gosa-core/plugins/generic/statistics/graphClasses/class_categoryActionOverTime.inc

   1 <?php
   2
   3 class categoryActionsOverTime extends statChart
   4 {
   5     var $title = 'Plugin usage over time';
   6     var $gID = 0;
   7
   8     var $graphData = array();
   9     var $seriesList = array();
  10
  11     var $enableCaching = FALSE;
  12
  13     function __construct(&$config)
  14     {
  15         parent::__construct($config);
  16         $this->gID = get_class();
  17     }
  18
  19
  20     /*! \brief  Generates the line-graph which displays the plugin usage over time.
  21      */
  22     function render()
  23     {
  24         $lineMax = 100;
  25         $gData = $this->graphData;
  26         $errorMax = (max($gData['errorsPerInterval']) < 100)? 100:max($gData['errorsPerInterval']);
  27         $dataSet = new pData;
  28         $seriesCnt = 0;
  29         foreach($gData['actionsPerInterval'] as $category => $entriesPerDate){
  30             if(empty($category) || in_array($category, $this->skipSeries)) continue;
  31
  32             // Add results to our data set.
  33             $dataSet->AddPoint($entriesPerDate, $category);
  34             $dataSet->SetSerieName($this->getCategoryTranslation($category), $category);
  35             $dataSet->AddSerie($category);
  36
  37             // Detect maximum value, to adjust the Y-Axis
  38             $tmpMax = max($entriesPerDate);
  39             if($tmpMax > $lineMax) $lineMax = $tmpMax;
  40             $seriesCnt ++;
  41         }
  42
  43         // Create a dataSet containing all series
  44         $allSeriesDataSet = clone $dataSet;
  45         if(!in_array('errorsPerInterval', $this->skipSeries)){
  46             $allSeriesDataSet->AddPoint($gData['errorsPerInterval'], 'Errors');
  47             $allSeriesDataSet->SetSerieName(_('Error'), 'Errors');
  48             $allSeriesDataSet->AddSerie('Errors');
  49         }
  50
  51         // Add timeline
  52         $dataSet->AddPoint($gData['dates'], 'date');
  53         $dataSet->SetAbsciseLabelSerie('date');
  54
  55         // Read graph from cache?
  56         $pCache = new pCache('/var/spool/gosa/');
  57         if($this->enableCaching && $pCache->IsInCache(get_class(),$allSeriesDataSet->GetData())){
  58             $filename =  $pCache->GetHash(get_class(),$allSeriesDataSet->GetData());
  59             $filename = '/var/spool/gosa/'.$filename;
  60             if(file_exists($filename) && is_readable($filename)){
  61                 $this->graphID = preg_replace("/[^0-9]/","",microtime(TRUE)).rand(0,99999);
  62                 session::set('statistics::graphFile'.$this->graphID,$filename);
  63                 return;
  64             }
  65         }
  66
  67         $chart = new pChart(900,230);
  68         $chart->setFixedScale(0.000,$lineMax);
  69         $chart->setFontProperties("./themes/default/fonts/LiberationSans-Regular.ttf",10);
  70         $chart->setGraphArea(50,8,830,200);
  71         $chart->drawFilledRoundedRectangle(7,7,693,223,5,240,240,240);
  72         $chart->drawRoundedRectangle(5,5,695,225,5,230,230,230);
  73         $chart->drawGraphArea(255,255,255,TRUE);
  74         $chart->drawGrid(4,TRUE,200,200,200,50);
  75         $chart->drawTreshold(0,143,55,72,TRUE,TRUE);
  76         $chart->drawTitle(50,22,_($this->title),50,50,50,585);
  77         $chart->drawScale($dataSet->GetData(),$dataSet->GetDataDescription(),SCALE_NORMAL,150,150,150,TRUE,0,2, TRUE);
  78
  79         // Only draw this graph if we've at least one series to draw!
  80         if($seriesCnt){
  81             $chart->drawFilledLineGraph($dataSet->GetData(),$dataSet->GetDataDescription(),50,TRUE);
  82         }
  83
  84         // Do we've to add the errors series?
  85         // If we have to, then add the error-data-series.
  86         //  and set the color for the new error-series to red.
  87         if(!in_array('errorsPerInterval', $this->skipSeries)){
  88
  89             // Set the color for the error Series to 'red'.
  90             // This has to be done before drawing the legend.
  91             $chart->setColorPalette($seriesCnt,255,0,0);
  92
  93             $dataSet->AddPoint($gData['errorsPerInterval'], 'Errors');
  94             $dataSet->SetSerieName(_('Error'), 'Errors');
  95             $dataSet->AddSerie('Errors');
  96         }
  97
  98         $chart->drawLegend(750,30,$dataSet->GetDataDescription(),255,255,255);
  99
 100         // Draw the error graph on top of the other graphs now.
 101         // But remove the category-graph before.
 102         if(!in_array('errorsPerInterval', $this->skipSeries)){
 103
 104             // Remove all graph series and add the error-series, then draw the new graph.
 105             // (It is not relevant if it was really added before, so we simply remove all series!)
 106             foreach($gData['actionsPerInterval'] as $category => $data){
 107                 $dataSet->RemoveSerie($category);
 108             }
 109             $chart->setFixedScale(0,$errorMax);
 110             $chart->drawRightScale($dataSet->GetData(),$dataSet->GetDataDescription(),SCALE_NORMAL,120,150,150,TRUE,0,2, TRUE);
 111             $chart->drawBarGraph($dataSet->GetData(),$dataSet->GetDataDescription());
 112         }
 113
 114         // Generate new and unique graph id
 115         $this->graphID = preg_replace("/[^0-9]/","",microtime(TRUE));
 116         $file = '/tmp/graph_'.$this->graphID;
 117         $chart->Render($file);
 118         session::set('statistics::graphFile'.$this->graphID,$file);
 119         $pCache->WriteToCache(get_class(),$allSeriesDataSet->GetData(),$chart);
 120
 121         // Keep a list of all selecteable data-series, to allow the user to disable
 122         //  or enable series on demand.
 123         $this->seriesList = array();
 124         foreach($gData['actionsPerInterval'] as $key => $data){
 125             $this->seriesList[$key] = $this->getCategoryTranslation($key);
 126         }
 127         $this->seriesList['errorsPerInterval'] = _("Error");
 128
 129         return;
 130     }
 131
 132 }
 133 ?>