EVOLUTION-NINJA

Edit File: pgResponse.php

<?php
header("Pragma: no-cache");
header("Cache-Control: no-cache");
header("Expires: 0");

// following files need to be included
require_once("./lib/config_paytm.php");
require_once("./lib/encdec_paytm.php");

$paytmChecksum = "";
$paramList = array();
$isValidChecksum = "FALSE";

$paramList = $_POST;

$paytmChecksum = isset($_POST["CHECKSUMHASH"]) ? $_POST["CHECKSUMHASH"] : ""; //Sent by Paytm pg

//Verify all parameters received from Paytm pg to your application. Like MID received from paytm pg is same as your application�s MID, TXN_AMOUNT and ORDER_ID are same as what was sent by you to Paytm PG for initiating transaction etc.
$isValidChecksum = verifychecksum_e($paramList, PAYTM_MERCHANT_KEY, $paytmChecksum); //will return TRUE or FALSE string.

if($isValidChecksum == "TRUE") {
	//echo "<b>Checksum matched and following are the transaction details:</b>" . "<br/>";
	if ($_POST["STATUS"] == "TXN_SUCCESS") {
		//echo "<b>Transaction status is success</b>" . "<br/>";
		//Process your transaction here as success transaction.
		//Verify amount & order id received from Payment gateway with your application's order id and amount.
		echo "<script> alert('Thank you for the Payment'); window.location ='http://mannaconstructions.in/nparrots/'; </script>";
		
	}
	else {
		//echo "<b>Transaction status is failure</b>" . "<br/>";
		echo "<script> alert('Payment is Unsuccessful'); window.location ='http://mannaconstructions.in/nparrots/'; </script>";
		
	}

/*if (isset($_POST) && count($_POST)>0 )
	{ 
		foreach($_POST as $paramName => $paramValue) {
				echo "<br/>" . $paramName . " = " . $paramValue;
		}
	}*/

}
else {
	//echo "<b>Checksum mismatched.</b>";
	//Process transaction as suspicious.
	echo "<script> alert('Process transaction as suspicious.'); window.location ='http://mannaconstructions.in/nparrots/'; </script>";
	
}