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-rw-r--r--modules-available/statistics_reporting/inc/getdata.inc.php147
-rw-r--r--modules-available/statistics_reporting/inc/queries.inc.php217
-rw-r--r--modules-available/statistics_reporting/inc/remotereport.inc.php84
3 files changed, 448 insertions, 0 deletions
diff --git a/modules-available/statistics_reporting/inc/getdata.inc.php b/modules-available/statistics_reporting/inc/getdata.inc.php
new file mode 100644
index 00000000..f65ee868
--- /dev/null
+++ b/modules-available/statistics_reporting/inc/getdata.inc.php
@@ -0,0 +1,147 @@
+<?php
+
+define('GETDATA_ANONYMOUS', 1);
+define('GETDATA_PRINTABLE', 2);
+
+class GetData
+{
+ public static $from;
+ public static $to;
+ public static $lowerTimeBound = 0;
+ public static $upperTimeBound = 24;
+ public static $salt;
+
+ // total
+ public static function total($flags = 0) {
+ $printable = 0 !== ($flags & GETDATA_PRINTABLE);
+ // total time online, average time online, total number of logins
+ $res = Queries::getOverallStatistics(self::$from, self::$to, self::$lowerTimeBound, self::$upperTimeBound);
+ $row = $res->fetch(PDO::FETCH_ASSOC);
+ $data = array('totalTime' => $row['sum'], 'medianSessionLength' => self::calcMedian($row['median']), 'longSessions' => $row['longSessions'], 'shortSessions' => $row['shortSessions']);
+
+ //total time offline
+ $res = Queries::getTotalOfflineStatistics(self::$from, self::$to, self::$lowerTimeBound, self::$upperTimeBound);
+ $row = $res->fetch(PDO::FETCH_ASSOC);
+ $data['totalOffTime'] = $row['timeOff'];
+
+ if ($printable) {
+ $data["totalTime_s"] = self::formatSeconds($data["totalTime"]);
+ $data["medianSessionLength_s"] = self::formatSeconds($data["medianSessionLength"]);
+ $data["totalOffTime_s"] = self::formatSeconds($data["totalOffTime"]);
+ }
+
+ return $data;
+ }
+
+ // per location
+ public static function perLocation($flags = 0) {
+ $anonymize = 0 !== ($flags & GETDATA_ANONYMOUS);
+ $printable = 0 !== ($flags & GETDATA_PRINTABLE);
+ $res = Queries::getLocationStatistics(self::$from, self::$to, self::$lowerTimeBound, self::$upperTimeBound);
+ $data = array();
+ while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
+ $median = self::calcMedian(self::calcMedian($row['medianSessionLength']));
+ $entry = array(
+ 'location' => ($anonymize ? $row['locHash'] : $row['locName']),
+ 'totalTime' => $row['timeSum'],
+ 'medianSessionLength' => $median,
+ 'totalOffTime' => $row['offlineSum'],
+ 'longSessions' => $row['longSessions'],
+ 'shortSessions' => $row['shortSessions']
+ );
+ if (!$anonymize) {
+ $entry['locationId'] = $row['locId'];
+ }
+ if ($printable) {
+ $entry['totalTime_s'] = self::formatSeconds($row['timeSum']);
+ $entry['medianSessionLength_s'] = self::formatSeconds($median);
+ $entry['totalOffTime_s'] = self::formatSeconds($row['offlineSum']);
+ }
+ $data[] = $entry;
+ }
+ return $data;
+ }
+
+ // per client
+ public static function perClient($flags = 0) {
+ $anonymize = 0 !== ($flags & GETDATA_ANONYMOUS);
+ $printable = 0 !== ($flags & GETDATA_PRINTABLE);
+ $res = Queries::getClientStatistics(self::$from, self::$to, self::$lowerTimeBound, self::$upperTimeBound);
+ $data = array();
+ while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
+ $median = self::calcMedian(self::calcMedian($row['medianSessionLength']));
+ $entry = array(
+ 'hostname' => ($anonymize ? $row['clientHash'] : $row['clientName']),
+ 'totalTime' => $row['timeSum'],
+ 'medianSessionLength' => $median,
+ 'totalOffTime' => $row['offlineSum'],
+ 'lastStart' => $row['lastStart'],
+ 'lastLogout' => $row['lastLogout'],
+ 'longSessions' => $row['longSessions'],
+ 'shortSessions' => $row['shortSessions'],
+ 'location' => ($anonymize ? $row['locHash'] : $row['locName']),
+ );
+ if (!$anonymize) {
+ $entry['locationId'] = $row['locId'];
+ }
+ if ($printable) {
+ $entry['totalTime_s'] = self::formatSeconds($row['timeSum']);
+ $entry['medianSessionLength_s'] = self::formatSeconds($median);
+ $entry['totalOffTime_s'] = self::formatSeconds($row['offlineSum']);
+ $entry['lastStart_s'] = $row['lastStart'] == 0 ? "" : date(DATE_ISO8601, $row['lastStart']);
+ $entry['lastLogout_s'] = $row['lastLogout'] == 0 ? "" : date(DATE_ISO8601, $row['lastLogout']);
+ }
+ $data[] = $entry;
+ }
+ return $data;
+ }
+
+ // per user
+ public static function perUser($flags = 0) {
+ $anonymize = 0 !== ($flags & GETDATA_ANONYMOUS);
+ $res = Queries::getUserStatistics(self::$from, self::$to, self::$lowerTimeBound, self::$upperTimeBound);
+ $data = array();
+ $user = $anonymize ? 'userHash' : 'name';
+ while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
+ $data[] = array('user' => $row[$user], 'sessions' => $row['count']);
+ }
+ return $data;
+ }
+
+
+ // per vm
+ public static function perVM($flags = 0) {
+ $anonymize = 0 !== ($flags & GETDATA_ANONYMOUS);
+ $res = Queries::getVMStatistics(self::$from, self::$to, self::$lowerTimeBound, self::$upperTimeBound);
+ $data = array();
+ $vm = $anonymize ? 'vmHash' : 'name';
+ while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
+ $data[] = array('vm' => $row[$vm], 'sessions' => $row['count']);
+ }
+ return $data;
+ }
+
+
+
+ // Format $seconds into ".d .h .m .s" format (day, hour, minute, second)
+ private static function formatSeconds($seconds)
+ {
+ return sprintf('%dd, %02d:%02d:%02d', $seconds / (3600*24), ($seconds % (3600*24)) / 3600, ($seconds%3600) / 60, $seconds%60);
+ }
+
+ // Calculate Median
+ private static function calcMedian($string) {
+ $arr = explode(",", $string);
+ sort($arr, SORT_NUMERIC);
+ $count = count($arr); //total numbers in array
+ $middleval = floor(($count-1)/2); // find the middle value, or the lowest middle value
+ if($count % 2) { // odd number, middle is the median
+ $median = $arr[(int) $middleval];
+ } else { // even number, calculate avg of 2 medians
+ $low = $arr[(int) $middleval];
+ $high = $arr[(int) $middleval+1];
+ $median = (($low+$high)/2);
+ }
+ return round($median);
+ }
+} \ No newline at end of file
diff --git a/modules-available/statistics_reporting/inc/queries.inc.php b/modules-available/statistics_reporting/inc/queries.inc.php
new file mode 100644
index 00000000..3e944c92
--- /dev/null
+++ b/modules-available/statistics_reporting/inc/queries.inc.php
@@ -0,0 +1,217 @@
+<?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($from, $to, $lowerTimeBound = 0, $upperTimeBound = 24, $excludeToday = false) {
+ $notassigned = Dictionary::translate('notAssigned', true);
+ Database::exec("SET SESSION group_concat_max_len = 1000000000");
+ $res = Database::simpleQuery("SELECT name AS clientName, timeSum, medianSessionLength, offlineSum, IFNULL(lastStart, 0) as lastStart, IFNULL(lastLogout, 0) as lastLogout, longSessions, shortSessions, locId, locName, MD5(CONCAT(locId, :salt)) AS locHash, MD5(CONCAT(t1.uuid, :salt)) AS clientHash FROM (
+ SELECT machine.machineuuid AS 'uuid', SUM(CAST(sessionTable.length AS UNSIGNED)) AS 'timeSum', GROUP_CONCAT(sessionTable.length) AS 'medianSessionLength', SUM(sessionTable.length >= 60) AS 'longSessions', SUM(sessionTable.length < 60) AS 'shortSessions', MAX(sessionTable.endInBound) AS 'lastLogout'
+ FROM ".self::getBoundedTableQueryString('~session-length', $from, $to, $lowerTimeBound, $upperTimeBound)." sessionTable
+ INNER JOIN machine ON sessionTable.machineuuid = machine.machineuuid
+ GROUP BY machine.machineuuid
+ ) t1
+ RIGHT JOIN (
+ SELECT machine.hostname AS 'name', machine.machineuuid AS 'uuid', SUM(CAST(offlineTable.length AS UNSIGNED)) AS 'offlineSum', MAX(offlineTable.endInBound) AS 'lastStart', IFNULL(location.locationname, '$notassigned') AS 'locName', location.locationid AS 'locId'
+ FROM ".self::getBoundedTableQueryString('~offline-length', $from, $to, $lowerTimeBound, $upperTimeBound)." offlineTable
+ INNER JOIN machine ON offlineTable.machineuuid = machine.machineuuid
+ LEFT JOIN location ON machine.locationid = location.locationid
+ GROUP BY machine.machineuuid
+ ) t2
+ ON t1.uuid = t2.uuid", array("salt" => GetData::$salt));
+
+ return $res;
+ }
+
+ // Location Data: Name, ID (anonymized), Time Online, Median Time Online, Time Offline, Number of Sessions > 60Sec, Number of Sessions < 60Sec
+ public static function getLocationStatistics($from, $to, $lowerTimeBound = 0, $upperTimeBound = 24, $excludeToday = false) {
+ $notassigned = Dictionary::translate('notAssigned', true);
+ Database::exec("SET SESSION group_concat_max_len = 1000000000");
+ $res = Database::simpleQuery("SELECT t1.locId, locName AS locName, MD5(CONCAT(t1.locId, :salt)) AS locHash, timeSum, medianSessionLength, offlineSum, longSessions, shortSessions FROM (
+ SELECT location.locationid AS 'locId', SUM(CAST(sessionTable.length AS UNSIGNED)) AS 'timeSum', GROUP_CONCAT(sessionTable.length) AS 'medianSessionLength', SUM(sessionTable.length >= 60) AS 'longSessions', SUM(sessionTable.length < 60) AS 'shortSessions'
+ FROM ".self::getBoundedTableQueryString('~session-length', $from, $to, $lowerTimeBound, $upperTimeBound)." sessionTable
+ INNER JOIN machine ON sessionTable.machineuuid = machine.machineuuid
+ LEFT JOIN location ON machine.locationid = location.locationid
+ GROUP BY machine.locationid
+ ) t1
+ RIGHT JOIN (
+ SELECT IFNULL(location.locationname, '$notassigned') AS 'locName', location.locationid AS 'locId', SUM(CAST(offlineTable.length AS UNSIGNED)) AS 'offlineSum'
+ FROM ".self::getBoundedTableQueryString('~offline-length', $from, $to, $lowerTimeBound, $upperTimeBound)." offlineTable
+ INNER JOIN machine ON offlineTable.machineuuid = machine.machineuuid
+ LEFT JOIN location ON machine.locationid = location.locationid
+ GROUP BY machine.locationid
+ ) t2
+ ON t1.locId = t2.locId", array("salt" => GetData::$salt));
+ return $res;
+ }
+
+ // User Data: Name, Name(anonymized), Number of Logins
+ public static function getUserStatistics($from, $to, $lowerTimeBound = 0, $upperTimeBound = 24) {
+ $res = Database::simpleQuery("SELECT username AS name, IF(username = 'anonymous', 'anonymous', md5(CONCAT(username, :salt))) AS userHash, COUNT(*) AS 'count'
+ FROM statistic
+ WHERE typeid='.vmchooser-session-name' AND dateline >= $from and dateline <= $to
+ AND FROM_UNIXTIME(dateline, '%H') >= $lowerTimeBound AND FROM_UNIXTIME(dateline, '%H') < $upperTimeBound
+ GROUP BY username
+ ORDER BY 2 DESC", array("salt" => GetData::$salt));
+ return $res;
+ }
+
+ // Virtual Machine Data: Name, Number of Usages
+ public static function getVMStatistics($from, $to, $lowerTimeBound = 0, $upperTimeBound = 24) {
+ $res = Database::simpleQuery("SELECT data AS name, MD5(CONCAT(data, :salt)) AS vmHash, COUNT(*) AS 'count'
+ FROM statistic
+ WHERE typeid='.vmchooser-session-name' AND dateline >= $from and dateline <= $to
+ AND FROM_UNIXTIME(dateline, '%H') >= $lowerTimeBound AND FROM_UNIXTIME(dateline, '%H') < $upperTimeBound
+ GROUP BY data
+ ORDER BY 2 DESC", array("salt" => GetData::$salt));
+ return $res;
+ }
+
+ //Total Data: Time Online, Median Time Online, Number of Sessions > 60Sec, Number of Sessions < 60Sec
+ public static function getOverallStatistics ($from, $to, $lowerTimeBound = 0, $upperTimeBound = 24) {
+ Database::exec("SET SESSION group_concat_max_len = 1000000000");
+ $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', $from, $to, $lowerTimeBound, $upperTimeBound)." sessionTable");
+ return $res;
+ }
+
+ // Total Data(2): Time Offline
+ public static function getTotalOfflineStatistics($from, $to, $lowerTimeBound = 0, $upperTimeBound = 24) {
+ $res = Database::simpleQuery("SELECT SUM(CAST(offlineTable.length AS UNSIGNED)) AS timeOff
+ FROM ".self::getBoundedTableQueryString('~offline-length', $from, $to, $lowerTimeBound, $upperTimeBound)." offlineTable");
+ return $res;
+ }
+
+ // query string which provides table with time-cutoff and time-bounds
+ private static function getBoundedTableQueryString($typeid, $from, $to, $lowerTimeBound, $upperTimeBound)
+ {
+ // get Clients that are currently oflfine (the offline time is not yet recorded in the statistic table)
+ $union = $typeid == '~offline-length' ?
+ "union
+ select CAST(IF(lastseen < $from, $from, lastseen) as UNSIGNED) as start, $to as end,
+ '~offline-length' as typeid, machineuuid, 'machine'
+ from machine where lastseen <= $to and UNIX_TIMESTAMP() - lastseen >= 600" : "";
+
+
+ $lowerFormat = "'%y-%m-%d $lowerTimeBound:00:00'";
+ $upperFormat = "'%y-%m-%d ".($upperTimeBound-1).":59:59'";
+ $queryString = "
+ select
+
+ # The whole length of the session/offline time.
+ (end-start
+
+ # Now the time that is not within the daily time bounds is subtracted.
+ # This includes the time before the first daily bound, the time after the last daily bound
+ # and the time between the daily bounds (if a session/offline time spans multiple days)
+
+ # Time before the first daily bound is subtracted.
+ - IF(
+ start > startUpper,
+ UNIX_TIMESTAMP(FROM_UNIXTIME(start, $lowerFormat) + INTERVAL 1 DAY) - start,
+ IF(
+ start < startLower,
+ startLower - start,
+ 0
+ )
+ )
+
+ # Time after the last daily bound is subtracted.
+ - IF(
+ end > endUpper,
+ end - (endUpper + 1),
+ IF(
+ end < endLower,
+ end - (UNIX_TIMESTAMP(FROM_UNIXTIME(end, $upperFormat) - INTERVAL 1 DAY) + 1),
+ 0
+ )
+ )
+
+ # Time between the daily bounds is subtracted.
+ - ( daysDiff - 2
+ + IF(start <= startUpper, 1, 0)
+ + IF(end >= endLower, 1, 0)
+ ) * ((24 - ($upperTimeBound - $lowerTimeBound)) * 3600)
+
+ # If the session crossed a clock change (to/from daylight saving time), the last subtraction may have subtracted
+ # one hour too much or too little. This IF will correct this.
+ - IF(
+ innerStart < innerEnd,
+ IF(
+ timeDiff = 1 AND ($lowerTimeBound >= 2 OR $upperTimeBound <= 2),
+ 3600,
+ IF(timeDiff = -1 AND ($lowerTimeBound >= 3 OR $upperTimeBound <= 3), -3600, 0)
+ ),
+ 0
+ )
+
+ ) as 'length',
+
+ IF(end < endUpper AND end > endLower AND end < $to, end, 0) as endInBound,
+
+ machineuuid
+
+
+ # These nested selects are necessary because some things need to be calculated before others.
+ # (e.g. start is needed to calculate startLower)
+ from (
+ select
+ *,
+
+ # timeDiff is the clock change between innerStart and innerEnd. ( 0 = no clock change)
+ ((CAST(date_format(from_unixtime(innerStart), '%H') as SIGNED) -
+ CAST(date_format(convert_tz(from_unixtime(innerStart), @@session.time_zone, '+00:00'), '%H') as SIGNED) + 24) % 24
+ -
+ (CAST(date_format(from_unixtime(innerEnd), '%H') as SIGNED) -
+ CAST(date_format(convert_tz(from_unixtime(innerEnd), @@session.time_zone, '+00:00'), '%H') as SIGNED) + 24) % 24) as timeDiff
+ from (
+ select
+ *,
+
+ # innerStart and innerEnd are start and end but excluding the time before the first daily upper bound and after the last daily lower bound.
+ CAST(IF(start <= startUpper, startUpper, UNIX_TIMESTAMP(FROM_UNIXTIME(start, $upperFormat) + INTERVAL 1 DAY)) as UNSIGNED) as innerStart,
+ CAST(IF(end >= endLower, endLower, UNIX_TIMESTAMP(FROM_UNIXTIME(end, $lowerFormat) - INTERVAL 1 DAY)) as UNSIGNED) as innerEnd
+ from (
+ select
+ *,
+
+ # daysDiff = how many different days the start and end are apart (0 = start and end on the same day)
+ (TO_DAYS(FROM_UNIXTIME(end, '%y-%m-%d')) - TO_DAYS(FROM_UNIXTIME(start, '%y-%m-%d'))) as daysDiff,
+
+ # startLower = lower daily time bound on the starting day
+ CAST(UNIX_TIMESTAMP(FROM_UNIXTIME(start, $lowerFormat)) as UNSIGNED) as startLower,
+ # startUpper = upper daily time bound on the starting day
+ CAST(UNIX_TIMESTAMP(FROM_UNIXTIME(start, $upperFormat)) as UNSIGNED) as startUpper,
+ # endLower = lower daily time bound on the ending day
+ CAST(UNIX_TIMESTAMP(FROM_UNIXTIME(end, $lowerFormat)) as UNSIGNED) as endLower,
+ # endUpper = upper daily time bound on the ending day
+ CAST(UNIX_TIMESTAMP(FROM_UNIXTIME(end, $upperFormat)) as UNSIGNED) as endUpper
+ from (
+ # Statistic logs (combined with currently offline machines if offline times are requested) .
+ select CAST(IF(dateline < $from, $from, dateline) as UNSIGNED) as start,
+ CAST(IF(dateline+data > $to, $to, dateline+data) as UNSIGNED) as end,
+ typeid, machineuuid, 'statistic'
+ from statistic where dateline+data >= $from and dateline <= $to and typeid = '$typeid'
+ $union
+ ) t
+ ) t
+ ) t
+ ) t
+
+
+ # Filter out the session that are at least overlapping with the time bounds.
+ where (
+ (daysDiff = 0 and (start <= UNIX_TIMESTAMP(FROM_UNIXTIME(start, $upperFormat)) and end >= UNIX_TIMESTAMP(FROM_UNIXTIME(end, $lowerFormat))))
+ or
+ (daysDiff = 1 and (start <= UNIX_TIMESTAMP(FROM_UNIXTIME(start, $upperFormat)) or end >= UNIX_TIMESTAMP(FROM_UNIXTIME(end, $lowerFormat))))
+ or
+ daysDiff >= 2
+ )
+ ";
+ return "(".$queryString.")";
+ }
+}
+
diff --git a/modules-available/statistics_reporting/inc/remotereport.inc.php b/modules-available/statistics_reporting/inc/remotereport.inc.php
new file mode 100644
index 00000000..7aad8b3a
--- /dev/null
+++ b/modules-available/statistics_reporting/inc/remotereport.inc.php
@@ -0,0 +1,84 @@
+<?php
+
+class RemoteReport
+{
+
+ const ENABLED_ID = 'statistics-reporting-enabled';
+ const NEXT_SUBMIT_ID = 'statistics-reporting-next';
+
+ /**
+ * Enable or disable remote reporting of usage statistics.
+ *
+ * @param bool|string $isEnabled true or 'on' if reporting should be enabled
+ */
+ public static function setReportingEnabled($isEnabled)
+ {
+ $value = ($isEnabled === true || $isEnabled === 'on') ? 'on' : '';
+ Property::set(self::ENABLED_ID, $value, 60 * 24 * 14);
+ }
+
+ /**
+ * Returns whether remote reporting is enabled or not.
+ *
+ * @return bool true if reporting is on, false if off
+ */
+ public static function isReportingEnabled()
+ {
+ return Property::get(self::ENABLED_ID, false) === 'on';
+ }
+
+ /**
+ * Get the timestamp of the end of the next 7 day interval to
+ * report statistics for. Usually if this is < time() you want
+ * to generate the report.
+ *
+ * @return int timestamp of the end of the reporting time frame
+ */
+ public static function getReportingTimestamp()
+ {
+ $ts = Property::get(self::NEXT_SUBMIT_ID, 0);
+ if ($ts === 0) {
+ // No timestamp stored yet - might be a fresh install
+ // schedule for next time
+ self::updateNextReportingTimestamp();
+ $ts = Property::get(self::NEXT_SUBMIT_ID, 0);
+ } elseif ($ts < strtotime('last monday')) {
+ // Too long ago, move forward to last monday
+ $ts = strtotime('last monday');
+ }
+ return $ts;
+ }
+
+ /**
+ * Update the timestamp of the next scheduled statistics report.
+ * This sets the end of the next 7 day interval to the start of
+ * next monday (00:00).
+ */
+ public static function writeNextReportingTimestamp()
+ {
+ Property::set(self::NEXT_SUBMIT_ID, strtotime('next monday'), 60 * 24 * 14);
+ }
+
+ /**
+ * Generate the multi-dimensional array containing the anonymized
+ * (weekly) statistics to report.
+ *
+ * @param $from start timestamp
+ * @param $to end timestamp
+ * @return array wrapped up statistics, ready for reporting
+ */
+ public static function generateReport($from, $to) {
+ GetData::$from = $from;
+ GetData::$to = $to;
+ GetData::$salt = bin2hex(Util::randomBytes(20));
+ $data = GetData::total(GETDATA_ANONYMOUS);
+ $data['perLocation'] = GetData::perLocation(GETDATA_ANONYMOUS);
+ $data['perClient'] = GetData::perClient(GETDATA_ANONYMOUS);
+ $data['perUser'] = GetData::perUser(GETDATA_ANONYMOUS);
+ $data['perVM'] = GetData::perVM(GETDATA_ANONYMOUS);
+ $data['tsFrom'] = $from;
+ $data['tsTo'] = $to;
+ return $data;
+ }
+
+} \ No newline at end of file