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frontend: caching added

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git-svn-id: file:///home/jan/tmp/wetterstation/trunk@247 dd492736-c11a-0410-ad51-8c26713eaf7f
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jan
2008-03-29 11:11:47 +00:00
parent 3534adf03a
commit 25960c71aa
10 changed files with 254 additions and 63 deletions
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webstuff/frontend/php_inc/modules/hum.inc.php
+13 -5
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@@ -33,9 +33,13 @@ class Hum{
/* Funktion, die die Klasse mit den Weten initialisiert */
function _fetchHumData(){
/* Aktuelle Luftfeuchtigkeit bestimmen */
$nowQuery = "SELECT hum, to_char(timestamp, 'DD.MM.YYYY HH24:MI') as text_timestamp FROM ".$this->table." WHERE sens_id=".$this->sensId." ORDER BY timestamp DESC LIMIT 1";
$nowData = $this->connection->fetchQueryResultLine($nowQuery);
$nowData = null;
if (($nowData = Cacher::getCache("HumNow_ID_".$this->sensId, 3)) == false){
/* Aktuelle Luftfeuchtigkeit bestimmen */
$nowQuery = "SELECT hum, to_char(timestamp, 'DD.MM.YYYY HH24:MI') as text_timestamp FROM ".$this->table." WHERE sens_id=".$this->sensId." ORDER BY timestamp DESC LIMIT 1";
$nowData = $this->connection->fetchQueryResultLine($nowQuery);
Cacher::setCache("HumNow_ID_".$this->sensId, $nowData);
}
/* Bestimmte Werte den Klassenvariablen zuordnen */
$this->nowHum = $nowData['hum'];
@@ -52,8 +56,12 @@ class Hum{
if($this->maxHum == "nc" || $this->minHum == "nc"){
$this->_fetchMinMax();
}
$Query = "SELECT to_char(max(timestamp), 'DD.MM.YYYY HH24:MI') as text_timestamp FROM ".$this->table." WHERE sens_id=".$this->sensId." AND hum=".$this->maxHum." OR hum=".$this->minHum." GROUP BY hum ORDER BY hum ASC LIMIT 2";
$Data = $this->connection->fetchQueryResultSet($Query);
$Data = null;
if (($Data = Cacher::getCache("HumExtremDate_ID_".$this->sensId."_MINMAX_".$this->maxTemp."_".$this->minTemp, 30)) == false){
$Query = "SELECT to_char(max(timestamp), 'DD.MM.YYYY HH24:MI') as text_timestamp FROM ".$this->table." WHERE sens_id=".$this->sensId." AND hum=".$this->maxHum." OR hum=".$this->minHum." GROUP BY hum ORDER BY hum ASC LIMIT 2";
$Data = $this->connection->fetchQueryResultSet($Query);
Cacher::setCache("HumExtremDate_ID_".$this->sensId."_MINMAX_".$this->maxTemp."_".$this->minTemp, $Data);
}
$this->minDate = $Data[0]['text_timestamp'];
$this->maxDate = $Data[1]['text_timestamp'];
}