Piwik\Plugins\Goals\Goals::addMetricTranslations PHP Method

    public function addMetricTranslations(&$translations)
    {
        $metrics = array('orders' => 'General_EcommerceOrders', 'ecommerce_revenue' => 'General_ProductRevenue', 'revenue_per_visit' => 'General_ColumnValuePerVisit', 'quantity' => 'General_Quantity', 'avg_price' => 'General_AveragePrice', 'avg_quantity' => 'General_AverageQuantity', 'revenue_subtotal' => 'General_Subtotal', 'revenue_tax' => 'General_Tax', 'revenue_shipping' => 'General_Shipping', 'revenue_discount' => 'General_Discount', 'avg_order_revenue' => 'General_AverageOrderValue');
        $metrics = array_map(array('\\Piwik\\Piwik', 'translate'), $metrics);
        $translations = array_merge($translations, $metrics);
    }