OpenCart 🇺🇦

$this->language->load('payment/pp_pro_pf');

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

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

if (!$this->config->get('pp_pro_pf_transaction')) {
	$payment_type = 'A';	
} else {
	$payment_type = 'S';
}

$request  = 'USER=' . urlencode($this->config->get('pp_pro_pf_user'));
$request .= '&VENDOR=' . urlencode($this->config->get('pp_pro_pf_vendor'));
$request .= '&PARTNER=' . urlencode($this->config->get('pp_pro_pf_partner'));
$request .= '&PWD=' . urlencode($this->config->get('pp_pro_pf_password'));
$request .= '&TENDER=C';
$request .= '&TRXTYPE=' . $payment_type;
$request .= '&AMT=' . $this->currency->format($order_info['total'], $order_info['currency_code'], false, false);
$request .= '&CURRENCY=' . urlencode($order_info['currency_code']);
$request .= '&NAME=' . urlencode($this->request->post['cc_owner']);
$request .= '&STREET=' . urlencode($order_info['payment_address_1']);
$request .= '&CITY=' . urlencode($order_info['payment_city']);
$request .= '&STATE=' . urlencode(($order_info['payment_iso_code_2'] != 'US') ? $order_info['payment_zone'] : $order_info['payment_zone_code']);
$request .= '&COUNTRY=' . urlencode($order_info['payment_iso_code_2']);
$request .= '&ZIP=' . urlencode(str_replace(' ', '', $order_info['payment_postcode']));
$request .= '&CLIENTIP=' . urlencode($this->request->server['REMOTE_ADDR']);
$request .= '&EMAIL=' . urlencode($order_info['email']);
$request .= '&ACCT=' . urlencode(str_replace(' ', '', $this->request->post['cc_number']));
$request .= '&ACCTTYPE=' . urlencode($this->request->post['cc_type']);
$request .= '&CARDSTART=' . urlencode($this->request->post['cc_start_date_month'] . substr($this->request->post['cc_start_date_year'], - 2, 2));
$request .= '&EXPDATE=' . urlencode($this->request->post['cc_expire_date_month'] . substr($this->request->post['cc_expire_date_year'], - 2, 2));
$request .= '&CVV2=' . urlencode($this->request->post['cc_cvv2']);
$request .= '&CARDISSUE=' . urlencode($this->request->post['cc_issue']);
$request .= '&BUTTONSOURCE=' . urlencode('OpenCart_Cart_PFP');

if (!$this->config->get('pp_pro_pf_test')) {
	$curl = curl_init('https://payflowpro.paypal.com');
} else {
	$curl = curl_init('https://pilot-payflowpro.paypal.com');
}

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, $request);
curl_setopt($curl, CURLOPT_HTTPHEADER, array('X-VPS-REQUEST-ID: ' . md5($this->session->data['order_id'] . mt_rand())));

$response = curl_exec($curl);

curl_close($curl);

if (!$response) {
	$this->log->write('DoDirectPayment failed: ' . curl_error($curl) . '(' . curl_errno($curl) . ')');
}

$response_info = array();

parse_str($response, $response_info);

$json = array();

if ($response_info['RESULT'] == '0') {
	$this->model_checkout_order->confirm($this->session->data['order_id'], $this->config->get('config_order_status_id'));

	$message = '';

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

	if (isset($response_info['CVV2MATCH'])) {
		$message .= 'CVV2MATCH: ' . $response_info['CVV2MATCH'] . "\n";
	}

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

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

	$json['success'] = $this->url->link('checkout/success'); 
} else {
	switch ($response_info['RESULT']) {
		case '1':
		case '26':
			$json['error'] = $this->language->get('error_config');
			break;
		case '7':
			$json['error'] = $this->language->get('error_address');
			break;
		case '12':
			$json['error'] = $this->language->get('error_declined');
			break;
		case '23':
		case '24':
			$json['error'] = $this->language->get('error_invalid');
			break;
		default:
			$json['error'] = $this->language->get('error_general');
			break;
	}		
}

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