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renjianbo
2026-01-07 11:40:41 +08:00
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ZendFramework-1.11.3/library/Zend/Cloud/StorageService/Adapter/WindowsAzure.php Normal file
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<?php
/**
* 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_Cloud
* @subpackage StorageService
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
require_once 'Zend/Cloud/StorageService/Adapter.php';
require_once 'Zend/Service/WindowsAzure/Storage/Blob.php';
require_once 'Zend/Cloud/StorageService/Exception.php';
/**
*
* Windows Azure Blob Service abstraction
*
* @category Zend
* @package Zend_Cloud
* @subpackage StorageService
* @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_Cloud_StorageService_Adapter_WindowsAzure
implements Zend_Cloud_StorageService_Adapter
{
const ACCOUNT_NAME = 'storage_accountname';
const ACCOUNT_KEY = 'storage_accountkey';
const HOST = "storage_host";
const PROXY_HOST = "storage_proxy_host";
const PROXY_PORT = "storage_proxy_port";
const PROXY_CREDENTIALS = "storage_proxy_credentials";
const CONTAINER = "storage_container";
const RETURN_TYPE = 'return_type';
const RETURN_PATHNAME = 'return_path';
const RETURN_OPENMODE = 'return_openmode';
/** return types for fetch */
const RETURN_PATH = 1; // return filename
const RETURN_STRING = 2; // return data as string
const RETURN_STREAM = 3; // return PHP stream
/** return types for list */
const RETURN_LIST = 1; // return native list
const RETURN_NAMES = 2; // return only names
const DEFAULT_HOST = Zend_Service_WindowsAzure_Storage::URL_CLOUD_BLOB;
/**
* Storage container to operate on
*
* @var string
*/
protected $_container;
/**
* Storage client
*
* @var Zend_Service_WindowsAzure_Storage_Blob
*/
protected $_storageClient = null;
/**
* Creates a new Zend_Cloud_Storage_WindowsAzure instance
*
* @param array|Zend_Config $options Options for the Zend_Cloud_Storage_WindowsAzure instance
*/
public function __construct($options = array())
{
if ($options instanceof Zend_Config) {
$options = $options->toArray();
}
if (!is_array($options)) {
throw new Zend_Cloud_StorageService_Exception('Invalid options provided');
}
// Build Zend_Service_WindowsAzure_Storage_Blob instance
if (!isset($options[self::HOST])) {
$host = self::DEFAULT_HOST;
} else {
$host = $options[self::HOST];
}
if (!isset($options[self::ACCOUNT_NAME])) {
throw new Zend_Cloud_StorageService_Exception('No Windows Azure account name provided.');
}
if (!isset($options[self::ACCOUNT_KEY])) {
throw new Zend_Cloud_StorageService_Exception('No Windows Azure account key provided.');
}
$this->_storageClient = new Zend_Service_WindowsAzure_Storage_Blob($host,
$options[self::ACCOUNT_NAME], $options[self::ACCOUNT_KEY]);
// Parse other options
if (!empty($options[self::PROXY_HOST])) {
$proxyHost = $options[self::PROXY_HOST];
$proxyPort = isset($options[self::PROXY_PORT]) ? $options[self::PROXY_PORT] : 8080;
$proxyCredentials = isset($options[self::PROXY_CREDENTIALS]) ? $options[self::PROXY_CREDENTIALS] : '';
$this->_storageClient->setProxy(true, $proxyHost, $proxyPort, $proxyCredentials);
}
if (isset($options[self::HTTP_ADAPTER])) {
$this->_storageClient->setHttpClientChannel($options[self::HTTP_ADAPTER]);
}
// Set container
$this->_container = $options[self::CONTAINER];
// Make sure the container exists
if (!$this->_storageClient->containerExists($this->_container)) {
$this->_storageClient->createContainer($this->_container);
}
}
/**
* Get an item from the storage service.
*
* @param string $path
* @param array $options
* @return mixed
*/
public function fetchItem($path, $options = null)
{
// Options
$returnType = self::RETURN_STRING;
$returnPath = tempnam('', 'azr');
$openMode = 'r';
// Parse options
if (is_array($options)) {
if (isset($options[self::RETURN_TYPE])) {
$returnType = $options[self::RETURN_TYPE];
}
if (isset($options[self::RETURN_PATHNAME])) {
$returnPath = $options[self::RETURN_PATHNAME];
}
if (isset($options[self::RETURN_OPENMODE])) {
$openMode = $options[self::RETURN_OPENMODE];
}
}
// Fetch the blob
try {
$this->_storageClient->getBlob(
$this->_container,
$path,
$returnPath
);
} catch (Zend_Service_WindowsAzure_Exception $e) {
if (strpos($e->getMessage(), "does not exist") !== false) {
return false;
}
throw new Zend_Cloud_StorageService_Exception('Error on fetch: '.$e->getMessage(), $e->getCode(), $e);
}
// Return value
if ($returnType == self::RETURN_PATH) {
return $returnPath;
}
if ($returnType == self::RETURN_STRING) {
return file_get_contents($returnPath);
}
if ($returnType == self::RETURN_STREAM) {
return fopen($returnPath, $openMode);
}
}
/**
* Store an item in the storage service.
* WARNING: This operation overwrites any item that is located at
* $destinationPath.
* @param string $destinationPath
* @param mixed $data
* @param array $options
* @return boolean
*/
public function storeItem($destinationPath, $data, $options = null)
{
// Create a temporary file that will be uploaded
$temporaryFilePath = '';
$removeTemporaryFilePath = false;
if (is_resource($data)) {
$temporaryFilePath = tempnam('', 'azr');
$fpDestination = fopen($temporaryFilePath, 'w');
$fpSource = $data;
rewind($fpSource);
while (!feof($fpSource)) {
fwrite($fpDestination, fread($fpSource, 8192));
}
fclose($fpDestination);
$removeTemporaryFilePath = true;
} elseif (file_exists($data)) {
$temporaryFilePath = $data;
$removeTemporaryFilePath = false;
} else {
$temporaryFilePath = tempnam('', 'azr');
file_put_contents($temporaryFilePath, $data);
$removeTemporaryFilePath = true;
}
try {
// Upload data
$this->_storageClient->putBlob(
$this->_container,
$destinationPath,
$temporaryFilePath
);
} catch(Zend_Service_WindowsAzure_Exception $e) {
@unlink($temporaryFilePath);
throw new Zend_Cloud_StorageService_Exception('Error on store: '.$e->getMessage(), $e->getCode(), $e);
}
if ($removeTemporaryFilePath) {
@unlink($temporaryFilePath);
}
}
/**
* Delete an item in the storage service.
*
* @param string $path
* @param array $options
* @return void
*/
public function deleteItem($path, $options = null)
{
try {
$this->_storageClient->deleteBlob(
$this->_container,
$path
);
} catch (Zend_Service_WindowsAzure_Exception $e) {
throw new Zend_Cloud_StorageService_Exception('Error on delete: '.$e->getMessage(), $e->getCode(), $e);
}
}
/**
* Copy an item in the storage service to a given path.
*
* @param string $sourcePath
* @param string $destinationPath
* @param array $options
* @return void
*/
public function copyItem($sourcePath, $destinationPath, $options = null)
{
try {
$this->_storageClient->copyBlob(
$this->_container,
$sourcePath,
$this->_container,
$destinationPath
);
} catch (Zend_Service_WindowsAzure_Exception $e) {
throw new Zend_Cloud_StorageService_Exception('Error on copy: '.$e->getMessage(), $e->getCode(), $e);
}
}
/**
* Move an item in the storage service to a given path.
*
* @param string $sourcePath
* @param string $destinationPath
* @param array $options
* @return void
*/
public function moveItem($sourcePath, $destinationPath, $options = null)
{
try {
$this->_storageClient->copyBlob(
$this->_container,
$sourcePath,
$this->_container,
$destinationPath
);
$this->_storageClient->deleteBlob(
$this->_container,
$sourcePath
);
} catch (Zend_Service_WindowsAzure_Exception $e) {
throw new Zend_Cloud_StorageService_Exception('Error on move: '.$e->getMessage(), $e->getCode(), $e);
}
}
/**
* Rename an item in the storage service to a given name.
*
*
* @param string $path
* @param string $name
* @param array $options
* @return void
*/
public function renameItem($path, $name, $options = null)
{
return $this->moveItem($path, $name, $options);
}
/**
* List items in the given directory in the storage service
*
* The $path must be a directory
*
*
* @param string $path Must be a directory
* @param array $options
* @return array A list of item names
*/
public function listItems($path, $options = null)
{
// Options
$returnType = self::RETURN_NAMES; // 1: return list of paths, 2: return raw output from underlying provider
// Parse options
if (is_array($options)&& isset($options[self::RETURN_TYPE])) {
$returnType = $options[self::RETURN_TYPE];
}
try {
// Fetch list
$blobList = $this->_storageClient->listBlobs(
$this->_container,
$path
);
} catch (Zend_Service_WindowsAzure_Exception $e) {
throw new Zend_Cloud_StorageService_Exception('Error on list: '.$e->getMessage(), $e->getCode(), $e);
}
// Return
if ($returnType == self::RETURN_LIST) {
return $blobList;
}
$returnValue = array();
foreach ($blobList as $blob) {
$returnValue[] = $blob->Name;
}
return $returnValue;
}
/**
* Get a key/value array of metadata for the given path.
*
* @param string $path
* @param array $options
* @return array
*/
public function fetchMetadata($path, $options = null)
{
try {
return $this->_storageClient->getBlobMetaData(
$this->_container,
$path
);
} catch (Zend_Service_WindowsAzure_Exception $e) {
if (strpos($e->getMessage(), "could not be accessed") !== false) {
return false;
}
throw new Zend_Cloud_StorageService_Exception('Error on fetch: '.$e->getMessage(), $e->getCode(), $e);
}
}
/**
* Store a key/value array of metadata at the given path.
* WARNING: This operation overwrites any metadata that is located at
* $destinationPath.
*
* @param string $destinationPath
* @param array $options
* @return void
*/
public function storeMetadata($destinationPath, $metadata, $options = null)
{
try {
$this->_storageClient->setBlobMetadata($this->_container, $destinationPath, $metadata);
} catch (Zend_Service_WindowsAzure_Exception $e) {
if (strpos($e->getMessage(), "could not be accessed") === false) {
throw new Zend_Cloud_StorageService_Exception('Error on store metadata: '.$e->getMessage(), $e->getCode(), $e);
}
}
}
/**
* Delete a key/value array of metadata at the given path.
*
* @param string $path
* @param array $options
* @return void
*/
public function deleteMetadata($path, $options = null)
{
try {
$this->_storageClient->setBlobMetadata($this->_container, $destinationPath, array());
} catch (Zend_Service_WindowsAzure_Exception $e) {
if (strpos($e->getMessage(), "could not be accessed") === false) {
throw new Zend_Cloud_StorageService_Exception('Error on delete metadata: '.$e->getMessage(), $e->getCode(), $e);
}
}
}
/**
* Delete container
*
* @return void
*/
public function deleteContainer()
{
try {
$this->_storageClient->deleteContainer($this->_container);
} catch (Zend_Service_WindowsAzure_Exception $e) {
throw new Zend_Cloud_StorageService_Exception('Error on delete: '.$e->getMessage(), $e->getCode(), $e);
}
}
/**
* Get the concrete adapter.
* @return Zend_Service_Azure_Storage_Blob
*/
public function getClient()
{
return $this->_storageClient;
}
}