RestClient::register

protected function register()
{
	$result = new Result();
	$httpClient = new HttpClient();

	$queryParams = array(
		"scope" => static::SCOPE,
		"redirect_uri" => static::getRedirectUri(),
	);

	$queryParams = static::signLicenseRequest($queryParams, static::getLicense());
	$host = $this->getServiceHost();
	$postResult = $httpClient->post($host.static::REGISTER_URI, $queryParams);

	if ($postResult === false)
	{
		$result->addError(new Error(implode("n", $httpClient->getError()), static::ERROR_SERVICE_UNAVAILABLE));
		return $result;
	}

	try
	{
		$jsonResult = Json::decode($postResult);
	}
	catch(Exception $e)
	{
		$result->addError(new Error($e->getMessage()));
		return $result;
	}

	if (!empty($jsonResult["error"]))
	{
		$result->addError(new Error($jsonResult["error"], static::ERROR_WRONG_LICENSE));
	}
	else
	{
		$result->addData($jsonResult);
	}

	return $result;
}