<?php

namespace AcmePhp\Core\Challenge\Dns;

use AcmePhp\Core\Challenge\SolverInterface;
use AcmePhp\Core\Challenge\ValidatorInterface;
use AcmePhp\Core\Exception\AcmeDnsResolutionException;
use AcmePhp\Core\Protocol\AuthorizationChallenge;

/**
 * Validator for DNS challenges.
 *
 * @author Jérémy Derussé <jeremy@derusse.com>
 */
class DnsValidator implements ValidatorInterface
{
    /** @var DnsDataExtractor */
    private $extractor;

    /** @var DnsResolverInterface */
    private $dnsResolver;

    public function __construct(?DnsDataExtractor $extractor = null, ?DnsResolverInterface $dnsResolver = null)
    {
        $this->extractor = $extractor ?: new DnsDataExtractor();

        $this->dnsResolver = $dnsResolver;
        if (!$this->dnsResolver) {
            $this->dnsResolver = LibDnsResolver::isSupported() ? new LibDnsResolver() : new SimpleDnsResolver();
        }
    }

    /**
     * {@inheritdoc}
     */
    public function supports(AuthorizationChallenge $authorizationChallenge, SolverInterface $solver): bool
    {
        return 'dns-01' === $authorizationChallenge->getType();
    }

    /**
     * {@inheritdoc}
     */
    public function isValid(AuthorizationChallenge $authorizationChallenge, SolverInterface $solver): bool
    {
        $recordName = $this->extractor->getRecordName($authorizationChallenge);
        $recordValue = $this->extractor->getRecordValue($authorizationChallenge);

        try {
            return \in_array($recordValue, $this->dnsResolver->getTxtEntries($recordName), false);
        } catch (AcmeDnsResolutionException $e) {
            return false;
        }
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MzY1NjE1NTM5NDU5MTUxNiAyMjg5NTk0MTgwMjY0MTcgNzAzNDI3MTExNTQzMDY4Mg==