1: <?php
 2: /**
 3:  * Magento
 4:  *
 5:  * NOTICE OF LICENSE
 6:  *
 7:  * This source file is subject to the Open Software License (OSL 3.0)
 8:  * that is bundled with this package in the file LICENSE.txt.
 9:  * It is also available through the world-wide-web at this URL:
10:  * http://opensource.org/licenses/osl-3.0.php
11:  * If you did not receive a copy of the license and are unable to
12:  * obtain it through the world-wide-web, please send an email
13:  * to license@magentocommerce.com so we can send you a copy immediately.
14:  *
15:  * DISCLAIMER
16:  *
17:  * Do not edit or add to this file if you wish to upgrade Magento to newer
18:  * versions in the future. If you wish to customize Magento for your
19:  * needs please refer to http://www.magentocommerce.com for more information.
20:  *
21:  * @category    Mage
22:  * @package     Mage_Checkout
23:  * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
24:  * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
25:  */
26: 
27: /**
28:  * Shopping cart interface
29:  *
30:  * @category    Mage
31:  * @package     Mage_Checkout
32:  * @author      Magento Core Team <core@magentocommerce.com>
33:  */
34: 
35: interface Mage_Checkout_Model_Cart_Interface
36: {
37:     /**
38:      * Add product to shopping cart (quote)
39:      *
40:      * @param   int|Mage_Catalog_Model_Product $productInfo
41:      * @param   mixed                          $requestInfo
42:      * @return  Mage_Checkout_Model_Cart_Interface
43:      */
44:     public function addProduct($productInfo, $requestInfo = null);
45: 
46:     /**
47:      * Save cart
48:      *
49:      * @abstract
50:      * @return Mage_Checkout_Model_Cart_Interface
51:      */
52:     public function saveQuote();
53: 
54:     /**
55:      * Associate quote with the cart
56:      *
57:      * @abstract
58:      * @param $quote Mage_Sales_Model_Quote
59:      * @return Mage_Checkout_Model_Cart_Interface
60:      */
61:     public function setQuote(Mage_Sales_Model_Quote $quote);
62: 
63:     /**
64:      * Get quote object associated with cart
65:      * @abstract
66:      * @return Mage_Sales_Model_Quote
67:      */
68:     public function getQuote();
69: }
70: