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<?php |
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/* |
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* The MIT License (MIT) |
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* |
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* Copyright (c) 2014-2016 Spomky-Labs |
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* |
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* This software may be modified and distributed under the terms |
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* of the MIT license. See the LICENSE file for details. |
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*/ |
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namespace Jose; |
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use Assert\Assertion; |
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use Jose\Factory\JWEFactory; |
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use Jose\Factory\JWSFactory; |
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use Jose\Object\JWKInterface; |
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final class JWTCreator |
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{ |
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/** |
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* @var \Jose\EncrypterInterface|null |
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*/ |
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private $encrypter = null; |
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/** |
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* @var \Jose\SignerInterface |
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*/ |
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private $signer; |
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/** |
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* JWTCreator constructor. |
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* |
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* @param \Jose\SignerInterface $signer |
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*/ |
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public function __construct(SignerInterface $signer) |
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{ |
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$this->signer = $signer; |
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} |
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/** |
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* @param \Jose\EncrypterInterface $encrypter |
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*/ |
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public function enableEncryptionSupport(EncrypterInterface $encrypter) |
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{ |
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$this->encrypter = $encrypter; |
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} |
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/** |
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* @param mixed $payload |
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* @param array $signature_protected_headers |
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* @param \Jose\Object\JWKInterface $signature_key |
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* |
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* @return string |
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*/ |
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public function sign($payload, array $signature_protected_headers, JWKInterface $signature_key) |
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{ |
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$jws = JWSFactory::createJWS($payload); |
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$jws = $jws->addSignatureInformation($signature_key, $signature_protected_headers); |
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$this->signer->sign($jws); |
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return $jws->toCompactJSON(0); |
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} |
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/** |
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* @param string $payload |
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* @param array $encryption_protected_headers |
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* @param \Jose\Object\JWKInterface $encryption_key |
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* |
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* @return string |
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*/ |
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public function encrypt($payload, array $encryption_protected_headers, JWKInterface $encryption_key) |
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{ |
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Assertion::true($this->isEncryptionSupportEnabled(), 'The encryption support is not enabled'); |
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$jwe = JWEFactory::createJWE($payload, $encryption_protected_headers); |
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$jwe = $jwe->addRecipientInformation($encryption_key); |
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$this->encrypter->encrypt($jwe); |
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return $jwe->toCompactJSON(0); |
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} |
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/** |
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* @param mixed $payload |
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* @param array $signature_protected_headers |
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* @param \Jose\Object\JWKInterface $signature_key |
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* @param array $encryption_protected_headers |
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* @param \Jose\Object\JWKInterface $encryption_key |
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* |
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* @return string |
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*/ |
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public function signAndEncrypt($payload, array $signature_protected_headers, JWKInterface $signature_key, array $encryption_protected_headers, JWKInterface $encryption_key) |
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{ |
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$jws = $this->sign($payload, $signature_protected_headers, $signature_key); |
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$jwe = $this->encrypt($jws, $encryption_protected_headers, $encryption_key); |
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return $jwe; |
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} |
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/** |
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* @return string[] |
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*/ |
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public function getSupportedSignatureAlgorithms() |
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{ |
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return $this->signer->getSupportedSignatureAlgorithms(); |
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} |
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/** |
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* @return string[] |
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*/ |
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public function getSupportedKeyEncryptionAlgorithms() |
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{ |
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return false === $this->isEncryptionSupportEnabled() ? [] : $this->encrypter->getSupportedKeyEncryptionAlgorithms(); |
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} |
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/** |
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* @return string[] |
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*/ |
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public function getSupportedContentEncryptionAlgorithms() |
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{ |
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return false === $this->isEncryptionSupportEnabled() ? [] : $this->encrypter->getSupportedContentEncryptionAlgorithms(); |
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} |
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/** |
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* @return string[] |
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*/ |
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public function getSupportedCompressionMethods() |
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{ |
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return false === $this->isEncryptionSupportEnabled() ? [] : $this->encrypter->getSupportedCompressionMethods(); |
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} |
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/** |
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* @return bool |
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*/ |
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public function isEncryptionSupportEnabled() |
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{ |
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return null !== $this->encrypter; |
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} |
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} |
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