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Retrieve upgrade options for a subscription

Retrieve upgrade options for a subscription

Last updated: 09-Jun-2020
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Overview

Use the getProductUpgradeOptions method to retrieve the possible upgrade options for a subscription.

Parameters

Parameters

Type/Description

sessionID

Required (string)

 

Session identifier, the output of the Login method. Include sessionID into all your requests. 2Checkout throws an exception if the values are incorrect.  The sessionID expires in 10 minutes.

SubscriptionReference

Required (string)

 

Unique, system-generated subscription identifier.

Response

Upgrade options

Array of objects

Request


<?php
$host   = "https://api.2checkout.com";
$client = new SoapClient($host . "/soap/4.0/?wsdl", array(
    'location' => $host . "/soap/4.0/",
    "stream_context" => stream_context_create(array(
        'ssl' => array(
            'verify_peer' => false,
            'verify_peer_name' => false
        )
    ))
));

function hmac($key, $data)
{
    $b = 64; // byte length for md5
    if (strlen($key) > $b) {
        $key = pack("H*", md5($key));
    }
    
    $key    = str_pad($key, $b, chr(0x00));
    $ipad   = str_pad('', $b, chr(0x36));
    $opad   = str_pad('', $b, chr(0x5c));
    $k_ipad = $key ^ $ipad;
    $k_opad = $key ^ $opad;
    return md5($k_opad . pack("H*", md5($k_ipad . $data)));
}
$merchantCode = "YOUR_MERCHANT_CODE";// your account's merchant code available in the 'System settings' area of the cPanel: https://secure.2checkout.com/cpanel/account_settings.php
$key = "YOUR_SECRET_KEY";// your account's secret key available in the 'System settings' area of the cPanel: https://secure.2checkout.com/cpanel/account_settings.php
$now          = gmdate('Y-m-d H:i:s'); //date_default_timezone_set('UTC')
$string = strlen($merchantCode) . $merchantCode . strlen($now) . $now;
$hash   = hmac($key, $string);
try {
    $sessionID = $client->login($merchantCode, $now, $hash);
}
catch (SoapFault $e) {
    echo "Authentication: " . $e->getMessage();
    exit;
}
$subscriptionReference = '30E47F8699';
try {
    $upgradeOptions = $client->getProductUpgradeOptions($sessionID, $subscriptionReference);
}
catch (SoapFault $e) {
    echo "upgradeOptions: " . $e->getMessage();
    exit;
}
var_dump("upgradeOptions", $upgradeOptions);

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