- added frontends/php/chart3.php (Alexei)

 - small fix for form "Configuration of network map" (Alexei)


git-svn-id: svn://svn.zabbix.com/trunk@439 97f52cf1-0a1b-0410-bd0e-c28be96e8082

1 files changed, 222 insertions, 0 deletions

diff --git a/frontends/php/chart3.php b/frontends/php/chart3.php
new file mode 100644
index 00000000..d5fe159b
--- /dev/null
+++ b/frontends/php/chart3.php
@@ -0,0 +1,222 @@
+<? 
+	include "include/config.inc.php";
+
+#	PARAMETERS:
+	
+#	itemid
+#	type
+#	trendavg
+
+	if(!isset($type))
+	{
+		$type="15min";
+	}
+
+	if($type == "15min")
+	{
+		$period=900;
+		$label_format="H:i";
+	}
+	else if($type == "30min")
+	{
+		$period=1800;
+		$label_format="H:i";
+	}
+	else if($type == "4hours")
+	{
+		$period=4*3600;
+		$label_format="H:i";
+	}
+	else if($type == "12hours")
+	{
+		$period=12*3600;
+		$label_format="H:i";
+	}
+	else
+	{
+		$period=3600;
+		$label_format="H:i";
+	}
+
+	$sizeX=900;
+	$sizeY=200;
+
+	$shiftX=10;
+	$shiftY=15;
+
+	$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+2*$shiftY+10); 
+  
+	$red=ImageColorAllocate($im,255,0,0); 
+	$green=ImageColorAllocate($im,0,255,0); 
+	$darkgreen=ImageColorAllocate($im,0,150,0); 
+	$blue=ImageColorAllocate($im,0,0,255); 
+	$yellow=ImageColorAllocate($im,255,255,0); 
+	$cyan=ImageColorAllocate($im,0,255,255); 
+	$black=ImageColorAllocate($im,0,0,0); 
+	$gray=ImageColorAllocate($im,150,150,150); 
+
+	$x=imagesx($im); 
+	$y=imagesy($im);
+  
+	ImageFilledRectangle($im,0,0,$sizeX+$shiftX+61,$sizeY+2*$shiftY+10,$black);
+
+	$now = time(NULL);
+	$to_time=$now;
+	$from_time=$to_time-24*3600;
+
+	$count=array();
+	$min=array();
+	$max=array();
+	$avg=array();
+
+	$result=DBselect("select clock,value from history where itemid=$itemid and clock>$from_time and clock<$to_time");
+	while($row=DBfetch($result))
+	{
+		$value=$row["value"];
+		$i=intval(900*($from_time-$row["clock"])/($from_time-$to_time));
+
+		if( (!isset($max[$i])) || ($max[$i]<$value))
+		{
+			$max[$i]=$value;
+		}
+		if(!isset($min[$i]) || ($min[$i]>$value))	$min[$i]=$value;
+//		$min[$i]=0;
+		$avg[$i]=0;
+//		$max[$i]=$row["value"];
+//		echo "$from_time $to_time ".$row["clock"]," ",($from_time-$row["clock"])/($from_time-$to_time),"<br>";
+//		echo intval(900*($from_time-$row["clock"])/($from_time-$to_time)),"<br>";
+//		$max[$row["clock"]%900]=$row["value"];
+//		$avg[$row["clock"]%900]=$row["value"];
+		$count[$i]=1;
+	}
+	$nodata=0;
+
+/*	for($i=0;$i<900;$i++)
+	{
+		$result=DBselect("select count(value),min(value),max(value),avg(value) from history where itemid=$itemid and clock>$from_time+$i*($to_time-$from_time)/(900-50) and clock<$from_time+($i+1)*($to_time-$from_time)/(900-50)");
+		$count[$i]=DBget_field($result,0,0);
+		if($count[$i]>0)
+		{
+			$min[$i]=DBget_field($result,0,1);
+			$max[$i]=DBget_field($result,0,2);
+			$avg[$i]=DBget_field($result,0,3);
+			$nodata=0;
+		}
+	}*/
+
+	for($i=0;$i<=$sizeY;$i+=50)
+	{
+		ImageDashedLine($im,$shiftX,$i+$shiftY,$sizeX+$shiftX,$i+$shiftY,$darkgreen);
+	}
+
+	for($i=0;$i<=$sizeX;$i+=50)
+	{
+		ImageDashedLine($im,$i+$shiftX,$shiftY,$i+$shiftX,$sizeY+$shiftY,$darkgreen);
+		if($nodata == 0)
+		{
+			ImageString($im, 1,$i+$shiftX-11, $sizeY+$shiftY+5, date($label_format,$from_time+$period*($i/50)) , $red);
+		}
+	}
+
+	unset($maxY);
+	unset($minY);
+
+	if($nodata == 0)
+	{
+		if(isset($trendavg))
+		{
+			$maxY=max($avg);
+			$minY=min($avg);
+		}
+		else
+		{
+			$maxY=max($max);
+			$minY=min($min);
+		}
+	}
+
+	$maxX=900;
+	$minX=0;
+
+	if(isset($minY)&&($maxY)&&($minX!=$maxX)&&($minY!=$maxY))
+	{
+		for($i=0;$i<900;$i++)
+		{
+			if($count[$i]>0)
+			{
+				if(!isset($trendavg))
+				{
+					$x1=$sizeX*($i-$minX)/($maxX-$minX);
+					$y1=$sizeY*($max[$i]-$minY)/($maxY-$minY);
+					$x2=$x1;
+					$y2=0;
+					$y1=$sizeY-$y1;
+					$y2=$sizeY-$y2;
+
+					ImageLine($im,$x1+$shiftX,$y1+$shiftY,$x2+$shiftX,$y2+$shiftY,$red);
+				}
+
+				$x1=$sizeX*($i-$minX)/($maxX-$minX);
+				$y1=$sizeY*($avg[$i]-$minY)/($maxY-$minY);
+				$x2=$x1;
+				$y2=0;
+				$y1=$sizeY-$y1;
+				$y2=$sizeY-$y2;
+	
+				ImageLine($im,$x1+$shiftX,$y1+$shiftY,$x2+$shiftX,$y2+$shiftY,$yellow);
+
+				if(!isset($trendavg))
+				{
+					$x1=$sizeX*($i-$minX)/($maxX-$minX);
+					$y1=$sizeY*($min[$i]-$minY)/($maxY-$minY);
+					$x2=$x1;
+					$y2=0;
+					$y1=$sizeY-$y1;
+					$y2=$sizeY-$y2;
+	
+					ImageLine($im,$x1+$shiftX,$y1+$shiftY,$x2+$shiftX,$y2+$shiftY,$green);
+				}
+			}
+
+
+#			ImageStringUp($im, 1, $x1+10, $sizeY+$shiftY+15, $i , $red);
+		}
+	}
+	else
+	{
+//		ImageLine($im,$shiftX,$shiftY+$sizeY/2,$sizeX+$shiftX,$shiftY+$sizeY/2,$green);
+	}
+
+	if($nodata == 0)
+	{
+		for($i=0;$i<=$sizeY;$i+=50)
+		{
+			ImageString($im, 1, $sizeX+5+$shiftX, $sizeY-$i-4+$shiftY, $i*($maxY-$minY)/$sizeY+$minY , $red);
+		}
+
+//		date("dS of F Y h:i:s A",DBget_field($result,0,0));
+
+//		ImageString($im, 1,10,                $sizeY+$shiftY+5, date("dS of F Y h:i:s A",$minX) , $red);
+//		ImageString($im, 1,$sizeX+$shiftX-168,$sizeY+$shiftY+5, date("dS of F Y h:i:s A",$maxX) , $red);
+	}
+	else
+	{
+		ImageString($im, 2,$sizeX/2 -50,                $sizeY+$shiftY+3, "NO DATA FOR THIS PERIOD" , $red);
+	}
+
+	ImageString($im, 1,$shiftX, $sizeY+$shiftY+15, "MIN" , $green);
+	ImageString($im, 1,$shiftX+20, $sizeY+$shiftY+15, "AVG" , $yellow);
+	ImageString($im, 1,$shiftX+40, $sizeY+$shiftY+15, "MAX" , $red);
+
+	ImageStringUp($im,0,2*$shiftX+$sizeX+40,$sizeY+2*$shiftY, "http://zabbix.sourceforge.net", $gray);
+
+	ImagePng($im); 
+	ImageDestroy($im); 
+?>