OpenCart 🇺🇦

if ($this->config->get('sagepay_direct_test') == 'live') {
	$url = 'https://live.sagepay.com/gateway/service/vspdirect-register.vsp';
} elseif ($this->config->get('sagepay_direct_test') == 'test') {
	$url = 'https://test.sagepay.com/gateway/service/vspdirect-register.vsp';		
} elseif ($this->config->get('sagepay_direct_test') == 'sim') {
	$url = 'https://test.sagepay.com/Simulator/VSPDirectGateway.asp';
}

$this->load->model('checkout/order');

$order_info = $this->model_checkout_order->getOrder($this->session->data['order_id']);

$data = array();

$data['VPSProtocol'] = '2.23';
$data['ReferrerID'] = 'E511AF91-E4A0-42DE-80B0-09C981A3FB61';
$data['Vendor'] = $this->config->get('sagepay_direct_vendor');
$data['VendorTxCode'] = $this->session->data['order_id'];
$data['Amount'] = $this->currency->format($order_info['total'], $order_info['currency_code'], 1.00000, false);
$data['Currency'] = $this->currency->getCode();
$data['Description'] = substr($this->config->get('config_name'), 0, 100);
$data['CardHolder'] = $this->request->post['cc_owner'];
$data['CardNumber'] = $this->request->post['cc_number'];
$data['ExpiryDate'] = $this->request->post['cc_expire_date_month'] . substr($this->request->post['cc_expire_date_year'], 2);
$data['CardType'] = $this->request->post['cc_type'];
$data['TxType'] = $this->config->get('sagepay_direct_transaction');
$data['StartDate'] = $this->request->post['cc_start_date_month'] . substr($this->request->post['cc_start_date_year'], 2);
$data['IssueNumber'] = $this->request->post['cc_issue'];
$data['CV2'] = $this->request->post['cc_cvv2'];

$data['BillingSurname'] = substr($order_info['payment_lastname'], 0, 20);
$data['BillingFirstnames'] = substr($order_info['payment_firstname'], 0, 20);
$data['BillingAddress1'] = substr($order_info['payment_address_1'], 0, 100);

if ($order_info['payment_address_2']) {
	$data['BillingAddress2'] = $order_info['payment_address_2'];
}

$data['BillingCity'] = substr($order_info['payment_city'], 0, 40);
$data['BillingPostCode'] = substr($order_info['payment_postcode'], 0, 10);
$data['BillingCountry'] = $order_info['payment_iso_code_2'];

if ($order_info['payment_iso_code_2'] == 'US') {
	$data['BillingState'] = $order_info['payment_zone_code'];
}

$data['BillingPhone'] = substr($order_info['telephone'], 0, 20);

if ($this->cart->hasShipping()) {
	$data['DeliverySurname'] = substr($order_info['shipping_lastname'], 0, 20);
	$data['DeliveryFirstnames'] = substr($order_info['shipping_firstname'], 0, 20);
	$data['DeliveryAddress1'] = substr($order_info['shipping_address_1'], 0, 100);

	if ($order_info['shipping_address_2']) {
		$data['DeliveryAddress2'] = $order_info['shipping_address_2'];
	}		

	$data['DeliveryCity'] = substr($order_info['shipping_city'], 0, 40);
	$data['DeliveryPostCode'] = substr($order_info['shipping_postcode'], 0, 10);
	$data['DeliveryCountry'] = $order_info['shipping_iso_code_2'];

	if ($order_info['shipping_iso_code_2'] == 'US') {
		$data['DeliveryState'] = $order_info['shipping_zone_code'];
	}

	$data['CustomerName'] = substr($order_info['firstname'] . ' ' . $order_info['lastname'], 0, 100);
	$data['DeliveryPhone'] = substr($order_info['telephone'], 0, 20);
} else {
	$data['DeliveryFirstnames'] = $order_info['payment_firstname'];
	$data['DeliverySurname'] = $order_info['payment_lastname'];
	$data['DeliveryAddress1'] = $order_info['payment_address_1'];

	if ($order_info['payment_address_2']) {
		$data['DeliveryAddress2'] = $order_info['payment_address_2'];
	}

	$data['DeliveryCity'] = $order_info['payment_city'];
	$data['DeliveryPostCode'] = $order_info['payment_postcode'];
	$data['DeliveryCountry'] = $order_info['payment_iso_code_2'];

	if ($order_info['payment_iso_code_2'] == 'US') {
		$data['DeliveryState'] = $order_info['payment_zone_code'];
	}

	$data['DeliveryPhone'] = $order_info['telephone'];			
}		

$data['CustomerEMail'] = substr($order_info['email'], 0, 255);
$data['Apply3DSecure'] = '0';
$data['ClientIPAddress'] = $this->request->server['REMOTE_ADDR'];

$curl = curl_init($url);

curl_setopt($curl, CURLOPT_PORT, 443);
curl_setopt($curl, CURLOPT_HEADER, 0);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_FORBID_REUSE, 1);
curl_setopt($curl, CURLOPT_FRESH_CONNECT, 1);
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($data));

$response = curl_exec($curl);

curl_close($curl);

$data = array();

$response_info = explode(chr(10), $response);

foreach ($response_info as $string) {
	if (strpos($string, '=')) {
		$parts = explode('=', $string, 2);

		$data[trim($parts[0])] = trim($parts[1]);
	}
}

$json = array();

if ($data['Status'] == '3DAUTH') {
	$json['ACSURL'] = $data['ACSURL'];
	$json['MD'] = $data['MD'];
	$json['PaReq'] = $data['PAReq'];
	$json['TermUrl'] = $this->url->link('payment/sagepay_direct/callback');
} elseif ($data['Status'] == 'OK' || $data['Status'] == 'AUTHENTICATED' || $data['Status'] == 'REGISTERED') {
	$this->model_checkout_order->confirm($this->session->data['order_id'], $this->config->get('config_order_status_id'));

	$message = '';

	if (isset($data['TxAuthNo'])) {
		$message .= 'TxAuthNo: ' . $data['TxAuthNo'] . "\n";
	}

	if (isset($data['AVSCV2'])) {
		$message .= 'AVSCV2: ' . $data['AVSCV2'] . "\n";
	}

	if (isset($data['AddressResult'])) {
		$message .= 'AddressResult: ' . $data['AddressResult'] . "\n";
	}

	if (isset($data['PostCodeResult'])) {
		$message .= 'PostCodeResult: ' . $data['PostCodeResult'] . "\n";
	}

	if (isset($data['CV2Result'])) {
		$message .= 'CV2Result: ' . $data['CV2Result'] . "\n";
	}

	if (isset($data['3DSecureStatus'])) {
		$message .= '3DSecureStatus: ' . $data['3DSecureStatus'] . "\n";
	}

	if (isset($data['CAVV'])) {
		$message .= 'CAVV: ' . $data['CAVV'] . "\n";
	}

	$this->model_checkout_order->update($this->session->data['order_id'], $this->config->get('sagepay_direct_order_status_id'), $message, false);

	$json['success'] = $this->url->link('checkout/success'); 			
} else {
	$json['error'] = $data['StatusDetail'];
}

$this->response->setOutput(json_encode($json));