/**
* Verify grant type
* @throws UnauthorizedClientException
* @throws InvalidGrantTypeException
*/
protected function verifyGrantType()
{
$grantType = $this->input->getParameter(self::GRANT_TYPE_KEY);
if (!$grantType) {
throw new InvalidGrantTypeException();
}
if (!$this->clientStorage->canUseGrantType($this->getClient()->getId(), $grantType)) {
throw new UnauthorizedClientException();
}
}
/**
* On presenter startup
*/
protected function startup()
{
parent::startup();
$this->client = $this->clientStorage->getClient($this->getParameter(GrantType::CLIENT_ID_KEY), $this->getParameter(GrantType::CLIENT_SECRET_KEY));
}
