--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Service/Amazon/Ec2/Response.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,163 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Service_Amazon
+ * @subpackage Ec2
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: Response.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @see Zend_Http_Response
+ */
+require_once 'Zend/Http/Response.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Service_Amazon
+ * @subpackage Ec2
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Service_Amazon_Ec2_Response {
+    /**
+     * XML namespace used for EC2 responses.
+     */
+    protected $_xmlNamespace = 'http://ec2.amazonaws.com/doc/2009-04-04/';
+
+    /**
+     * The original HTTP response
+     *
+     * This contains the response body and headers.
+     *
+     * @var Zend_Http_Response
+     */
+    private $_httpResponse = null;
+
+    /**
+     * The response document object
+     *
+     * @var DOMDocument
+     */
+    private $_document = null;
+
+    /**
+     * The response XPath
+     *
+     * @var DOMXPath
+     */
+    private $_xpath = null;
+
+    /**
+     * Last error code
+     *
+     * @var integer
+     */
+    private $_errorCode = 0;
+
+    /**
+     * Last error message
+     *
+     * @var string
+     */
+    private $_errorMessage = '';
+
+    /**
+     * Creates a new high-level EC2 response object
+     *
+     * @param Zend_Http_Response $httpResponse the HTTP response.
+     */
+    public function __construct(Zend_Http_Response $httpResponse)
+    {
+        $this->_httpResponse = $httpResponse;
+    }
+
+    /**
+     * Gets the XPath object for this response
+     *
+     * @return DOMXPath the XPath object for response.
+     */
+    public function getXPath()
+    {
+        if ($this->_xpath === null) {
+            $document = $this->getDocument();
+            if ($document === false) {
+                $this->_xpath = false;
+            } else {
+                $this->_xpath = new DOMXPath($document);
+                $this->_xpath->registerNamespace('ec2',
+                    $this->getNamespace());
+            }
+        }
+
+        return $this->_xpath;
+    }
+
+    /**
+     * Gets the document object for this response
+     *
+     * @return DOMDocument the DOM Document for this response.
+     */
+    public function getDocument()
+    {
+        try {
+            $body = $this->_httpResponse->getBody();
+        } catch (Zend_Http_Exception $e) {
+            $body = false;
+        }
+
+        if ($this->_document === null) {
+            if ($body !== false) {
+                // turn off libxml error handling
+                $errors = libxml_use_internal_errors();
+
+                $this->_document = new DOMDocument();
+                if (!$this->_document->loadXML($body)) {
+                    $this->_document = false;
+                }
+
+                // reset libxml error handling
+                libxml_clear_errors();
+                libxml_use_internal_errors($errors);
+            } else {
+                $this->_document = false;
+            }
+        }
+
+        return $this->_document;
+    }
+
+    /**
+     * Return the current set XML Namespace.
+     *
+     * @return string
+     */
+    public function getNamespace()
+    {
+        return $this->_xmlNamespace;
+    }
+
+    /**
+     * Set a new XML Namespace
+     *
+     * @param string $namespace
+     */
+    public function setNamespace($namespace)
+    {
+        $this->_xmlNamespace = $namespace;
+    }
+
+}