/** * @link http://code.google.com/apis/analytics/docs/gaJS/gaJSApiEcommerce.html#_gat.GA_Tracker_._addItem * @param \UnitedPrototype\GoogleAnalytics\Item $item */ public function addItem(Item $item) { // Associated items inherit the transaction's order ID $item->setOrderId($this->orderId); $sku = $item->getSku(); $this->items[$sku] = $item; }