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_Payment
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: /**
29: * Free payment method
30: *
31: * @category Mage
32: * @package Mage_Payment
33: * @author Magento Core Team <core@magentocommerce.com>
34: */
35: class Mage_Payment_Model_Method_Free extends Mage_Payment_Model_Method_Abstract
36: {
37: /**
38: * XML Paths for configuration constants
39: */
40: const XML_PATH_PAYMENT_FREE_ACTIVE = 'payment/free/active';
41: const XML_PATH_PAYMENT_FREE_ORDER_STATUS = 'payment/free/order_status';
42: const XML_PATH_PAYMENT_FREE_PAYMENT_ACTION = 'payment/free/payment_action';
43:
44: /**
45: * Payment Method features
46: * @var bool
47: */
48: protected $_canAuthorize = true;
49:
50: /**
51: * Payment code name
52: *
53: * @var string
54: */
55: protected $_code = 'free';
56:
57: /**
58: * Check whether method is available
59: *
60: * @param Mage_Sales_Model_Quote|null $quote
61: * @return bool
62: */
63: public function isAvailable($quote = null)
64: {
65: return parent::isAvailable($quote) && !empty($quote)
66: && Mage::app()->getStore()->roundPrice($quote->getGrandTotal()) == 0;
67: }
68:
69: /**
70: * Get config payment action, do nothing if status is pending
71: *
72: * @return string|null
73: */
74: public function getConfigPaymentAction()
75: {
76: return $this->getConfigData('order_status') == 'pending' ? null : parent::getConfigPaymentAction();
77: }
78: }
79: