/**
* Performs an authentication attempt
*
* @return \Zend\Authentication\Result
* @throws \Zend\Authentication\Adapter\Exception\ExceptionInterface If authentication cannot be performed
*/
public function authenticate()
{
$code = $this->getMvcEvent()->getRequest()->getQuery('code');
if (!$code) {
return new Result($this->authenticationService, Result::FAILURE_CREDENTIAL_INVALID, array(), array("No 'code' available"));
}
try {
$provider = $this->getProvider();
$token = $provider->getAccessToken('authorization_code', ['code' => $code]);
$userProfile = $provider->getUserDetails($token);
$res = new OAuth2Result($this->authenticationService, Result::SUCCESS, $userProfile->uid);
$res->setUserProfile($this->createUserProfile($userProfile));
$res->setAccessToken($token->accessToken);
$res->setRefreshToken($token->refreshToken);
$res->setExpiresIn($token->expires);
return $res;
} catch (\Exception $e) {
return new Result($this->authenticationService, Result::FAILURE_CREDENTIAL_INVALID, $code, array($e->getMessage()));
}
}
