CIMRestService::chatUserAdd

static function chatUserAdd($arParams, $n, CRestServer $server)
{
	global $USER;

	$arParams = array_change_key_case($arParams, CASE_UPPER);

	if (isset($arParams['DIALOG_ID']))
	{
		if (BitrixImCommon::isChatId($arParams['DIALOG_ID']))
		{
			$arParams['CHAT_ID'] = BitrixImDialog::getChatId($arParams['DIALOG_ID']);
		}
		else
		{
			throw new BitrixRestRestException("Dialog ID can't be empty", "DIALOG_ID_EMPTY", CRestServer::STATUS_WRONG_REQUEST);
		}
	}

	$arParams['CHAT_ID'] = intval($arParams['CHAT_ID']);

	if ($arParams['CHAT_ID'] <= 0)
	{
		throw new BitrixRestRestException("Chat ID can't be empty", "CHAT_ID_EMPTY", CRestServer::STATUS_WRONG_REQUEST);
	}

	if (CIMChat::GetGeneralChatId() == $arParams['CHAT_ID'])
	{
		throw new BitrixRestRestException("Action unavailable", "ACCESS_ERROR", CRestServer::STATUS_FORBIDDEN);
	}

	if (!Chat::isActionAllowed('chat' . $arParams['CHAT_ID'], 'EXTEND'))
	{
		throw new BitrixRestRestException('It is forbidden to add users to this chat', 'ACCESS_ERROR', CRestServer::STATUS_FORBIDDEN);
	}

	$userId = $USER->GetID();
	if ($server->getMethod() == "imbot.chat.user.add")
	{
		$userId = self::getBotId($arParams, $server);
	}

	$hideHistory = null;
	if (isset($arParams['HIDE_HISTORY']))
	{
		if ($arParams['HIDE_HISTORY'] == 'N')
		{
			$hideHistory = false;
		}
		else
		{
			$hideHistory = (bool)$arParams['HIDE_HISTORY'];
		}
	}

	if (BitrixImUser::getInstance($userId)->isExtranet())
	{
		if (is_string($arParams['USERS']))
		{
			$arParams['USERS'] = CUtil::JsObjectToPhp($arParams['USERS']);
		}
		if (!is_array($arParams['USERS']))
		{
			throw new BitrixRestRestException("User IDs must be passed in array format", "WRONG_REQUEST", CRestServer::STATUS_WRONG_REQUEST);
		}
		$arParams['USERS'] = BitrixImIntegrationSocialnetworkExtranet::filterUserList($arParams['USERS'], $userId);
	}

	$CIMChat = new CIMChat($userId);
	$result = $CIMChat->AddUser($arParams['CHAT_ID'], $arParams['USERS'], $hideHistory);
	if (!$result)
	{
		throw new BitrixRestRestException("You don't have access or user already member in chat", "WRONG_REQUEST", CRestServer::STATUS_WRONG_REQUEST);
	}

	return true;
}