MrPrompt\Cielo\Cliente::setSslCertificate PHP Метод

    public function setSslCertificate($sslCertificate = '')
    {
        if (!is_string($sslCertificate) || trim($sslCertificate) != '' && !is_readable($sslCertificate)) {
            throw new InvalidArgumentException('Parâmetro inválido.');
        }
        if ($sslCertificate != '') {
            $this->httpClient->setSslVerification($sslCertificate, true, 2);
        } else {
            $this->httpClient->setSslVerification(false);
        }
        return $this;
    }