Customers vs Categories Cube

<?php
require_once "SalesCustomersProducts.php";
$SalesCustomersProducts = new SalesCustomersProducts;
$SalesCustomersProducts->run()->render();
?>    

<?php
require_once "../../../load.koolreport.php";
use \koolreport\processes\ColumnMeta;
use \koolreport\processes\Limit;
use \koolreport\processes\RemoveColumn;
use \koolreport\processes\OnlyColumn;
use \koolreport\processes\Sort;
use \koolreport\cube\processes\Cube;

class SalesCustomersProducts extends koolreport\KoolReport
{
    function settings()
    {
        return array(
            "dataSources" => array(
                "dollarsales"=>array(
                    'filePath' => '../../../databases/customer_product_dollarsales2.csv',
                    'fieldSeparator' => ';',
                    'class' => "\koolreport\datasources\CSVDataSource"      
                ), 
            )
        );
    }
    function setup()
    {
        $node = $this->src('dollarsales')
        ->pipe(new ColumnMeta(array(
            "dollar_sales"=>array(
                'type' => 'number',
                "prefix"=>"$",
            ),
        )));
        
        $node->pipe(new Cube(array(
            "row" => "customerName",
            "column" => "productLine",
            "sum" => "dollar_sales"
        )))
        ->pipe(new Sort(array(
            '{{all}}' => 'desc'
        )))
        ->pipe(new Limit(array(
        5, 0
        )))
        ->pipe(new ColumnMeta(array(
            "{{all}}"=>array(
                "label"=>"Total",
            ),
            "customerName"=>array(
                "label"=>"Customers",
            ),
        )))->saveTo($node2);
        $node2->pipe($this->dataStore('salesCustomerProductLine'));  
        $node2->pipe(new RemoveColumn(array(
            "{{all}}"
        )))->pipe($this->dataStore('salesCustomerProductLineNoAll'));
        $node2->pipe(new OnlyColumn(array(
            'customerName', "{{all}}"
        )))->pipe($this->dataStore('salesCustomerProductLineAll'));  
    }
}

<?php
use \koolreport\widgets\koolphp\Table;
use \koolreport\widgets\google;
?>
<div class="report-content">

    <div class="text-center">
        <h1>Customers vs Categories Cube</h1>
        <p class="lead">
            Top 5 customers with sales by categories
        </p>
    </div>

    <?php 
    Table::create(array(
        "dataStore" => $this->dataStore('salesCustomerProductLine'),
        'cssClass' => array(
            'table' => 'table-striped'
        )
    ));
    ?>
    <?php 
    google\BarChart::create(array(
        "dataStore"=>$this->dataStore('salesCustomerProductLineAll'),
        "options"=>array(
        'title' => 'Top 5 Customers\' Total Sales',
        'legend' => 'bottom',
            'isStacked' => true
        ),
        'width' => '100%%',
    ));
    ?>
    <?php 
    google\ColumnChart::create(array(
        "dataStore"=>$this->dataStore('salesCustomerProductLineNoAll'),
        "options"=>array(
            'title' => 'Top 5 Customers\' Sales by Categories',
        ),
        "width"=>'100%',
        // 'height'=>'300px',
    ));
    ?>
</div>