class ESService
{
    public $request;
    public $method;
    public $url;
    public $response;

    public function __construct()
    {
        $this->url = Yii::app()->params['service'].'/webresources/uin/generate';
    }

 // Возвращает тип запроса
public function getRequestType()
{
    $this->method = Yii::app()->request->getRequestType();
    return $this->method;
}
//Возвращает тело запроса
public function getRawBody()
{
    $this->request = Yii::app()->request->getRawBody();
    return $this->request;
}
//Получение ответа от внешнего сервиса
public function getResponse($method, $request)
{

    switch ($method) {
        case 'GET':
            $response = Yii::app()->httpClient->get($this->url,
                array('content-type' => 'application/json'), array('exceptions' => false))->getBody();
            break;
        case 'POST':
            $response = Yii::app()->httpClient->post($this->url,
                array('content-type' => 'application/json'), $request, array('exceptions' => false))->getBody();
            break;
    }
    return $response;
}

}