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<?php
/**
* Copyright (c) 2009 - 2010, RealDolmen
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of RealDolmen nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY RealDolmen ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL RealDolmen BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* @category Microsoft
* @package Microsoft_WindowsAzure
* @copyright Copyright (c) 2009 - 2010, RealDolmen (http://www.realdolmen.com)
* @license http://phpazure.codeplex.com/license
* @version $Id: SharedKeyCredentials.php 14561 2009-05-07 08:05:12Z unknown $
*/
if (!defined('W3TC')) {
die();
}
/**
* @see Microsoft_Http_Client
*/
require_once 'Microsoft/Http/Client.php';
/**
* @see Microsoft_WindowsAzure_Credentials_Exception
*/
require_once 'Microsoft/WindowsAzure/Credentials/Exception.php';
/**
* @category Microsoft
* @package Microsoft_WindowsAzure
* @copyright Copyright (c) 2009 - 2010, RealDolmen (http://www.realdolmen.com)
* @license http://phpazure.codeplex.com/license
*/
abstract class Microsoft_WindowsAzure_Credentials_CredentialsAbstract
{
/**
* Development storage account and key
*/
const DEVSTORE_ACCOUNT = "devstoreaccount1";
const DEVSTORE_KEY = "Eby8vdM02xNOcqFlqUwJPLlmEtlCDXJ1OUzFT50uSRZ6IFsuFq2UVErCz4I6tq/K1SZFPTOtr/KBHBeksoGMGw==";
/**
* HTTP header prefixes
*/
const PREFIX_PROPERTIES = "x-ms-prop-";
const PREFIX_METADATA = "x-ms-meta-";
const PREFIX_STORAGE_HEADER = "x-ms-";
/**
* Permissions
*/
const PERMISSION_READ = "r";
const PERMISSION_WRITE = "w";
const PERMISSION_DELETE = "d";
const PERMISSION_LIST = "l";
/**
* Account name for Windows Azure
*
* @var string
*/
protected $_accountName = '';
/**
* Account key for Windows Azure
*
* @var string
*/
protected $_accountKey = '';
/**
* Use path-style URI's
*
* @var boolean
*/
protected $_usePathStyleUri = false;
/**
* Creates a new Microsoft_WindowsAzure_Credentials_CredentialsAbstract instance
*
* @param string $accountName Account name for Windows Azure
* @param string $accountKey Account key for Windows Azure
* @param boolean $usePathStyleUri Use path-style URI's
*/
public function __construct(
$accountName = Microsoft_WindowsAzure_Credentials_CredentialsAbstract::DEVSTORE_ACCOUNT,
$accountKey = Microsoft_WindowsAzure_Credentials_CredentialsAbstract::DEVSTORE_KEY,
$usePathStyleUri = false
) {
$this->_accountName = $accountName;
$this->_accountKey = base64_decode($accountKey);
$this->_usePathStyleUri = $usePathStyleUri;
}
/**
* Set account name for Windows Azure
*
* @param string $value
* @return Microsoft_WindowsAzure_Credentials_CredentialsAbstract
*/
public function setAccountName($value = Microsoft_WindowsAzure_Credentials_CredentialsAbstract::DEVSTORE_ACCOUNT)
{
$this->_accountName = $value;
return $this;
}
/**
* Set account key for Windows Azure
*
* @param string $value
* @return Microsoft_WindowsAzure_Credentials_CredentialsAbstract
*/
public function setAccountkey($value = Microsoft_WindowsAzure_Credentials_CredentialsAbstract::DEVSTORE_KEY)
{
$this->_accountKey = base64_decode($value);
return $this;
}
/**
* Set use path-style URI's
*
* @param boolean $value
* @return Microsoft_WindowsAzure_Credentials_CredentialsAbstract
*/
public function setUsePathStyleUri($value = false)
{
$this->_usePathStyleUri = $value;
return $this;
}
/**
* 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
*/
abstract public function signRequestUrl(
$requestUrl = '',
$resourceType = Microsoft_WindowsAzure_Storage::RESOURCE_UNKNOWN,
$requiredPermission = Microsoft_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ
);
/**
* 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
*/
abstract public function signRequestHeaders(
$httpVerb = Microsoft_Http_Client::GET,
$path = '/',
$queryString = '',
$headers = null,
$forTableStorage = false,
$resourceType = Microsoft_WindowsAzure_Storage::RESOURCE_UNKNOWN,
$requiredPermission = Microsoft_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ,
$rawData = null
);
/**
* Prepare query string for signing
*
* @param string $value Original query string
* @return string Query string for signing
*/
protected function _prepareQueryStringForSigning($value)
{
// Return value
$returnValue = array();
// Prepare query string
$queryParts = $this->_makeArrayOfQueryString($value);
foreach ($queryParts as $key => $value) {
$returnValue[] = $key . '=' . $value;
}
// Return
if (count($returnValue) > 0) {
return '?' . implode('&', $returnValue);
} else {
return '';
}
}
/**
* Make array of query string
*
* @param string $value Query string
* @return array Array of key/value pairs
*/
protected function _makeArrayOfQueryString($value)
{
// Returnvalue
$returnValue = array();
// Remove front ?
if (strlen($value) > 0 && strpos($value, '?') === 0) {
$value = substr($value, 1);
}
// Split parts
$queryParts = explode('&', $value);
foreach ($queryParts as $queryPart) {
$queryPart = explode('=', $queryPart, 2);
if ($queryPart[0] != '') {
$returnValue[ $queryPart[0] ] = isset($queryPart[1]) ? $queryPart[1] : '';
}
}
// Sort
ksort($returnValue);
// Return
return $returnValue;
}
/**
* Returns an array value if the key is set, otherwide returns $valueIfNotSet
*
* @param array $array
* @param mixed $key
* @param mixed $valueIfNotSet
* @return mixed
*/
protected function _issetOr($array, $key, $valueIfNotSet)
{
return isset($array[$key]) ? $array[$key] : $valueIfNotSet;
}
}
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