amdrew

<?php

function affwp_custom_per_product_per_affiliate_referral_amount( $referral_amount, $affiliate_id, $amount, $reference, $product_id ) {

	$special_affiliate_id    = 145;
	$special_product_id      = 3133;
	$special_referral_amount = $amount * .8; // 80%

	if ( $special_affiliate_id == $affiliate_id && $special_product_id == $product_id ) {
		$referral_amount = $special_referral_amount;