CAllSocNetUserToGroup::TransferMember2Moderator

static function TransferMember2Moderator($userID, $groupId, $relationIdList): bool
{
	global $APPLICATION, $USER;

	$userID = (int)$userID;
	if ($userID <= 0)
	{
		$APPLICATION->ThrowException(GetMessage("SONET_UR_EMPTY_USERID"), "ERROR_USERID");
		return false;
	}

	$groupId = (int)$groupId;
	if ($groupId <= 0)
	{
		$APPLICATION->ThrowException(GetMessage("SONET_UR_EMPTY_GROUPID"), "ERROR_GROUPID");
		return false;
	}

	if (!is_array($relationIdList))
	{
		return true;
	}

	$arGroup = CSocNetGroup::GetByID($groupId);
	if (!$arGroup || !is_array($arGroup))
	{
		$APPLICATION->ThrowException(GetMessage("SONET_UG_ERROR_NO_GROUP_ID"), "ERROR_NO_GROUP");
		return false;
	}

	$bSuccess = true;
	$arSuccessRelations = array();

	$relationsToUpdateCount = 0;

	foreach ($relationIdList as $relationId)
	{
		$relationId = (int)$relationId;
		if ($relationId <= 0)
		{
			continue;
		}

		$arRelation = CSocNetUserToGroup::GetByID($relationId);
		if (
			!$arRelation
			|| (int)$arRelation["GROUP_ID"] !== $groupId
			|| $arRelation["ROLE"] !== UserToGroupTable::ROLE_USER
		)
		{
			continue;
		}

		$relationsToUpdateCount++;

		$arFields = array(
			"ROLE" => UserToGroupTable::ROLE_MODERATOR,
			"=DATE_UPDATE" => CDatabase::CurrentTimeFunction(),
		);
		if (CSocNetUserToGroup::update($arRelation["ID"], $arFields))
		{
			$arSuccessRelations[] = $arRelation;
			self::notifyModeratorAdded(array(
				'userId' => $userID,
				'groupId' => $groupId,
				'relationFields' => $arRelation,
				'groupFields' => $arGroup
			));
		}
		else
		{
			$errorMessage = "";
			if ($e = $APPLICATION->GetException())
			{
				$errorMessage = $e->GetString();
			}
			if ($errorMessage === '')
			{
				$errorMessage = Loc::getMessage('SONET_UR_ERROR_CREATE_USER2GROUP');
			}

			$APPLICATION->ThrowException($errorMessage, "ERROR_MEMBER2MOD");
			$bSuccess = false;
		}
	}

	if ($relationsToUpdateCount <= 0)
	{
		$APPLICATION->ThrowException(GetMessage("SONET_UR_ERROR_MEM2MOD_EMPTY_CORRECT_LIST"), "MOD2MEM_EMPTY_CORRECT_LIST");
		return false;
	}

	$successfulUserIdList = array();
	foreach ($arSuccessRelations as $arRel)
	{
		$arNotifyParams = array(
			"TYPE" => "moderate",
			"RELATION_ID" => $arRel["ID"],
			"USER_ID" => $arRel["USER_ID"],
			"GROUP_ID" => $arRel["GROUP_ID"],
			"GROUP_NAME" => $arRel["GROUP_NAME"],
			"EXCLUDE_USERS" => array($arRel["USER_ID"], $USER->GetID())
		);
		CSocNetUserToGroup::NotifyImToModerators($arNotifyParams);
		CSocNetSubscription::Set($arRel["USER_ID"], "SG".$arRel["GROUP_ID"], "Y");

		$successfulUserIdList[] = $arRel["USER_ID"];
	}

	$successfulUserIdList = array_unique($successfulUserIdList);

	if (!empty($successfulUserIdList))
	{
		IntegrationImChatWorkgroup::setChatManagers(array(
			'group_id' => $groupId,
			'user_id' => $successfulUserIdList,
			'set' => true
		));
	}

	if (
		$bSuccess
		&& count($arSuccessRelations) <= 0
	)
	{
		$errorMessage = "";
		if ($e = $APPLICATION->GetException())
		{
			$errorMessage = $e->GetString();
		}
		if ($errorMessage === '')
		{
			$errorMessage = Loc::getMessage('SONET_UR_ERROR_MEM2MOD_INCORRECT_PARAMS');
		}

		$APPLICATION->ThrowException($errorMessage, "MEM2MOD_INCORRECT_PARAMS");
		$bSuccess = false;
	}

	return $bSuccess;
}