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Validate order references as payment

Overview

Use the isValidOrderReference method to validate that you can use a previously placed order reference to pay for a new order.

Parameters

Parameters

Type/Description

sessionID

Required (string)

 

Session identifier, the output of the Login method. Include sessionID into all your requests. Avangate throws an exception if the values are incorrect.  The sessionID expires in 10 minutes.

RefNo

Required (string)

 

Order reference number of older order, which is already approved/paid. The status of said order returned by getOrderStatus method should be AUTHRECEIVED or COMPLETE.

Response

Boolean

true or false depending on whether you can use the order reference to for the payment process of new orders or not.

Request


<?php
echo "<pre>";
function callRPC($Request, $hostUrl, $Debug = true) {
    $curl = curl_init($hostUrl);
    curl_setopt($curl, CURLOPT_POST, 1);
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0);
    curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 0);
    curl_setopt($curl, CURLOPT_SSLVERSION, 0);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-Type: application/json', 'Accept: application/json'));
    $RequestString = json_encode($Request);
    curl_setopt($curl, CURLOPT_POSTFIELDS, $RequestString);
 
 
    if ($Debug) {
        $RequestString;
    }
    $ResponseString = curl_exec($curl);
    if ($Debug) {
        $ResponseString;
    }
 
    if (!empty($ResponseString)) {
        $Response = json_decode($ResponseString);
        if (isset($Response->result)) {
            return $Response->result;
        }
        if (!is_null($Response->error)) {
            var_dump($Request->method, $Response->error);
        }
    } else {
        return null;
    }
}
 
$host = 'https://api.avangate.com/rpc/3.0/';
 
$merchantCode = "MERCHANT_CODE";// your account's merchant code available in the 'System settings' area of the cPanel: https://secure.avangate.com/cpanel/account_settings.php
$key = "SECRET_KEY";// your account's secret key available in the 'System settings' area of the cPanel: https://secure.avangate.com/cpanel/account_settings.php
 
$string = strlen($merchantCode) . $merchantCode . strlen(date('Y-m-d H:i:s')) . date('Y-m-d H:i:s');
$hash = hash_hmac('md5', $string, $key);
 
$i = 1; // counter for api calls

// call login

$jsonRpcRequest = new stdClass();
$jsonRpcRequest->jsonrpc = '2.0';
$jsonRpcRequest->method = 'login';
$jsonRpcRequest->params = array($merchantCode, date('Y-m-d H:i:s'), $hash);
$jsonRpcRequest->id = $i++;
 
$sessionID = callRPC($jsonRpcRequest, $host);
 
var_dump($sessionID);

$orderReference = '45452071';

$jsonRpcRequest = array (
'method' => 'isValidOrderReference',
'params' => array($sessionID, $orderReference),
'id' => $i++,
'jsonrpc' => '2.0'
);