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<?php
/*
* This file is part of the PHPASN1 library.
*
* Copyright © Friedrich Große <friedrich.grosse@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace FG\X509\CSR;
use FG\ASN1\OID;
use FG\ASN1\Universal\Integer;
use FG\ASN1\Universal\BitString;
use FG\ASN1\Universal\Sequence;
use FG\X509\CertificateSubject;
use FG\X509\AlgorithmIdentifier;
use FG\X509\PublicKey;
class CSR extends Sequence
{
const CSR_VERSION_NR = 0;
protected $subject;
protected $publicKey;
protected $signature;
protected $signatureAlgorithm;
protected $startSequence;
/**
* @param string $commonName
* @param string $email
* @param string $organization
* @param string $locality
* @param string $state
* @param string $country
* @param string $organizationalUnit
* @param string $publicKey
* @param string $signature
* @param string $signatureAlgorithm
*/
public function __construct($commonName, $email, $organization, $locality, $state, $country, $organizationalUnit, $publicKey, $signature = null, $signatureAlgorithm = OID::SHA1_WITH_RSA_SIGNATURE)
{
$this->subject = new CertificateSubject(
$commonName,
$email,
$organization,
$locality,
$state,
$country,
$organizationalUnit
);
$this->publicKey = $publicKey;
$this->signature = $signature;
$this->signatureAlgorithm = $signatureAlgorithm;
if (isset($signature)) {
$this->createCSRSequence();
}
}
protected function createCSRSequence()
{
$versionNr = new Integer(self::CSR_VERSION_NR);
$publicKey = new PublicKey($this->publicKey);
$signature = new BitString($this->signature);
$signatureAlgorithm = new AlgorithmIdentifier($this->signatureAlgorithm);
$certRequestInfo = new Sequence($versionNr, $this->subject, $publicKey);
// Clear the underlying Construct
$this->rewind();
$this->children = [];
$this->addChild($certRequestInfo);
$this->addChild($signatureAlgorithm);
$this->addChild($signature);
}
public function getSignatureSubject()
{
$versionNr = new Integer(self::CSR_VERSION_NR);
$publicKey = new PublicKey($this->publicKey);
$certRequestInfo = new Sequence($versionNr, $this->subject, $publicKey);
return $certRequestInfo->getBinary();
}
public function setSignature($signature, $signatureAlgorithm = OID::SHA1_WITH_RSA_SIGNATURE)
{
$this->signature = $signature;
$this->signatureAlgorithm = $signatureAlgorithm;
$this->createCSRSequence();
}
public function __toString()
{
$tmp = base64_encode($this->getBinary());
for ($i = 0; $i < strlen($tmp); $i++) {
if (($i + 2) % 65 == 0) {
$tmp = substr($tmp, 0, $i + 1)."\n".substr($tmp, $i + 1);
}
}
$result = '-----BEGIN CERTIFICATE REQUEST-----'.PHP_EOL;
$result .= $tmp.PHP_EOL;
$result .= '-----END CERTIFICATE REQUEST-----';
return $result;
}
public function getVersion()
{
return self::CSR_VERSION_NR;
}
public function getOrganizationName()
{
return $this->subject->getOrganization();
}
public function getLocalName()
{
return $this->subject->getLocality();
}
public function getState()
{
return $this->subject->getState();
}
public function getCountry()
{
return $this->subject->getCountry();
}
public function getOrganizationalUnit()
{
return $this->subject->getOrganizationalUnit();
}
public function getPublicKey()
{
return $this->publicKey;
}
public function getSignature()
{
return $this->signature;
}
public function getSignatureAlgorithm()
{
return $this->signatureAlgorithm;
}
}
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