/src/frapi/library/Zend/Service/WindowsAzure/Storage/Blob.php
PHP | 1401 lines | 812 code | 142 blank | 447 comment | 197 complexity | 899added6e137f280cb695de368105ca MD5 | raw file
Possible License(s): BSD-2-Clause
- <?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://todo name_todo
- * @version $Id: Blob.php 36457 2010-01-04 07:36:33Z unknown $
- */
- /**
- * @see Zend_Service_WindowsAzure_Credentials_CredentialsAbstract_SharedKey
- */
- // require_once 'Zend/Service/WindowsAzure/Credentials/SharedKey.php';
- /**
- * @see Zend_Service_WindowsAzure_Credentials_SharedAccessSignature
- */
- // require_once 'Zend/Service/WindowsAzure/Credentials/SharedAccessSignature.php';
- /**
- * @see Zend_Service_WindowsAzure_RetryPolicy_RetryPolicyAbstract
- */
- // require_once 'Zend/Service/WindowsAzure/RetryPolicy/RetryPolicyAbstract.php';
- /**
- * @see Zend_Http_Client
- */
- // require_once 'Zend/Http/Client.php';
- /**
- * @see Zend_Http_Response
- */
- // require_once 'Zend/Http/Response.php';
- /**
- * @see Zend_Service_WindowsAzure_Storage
- */
- // require_once 'Zend/Service/WindowsAzure/Storage.php';
- /**
- * @see Zend_Service_WindowsAzure_Storage_BlobContainer
- */
- // require_once 'Zend/Service/WindowsAzure/Storage/BlobContainer.php';
- /**
- * @see Zend_Service_WindowsAzure_Storage_BlobInstance
- */
- // require_once 'Zend/Service/WindowsAzure/Storage/BlobInstance.php';
- /**
- * @see Zend_Service_WindowsAzure_Storage_SignedIdentifier
- */
- // require_once 'Zend/Service/WindowsAzure/Storage/SignedIdentifier.php';
- /**
- * @see Zend_Service_WindowsAzure_Exception
- */
- // require_once 'Zend/Service/WindowsAzure/Exception.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
- */
- class Zend_Service_WindowsAzure_Storage_Blob extends Zend_Service_WindowsAzure_Storage
- {
- /**
- * ACL - Private access
- */
- const ACL_PRIVATE = false;
-
- /**
- * ACL - Public access
- */
- const ACL_PUBLIC = true;
-
- /**
- * Maximal blob size (in bytes)
- */
- const MAX_BLOB_SIZE = 67108864;
- /**
- * Maximal blob transfer size (in bytes)
- */
- const MAX_BLOB_TRANSFER_SIZE = 4194304;
-
- /**
- * Stream wrapper clients
- *
- * @var array
- */
- protected static $_wrapperClients = array();
-
- /**
- * SharedAccessSignature credentials
- *
- * @var Zend_Service_WindowsAzure_Credentials_SharedAccessSignature
- */
- private $_sharedAccessSignatureCredentials = null;
-
- /**
- * Creates a new Zend_Service_WindowsAzure_Storage_Blob instance
- *
- * @param string $host Storage host name
- * @param string $accountName Account name for Windows Azure
- * @param string $accountKey Account key for Windows Azure
- * @param boolean $usePathStyleUri Use path-style URI's
- * @param Zend_Service_WindowsAzure_RetryPolicy_RetryPolicyAbstract $retryPolicy Retry policy to use when making requests
- */
- public function __construct($host = Zend_Service_WindowsAzure_Storage::URL_DEV_BLOB, $accountName = Zend_Service_WindowsAzure_Credentials_CredentialsAbstract_CredentialsAbstract::DEVSTORE_ACCOUNT, $accountKey = Zend_Service_WindowsAzure_Credentials_CredentialsAbstract_CredentialsAbstract::DEVSTORE_KEY, $usePathStyleUri = false, Zend_Service_WindowsAzure_RetryPolicy_RetryPolicyAbstract $retryPolicy = null)
- {
- parent::__construct($host, $accountName, $accountKey, $usePathStyleUri, $retryPolicy);
-
- // API version
- $this->_apiVersion = '2009-07-17';
-
- // SharedAccessSignature credentials
- $this->_sharedAccessSignatureCredentials = new Zend_Service_WindowsAzure_Credentials_SharedAccessSignature($accountName, $accountKey, $usePathStyleUri);
- }
-
- /**
- * Check if a blob exists
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @return boolean
- */
- public function blobExists($containerName = '', $blobName = '')
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
-
- // List blobs
- $blobs = $this->listBlobs($containerName, $blobName, '', 1);
- foreach ($blobs as $blob) {
- if ($blob->Name == $blobName) {
- return true;
- }
- }
-
- return false;
- }
-
- /**
- * Check if a container exists
- *
- * @param string $containerName Container name
- * @return boolean
- */
- public function containerExists($containerName = '')
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
-
- // List containers
- $containers = $this->listContainers($containerName, 1);
- foreach ($containers as $container) {
- if ($container->Name == $containerName) {
- return true;
- }
- }
-
- return false;
- }
-
- /**
- * Create container
- *
- * @param string $containerName Container name
- * @param array $metadata Key/value pairs of meta data
- * @return object Container properties
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function createContainer($containerName = '', $metadata = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if (!is_array($metadata)) {
- throw new Zend_Service_WindowsAzure_Exception('Meta data should be an array of key and value pairs.');
- }
-
- // Create metadata headers
- $headers = array();
- $headers = array_merge($headers, $this->_generateMetadataHeaders($metadata));
-
- // Perform request
- $response = $this->_performRequest($containerName, '?restype=container', Zend_Http_Client::PUT, $headers, false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_CONTAINER, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if ($response->isSuccessful()) {
- return new Zend_Service_WindowsAzure_Storage_BlobContainer(
- $containerName,
- $response->getHeader('Etag'),
- $response->getHeader('Last-modified'),
- $metadata
- );
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Get container ACL
- *
- * @param string $containerName Container name
- * @param bool $signedIdentifiers Display only public/private or display signed identifiers?
- * @return bool Acl, to be compared with Zend_Service_WindowsAzure_Storage_Blob::ACL_*
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function getContainerAcl($containerName = '', $signedIdentifiers = false)
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- // Perform request
- $response = $this->_performRequest($containerName, '?restype=container&comp=acl', Zend_Http_Client::GET, array(), false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_CONTAINER, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ);
- if ($response->isSuccessful()) {
- if ($signedIdentifiers == false) {
- // Only public/private
- return $response->getHeader('x-ms-prop-publicaccess') == 'True';
- } else {
- // Parse result
- $result = $this->_parseResponse($response);
- if (!$result) {
- return array();
- }
-
- $entries = null;
- if ($result->SignedIdentifier) {
- if (count($result->SignedIdentifier) > 1) {
- $entries = $result->SignedIdentifier;
- } else {
- $entries = array($result->SignedIdentifier);
- }
- }
-
- // Return value
- $returnValue = array();
- foreach ($entries as $entry) {
- $returnValue[] = new Zend_Service_WindowsAzure_Storage_SignedIdentifier(
- $entry->Id,
- $entry->AccessPolicy ? $entry->AccessPolicy->Start ? $entry->AccessPolicy->Start : '' : '',
- $entry->AccessPolicy ? $entry->AccessPolicy->Expiry ? $entry->AccessPolicy->Expiry : '' : '',
- $entry->AccessPolicy ? $entry->AccessPolicy->Permission ? $entry->AccessPolicy->Permission : '' : ''
- );
- }
-
- // Return
- return $returnValue;
- }
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Set container ACL
- *
- * @param string $containerName Container name
- * @param bool $acl Zend_Service_WindowsAzure_Storage_Blob::ACL_*
- * @param array $signedIdentifiers Signed identifiers
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function setContainerAcl($containerName = '', $acl = self::ACL_PRIVATE, $signedIdentifiers = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- // Policies
- $policies = null;
- if (is_array($signedIdentifiers) && count($signedIdentifiers) > 0) {
- $policies = '';
- $policies .= '<?xml version="1.0" encoding="utf-8"?>' . "\r\n";
- $policies .= '<SignedIdentifiers>' . "\r\n";
- foreach ($signedIdentifiers as $signedIdentifier) {
- $policies .= ' <SignedIdentifier>' . "\r\n";
- $policies .= ' <Id>' . $signedIdentifier->Id . '</Id>' . "\r\n";
- $policies .= ' <AccessPolicy>' . "\r\n";
- if ($signedIdentifier->Start != '')
- $policies .= ' <Start>' . $signedIdentifier->Start . '</Start>' . "\r\n";
- if ($signedIdentifier->Expiry != '')
- $policies .= ' <Expiry>' . $signedIdentifier->Expiry . '</Expiry>' . "\r\n";
- if ($signedIdentifier->Permissions != '')
- $policies .= ' <Permission>' . $signedIdentifier->Permissions . '</Permission>' . "\r\n";
- $policies .= ' </AccessPolicy>' . "\r\n";
- $policies .= ' </SignedIdentifier>' . "\r\n";
- }
- $policies .= '</SignedIdentifiers>' . "\r\n";
- }
-
- // Perform request
- $response = $this->_performRequest($containerName, '?restype=container&comp=acl', Zend_Http_Client::PUT, array('x-ms-prop-publicaccess' => $acl), false, $policies, Zend_Service_WindowsAzure_Storage::RESOURCE_CONTAINER, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if (!$response->isSuccessful()) {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Get container
- *
- * @param string $containerName Container name
- * @return Zend_Service_WindowsAzure_Storage_BlobContainer
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function getContainer($containerName = '')
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
-
- // Perform request
- $response = $this->_performRequest($containerName, '?restype=container', Zend_Http_Client::GET, array(), false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_CONTAINER, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ);
- if ($response->isSuccessful()) {
- // Parse metadata
- $metadata = $this->_parseMetadataHeaders($response->getHeaders());
- // Return container
- return new Zend_Service_WindowsAzure_Storage_BlobContainer(
- $containerName,
- $response->getHeader('Etag'),
- $response->getHeader('Last-modified'),
- $metadata
- );
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Get container metadata
- *
- * @param string $containerName Container name
- * @return array Key/value pairs of meta data
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function getContainerMetadata($containerName = '')
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
-
- return $this->getContainer($containerName)->Metadata;
- }
-
- /**
- * Set container metadata
- *
- * Calling the Set Container Metadata operation overwrites all existing metadata that is associated with the container. It's not possible to modify an individual name/value pair.
- *
- * @param string $containerName Container name
- * @param array $metadata Key/value pairs of meta data
- * @param array $additionalHeaders Additional headers. See http://msdn.microsoft.com/en-us/library/dd179371.aspx for more information.
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function setContainerMetadata($containerName = '', $metadata = array(), $additionalHeaders = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if (!is_array($metadata)) {
- throw new Zend_Service_WindowsAzure_Exception('Meta data should be an array of key and value pairs.');
- }
- if (count($metadata) == 0) {
- return;
- }
-
- // Create metadata headers
- $headers = array();
- $headers = array_merge($headers, $this->_generateMetadataHeaders($metadata));
-
- // Additional headers?
- foreach ($additionalHeaders as $key => $value) {
- $headers[$key] = $value;
- }
-
- // Perform request
- $response = $this->_performRequest($containerName, '?restype=container&comp=metadata', Zend_Http_Client::PUT, $headers, false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_CONTAINER, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if (!$response->isSuccessful()) {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Delete container
- *
- * @param string $containerName Container name
- * @param array $additionalHeaders Additional headers. See http://msdn.microsoft.com/en-us/library/dd179371.aspx for more information.
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function deleteContainer($containerName = '', $additionalHeaders = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
-
- // Additional headers?
- $headers = array();
- foreach ($additionalHeaders as $key => $value) {
- $headers[$key] = $value;
- }
-
- // Perform request
- $response = $this->_performRequest($containerName, '?restype=container', Zend_Http_Client::DELETE, $headers, false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_CONTAINER, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if (!$response->isSuccessful()) {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * List containers
- *
- * @param string $prefix Optional. Filters the results to return only containers whose name begins with the specified prefix.
- * @param int $maxResults Optional. Specifies the maximum number of containers to return per call to Azure storage. This does NOT affect list size returned by this function. (maximum: 5000)
- * @param string $marker Optional string value that identifies the portion of the list to be returned with the next list operation.
- * @param int $currentResultCount Current result count (internal use)
- * @return array
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function listContainers($prefix = null, $maxResults = null, $marker = null, $currentResultCount = 0)
- {
- // Build query string
- $queryString = '?comp=list';
- if (!is_null($prefix)) {
- $queryString .= '&prefix=' . $prefix;
- }
- if (!is_null($maxResults)) {
- $queryString .= '&maxresults=' . $maxResults;
- }
- if (!is_null($marker)) {
- $queryString .= '&marker=' . $marker;
- }
-
- // Perform request
- $response = $this->_performRequest('', $queryString, Zend_Http_Client::GET, array(), false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_CONTAINER, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_LIST);
- if ($response->isSuccessful()) {
- $xmlContainers = $this->_parseResponse($response)->Containers->Container;
- $xmlMarker = (string)$this->_parseResponse($response)->NextMarker;
- $containers = array();
- if (!is_null($xmlContainers)) {
- for ($i = 0; $i < count($xmlContainers); $i++) {
- $containers[] = new Zend_Service_WindowsAzure_Storage_BlobContainer(
- (string)$xmlContainers[$i]->Name,
- (string)$xmlContainers[$i]->Etag,
- (string)$xmlContainers[$i]->LastModified
- );
- }
- }
- $currentResultCount = $currentResultCount + count($containers);
- if (!is_null($maxResults) && $currentResultCount < $maxResults) {
- if (!is_null($xmlMarker) && $xmlMarker != '') {
- $containers = array_merge($containers, $this->listContainers($prefix, $maxResults, $xmlMarker, $currentResultCount));
- }
- }
- if (!is_null($maxResults) && count($containers) > $maxResults) {
- $containers = array_slice($containers, 0, $maxResults);
- }
-
- return $containers;
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Put blob
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param string $localFileName Local file name to be uploaded
- * @param array $metadata Key/value pairs of meta data
- * @param array $additionalHeaders Additional headers. See http://msdn.microsoft.com/en-us/library/dd179371.aspx for more information.
- * @return object Partial blob properties
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function putBlob($containerName = '', $blobName = '', $localFileName = '', $metadata = array(), $additionalHeaders = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
- if ($localFileName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Local file name is not specified.');
- }
- if (!file_exists($localFileName)) {
- throw new Zend_Service_WindowsAzure_Exception('Local file not found.');
- }
- if ($containerName === '$root' && strpos($blobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
-
- // Check file size
- if (filesize($localFileName) >= self::MAX_BLOB_SIZE) {
- return $this->putLargeBlob($containerName, $blobName, $localFileName, $metadata);
- }
- // Create metadata headers
- $headers = array();
- $headers = array_merge($headers, $this->_generateMetadataHeaders($metadata));
-
- // Additional headers?
- foreach ($additionalHeaders as $key => $value) {
- $headers[$key] = $value;
- }
-
- // File contents
- $fileContents = file_get_contents($localFileName);
-
- // Resource name
- $resourceName = self::createResourceName($containerName , $blobName);
-
- // Perform request
- $response = $this->_performRequest($resourceName, '', Zend_Http_Client::PUT, $headers, false, $fileContents, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if ($response->isSuccessful()) {
- return new Zend_Service_WindowsAzure_Storage_BlobInstance(
- $containerName,
- $blobName,
- $response->getHeader('Etag'),
- $response->getHeader('Last-modified'),
- $this->getBaseUrl() . '/' . $containerName . '/' . $blobName,
- strlen($fileContents),
- '',
- '',
- '',
- false,
- $metadata
- );
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Put large blob (> 64 MB)
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param string $localFileName Local file name to be uploaded
- * @param array $metadata Key/value pairs of meta data
- * @return object Partial blob properties
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function putLargeBlob($containerName = '', $blobName = '', $localFileName = '', $metadata = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
- if ($localFileName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Local file name is not specified.');
- }
- if (!file_exists($localFileName)) {
- throw new Zend_Service_WindowsAzure_Exception('Local file not found.');
- }
- if ($containerName === '$root' && strpos($blobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
-
- // Check file size
- if (filesize($localFileName) < self::MAX_BLOB_SIZE) {
- return $this->putBlob($containerName, $blobName, $localFileName, $metadata);
- }
-
- // Determine number of parts
- $numberOfParts = ceil( filesize($localFileName) / self::MAX_BLOB_TRANSFER_SIZE );
-
- // Generate block id's
- $blockIdentifiers = array();
- for ($i = 0; $i < $numberOfParts; $i++) {
- $blockIdentifiers[] = $this->_generateBlockId($i);
- }
-
- // Open file
- $fp = fopen($localFileName, 'r');
- if ($fp === false) {
- throw new Zend_Service_WindowsAzure_Exception('Could not open local file.');
- }
-
- // Upload parts
- for ($i = 0; $i < $numberOfParts; $i++) {
- // Seek position in file
- fseek($fp, $i * self::MAX_BLOB_TRANSFER_SIZE);
-
- // Read contents
- $fileContents = fread($fp, self::MAX_BLOB_TRANSFER_SIZE);
-
- // Put block
- $this->putBlock($containerName, $blobName, $blockIdentifiers[$i], $fileContents);
-
- // Dispose file contents
- $fileContents = null;
- unset($fileContents);
- }
-
- // Close file
- fclose($fp);
-
- // Put block list
- $this->putBlockList($containerName, $blobName, $blockIdentifiers, $metadata);
-
- // Return information of the blob
- return $this->getBlobInstance($containerName, $blobName);
- }
-
- /**
- * Put large blob block
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param string $identifier Block ID
- * @param array $contents Contents of the block
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function putBlock($containerName = '', $blobName = '', $identifier = '', $contents = '')
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($identifier === '') {
- throw new Zend_Service_WindowsAzure_Exception('Block identifier is not specified.');
- }
- if (strlen($contents) > self::MAX_BLOB_TRANSFER_SIZE) {
- throw new Zend_Service_WindowsAzure_Exception('Block size is too big.');
- }
- if ($containerName === '$root' && strpos($blobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
-
- // Resource name
- $resourceName = self::createResourceName($containerName , $blobName);
-
- // Upload
- $response = $this->_performRequest($resourceName, '?comp=block&blockid=' . base64_encode($identifier), Zend_Http_Client::PUT, null, false, $contents, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if (!$response->isSuccessful()) {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Put block list
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param array $blockList Array of block identifiers
- * @param array $metadata Key/value pairs of meta data
- * @param array $additionalHeaders Additional headers. See http://msdn.microsoft.com/en-us/library/dd179371.aspx for more information.
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function putBlockList($containerName = '', $blobName = '', $blockList = array(), $metadata = array(), $additionalHeaders = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
- if (count($blockList) == 0) {
- throw new Zend_Service_WindowsAzure_Exception('Block list does not contain any elements.');
- }
- if ($containerName === '$root' && strpos($blobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
-
- // Generate block list
- $blocks = '';
- foreach ($blockList as $block) {
- $blocks .= ' <Latest>' . base64_encode($block) . '</Latest>' . "\n";
- }
-
- // Generate block list request
- $fileContents = utf8_encode(implode("\n", array(
- '<?xml version="1.0" encoding="utf-8"?>',
- '<BlockList>',
- $blocks,
- '</BlockList>'
- )));
-
- // Create metadata headers
- $headers = array();
- $headers = array_merge($headers, $this->_generateMetadataHeaders($metadata));
-
- // Additional headers?
- foreach ($additionalHeaders as $key => $value) {
- $headers[$key] = $value;
- }
- // Resource name
- $resourceName = self::createResourceName($containerName , $blobName);
-
- // Perform request
- $response = $this->_performRequest($resourceName, '?comp=blocklist', Zend_Http_Client::PUT, $headers, false, $fileContents, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if (!$response->isSuccessful()) {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Get block list
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param integer $type Type of block list to retrieve. 0 = all, 1 = committed, 2 = uncommitted
- * @return array
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function getBlockList($containerName = '', $blobName = '', $type = 0)
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
- if ($type < 0 || $type > 2) {
- throw new Zend_Service_WindowsAzure_Exception('Invalid type of block list to retrieve.');
- }
-
- // Set $blockListType
- $blockListType = 'all';
- if ($type == 1) {
- $blockListType = 'committed';
- }
- if ($type == 2) {
- $blockListType = 'uncommitted';
- }
-
- // Resource name
- $resourceName = self::createResourceName($containerName , $blobName);
-
- // Perform request
- $response = $this->_performRequest($resourceName, '?comp=blocklist&blocklisttype=' . $blockListType, Zend_Http_Client::GET, array(), false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ);
- if ($response->isSuccessful()) {
- // Parse response
- $blockList = $this->_parseResponse($response);
-
- // Create return value
- $returnValue = array();
- if ($blockList->CommittedBlocks) {
- foreach ($blockList->CommittedBlocks->Block as $block) {
- $returnValue['CommittedBlocks'][] = (object)array(
- 'Name' => (string)$block->Name,
- 'Size' => (string)$block->Size
- );
- }
- }
- if ($blockList->UncommittedBlocks) {
- foreach ($blockList->UncommittedBlocks->Block as $block) {
- $returnValue['UncommittedBlocks'][] = (object)array(
- 'Name' => (string)$block->Name,
- 'Size' => (string)$block->Size
- );
- }
- }
-
- return $returnValue;
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Copy blob
- *
- * @param string $sourceContainerName Source container name
- * @param string $sourceBlobName Source blob name
- * @param string $destinationContainerName Destination container name
- * @param string $destinationBlobName Destination blob name
- * @param array $metadata Key/value pairs of meta data
- * @param array $additionalHeaders Additional headers. See http://msdn.microsoft.com/en-us/library/dd894037.aspx for more information.
- * @return object Partial blob properties
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function copyBlob($sourceContainerName = '', $sourceBlobName = '', $destinationContainerName = '', $destinationBlobName = '', $metadata = array(), $additionalHeaders = array())
- {
- if ($sourceContainerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Source container name is not specified.');
- }
- if (!self::isValidContainerName($sourceContainerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Source container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($sourceBlobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Source blob name is not specified.');
- }
- if ($destinationContainerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Destination container name is not specified.');
- }
- if (!self::isValidContainerName($destinationContainerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Destination container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($destinationBlobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Destination blob name is not specified.');
- }
- if ($sourceContainerName === '$root' && strpos($sourceBlobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
- if ($destinationContainerName === '$root' && strpos($destinationBlobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
- // Create metadata headers
- $headers = array();
- $headers = array_merge($headers, $this->_generateMetadataHeaders($metadata));
-
- // Additional headers?
- foreach ($additionalHeaders as $key => $value) {
- $headers[$key] = $value;
- }
-
- // Resource names
- $sourceResourceName = self::createResourceName($sourceContainerName, $sourceBlobName);
- $destinationResourceName = self::createResourceName($destinationContainerName, $destinationBlobName);
-
- // Set source blob
- $headers["x-ms-copy-source"] = '/' . $this->_accountName . '/' . $sourceResourceName;
- // Perform request
- $response = $this->_performRequest($destinationResourceName, '', Zend_Http_Client::PUT, $headers, false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if ($response->isSuccessful()) {
- return new Zend_Service_WindowsAzure_Storage_BlobInstance(
- $destinationContainerName,
- $destinationBlobName,
- $response->getHeader('Etag'),
- $response->getHeader('Last-modified'),
- $this->getBaseUrl() . '/' . $destinationContainerName . '/' . $destinationBlobName,
- 0,
- '',
- '',
- '',
- false,
- $metadata
- );
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Get blob
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param string $localFileName Local file name to store downloaded blob
- * @param array $additionalHeaders Additional headers. See http://msdn.microsoft.com/en-us/library/dd179371.aspx for more information.
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function getBlob($containerName = '', $blobName = '', $localFileName = '', $additionalHeaders = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
- if ($localFileName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Local file name is not specified.');
- }
-
- // Additional headers?
- $headers = array();
- foreach ($additionalHeaders as $key => $value) {
- $headers[$key] = $value;
- }
-
- // Resource name
- $resourceName = self::createResourceName($containerName , $blobName);
-
- // Perform request
- $response = $this->_performRequest($resourceName, '', Zend_Http_Client::GET, $headers, false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ);
- if ($response->isSuccessful()) {
- file_put_contents($localFileName, $response->getBody());
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Get container
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param array $additionalHeaders Additional headers. See http://msdn.microsoft.com/en-us/library/dd179371.aspx for more information.
- * @return Zend_Service_WindowsAzure_Storage_BlobInstance
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function getBlobInstance($containerName = '', $blobName = '', $additionalHeaders = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
- if ($containerName === '$root' && strpos($blobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
-
- // Additional headers?
- $headers = array();
- foreach ($additionalHeaders as $key => $value) {
- $headers[$key] = $value;
- }
-
- // Resource name
- $resourceName = self::createResourceName($containerName , $blobName);
-
- // Perform request
- $response = $this->_performRequest($resourceName, '', Zend_Http_Client::HEAD, $headers, false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ);
- if ($response->isSuccessful()) {
- // Parse metadata
- $metadata = $this->_parseMetadataHeaders($response->getHeaders());
- // Return blob
- return new Zend_Service_WindowsAzure_Storage_BlobInstance(
- $containerName,
- $blobName,
- $response->getHeader('Etag'),
- $response->getHeader('Last-modified'),
- $this->getBaseUrl() . '/' . $containerName . '/' . $blobName,
- $response->getHeader('Content-Length'),
- $response->getHeader('Content-Type'),
- $response->getHeader('Content-Encoding'),
- $response->getHeader('Content-Language'),
- false,
- $metadata
- );
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Get blob metadata
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @return array Key/value pairs of meta data
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function getBlobMetadata($containerName = '', $blobName = '')
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
- if ($containerName === '$root' && strpos($blobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
-
- return $this->getBlobInstance($containerName, $blobName)->Metadata;
- }
-
- /**
- * Set blob metadata
- *
- * Calling the Set Blob Metadata operation overwrites all existing metadata that is associated with the blob. It's not possible to modify an individual name/value pair.
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param array $metadata Key/value pairs of meta data
- * @param array $additionalHeaders Additional headers. See http://msdn.microsoft.com/en-us/library/dd179371.aspx for more information.
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function setBlobMetadata($containerName = '', $blobName = '', $metadata = array(), $additionalHeaders = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
- if ($containerName === '$root' && strpos($blobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
- if (count($metadata) == 0) {
- return;
- }
-
- // Create metadata headers
- $headers = array();
- $headers = array_merge($headers, $this->_generateMetadataHeaders($metadata));
-
- // Additional headers?
- foreach ($additionalHeaders as $key => $value) {
- $headers[$key] = $value;
- }
-
- // Perform request
- $response = $this->_performRequest($containerName . '/' . $blobName, '?comp=metadata', Zend_Http_Client::PUT, $headers, false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if (!$response->isSuccessful()) {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Delete blob
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param array $additionalHeaders Additional headers. See http://msdn.microsoft.com/en-us/library/dd179371.aspx for more information.
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function deleteBlob($containerName = '', $blobName = '', $additionalHeaders = array())
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- if ($blobName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Blob name is not specified.');
- }
- if ($containerName === '$root' && strpos($blobName, '/') !== false) {
- throw new Zend_Service_WindowsAzure_Exception('Blobs stored in the root container can not have a name containing a forward slash (/).');
- }
-
- // Additional headers?
- $headers = array();
- foreach ($additionalHeaders as $key => $value) {
- $headers[$key] = $value;
- }
-
- // Resource name
- $resourceName = self::createResourceName($containerName , $blobName);
-
- // Perform request
- $response = $this->_performRequest($resourceName, '', Zend_Http_Client::DELETE, $headers, false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_WRITE);
- if (!$response->isSuccessful()) {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * List blobs
- *
- * @param string $containerName Container name
- * @param string $prefix Optional. Filters the results to return only blobs whose name begins with the specified prefix.
- * @param string $delimiter Optional. Delimiter, i.e. '/', for specifying folder hierarchy
- * @param int $maxResults Optional. Specifies the maximum number of blobs to return per call to Azure storage. This does NOT affect list size returned by this function. (maximum: 5000)
- * @param string $marker Optional string value that identifies the portion of the list to be returned with the next list operation.
- * @param int $currentResultCount Current result count (internal use)
- * @return array
- * @throws Zend_Service_WindowsAzure_Exception
- */
- public function listBlobs($containerName = '', $prefix = '', $delimiter = '', $maxResults = null, $marker = null, $currentResultCount = 0)
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
-
- // Build query string
- $queryString = '?restype=container&comp=list';
- if (!is_null($prefix)) {
- $queryString .= '&prefix=' . $prefix;
- }
- if ($delimiter !== '') {
- $queryString .= '&delimiter=' . $delimiter;
- }
- if (!is_null($maxResults)) {
- $queryString .= '&maxresults=' . $maxResults;
- }
- if (!is_null($marker)) {
- $queryString .= '&marker=' . $marker;
- }
- // Perform request
- $response = $this->_performRequest($containerName, $queryString, Zend_Http_Client::GET, array(), false, null, Zend_Service_WindowsAzure_Storage::RESOURCE_BLOB, Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_LIST);
- if ($response->isSuccessful()) {
- // Return value
- $blobs = array();
-
- // Blobs
- $xmlBlobs = $this->_parseResponse($response)->Blobs->Blob;
- if (!is_null($xmlBlobs)) {
- for ($i = 0; $i < count($xmlBlobs); $i++) {
- $blobs[] = new Zend_Service_WindowsAzure_Storage_BlobInstance(
- $containerName,
- (string)$xmlBlobs[$i]->Name,
- (string)$xmlBlobs[$i]->Etag,
- (string)$xmlBlobs[$i]->LastModified,
- (string)$xmlBlobs[$i]->Url,
- (string)$xmlBlobs[$i]->Size,
- (string)$xmlBlobs[$i]->ContentType,
- (string)$xmlBlobs[$i]->ContentEncoding,
- (string)$xmlBlobs[$i]->ContentLanguage,
- false
- );
- }
- }
-
- // Blob prefixes (folders)
- $xmlBlobs = $this->_parseResponse($response)->Blobs->BlobPrefix;
-
- if (!is_null($xmlBlobs)) {
- for ($i = 0; $i < count($xmlBlobs); $i++) {
- $blobs[] = new Zend_Service_WindowsAzure_Storage_BlobInstance(
- $containerName,
- (string)$xmlBlobs[$i]->Name,
- '',
- '',
- '',
- 0,
- '',
- '',
- '',
- true
- );
- }
- }
-
- // More blobs?
- $xmlMarker = (string)$this->_parseResponse($response)->NextMarker;
- $currentResultCount = $currentResultCount + count($blobs);
- if (!is_null($maxResults) && $currentResultCount < $maxResults) {
- if (!is_null($xmlMarker) && $xmlMarker != '') {
- $blobs = array_merge($blobs, $this->listBlobs($containerName, $prefix, $delimiter, $maxResults, $marker, $currentResultCount));
- }
- }
- if (!is_null($maxResults) && count($blobs) > $maxResults) {
- $blobs = array_slice($blobs, 0, $maxResults);
- }
-
- return $blobs;
- } else {
- throw new Zend_Service_WindowsAzure_Exception($this->_getErrorMessage($response, 'Resource could not be accessed.'));
- }
- }
-
- /**
- * Generate shared access URL
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @param string $resource Signed resource - container (c) - blob (b)
- * @param string $permissions Signed permissions - read (r), write (w), delete (d) and list (l)
- * @param string $start The time at which the Shared Access Signature becomes valid.
- * @param string $expiry The time at which the Shared Access Signature becomes invalid.
- * @param string $identifier Signed identifier
- * @return string
- */
- public function generateSharedAccessUrl($containerName = '', $blobName = '', $resource = 'b', $permissions = 'r', $start = '', $expiry = '', $identifier = '')
- {
- if ($containerName === '') {
- throw new Zend_Service_WindowsAzure_Exception('Container name is not specified.');
- }
- if (!self::isValidContainerName($containerName)) {
- throw new Zend_Service_WindowsAzure_Exception('Container name does not adhere to container naming conventions. See http://msdn.microsoft.com/en-us/library/dd135715.aspx for more information.');
- }
- // Resource name
- $resourceName = self::createResourceName($containerName , $blobName);
- // Generate URL
- return $this->getBaseUrl() . '/' . $resourceName . '?' .
- $this->_sharedAccessSignatureCredentials->createSignedQueryString(
- $resourceName,
- '',
- $resource,
- $permissions,
- $start,
- $expiry,
- $identifier);
- }
-
- /**
- * Register this object as stream wrapper client
- *
- * @param string $name Protocol name
- * @return Zend_Service_WindowsAzure_Storage_Blob
- */
- public function registerAsClient($name)
- {
- self::$_wrapperClients[$name] = $this;
- return $this;
- }
- /**
- * Unregister this object as stream wrapper client
- *
- * @param string $name Protocol name
- * @return Zend_Service_WindowsAzure_Storage_Blob
- */
- public function unregisterAsClient($name)
- {
- unset(self::$_wrapperClients[$name]);
- return $this;
- }
- /**
- * Get wrapper client for stream type
- *
- * @param string $name Protocol name
- * @return Zend_Service_WindowsAzure_Storage_Blob
- */
- public static function getWrapperClient($name)
- {
- return self::$_wrapperClients[$name];
- }
- /**
- * Register this object as stream wrapper
- *
- * @param string $name Protocol name
- */
- public function registerStreamWrapper($name = 'azure')
- {
- /**
- * @see Zend_Service_WindowsAzure_Storage_Blob_Stream
- */
- // require_once 'Zend/Service/WindowsAzure/Storage/Blob/Stream.php';
- stream_register_wrapper($name, 'Zend_Service_WindowsAzure_Storage_Blob_Stream');
- $this->registerAsClient($name);
- }
- /**
- * Unregister this object as stream wrapper
- *
- * @param string $name Protocol name
- * @return Zend_Service_WindowsAzure_Storage_Blob
- */
- public function unregisterStreamWrapper($name = 'azure')
- {
- stream_wrapper_unregister($name);
- $this->unregisterAsClient($name);
- }
-
- /**
- * Create resource name
- *
- * @param string $containerName Container name
- * @param string $blobName Blob name
- * @return string
- */
- public static function createResourceName($containerName = '', $blobName = '')
- {
- // Resource name
- $resourceName = $containerName . '/' . $blobName;
- if ($containerName === '' || $containerName === '$root') {
- $resourceName = $blobName;
- }
- if ($blobName === '') {
- $resourceName = $containerName;
- }
-
- return $resourceName;
- }
-
- /**
- * Is valid container name?
- *
- * @param string $containerName Container name
- * @return boolean
- */
- public static function isValidContainerName($containerName = '')
- {
- if ($containerName == '$root') {
- return true;
- }
-
- if (!ereg("^[a-z0-9][a-z0-9-]*$", $containerName)) {
- return false;
- }
-
- if (strpos($containerName, '--') !== false) {
- return false;
- }
-
- if (strtolower($containerName) != $containerName) {
- return false;
- }
-
- if (strlen($containerName) < 3 || strlen($containerName) > 63) {
- return false;
- }
-
- if (substr($containerName, -1) == '-') {
- return false;
- }
-
- return true;
- }
-
- /**
- * Get error message from Zend_Http_Response
- *
- * @param Zend_Http_Response $response Repsonse
- * @param string $alternativeError Alternative error message
- * @return string
- */
- protected function _getErrorMessage(Zend_Http_Response $response, $alternativeError = 'Unknown error.')
- {
- $response = $this->_parseResponse($response);
- if ($response && $response->Message) {
- return (string)$response->Message;
- } else {
- return $alternativeError;
- }
- }
-
- /**
- * Generate block id
- *
- * @param int $part Block number
- * @return string Windows Azure Blob Storage block number
- */
- protected function _generateBlockId($part = 0)
- {
- $returnValue = $part;
- while (strlen($returnValue) < 64) {
- $returnValue = '0' . $returnValue;
- }
-
- return $returnValue;
- }
- }