class Api_Controller extends Controller {

    /**
     * Starting point
     */
    public function index()
    {
        // Disables CSRF validation for API requests
        Validation::$is_api_request = TRUE;

        // Instantiate the API service
        $api_service = new Api_Service();

        // Run the service
        $api_service->run_service();

        // Avoid caching
        header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
        header("Expires: Sat, 26 Jul 1997 05:00:00 GMT"); // Date in the past

        $callback = '';
        $resp = "";
        if ($api_service->get_response_type() == 'jsonp')
        {
            header("Content-type: application/json; charset=utf-8");
            $resp = $callback.'('.$api_service->get_response().')';
        }
        elseif ($api_service->get_response_type() == 'xml')
        {
            header("Content-type: text/xml");
            $resp = $api_service->get_response();
        }
        else
        {
            header("Content-type: application/json; charset=utf-8");
            $resp =  $api_service->get_response();
        }

        print $resp;

    }
}