--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Cloud/StorageService/Adapter/Rackspace.php Thu Mar 21 19:52:38 2013 +0100
@@ -0,0 +1,332 @@
+<?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_StorageService
+ * @subpackage Adapter
+ * @copyright Copyright (c) 2005-2012 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/Cloud/StorageService/Exception.php';
+require_once 'Zend/Service/Rackspace/Files.php';
+require_once 'Zend/Service/Rackspace/Exception.php';
+
+/**
+ * Adapter for Rackspace cloud storage
+ *
+ * @category Zend
+ * @package Zend_Cloud_StorageService
+ * @subpackage Adapter
+ * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+class Zend_Cloud_StorageService_Adapter_Rackspace
+ implements Zend_Cloud_StorageService_Adapter
+{
+ const USER = 'user';
+ const API_KEY = 'key';
+ const REMOTE_CONTAINER = 'container';
+ const DELETE_METADATA_KEY = 'ZF_metadata_deleted';
+
+ /**
+ * The Rackspace adapter
+ * @var Zend_Service_Rackspace_Files
+ */
+ protected $_rackspace;
+
+ /**
+ * Container in which files are stored
+ * @var string
+ */
+ protected $_container = 'default';
+
+ /**
+ * Constructor
+ *
+ * @param array|Traversable $options
+ * @return void
+ */
+ function __construct($options = array())
+ {
+ if ($options instanceof Zend_Config) {
+ $options = $options->toArray();
+ }
+
+ if (!is_array($options) || empty($options)) {
+ throw new Zend_Cloud_StorageService_Exception('Invalid options provided');
+ }
+
+ try {
+ $this->_rackspace = new Zend_Service_Rackspace_Files($options[self::USER], $options[self::API_KEY]);
+ } catch (Zend_Service_Rackspace_Exception $e) {
+ throw new Zend_Cloud_StorageService_Exception('Error on create: '.$e->getMessage(), $e->getCode(), $e);
+ }
+
+ if (isset($options[self::HTTP_ADAPTER])) {
+ $this->_rackspace->getHttpClient()->setAdapter($options[self::HTTP_ADAPTER]);
+ }
+ if (!empty($options[self::REMOTE_CONTAINER])) {
+ $this->_container = $options[self::REMOTE_CONTAINER];
+ }
+ }
+
+ /**
+ * Get an item from the storage service.
+ *
+ * @param string $path
+ * @param array $options
+ * @return mixed
+ */
+ public function fetchItem($path, $options = null)
+ {
+ $item = $this->_rackspace->getObject($this->_container,$path, $options);
+ if (!$this->_rackspace->isSuccessful() && ($this->_rackspace->getErrorCode()!='404')) {
+ throw new Zend_Cloud_StorageService_Exception('Error on fetch: '.$this->_rackspace->getErrorMsg());
+ }
+ if (!empty($item)) {
+ return $item->getContent();
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Store an item in the storage service.
+ *
+ * @param string $destinationPath
+ * @param mixed $data
+ * @param array $options
+ * @return void
+ */
+ public function storeItem($destinationPath, $data, $options = null)
+ {
+ $this->_rackspace->storeObject($this->_container,$destinationPath,$data,$options);
+ if (!$this->_rackspace->isSuccessful()) {
+ throw new Zend_Cloud_StorageService_Exception('Error on store: '.$this->_rackspace->getErrorMsg());
+ }
+ }
+
+ /**
+ * Delete an item in the storage service.
+ *
+ * @param string $path
+ * @param array $options
+ * @return void
+ */
+ public function deleteItem($path, $options = null)
+ {
+ $this->_rackspace->deleteObject($this->_container,$path);
+ if (!$this->_rackspace->isSuccessful()) {
+ throw new Zend_Cloud_StorageService_Exception('Error on delete: '.$this->_rackspace->getErrorMsg());
+ }
+ }
+
+ /**
+ * Copy an item in the storage service to a given path.
+ *
+ * @param string $sourcePath
+ * @param string $destination path
+ * @param array $options
+ * @return void
+ */
+ public function copyItem($sourcePath, $destinationPath, $options = null)
+ {
+ $this->_rackspace->copyObject($this->_container,$sourcePath,$this->_container,$destinationPath,$options);
+ if (!$this->_rackspace->isSuccessful()) {
+ throw new Zend_Cloud_StorageService_Exception('Error on copy: '.$this->_rackspace->getErrorMsg());
+ }
+ }
+
+ /**
+ * Move an item in the storage service to a given path.
+ * WARNING: This operation is *very* expensive for services that do not
+ * support moving an item natively.
+ *
+ * @param string $sourcePath
+ * @param string $destination path
+ * @param array $options
+ * @return void
+ */
+ public function moveItem($sourcePath, $destinationPath, $options = null)
+ {
+ try {
+ $this->copyItem($sourcePath, $destinationPath, $options);
+ } catch (Zend_Service_Rackspace_Exception $e) {
+ throw new Zend_Cloud_StorageService_Exception('Error on move: '.$e->getMessage());
+ }
+ try {
+ $this->deleteItem($sourcePath);
+ } catch (Zend_Service_Rackspace_Exception $e) {
+ $this->deleteItem($destinationPath);
+ throw new Zend_Cloud_StorageService_Exception('Error on move: '.$e->getMessage());
+ }
+ }
+
+ /**
+ * 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)
+ {
+ require_once 'Zend/Cloud/OperationNotAvailableException.php';
+ throw new Zend_Cloud_OperationNotAvailableException('Renaming not implemented');
+ }
+
+ /**
+ * Get a key/value array of metadata for the given path.
+ *
+ * @param string $path
+ * @param array $options
+ * @return array An associative array of key/value pairs specifying the metadata for this object.
+ * If no metadata exists, an empty array is returned.
+ */
+ public function fetchMetadata($path, $options = null)
+ {
+ $result = $this->_rackspace->getMetadataObject($this->_container,$path);
+ if (!$this->_rackspace->isSuccessful()) {
+ throw new Zend_Cloud_StorageService_Exception('Error on fetch metadata: '.$this->_rackspace->getErrorMsg());
+ }
+ $metadata = array();
+ if (isset($result['metadata'])) {
+ $metadata = $result['metadata'];
+ }
+ // delete the self::DELETE_METADATA_KEY - this is a trick to remove all
+ // the metadata information of an object (see deleteMetadata).
+ // Rackspace doesn't have an API to remove the metadata of an object
+ unset($metadata[self::DELETE_METADATA_KEY]);
+ return $metadata;
+ }
+
+ /**
+ * 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 $metadata associative array specifying the key/value pairs for the metadata.
+ * @param array $options
+ * @return void
+ */
+ public function storeMetadata($destinationPath, $metadata, $options = null)
+ {
+ $this->_rackspace->setMetadataObject($this->_container, $destinationPath, $metadata);
+ if (!$this->_rackspace->isSuccessful()) {
+ throw new Zend_Cloud_StorageService_Exception('Error on store metadata: '.$this->_rackspace->getErrorMsg());
+ }
+ }
+
+ /**
+ * Delete a key/value array of metadata at the given path.
+ *
+ * @param string $path
+ * @param array $metadata - An associative array specifying the key/value pairs for the metadata
+ * to be deleted. If null, all metadata associated with the object will
+ * be deleted.
+ * @param array $options
+ * @return void
+ */
+ public function deleteMetadata($path, $metadata = null, $options = null)
+ {
+ if (empty($metadata)) {
+ $newMetadata = array(self::DELETE_METADATA_KEY => true);
+ try {
+ $this->storeMetadata($path, $newMetadata);
+ } catch (Zend_Service_Rackspace_Exception $e) {
+ throw new Zend_Cloud_StorageService_Exception('Error on delete metadata: '.$e->getMessage());
+ }
+ } else {
+ try {
+ $oldMetadata = $this->fetchMetadata($path);
+ } catch (Zend_Service_Rackspace_Exception $e) {
+ throw new Zend_Cloud_StorageService_Exception('Error on delete metadata: '.$e->getMessage());
+ }
+ $newMetadata = array_diff_assoc($oldMetadata, $metadata);
+ try {
+ $this->storeMetadata($path, $newMetadata);
+ } catch (Zend_Service_Rackspace_Exception $e) {
+ throw new Zend_Cloud_StorageService_Exception('Error on delete metadata: '.$e->getMessage());
+ }
+ }
+ }
+
+ /*
+ * Recursively traverse all the folders and build an array that contains
+ * the path names for each folder.
+ *
+ * @param string $path folder path to get the list of folders from.
+ * @param array& $resultArray reference to the array that contains the path names
+ * for each folder.
+ * @return void
+ */
+ private function getAllFolders($path, &$resultArray)
+ {
+ if (!empty($path)) {
+ $options = array (
+ 'prefix' => $path
+ );
+ }
+ $files = $this->_rackspace->getObjects($this->_container,$options);
+ if (!$this->_rackspace->isSuccessful()) {
+ throw new Zend_Cloud_StorageService_Exception('Error on get all folders: '.$this->_rackspace->getErrorMsg());
+ }
+ $resultArray = array();
+ foreach ($files as $file) {
+ $resultArray[dirname($file->getName())] = true;
+ }
+ $resultArray = array_keys($resultArray);
+ }
+
+ /**
+ * Return an array of the items contained in the given path. The items
+ * returned are the files or objects that in the specified path.
+ *
+ * @param string $path
+ * @param array $options
+ * @return array
+ */
+ public function listItems($path, $options = null)
+ {
+ if (!empty($path)) {
+ $options = array (
+ 'prefix' => $path
+ );
+ }
+
+ $files = $this->_rackspace->getObjects($this->_container,$options);
+ if (!$this->_rackspace->isSuccessful()) {
+ throw new Zend_Cloud_StorageService_Exception('Error on list items: '.$this->_rackspace->getErrorMsg());
+ }
+ $resultArray = array();
+ if (!empty($files)) {
+ foreach ($files as $file) {
+ $resultArray[] = $file->getName();
+ }
+ }
+ return $resultArray;
+ }
+
+ /**
+ * Get the concrete client.
+ *
+ * @return Zend_Service_Rackspace_File
+ */
+ public function getClient()
+ {
+ return $this->_rackspace;
+ }
+}