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some performance optimizions in the frontend

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git-svn-id: file:///home/jan/tmp/wetterstation/trunk@222 dd492736-c11a-0410-ad51-8c26713eaf7f
This commit is contained in:
losinshi
2007-02-12 00:06:56 +00:00
parent 194ad4d412
commit 288f351cb6
8 changed files with 206 additions and 160 deletions
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webstuff/frontend/php_inc/modules/rain.inc.php
+45 -25
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@@ -12,100 +12,120 @@ include_once($path."php_inc/connection.inc.php");
/* Rain-Klasse fuer das Rain-Modul */
class Rain{
var $nowHour; /* Regen in der momentanen Stunde */
var $nowDay; /* Regen in heute */
var $nowMonth; /* Regen diesen Monat */
var $nowYear; /* Regen dies Jahr */
var $nowAll; /* Regen seit Messbeginn */
var $maxHourData; /* Stunde mit dem meistem Regen */
var $maxDayData; /* Tag mit dem meistem Regen */
var $maxMonthData; /* Monat mit dem meistem Regen */
var $maxYearData; /* Jahr mit dem meistem Regen */
var $nowHour = "nc"; /* Regen in der momentanen Stunde */
var $nowDay = "nc"; /* Regen in heute */
var $nowMonth = "nc"; /* Regen diesen Monat */
var $nowYear = "nc"; /* Regen dies Jahr */
var $nowAll = "nc"; /* Regen seit Messbeginn */
var $maxHourData = "nc"; /* Stunde mit dem meistem Regen */
var $maxDayData = "nc"; /* Tag mit dem meistem Regen */
var $maxMonthData = "nc"; /* Monat mit dem meistem Regen */
var $maxYearData = "nc"; /* Jahr mit dem meistem Regen */
var $connection;
var $table;
var $sensId;
/* Konstruktor, Holt die Werte aus der Datenbank und fuellt die Variablen damit */
function Rain($sensId, & $connection){
$this->connection = &$connection;
$this->sensId = $sensId;
/* Tabelle des Sensors bestimmen */
$tableQuery = "SELECT tabelle FROM sensoren, typen WHERE sensoren.id=".$sensId." AND typen.typ = sensoren.typ";
$table = $connection->fetchQueryResultLine($tableQuery);
$table = trim($table['tabelle']);
$this->table = $table;
/* Aktuelle Werte holen */
$this->nowHour = $this->_getNowValues($sensId, & $connection, $table, "1 hours");
$this->nowDay = $this->_getNowValues($sensId, & $connection, $table, "1 days");
$this->nowMonth = $this->_getNowValues($sensId, & $connection, $table, "1 months");
$this->nowYear = $this->_getNowValues($sensId, & $connection, $table, "1 years");
$this->nowAll = $connection->fetchQueryResultLine("SELECT sum(count) as rain FROM ".$table." WHERE sens_id=".$sensId);
/* Maximale Werte holen */
$this->maxHourData = $this->_getMaxValues($sensId, & $connection, $table, "hour", "DD.MM.YYYY HH24:MI");
$this->maxDayData = $this->_getMaxValues($sensId, & $connection, $table, "day", "DD.MM.YYYY");
$this->maxMonthData = $this->_getMaxValues($sensId, & $connection, $table, "month", "MM.YYYY");
$this->maxYearData = $this->_getMaxValues($sensId, & $connection, $table, "year", "YYYY");
}
/* Momentane Werte aus der Datenbank holen */
function _getNowValues($sensId, & $connection, $table, $interval){
$result = $connection->fetchQueryResultLine("SELECT sum(count) as rain FROM ".$table." WHERE sens_id=".$sensId." AND timestamp>(current_timestamp - INTERVAL '".$interval."')");
function _getNowValues($interval){
$result = $this->connection->fetchQueryResultLine("SELECT sum(count) as rain FROM ".$this->table." WHERE sens_id=".$this->sensId." AND timestamp>(current_timestamp - INTERVAL '".$interval."')");
return $result['rain'];
}
/* Maximal gemessene Werte aus der Datenbank holen */
function _getMaxValues($sensId, & $connection, $table, $unit, $dateFormat){ // unit = hour, minute, ...
return $connection->fetchQueryResultLine("SELECT to_char(ts, '".$dateFormat."') as date, val FROM ".$table."_".$unit." WHERE sens_id=".$sensId." AND val=(SELECT max(val) FROM ".$table."_".$unit." WHERE sens_id=".$sensId.")");
function _getMaxValues($unit, $dateFormat){ // unit = hour, minute, ...
return $this->connection->fetchQueryResultLine("SELECT to_char(ts, '".$dateFormat."') as date, val FROM ".$this->table."_".$unit." WHERE sens_id=".$this->sensId." AND val=(SELECT max(val) FROM ".$this->table."_".$unit." WHERE sens_id=".$this->sensId.") ORDER BY ts DESC LIMIT 1");
}
/* --- Funktionen, die die Werte fuer die Ausgabe zurueckgeben --- */
function get_now_hour(){
if($this->nowHour == "nc");
$this->nowHour = $this->_getNowValues( "1 hours");
return round($this->nowHour * 0.001,3);
}
function get_now_day(){
if($this->nowDay == "nc");
$this->nowDay = $this->_getNowValues( "1 days");
return round($this->nowDay * 0.001,3);
}
function get_now_month(){
if($this->nowMonth == "nc");
$this->nowMonth = $this->_getNowValues( "1 months");
return round($this->nowMonth * 0.001,3);
}
function get_now_year(){
if($this->nowYear == "nc");
$this->nowYear = $this->_getNowValues( "1 years");
return round($this->nowYear * 0.001,3);
}
function get_now_all(){
if($this->nowAll == "nc");
$this->nowAll = $this->connection->fetchQueryResultLine("SELECT sum(count) as rain FROM ".$this->table." WHERE sens_id=".$this->sensId);
return round($this->nowAll['rain'] * 0.001,3);
}
function get_max_hour_val(){
if($this->maxHourData == "nc")
$this->maxHourData = $this->_getMaxValues("hour", "DD.MM.YYYY HH24:MI");
return round($this->maxHourData['val'] * 0.001, 3);
}
function get_max_hour_date(){
if($this->maxHourData == "nc")
$this->maxHourData = $this->_getMaxValues("hour", "DD.MM.YYYY HH24:MI");
return $this->maxHourData['date'];
}
function get_max_day_val(){
if($this->maxDayData == "nc")
$this->maxDayData = $this->_getMaxValues("day", "DD.MM.YYYY");
return round($this->maxDayData['val'] * 0.001, 3);
}
function get_max_day_date(){
if($this->maxDayData == "nc")
$this->maxDayData = $this->_getMaxValues("day", "DD.MM.YYYY");
return $this->maxDayData['date'];
}
function get_max_month_val(){
if($this->maxMonthData == "nc")
$this->maxMonthData = $this->_getMaxValues("month", "MM.YYYY");
return round($this->maxMonthData['val'] * 0.001, 3);
}
function get_max_month_date(){
if($this->maxMonthData == "nc")
$this->maxMonthData = $this->_getMaxValues("month", "MM.YYYY");
return $this->maxMonthData['date'];
}
function get_max_year_val(){
if($this->maxYearData)
$this->maxYearData = $this->_getMaxValues("year", "YYYY");
return round($this->maxYearData['val'] * 0.001, 3);
}
function get_max_year_date(){
if($this->maxYearData)
$this->maxYearData = $this->_getMaxValues("year", "YYYY");
return $this->maxYearData['date'];
}