private function exchangeCodeForAccessToken()
{
$link = new Link(Graph::getGraphUrl('oauth/access_token'));
$link->addQueryParameter('client_id', $this->config->getAppID());
$link->addQueryParameter('client_secret', $this->config->getAppSecret());
$link->addQueryParameter('code', $this->getCode());
$link->addQueryParameter('redirect_uri', $this->getRedirectUrl());
$request = new RequestMaker(Method::METHOD_GET, $link);
$request->setSecurityCertificate(__DIR__ . '/Certificates/DigiCertHighAssuranceEVRootCA.pem');
$transporter = $this->getTransporter($request);
$transporter->send();
$this->response = $transporter->getResponse();
$this->responseData = json_decode($this->response->getBody());
}
public function setPostParameter($key, $value)
{
parent::setPostParameter($key, $value);
$this->prepare();
}
