<?
/*
PTK  - DFLabs
Copyright (C) 2008 - DFLabs srl - All rights reserved
hide@address.com
*/
include("check_session.php");
include("check_session_image.php");
include("sanitize.php");
include_once( '../php-ofc-library/open-flash-chart.php' );
$g = new graph();
$g->title( 'MAC trend', '{font-size: 26px;}' );

$chart_view = sanitize($_GET['view'],PARANOID);
$_SESSION['old_chart_view'] = $_SESSION['chart_view'];
$direction = sanitize($_GET['direction'],PARANOID);
$m = sanitize($_GET['m'],INT);
$a = sanitize($_GET['a'],INT);
$c = sanitize($_GET['c'],INT);
$tot_m=0;$tot_a=0;$tot_c=0;
$day = $month = $year = '';
$tot = 0;

$data_1 = array();
$data_2 = array();
$data_3 = array();
$label = array();

$timeline = $_SESSION['timeline'];
for($i=0; $i<sizeof($timeline); $i++ ){
	$old_year = $year;
	$old_month = $month; 
	$old_day = $day;		
	
	$action = $timeline[$i]['action'];
	$date = $timeline[$i]['date_time'];
	if(preg_match("/(\d{4})\-(\d{2})\-(\d{2}).+/", $date, $o)){
		$year = $o[1];
		$month = $o[2]; 
		$day =$o[3];	
	}
	
	switch($chart_view){
		case "day": 
			$view=$day; 
			$old_view=$old_day; 
			$label[] = $year."-".$month."-".$day;
			break;
		case "month": 
			$view=$month; 
			$old_view=$old_month; 
			$label[] = $year."-".$month;
			break;
		case "y": 
			$view=$year; 
			$old_view=$old_year; 
			$label[] = $year;
			break;
	}

	if($view==$old_view){
		if(preg_match("/m/", $action)) $tot_m += 1;
		if(preg_match("/a/", $action)) $tot_a += 1;
		if(preg_match("/c/", $action)) $tot_c += 1;
	}else{
		if($i!=0){
			$data_1[] = $tot_m;
			$data_2[] = $tot_a;
			$data_3[] = $tot_c;			
			$tot = $tot+1;
		}		
		$tot_m=0;$tot_a=0;$tot_c=0;
		if(preg_match("/m/", $action)) $tot_m += 1;
		if(preg_match("/a/", $action)) $tot_a += 1;
		if(preg_match("/c/", $action)) $tot_c += 1;		
	}	
	if($i==sizeof($timeline)-1){
		$data_1[] = $tot_m;
		$data_2[] = $tot_a;
		$data_3[] = $tot_c;				
	}
}

$label = array_unique($label);

if($direction=='start'){
	$_SESSION['slice']=$tot+1;
	$_SESSION['start'] = 0;
}
elseif($direction=='none'){
	$slice = $_SESSION['slice'];
	$start = $_SESSION['start'];
}
elseif($direction=='zoom_in'){	
	if($_SESSION['slice']==1) $slice=10;
	else $slice = $_SESSION['slice']-10;
	$_SESSION['slice'] = $slice;
	$start = $_SESSION['start'];
}
elseif($direction=='zoom_out'){
	if($_SESSION['slice']==$tot+1) $slice=$tot+10;
	else $slice = $_SESSION['slice']+10;
	$_SESSION['slice'] = $slice;
	$start = $_SESSION['start'];
}
elseif($direction=='back'){	
	if($_SESSION['start']==0) $start = 0;
	else $start = $_SESSION['start']-1;
	$_SESSION['start'] = $start;
	$slice = $_SESSION['slice'];	
}
elseif($direction=='forward'){
	if($_SESSION['start']==($tot-$_SESSION['slice'])+1) $start = $tot-$_SESSION['slice']+1;
	else $start = $_SESSION['start']+1;
	$_SESSION['start'] = $start;
	$slice = $_SESSION['slice'];
}

if($direction!='start'){	
	$data_1 = array_slice($data_1, $start, $slice);
	$data_2 = array_slice($data_2, $start, $slice);
	$data_3 = array_slice($data_3, $start, $slice);
	$label = array_slice($label, $start, $slice);
}

if(($m==1)and($a==1)and($c==1)){
	$g->set_data( $data_1 );	
	$g->set_data( $data_2 );	
	$g->set_data( $data_3 );	
	$g->line_hollow( 2, 3, '0x736AFF', 'Modified', 10 );
	$g->line_hollow( 2, 3, '0xCC3399', 'Accessed', 10 );
	$g->line_hollow( 2, 3, '0x80a033', 'Created', 10 );	
	$max = max(max($data_1), max($data_2), max($data_3));
}
elseif(($m==1)and($a==1)and($c==0)){
	$g->set_data( $data_1 );	
	$g->set_data( $data_2 );		
	$g->line_hollow( 2, 3, '0x736AFF', 'Modified', 10 );
	$g->line_hollow( 2, 3, '0xCC3399', 'Accessed', 10 );
	$max = max(max($data_1), max($data_2));
}
elseif(($m==0)and($a==1)and($c==1)){
	$g->set_data( $data_2 );	
	$g->set_data( $data_3 );			
	$g->line_hollow( 2, 3, '0xCC3399', 'Accessed', 10 );
	$g->line_hollow( 2, 3, '0x80a033', 'Created', 10 );	
	$max = max(max($data_2), max($data_3));
}
elseif(($m==1)and($a==0)and($c==1)){
	$g->set_data( $data_1 );	
	$g->set_data( $data_3 );			
	$g->line_hollow( 2, 3, '0x736AFF', 'Modified', 10 );
	$g->line_hollow( 2, 3, '0x80a033', 'Created', 10 );	
	$max = max(max($data_1), max($data_3));
}
elseif(($m==1)and($a==0)and($c==0)){
	$g->set_data( $data_1 );	
	$g->line_hollow( 2, 3, '0x736AFF', 'Modified', 10 );
	$max = max($data_1);
}
elseif(($m==0)and($a==1)and($c==0)){
	$g->set_data( $data_2 );	
	$g->line_hollow( 2, 3, '0xCC3399', 'Accessed', 10 );
	$max = max($data_2);
}
elseif(($m==0)and($a==0)and($c==1)){
	$g->set_data( $data_3 );	
	$g->line_hollow( 2, 3, '0x80a033', 'Created', 10 );
	$max = max($data_3);
}

$g->set_tool_tip( '#key#<br>Date: #x_label#<br>Total: #val#' );

$g->set_x_label_style( 10, '#9933CC', 2, 1, '#00A000' );
$g->set_x_axis_steps(1);
$g->set_x_labels( $label );

$g->set_y_max( $max );
//if($max>30) $g->y_label_steps(30);
//else $g->y_label_steps($max);
$g->y_label_steps(0);
$g->set_y_label_style( 'none' );

echo $g->render();
?>