CCalendarSect::GetList

static function GetList($params = [])
{
	$result = false;
	$checkPermissions = ($params['checkPermissions'] ?? null) !== false;
	$params['joinTypeInfo'] = (bool)($params['joinTypeInfo'] ?? null);
	$params['checkPermissions'] = $checkPermissions;
	$params['getPermissions'] = ($params['getPermissions'] ?? null) !== false;
	$userId = ($params['userId'] ?? false) ? (int)$params['userId'] : CCalendar::GetCurUserId();
	$params['userId'] = $userId;
	$cacheEnabled = CCalendar::CacheTime() > 0;

	if ($cacheEnabled)
	{
		$cache = new CPHPCache;
		$cacheId = 'section_list_'.serialize($params).(CCalendar::IsSocnetAdmin() ? 'socnet_admin' : '');
		$cachePath = CCalendar::CachePath().'section_list';

		if ($cache->InitCache(CCalendar::CacheTime(), $cacheId, $cachePath))
		{
			$res = $cache->GetVars();
			$result = $res["arResult"];
			$sectionIdList = $res["arSectionIds"];
			$permissions = $res["permissions"];
			if (is_array($permissions))
			{
				foreach($res["permissions"] as $sectionId => $perms)
				{
					self::$Permissions[$sectionId] = $perms;
				}
			}
		}
	}

	if (!$cacheEnabled || !isset($sectionIdList))
	{
		if (self::$useOrmFilter)
		{
			$sectionList = self::getListOrm($params);
		}
		else
		{
			$sectionList = self::getListOld($params);
		}

		$result = [];
		$sectionIdList = [];
		$checkedConnections = [];
		$isExchangeEnabled = CCalendar::IsExchangeEnabled();
		$isCalDAVEnabled = CCalendar::IsCalDAVEnabled();

		foreach ($sectionList as $section)
		{
			$sectId = (int)$section['ID'];

			if (in_array($sectId, $sectionIdList, true))
			{
				continue;
			}

			if ($checkPermissions)
			{
				self::HandlePermission($section);
			}

			$sectionType = $section['CAL_TYPE'];

			// Outlook js
			if (
				$sectionType !== RoomsManager::TYPE
				&& CCalendar::IsIntranetEnabled()
			)
			{
				$section['OUTLOOK_JS'] = 'needAction';
			}

			unset($section['ACCESS_CODE'], $section['TASK_ID']);

			$sectionIdList[] = $sectId;

			$section['EXPORT'] = [
				'ALLOW' => true,
				'LINK' => self::GetExportLink($section['ID'], $sectionType, $section['OWNER_ID'])
			];

			if ($sectionType === 'user')
			{
				$section['IS_EXCHANGE'] = $section['DAV_EXCH_CAL'] && $isExchangeEnabled;
				if ($section['CAL_DAV_CON'] && $isCalDAVEnabled)
				{
					$connectionId = (int)$section["CAL_DAV_CON"];

					if (isset($checkedConnections[$connectionId]))
					{
						$section['CAL_DAV_CON'] = $checkedConnections[$connectionId] ? $connectionId : false;
					}
					else
					{
						$connection = CDavConnection::GetList(
							["ID" => "ASC"],
							["ID" => $connectionId]
						);

						if ($connection)
						{
							$section['CAL_DAV_CON'] = (int)$connection["ID"];
						}
						else
						{
							$section['CAL_DAV_CON'] = false;
						}

						$checkedConnections[$connectionId] = (bool)$connection;
					}
				}
			}
			else
			{
				$section['IS_EXCHANGE'] = false;
				$section['CAL_DAV_CON'] = false;
			}

			$result[] = $section;
		}

		if ($cacheEnabled)
		{
			$cache->StartDataCache(CCalendar::CacheTime(), $cacheId, $cachePath);
			$cache->EndDataCache([
				"arResult" => $result,
				"arSectionIds" => $sectionIdList,
				"permissions" => self::$Permissions,
			]);
		}
	}

	if (($checkPermissions || $params['getPermissions']) && $userId >= 0 && !empty($sectionIdList))
	{
		$result = self::GetSectionPermission($result, $params['getPermissions']);
	}

	return $result;
}