Cloning a Payment Module (1.5.7 and below)

Building a new payment module based on an existing one

Note: These instructions are for Zen Cart 1.5.7 and below. For Zen Cart 1.5.8 and higher, please see Cloning a Payment Module.

You can create new Payment Module by making a clone of the closest matching Payment Module to what you are trying to do.

As an example, we will consider the moneyorder payment module.

Payment Modules have 2 parts:

The code file is located in:

The language file is located in:

To clone this module, for example, to venmo.php you would copy the two moneyorder.php files to venmo.php

Note: Be sure the filename you choose does not have an underscore (_) in it.

Next, you need to change all occurrences of the strings moneyorder and MONEYORDER as follows:

moneyorder venmo

These identifiers are case sensitive.

These words are written separately or within the constants such as:

class moneyorder {
$this->code = 'moneyorder';


class venmo {
$this->code = 'venmo';

These plugins might also help:

Still have questions? Use the Search box in the upper right, or try the full list of FAQs. If you can't find it there, head over to the Zen Cart support forum and ask there in the appropriate subforum. In your post, please include your Zen Cart and PHP versions, and a link to your site.

Is there an error or omission on this page? Please post to General Questions on the support forum. Or, if you'd like to open a pull request, just review the guidelines and get started. You can even PR right here.
Last modified May 10, 2024 by Scott Wilson (a96bcb8).