magento 修改 paypal order product name

public function setProduct($product)
{
if ($this->getQuote()) {
$product->setStoreId($this->getQuote()->getStoreId());
$product->setCustomerGroupId($this->getQuote()->getCustomerGroupId());
}
$this->setData('product', $product)
->setProductId($product->getId())
->setProductType($product->getTypeId())
->setSku($this->getProduct()->getSku())
->setName($product->getName()."|S") // this line
->setWeight($this->getProduct()->getWeight())
->setTaxClassId($product->getTaxClassId())
->setBaseCost($product->getCost())
->setIsRecurring($product->getIsRecurring())
;

if ($product->getStockItem()) {
$this->setIsQtyDecimal($product->getStockItem()->getIsQtyDecimal());
}

Mage::dispatchEvent('sales_quote_item_set_product', array(
'product' => $product,
'quote_item'=>$this
));

//        if ($options = $product->getCustomOptions()) {
//            foreach ($options as $option) {
//                $this->addOption($option);
//            }
//        }
return $this;
}