Issue #3270758 by abramm: Store payment methods for anonymous users as not...

    $payment_method->card_number = $remote_payment_method['last_digits'];

    $payment_method->card_exp_month = $remote_payment_method['expiration_month'];

    $payment_method->card_exp_year = $remote_payment_method['expiration_year'];

    $remote_id = $remote_payment_method['id'];

    $expires = CreditCard::calculateExpirationTimestamp($remote_payment_method['expiration_month'], $remote_payment_method['expiration_year']);

    $payment_method->setRemoteId($remote_id);

    $payment_method->setRemoteId($remote_payment_method['id']);

    if (isset($remote_payment_method['token'])) {

      // Handle one-time / non-reusable card.

      $payment_method->setRemoteId($remote_payment_method['token']);

      $payment_method->setReusable(FALSE);

    }

    $payment_method->setExpiresTime($expires);

    $payment_method->save();

  }

   *

   * @return array

   *   The payment method information returned by the gateway. Notable keys:

   *   - id: The remote ID. This could be either one-time token (for anonymous)

   *     or the stored card ID.

   *   - id: The remote card ID. This is a remote REUSABLE card object ID which

   *     should be only used for authorized users.

   *   - token: The ONE TIME card token.

   *   Credit card specific keys:

   *   - card_type: The card type.

   *   - last4: The last 4 digits of the credit card number.

        $this->configuration['secret_key']

      );

      $cardByToken = $existingCard['card'];

      // TODO: Pass token instead of card ID?

      $cardByToken['id'] = $payment_details['omise_token'];

      $cardByToken['token'] = $payment_details['omise_token'];

      return $cardByToken;

    }