// دریافت اطلاعات از کاربر

$namespace='http://interfaces.core.sw.bps.com/';
$terminalId = $_POST['TerminalId'];
$userName = $_POST['UserName'];
$userPassword = $_POST['UserPassword'];
$orderId = filter_var($_POST['PayOrderId'], FILTER_SANITIZE_NUMBER_INT);
$amount = $_POST['PayAmount'];
//$date = date("YYMMDD");
//$time = date("HHIISS");
$localDate = $_POST['PayDate'];
$localTime = $_POST['PayTime'];
$additionalData = $_POST['PayAdditionalData'];
$callBackUrl = $_POST['PayCallBackUrl'];
$payerId = $_POST['PayPayerId'];

// قرار دادن پارامترها در یک آرای
$parameters = array(
'terminalId' => $terminalId,
'userName' => $userName,
'userPassword' => $userPassword,
'orderId' => $orderId,
'amount' => $amount,
'localDate' => $localDate,
'localTime' => $localTime,
'additionalData' => $additionalData,
'callBackUrl' => $callBackUrl,
'payerId' => $payerId);

// ارسال درخواست پرداخت به سرور بانک
$result = $client->bpPayRequest($parameters, $namespace);

$res = @explode (',',$resultStr);
if(is_array($res)){

echo "<script>alert('Pay Response is : " . $resultStr . "');</script>";
echo "Pay Response is : " . $resultStr;

$ResCode = $res[0];

if ($ResCode == "0") {
// Update table, Save RefId
echo "<script language='javascript' type='text/javascript'>postRefId('" . $res[1] . "');</script>";
} 
else {
// log error in app
// Update table, log the error
// Show proper message to user
}
}

<script language="javascript" type="text/javascript"> 
function postRefId (refIdValue) {
var form = document.createElement("form");
form.setAttribute("method", "POST");
form.setAttribute("action", "https://bpm.shaparak.ir/pgwchannel/startpay.mellat"); 
form.setAttribute("target", "_self");
var hiddenField = document.createElement("input"); 
hiddenField.setAttribute("name", "RefId");
hiddenField.setAttribute("value", refIdValue);
form.appendChild(hiddenField);

document.body.appendChild(form); 
form.submit();
document.body.removeChild(form);
}
</script>

if($ResCode==0){

try { 
$client = @new SoapClient('https://bpm.shaparak.ir/pgwchannel/services/pgw?wsdl');
} catch (Exception $e) { 
die($e->getMessage()); 
} 

$namespace='http://interfaces.core.sw.bps.com/';

$terminalId = terminalid;
$userName = "username";
$userPassword = "password";

$parameters = array(
'terminalId' => $terminalId,
'userName' => $userName,
'userPassword' => $userPassword,
'orderId' => $saleOrderId,
'saleOrderId' => $saleOrderId,
'saleReferenceId' => $SaleReferenceId);
$result = $client->bpVerifyRequest($parameters, $namespace);

$resultStr = $result->return;
$res = @explode (',',$resultStr);
if(is_array($res)){

echo "<script>alert('Pay Response is : " . $resultStr . "');</script>";
//echo "Pay Response is : " . $resultStr;

$ResCode = $res[0];

if ($ResCode == "0") {
// Update table, Save RefId
$resultsettle = $client->bpSettleRequest($parameters, $namespace);
$resultStrsettle = $resultsettle->return;
$ressettle = @explode (',',$resultStrsettle);
$ResCodesettle = $ressettle[0];
if ($ResCodesettle == "0") {
$paymentdone="done";
}
} 
else {
// log error in app
// Update table, log the error
// Show proper message to user
}
}