WP Affiliate + GBS +Payfast

gistfile1.php

<?php

add_filter( 'purchase_record_array', 'affiliate_post');
function affiliate_post( $record_array ) {

	// Config
	$post_url = "http://www.youdeal.co.za/wp-content/plugins/wp-affiliate-platform/api/post.php";
	$key = "ijweol383h538t34t9j";

	if ( isset($_COOKIE['ap_id'])) {
		$app_id = $_COOKIE['ap_id'];
	} else {
		$response_detail = $record_array['response_detail'];
		$app_id = $response_detail['custom_str5'];
	}

	// Prepare the data
	$data = array ();
	$data['secret'] = $key;
	$data['ap_id'] = $app_id;
	$data['sale_amt'] = $record_array['total'];
	$data['txn_id'] = $record_array['transID'];
	$data['item_id'] = $record_array['postID'];

	$response = wp_remote_post( $post_url, array(
		'method' => 'POST',
		'body' => $data,
		'timeout' => 15,
		'sslverify' => false
	));

	$response = wp_parse_args(wp_remote_retrieve_body($response));
	
	// might as well create a record since we got a response
	$record_array['wpAffiliate'] = TRUE;

	// always return the record_array, otherwise the sky will fall.
	return $record_array;
}

add_filter( 'payfastCheckoutUrl', 'payfastCheckoutUrl_WPAffiliate');
/**
 * Add the app_id to the custom string of payfast
 */
function payfastCheckoutUrl_WPAffiliate( $payfast_url )	{ // Add the app_id to payfast
	return add_query_arg (
		array(
			'custom_str5' => $_COOKIE['ap_id'],
		),
	$payfast_url );
}