/** * Get from the database a list of the ranges of online users * @return array */ public static function getRanges() { if (OnlineRange::$ranges_cache) { return OnlineRange::$ranges_cache; } $startTime = microtime(true); $rows = OnlineRange::fetchAllRows(); OnlineRange::$users_cache = User::getAll(); $result = OnlineRange::$ranges_cache = OnlineRange::buildRanges($rows); $endTime = microtime(true); Logger::log(" OnlineRange::getRanges() -> ", $endTime - $startTime); $startTime = microtime(true); OnlineRange::saveRanges($result); $endTime = microtime(true); Logger::log(" OnlineRange::saveRanges() -> ", $endTime - $startTime); return $result; }