FM / helpers

/home/techb158/public_html/wp-content/plugins/wordpress-seo/src/helpers/

/home/techb158/public_html/wp-content/plugins/wordpress-seo/src/helpers

Name	Size	Mode	Actions
open-graph/	-	0755	rm
schema/	-	0755	rm
twitter/	-	0755	rm
aioseo-helper.php	1266	0644	edit dl rm
asset-helper.php	2572	0644	edit dl rm
attachment-cleanup-helper.php	2294	0644	edit dl rm
author-archive-helper.php	5375	0644	edit dl rm
blocks-helper.php	2378	0644	edit dl rm
capability-helper.php	2116	0644	edit dl rm
crawl-cleanup-helper.php	8294	0644	edit dl rm
curl-helper.php	655	0644	edit dl rm
current-page-helper.php	16512	0644	edit dl rm
date-helper.php	3208	0644	edit dl rm
environment-helper.php	793	0644	edit dl rm
first-time-configuration-notice-helper.php	5486	0644	edit dl rm
home-url-helper.php	681	0644	edit dl rm
image-helper.php	11972	0644	edit dl rm
import-cursor-helper.php	1392	0644	edit dl rm
import-helper.php	716	0644	edit dl rm
indexable-helper.php	9459	0644	edit dl rm
indexable-to-postmeta-helper.php	9630	0644	edit dl rm
indexing-helper.php	12992	0644	edit dl rm
language-helper.php	2716	0644	edit dl rm
lock-helper.php	2908	0644	edit dl rm
meta-helper.php	2982	0644	edit dl rm
notification-helper.php	2057	0644	edit dl rm
options-helper.php	4758	0644	edit dl rm
pagination-helper.php	5815	0644	edit dl rm
permalink-helper.php	1641	0644	edit dl rm
post-helper.php	5553	0644	edit dl rm
post-type-helper.php	7350	0644	edit dl rm
primary-term-helper.php	1398	0644	edit dl rm
product-helper.php	1103	0644	edit dl rm
redirect-helper.php	1768	0644	edit dl rm
require-file-helper.php	326	0644	edit dl rm
robots-helper.php	1777	0644	edit dl rm
robots-txt-helper.php	3478	0644	edit dl rm
route-helper.php	694	0644	edit dl rm
sanitization-helper.php	1056	0644	edit dl rm
score-icon-helper.php	2846	0644	edit dl rm
short-link-helper.php	3607	0644	edit dl rm
site-helper.php	566	0644	edit dl rm
social-profiles-helper.php	10991	0644	edit dl rm
string-helper.php	1218	0644	edit dl rm
taxonomy-helper.php	5100	0644	edit dl rm
url-helper.php	8324	0644	edit dl rm
user-helper.php	4026	0644	edit dl rm
wincher-helper.php	2569	0644	edit dl rm
woocommerce-helper.php	1302	0644	edit dl rm
wordpress-helper.php	512	0644	edit dl rm
wpdb-helper.php	937	0644	edit dl rm

Edit: /home/techb158/public_html/wp-content/plugins/wordpress-seo/src/helpers/lock-helper.php (2908B)

<?php

namespace Yoast\WP\SEO\Helpers;

use Yoast\WP\SEO\Exceptions\Locking\Lock_Timeout_Exception;
use Yoast\WP\SEO\Expiring_Store\Application\Expiring_Store;

/**
 * Distributed exclusive lock backed by the expiring store.
 *
 * Acquires a network-scoped lock in the expiring store table, executes the
 * callback, and releases the lock in a finally block.
 *
 * The lock has a TTL so that it self-expires if the owning process crashes without
 * releasing it. Other processes retry with a configurable delay between attempts.
 */
class Lock_Helper {

/**
	 * The expiring store.
	 *
	 * @var Expiring_Store
	 */
	private $store;

/**
	 * The constructor.
	 *
	 * @param Expiring_Store $store The expiring store.
	 */
	public function __construct( Expiring_Store $store ) {
		$this->store = $store;
	}

/**
	 * Acquires a lock, executes the callback, and releases the lock.
	 *
	 * @template T
	 *
	 * @param string        $lock_key                 The lock key.
	 * @param callable(): T $callback                 The callback to execute while holding the lock.
	 * @param int           $ttl_in_seconds           The lock TTL in seconds. Defaults to 30.
	 * @param int           $max_attempts             The maximum number of acquisition attempts. Defaults to 5.
	 * @param int           $retry_delay_microseconds The delay between attempts in microseconds. Defaults to 20000 (20ms).
	 *
	 * @return T The callback's return value.
	 * @throws Lock_Timeout_Exception When the lock cannot be acquired within the allowed attempts.
	 */
	public function execute( string $lock_key, callable $callback, int $ttl_in_seconds = 30, int $max_attempts = 5, int $retry_delay_microseconds = 20_000 ) {
		$this->acquire( $lock_key, $ttl_in_seconds, $max_attempts, $retry_delay_microseconds );

try {
			return $callback();
		}
		finally {
			$this->store->delete_for_multisite( $lock_key );
		}
	}

/**
	 * Attempts to acquire the lock with retries.
	 *
	 * @param string $lock_key                 The lock key.
	 * @param int    $ttl_in_seconds           The lock TTL in seconds.
	 * @param int    $max_attempts             The maximum number of attempts.
	 * @param int    $retry_delay_microseconds The delay between attempts in microseconds.
	 *
	 * @return void
	 * @throws Lock_Timeout_Exception When all attempts are exhausted.
	 */
	private function acquire( string $lock_key, int $ttl_in_seconds, int $max_attempts, int $retry_delay_microseconds ): void {
		for ( $attempt = 1; $attempt <= $max_attempts; $attempt++ ) {
			if ( $this->store->persist_if_absent_for_multisite( $lock_key, true, $ttl_in_seconds ) ) {
				return;
			}

if ( $attempt < $max_attempts ) {
				\usleep( $retry_delay_microseconds );
			}
		}

// phpcs:ignore WordPress.Security.EscapeOutput.ExceptionNotEscaped -- This is an exception message, not output.
		throw new Lock_Timeout_Exception( $lock_key, $max_attempts );
	}
}

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