<?php
class Queries
{
// Client Data: Name, Time Online, Median Time Online, Time Offline, last start, last logout, Last Time Booted, Number of Sessions > 60Sec, Number of Sessions < 60Sec, name of location, id of location (anonymized), machine uuid (anonymized)
public static function getClientStatistics($cutOff, $lowerTimeBound = 0, $upperTimeBound = 24) {
$notassigned = Dictionary::translateFile('template-tags', 'lang_notassigned');
$res = Database::simpleQuery("SELECT t1.name AS clientName, timeSum, medianTime, offlineSum, lastStart, lastLogout, longSessions, shortSessions, locName, MD5(locId) AS locHash, MD5(t1.uuid) AS clientHash FROM (
SELECT machine.hostname AS 'name', machine.machineuuid AS 'uuid', SUM(CAST(sessionTable.length AS UNSIGNED)) AS 'timeSum', GROUP_CONCAT(sessionTable.length) AS 'medianTime', SUM(sessionTable.length >= 60) AS 'longSessions', SUM(sessionTable.length < 60) AS 'shortSessions',MAX(sessionTable.dateline + sessionTable.data) AS 'lastLogout', IFNULL(location.locationname, '$notassigned') AS 'locName', location.locationid AS 'locId'
FROM ".self::getBoundedTableQueryString('~session-length', $lowerTimeBound, $upperTimeBound, $cutOff)." sessionTable
INNER JOIN machine ON sessionTable.machineuuid = machine.machineuuid
LEFT JOIN location ON machine.locationid = location.locationid
GROUP BY machine.machineuuid
) t1
INNER JOIN (
SELECT machine.hostname AS 'name', machine.machineuuid AS 'uuid', SUM(CAST(offlineTable.length AS UNSIGNED)) AS 'offlineSum', MAX(offlineTable.dateline) AS 'lastStart'
FROM ".self::getBoundedTableQueryString('~offline-length', $lowerTimeBound, $upperTimeBound, $cutOff)." offlineTable
INNER JOIN machine ON offlineTable.machineuuid = machine.machineuuid
GROUP BY machine.machineuuid
) t2
ON t1.uuid = t2.uuid");
return $res;
}
// Location Data: Name, ID (anonymized), Time Online, Median Time Online, Time Offline, Number of Sessions > 60Sec, Number of Sessions < 60Sec
public static function getLocationStatistics($cutOff, $lowerTimeBound = 0, $upperTimeBound = 24) {
$notassigned = Dictionary::translateFile('template-tags', 'lang_notassigned');
$res = Database::simpleQuery("SELECT t1.locName AS locName, MD5(locId) AS locHash, timeSum, medianTime, offlineSum, longSessions, shortSessions FROM (
SELECT IFNULL(location.locationname, '$notassigned') AS 'locName', location.locationid AS 'locId', SUM(CAST(sessionTable.length AS UNSIGNED)) AS 'timeSum', GROUP_CONCAT(sessionTable.length) AS 'medianTime', SUM(sessionTable.length >= 60) AS 'longSessions', SUM(sessionTable.length < 60) AS 'shortSessions'
FROM ".self::getBoundedTableQueryString('~session-length', $lowerTimeBound, $upperTimeBound, $cutOff)." sessionTable
INNER JOIN machine ON sessionTable.machineuuid = machine.machineuuid
LEFT JOIN location ON machine.locationid = location.locationid
GROUP BY location.locationname
) t1
INNER JOIN (
SELECT IFNULL(location.locationname, '$notassigned') AS 'locName', SUM(CAST(offlineTable.length AS UNSIGNED)) AS 'offlineSum'
FROM ".self::getBoundedTableQueryString('~offline-length', $lowerTimeBound, $upperTimeBound, $cutOff)." offlineTable
INNER JOIN machine ON offlineTable.machineuuid = machine.machineuuid
LEFT JOIN location ON machine.locationid = location.locationid
GROUP BY location.locationname
) t2
ON t1.locName = t2.locName");
return $res;
}
// User Data: Name, Name(anonymized), Number of Logins
public static function getUserStatistics($cutOff, $lowerTimeBound = 0, $upperTimeBound = 24) {
$res = Database::simpleQuery("SELECT username AS name, IF(username = 'anonymous', 'anonymous', md5(username)) AS userHash, COUNT(*) AS 'count'
FROM statistic
WHERE typeid='.vmchooser-session-name' AND dateline+data >= UNIX_TIMESTAMP(CURDATE() - INTERVAL $cutOff DAY)
AND ((FROM_UNIXTIME(dateline+data, '%H')*1 >= $lowerTimeBound) AND (FROM_UNIXTIME(dateline, '%H')*1 < $upperTimeBound))
GROUP BY username
ORDER BY 2 DESC");
return $res;
}
// Virtual Machine Data: Name, Number of Usages
public static function getVMStatistics($cutOff, $lowerTimeBound = 0, $upperTimeBound = 24) {
$res = Database::simpleQuery("SELECT data AS name, COUNT(*) AS 'count' FROM statistic WHERE typeid='.vmchooser-session-name' AND dateline+data >= UNIX_TIMESTAMP(CURDATE() - INTERVAL $cutOff DAY)
AND ((FROM_UNIXTIME(dateline+data, '%H')*1 >= $lowerTimeBound) AND (FROM_UNIXTIME(dateline, '%H')*1 < $upperTimeBound))
GROUP BY data
ORDER BY 2 DESC");
return $res;
}
//Total Data: Time Online, Median Time Online, Number of Sessions > 60Sec, Number of Sessions < 60Sec
public static function getOverallStatistics ($cutOff, $lowerTimeBound = 0, $upperTimeBound = 24) {
$res = Database::simpleQuery("SELECT SUM(CAST(sessionTable.length AS UNSIGNED)) AS sum, GROUP_CONCAT(sessionTable.length) AS median, SUM(sessionTable.length >= 60) AS longSessions, SUM(sessionTable.length < 60) AS shortSessions
FROM ".self::getBoundedTableQueryString('~session-length', $lowerTimeBound, $upperTimeBound, $cutOff)." sessionTable");
return $res;
}
// Total Data(2): Time Offline
public static function getTotalOfflineStatistics($cutOff, $lowerTimeBound = 0, $upperTimeBound = 24) {
$res = Database::simpleQuery("SELECT SUM(CAST(offlineTable.length AS UNSIGNED)) AS timeOff
FROM ".self::getBoundedTableQueryString('~offline-length', $lowerTimeBound, $upperTimeBound, $cutOff)." offlineTable");
return $res;
}
// query string which provides table with time-cutoff and time-bounds
private static function getBoundedTableQueryString($typeid, $lowerTimeBound, $upperTimeBound, $cutOff)
{
$lowerFormat = "'%y-%m-%d $lowerTimeBound:00:00'";
$upperFormat = "'%y-%m-%d ".($upperTimeBound-1).":59:59'";
$queryString = "
select
@startLower := UNIX_TIMESTAMP(FROM_UNIXTIME(dateline, $lowerFormat)),
@startUpper := UNIX_TIMESTAMP(FROM_UNIXTIME(dateline, $upperFormat)),
@endLower := UNIX_TIMESTAMP(FROM_UNIXTIME(dateline+data, $lowerFormat)),
@endUpper := UNIX_TIMESTAMP(FROM_UNIXTIME(dateline+data, $upperFormat)),
(CAST(data AS SIGNED)
- IF(
dateline > @startUpper,
UNIX_TIMESTAMP(FROM_UNIXTIME(dateline, $lowerFormat) + INTERVAL 1 DAY) - dateline,
IF(
dateline < @startLower,
@startLower - dateline,
0
)
)
- IF(
dateline+data > @endUpper,
dateline+data - (@endUpper + 1),
IF(
dateline+data < @endLower,
dateline+data - (UNIX_TIMESTAMP(FROM_UNIXTIME(dateline+data, $upperFormat) - INTERVAL 1 DAY) + 1),
0
)
)
- ( TO_DAYS(FROM_UNIXTIME(dateline+data, '%y-%m-%d')) - TO_DAYS(FROM_UNIXTIME(dateline, '%y-%m-%d'))
- 2
+ IF(dateline <= @startUpper, 1, 0)
+ IF(dateline+data >= @endLower, 1, 0)
) * ((24 - ($upperTimeBound - $lowerTimeBound)) * 3600)
- IF(
@leftBound := IF(dateline <= @startUpper, @startUpper, UNIX_TIMESTAMP(FROM_UNIXTIME(dateline, $upperFormat) + INTERVAL 1 DAY))
< @rightBound := IF(dateline+data >= @endLower, @endLower, UNIX_TIMESTAMP(FROM_UNIXTIME(dateline+data, $lowerFormat) - INTERVAL 1 DAY)),
IF(
@timeDiff := (
(date_format(from_unixtime(@leftBound), '%H') -
date_format(convert_tz(from_unixtime(@leftBound), @@session.time_zone, '+00:00'), '%H') + 24) % 24
-
(date_format(from_unixtime(@rightBound), '%H') -
date_format(convert_tz(from_unixtime(@rightBound), @@session.time_zone, '+00:00'), '%H') + 24) % 24) = 1
AND ($lowerTimeBound >= 2 OR $upperTimeBound <= 2),
3600,
IF(@timeDiff = -1 AND ($lowerTimeBound >= 3 OR $upperTimeBound <= 3), -3600, 0)
),
0
)
) as 'length',
dateline,
data,
machineuuid
from statistic
where dateline+data >= UNIX_TIMESTAMP(CURDATE() - INTERVAL $cutOff DAY) and typeid = '$typeid'
and (
(UNIX_TIMESTAMP(FROM_UNIXTIME(dateline, $lowerFormat)) <= dateline and dateline <= UNIX_TIMESTAMP(FROM_UNIXTIME(dateline, $upperFormat)))
or
(UNIX_TIMESTAMP(FROM_UNIXTIME(dateline+data, $lowerFormat)) <= dateline+data and dateline+data <= UNIX_TIMESTAMP(FROM_UNIXTIME(dateline+data, $upperFormat)))
)
";
return "(".$queryString.")";
}
}