JpGraph: Beispiel: BarPlot: Statistik der verwendeten Browser eines Besuchers

 

<?PHP
    function gProzent($alle, $anteil, $stellen = 2) {
        if ($anteil > 0)
            return (round(($anteil / ($alle / 100 )), $stellen));
        else
            return 0;
    }
    function sBrowser($stext) {
        if (strpos($stext, "Googlebot") > 0)
            return(10);
        if (strpos($stext, "oogle-Sitemaps") > 0)
            return(10);
        if (strpos($stext, "Yahoo!") > 0)
            return(11);
        if (strpos($stext, "snbot") > 0)
            return(12);

        if (strpos($stext, "Safari") > 0)
            return (4);
        if (strpos($stext, "Firefox") > 0)
            return (2);
        if (strpos($stext, "MSIE") > 0)
            return (0);
        if (strpos($stext, "pera/") > 0)
            return (3);
        if (strpos($stext, "BonEcho") > 0)
            return (4);
        if (strpos($stext, "ozilla") > 0)
            return (1);

        return (5);
    }

    $browser = array("Internet\nExplorer", "Mozilla\n(Engine)", "Mozilla\nFirefox", 
        "Opera", "Safari", "andere");
    for ($z = 0; $z < count($browser); $z++)
        $aBrowser[$z] = 0;

    $monate = array("Jan", "Feb", "Mar", "Apr", "May", "Jun",
        "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");

    $handle = fopen("access_log", "r");
    while (!feof($handle)) {
        $zeile = fgets($handle, 4096);

        $gBrowser = explode("\"", $zeile);
        if (strstr($gBrowser[1], "?")) {
            $p = explode(" ", $zeile);

            $datum = ((substr($p[3], 8, 4))."-"
                .(array_search(substr($p[3], 4, 3), $monate) + 1)
                ."-{$p[3][1]}{$p[3][2]} ".(substr($p[3], 13, 8)));
            $ts = strtotime($datum);

            $Besucher[$p[0]][0] = $ts;

            $oBrowser = $fBrowser;
            $fBrowser = sBrowser($gBrowser[count($gBrowser) - 2]);

            if (
                (!($Besucher[$p[0]][1])) || 
                (($oBrowser <> $fBrowser) && ($p[0] == $oClient)) || 
                (($Besucher[$p[0]][1] - $Besucher[$p[0]][0]) > 86400)
            )
                $Besucher[$p[0]][2][] = $fBrowser;

            if ($ts > $Besucher[$p[0]][1])
                $Besucher[$p[0]][1] = $ts;

            $oClient = $p[0];
    }    }
    fclose ($handle);

    foreach ($Besucher as $Anzahl) {
        foreach ($Anzahl[2] as $Ident)
            if (array_key_exists($Ident, $browser))
                $aBrowser[$Ident]++;
    }
    $gesamt = array_sum($aBrowser);

    foreach ($aBrowser as $Ident => $Anzahl) {
        $pBrowser[$Ident] = gProzent($gesamt, $Anzahl);
        $nullBrowser[$Ident] = 0;
    }

    $graph = new Graph(600, 300, "auto");
    $graph->SetScale("textlin");
    $graph->SetY2Scale("lin");
    $graph->Set90AndMargin(70, 20, 55, 58);
    $graph->SetMarginColor("#EBEBEB");
    $graph->title->Set("(echte) Besucher nach Browser");
    $graph->title->SetFont(FF_VERDANA,FS_BOLD, 9);
    $graph->title->SetMargin(8); 
    $graph->title->SetColor("black");

    $graph->xaxis->SetFont(FF_VERDANA, FS_BOLD, 7);
    $graph->yaxis->SetFont(FF_VERDANA, FS_BOLD, 7);
    $graph->y2axis->SetFont(FF_VERDANA, FS_BOLD, 7);

    $graph->yaxis->SetLabelMargin(12);
    $graph->y2axis->SetLabelMargin(12);
    $graph->xaxis->SetLabelMargin(12);
    $graph->xaxis->HideZeroLabel(); 

    $graph->xaxis->SetTickLabels($browser);

    $graph->xgrid->Show(false, false);
    $graph->ygrid->Show(true, false);
    $graph->ygrid->SetColor("lightblue");
    $graph->ygrid->SetFill(true, "#EFEFEF@0.6", "#BBCCFF@0.6");
    $graph->ygrid->SetLineStyle("dashed");
    $graph->ygrid->SetWeight(1); 

    $graph->xaxis->SetLabelAlign("right", "center", "right");
    $graph->yaxis->SetLabelAlign("center", "bottom");

    $graph->yaxis->SetColor("#D5552A");
    $graph->y2axis->SetColor("#769FEB");
    $graph->yaxis->scale->SetGrace(5);
    $graph->y2axis->scale->SetGrace(5);

    $graph->yaxis->HideZeroLabel();
    $graph->y2axis->HideZeroLabel();
    $graph->yaxis->HideLastTickLabel(); 
    $graph->y2axis->HideLastTickLabel(); 

    $bplot0 = new BarPlot($nullBrowser);

    $bplot1 = new BarPlot($pBrowser);
    $bplot1->SetFillColor("#D5552A");
    $bplot1->SetWidth(0.5);
    $bplot1->value->Show();
    $bplot1->value->SetFormat("%01.1f%%");
    $bplot1->value->SetFont(FF_FONT0, FS_BOLD);
    $bplot1->value->SetColor("black");

    $bplot2 = new BarPlot($aBrowser);
    $bplot2->SetFillColor("#769FEB");
    $bplot2->SetWidth(0.5);
    $bplot2->value->Show();
    $bplot2->value->SetFormat("%d");
    $bplot2->value->SetFont(FF_FONT0, FS_BOLD);
    $bplot2->value->SetColor("black");

    $bplot1->SetLegend("prozentual");
    $bplot2->SetLegend("absolut");

    $graph->legend->Pos(0.5, 0.97, "center", "bottom");
    $graph->legend->SetLayout(LEGEND_HOR);
    $graph->legend->SetColor("darkblue");
    $graph->legend->SetFont(FF_VERDANA, FS_BOLD, 7);
    $graph->legend->SetFillColor("white");
    $graph->legend->SetShadow(FALSE);

    $gbplot1 = new GroupBarPlot(array($bplot1, $bplot0));
    $gbplot2 = new GroupBarPlot(array($bplot0, $bplot2));

    $graph->Add($gbplot1);
    $graph->AddY2($gbplot2);

    $graph->Stroke("include/tmp/jpgraph/JpGraph_VergleichBrowser.png");
?>