void verify(vmime::shared_ptr <vmime::security::cert::certificateChain> chain, const vmime::string& hostname)
	{
		try
		{
			setX509TrustedCerts(m_trustedCerts);

			defaultCertificateVerifier::verify(chain, hostname);
		}
		catch (vmime::exceptions::certificate_verification_exception&)
		{
			// Obtain subject's certificate
			vmime::shared_ptr <vmime::security::cert::certificate> cert = chain->getAt(0);

			std::cout << std::endl;
			std::cout << "Server sent a '" << cert->getType() << "'" << " certificate." << std::endl;
			std::cout << "Do you want to accept this certificate? (Y/n) ";
			std::cout.flush();

			std::string answer;
			std::getline(std::cin, answer);

			if (answer.length() != 0 &&
			    (answer[0] == 'Y' || answer[0] == 'y'))
			{
				// Accept it, and remember user's choice for later
				if (cert->getType() == "X.509")
				{
					m_trustedCerts.push_back(vmime::dynamicCast
						<vmime::security::cert::X509Certificate>(cert));

					setX509TrustedCerts(m_trustedCerts);
					defaultCertificateVerifier::verify(chain, hostname);
				}

				return;
			}

			throw vmime::exceptions::certificate_verification_exception
				("User did not accept the certificate.");
		}
	}
void SimpleCertificateVerifier::verify(vmime::shared_ptr <vmime::security::cert::certificateChain> chain, const vmime::string& hostname)
{
  try
  {
    setX509TrustedCerts(m_trustedCerts);

    defaultCertificateVerifier::verify(chain, hostname);
  }
  catch (vmime::security::cert::certificateException&)
  {
    // Obtain subject's certificate
    vmime::shared_ptr <vmime::security::cert::certificate> cert = chain->getAt(0);

    // Accept it, and remember user's choice for later
    if (cert->getType() == "X.509")
    {
      m_trustedCerts.push_back(vmime::dynamicCast
                               <vmime::security::cert::X509Certificate>(cert));

      setX509TrustedCerts(m_trustedCerts);
      defaultCertificateVerifier::verify(chain, hostname);
    }
  }
}
	void verify(vmime::ref <vmime::security::cert::certificateChain> chain)
	{
		try
		{
			setX509TrustedCerts(m_trustedCerts);

			defaultCertificateVerifier::verify(chain);
		}
		catch (vmime::exceptions::certificate_verification_exception&)
		{
			// Obtain subject's certificate
			vmime::ref <vmime::security::cert::certificate> cert = chain->getAt(0);


            // Accept it, and remember user's choice for later
            if (cert->getType() == "X.509")
            {
                m_trustedCerts.push_back(cert.dynamicCast
                    <vmime::security::cert::X509Certificate>());
            }

		}
	}