public function sign(Token $token)
{
$token->addHeader(new Algorithm($this->encryption->getAlgorithmName()));
$rawSignature = $this->getUnsignedValue($token);
$signature = $this->encryption->encrypt($rawSignature);
$token->setSignature($signature);
}
protected static function authorization()
{
$token = new Emarref\Jwt\Token();
$parameter = new Emarref\Jwt\HeaderParameter\Custom('typ', 'JWT');
$token->addHeader($parameter, true);
$token->addClaim(new Emarref\Jwt\Claim\Expiration(new \DateTime(self::$duration)));
$jwt = new Emarref\Jwt\Jwt();
$algorithm = new Emarref\Jwt\Algorithm\Hs256(self::$appSecret);
$encryption = Emarref\Jwt\Encryption\Factory::create($algorithm);
$serializedToken = $jwt->serialize($token, $encryption);
return $serializedToken;
}
/**
* @param string $jwt
* @return Token
*/
public function deserialize($jwt)
{
$token = new Token();
list($encodedHeader, $encodedPayload, $encodedSignature) = explode('.', $jwt);
$decodedHeader = $this->encoding->decode($encodedHeader);
$decodedPayload = $this->encoding->decode($encodedPayload);
$decodedSignature = $this->encoding->decode($encodedSignature);
foreach ($this->parseHeaders($decodedHeader) as $header) {
$token->addHeader($header);
}
foreach ($this->parsePayload($decodedPayload) as $claim) {
$token->addClaim($claim);
}
$token->setSignature($decodedSignature);
return $token;
}
/**
* @param string $jwt
*
* @return Token
* @throws \InvalidArgumentException
*/
public function deserialize($jwt)
{
$token = new Token();
if (empty($jwt)) {
throw new \InvalidArgumentException('Not a valid JWT string passed for deserialization');
}
list($encodedHeader, $encodedPayload, $encodedSignature) = array_pad(explode('.', $jwt, 3), 3, null);
$decodedHeader = $this->encoding->decode($encodedHeader);
$decodedPayload = $this->encoding->decode($encodedPayload);
$decodedSignature = $this->encoding->decode($encodedSignature);
foreach ($this->parseHeaders($decodedHeader) as $header) {
$token->addHeader($header);
}
foreach ($this->parsePayload($decodedPayload) as $claim) {
$token->addClaim($claim);
}
$token->setSignature($decodedSignature);
return $token;
}
