cls.php	5610	0644	edit dl rm
lang.cls.php	17430	0644	edit dl rm
localization.cls.php	3941	0644	edit dl rm
media.cls.php	45117	0644	edit dl rm
metabox.cls.php	5419	0644	edit dl rm
object-cache-wp.cls.php	19268	0644	edit dl rm
object-cache.cls.php	22346	0644	edit dl rm
object.lib.php	14180	0644	edit dl rm
optimax.cls.php	12429	0644	edit dl rm
optimize.cls.php	39335	0644	edit dl rm
optimizer.cls.php	12973	0644	edit dl rm
placeholder.cls.php	17950	0644	edit dl rm
purge.cls.php	36330	0644	edit dl rm
report.cls.php	7668	0644	edit dl rm
rest.cls.php	10404	0644	edit dl rm
root.cls.php	15018	0644	edit dl rm
router.cls.php	21362	0644	edit dl rm
str.cls.php	3156	0644	edit dl rm
tag.cls.php	9481	0644	edit dl rm
task.cls.php	9193	0644	edit dl rm
tool.cls.php	4687	0644	edit dl rm
ucss.cls.php	7451	0644	edit dl rm
utility.cls.php	28493	0644	edit dl rm
vary.cls.php	21842	0644	edit dl rm
vpi.cls.php	4212	0644	edit dl rm

Edit: /home/vianto5/distritosatelite.mx/wp-content/plugins/litespeed-cache/src/crawler-map.cls.php (22833B)

<?php
/**
 * The Crawler Sitemap Class.
 *
 * @package     LiteSpeed
 * @since       1.1.0
 */

namespace LiteSpeed;

defined( 'WPINC' ) || exit();

/**
 * Class Crawler_Map
 *
 * Maintains and persists crawler sitemap/blacklist state, parses custom sitemaps,
 * and exposes helpers to query & mutate crawler results.
 */
class Crawler_Map extends Root {

const LOG_TAG = '🐞🗺️';

const BM_MISS      = 1;
	const BM_HIT       = 2;
	const BM_BLACKLIST = 4;

/**
	 * Site URL used to simplify URLs.
	 *
	 * @var string
	 */
	private $_site_url;

/**
	 * Main crawler table name.
	 *
	 * @var string
	 */
	private $_tb;

/**
	 * Crawler blacklist table name.
	 *
	 * @var string
	 */
	private $_tb_blacklist;

/**
	 * Data service instance.
	 *
	 * @var \LiteSpeed\Data
	 */
	private $__data;

/**
	 * Timeout (seconds) when fetching sitemaps.
	 *
	 * @var int
	 */
	private $_conf_map_timeout;

/**
	 * Collected URLs from parsed sitemaps.
	 *
	 * @var array<int,string>
	 */
	private $_urls = [];

/**
	 * Instantiate the class.
	 *
	 * @since 1.1.0
	 */
	public function __construct() {
		$this->_site_url     = get_site_url();
		$this->__data        = Data::cls();
		$this->_tb           = $this->__data->tb( 'crawler' );
		$this->_tb_blacklist = $this->__data->tb( 'crawler_blacklist' );
		// Specify the timeout while parsing the sitemap.
		$this->_conf_map_timeout = defined( 'LITESPEED_CRAWLER_MAP_TIMEOUT' ) ? constant( 'LITESPEED_CRAWLER_MAP_TIMEOUT' ) : 180;
	}

/**
	 * Save URLs crawl status into DB.
	 *
	 * @since  3.0
	 * @access public
	 *
	 * @param array<int,array<int,array{url:string,code:int}>> $items         Map of bit => [ id => [url, code] ].
	 * @param int                                              $curr_crawler  Current crawler index (0-based).
	 * @return array<int,array>
	 */
	public function save_map_status( $items, $curr_crawler ) {
		global $wpdb;
		Utility::compatibility();

$total_crawler     = count( Crawler::cls()->list_crawlers() );
		$total_crawler_pos = $total_crawler - 1;

// Replace current crawler's position.
		$curr_crawler = (int) $curr_crawler;
		foreach ( $items as $bit => $ids ) {
			// $ids = [ id => [ url, code ], ... ].
			if ( ! $ids ) {
				continue;
			}
			self::debug( 'Update map [crawler] ' . $curr_crawler . ' [bit] ' . $bit . ' [count] ' . count( $ids ) );

// Update res first, then reason
			$right_pos = $total_crawler_pos - $curr_crawler;
			$id_all    = implode(',', array_map('intval', array_keys($ids)));

// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
			$wpdb->query("UPDATE `$this->_tb` SET res = CONCAT( LEFT( res, $curr_crawler ), '$bit', RIGHT( res, $right_pos ) ) WHERE id IN ( $id_all )");

// Failure: bump this crawler position '-' -> '1' -> ... -> B/N at threshold.
			if (Crawler::STATUS_BLACKLIST === $bit || Crawler::STATUS_NOCACHE === $bit) {
				$fail_urls = array_values(array_unique(array_column($ids, 'url')));

// Find existing rows by URL directly (the crawler map table is transient).
				$placeholders = implode(',', array_fill(0, count($fail_urls), '%s'));
				// phpcs:ignore WordPress.DB
				$existing = $wpdb->get_results($wpdb->prepare("SELECT id, url, res FROM `$this->_tb_blacklist` WHERE url IN ( $placeholders )", $fail_urls), ARRAY_A);

// Bump tracked rows.
				foreach ($existing as $row) {
					$new_res = self::_bump_blacklist_res($row['res'], $curr_crawler, $total_crawler, $bit);
					if ($new_res !== $row['res']) {
						// phpcs:ignore WordPress.DB
						$wpdb->query($wpdb->prepare("UPDATE `$this->_tb_blacklist` SET res = %s WHERE id = %d", $new_res, (int) $row['id']));
					}
				}

// Insert first-failure rows for untracked URLs.
				$new_urls = array_values(array_diff($fail_urls, array_column($existing, 'url')));
				if ($new_urls) {
					self::debug('Insert into blacklist [count] ' . count($new_urls));

$res            = self::_bump_blacklist_res(str_repeat('-', $total_crawler), $curr_crawler, $total_crawler, $bit);
					$default_reason = $total_crawler > 1 ? str_repeat(',', $total_crawler - 1) : ''; // Pre-populate default reason value first, update later
					$q              = "INSERT INTO `$this->_tb_blacklist` ( url, res, reason ) VALUES " . implode(',', array_fill(0, count($new_urls), '( %s, %s, %s )'));
					$data           = [];
					foreach ($new_urls as $url) {
						$data[] = $url;
						$data[] = $res;
						$data[] = $default_reason;
					}
					// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
					$wpdb->query($wpdb->prepare($q, $data));
				}
			}

// Success: clear this position; drop the row when no markers remain. 'Man' rows are permanent.
			if (Crawler::STATUS_HIT === $bit || Crawler::STATUS_MISS === $bit) {
				$ok_urls      = array_values(array_unique(array_column($ids, 'url')));
				$placeholders = implode(',', array_fill(0, count($ok_urls), '%s'));
				// phpcs:ignore WordPress.DB
				$existing = $wpdb->get_results($wpdb->prepare("SELECT id, res, reason FROM `$this->_tb_blacklist` WHERE url IN ( $placeholders )", $ok_urls), ARRAY_A);
				foreach ($existing as $row) {
					if (false !== strpos((string) $row['reason'], 'Man')) {
						continue;
					}
					$new_res                = substr( str_pad((string) $row['res'], $total_crawler, '-'), 0, $total_crawler );
					$new_res[$curr_crawler] = '-';
					if ('' === trim($new_res, '-')) {
						// phpcs:ignore WordPress.DB
						$wpdb->query($wpdb->prepare("DELETE FROM `$this->_tb_blacklist` WHERE id = %d", (int) $row['id']));
					} elseif ($new_res !== $row['res']) {
						// phpcs:ignore WordPress.DB
						$wpdb->query($wpdb->prepare("UPDATE `$this->_tb_blacklist` SET res = %s WHERE id = %d", $new_res, (int) $row['id']));
					}
				}
			}

// Update reason w/ HTTP code: map table by id, blacklist by URL.
			$reason_array = [];
			foreach ( $ids as $row_id => $row ) {
				$code = (int) $row['code'];
				if ( empty( $reason_array[ $code ] ) ) {
					$reason_array[ $code ] = [ 'ids' => [], 'urls' => [] ];
				}
				$reason_array[ $code ]['ids'][]  = (int) $row_id;
				$reason_array[ $code ]['urls'][] = $row['url'];
			}

foreach ($reason_array as $code => $grp) {
				// Complement comma
				if ($curr_crawler) {
					$code = ',' . $code;
				}
				if ($curr_crawler < $total_crawler_pos) {
					$code .= ',';
				}

// phpcs:ignore WordPress.DB
				$count = $wpdb->query( "UPDATE `$this->_tb` SET reason=CONCAT(SUBSTRING_INDEX(reason, ',', $curr_crawler), '$code', SUBSTRING_INDEX(reason, ',', -$right_pos)) WHERE id IN (" . implode(',', $grp['ids']) . ')' );

self::debug("Update map reason [code] $code [pos] left $curr_crawler right -$right_pos [count] $count");

// Update blacklist reason by URL.
				if (Crawler::STATUS_BLACKLIST === $bit || Crawler::STATUS_NOCACHE === $bit) {
					$b_urls       = array_values(array_unique($grp['urls']));
					$placeholders = implode(',', array_fill(0, count($b_urls), '%s'));
					// phpcs:ignore WordPress.DB
					$count = $wpdb->query( $wpdb->prepare( "UPDATE `$this->_tb_blacklist` SET reason=CONCAT(SUBSTRING_INDEX(reason, ',', $curr_crawler), '$code', SUBSTRING_INDEX(reason, ',', -$right_pos)) WHERE url IN ( $placeholders )", $b_urls ) );

self::debug("Update blacklist [code] $code [pos] left $curr_crawler right -$right_pos [count] $count");
				}
			}

// Reset list.
			$items[ $bit ] = [];
		}

return $items;
	}

/**
	 * Bump one crawler position's failure marker: '-' -> '1' -> ... -> B/N at threshold.
	 * A position already at B/N is left untouched.
	 *
	 * @since 7.9
	 * @param string $res           Per-crawler marker string.
	 * @param int    $pos           Position to bump.
	 * @param int    $total_crawler Crawler count.
	 * @param string $giveup_char   Char written at threshold (B or N).
	 * @return string Updated marker string.
	 */
	private static function _bump_blacklist_res( $res, $pos, $total_crawler, $giveup_char ) {
		// Pad/truncate to the current crawler count.
		$res = substr( str_pad( (string) $res, $total_crawler, '-' ), 0, $total_crawler );
		$cur = $res[ $pos ];
		if ( Crawler::STATUS_BLACKLIST === $cur || Crawler::STATUS_NOCACHE === $cur ) {
			// Already given up at this position.
			return $res;
		}
		$next        = ctype_digit( $cur ) ? ( (int) $cur + 1 ) : 1;
		$res[ $pos ] = $next >= Crawler::BLACKLIST_THRESHOLD ? $giveup_char : (string) $next;
		return $res;
	}

/**
	 * Add one record to blacklist.
	 * NOTE: $id is sitemap table ID.
	 *
	 * @since  3.0
	 * @access public
	 *
	 * @param int $id Sitemap row ID.
	 * @return void
	 */
	public function blacklist_add( $id ) {
		global $wpdb;

$id = (int) $id;

// Build res&reason.
		$total_crawler = count( Crawler::cls()->list_crawlers() );
		$res           = str_repeat(Crawler::STATUS_BLACKLIST, $total_crawler);
		$reason        = implode(',', array_fill(0, $total_crawler, 'Man'));

// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
		$row = $wpdb->get_row("SELECT a.url, b.id FROM `$this->_tb` a LEFT JOIN `$this->_tb_blacklist` b ON b.url = a.url WHERE a.id = '$id'", ARRAY_A);
		if (!$row) {
			self::debug('blacklist failed to add [id] ' . $id);
			return;
		}

self::debug('Add to blacklist [url] ' . $row['url']);

$q = "UPDATE `$this->_tb` SET res = %s, reason = %s WHERE id = %d";
		// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
		$wpdb->query($wpdb->prepare($q, [ $res, $reason, $id ]));

// Manual entries stay permanent via their 'Man' reason.
		if ($row['id']) {
			$q = "UPDATE `$this->_tb_blacklist` SET res = %s, reason = %s WHERE id = %d";
			// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
			$wpdb->query($wpdb->prepare($q, [ $res, $reason, $row['id'] ]));
		} else {
			$q = "INSERT INTO `$this->_tb_blacklist` (url, res, reason) VALUES (%s, %s, %s)";
			// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
			$wpdb->query($wpdb->prepare($q, [ $row['url'], $res, $reason ]));
		}
	}

/**
	 * Delete one record from blacklist.
	 *
	 * @since  3.0
	 * @access public
	 *
	 * @param int $id Blacklist row ID.
	 * @return void
	 */
	public function blacklist_del( $id ) {
		global $wpdb;
		if ( ! $this->__data->tb_exist( 'crawler_blacklist' ) ) {
			return;
		}

$id = (int) $id;
		self::debug('blacklist delete [id] ' . $id);

$sql = sprintf(
			"UPDATE `%s` SET res=REPLACE(REPLACE(res, '%s', '-'), '%s', '-') WHERE url=(SELECT url FROM `%s` WHERE id=%d)",
			$this->_tb,
			Crawler::STATUS_NOCACHE,
			Crawler::STATUS_BLACKLIST,
			$this->_tb_blacklist,
			$id
		);
		// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
		$wpdb->query($sql);
		// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
		$wpdb->query("DELETE FROM `$this->_tb_blacklist` WHERE id='$id'");
	}

/**
	 * Empty blacklist.
	 *
	 * @since  3.0
	 * @access public
	 * @return void
	 */
	public function blacklist_empty() {
		global $wpdb;

if ( ! $this->__data->tb_exist( 'crawler_blacklist' ) ) {
			return;
		}

self::debug('Truncate blacklist');
		$sql = sprintf("UPDATE `%s` SET res=REPLACE(REPLACE(res, '%s', '-'), '%s', '-')", $this->_tb, Crawler::STATUS_NOCACHE, Crawler::STATUS_BLACKLIST);
		// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
		$wpdb->query($sql);
		// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
		$wpdb->query("TRUNCATE `$this->_tb_blacklist`");
	}

/**
	 * List blacklist.
	 *
	 * @since  3.0
	 * @access public
	 *
	 * @param int|false $limit  Number of rows to fetch, or false for all.
	 * @param int|false $offset Offset for pagination, or false to auto-calc.
	 * @return array<int,array<string,mixed>>
	 */
	public function list_blacklist( $limit = false, $offset = false ) {
		global $wpdb;

if ( ! $this->__data->tb_exist( 'crawler_blacklist' ) ) {
			return [];
		}

$q = "SELECT * FROM `$this->_tb_blacklist` ORDER BY id DESC";

if ( false !== $limit ) {
			if ( false === $offset ) {
				$total  = $this->count_blacklist();
				$offset = Utility::pagination($total, $limit, true);
			}
			$q .= ' LIMIT %d, %d';
			// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
			$q = $wpdb->prepare($q, $offset, $limit);
		}
		// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
		return $wpdb->get_results($q, ARRAY_A);
	}

/**
	 * Count blacklist.
	 *
	 * @return int|false
	 */
	public function count_blacklist() {
		global $wpdb;

if ( ! $this->__data->tb_exist( 'crawler_blacklist' ) ) {
			return false;
		}

$q = "SELECT COUNT(*) FROM `$this->_tb_blacklist`";
		// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
		return $wpdb->get_var($q);
	}

/**
	 * Empty sitemap.
	 *
	 * @since  3.0
	 * @access public
	 * @return void
	 */
	public function empty_map() {
		Data::cls()->tb_del( 'crawler' );

$msg = __( 'Sitemap cleaned successfully', 'litespeed-cache' );
		Admin_Display::success( $msg );
	}

/**
	 * List generated sitemap.
	 *
	 * @since  3.0
	 * @access public
	 *
	 * @param int      $limit  Number of rows per page.
	 * @param int|bool $offset Offset for pagination, or false to auto-calc.
	 * @return array<int,array<string,mixed>>
	 */
	public function list_map( $limit, $offset = false ) {
		global $wpdb;

if ( ! $this->__data->tb_exist( 'crawler' ) ) {
			return [];
		}

if ( false === $offset ) {
			$total  = $this->count_map();
			$offset = Utility::pagination($total, $limit, true);
		}

$type = Router::verify_type();

$req_uri_like = '';
		// phpcs:ignore WordPress.Security.NonceVerification.Missing
		if ( ! empty( $_POST['kw'] ) ) {
			// phpcs:ignore WordPress.Security.NonceVerification.Missing
			$kw = sanitize_text_field( wp_unslash( $_POST['kw'] ) );
			$q  = "SELECT * FROM `$this->_tb` WHERE url LIKE %s";
			if ( 'hit' === $type ) {
				$q .= " AND res LIKE '%" . Crawler::STATUS_HIT . "%'";
			}
			if ( 'miss' === $type ) {
				$q .= " AND res LIKE '%" . Crawler::STATUS_MISS . "%'";
			}
			if ( 'blacklisted' === $type ) {
				$q .= " AND res LIKE '%" . Crawler::STATUS_BLACKLIST . "%'";
			}
			$q           .= ' ORDER BY id LIMIT %d, %d';
			$req_uri_like = '%' . $wpdb->esc_like( $kw ) . '%';
			return $wpdb->get_results( $wpdb->prepare( $q, $req_uri_like, $offset, $limit ), ARRAY_A ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
		}

$q = "SELECT * FROM `$this->_tb`";
		if ( 'hit' === $type ) {
			$q .= " WHERE res LIKE '%" . Crawler::STATUS_HIT . "%'";
		}
		if ( 'miss' === $type ) {
			$q .= " WHERE res LIKE '%" . Crawler::STATUS_MISS . "%'";
		}
		if ( 'blacklisted' === $type ) {
			$q .= " WHERE res LIKE '%" . Crawler::STATUS_BLACKLIST . "%'";
		}
		$q .= ' ORDER BY id LIMIT %d, %d';

return $wpdb->get_results( $wpdb->prepare( $q, $offset, $limit ), ARRAY_A ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
	}

/**
	 * Count sitemap.
	 *
	 * @return int|false
	 */
	public function count_map() {
		global $wpdb;

if ( ! $this->__data->tb_exist( 'crawler' ) ) {
			return false;
		}

$q = "SELECT COUNT(*) FROM `$this->_tb`";

$type = Router::verify_type();
		if ( 'hit' === $type ) {
			$q .= " WHERE res LIKE '%" . Crawler::STATUS_HIT . "%'";
		}
		if ( 'miss' === $type ) {
			$q .= " WHERE res LIKE '%" . Crawler::STATUS_MISS . "%'";
		}
		if ( 'blacklisted' === $type ) {
			$q .= " WHERE res LIKE '%" . Crawler::STATUS_BLACKLIST . "%'";
		}

return $wpdb->get_var( $q ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
	}

/**
	 * Generate sitemap.
	 *
	 * @since    1.1.0
	 * @access public
	 *
	 * @param bool $manual Whether triggered manually from UI.
	 * @return void
	 */
	public function gen( $manual = false ) {
		$count = $this->_gen();

if ( ! $count ) {
			Admin_Display::error( __( 'No valid sitemap parsed for crawler.', 'litespeed-cache' ) );
			return;
		}

if ( ! wp_doing_cron() && $manual ) {
			$msg = sprintf( __( 'Sitemap created successfully: %d items', 'litespeed-cache' ), $count );
			Admin_Display::success( $msg );
		}
	}

/**
	 * Generate the sitemap.
	 *
	 * @since    1.1.0
	 * @access private
	 * @return int|false Number of URLs generated or false on failure.
	 */
	private function _gen() {
		global $wpdb;

if ( ! $this->__data->tb_exist( 'crawler' ) ) {
			$this->__data->tb_create( 'crawler' );
		}

if ( ! $this->__data->tb_exist( 'crawler_blacklist' ) ) {
			$this->__data->tb_create( 'crawler_blacklist' );
		}

// Use custom sitemap.
		$sitemap = $this->conf( Base::O_CRAWLER_SITEMAP );
		if ( ! $sitemap ) {
			return false;
		}

$offset  = strlen( $this->_site_url );
		$sitemap = Utility::sanitize_lines( $sitemap );

try {
			foreach ( $sitemap as $this_map ) {
				$this->_parse( $this_map );
			}
		} catch ( \Exception $e ) {
			self::debug( '❌ failed to parse custom sitemap: ' . $e->getMessage() );
		}

if ( is_array( $this->_urls ) && ! empty( $this->_urls ) ) {
			if ( defined( 'LITESPEED_CRAWLER_DROP_DOMAIN' ) && constant( 'LITESPEED_CRAWLER_DROP_DOMAIN' ) ) {
				foreach ( $this->_urls as $k => $v ) {
					if ( 0 !== stripos( $v, $this->_site_url ) ) {
						unset( $this->_urls[ $k ] );
						continue;
					}
					$this->_urls[ $k ] = substr( $v, $offset );
				}
			}

$this->_urls = array_values( array_unique( $this->_urls ) );
		}

self::debug( 'Truncate sitemap' );
		$wpdb->query( "TRUNCATE `$this->_tb`" ); // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.DirectQuery

self::debug( 'Generate sitemap' );

// Filter URLs in blacklist: drop fully given-up URLs; keep sub-threshold ones (preserving given-up positions) for retry.
		$crawler_count = count( Crawler::cls()->list_crawlers() );
		$blacklist     = $this->list_blacklist();

$full_blacklisted    = [];
		$partial_blacklisted = [];
		foreach ( $blacklist as $v ) {
			// Pad/truncate to the current crawler count.
			$res       = substr( str_pad( (string) $v['res'], $crawler_count, '-' ), 0, $crawler_count );
			$is_manual = isset( $v['reason'] ) && false !== strpos( $v['reason'], 'Man' );
			// Active (retryable) = '-' or a digit; given-up = 'B'/'N'.
			$has_active = (bool) preg_match( '/[-0-9]/', $res );
			if ( $is_manual || ! $has_active ) {
				// Manual or fully given up -> drop from sitemap.
				$full_blacklisted[] = $v['url'];
				continue;
			}
			// Digits -> '-' so those positions retry; keep 'B'/'N' to stay skipped.
			$restore_res  = preg_replace( '/[0-9]/', '-', $res );
			$reason_parts = [];
			foreach ( str_split( $restore_res ) as $c ) {
				$reason_parts[] = ( Crawler::STATUS_BLACKLIST === $c || Crawler::STATUS_NOCACHE === $c ) ? 'Existed' : '';
			}
			$partial_blacklisted[ $v['url'] ] = [
				'res'    => $restore_res,
				'reason' => implode( ',', $reason_parts ),
			];
		}

// Drop all fully given-up URLs.
		$this->_urls = array_diff( $this->_urls, $full_blacklisted );

// Default res & reason.
		$default_res    = str_repeat( '-', $crawler_count );
		$default_reason = $crawler_count > 1 ? str_repeat( ',', $crawler_count - 1 ) : '';

$data = [];
		foreach ( $this->_urls as $url ) {
			$data[] = $url;
			$data[] = array_key_exists( $url, $partial_blacklisted ) ? $partial_blacklisted[ $url ]['res'] : $default_res;
			$data[] = array_key_exists( $url, $partial_blacklisted ) ? $partial_blacklisted[ $url ]['reason'] : $default_reason;
		}

foreach ( array_chunk( $data, 300 ) as $data2 ) {
			$this->_save( $data2 );
		}

// Reset crawler.
		Crawler::cls()->reset_pos();

return count( $this->_urls );
	}

/**
	 * Save data to table.
	 *
	 * @since 3.0
	 * @access private
	 *
	 * @param array<int,string> $data   Flat array (url,res,reason, url,res,reason, ...).
	 * @param string            $fields Fields list for insert (default url,res,reason).
	 * @return void
	 */
	private function _save( $data, $fields = 'url,res,reason' ) {
		global $wpdb;

if ( empty( $data ) ) {
			return;
		}

$q = "INSERT INTO `$this->_tb` ( {$fields} ) VALUES ";

// Add placeholder.
		$q .= Utility::chunk_placeholder( $data, $fields );

// Store data.
		$wpdb->query( $wpdb->prepare( $q, $data ) ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.PreparedSQL.NotPrepared
	}

/**
	 * Parse custom sitemap and collect urls.
	 *
	 * @since    1.1.1
	 * @access private
	 *
	 * @param string $sitemap Absolute sitemap URL.
	 * @return void
	 * @throws \Exception If remote read or parsing fails.
	 */
	private function _parse( $sitemap ) {
		/**
		 * Read via wp func to avoid allow_url_fopen = off
		 *
		 * @since  2.2.7
		 */
		$response = wp_safe_remote_get(
			$sitemap,
			[
				'timeout'   => $this->_conf_map_timeout,
				'sslverify' => false,
			]
		);
		if ( is_wp_error( $response ) ) {
			$error_message = $response->get_error_message();
			self::debug( 'failed to read sitemap: ' . $error_message );
			throw new \Exception( 'Failed to remote read ' . esc_url( $sitemap ) );
		}

$xml_object = simplexml_load_string($response['body'], null, LIBXML_NOCDATA);
		if (!$xml_object) {
			if ($this->_urls) {
				return;
			}
			throw new \Exception('Failed to parse xml ' . esc_url( $sitemap ));
		}

// start parsing.
		$xml_array = (array) $xml_object;
		if ( ! empty( $xml_array['sitemap'] ) ) {
			// parse sitemap set.
			if ( is_object( $xml_array['sitemap'] ) ) {
				$xml_array['sitemap'] = (array) $xml_array['sitemap'];
			}

if ( ! empty( $xml_array['sitemap']['loc'] ) ) {
				// is single sitemap.
				$this->_parse( (string) $xml_array['sitemap']['loc'] );
			} else {
				// parse multiple sitemaps.
				foreach ( (array) $xml_array['sitemap'] as $val ) {
					$val = (array) $val;
					if ( ! empty( $val['loc'] ) ) {
						$this->_parse( (string) $val['loc'] ); // recursive parse sitemap.
					}
				}
			}
		} elseif ( ! empty( $xml_array['url'] ) ) {
			// parse url set.
			if ( is_object( $xml_array['url'] ) ) {
				$xml_array['url'] = (array) $xml_array['url'];
			}
			// if only 1 element.
			if ( ! empty( $xml_array['url']['loc'] ) ) {
				$this->_urls[] = (string) $xml_array['url']['loc'];
			} else {
				foreach ( (array) $xml_array['url'] as $val ) {
					$val = (array) $val;
					if ( ! empty( $val['loc'] ) ) {
						$this->_urls[] = (string) $val['loc'];
					}
				}
			}
		}
	}
}

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