Get price in cart_product.list API magento

Get price in cart_product.list API magento

To add extra feilds in cart_product.list api

path : app\code\core\Mage\Checkout\Model\Cart\Product\Api.php

public function items($quoteId, $store = null)
    {
        $quote = $this->_getQuote($quoteId, $store);
        if (empty($store)) {
            $store = $quote->getStoreId();
        }

        if (!$quote->getItemsCount()) {
            return array();
        }

        $productsResult = array();
        foreach ($quote->getAllItems() as $item) {
            /** @var $item Mage_Sales_Model_Quote_Item */
            $product = $item->getProduct();

if(($product->getSpecialPrice())!=null){
$final_price= $product->getSpecialPrice();
}else{
$final_price= $product->getPrice();
}

$product_amount = ($final_price * $item->getQty());

$grandTotal += $final_price*$item->getQty();

            $productsResult[] = array( // Basic product data
                'product_id'   => $product->getId(),
                'sku'          => $product->getSku(),
                'name'         => $product->getName(),
'price'        => $product->getPrice(),
'specialPrice' => $product->getSpecialPrice(),
'qty'          => $item->getQty(),
'image'        => (string) Mage::helper('catalog/image')->init($product, 'thumbnail')->resize(265,265)->keepFrame(FALSE),
'amout'   => $product_amount,
'grand total'  => $grandTotal,
'itemsinStock' => $product->getStockItem()->getQty(),
                'set'          => $product->getAttributeSetId(),
                'type'         => $product->getTypeId(),
                'category_ids' => $product->getCategoryIds(),
                'website_ids'  => $product->getWebsiteIds()
            );


        }

        return $productsResult;
    }