//===============================================================================
// AlertPay Instant Payment Notification (IPN)
//===============================================================================
// THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY
// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT
// LIMITED TO THE IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE.
//===============================================================================
// Script: AlertURL.php
// Platform: PHP
// Purpose:
// --------
// The purpose of this code is to help you to understand how to process the Instant Payment Notification
// variables for Subscription Button and integrate it in your PHP site.
// How to Use:
// -----------
// Put this code into the page which you have specified as Alert URL.
// The variables being read from the _POST object in the below code are pre-defined IPN variables and the
// the conditional blocks provide you the logical placeholders to process the IPN variables. It is your responsibility
// to write appropriate code as per your requirements.
// Developer Feedback:
// --------------
// If you have any questions about this script or any suggestions, please email to:
devsupport@alertpay.com.
// Security code variable
$ap_SecurityCode;
// Customer info variables
$ap_CustFirstName;
$ap_CustLastName;
$ap_CustAddress;
$ap_CustCity;
$ap_CustCountry;
$ap_CustZip;
$ap_CustEmailAddress;
// Common transaction variables
$ap_ReferenceNumber;
$ap_Status;
$ap_PurchaseType;
$ap_Merchant;
$ap_ItemName;
$ap_ItemCode;
$ap_Description;
$ap_Quantity;
$ap_Amount;
$ap_AdditionalCharges;
$ap_ShippingCharges;
$ap_TaxAmount;
$ap_DiscountAmount;
$ap_TotalAmount;
$ap_Currency;
$ap_Test;
// Custom fields
$ap_Apc_1;
$ap_Apc_2;
$ap_Apc_3;
$ap_Apc_4;
$ap_Apc_5;
$ap_Apc_6;
// Subscription variables
$ap_SubscriptionReferenceNumber;
$ap_TimeUnit;
$ap_PeriodLength;
$ap_PeriodCount;
$ap_NextRunDate;
$ap_TrialTimeUnit;
$ap_TrialPeriodLength;
$ap_TrialAmount;
// Initialize variable
setSecurityCodeVariable();
if ($ap_SecurityCode != "W2cTGHv8v6ELEflpBndaQg")
{
// The Data is NOT sent by AlertPay.
// Take appropriate action
}
else
{
if ($ap_Test == "1")
{
// Your site is currently being integrated with AlertPay IPN for TESTING PURPOSES
// ONLY. Don't store any information in your Production database and don't process
// this transaction as a real order.
}
else
{
// Initialize variables
setCustomerInfoVariables();
setCommonTransactionVariables();
// Initialize the custom field variables.
setCustomFields();
// If the transaction is subscription-based (recurring payment), initialize the
// Subscription variables too.
if ($ap_PurchaseType == "Subscription")
{
setSubscriptionVariables();
}
if (strlen($ap_ReferenceNumber) == 0 && $ap_TrialAmount != "0")
{
// Invalid reference number. The reference number is invalid because the ap_ReferenceNumber doesn't
// contain a value and the ap_TrialAmount is not equal to 0.
}
else
{
if ($ap_Status == "Success")
{
// Transaction is complete. It means that the amount was paid successfully.
// Process the order here.
// Process non-subscription order.
if ($ap_PurchaseType != "Subscription")
{
// NOTE: The subscription variables are not applicable here. Don't use them.
}
// Process the subscription order. Use ap_SubscriptionReferenceNumber to uniquely identify
// this particular subscription transaction.
else
{
// Check whether the trial is free or not
if ($ap_TrialAmount == "0")
{
// Process the free trial here.
// NOTE: The ap_ReferenceNumber is always empty for trial periods and therefore you
// should not use it.
}
else
{
// The is not a free trial and ap_TrialAmount contains some amount and the
// ap_ReferenceNumber contains a valid transaction reference number.
}
}
}
else
{
// Transaction cancelled means seller explicitely cancelled the subscription or AlertPay
// cancelled or it was cancelled since buyer didnt have enough money after resheduling after two times.
// Take Action appropriately
}
}
}
}
// Security code variable
function setSecurityCodeVariable()
{
global $ap_SecurityCode = $_POST['ap_securitycode'];
}
// Customer info variables
function setCustomerInfoVariables()
{
global $ap_CustFirstName =$_POST['ap_custfirstname'];
global $ap_CustLastName = $_POST['ap_custlastname'];
global $ap_CustAddress = $_POST['ap_custaddress'];
global $ap_CustCity = $_POST['ap_custcity'];
global $ap_CustCountry = $_POST['ap_custcountry'];
global $ap_CustZip = $_POST['ap_custzip'];
global $ap_CustEmailAddress = $_POST['ap_custemailaddress'];
global $ap_PurchaseType = $_POST['ap_purchasetype'];
global $ap_Merchant = $_POST['ap_merchant'];
}
// Common transaction variables
function setCommonTransactionVariables()
{
global $ap_ItemName = $_POST['ap_itemname'];
global $ap_Description = $_POST['ap_description'];
global $ap_Quantity = $_POST['ap_quantity'];
global $ap_Amount = $_POST['ap_amount'];
global $ap_AdditionalCharges=$_POST['ap_additionalcharges'];
global $ap_ShippingCharges=$_POST['ap_shippingcharges'];
global $ap_TaxAmount=$_POST['ap_taxamount'];
global $ap_DiscountAmount=$_POST['ap_discountamount'];
global $ap_TotalAmount = $_POST['ap_totalamount'];
global $ap_Currency = $_POST['ap_currency'];
global $ap_ReferenceNumber = $_POST['ap_referencenumber'];
global $ap_Status = $_POST['ap_status'];
global $ap_ItemCode = $_POST['ap_itemcode'];
global $ap_Test = $_POST['ap_test'];
}
// Subscription variables
function setSubscriptionVariables()
{
global $ap_SubscriptionReferenceNumber = $_POST['ap_subscriptionreferencenumber'];
global $ap_TimeUnit = $_POST['ap_timeunit'];
global $ap_PeriodLength=$_POST['ap_periodlength'];
global $ap_PeriodCount=$_POST['ap_periodcount'];
global $ap_NextRunDate=$_POST['ap_nextrundate'];
global $ap_TrialTimeUnit=$_POST['ap_trialtimeunit'];
global $ap_TrialPeriodLength=$_POST['ap_trialperiodlength'];
global $ap_TrialAmount=$_POST['ap_trialamount'];
}
// Custom fields
function setCustomFields()
{
global $ap_Apc_1 = $_POST['apc_1'];
global $ap_Apc_2 = $_POST['apc_2'];
global $ap_Apc_3 = $_POST['apc_3'];
global $ap_Apc_4 = $_POST['apc_4'];
global $ap_Apc_5 = $_POST['apc_5'];
global $ap_Apc_6 = $_POST['apc_6'];
}
?>
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