<?php

namespace AcmePhp\Core\Challenge\Dns;

use AcmePhp\Core\Http\Base64SafeEncoder;
use AcmePhp\Core\Protocol\AuthorizationChallenge;

/**
 * Extract data needed to solve DNS challenges.
 *
 * @author Jérémy Derussé <jeremy@derusse.com>
 */
class DnsDataExtractor
{
    /** @var Base64SafeEncoder */
    private $encoder;

    public function __construct(?Base64SafeEncoder $encoder = null)
    {
        $this->encoder = $encoder ?: new Base64SafeEncoder();
    }

    /**
     * Retrieves the name of the TXT record to register.
     */
    public function getRecordName(AuthorizationChallenge $authorizationChallenge): string
    {
        return sprintf('_acme-challenge.%s.', $authorizationChallenge->getDomain());
    }

    /**
     * Retrieves the value of the TXT record to register.
     */
    public function getRecordValue(AuthorizationChallenge $authorizationChallenge): string
    {
        return $this->encoder->encode(hash('sha256', $authorizationChallenge->getPayload(), true));
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTA5MzA1NTM4MDY2NDE2OSA0MDY0NDExNjQ4MjY2MTE2IDcwNjE4MDAwMDA5MTAyMTc=