private function fetch_log_users()
{
$db_users = DB::get_results('SELECT DISTINCT username, user_id FROM {users} JOIN {log} ON {users}.id = {log}.user_id ORDER BY username ASC');
$users = array('any' => _t('Any'));
foreach ($db_users as $db_user) {
$users[$db_user->user_id] = $db_user->username;
}
return $users;
}