my_pmpro_mailchimp_listsubscribe_fields example for jslightham

my_pmpro_mailchimp_listsubscribe_fields.php

/*
	Sync fields to MailChimp
*/
function my_pmpro_mailchimp_listsubscribe_fields($fields, $user)
{
	//get level
	$level = pmpro_getMembershipLevelForUser($user->ID);
	//get order
	$order = new MemberOrder();
	$order->getLastMemberOrder($user->ID);

	//get vars
	$first_name = $user->first_name;
	$last_name = $user->last_name;
	$bcity = get_user_meta($user->ID, 'pmpro_bcity', true);
	$bstate = get_user_meta($user->ID, 'pmpro_bstate', true);
	$membership_cost = $level->initial_payment;
	$invoice_total = $order->total;
	$membership_expiration = $level->enddate;

	$new_fields = array(
	"MERGE3" => $bcity,
	"MERGE4" => $bstate,
	"MERGE6" => $membership_cost,
	"MERGE7" => $invoice_total,
	"MERGE9" => $membership_expiration,
	"MERGE8" => date('Y-m-d', current_time('timestamp')));

	$fields = array_merge($fields, $new_fields);

	return $fields;
}
add_action('pmpro_mailchimp_listsubscribe_fields', 'my_pmpro_mailchimp_listsubscribe_fields', 10, 2);

/*
	Tell PMPro MailChimp to always synchronize user profile updates. By default it only synchronizes if the user's email has changed.
*/
add_filter('pmpromc_profile_update', '__return_true');