PivotTable and PivotMatrix using Bun template

<?php
require_once "MyReport.php";

$report = new MyReport;
$report->run()->render();

<?php
//Step 1: Load KoolReport
require_once "../../../load.koolreport.php";
use \koolreport\pivot\processes\Pivot;
use \koolreport\pivot\processes\PivotExtract;
use \koolreport\processes\ColumnMeta;
use \koolreport\processes\Filter;

//Step 2: Creating Report class
class MyReport extends \koolreport\KoolReport
{
    function settings()
    {
        return array(
            "dataSources" => array(
                "dollarsales"=>array(
                    'filePath' => '../../../databases/customer_product_dollarsales2.csv',
                    'fieldSeparator' => ';',
                    'class' => "\koolreport\datasources\CSVDataSource"      
                ), 
            )
        );
    }

    public function setup()
    {
        $node = $this->src('dollarsales');

        $node->pipe(new Filter(array(
            array('customerName', '<', 'Au'),
            array('orderYear', '>', 2003),
        )))
        ->pipe(new ColumnMeta(array(
            "dollar_sales" => array(
                'type' => 'number',
                "prefix" => "$",
            ),
        )))
        ->saveTo($node2);

        $node2->pipe(new Pivot(array(
            "dimensions" => array(
                // "column" => "orderYear, orderQuarter, orderMonth, orderDay",
                "column" => "orderYear, orderQuarter",
                "row" => "customerName, productLine, productName",
                // "row" => "customerName, productLine",
            ),
            "aggregates" => array(
                "sum" => "dollar_sales",
                "count" => "dollar_sales",
                "avg" => "dollar_sales",
                'sum percent' => 'dollar_sales',
                'count percent' => 'dollar_sales',
            ),
        )))->pipe($this->dataStore('salesTable'));

        $node2->pipe(new Pivot(array(
            "dimensions" => array(
                // "column" => "orderYear, orderQuarter, orderMonth, orderDay",
                "column" => "orderYear, orderQuarter",
                "row" => "customerName, productLine, productName",
                // "row" => "customerName, productLine",
            ),
            "aggregates" => array(
                "sum" => "dollar_sales",
                "count" => "dollar_sales",
                "avg" => "dollar_sales",
                'sum percent' => 'dollar_sales',
                'count percent' => 'dollar_sales',
            ),
            'partialProcessing' => true,
        )))->pipe($this->dataStore('salesMatrix'));
    }
}

<?php
use \koolreport\pivot\widgets\PivotTable;
use \koolreport\pivot\widgets\PivotMatrix;
?>

<div class="report-content">
    <div class="text-center">
        <h1>PivotTable and PivotMatrix using Bun template</h1>
        <p class="lead">
            Bun template saves blank spaces when expanding rows in comparison to default template
        </p>
    </div>

    <pre style="font-weight:bold"><code>
PivotTable::create(array(
    ...
    'template' => 'PivotTable-Bun',
    ...
));</code></pre>
    <i class="fa fa-arrow-down" style="font-size:24px;"></i>
    <div style="margin-top:20px;">
        <?php
            $dataStore = $this->dataStore('salesTable');
            PivotTable::create(array(
                "name" => "PivotTable1",
                'template' => 'PivotTable-Bun',
                "dataStore" => $dataStore,
                "rowDimension" => "row",
                "columnDimension" => "column",
                "measures"=>array(
                    "dollar_sales - sum",
                    'dollar_sales - count',
                    'dollar_sales - avg',
                ),
                'rowSort' => array(
                    'dollar_sales - sum' => 'desc',
                ),
                'columnSort' => array(
                    'orderMonth' => function ($a, $b) {
                        return (int) $a < (int) $b;
                    },
                    // 'dollar_sales - sum' => 'desc',
                    // 'orderYear' => 'desc',
                ),
                'rowCollapseLevels' => array(1),
                'columnCollapseLevels' => array(0),
                'width' => '100%',
            ));
        ?>
    </div>
    <br><br><br>
    <pre style="font-weight:bold"><code>
PivotMatrix::create(array(
    ...
    'template' => 'PivotMatrix-Bun',
    ...
));</code></pre>
    <i class="fa fa-arrow-down" style="font-size:24px;"></i>
    <div style="margin-top:20px;">
    
    <?php
        $dataStore = $this->dataStore('salesMatrix');
        PivotMatrix::create(array(
            "name" => "PivotMatrix1",
            'template' => 'PivotMatrix-Bun',
            "dataStore" => $dataStore,
            "rowDimension" => "row",
            "columnDimension" => "column",
            "measures"=>array(
                "dollar_sales - sum",
                'dollar_sales - count',
                'dollar_sales - avg',
            ),
            'rowSort' => array(
                'dollar_sales - sum' => 'desc',
            ),
            'columnSort' => array(
                'orderMonth' => function ($a, $b) {
                    return (int) $a < (int) $b;
                },
                // 'dollar_sales - sum' => 'desc',
                // 'orderYear' => 'desc',
            ),
            'width' => '100%',
            'paging' => array(
                'size' => 20
            )
        ));
    ?>
    </div>
</div>