FORUM.M.NU

Kod: Markera allt

<?
$opts = array(
	'--start=end-1m',
    'DEF:energi=/home/niklas/rrd/energi.rrd:energi:AVERAGE',
    'CDEF:W=energi,3600,*',
    'CDEF:W_real=energi,1000,/',
    'VDEF:value_sum=W_real,TOTAL',
    'PRINT:value_sum:%0.2lf'

);

$result = rrd_graph('/dev/null', $opts, count($opts));
if ($result === false) {
	echo 'There was an error: ';
	echo rrd_error();
}
else {
  print_r($result);
}
?>

Kod: Markera allt

Array ( [xsize] => 0 [ysize] => 0 [calcpr] => Array ( [0] => 2309.40 ) ) 

Kod: Markera allt

Array ( [xsize] => 697 [ysize] => 301 [calcpr] => Array ( ) ) Array ( [xsize] => 697 [ysize] => 301 [calcpr] => Array ( ) )

Kod: Markera allt

<?php

    $rrd = "/home/patrik/rrddata/outside_temp.rrd"; // S�kv�gen till rrd-databasen.

    $max_month = date('m');    // Max antal m�nader att r�kna upp. Nuvarande m�nad anges som max.
    $year = date('Y');    // Vilket �r. Nuvarande �r anges. Om 2010 anges s� �ndras max_month till 12 f�r att f� hela �ret.

    $width = "600";
    $height = "200";

    $now = date('Y-m-d');

    for ($i = 1; $i <= $max_month; $i++) {    //k�r loopen tills nuvarande m�nad har r�knats upp.
       $month = $i;    // Vilken m�nad. (Skapas av loopen)
       $starttime1 = date('Y-m-d', mktime(0, 0, 0, $month, 1, $year));    // datum i lite mer l�sbart format
       $endtime1 = date('Y-m-t', mktime(0, 0, 0, $month, 1, $year));    // datum i lite mer l�sbart format
       $starttime = strtotime(date('Y-m-d', mktime(0, 0, 0, $month, 1, $year)));    // Startdatum i Unixtid
       $endtime = strtotime(date('Y-m-t', mktime(0, 0, 0, $month, 1, $year)));    // Slutdatum i Unixtid
       $filename = "temp_" . $starttime1 . "_" . $endtime1 . ".png";

       $opts = array(
         "--imgformat", "PNG",
         "--start", "$starttime",
         "--end", "$endtime",
         "--width", "$width",
         "--height", "$height",
         "--slope-mode",
         "--title",
         "Temp $starttime1 till $endtime1",
         "--vertical-label", "°C",
         "--lower", "0",
         "DEF:temp=$rrd:outsidetemp:AVERAGE",
         "LINE1:temp#000000:Ute",
         "GPRINT:temp:LAST:Temperatur %0.2lf\\n",
         "GPRINT:temp:MIN:Min\: %0.2lf%s",
         "GPRINT:temp:AVERAGE:Medel\: %0.2lf%s",
         "GPRINT:temp:MAX:Max\: %0.2lf%s\\n",
         "COMMENT:Tid\: $now"
         );
        $ret = rrd_graph($filename, $opts, count($opts));
        if ($ret === false) {
          $err = rrd_error();
          echo "rrd_graph() FEL: $err\n";
        }
        else {
          print_r($ret);
        }

    }
?>

Kod: Markera allt

echo $_POST["fname"] > /var/www/fil.txt