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_Api2
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: * Request content interpreter JSON adapter
29: *
30: * @category Mage
31: * @package Mage_Api2
32: * @author Magento Core Team <core@magentocommerce.com>
33: */
34: class Mage_Api2_Model_Request_Interpreter_Json implements Mage_Api2_Model_Request_Interpreter_Interface
35: {
36: /**
37: * Parse Request body into array of params
38: *
39: * @param string $body Posted content from request
40: * @return array|null Return NULL if content is invalid
41: * @throws Exception|Mage_Api2_Exception
42: */
43: public function interpret($body)
44: {
45: if (!is_string($body)) {
46: throw new Exception(sprintf('Invalid data type "%s". String expected.', gettype($body)));
47: }
48:
49: $decoded = Zend_Json::decode($body);
50:
51: if ($body != 'null' && $decoded === null) {
52: throw new Mage_Api2_Exception('Decoding error.', Mage_Api2_Model_Server::HTTP_BAD_REQUEST);
53: }
54:
55: return $decoded;
56: }
57: }
58: