Paid Memberships Pro Sponsored/Group Members Set Up for One Level with Three Seats

pmpro-customizations.php

<?php
/*
Plugin Name: PMPro Customizations
Plugin URI: https://www.paidmembershipspro.com/wp/pmpro-customizations/
Description: Customizations for my Paid Memberships Pro Setup
Version: .1
Author: Paid Memberships Pro
Author URI: https://www.paidmembershipspro.com
*/

//Now start placing your customization code below this line

/*
This snippet provides the controls for the Sponsored/Group Members Add On
Define the global array below for your main accounts and sponsored levels.
Array keys should be the main account level.
*/
global $pmprosm_sponsored_account_levels;
$pmprosm_sponsored_account_levels = array(
	//set 3 seats at checkout for one level
	1 => array(  //the array key
		'main_level_id' => 1, //the array key, the parent level/main account level
		'sponsored_level_id' => 9, //child level
		'seats' => 3
	),
	5 => array(  //the array key
		'main_level_id' => 5, //the array key, the parent level/main account level
		'sponsored_level_id' => 10, //child level
		'seats' => 3
	),
	6 => array(  //the array key
		'main_level_id' => 6, //the array key, the parent level/main account level
		'sponsored_level_id' => 11, //child level
		'seats' => 3
	),
);

/*
This snippet hides a free level on the levels page
https://www.paidmembershipspro.com/hide-free-levels-from-the-membership-levels-page/
*/

function my_pmpro_levels_array($levels)
{
	$newlevels = array();

	foreach($levels as $level)
	{
		if(!pmpro_isLevelFree($level))
			$newlevels[] = $level;
	}

	return $newlevels;
}
add_filter("pmpro_levels_array", "my_pmpro_levels_array");