CertificationRequestInfo::attributes() - Code Metrics - Inspection of "Change requirements to PHP 7.2" - sop/x509 - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Branch — php72 (a7f01e)

by Joni

created 2019-05-09 12:29 UTC

CertificationRequestInfo::attributes() A

↳ Parent: CertificationRequestInfo

Complexity

Conditions	2
Paths	2

Size

Total Lines	6
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	2

Importance

Changes

Metric	Value
eloc	3
dl	0
loc	6
ccs	4
cts	4
cp	1
rs	10
c	0
b	0
f	0
cc	2
nc	2
nop	0
crap	2

<?php

declare(strict_types = 1);

namespace Sop\X509\CertificationRequest;

use Sop\ASN1\Element;
use Sop\ASN1\Type\Constructed\Sequence;
use Sop\ASN1\Type\Primitive\Integer;
use Sop\ASN1\Type\Tagged\ImplicitlyTaggedType;
use Sop\CryptoBridge\Crypto;
use Sop\CryptoTypes\AlgorithmIdentifier\Feature\SignatureAlgorithmIdentifier;
use Sop\CryptoTypes\Asymmetric\PrivateKeyInfo;
use Sop\CryptoTypes\Asymmetric\PublicKeyInfo;
use Sop\X501\ASN1\Attribute;
use Sop\X501\ASN1\Name;
use Sop\X509\Certificate\Extensions;
use Sop\X509\CertificationRequest\Attribute\ExtensionRequestValue;

/**
 * Implements <i>CertificationRequestInfo</i> ASN.1 type.
 *
 * @see https://tools.ietf.org/html/rfc2986#section-4
 */
class CertificationRequestInfo
{
    const VERSION_1 = 0;

    /**
     * Version.
     *
     * @var int
     */
    protected $_version;

    /**
     * Subject.
     *
     * @var Name
     */
    protected $_subject;

    /**
     * Public key info.
     *
     * @var PublicKeyInfo
     */
    protected $_subjectPKInfo;

    /**
     * Attributes.
     *
     * @var null|Attributes
     */
    protected $_attributes;

    /**
     * Constructor.
     *
     * @param Name          $subject Subject
     * @param PublicKeyInfo $pkinfo  Public key info
     */
    public function __construct(Name $subject, PublicKeyInfo $pkinfo)
    {
        $this->_version = self::VERSION_1;
        $this->_subject = $subject;
        $this->_subjectPKInfo = $pkinfo;
    }

    /**
     * Initialize from ASN.1.
     *
     * @param Sequence $seq
     *
     * @throws \UnexpectedValueException
     *
     * @return self
     */
    public static function fromASN1(Sequence $seq): self
    {
        $version = $seq->at(0)->asInteger()->intNumber();
        if (self::VERSION_1 != $version) {
            throw new \UnexpectedValueException(
                "Version {$version} not supported.");
        }
        $subject = Name::fromASN1($seq->at(1)->asSequence());
        $pkinfo = PublicKeyInfo::fromASN1($seq->at(2)->asSequence());
        $obj = new self($subject, $pkinfo);
        if ($seq->hasTagged(0)) {
            $obj->_attributes = Attributes::fromASN1(
                $seq->getTagged(0)->asImplicit(Element::TYPE_SET)->asSet());
        }
        return $obj;
    }

    /**
     * Get version.
     *
     * @return int
     */
    public function version(): int
    {
        return $this->_version;
    }

    /**
     * Get self with subject.
     *
     * @param Name $subject
     *
     * @return self
     */
    public function withSubject(Name $subject): self
    {
        $obj = clone $this;
        $obj->_subject = $subject;
        return $obj;
    }

    /**
     * Get subject.
     *
     * @return Name
     */
    public function subject(): Name
    {
        return $this->_subject;
    }

    /**
     * Get subject public key info.
     *
     * @return PublicKeyInfo
     */
    public function subjectPKInfo(): PublicKeyInfo
    {
        return $this->_subjectPKInfo;
    }

    /**
     * Whether certification request info has attributes.
     *
     * @return bool
     */
    public function hasAttributes(): bool
    {
        return isset($this->_attributes);
    }

    /**
     * Get attributes.
     *
     * @throws \LogicException If not set
     *
     * @return Attributes
     */
    public function attributes(): Attributes
    {
        if (!$this->hasAttributes()) {
            throw new \LogicException('No attributes.');
        }
        return $this->_attributes;

    }

    /**
     * Get instance of self with attributes.
     *
     * @param Attributes $attribs
     */
    public function withAttributes(Attributes $attribs): self
    {
        $obj = clone $this;
        $obj->_attributes = $attribs;
        return $obj;
    }

    /**
     * Get self with extension request attribute.
     *
     * @param Extensions $extensions Extensions to request
     *
     * @return self
     */
    public function withExtensionRequest(Extensions $extensions): self
    {
        $obj = clone $this;
        if (!isset($obj->_attributes)) {
            $obj->_attributes = new Attributes();
        }
        $obj->_attributes = $obj->_attributes->withUnique(
        $obj->_attributes = $obj->_attributes->withUnique(
            Attribute::fromAttributeValues(
                new ExtensionRequestValue($extensions)));
        return $obj;
    }

    /**
     * Generate ASN.1 structure.
     *
     * @return Sequence
     */
    public function toASN1(): Sequence
    {
        $elements = [new Integer($this->_version),
            $this->_subject->toASN1(), $this->_subjectPKInfo->toASN1(), ];
        if (isset($this->_attributes)) {
            $elements[] = new ImplicitlyTaggedType(0,
                $this->_attributes->toASN1());
                                    toASN1());
        }
        return new Sequence(...$elements);
    }

    /**
     * Create signed CertificationRequest.
     *
     * @param SignatureAlgorithmIdentifier $algo         Algorithm used for signing
     * @param PrivateKeyInfo               $privkey_info Private key used for signing
     * @param null|Crypto                  $crypto       Crypto engine, use default if not set
     *
     * @return CertificationRequest
     */
    public function sign(SignatureAlgorithmIdentifier $algo,
        PrivateKeyInfo $privkey_info, ?Crypto $crypto = null): CertificationRequest
    {
        $crypto = $crypto ?? Crypto::getDefault();
        $data = $this->toASN1()->toDER();
        $signature = $crypto->sign($data, $privkey_info, $algo);
        return new CertificationRequest($this, $algo, $signature);
    }
}


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Branch — php72 (a7f01e)

CertificationRequestInfo::attributes() A

Complexity

Size

Duplication

Code Coverage

Importance

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