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sella_guestpay.php
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Thu, Sep 25, 10:29 PM

sella_guestpay.php
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<?php
/**
* @version $Id: sella_guestpay.php 16522 2017-01-20 20:28:16Z alex $
* @package In-Commerce
* @copyright Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
* @license Commercial License
* This software is protected by copyright law and international treaties.
* Unauthorized reproduction or unlicensed usage of the code of this program,
* or any portion of it may result in severe civil and criminal penalties,
* and will be prosecuted to the maximum extent possible under the law
* See http://www.in-portal.org/commercial-license for copyright notices and details.
*/
require_once GW_CLASS_PATH.'/gw_base.php';
$class_name = 'kSellaGuestPayGW'; // for automatic installation
class kSellaGuestPayGW extends kGWBase
{
function InstallData()
{
$data = array(
'Gateway' => Array('Name' => 'Sella/GuestPay', 'ClassName' => 'kSellaGuestPayGW', 'ClassFile' => 'sella_guestpay.php', 'RequireCCFields' => 0),
'ConfigFields' => Array(
'merchant_id' => Array('Name' => 'Merchant ID', 'Type' => 'text', 'ValueList' => '', 'Default' => ''),
'merchant_country' => Array('Name' => 'Merchant Country Code', 'Type' => 'text', 'ValueList' => '', 'Default' => ''),
'currency_code' => Array('Name' => 'Currency Code', 'Type' => 'text', 'ValueList' => '', 'Default' => '978'),
'language_code' => Array('Name' => 'Language Code', 'Type' => 'text', 'ValueList' => '', 'Default' => '2'),
'shipping_control' => Array('Name' => 'Shipping Control', 'Type' => 'select', 'ValueList' => '3=la_CreditDirect,4=la_CreditPreAuthorize', 'Default' => '3'),
)
);
return $data;
}
/**
* Returns payment form submit url
*
* @param Array $gw_params gateway params from payment type config
* @return string
*/
function getFormAction($gw_params)
{
return 'https://ecomm.sella.it/gestpay/pagam.asp';
}
/**
* Processed input data and convets it to fields understandable by gateway
*
* @param Array $item_data
* @param Array $tag_params additional params for gateway passed through tag
* @param Array $gw_params gateway params from payment type config
* @return Array
*/
function getHiddenFields($item_data, $tag_params, $gw_params)
{
$a = $gw_params['merchant_id'];
$params['PAY1_UICCODE'] = $gw_params['currency_code'];
$params['PAY1_AMOUNT'] = $item_data['TotalAmount'];
$params['PAY1_SHOPTRANSACTIONID'] = $item_data['OrderId'];
$params['PAY1_IDLANGUAGE'] = $gw_params['language_code'];
$params['CUSTOM_INFO'] = $this->Application->GetSID().','.MD5($item_data['OrderId']);
$separator = '*P1*';
$b = array();
foreach ($params as $key=>$val) {
$b[] = $key.'='.kUtil::escape(trim($val), kUtil::ESCAPE_URL);
}
//the last one is CUSTOMINFO according to GW specs, passing the atosorigin-style 'caddie'
$b = join($separator, $b);
$url = 'https://ecomm.sella.it/CryptHTTPS/Encrypt.asp?a='.$a.'&b='.$b.'&c=2.0';
/** @var kCurlHelper $curl_helper */
$curl_helper = $this->Application->recallObject('CurlHelper');
$res = $curl_helper->Send($url);
preg_match('/#cryptstring#(.*)#\/cryptstring#/', $res, $matches);
$b = $matches[1];
$res = '<input type="hidden" name="a" value="'.$a.'"><input type="hidden" name="b" value="'.$b.'">';
return $res;
}
function NeedPlaceButton($item_data, $tag_params, $gw_params)
{
return true;
}
function processNotification($gw_params)
{
$a = $gw_params['merchant_id'];
$b = $_GET['b'];
$url = 'https://ecomm.sella.it/CryptHTTPS/Decrypt.asp?a='.$a.'&b='.$b.'&c=2.0';
/** @var kCurlHelper $curl_helper */
$curl_helper = $this->Application->recallObject('CurlHelper');
$ret = $curl_helper->Send($url);
$result = $this->parseGWResponce($ret, $gw_params);
list ($sid, $auth_code) = explode(',', $result['CUSTOM_INFO']);
$session = $this->Application->recallObject('Session');
$session->SID = $sid;
$order_id = $this->Conn->GetOne('SELECT OrderId FROM '.TABLE_PREFIX.'Orders WHERE md5(OrderId) = '.$this->Conn->qstr($auth_code));
$this->Application->SetVar('ord_id', $order_id);
$order = $this->Application->recallObject('ord');
$order->Load($order_id);
if ($this->Application->GetVar('sella_ok')) {
if ($result['PAY1_TRANSACTIONRESULT'] == 'OK') {
$this->Application->Redirect('in-commerce/checkout/checkout_success', null, '_FRONT_END_', 'index.php');
}
else {
$this->Application->SetVar('sella_error', 1);
}
}
if ($this->Application->GetVar('sella_error')) {
$this->Application->StoreVar('gw_error', $this->getErrorMsg());
$this->Application->Redirect('in-commerce/checkout/billing', null, '_FRONT_END_', 'index.php');
}
return $result['PAY1_TRANSACTIONRESULT'] == 'OK' ? 1 : 0;
}
function parseGWResponce($str, $gw_params)
{
if (preg_match('/#decryptstring#(.*)#\/decryptstring#/', $str, $matches)) {
$separator = '*P1*';
$pairs = explode($separator, $matches[1]);
foreach ($pairs as $a_pair) {
list($key, $val) = explode('=', $a_pair);
$result[$key] = $val;
}
}
elseif (preg_match('/#error#(.*)#\/error#/', $str, $matches))
{
$result['PAY1_ERRORDESCRIPTION'] = $matches[1];
}
else { //unknown error
$result['PAY1_ERRORDESCRIPTION'] = 'Unknown error';
}
$this->parsed_responce = $result;
return $result;
}
function getGWResponce()
{
return serialize($this->parsed_responce);
}
function getErrorMsg()
{
$msg = $this->parsed_responce['PAY1_ERRORDESCRIPTION'];
if (!$msg) {
if ($this->parsed_responce['response_code'] != 'OK') {
$msg = 'Transaction failed';
}
}
return $msg;
}
}

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