Paranoia\Payment\Adapter\Gvp::getTransactionHash PHP Method

    private function getTransactionHash(Request $request, $password, $transactionType)
    {
        $orderId = $this->formatOrderId($request->getOrderId());
        $terminalId = $this->configuration->getTerminalId();
        $cardNumber = $this->isCardNumberRequired($transactionType) ? $request->getCardNumber() : '';
        $amount = $this->isAmountRequired($transactionType) ? $this->formatAmount($request->getAmount()) : '1';
        $securityData = $this->getSecurityHash($password);
        return strtoupper(sha1(sprintf('%s%s%s%s%s', $orderId, $terminalId, $cardNumber, $amount, $securityData)));
    }