1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
|
<?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
* @subpackage Storage
* @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: BatchStorageAbstract.php 20785 2010-01-31 09:43:03Z mikaelkael $
*/
/**
* @see Zend_Service_WindowsAzure_Storage
*/
require_once 'Zend/Service/WindowsAzure/Storage.php';
/**
* @see Zend_Service_WindowsAzure_Credentials_CredentialsAbstract
*/
require_once 'Zend/Service/WindowsAzure/Credentials/CredentialsAbstract.php';
/**
* @see Zend_Service_WindowsAzure_Exception
*/
require_once 'Zend/Service/WindowsAzure/Exception.php';
/**
* @see Zend_Service_WindowsAzure_Storage_Batch
*/
require_once 'Zend/Service/WindowsAzure/Storage/Batch.php';
/**
* @see Zend_Http_Client
*/
require_once 'Zend/Http/Client.php';
/**
* @see Zend_Http_Response
*/
require_once 'Zend/Http/Response.php';
/**
* @category Zend
* @package Zend_Service_WindowsAzure
* @subpackage Storage
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
abstract class Zend_Service_WindowsAzure_Storage_BatchStorageAbstract
extends Zend_Service_WindowsAzure_Storage
{
/**
* Current batch
*
* @var Zend_Service_WindowsAzure_Storage_Batch
*/
protected $_currentBatch = null;
/**
* Set current batch
*
* @param Zend_Service_WindowsAzure_Storage_Batch $batch Current batch
* @throws Zend_Service_WindowsAzure_Exception
*/
public function setCurrentBatch(Zend_Service_WindowsAzure_Storage_Batch $batch = null)
{
if (!is_null($batch) && $this->isInBatch()) {
throw new Zend_Service_WindowsAzure_Exception('Only one batch can be active at a time.');
}
$this->_currentBatch = $batch;
}
/**
* Get current batch
*
* @return Zend_Service_WindowsAzure_Storage_Batch
*/
public function getCurrentBatch()
{
return $this->_currentBatch;
}
/**
* Is there a current batch?
*
* @return boolean
*/
public function isInBatch()
{
return !is_null($this->_currentBatch);
}
/**
* Starts a new batch operation set
*
* @return Zend_Service_WindowsAzure_Storage_Batch
* @throws Zend_Service_WindowsAzure_Exception
*/
public function startBatch()
{
return new Zend_Service_WindowsAzure_Storage_Batch($this, $this->getBaseUrl());
}
/**
* Perform batch using Zend_Http_Client channel, combining all batch operations into one request
*
* @param array $operations Operations in batch
* @param boolean $forTableStorage Is the request for table storage?
* @param boolean $isSingleSelect Is the request a single select statement?
* @param string $resourceType Resource type
* @param string $requiredPermission Required permission
* @return Zend_Http_Response
*/
public function performBatch($operations = array(), $forTableStorage = false, $isSingleSelect = false, $resourceType = Zend_Service_WindowsAzure_Storage::RESOURCE_UNKNOWN, $requiredPermission = Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ)
{
// Generate boundaries
$batchBoundary = 'batch_' . md5(time() . microtime());
$changesetBoundary = 'changeset_' . md5(time() . microtime());
// Set headers
$headers = array();
// Add version header
$headers['x-ms-version'] = $this->_apiVersion;
// Add content-type header
$headers['Content-Type'] = 'multipart/mixed; boundary=' . $batchBoundary;
// Set path and query string
$path = '/$batch';
$queryString = '';
// Set verb
$httpVerb = Zend_Http_Client::POST;
// Generate raw data
$rawData = '';
// Single select?
if ($isSingleSelect) {
$operation = $operations[0];
$rawData .= '--' . $batchBoundary . "\n";
$rawData .= 'Content-Type: application/http' . "\n";
$rawData .= 'Content-Transfer-Encoding: binary' . "\n\n";
$rawData .= $operation;
$rawData .= '--' . $batchBoundary . '--';
} else {
$rawData .= '--' . $batchBoundary . "\n";
$rawData .= 'Content-Type: multipart/mixed; boundary=' . $changesetBoundary . "\n\n";
// Add operations
foreach ($operations as $operation)
{
$rawData .= '--' . $changesetBoundary . "\n";
$rawData .= 'Content-Type: application/http' . "\n";
$rawData .= 'Content-Transfer-Encoding: binary' . "\n\n";
$rawData .= $operation;
}
$rawData .= '--' . $changesetBoundary . '--' . "\n";
$rawData .= '--' . $batchBoundary . '--';
}
// Generate URL and sign request
$requestUrl = $this->_credentials->signRequestUrl($this->getBaseUrl() . $path . $queryString, $resourceType, $requiredPermission);
$requestHeaders = $this->_credentials->signRequestHeaders($httpVerb, $path, $queryString, $headers, $forTableStorage, $resourceType, $requiredPermission);
// Prepare request
$this->_httpClientChannel->resetParameters(true);
$this->_httpClientChannel->setUri($requestUrl);
$this->_httpClientChannel->setHeaders($requestHeaders);
$this->_httpClientChannel->setRawData($rawData);
// Execute request
$response = $this->_retryPolicy->execute(
array($this->_httpClientChannel, 'request'),
array($httpVerb)
);
return $response;
}
}
|
