<?php
add_action('peepso_action_group_create', 'hook', 10, 1);
/*
* Send an email to admin each time a new group is created
*/
hook($group) {
$subject = "New group {$group->get('name')} ID {$group-get('id')}";
$message = "Hi,\n\n this email is just to let you a new group {$group->get('name')} with ID {$group->get('id')} was created.\n\nHave a nice day!";
mail('admin@example.com', $subject ,$message);
}