OpenLineChat::filterUsersToAdd

protected function filterUsersToAdd(array $userIds): array
{
	$filteredUsers = parent::filterUsersToAdd($userIds);

	foreach ($filteredUsers as $key => $userId)
	{
		$user = BitrixImV2EntityUserUser::getInstance($userId);
		if (!$user->isConnector() && ($user->isExtranet() || $user->isNetwork()))
		{
			unset($filteredUsers[$key]);
		}
	}

	return $filteredUsers;
}