139 lines
4.8 KiB
PHP
139 lines
4.8 KiB
PHP
<?
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/* copyright: Jan Losinski, 2006
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at the Moment this is no free software, look at the
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COPYING-File in the Main-Directory for License-Terms
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*/
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include_once($path."php_inc/connection.inc.php");
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/* Rain-Klasse fuer das Rain-Modul */
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class Rain{
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var $nowHour = "nc"; /* Regen in der momentanen Stunde */
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var $nowDay = "nc"; /* Regen in heute */
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var $nowMonth = "nc"; /* Regen diesen Monat */
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var $nowYear = "nc"; /* Regen dies Jahr */
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var $nowAll = "nc"; /* Regen seit Messbeginn */
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var $maxHourData = "nc"; /* Stunde mit dem meistem Regen */
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var $maxDayData = "nc"; /* Tag mit dem meistem Regen */
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var $maxMonthData = "nc"; /* Monat mit dem meistem Regen */
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var $maxYearData = "nc"; /* Jahr mit dem meistem Regen */
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var $connection;
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var $table;
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var $sensId;
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/* Konstruktor, Holt die Werte aus der Datenbank und fuellt die Variablen damit */
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function Rain($sensId, & $connection, $table){
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$this->connection = &$connection;
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$this->sensId = $sensId;
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$this->table = $table;
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}
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/* Momentane Werte aus der Datenbank holen */
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function _getNowValues($interval){
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if (($result = Cacher::getCache("NowRain_ID_".$this->sensId."_Interval_".$interval, 7)) == false){
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$result = $this->connection->fetchQueryResultLine("SELECT sum(count) as rain FROM ".$this->table." WHERE sens_id=".$this->sensId." AND timestamp>(select (current_timestamp - INTERVAL '".$interval."'))");
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Cacher::setCache("NowRain_ID_".$this->sensId."_Interval_".$interval, $result);
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}
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return $result['rain'];
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}
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/* Maximal gemessene Werte aus der Datenbank holen */
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function _getMaxValues($unit, $dateFormat){ // unit = hour, minute, ...
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$res = null;
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if (($res = Cacher::getCache("MaxRain_ID_".$this->sensId."_Unit_".$unit."_Format_".$dateFormat, 30)) == false ){
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$res = $this->connection->fetchQueryResultLine("SELECT to_char(ts, '".$dateFormat."') as date, val FROM ".$this->table."_".$unit." WHERE sens_id=".$this->sensId." ORDER BY val DESC, ts DESC LIMIT 1");
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Cacher::setCache("MaxRain_ID_".$this->sensId."_Unit_".$unit."_Format_".$dateFormat, $res);
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}
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return $res;
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}
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/* --- Funktionen, die die Werte fuer die Ausgabe zurueckgeben --- */
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function get_now_hour(){
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if($this->nowHour == "nc");
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$this->nowHour = $this->_getNowValues( "1 hours");
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return round($this->nowHour * 0.001,3);
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}
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function get_now_day(){
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if($this->nowDay == "nc");
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$this->nowDay = $this->_getNowValues( "1 days");
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return round($this->nowDay * 0.001,3);
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}
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function get_now_month(){
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if($this->nowMonth == "nc");
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$this->nowMonth = $this->_getNowValues( "1 months");
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return round($this->nowMonth * 0.001,3);
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}
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function get_now_year(){
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if($this->nowYear == "nc");
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$this->nowYear = $this->_getNowValues( "1 years");
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return round($this->nowYear * 0.001,3);
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}
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function get_now_all(){
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if($this->nowAll == "nc");
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if (( $this->nowAll = Cacher::getCache("AllRainNow_ID_".$this->sensId, 20)) == false){
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$this->nowAll = $this->connection->fetchQueryResultLine("SELECT sum(count) as rain FROM ".$this->table." WHERE sens_id=".$this->sensId);
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Cacher::setCache("AllRainNow_ID_".$this->sensId, $this->nowAll);
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}
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return round($this->nowAll['rain'] * 0.001,3);
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}
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function get_max_hour_val(){
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if($this->maxHourData == "nc")
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$this->maxHourData = $this->_getMaxValues("hour", "DD.MM.YYYY HH24:MI");
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return round($this->maxHourData['val'] * 0.001, 3);
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}
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function get_max_hour_date(){
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if($this->maxHourData == "nc")
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$this->maxHourData = $this->_getMaxValues("hour", "DD.MM.YYYY HH24:MI");
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return $this->maxHourData['date'];
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}
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function get_max_day_val(){
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if($this->maxDayData == "nc")
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$this->maxDayData = $this->_getMaxValues("day", "DD.MM.YYYY");
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return round($this->maxDayData['val'] * 0.001, 3);
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}
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function get_max_day_date(){
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if($this->maxDayData == "nc")
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$this->maxDayData = $this->_getMaxValues("day", "DD.MM.YYYY");
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return $this->maxDayData['date'];
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}
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function get_max_month_val(){
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if($this->maxMonthData == "nc")
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$this->maxMonthData = $this->_getMaxValues("month", "MM.YYYY");
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return round($this->maxMonthData['val'] * 0.001, 3);
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}
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function get_max_month_date(){
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if($this->maxMonthData == "nc")
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$this->maxMonthData = $this->_getMaxValues("month", "MM.YYYY");
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return $this->maxMonthData['date'];
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}
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function get_max_year_val(){
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if($this->maxYearData)
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$this->maxYearData = $this->_getMaxValues("year", "YYYY");
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return round($this->maxYearData['val'] * 0.001, 3);
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}
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function get_max_year_date(){
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if($this->maxYearData)
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$this->maxYearData = $this->_getMaxValues("year", "YYYY");
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return $this->maxYearData['date'];
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}
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}
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?>
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