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primogenial
/
languages
/
wp-content
/
plugins
/
mailpoet
/
lib
/
Subscribers
:
LinkTokens.php
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<?php declare(strict_types=1); namespace MailPoet\Subscribers; if (!defined('ABSPATH')) exit; use MailPoet\Entities\SubscriberEntity; class LinkTokens { private const OBSOLETE_LINK_TOKEN_LENGTH = 6; /** @var SubscribersRepository */ private $subscribersRepository; public function __construct( SubscribersRepository $subscribersRepository ) { $this->subscribersRepository = $subscribersRepository; } public function getToken(SubscriberEntity $subscriber): string { if ($subscriber->getLinkToken() === null) { $subscriber->setLinkToken($this->generateToken($subscriber->getEmail())); $this->subscribersRepository->flush(); } return (string)$subscriber->getLinkToken(); } public function verifyToken(SubscriberEntity $subscriber, string $token) { $databaseToken = $this->getToken($subscriber); $requestToken = substr($token, 0, strlen($databaseToken)); return hash_equals($databaseToken, $requestToken); } /** * Only for backward compatibility for old tokens */ private function generateToken(?string $email, int $length = self::OBSOLETE_LINK_TOKEN_LENGTH): ?string { if ($email !== null) { $authKey = ''; if (defined('AUTH_KEY')) { $authKey = AUTH_KEY; } return substr(md5($authKey . $email), 0, $length); } return null; } }