gosa-core/plugins/generic/statistics/chartClasses/class_objectCountChart.inc

   1 <?php
   2
   3 class objectCountChart extends statChart
   4 {
   5     protected $title = 'Object count';
   6
   7     function __construct(&$config)
   8     {
   9         parent::__construct($config);
  10         $this->graphName = get_class();
  11     }
  12
  13
  14     /*! \brief  Generates the line-graph which displays the plugin usage over time.
  15      */
  16     function render()
  17     {
  18         $lineMax = 20;
  19         $gData = $this->graphData;
  20         $dataSet = new pData;
  21         $seriesCnt = 0;
  22
  23         foreach($gData['objectCountPerInterval'] as $category => $count){
  24             if(empty($category) || in_array_strict($category, $this->skipSeries)) continue;
  25
  26             // Add results to our data set.
  27             $dataSet->AddPoint($count, $category);
  28             $dataSet->SetSerieName($this->getCategoryTranslation($category), $category);
  29             $dataSet->AddSerie($category);
  30
  31             // Detect maximum value, to adjust the Y-Axis
  32             $tmpMax = max($count);
  33             if($tmpMax > $lineMax) $lineMax = $tmpMax;
  34             $seriesCnt ++;
  35             if($seriesCnt>=8) break;
  36         }
  37
  38         // Keep a list of all selecteable data-series, to allow the user to disable
  39         //  or enable series on demand.
  40         $this->seriesList = array();
  41         foreach($gData['objectCountPerInterval'] as $key => $data){
  42             $this->seriesList[$key] = $this->getCategoryTranslation($key);
  43         }
  44
  45         // Add timeline
  46         $dataSet->AddPoint($gData['dates'], 'date');
  47         $dataSet->SetAbsciseLabelSerie('date');
  48
  49         // Read graph from cache?
  50         $pCache = new pCache($this->cachePath);
  51         if($this->enableCaching && $pCache->IsInCache(get_class(),$dataSet->GetData())){
  52             $filename =  $pCache->GetHash(get_class(),$dataSet->GetData());
  53             $filename = '/var/spool/gosa/'.$filename;
  54             if(file_exists($filename) && is_readable($filename)){
  55                 $this->graphID = preg_replace("/[^0-9]/","",microtime(TRUE)).rand(0,99999);
  56                 session::set('statistics::graphFile'.$this->graphID,$filename);
  57                 return;
  58             }
  59         }
  60
  61         $chart = new pChart(900,230);
  62         $chart->setFixedScale(0,$lineMax);
  63         $chart->setFontProperties("./themes/default/fonts/LiberationSans-Regular.ttf",10);
  64         $chart->setGraphArea(50,28,630,200);
  65         $chart->drawFilledRoundedRectangle(7,7,693,223,5,240,240,240);
  66         $chart->drawRoundedRectangle(5,5,695,225,5,230,230,230);
  67         $chart->drawGraphArea(255,255,255,TRUE);
  68         $chart->drawGrid(4,TRUE,200,200,200,50);
  69         $chart->drawTreshold(0,143,55,72,TRUE,TRUE);
  70         $chart->drawTitle(50,22,_($this->title),50,50,50,585);
  71         $chart->drawScale($dataSet->GetData(),$dataSet->GetDataDescription(),SCALE_NORMAL,150,150,150,TRUE,0,2, TRUE);
  72
  73         // Only draw this graph if we've at least one series to draw!
  74         if($seriesCnt){
  75             $chart->drawFilledLineGraph($dataSet->GetData(),$dataSet->GetDataDescription(),50,TRUE);
  76             $chart->drawLegend(720,0,$dataSet->GetDataDescription(),255,255,255);
  77         }
  78
  79
  80         // Generate new and unique graph id
  81         $this->graphID = preg_replace("/[^0-9]/","",microtime(TRUE));
  82         $file = '/tmp/graph_'.$this->graphID;
  83         $chart->Render($file);
  84         session::set('statistics::graphFile'.$this->graphID,$file);
  85         $pCache->WriteToCache(get_class(),$dataSet->GetData(),$chart);
  86
  87         return;
  88     }
  89
  90 }
  91 ?>