<?php

/**
 * Tests whether a user is in a specific group, usage:
 *
 *      {if 'Admins'|in_group}...
 * or
 *      {if 'Group Name'|in_group:'testuser'}...
 *
 * @param string $group     group name to test (string being "modified")
 * @param string $auser     user name to check if not current logged-in user
 * @return bool
 * @throws Exception
 */

function smarty_modifier_in_group($group, $auser = '')
{
    global $user;

    if (! $auser) {
        $auser = $user;
    }
    return TikiLib::lib('user')->user_is_in_group($auser, $group);
}