/**
  * Updates the authentication credentials, the authentication manager needs to authenticate this token.
  * This could be a username/password from a login controller.
  * This method is called while initializing the security context. By returning TRUE you
  * make sure that the authentication manager will (re-)authenticate the tokens with the current credentials.
  * Note: You should not persist the credentials!
  *
  * @param ActionRequest $actionRequest The current request instance
  * @throws \InvalidArgumentException
  * @return boolean TRUE if this token needs to be (re-)authenticated
  */
 public function updateCredentials(ActionRequest $actionRequest)
 {
     if ($actionRequest->getHttpRequest()->getMethod() !== 'GET' || $actionRequest->getInternalArgument('__oauth2Provider') !== $this->authenticationProviderName) {
         return;
     }
     if (!$actionRequest->hasArgument('code')) {
         $this->setAuthenticationStatus(TokenInterface::WRONG_CREDENTIALS);
         $this->securityLogger->log('There was no argument `code` provided.', LOG_NOTICE);
         return;
     }
     $code = $actionRequest->getArgument('code');
     $redirectUri = $this->oauthUriBuilder->getRedirectionEndpointUri($this->authenticationProviderName);
     try {
         $this->credentials['accessToken'] = $this->tokenEndpoint->requestAuthorizationCodeGrantAccessToken($code, $redirectUri);
         $this->setAuthenticationStatus(TokenInterface::AUTHENTICATION_NEEDED);
     } catch (Exception $exception) {
         $this->setAuthenticationStatus(TokenInterface::WRONG_CREDENTIALS);
         $this->securityLogger->logException($exception);
         return;
     }
 }
 /**
  * @param string $providerName The name of the authentication provider as defined in the Settings
  * @return string
  */
 public function render($providerName)
 {
     return $this->oauthUriBuilder->getAuthorizationUri($providerName);
 }