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Last updated: 25-Sep-2019
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Overview

Extend the lifetime of a subscription in the 2Checkout system on-demand. Use the extendSubscription method to set a new expiration deadline 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.

Days

Required (int)

 

2Checkout prolongs the lifetime of a subscription using the number of days you send, adding the interval on top of the expiration date.

 

Hint: Use a negative number to reduce the lifetime of a subscription.

 

Cannot be NULL.

Response

Boolean

true or false depending on whether the changes were successful or not.

Request


<?php
$host   = "https://api.2checkout.com";
$client = new SoapClient($host . "/soap/3.0/?wsdl", array(
    'location' => $host . "/soap/3.0/",
    "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;
}
$SubscriptionReferenceTest = '48F5AC7011';
$days = 7;
try {
    $extendedSubscription = $client->extendSubscription($sessionID, $SubscriptionReferenceTest, $days);
}
catch (SoapFault $e) {
    echo "extendedSubscription: " . $e->getMessage();
    exit;
}
var_dump("extendedSubscription", $extendedSubscription);

 

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