//Set basic info
$bankPaymentGateway
            ->setMerchantName('Your company name')
            ->setMerchantAddress('Your company address')
            ->setMerchantUrl('http://' . $_SERVER['HTTP_HOST'])
            ->setTimezoneName('Europe/Chisinau')
            ->setLanguage('ro')
            ->setCountryCode('md')
            ->setBackRefUrl('https://' . $_SERVER['HTTP_HOST'] . '/after-payment')
;

//Set security options - provided by the bank
$bankPaymentGateway
            ->setSecurityOptions($signatureFirst, $signaturePrefix, $signaturePadding, $publicKeyPath, $privateKeyPath, $bankPublicKeyPath)
;

//Request payment authorization - redirects to the banks page
$bankPaymentGateway
            ->requestAuthorization($amount, $code, $paymentDescription, $email)
;

$bankResponse       = $bankPaymentGateway->getResponseObject($_POST);

if (!$bankResponse->isValid())
    throw new Victoriabank\Exception('Invalid bank Auth response');

switch ($bankResponse::TRX_TYPE) {

    case Victoriabank::TRX_TYPE_AUTHORIZATION:

        $amount         = $bankResponse->{Victoriabank\Authorization_Response::AMOUNT};
        $bankOrderCode  = $bankResponse->{Victoriabank\Response::ORDER};
        $rrn            = $bankResponse->{Victoriabank\Response::RRN};
        $intRef         = $bankResponse->{Victoriabank\Response::INT_REF};

        #Funds locked on bank side - transfer the product/service to the customer and request completion
        $bankPaymentGateway->requestCompletion($amount, $bankOrderCode, $rrn, $intRef);

        break;

    case Victoriabank::TRX_TYPE_COMPLETION:
        #Funds successfully transferred on bank side
        break;

    case Victoriabank::TRX_TYPE_REVERSAL:
        #Reversal successfully applied on bank size
        break;

    default:
        throw new Exception('Unknown bank response transaction type');
}

"repositories": [
    {
        "type": "vcs",
        "url": "https://github.com/TerranetMD/php-victoriabank-payment"
    }
]

composer update

git clone https://github.com/TerranetMD/php-victoriabank-payment