public function successAction()
{   

    $configkey = 'my_key';

    $SofortLib_Notification = new Notification();

    $TestNotification = $SofortLib_Notification->getNotification(file_get_contents('php://input'));

    echo $SofortLib_Notification->getTransactionId();
    echo '<br />';
    echo $SofortLib_Notification->getTime();
    echo '<br />';

    $SofortLibTransactionData = new TransactionData($configkey);

    $SofortLibTransactionData->addTransaction($TestNotification);

    $SofortLibTransactionData->setApiVersion('2.0');

    $SofortLibTransactionData->setTime('2012-11-14T18:00+02:00', '2012-12-13T00:00+02:00');
    $SofortLibTransactionData->setNumber(5, 1);

    $SofortLibTransactionData->sendRequest();

     echo '<pre>'; print_r($SofortLibTransactionData);
    //exit();
    $output = array();
    $methods = array(
        'getAmount' => '',
        'getAmountRefunded' => '',
        'getCount' => '',
        'getPaymentMethod' => '',
        'getConsumerProtection' => '',
        'getStatus' => '',
        'getStatusReason' => '',
        'getStatusModifiedTime' => '',
        'getLanguageCode' => '',
        'getCurrency' => '',
        'getTransaction' => '',
        'getSenderAccountNumber' => '',
        'getSenderBankCode' => '',
        'getSenderCountryCode' => '',
        'getSenderBankName' => '',
        'getSenderBic' => '',
        'getSenderIban' => '',
        );

    foreach($methods as $method => $params) {
        if(count($params) == 2) {
            $output[] = $method . ': ' . $SofortLibTransactionData->$method($params[0], $params[1]);
        } else if($params !== '') {
            $output[] = $method . ': ' . $SofortLibTransactionData->$method($params);
        } else {
            $output[] = $method . ': ' . $SofortLibTransactionData->$method();
        }
    }

    if($SofortLibTransactionData->isError()) {
        echo $SofortLibTransactionData->getError();
    } else {
        echo implode('<br />', $output);
    }

    // $sofortTans = new TransactionData;
    // echo '<pre>';print_r($sofortTans);
    // $viewModel = new ViewModel(array('status' => $sofortTans));
    // $viewModel->setTemplate('layout/pay_done');

    // return $viewModel;
}

                $configkey = 'my_config_key';

                $Sofortueberweisung = new SofortUeberWeisung($configkey);
    
                $Sofortueberweisung->setAmount($request->getPost('grandtotal_price'));
                $Sofortueberweisung->setCurrencyCode('EUR');
                $Sofortueberweisung->setReason('Single Coupon Order', 'Voucher Codes');
                $Sofortueberweisung->setSuccessUrl('http://localhost:8088/payment/success', false);
                $Sofortueberweisung->setCustomerprotection(true);

                $Sofortueberweisung->sendRequest();

                if($Sofortueberweisung->isError()) {
                // SOFORT-API didn't accept the data

                    echo $Sofortueberweisung->getError();
                } else {

                // get unique transaction-ID useful for check payment status
                    $transactionId = $Sofortueberweisung->getTransactionId();
                // buyer must be redirected to $paymentUrl else payment cannot be successfully completed!
                    $paymentUrl = $Sofortueberweisung->getPaymentUrl();
                    $this->redirect()->toUrl($paymentUrl);
                //header('Location: '.$paymentUrl);
                }

    public function sofyAction()
    {
        $args = [ 'config_key' => $this->getConfigKey() ];
        $sofy = new Api($args);
        
        $helper = $this->getServiceLocator()->get('ViewHelperManager')->get('ServerUrl');
        $successUrl = $helper($this->url()->fromRoute('sofort_response'));
        
        $params = [
            'amount' => 1500,
            'currency_code' => 'EUR',
            'reason' => 'Vouhcer Order',
            'success_url' => $successUrl,
            'customer_protection' => false,
            'notification_url' => 'MY_PRIVATE_RESPONSE_URL',
        ];
        
        $trans = $sofy->createTransaction($params);
        return $this->redirect()->toUrl($trans['payment_url']);
    }

$SofortLibTransactionData = new SofortLibTransactionData('yourapikey');
$SofortLibTransactionData->setTransaction('1234-456-789654-31321')->sendRequest();

    $configkey = env('SOFORT_API_KEY');

    $SofortLibPaycode = new Paycode($configkey);

    $SofortLibPaycode->setAmount(1.00)
       ->setLanguageCode('de')
        ->setCurrencyCode('EUR')
        ->setReason('sofort.com - Test', '8fb8400661')
        ->setSuccessUrl('http://lvh.me:8000/success')
        ->setSuccessLinkRedirect(1)
        ->setAbortUrl('http://lvh.me:8000/abort')
        ->setNotificationUrl('http://lvh.me:8000/notify')
        ->setUserVariable('Test123');

    $SofortLibPaycode->createPaycode();

"code" => "8016"
"message" => "Must be a valid URL."
"field" => "notification_urls.notification_url.1"

$output = array();
$methods = array(
    'getAmount' => '',
    'getAmountRefunded' => '',
    'getCount' => '',
    'getPaymentMethod' => '',
    'getConsumerProtection' => '',
    'getStatus' => '',
    'getStatusReason' => '',
    'getStatusModifiedTime' => '',
    'getLanguageCode' => '',
    'getCurrency' => '',
    'getTransaction' => '',
    'getReason' => array(0,0),
    'getUserVariable' => 0,
    'getTime' => '',
    'getProjectId' => '',
    'getRecipientHolder' => '',
    'getRecipientAccountNumber' => '',
    'getRecipientBankCode' => '',
    'getRecipientCountryCode' => '',
    'getRecipientBankName' => '',
    'getRecipientBic' => '',
    'getRecipientIban' => '',
    'getSenderHolder' => '',
    'getSenderAccountNumber' => '',
    'getSenderBankCode' => '',
    'getSenderCountryCode' => '',
    'getSenderBankName' => '',
    'getSenderBic' => '',
    'getSenderIban' => '',
);

foreach($methods as $method => $params) {
    if(count($params) == 2) {
        $output[] = $method . ': ' . $SofortLibTransactionData->$method($params[0], $params[1]);
    } else if($params !== '') {
        $output[] = $method . ': ' . $SofortLibTransactionData->$method($params);
    } else {
        $output[] = $method . ': ' . $SofortLibTransactionData->$method();
    }
}

<?php
// [...] $transaction = [...]

switch($transaction->getStatusReason()) {
	case "not_credited":
		// The money has not been received.
		echo 'Success: Accepted not_credited event.';
		break;
	case ("not_credited_yet" || "sofort_bank_account_needed"):
		// The money has not yet been received.
		echo 'Success: Accepted not_credited_yet event.';
		break;
	case "credited":
		// The money has been received.
		echo 'Success: Accepted credited event.';
		break;
	case "compensation":
		// The money has been refunded (partial refund).
		echo 'Success: Accepted compensation event.';
		break;
	case "refunded":
		// The money has been refunded (complete refund of total amount).
		echo 'Success: Accepted refunded event.';
		break;
}