/**
* @param $json
* @return IJWKSet
* @throws InvalidJWKAlgorithm
* @throws JWKInvalidIdentifierException
*/
public static function fromJson($json)
{
$json = str_replace(array("\n", "\r", "\t"), '', trim($json));
$res = json_decode($json, true);
if (!isset($res[JWKSetParameters::Keys])) {
throw new JWKInvalidIdentifierException();
}
$keys = $res[JWKSetParameters::Keys];
$jwk_set = new JWKSet();
foreach ($keys as $key) {
$kty = @$key[JSONWebKeyParameters::KeyType];
$kid = @$key[JSONWebKeyParameters::KeyId];
$use = @$key[JSONWebKeyParameters::PublicKeyUse];
$alg = @$key[JSONWebKeyParameters::Algorithm];
if (empty($alg)) {
$alg = JSONWebSignatureAndEncryptionAlgorithms::RS256;
}
if (empty($kty) || empty($kid) || empty($use)) {
continue;
}
if (!in_array($kty, JSONWebKeyTypes::$supported_keys)) {
continue;
}
$n = @$key[RSAKeysParameters::Modulus];
$e = @$key[RSAKeysParameters::Exponent];
$x5c = @$key[PublicJSONWebKeyParameters::X_509CertificateChain];
if (is_null($x5c)) {
$x5c = array();
}
$x5u = @$key[PublicJSONWebKeyParameters::X_509Url];
$x5t = @$key[PublicJSONWebKeyParameters::X_509CertificateSHA_1_Thumbprint];
$x5t_S256 = @$key[PublicJSONWebKeyParameters::X_509CertificateSHA_256_Thumbprint];
$jwk = RSAJWKFactory::build(new RSAJWKParamsPublicKeySpecification($n, $e, $alg, $use, $x5c, $x5u, $x5t, $x5t_S256, $kid));
$jwk_set->addKey($jwk);
}
return $jwk_set;
}
public function testLoadFromJsonJWKSet()
{
$json_jwk_set = <<<JWK_SET
{
"keys":[
{
"kty":"RSA",
"n":"w9x1sXTkzuxJRHfLYdCv1DN2SsD90ufkSt_HOSjM7PSFsh-yGrqP85Hia2y_2bogz03L4GUrrGBXk8OlKxEK_U1QxhhRYyFKuyo2Y6jx2t8RXCE1duskyRikcEFMQtfacZiNeLlr_0SqlxQJBNgBi_e3g3UIFzyEXpRQS7X0AJ6xuRLT7-Nl1BT3QSB-cBsENgHb10zQNaOG3VnyNehrtofHzPyF4PO4q1dVK7qaqyjp50sX7ya7TXqG3e0dNV-vyIN5AVG-UKOGiON8XB9UQj0x4zWiIa7PYG298m6Jx_26ZLNU0RyF3kXbUzwDBdpOyhXjoyOwQ1V42BxDyqhaow",
"e":"AQAB",
"kid":"PHPOP-00S",
"use":"sig"
},
{"kty":"EC",
"crv":"P-256",
"x":"MKBCTNIcKUSDii11ySs3526iDZ8AiTo7Tu6KPAqv7D4",
"y":"4Etl6SRW2YiLUrN5vfvVHuhp7x8PxltmWWlbbM4IFyM",
"use":"enc",
"kid":"1"},
{"kty":"RSA",
"n": "0vx7agoebGcQSuuPiLJXZptN9nndrQmbXEps2aiAFbWhM78LhWx4cbbfAAtVT86zwu1RK7aPFFxuhDR1L6tSoc_BJECPebWKRXjBZCiFV4n3oknjhMstn64tZ_2W-5JsGY4Hc5n9yBXArwl93lqt7_RN5w6Cf0h4QyQ5v-65YGjQR0_FDW2QvzqY368QQMicAtaSqzs8KJZgnYb9c7d0zgdAZHzu6qMQvRL5hajrn1n91CbOpbISD08qNLyrdkt-bFTWhAI4vMQFh6WeZu0fM4lFd2NcRwr3XPksINHaQ-G_xBniIqbw0Ls1jF44-csFCur-kEgU8awapJzKnqDKgw",
"e":"AQAB",
"alg":"RS256",
"use":"enc",
"kid":"2011-04-29"},
{"kty":"RSA",
"use":"sig",
"kid":"1b94c",
"use":"enc",
"n":"vrjOfz9Ccdgx5nQudyhdoR17V-IubWMeOZCwX_jj0hgAsz2J_pqYW08PLbK_PdiVGKPrqzmDIsLI7sA25VEnHU1uCLNwBuUiCO11_-7dYbsr4iJmG0Qu2j8DsVyT1azpJC_NG84Ty5KKthuCaPod7iI7w0LK9orSMhBEwwZDCxTWq4aYWAchc8t-emd9qOvWtVMDC2BXksRngh6X5bUYLy6AyHKvj-nUy1wgzjYQDwHMTplCoLtU-o-8SNnZ1tmRoGE9uJkBLdh5gFENabWnU5m1ZqZPdwS-qo-meMvVfJb6jJVWRpl2SUtCnYG2C32qvbWbjZ_jBPD5eunqsIo1vQ",
"e":"AQAB",
"x5c":
[
"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"
]
}
]
}
JWK_SET;
$jwk_set = JWKSet::fromJson($json_jwk_set);
$this->assertTrue(!is_null($jwk_set));
$count = count($jwk_set->getKeys());
$this->assertTrue($count === 3);
$jwk = $jwk_set->getKeyById("2011-04-29");
$this->assertTrue(!is_null($jwk));
}