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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\Object; |
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use Assert\Assertion; |
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use Base64Url\Base64Url; |
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/** |
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* Class JWK. |
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*/ |
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final class JWK implements JWKInterface |
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{ |
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/** |
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* @var array |
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*/ |
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private $values = []; |
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/** |
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* JWK constructor. |
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* |
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* @param array $values |
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*/ |
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public function __construct(array $values = []) |
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{ |
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Assertion::keyExists($values, 'kty', 'The parameter "kty" is mandatory.'); |
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$this->values = $values; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function jsonSerialize() |
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{ |
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return $this->getAll(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function get($key) |
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{ |
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if ($this->has($key)) { |
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return $this->values[$key]; |
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} |
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throw new \InvalidArgumentException(sprintf('The value identified by "%s" does not exist.', $key)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function has($key) |
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{ |
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return array_key_exists($key, $this->getAll()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getAll() |
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{ |
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return $this->values; |
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} |
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public function thumbprint($hash_algorithm) |
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{ |
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Assertion::inArray($hash_algorithm, hash_algos(), sprintf('Hash algorithm "%s" is not supported', $hash_algorithm)); |
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$values = array_intersect_key($this->getAll(), array_flip(['kty', 'n', 'e', 'crv', 'x', 'y', 'k'])); |
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ksort($values); |
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$input = json_encode($values); |
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return Base64Url::encode(hash($hash_algorithm, $input, true)); |
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} |
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/** |
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* @return \Jose\Object\JWKInterface |
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*/ |
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public function toPublic() |
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{ |
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$values = $this->getAll(); |
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$values = array_diff_key($values, array_flip(['p', 'd', 'q', 'dp', 'dq', 'qi'])); |
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return new self($values); |
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} |
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} |
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Spomky-Labs /
jose
