--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Service/WindowsAzure/Credentials/SharedKey.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,187 @@
+<?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_WindowsAzure
+ * @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: SharedKey.php 23167 2010-10-19 17:53:31Z mabe $
+ */
+
+/**
+ * @see Zend_Service_WindowsAzure_Credentials_CredentialsAbstract
+ */
+require_once 'Zend/Service/WindowsAzure/Credentials/CredentialsAbstract.php';
+
+/**
+ * @see Zend_Service_WindowsAzure_Storage
+ */
+require_once 'Zend/Service/WindowsAzure/Storage.php';
+
+/**
+ * @see Zend_Http_Client
+ */
+require_once 'Zend/Http/Client.php';
+
+/**
+ * @see Zend_Service_WindowsAzure_Credentials_Exception
+ */
+require_once 'Zend/Service/WindowsAzure/Credentials/Exception.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Service_WindowsAzure
+ * @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_WindowsAzure_Credentials_SharedKey
+    extends Zend_Service_WindowsAzure_Credentials_CredentialsAbstract
+{
+    /**
+	 * Sign request URL with credentials
+	 *
+	 * @param string $requestUrl Request URL
+	 * @param string $resourceType Resource type
+	 * @param string $requiredPermission Required permission
+	 * @return string Signed request URL
+	 */
+	public function signRequestUrl(
+		$requestUrl = '',
+		$resourceType = Zend_Service_WindowsAzure_Storage::RESOURCE_UNKNOWN,
+		$requiredPermission = Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ
+	) {
+	    return $requestUrl;
+	}
+	
+	/**
+	 * Sign request headers with credentials
+	 *
+	 * @param string $httpVerb HTTP verb the request will use
+	 * @param string $path Path for the request
+	 * @param string $queryString Query string for the request
+	 * @param array $headers x-ms headers to add
+	 * @param boolean $forTableStorage Is the request for table storage?
+	 * @param string $resourceType Resource type
+	 * @param string $requiredPermission Required permission
+	 * @param mixed  $rawData Raw post data
+	 * @return array Array of headers
+	 */
+	public function signRequestHeaders(
+		$httpVerb = Zend_Http_Client::GET,
+		$path = '/',
+		$queryString = '',
+		$headers = null,
+		$forTableStorage = false,
+		$resourceType = Zend_Service_WindowsAzure_Storage::RESOURCE_UNKNOWN,
+		$requiredPermission = Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ,
+		$rawData = null
+	) {
+		// http://github.com/sriramk/winazurestorage/blob/214010a2f8931bac9c96dfeb337d56fe084ca63b/winazurestorage.py
+
+		// Table storage?
+		if ($forTableStorage) {
+			throw new Zend_Service_WindowsAzure_Credentials_Exception('The Windows Azure SDK for PHP does not support SharedKey authentication on table storage. Use SharedKeyLite authentication instead.');
+		}
+		
+		// Determine path
+		if ($this->_usePathStyleUri) {
+			$path = substr($path, strpos($path, '/'));
+		}
+
+		// Determine query
+		$queryString = $this->_prepareQueryStringForSigning($queryString);
+	
+		// Canonicalized headers
+		$canonicalizedHeaders = array();
+		
+		// Request date
+		$requestDate = '';
+		if (isset($headers[Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PREFIX_STORAGE_HEADER . 'date'])) {
+		    $requestDate = $headers[Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PREFIX_STORAGE_HEADER . 'date'];
+		} else {
+		    $requestDate = gmdate('D, d M Y H:i:s', time()) . ' GMT'; // RFC 1123
+		    $canonicalizedHeaders[] = Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PREFIX_STORAGE_HEADER . 'date:' . $requestDate;
+		}
+		
+		// Build canonicalized headers
+		if ($headers !== null) {
+			foreach ($headers as $header => $value) {
+				if (is_bool($value)) {
+					$value = $value === true ? 'True' : 'False';
+				}
+
+				$headers[$header] = $value;
+				if (substr($header, 0, strlen(Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PREFIX_STORAGE_HEADER)) == Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PREFIX_STORAGE_HEADER) {
+				    $canonicalizedHeaders[] = strtolower($header) . ':' . $value;
+				}
+			}
+		}
+		sort($canonicalizedHeaders);
+
+		// Build canonicalized resource string
+		$canonicalizedResource  = '/' . $this->_accountName;
+		if ($this->_usePathStyleUri) {
+			$canonicalizedResource .= '/' . $this->_accountName;
+		}
+		$canonicalizedResource .= $path;
+		if ($queryString !== '') {
+		    $queryStringItems = $this->_makeArrayOfQueryString($queryString);
+		    foreach ($queryStringItems as $key => $value) {
+		    	$canonicalizedResource .= "\n" . strtolower($key) . ':' . $value;
+		    }
+		}
+		
+		// Content-Length header
+		$contentLength = '';
+		if (strtoupper($httpVerb) != Zend_Http_Client::GET
+			 && strtoupper($httpVerb) != Zend_Http_Client::DELETE
+			 && strtoupper($httpVerb) != Zend_Http_Client::HEAD) {
+			$contentLength = 0;
+			
+			if ($rawData !== null) {
+				$contentLength = strlen($rawData);
+			}
+		}
+
+		// Create string to sign   
+		$stringToSign   = array();
+		$stringToSign[] = strtoupper($httpVerb); 									// VERB
+    	$stringToSign[] = $this->_issetOr($headers, 'Content-Encoding', '');		// Content-Encoding
+    	$stringToSign[] = $this->_issetOr($headers, 'Content-Language', '');		// Content-Language
+    	$stringToSign[] = $contentLength; 											// Content-Length
+    	$stringToSign[] = $this->_issetOr($headers, 'Content-MD5', '');				// Content-MD5
+    	$stringToSign[] = $this->_issetOr($headers, 'Content-Type', '');			// Content-Type
+    	$stringToSign[] = "";														// Date
+    	$stringToSign[] = $this->_issetOr($headers, 'If-Modified-Since', '');		// If-Modified-Since
+    	$stringToSign[] = $this->_issetOr($headers, 'If-Match', '');				// If-Match
+    	$stringToSign[] = $this->_issetOr($headers, 'If-None-Match', '');			// If-None-Match
+    	$stringToSign[] = $this->_issetOr($headers, 'If-Unmodified-Since', '');		// If-Unmodified-Since
+    	$stringToSign[] = $this->_issetOr($headers, 'Range', '');					// Range
+    	
+    	if (!$forTableStorage && count($canonicalizedHeaders) > 0) {
+    		$stringToSign[] = implode("\n", $canonicalizedHeaders); // Canonicalized headers
+    	}
+    		
+    	$stringToSign[] = $canonicalizedResource;		 			// Canonicalized resource
+    	$stringToSign   = implode("\n", $stringToSign);
+    	$signString     = base64_encode(hash_hmac('sha256', $stringToSign, $this->_accountKey, true));
+
+    	// Sign request
+    	$headers[Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PREFIX_STORAGE_HEADER . 'date'] = $requestDate;
+    	$headers['Authorization'] = 'SharedKey ' . $this->_accountName . ':' . $signString;
+    	
+    	// Return headers
+    	return $headers;
+	}
+}