CCalendarEvent::GetAttendees

static function GetAttendees($eventIdList = [])
{
	global $DB;
	$attendees = [];

	if (CCalendar::IsSocNet())
	{
		$eventIdList = is_array($eventIdList) ? array_map('intval', array_unique($eventIdList)) : array((int)$eventIdList);

		if (!empty($eventIdList))
		{
			$strSql = "
			SELECT
				CE.OWNER_ID AS USER_ID,
				CE.ID, CE.PARENT_ID, CE.MEETING_STATUS, CE.MEETING_HOST,
				U.LOGIN, U.NAME, U.LAST_NAME, U.SECOND_NAME, U.EMAIL, U.PERSONAL_PHOTO, U.WORK_POSITION, U.EXTERNAL_AUTH_ID,
				BUF.UF_DEPARTMENT
			FROM
				b_calendar_event CE
				LEFT JOIN b_user U ON (U.ID=CE.OWNER_ID)
				LEFT JOIN b_uts_user BUF ON (BUF.VALUE_ID = CE.OWNER_ID)
			WHERE
				CE.ACTIVE = 'Y' AND
				CE.CAL_TYPE = 'user' AND
				CE.DELETED = 'N' AND
				CE.PARENT_ID in (".implode(',', $eventIdList).")";

			$res = $DB->Query($strSql, false, "File: ".__FILE__."
Line: ".__LINE__);
			while($entry = $res->Fetch())
			{
				$parentId = (int)$entry['PARENT_ID'];
				$attendeeId = (int)$entry['USER_ID'];
				if (!isset($attendees[$parentId]))
				{
					$attendees[$parentId] = [];
				}
				$entry["STATUS"] = trim($entry["MEETING_STATUS"]);
				if ($parentId === (int)$entry['ID'] || $attendeeId === (int)$entry['MEETING_HOST'])
				{
					$entry["STATUS"] = "H";
				}

				CCalendar::SetUserDepartment($attendeeId, (empty($entry['UF_DEPARTMENT'])
					? []
					: unserialize($entry['UF_DEPARTMENT'], ['allowed_classes' => false])));
				$entry['DISPLAY_NAME'] = CCalendar::GetUserName($entry);
				$entry['URL'] = CCalendar::GetUserUrl($attendeeId);
				$entry['AVATAR'] = CCalendar::GetUserAvatarSrc($entry['ID']);
				$entry['EVENT_ID'] = $entry['ID'];

				unset($entry['ID'], $entry['PARENT_ID'], $entry['UF_DEPARTMENT'], $entry['LOGIN']);
				$attendees[$parentId][] = $entry;
			}
		}
	}

	return $attendees;
}