/**
* Signs the data
*
* @param Signer $signer
* @param string $key
*
* @return Builder
*/
public function sign(Signer $signer, $key)
{
$signer->modifyHeader($this->headers);
$this->signature = $signer->sign($this->getToken()->getPayload(), $key);
return $this;
}
/**
* Verify if the key matches with the one that created the signature
*
* @param Signer $signer
* @param string $key
*
* @return boolean
*
* @throws BadMethodCallException When token is not signed
*/
public function verify(Signer $signer, $key)
{
if ($this->signature === null) {
throw new BadMethodCallException('This token is not signed');
}
if ($this->headers['alg'] !== $signer->getAlgorithmId()) {
return false;
}
return $this->signature->verify($signer, $this->getPayload(), $key);
}