JWX\JWK\Asymmetric\PrivateKeyJWK

Complexity

Total Complexity

4

Size/Duplication

Total Lines	43
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	1

4 Methods

Rating	Name	Duplication	Size	Complexity
	publicKey()	0	1	?
	toPEM()	0	1	?
A	fromPrivateKey()	0	9	3
A	fromPrivateKeyInfo()	0	3	1

<?php

namespace JWX\JWK\Asymmetric;

use CryptoUtil\ASN1\EC\ECPrivateKey;
use CryptoUtil\ASN1\PrivateKey;
use CryptoUtil\ASN1\PrivateKeyInfo;
use CryptoUtil\ASN1\RSA\RSAPrivateKey;
use CryptoUtil\PEM\PEM;
use JWX\JWK\EC\ECPrivateKeyJWK;
use JWX\JWK\JWK;
use JWX\JWK\RSA\RSAPrivateKeyJWK;


/**
 * Base class for JWK private keys of an asymmetric key pairs.
 */
abstract class PrivateKeyJWK extends JWK
{
	/**
	 * Get the public key component of the asymmetric key pair.
	 *
	 * @return PublicKeyJWK
	 */
	abstract public function publicKey();
	
	/**
	 * Convert private key to PEM.
	 *
	 * @return PEM
	 */
	abstract public function toPEM();
	
	/**
	 * Initialize from a PrivateKey object.
	 *
	 * @param PrivateKey $priv_key Private key
	 * @throws \UnexpectedValueException
	 * @return self
	 */
	public static function fromPrivateKey(PrivateKey $priv_key) {
		if ($priv_key instanceof RSAPrivateKey) {
			return RSAPrivateKeyJWK::fromRSAPrivateKey($priv_key);
		}
		if ($priv_key instanceof ECPrivateKey) {
			return ECPrivateKeyJWK::fromECPrivateKey($priv_key);
		}
		throw new \UnexpectedValueException("Unsupported private key.");
	}
	
	/**
	 * Initialize from a PrivateKeyInfo object.
	 *
	 * @param PrivateKeyInfo $pki PrivateKeyInfo
	 * @return self
	 */
	public static function fromPrivateKeyInfo(PrivateKeyInfo $pki) {
		return self::fromPrivateKey($pki->privateKey());
	}
}