<?php
include("jpgraph/jpgraph.php");
include("jpgraph/jpgraph_line.php");
include("jpgraph/jpgraph_utils.inc");
include("jpgraph/jpgraph_date.php");

if(isset($HTTP_GET_VARS['start'])){
	$start = $HTTP_GET_VARS['start'];
}
if(isset($HTTP_GET_VARS['end'])){
	$end = $HTTP_GET_VARS['end'];
}

$locgraphlink=mysql_connect("localhost","llvm","ll2002vm");
mysql_select_db("nightlytestresults");


$lines  = array();
$files = array();
$dirs = array();
$xdata = array();

/********************************
 *
 * This is where we choose the bounds on the graph
 * 
 ********************************/
if(isset($start) && isset($end)){
	$query = mysql_query("select * from code where added <= \"$end\" and added >= \"$start\" order by added desc") or die (mysql_error());
}
else if(!isset($start) && isset($end)){
	$query = mysql_query("select * from code where added <=\"$end\" order by added desc") or die (mysql_error());
}	
else if(isset($start) && !isset($end)){
	$query = mysql_query("select * from code where added >= \"$start\" order by added desc") or die (mysql_error());
}
else{
	$query = mysql_query("select * from code order by added desc") or die (mysql_error());
}

if(isset($HTTP_GET_VARS['xsize'])){
	$xsize = $HTTP_GET_VARS['xsize'];
}
else{
	$xsize=400;
}

if(isset($HTTP_GET_VARS['ysize'])){
	$ysize = $HTTP_GET_VARS['ysize'];
}
else{
	$ysize=250;
}


while($row = mysql_fetch_array($query)){
	array_push($lines, $row['loc']);
	#array_push($dirs, $row['dirs']);
	#array_push($files, $row['files']);
	preg_match("/(\d\d\d\d)\-(\d\d)\-(\d\d)\s(\d\d)\:(\d\d)\:(\d\d)/", $row['added'], $values);
	$seconds = mktime($values[4], $values[5], $values[6], $values[2], $values[3],$values[1]);
	array_push($xdata, $seconds);
}

function  TimeCallback( $aVal) {
    return Date ('m-d-y', $aVal);
}
$graph = new Graph($xsize,$ysize);
$graph->SetScale("datelin");
$graph->tabtitle->Set(" Lines of Code in CVS Repository ");
#$graph->tabtitle->SetFont(FF_ARIAL,FS_BOLD,13);
$graph->xaxis->SetLabelAngle(90);
$graph->SetMargin(70,40,30,80);
$graph->xaxis->title->SetMargin(70);
$graph->yaxis->title->SetMargin(30);
$graph->SetFrame(false);
$graph->SetMarginColor("White");
$graph->legend->SetShadow('gray@0.4',5);
$graph->legend->SetPos(0.2,0.13,'left','top');
$graph->legend->hide(true);
$graph->ygrid->SetFill(true,'#EFEFEF@0.5','#BBCCFF@0.5');
$graph->xgrid->Show();
$graph->xaxis->scale->SetTimeAlign(MONTHADJ_1);
$graph->xaxis-> SetLabelFormatCallback( 'TimeCallback');

$line = new LinePlot($lines, $xdata);
$line->SetLegend("Lines of code");
$line->SetColor("red");

$graph->Add($line);
$graph->Stroke();

mysql_close($locgraphlink);
?>