Adjust CCBill Sub Account for Paid Memberships Pro Checkouts

ccbill-sub-account-pmpro-checkout.php

<?php
/**
 * Change the CCBill Sub Account for AddOn Package purchase.
 * This can be tweaked further to change the subaccount (or any other argument) based on custom conditionals.
 *
 * REQUIRES PMPRO CCBILL 0.6+
 * Add this code to your site by following this guide - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */
function my_pmpro_ccbill_change_sub_account( $ccbill_args, $order ) {
	// Let's replace the subaccount when we get AddOn Package purchase.
	if ( ! isset( $_REQUEST['ap'] ) ) {
		return $ccbill_args;
	}

	$ccbill_args['clientSubacc'] = '123456'; // Replace 123456 with your subaccount number for single purchases.
	
	return $ccbill_args;
}
add_filter( 'pmpro_ccbill_checkout_args', 'my_pmpro_ccbill_change_sub_account', 10, 2 );