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<?
include "include/config.inc";
# PARAMETERS:
# graphid
#? period
#? from
if(!isset($period))
{
$period=0;
}
if(!isset($from))
{
$from=0;
}
$result=DBselect("select name,width,height from graphs where graphid=$graphid");
$name=DBget_field($result,0,0);
$width=DBget_field($result,0,1);
$height=DBget_field($result,0,2);
$sizeX=$width;
$sizeY=$height;
$shiftX=10;
$shiftYup=10;
$shiftYdown=25;
$nodata=1;
Header( "Content-type: text/html");
// Header( "Content-type: image/png");
Header( "Expires: Mon, 17 Aug 1998 12:51:50 GMT");
$im = imagecreate($sizeX+$shiftX+61,$sizeY+$shiftYup+$shiftYdown+10);
$red=ImageColorAllocate($im,255,0,0);
$darkred=ImageColorAllocate($im,150,0,0);
$green=ImageColorAllocate($im,0,255,0);
$darkgreen=ImageColorAllocate($im,0,150,0);
$blue=ImageColorAllocate($im,0,0,255);
$darkblue=ImageColorAllocate($im,0,0,150);
$yellow=ImageColorAllocate($im,255,255,0);
$cyan=ImageColorAllocate($im,0,255,255);
$black=ImageColorAllocate($im,0,0,0);
$white=ImageColorAllocate($im,255,255,255);
$gray=ImageColorAllocate($im,150,150,150);
$colors=array();
$colors["Green"]=$green;
$colors["Dark Green"]=$darkgreen;
$colors["Yellow"]=$yellow;
$colors["Blue"]=$blue;
$colors["Dark Blue"]=$blue;
$colors["White"]=$white;
$colors["Cyan"]=$cyan;
$colors["Red"]=$red;
$colors["Dark Red"]=$darkred;
$x=imagesx($im);
$y=imagesy($im);
ImageFilledRectangle($im,0,0,$sizeX+$shiftX+61,$sizeY+$shiftYup+$shiftYdown+10,$black);
for($i=0;$i<=$sizeY;$i+=50)
{
ImageDashedLine($im,$shiftX,$i+$shiftYup,$sizeX+$shiftX,$i+$shiftYup,$darkgreen);
}
for($i=0;$i<=$sizeX;$i+=50)
{
ImageDashedLine($im,$i+$shiftX,$shiftYup,$i+$shiftX,$sizeY+$shiftYup,$darkgreen);
}
$from_time = time(NULL)-$period-3600*$from;
$to_time = time(NULL)-3600*$from;
$result2=DBselect("select gi.itemid,i.description,gi.color from graphs_items gi,items i where gi.itemid=i.itemid and gi.graphid=$graphid order by gi.gitemid");
$len=array();
$x=array();
$y=array();
$desc=array();
$color=array();
$maxX=-1000000000;
$maxY=-1000000000;
$minX=1000000000;
$minY=1000000000;
for($item=0;$item<DBnum_rows($result2);$item++)
{
$itemid=DBget_field($result2,$item,0);
$desc[$item]=DBget_field($result2,$item,1);
$color[$item]=DBget_field($result2,$item,2);
$result=DBselect("select clock,value from history where itemid=$itemid and clock>$from_time and clock<$to_time order by clock");
$len[$item]=0;
$x[$item]=array();
$y[$item]=array();
for($i=0;$i<DBnum_rows($result);$i++)
{
$nodata=0;
$x[$item][$len[$item]]=DBget_field($result,$i,0);
$y[$item][$len[$item]]=DBget_field($result,$i,1);;
// echo $row[0]," - ",$y[$len],"<Br>";
if($x[$item][$len[$item]]>$maxX) { $maxX=$x[$item][$len[$item]]; }
if($x[$item][$len[$item]]<$minX) { $minX=$x[$item][$len[$item]]; }
if($y[$item][$len[$item]]>$maxY) { $maxY=$y[$item][$len[$item]]; }
if($y[$item][$len[$item]]<$minY) { $minY=$y[$item][$len[$item]]; }
$len[$item]++;
}
}
// echo "MIN/MAX:",$minX," - ",$maxX," - ",$minY," - ",$maxY,"<Br>";
// $result2=DBselect("select itemid from graphs_items where graphid=$graphid");
for($item=0;$item<DBnum_rows($result2);$item++)
{
if(($minX!=$maxX)&&($minY!=$maxY))
{
for($i=0;$i<$len[$item]-1;$i++)
{
$x1=$sizeX*($x[$item][$i]-$minX)/($maxX-$minX);
$y1=$sizeY*($y[$item][$i]-$minY)/($maxY-$minY);
$x2=$sizeX*($x[$item][$i+1]-$minX)/($maxX-$minX);
$y2=$sizeY*($y[$item][$i+1]-$minY)/($maxY-$minY);
$y1=$sizeY-$y1;
$y2=$sizeY-$y2;
// echo $x1," - ",$x2," - ",$y1," - ",$y2,"<Br>";
ImageLine($im,$x1+$shiftX,$y1+$shiftYup,$x2+$shiftX,$y2+$shiftYup,$colors[$color[$item]]);
}
}
else
{
ImageLine($im,$shiftX,$shiftYup+$sizeY/2,$sizeX+$shiftX,$shiftYup+$sizeY/2,$colors[$color[$item]]);
}
ImageFilledRectangle($im,$shiftX+200*$item,$sizeY+$shiftYup+19,$shiftX+200*$item+5,$sizeY+$shiftYup+15+9,$colors[$color[$item]]);
ImageString($im, 2,$shiftX+200*$item+9,$sizeY+$shiftYup+15, $desc[$item], $gray);
}
if($nodata == 0)
{
for($i=0;$i<=$sizeY;$i+=50)
{
ImageString($im, 1, $sizeX+5+$shiftX, $sizeY-$i-4+$shiftYup, $i*($maxY-$minY)/$sizeY+$minY , $red);
}
// date("dS of F Y h:i:s A",DBget_field($result,0,0));
ImageString($im, 1,10, $sizeY+$shiftYup+5, date("dS of F Y h:i:s A",$minX) , $red);
ImageString($im, 1,$sizeX+$shiftX-168,$sizeY+$shiftYup+5, date("dS of F Y h:i:s A",$maxX) , $red);
}
else
{
ImageString($im, 2,$sizeX/2 -50, $sizeY+$shiftYup+3, "NO DATA FOR THIS PERIOD" , $red);
}
# ImageString($im,0,$shiftX+$sizeX-85,$sizeY+$shiftYup+25, "http://zabbix.sourceforge.net", $gray);
ImageStringUp($im,0,2*$shiftX+$sizeX+40,$sizeY+$shiftYdown+$shiftYup, "http://zabbix.sourceforge.net", $gray);
ImagePng($im);
ImageDestroy($im);
?>
|
