/**
* @param resource $res
*
* @throws \Exception
*
* @return array
*/
public static function loadKeyFromResource($res)
{
$details = openssl_pkey_get_details($res);
if (!is_array($details)) {
throw new \Exception('Unable to get details of the key');
}
if (array_key_exists('ec', $details)) {
$pem = $details['key'];
try {
openssl_pkey_export($res, $pem);
} catch (\Exception $e) {
// Public keys cannot be exported with openssl_pkey_export
}
$ec_key = new ECKey($pem);
return $ec_key->toArray();
} elseif (array_key_exists('rsa', $details)) {
return self::loadRSAKey($details['rsa']);
}
throw new \Exception('Unsupported key type');
}
/**
* @param string $kid The key ID
* @param array $values Array of values that represent a key
* @param array $additional_values Add additional parameters to your key ('alg'=>'RS256'...)
*
* @return $this
*/
public function loadKeyFromValues($kid, array $values, array $additional_values = [])
{
if (!array_key_exists('kty', $values)) {
throw new \InvalidArgumentException('Unable to determine the key type');
}
/*
* @var \Jose\JWKInterface[]
*/
$keys = [];
switch ($values['kty']) {
case 'RSA':
$rsa = new RSAKey($values);
if ($rsa->isPrivate()) {
$keys['private'] = $this->getJWKManager()->createJWK(array_merge($rsa->toArray(), $additional_values));
}
$keys['public'] = $this->getJWKManager()->createJWK(array_merge(RSAKey::toPublic($rsa)->toArray(), $additional_values));
break;
case 'EC':
$rsa = new ECKey($values);
if ($rsa->isPrivate()) {
$keys['private'] = $this->getJWKManager()->createJWK(array_merge($rsa->toArray(), $additional_values));
}
$keys['public'] = $this->getJWKManager()->createJWK(array_merge(ECKey::toPublic($rsa)->toArray(), $additional_values));
break;
case 'oct':
$keys['asymmetric'] = $this->getJWKManager()->createJWK(array_merge($values, $additional_values));
break;
case 'dir':
$keys['direct'] = $this->getJWKManager()->createJWK(array_merge($values, $additional_values));
break;
case 'none':
break;
default:
throw new \InvalidArgumentException('Unsupported key type');
}
foreach ($keys as $name => $jwk) {
if (is_null($jwk->getKeyID())) {
$jwk->setValue('kid', $kid);
}
$this->addKeyInKeySet($name, $jwk);
}
return $this;
}
/**
* @param \SpomkyLabs\Jose\KeyConverter\ECKey $private
*
* @return \SpomkyLabs\Jose\KeyConverter\ECKey
*/
public static function toPublic(ECKey $private)
{
$data = $private->toArray();
if (array_key_exists('d', $data)) {
unset($data['d']);
}
return new self($data);
}
