AuthCode::confirmAction

public function confirmAction($code, $signedData)
{
	global $USER;

	try
	{
		$params = ComponentParameterSigner::unsignParameters(self::SIGNATURE_SALT, $signedData);
	}
	catch(MainSystemException $e)
	{
		$this->addError(new MainError(Loc::getMessage("main_authcode_incorrect_request"), "ERR_SIGNATURE"));
		return null;
	}

	if(!preg_match('/^[0-9]{6}$/', $code))
	{
		$this->addError(new MainError(Loc::getMessage("main_authcode_incorrect_code"), "ERR_FORMAT_CODE"));
		return null;
	}

	$context = new MainAuthenticationContext();
	$context->setUserId($params["userId"]);

	$shortCode = new MainAuthenticationShortCode($context);

	$result = $shortCode->verify($code);

	if($result->isSuccess())
	{
		$codeUser = $shortCode->getUser();
		if(!$USER->IsAuthorized() && $codeUser->getActive() && !$codeUser->getBlocked())
		{
			if(MainLoader::includeModule("security"))
			{
				if(MfaOtp::verifyUser(["USER_ID" => $params["userId"]]) == false)
				{
					$this->addError(new MainError(Loc::getMessage("main_authcode_otp_required"), 'ERR_OTP_REQUIRED'));

					$this->checkOtpCaptcha();

					return null;
				}
			}
			$USER->Authorize($params["userId"]);
		}
		return true;
	}
	else
	{
		//replace the error message with the more specific one
		if($result->getErrorCollection()->getErrorByCode("ERR_CONFIRM_CODE") !== null)
		{
			$this->addError(new MainError(Loc::getMessage("main_authcode_incorrect_code_input"), 'ERR_CONFIRM_CODE'));
		}
		if($result->getErrorCollection()->getErrorByCode("ERR_RETRY_COUNT") !== null)
		{
			$this->addError(new MainError(Loc::getMessage("main_authcode_retry_count"), "ERR_RETRY_COUNT"));
		}
		return null;
	}
}