Filter AppPresser login data

apppresser-filter-login-data.php

<?php
// when a user logs in, get WordPress data that can be used in the app, for example a membership level
// put this code in a custom plugin
add_filter( 'appp_login_data', 'apppresser_filter_login_data', 10, 2 );

function apppresser_filter_login_data( $login_data, $user_id ) {
    
	$member_subscription = rcp_get_subscription_id( $user_id );

	if( $member_subscription ) {
		$login_data['membership_level'] = $member_subscription;
	}

	return $login_data;
}