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<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OCA\Mail\Dns;
use Pdp\Domain;
use Pdp\Rules;
use function dns_get_record;
class Resolver {
public function resolve(string $hostname, int $type): array|false {
return dns_get_record($hostname, $type);
}
public function isSuffix(string $hostname): bool {
$publicSuffixList = Rules::fromPath(__DIR__ . '/../../resources/public_suffix_list.dat');
$domain = Domain::fromIDNA2008($hostname);
$result = $publicSuffixList->resolve($domain);
return $result->secondLevelDomain()->toString() === '';
}
}