EP_API::elasticsearch_can_connect PHP Method

    public function elasticsearch_can_connect()
    {
        $host = ep_get_host();
        if (empty($host)) {
            return false;
        }
        $request_args = array('headers' => $this->format_request_headers());
        $request = wp_remote_request($host, apply_filters('ep_es_can_connect_args', $request_args));
        if (!is_wp_error($request)) {
            if (isset($request['response']['code']) && 200 === $request['response']['code']) {
                return true;
            }
        }
        return false;
    }