/**
* Validates a token based on $value, the user session, and the private key.
*
* @param string $token
* The token to be validated.
* @param string $value
* (optional) An additional value to base the token on.
*
* @return bool
* TRUE for a valid token, FALSE for an invalid token.
*/
public function validate($token, $value = '')
{
$seed = $this->sessionMetadata->getCsrfTokenSeed();
if (empty($seed)) {
return FALSE;
}
return $token === $this->computeToken($seed, $value);
}
