Getting Transaction Status

Getting Transaction Status by Querying the WebService

This service URL can be used to get the status of a transaction. Below are the HTTP request method and parameters to be used.

GetTransactionData

GET https://sandbox.interswitchng.com/webpay/api/v1/gettransaction.json

GET https://sandbox.interswitchng.com/webpay/api/v1/gettransaction.xml

Request Parameters

Request Body Parameter	Description	Format
productid	Merchant Product Identifier on WebPAY. Same used in Payment leg	Numeric
amount	Original transaction reference sent in the original request (transaction reference you generated for this	Numeric
transactionreference	Original amount sent in the transaction, in lower denomination i.e kobo value. Same value sent in 2.4 above	Alphanumeric

Security Parameters

Request Body Parameter	Description	Format
hash	SHA512 hash of productid, transactionreference and your MAC key . same way you computed your hash in 2.3 above but different parameters this time .	This should be sent in the header of the request as Hash

NOTE: – The value of the hash is passed in the header of the GET request as Hash

Request Submission

The amount, transaction reference and product id are sent in a HTTP GET request to the service URL with the calculated hash in the header of the request.

<?php

	$parameters = array(
        "productid"=>$subpdtid,
        "transactionreference"=>$submittedref,
        "amount"=>$submittedamt
		); 
	
	$ponmo = http_build_query($parameters) . "\n";
		
	$url = urlencode("https://sandbox.interswitchng.com/test_paydirect/api/v1/gettransaction.json " . $ponmo); // json

	//note the variables appended to the url as get values for these parameters
	$headers = array(
			"GET /HTTP/1.1",
			"User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.1) Gecko/2008070208 Firefox/3.0.1",
			"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8", 
			"Accept-Language: en-us,en;q=0.5",
			"Keep-Alive: 300",      
			"Connection: keep-alive",
			"Hash: " . $thash 
					);
		
	$ch = curl_init(); 
		
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_TIMEOUT, 60); 
	curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2); 
	curl_setopt($ch, CURLOPT_POST, false );
 
	curl_exec($ch);
?>

<?php

$parameters = array(

"productid"=>$subpdtid,

"transactionreference"=>$submittedref,

"amount"=>$submittedamt

);

$ponmo = http_build_query($parameters) . "\n";

$url = urlencode("https://sandbox.interswitchng.com/test_paydirect/api/v1/gettransaction.json " . $ponmo); // json

//note the variables appended to the url as get values for these parameters

$headers = array(

"GET /HTTP/1.1",

"User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.1) Gecko/2008070208 Firefox/3.0.1",

"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",

"Accept-Language: en-us,en;q=0.5",

"Keep-Alive: 300",

"Connection: keep-alive",

"Hash: " . $thash

);

$ch = curl_init();

curl_setopt($ch, CURLOPT_URL, $url);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

curl_setopt($ch, CURLOPT_TIMEOUT, 60);

curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);

curl_setopt($ch, CURLOPT_POST, false );

curl_exec($ch);

Request String:-

GET: https://sandbox.interswitchng.com/webpay/api/v1/gettransaction.json?productId=6207&transactionreference=001211343476456&amount=304500

Headers:-

Connection: Keep-Alive

Host: sandbox.interswitchng.com

Hash:

2F398AF4D166F7F80225C127F47BDEEB8A4509DCD420F3E04197E7ADA3B29ACD34A11FD966F6F26E741108A86A4BB89D9357BD71F54093599FEB415F8CAC9C76

Find below a sample POSTMan screen grab showing request and response structure. (click image to expand)

Getting Transaction Status by Querying the WebService

Request Submission

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