1212 lines
42 KiB
PHP
1212 lines
42 KiB
PHP
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<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Gdata
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* @subpackage App
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: App.php 16971 2009-07-22 18:05:45Z mikaelkael $
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*/
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/**
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* Zend_Gdata_Feed
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*/
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require_once 'Zend/Gdata/App/Feed.php';
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/**
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* Zend_Gdata_Http_Client
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*/
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require_once 'Zend/Http/Client.php';
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/**
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* Zend_Version
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*/
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require_once 'Zend/Version.php';
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/**
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* Zend_Gdata_App_MediaSource
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*/
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require_once 'Zend/Gdata/App/MediaSource.php';
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/**
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* Provides Atom Publishing Protocol (APP) functionality. This class and all
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* other components of Zend_Gdata_App are designed to work independently from
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* other Zend_Gdata components in order to interact with generic APP services.
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*
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* @category Zend
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* @package Zend_Gdata
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* @subpackage App
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Gdata_App
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{
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/** Default major protocol version.
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*
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* @see _majorProtocolVersion
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*/
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const DEFAULT_MAJOR_PROTOCOL_VERSION = 1;
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/** Default minor protocol version.
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*
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* @see _minorProtocolVersion
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*/
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const DEFAULT_MINOR_PROTOCOL_VERSION = null;
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/**
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* Client object used to communicate
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*
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* @var Zend_Http_Client
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*/
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protected $_httpClient;
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/**
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* Client object used to communicate in static context
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*
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* @var Zend_Http_Client
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*/
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protected static $_staticHttpClient = null;
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/**
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* Override HTTP PUT and DELETE request methods?
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*
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* @var boolean
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*/
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protected static $_httpMethodOverride = false;
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/**
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* Enable gzipped responses?
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*
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* @var boolean
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*/
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protected static $_gzipEnabled = false;
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/**
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* Use verbose exception messages. In the case of HTTP errors,
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* use the body of the HTTP response in the exception message.
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*
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* @var boolean
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*/
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protected static $_verboseExceptionMessages = true;
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/**
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* Default URI to which to POST.
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*
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* @var string
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*/
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protected $_defaultPostUri = null;
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/**
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* Packages to search for classes when using magic __call method, in order.
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*
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* @var array
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*/
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protected $_registeredPackages = array(
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'Zend_Gdata_App_Extension',
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'Zend_Gdata_App');
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/**
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* Maximum number of redirects to follow during HTTP operations
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*
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* @var int
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*/
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protected static $_maxRedirects = 5;
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/**
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* Indicates the major protocol version that should be used.
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* At present, recognized values are either 1 or 2. However, any integer
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* value >= 1 is considered valid.
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*
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* Under most circumtances, this will be automatically set by
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* Zend_Gdata_App subclasses.
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*
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* @see setMajorProtocolVersion()
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* @see getMajorProtocolVersion()
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*/
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protected $_majorProtocolVersion;
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/**
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* Indicates the minor protocol version that should be used. Can be set
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* to either an integer >= 0, or NULL if no minor version should be sent
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* to the server.
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*
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* At present, this field is not used by any Google services, but may be
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* used in the future.
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*
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* Under most circumtances, this will be automatically set by
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* Zend_Gdata_App subclasses.
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*
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* @see setMinorProtocolVersion()
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* @see getMinorProtocolVersion()
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*/
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protected $_minorProtocolVersion;
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/**
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* Whether we want to use XML to object mapping when fetching data.
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*
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* @var boolean
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*/
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protected $_useObjectMapping = true;
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/**
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* Create Gdata object
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*
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* @param Zend_Http_Client $client
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* @param string $applicationId
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*/
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public function __construct($client = null, $applicationId = 'MyCompany-MyApp-1.0')
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{
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$this->setHttpClient($client, $applicationId);
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// Set default protocol version. Subclasses should override this as
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// needed once a given service supports a new version.
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$this->setMajorProtocolVersion(self::DEFAULT_MAJOR_PROTOCOL_VERSION);
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$this->setMinorProtocolVersion(self::DEFAULT_MINOR_PROTOCOL_VERSION);
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}
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/**
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* Adds a Zend Framework package to the $_registeredPackages array.
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* This array is searched when using the magic __call method below
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* to instantiante new objects.
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*
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* @param string $name The name of the package (eg Zend_Gdata_App)
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* @return void
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*/
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public function registerPackage($name)
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{
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array_unshift($this->_registeredPackages, $name);
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}
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/**
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* Retrieve feed as string or object
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*
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* @param string $uri The uri from which to retrieve the feed
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* @param string $className The class which is used as the return type
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* @return string|Zend_Gdata_App_Feed Returns string only if the object
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* mapping has been disabled explicitly
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* by passing false to the
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* useObjectMapping() function.
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*/
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public function getFeed($uri, $className='Zend_Gdata_App_Feed')
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{
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return $this->importUrl($uri, $className, null);
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}
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/**
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* Retrieve entry as string or object
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*
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* @param string $uri
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* @param string $className The class which is used as the return type
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* @return string|Zend_Gdata_App_Entry Returns string only if the object
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* mapping has been disabled explicitly
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* by passing false to the
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* useObjectMapping() function.
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*/
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public function getEntry($uri, $className='Zend_Gdata_App_Entry')
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{
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return $this->importUrl($uri, $className, null);
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}
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/**
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* Get the Zend_Http_Client object used for communication
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*
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* @return Zend_Http_Client
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*/
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public function getHttpClient()
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{
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return $this->_httpClient;
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}
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/**
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* Set the Zend_Http_Client object used for communication
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*
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* @param Zend_Http_Client $client The client to use for communication
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* @throws Zend_Gdata_App_HttpException
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* @return Zend_Gdata_App Provides a fluent interface
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*/
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public function setHttpClient($client,
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$applicationId = 'MyCompany-MyApp-1.0')
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{
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if ($client === null) {
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$client = new Zend_Http_Client();
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}
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if (!$client instanceof Zend_Http_Client) {
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require_once 'Zend/Gdata/App/HttpException.php';
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throw new Zend_Gdata_App_HttpException(
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'Argument is not an instance of Zend_Http_Client.');
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}
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$userAgent = $applicationId . ' Zend_Framework_Gdata/' .
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Zend_Version::VERSION;
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$client->setHeaders('User-Agent', $userAgent);
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$client->setConfig(array(
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'strictredirects' => true
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)
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);
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$this->_httpClient = $client;
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Zend_Gdata::setStaticHttpClient($client);
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return $this;
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}
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/**
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* Set the static HTTP client instance
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*
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* Sets the static HTTP client object to use for retrieving the feed.
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*
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* @param Zend_Http_Client $httpClient
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* @return void
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*/
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public static function setStaticHttpClient(Zend_Http_Client $httpClient)
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{
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self::$_staticHttpClient = $httpClient;
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}
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/**
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* Gets the HTTP client object. If none is set, a new Zend_Http_Client will be used.
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*
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* @return Zend_Http_Client
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*/
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public static function getStaticHttpClient()
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{
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if (!self::$_staticHttpClient instanceof Zend_Http_Client) {
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$client = new Zend_Http_Client();
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$userAgent = 'Zend_Framework_Gdata/' . Zend_Version::VERSION;
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$client->setHeaders('User-Agent', $userAgent);
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$client->setConfig(array(
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'strictredirects' => true
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)
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);
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self::$_staticHttpClient = $client;
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}
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return self::$_staticHttpClient;
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}
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/**
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* Toggle using POST instead of PUT and DELETE HTTP methods
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*
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* Some feed implementations do not accept PUT and DELETE HTTP
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* methods, or they can't be used because of proxies or other
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* measures. This allows turning on using POST where PUT and
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* DELETE would normally be used; in addition, an
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* X-Method-Override header will be sent with a value of PUT or
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* DELETE as appropriate.
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*
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* @param boolean $override Whether to override PUT and DELETE with POST.
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* @return void
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*/
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public static function setHttpMethodOverride($override = true)
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{
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self::$_httpMethodOverride = $override;
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}
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/**
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* Get the HTTP override state
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*
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* @return boolean
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*/
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public static function getHttpMethodOverride()
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{
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return self::$_httpMethodOverride;
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}
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/**
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* Toggle requesting gzip encoded responses
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*
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* @param boolean $enabled Whether or not to enable gzipped responses
|
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* @return void
|
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*/
|
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public static function setGzipEnabled($enabled = false)
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{
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if ($enabled && !function_exists('gzinflate')) {
|
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require_once 'Zend/Gdata/App/InvalidArgumentException.php';
|
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throw new Zend_Gdata_App_InvalidArgumentException(
|
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'You cannot enable gzipped responses if the zlib module ' .
|
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|
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'is not enabled in your PHP installation.');
|
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|
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}
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self::$_gzipEnabled = $enabled;
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}
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|
|
|
||
|
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/**
|
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|
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* Get the HTTP override state
|
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|
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*
|
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|
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* @return boolean
|
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|
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*/
|
||
|
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public static function getGzipEnabled()
|
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|
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{
|
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|
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return self::$_gzipEnabled;
|
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|
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}
|
||
|
|
|
||
|
|
/**
|
||
|
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* Get whether to use verbose exception messages
|
||
|
|
*
|
||
|
|
* In the case of HTTP errors, use the body of the HTTP response
|
||
|
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* in the exception message.
|
||
|
|
*
|
||
|
|
* @return boolean
|
||
|
|
*/
|
||
|
|
public static function getVerboseExceptionMessages()
|
||
|
|
{
|
||
|
|
return self::$_verboseExceptionMessages;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
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* Set whether to use verbose exception messages
|
||
|
|
*
|
||
|
|
* In the case of HTTP errors, use the body of the HTTP response
|
||
|
|
* in the exception message.
|
||
|
|
*
|
||
|
|
* @param boolean $verbose Whether to use verbose exception messages
|
||
|
|
*/
|
||
|
|
public static function setVerboseExceptionMessages($verbose)
|
||
|
|
{
|
||
|
|
self::$_verboseExceptionMessages = $verbose;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Set the maximum number of redirects to follow during HTTP operations
|
||
|
|
*
|
||
|
|
* @param int $maxRedirects Maximum number of redirects to follow
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
public static function setMaxRedirects($maxRedirects)
|
||
|
|
{
|
||
|
|
self::$_maxRedirects = $maxRedirects;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get the maximum number of redirects to follow during HTTP operations
|
||
|
|
*
|
||
|
|
* @return int Maximum number of redirects to follow
|
||
|
|
*/
|
||
|
|
public static function getMaxRedirects()
|
||
|
|
{
|
||
|
|
return self::$_maxRedirects;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Set the major protocol version that should be used. Values < 1 will
|
||
|
|
* cause a Zend_Gdata_App_InvalidArgumentException to be thrown.
|
||
|
|
*
|
||
|
|
* @see _majorProtocolVersion
|
||
|
|
* @param int $value The major protocol version to use.
|
||
|
|
* @throws Zend_Gdata_App_InvalidArgumentException
|
||
|
|
*/
|
||
|
|
public function setMajorProtocolVersion($value)
|
||
|
|
{
|
||
|
|
if (!($value >= 1)) {
|
||
|
|
require_once('Zend/Gdata/App/InvalidArgumentException.php');
|
||
|
|
throw new Zend_Gdata_App_InvalidArgumentException(
|
||
|
|
'Major protocol version must be >= 1');
|
||
|
|
}
|
||
|
|
$this->_majorProtocolVersion = $value;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get the major protocol version that is in use.
|
||
|
|
*
|
||
|
|
* @see _majorProtocolVersion
|
||
|
|
* @return int The major protocol version in use.
|
||
|
|
*/
|
||
|
|
public function getMajorProtocolVersion()
|
||
|
|
{
|
||
|
|
return $this->_majorProtocolVersion;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Set the minor protocol version that should be used. If set to NULL, no
|
||
|
|
* minor protocol version will be sent to the server. Values < 0 will
|
||
|
|
* cause a Zend_Gdata_App_InvalidArgumentException to be thrown.
|
||
|
|
*
|
||
|
|
* @see _minorProtocolVersion
|
||
|
|
* @param (int|NULL) $value The minor protocol version to use.
|
||
|
|
* @throws Zend_Gdata_App_InvalidArgumentException
|
||
|
|
*/
|
||
|
|
public function setMinorProtocolVersion($value)
|
||
|
|
{
|
||
|
|
if (!($value >= 0)) {
|
||
|
|
require_once('Zend/Gdata/App/InvalidArgumentException.php');
|
||
|
|
throw new Zend_Gdata_App_InvalidArgumentException(
|
||
|
|
'Minor protocol version must be >= 0');
|
||
|
|
}
|
||
|
|
$this->_minorProtocolVersion = $value;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get the minor protocol version that is in use.
|
||
|
|
*
|
||
|
|
* @see _minorProtocolVersion
|
||
|
|
* @return (int|NULL) The major protocol version in use, or NULL if no
|
||
|
|
* minor version is specified.
|
||
|
|
*/
|
||
|
|
public function getMinorProtocolVersion()
|
||
|
|
{
|
||
|
|
return $this->_minorProtocolVersion;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Provides pre-processing for HTTP requests to APP services.
|
||
|
|
*
|
||
|
|
* 1. Checks the $data element and, if it's an entry, extracts the XML,
|
||
|
|
* multipart data, edit link (PUT,DELETE), etc.
|
||
|
|
* 2. If $data is a string, sets the default content-type header as
|
||
|
|
* 'application/atom+xml' if it's not already been set.
|
||
|
|
* 3. Adds a x-http-method override header and changes the HTTP method
|
||
|
|
* to 'POST' if necessary as per getHttpMethodOverride()
|
||
|
|
*
|
||
|
|
* @param string $method The HTTP method for the request - 'GET', 'POST',
|
||
|
|
* 'PUT', 'DELETE'
|
||
|
|
* @param string $url The URL to which this request is being performed,
|
||
|
|
* or null if found in $data
|
||
|
|
* @param array $headers An associative array of HTTP headers for this
|
||
|
|
* request
|
||
|
|
* @param mixed $data The Zend_Gdata_App_Entry or XML for the
|
||
|
|
* body of the request
|
||
|
|
* @param string $contentTypeOverride The override value for the
|
||
|
|
* content type of the request body
|
||
|
|
* @return array An associative array containing the determined
|
||
|
|
* 'method', 'url', 'data', 'headers', 'contentType'
|
||
|
|
*/
|
||
|
|
public function prepareRequest($method,
|
||
|
|
$url = null,
|
||
|
|
$headers = array(),
|
||
|
|
$data = null,
|
||
|
|
$contentTypeOverride = null)
|
||
|
|
{
|
||
|
|
// As a convenience, if $headers is null, we'll convert it back to
|
||
|
|
// an empty array.
|
||
|
|
if ($headers === null) {
|
||
|
|
$headers = array();
|
||
|
|
}
|
||
|
|
|
||
|
|
$rawData = null;
|
||
|
|
$finalContentType = null;
|
||
|
|
if ($url == null) {
|
||
|
|
$url = $this->_defaultPostUri;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (is_string($data)) {
|
||
|
|
$rawData = $data;
|
||
|
|
if ($contentTypeOverride === null) {
|
||
|
|
$finalContentType = 'application/atom+xml';
|
||
|
|
}
|
||
|
|
} elseif ($data instanceof Zend_Gdata_App_MediaEntry) {
|
||
|
|
$rawData = $data->encode();
|
||
|
|
if ($data->getMediaSource() !== null) {
|
||
|
|
$finalContentType = $rawData->getContentType();
|
||
|
|
$headers['MIME-version'] = '1.0';
|
||
|
|
$headers['Slug'] = $data->getMediaSource()->getSlug();
|
||
|
|
} else {
|
||
|
|
$finalContentType = 'application/atom+xml';
|
||
|
|
}
|
||
|
|
if ($method == 'PUT' || $method == 'DELETE') {
|
||
|
|
$editLink = $data->getEditLink();
|
||
|
|
if ($editLink != null && $url == null) {
|
||
|
|
$url = $editLink->getHref();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} elseif ($data instanceof Zend_Gdata_App_Entry) {
|
||
|
|
$rawData = $data->saveXML();
|
||
|
|
$finalContentType = 'application/atom+xml';
|
||
|
|
if ($method == 'PUT' || $method == 'DELETE') {
|
||
|
|
$editLink = $data->getEditLink();
|
||
|
|
if ($editLink != null) {
|
||
|
|
$url = $editLink->getHref();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} elseif ($data instanceof Zend_Gdata_App_MediaSource) {
|
||
|
|
$rawData = $data->encode();
|
||
|
|
if ($data->getSlug() !== null) {
|
||
|
|
$headers['Slug'] = $data->getSlug();
|
||
|
|
}
|
||
|
|
$finalContentType = $data->getContentType();
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($method == 'DELETE') {
|
||
|
|
$rawData = null;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Set an If-Match header if:
|
||
|
|
// - This isn't a DELETE
|
||
|
|
// - If this isn't a GET, the Etag isn't weak
|
||
|
|
// - A similar header (If-Match/If-None-Match) hasn't already been
|
||
|
|
// set.
|
||
|
|
if ($method != 'DELETE' && (
|
||
|
|
!array_key_exists('If-Match', $headers) &&
|
||
|
|
!array_key_exists('If-None-Match', $headers)
|
||
|
|
) ) {
|
||
|
|
$allowWeak = $method == 'GET';
|
||
|
|
if ($ifMatchHeader = $this->generateIfMatchHeaderData(
|
||
|
|
$data, $allowWeak)) {
|
||
|
|
$headers['If-Match'] = $ifMatchHeader;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($method != 'POST' && $method != 'GET' && Zend_Gdata_App::getHttpMethodOverride()) {
|
||
|
|
$headers['x-http-method-override'] = $method;
|
||
|
|
$method = 'POST';
|
||
|
|
} else {
|
||
|
|
$headers['x-http-method-override'] = null;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($contentTypeOverride != null) {
|
||
|
|
$finalContentType = $contentTypeOverride;
|
||
|
|
}
|
||
|
|
|
||
|
|
return array('method' => $method, 'url' => $url,
|
||
|
|
'data' => $rawData, 'headers' => $headers,
|
||
|
|
'contentType' => $finalContentType);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs a HTTP request using the specified method
|
||
|
|
*
|
||
|
|
* @param string $method The HTTP method for the request - 'GET', 'POST',
|
||
|
|
* 'PUT', 'DELETE'
|
||
|
|
* @param string $url The URL to which this request is being performed
|
||
|
|
* @param array $headers An associative array of HTTP headers
|
||
|
|
* for this request
|
||
|
|
* @param string $body The body of the HTTP request
|
||
|
|
* @param string $contentType The value for the content type
|
||
|
|
* of the request body
|
||
|
|
* @param int $remainingRedirects Number of redirects to follow if request
|
||
|
|
* s results in one
|
||
|
|
* @return Zend_Http_Response The response object
|
||
|
|
*/
|
||
|
|
public function performHttpRequest($method, $url, $headers = null,
|
||
|
|
$body = null, $contentType = null, $remainingRedirects = null)
|
||
|
|
{
|
||
|
|
require_once 'Zend/Http/Client/Exception.php';
|
||
|
|
if ($remainingRedirects === null) {
|
||
|
|
$remainingRedirects = self::getMaxRedirects();
|
||
|
|
}
|
||
|
|
if ($headers === null) {
|
||
|
|
$headers = array();
|
||
|
|
}
|
||
|
|
// Append a Gdata version header if protocol v2 or higher is in use.
|
||
|
|
// (Protocol v1 does not use this header.)
|
||
|
|
$major = $this->getMajorProtocolVersion();
|
||
|
|
$minor = $this->getMinorProtocolVersion();
|
||
|
|
if ($major >= 2) {
|
||
|
|
$headers['GData-Version'] = $major +
|
||
|
|
(($minor === null) ? '.' + $minor : '');
|
||
|
|
}
|
||
|
|
|
||
|
|
// check the overridden method
|
||
|
|
if (($method == 'POST' || $method == 'PUT') && $body === null &&
|
||
|
|
$headers['x-http-method-override'] != 'DELETE') {
|
||
|
|
require_once 'Zend/Gdata/App/InvalidArgumentException.php';
|
||
|
|
throw new Zend_Gdata_App_InvalidArgumentException(
|
||
|
|
'You must specify the data to post as either a ' .
|
||
|
|
'string or a child of Zend_Gdata_App_Entry');
|
||
|
|
}
|
||
|
|
if ($url === null) {
|
||
|
|
require_once 'Zend/Gdata/App/InvalidArgumentException.php';
|
||
|
|
throw new Zend_Gdata_App_InvalidArgumentException(
|
||
|
|
'You must specify an URI to which to post.');
|
||
|
|
}
|
||
|
|
$headers['Content-Type'] = $contentType;
|
||
|
|
if (Zend_Gdata_App::getGzipEnabled()) {
|
||
|
|
// some services require the word 'gzip' to be in the user-agent
|
||
|
|
// header in addition to the accept-encoding header
|
||
|
|
if (strpos($this->_httpClient->getHeader('User-Agent'),
|
||
|
|
'gzip') === false) {
|
||
|
|
$headers['User-Agent'] =
|
||
|
|
$this->_httpClient->getHeader('User-Agent') . ' (gzip)';
|
||
|
|
}
|
||
|
|
$headers['Accept-encoding'] = 'gzip, deflate';
|
||
|
|
} else {
|
||
|
|
$headers['Accept-encoding'] = 'identity';
|
||
|
|
}
|
||
|
|
|
||
|
|
// Make sure the HTTP client object is 'clean' before making a request
|
||
|
|
// In addition to standard headers to reset via resetParameters(),
|
||
|
|
// also reset the Slug header
|
||
|
|
$this->_httpClient->resetParameters();
|
||
|
|
$this->_httpClient->setHeaders('Slug', null);
|
||
|
|
|
||
|
|
// Set the params for the new request to be performed
|
||
|
|
$this->_httpClient->setHeaders($headers);
|
||
|
|
$this->_httpClient->setUri($url);
|
||
|
|
$this->_httpClient->setConfig(array('maxredirects' => 0));
|
||
|
|
|
||
|
|
// Set the proper adapter if we are handling a streaming upload
|
||
|
|
$usingMimeStream = false;
|
||
|
|
$oldHttpAdapter = null;
|
||
|
|
|
||
|
|
if ($body instanceof Zend_Gdata_MediaMimeStream) {
|
||
|
|
$usingMimeStream = true;
|
||
|
|
$this->_httpClient->setRawDataStream($body, $contentType);
|
||
|
|
$oldHttpAdapter = $this->_httpClient->getAdapter();
|
||
|
|
|
||
|
|
if ($oldHttpAdapter instanceof Zend_Http_Client_Adapter_Proxy) {
|
||
|
|
require_once 'Zend/Gdata/HttpAdapterStreamingProxy.php';
|
||
|
|
$newAdapter = new Zend_Gdata_HttpAdapterStreamingProxy();
|
||
|
|
} else {
|
||
|
|
require_once 'Zend/Gdata/HttpAdapterStreamingSocket.php';
|
||
|
|
$newAdapter = new Zend_Gdata_HttpAdapterStreamingSocket();
|
||
|
|
}
|
||
|
|
$this->_httpClient->setAdapter($newAdapter);
|
||
|
|
} else {
|
||
|
|
$this->_httpClient->setRawData($body, $contentType);
|
||
|
|
}
|
||
|
|
|
||
|
|
try {
|
||
|
|
$response = $this->_httpClient->request($method);
|
||
|
|
// reset adapter
|
||
|
|
if ($usingMimeStream) {
|
||
|
|
$this->_httpClient->setAdapter($oldHttpAdapter);
|
||
|
|
}
|
||
|
|
} catch (Zend_Http_Client_Exception $e) {
|
||
|
|
// reset adapter
|
||
|
|
if ($usingMimeStream) {
|
||
|
|
$this->_httpClient->setAdapter($oldHttpAdapter);
|
||
|
|
}
|
||
|
|
require_once 'Zend/Gdata/App/HttpException.php';
|
||
|
|
throw new Zend_Gdata_App_HttpException($e->getMessage(), $e);
|
||
|
|
}
|
||
|
|
if ($response->isRedirect() && $response->getStatus() != '304') {
|
||
|
|
if ($remainingRedirects > 0) {
|
||
|
|
$newUrl = $response->getHeader('Location');
|
||
|
|
$response = $this->performHttpRequest(
|
||
|
|
$method, $newUrl, $headers, $body,
|
||
|
|
$contentType, $remainingRedirects);
|
||
|
|
} else {
|
||
|
|
require_once 'Zend/Gdata/App/HttpException.php';
|
||
|
|
throw new Zend_Gdata_App_HttpException(
|
||
|
|
'Number of redirects exceeds maximum', null, $response);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!$response->isSuccessful()) {
|
||
|
|
require_once 'Zend/Gdata/App/HttpException.php';
|
||
|
|
$exceptionMessage = 'Expected response code 200, got ' .
|
||
|
|
$response->getStatus();
|
||
|
|
if (self::getVerboseExceptionMessages()) {
|
||
|
|
$exceptionMessage .= "\n" . $response->getBody();
|
||
|
|
}
|
||
|
|
$exception = new Zend_Gdata_App_HttpException($exceptionMessage);
|
||
|
|
$exception->setResponse($response);
|
||
|
|
throw $exception;
|
||
|
|
}
|
||
|
|
return $response;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Imports a feed located at $uri.
|
||
|
|
*
|
||
|
|
* @param string $uri
|
||
|
|
* @param Zend_Http_Client $client The client used for communication
|
||
|
|
* @param string $className The class which is used as the return type
|
||
|
|
* @throws Zend_Gdata_App_Exception
|
||
|
|
* @return string|Zend_Gdata_App_Feed Returns string only if the object
|
||
|
|
* mapping has been disabled explicitly
|
||
|
|
* by passing false to the
|
||
|
|
* useObjectMapping() function.
|
||
|
|
*/
|
||
|
|
public static function import($uri, $client = null,
|
||
|
|
$className='Zend_Gdata_App_Feed')
|
||
|
|
{
|
||
|
|
$app = new Zend_Gdata_App($client);
|
||
|
|
$requestData = $app->prepareRequest('GET', $uri);
|
||
|
|
$response = $app->performHttpRequest(
|
||
|
|
$requestData['method'], $requestData['url']);
|
||
|
|
|
||
|
|
$feedContent = $response->getBody();
|
||
|
|
if (!$this->_useObjectMapping) {
|
||
|
|
return $feedContent;
|
||
|
|
}
|
||
|
|
$feed = self::importString($feedContent, $className);
|
||
|
|
if ($client != null) {
|
||
|
|
$feed->setHttpClient($client);
|
||
|
|
}
|
||
|
|
return $feed;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Imports the specified URL (non-statically).
|
||
|
|
*
|
||
|
|
* @param string $url The URL to import
|
||
|
|
* @param string $className The class which is used as the return type
|
||
|
|
* @param array $extraHeaders Extra headers to add to the request, as an
|
||
|
|
* array of string-based key/value pairs.
|
||
|
|
* @throws Zend_Gdata_App_Exception
|
||
|
|
* @return string|Zend_Gdata_App_Feed Returns string only if the object
|
||
|
|
* mapping has been disabled explicitly
|
||
|
|
* by passing false to the
|
||
|
|
* useObjectMapping() function.
|
||
|
|
*/
|
||
|
|
public function importUrl($url, $className='Zend_Gdata_App_Feed',
|
||
|
|
$extraHeaders = array())
|
||
|
|
{
|
||
|
|
$response = $this->get($url, $extraHeaders);
|
||
|
|
|
||
|
|
$feedContent = $response->getBody();
|
||
|
|
if (!$this->_useObjectMapping) {
|
||
|
|
return $feedContent;
|
||
|
|
}
|
||
|
|
|
||
|
|
$protocolVersionStr = $response->getHeader('GData-Version');
|
||
|
|
$majorProtocolVersion = null;
|
||
|
|
$minorProtocolVersion = null;
|
||
|
|
if ($protocolVersionStr !== null) {
|
||
|
|
// Extract protocol major and minor version from header
|
||
|
|
$delimiterPos = strpos($protocolVersionStr, '.');
|
||
|
|
$length = strlen($protocolVersionStr);
|
||
|
|
$major = substr($protocolVersionStr, 0, $delimiterPos);
|
||
|
|
$minor = substr($protocolVersionStr, $delimiterPos + 1, $length);
|
||
|
|
$majorProtocolVersion = $major;
|
||
|
|
$minorProtocolVersion = $minor;
|
||
|
|
}
|
||
|
|
|
||
|
|
$feed = self::importString($feedContent, $className,
|
||
|
|
$majorProtocolVersion, $minorProtocolVersion);
|
||
|
|
if ($this->getHttpClient() != null) {
|
||
|
|
$feed->setHttpClient($this->getHttpClient());
|
||
|
|
}
|
||
|
|
$etag = $response->getHeader('ETag');
|
||
|
|
if ($etag !== null) {
|
||
|
|
$feed->setEtag($etag);
|
||
|
|
}
|
||
|
|
return $feed;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Imports a feed represented by $string.
|
||
|
|
*
|
||
|
|
* @param string $string
|
||
|
|
* @param string $className The class which is used as the return type
|
||
|
|
* @param integer $majorProcolVersion (optional) The major protocol version
|
||
|
|
* of the data model object that is to be created.
|
||
|
|
* @param integer $minorProcolVersion (optional) The minor protocol version
|
||
|
|
* of the data model object that is to be created.
|
||
|
|
* @throws Zend_Gdata_App_Exception
|
||
|
|
* @return Zend_Gdata_App_Feed
|
||
|
|
*/
|
||
|
|
public static function importString($string,
|
||
|
|
$className='Zend_Gdata_App_Feed', $majorProtocolVersion = null,
|
||
|
|
$minorProtocolVersion = null)
|
||
|
|
{
|
||
|
|
// Load the feed as an XML DOMDocument object
|
||
|
|
@ini_set('track_errors', 1);
|
||
|
|
$doc = new DOMDocument();
|
||
|
|
$success = @$doc->loadXML($string);
|
||
|
|
@ini_restore('track_errors');
|
||
|
|
|
||
|
|
if (!$success) {
|
||
|
|
require_once 'Zend/Gdata/App/Exception.php';
|
||
|
|
throw new Zend_Gdata_App_Exception(
|
||
|
|
"DOMDocument cannot parse XML: $php_errormsg");
|
||
|
|
}
|
||
|
|
|
||
|
|
$feed = new $className();
|
||
|
|
$feed->setMajorProtocolVersion($majorProtocolVersion);
|
||
|
|
$feed->setMinorProtocolVersion($minorProtocolVersion);
|
||
|
|
$feed->transferFromXML($string);
|
||
|
|
$feed->setHttpClient(self::getstaticHttpClient());
|
||
|
|
return $feed;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Imports a feed from a file located at $filename.
|
||
|
|
*
|
||
|
|
* @param string $filename
|
||
|
|
* @param string $className The class which is used as the return type
|
||
|
|
* @param string $useIncludePath Whether the include_path should be searched
|
||
|
|
* @throws Zend_Gdata_App_Exception
|
||
|
|
* @return Zend_Gdata_App_Feed
|
||
|
|
*/
|
||
|
|
public static function importFile($filename,
|
||
|
|
$className='Zend_Gdata_App_Feed', $useIncludePath = false)
|
||
|
|
{
|
||
|
|
@ini_set('track_errors', 1);
|
||
|
|
$feed = @file_get_contents($filename, $useIncludePath);
|
||
|
|
@ini_restore('track_errors');
|
||
|
|
if ($feed === false) {
|
||
|
|
require_once 'Zend/Gdata/App/Exception.php';
|
||
|
|
throw new Zend_Gdata_App_Exception(
|
||
|
|
"File could not be loaded: $php_errormsg");
|
||
|
|
}
|
||
|
|
return self::importString($feed, $className);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* GET a URI using client object.
|
||
|
|
*
|
||
|
|
* @param string $uri GET URI
|
||
|
|
* @param array $extraHeaders Extra headers to add to the request, as an
|
||
|
|
* array of string-based key/value pairs.
|
||
|
|
* @throws Zend_Gdata_App_HttpException
|
||
|
|
* @return Zend_Http_Response
|
||
|
|
*/
|
||
|
|
public function get($uri, $extraHeaders = array())
|
||
|
|
{
|
||
|
|
$requestData = $this->prepareRequest('GET', $uri, $extraHeaders);
|
||
|
|
return $this->performHttpRequest(
|
||
|
|
$requestData['method'], $requestData['url'],
|
||
|
|
$requestData['headers']);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* POST data with client object
|
||
|
|
*
|
||
|
|
* @param mixed $data The Zend_Gdata_App_Entry or XML to post
|
||
|
|
* @param string $uri POST URI
|
||
|
|
* @param array $headers Additional HTTP headers to insert.
|
||
|
|
* @param string $contentType Content-type of the data
|
||
|
|
* @param array $extraHeaders Extra headers to add to the request, as an
|
||
|
|
* array of string-based key/value pairs.
|
||
|
|
* @return Zend_Http_Response
|
||
|
|
* @throws Zend_Gdata_App_Exception
|
||
|
|
* @throws Zend_Gdata_App_HttpException
|
||
|
|
* @throws Zend_Gdata_App_InvalidArgumentException
|
||
|
|
*/
|
||
|
|
public function post($data, $uri = null, $remainingRedirects = null,
|
||
|
|
$contentType = null, $extraHeaders = null)
|
||
|
|
{
|
||
|
|
$requestData = $this->prepareRequest(
|
||
|
|
'POST', $uri, $extraHeaders, $data, $contentType);
|
||
|
|
return $this->performHttpRequest(
|
||
|
|
$requestData['method'], $requestData['url'],
|
||
|
|
$requestData['headers'], $requestData['data'],
|
||
|
|
$requestData['contentType']);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* PUT data with client object
|
||
|
|
*
|
||
|
|
* @param mixed $data The Zend_Gdata_App_Entry or XML to post
|
||
|
|
* @param string $uri PUT URI
|
||
|
|
* @param array $headers Additional HTTP headers to insert.
|
||
|
|
* @param string $contentType Content-type of the data
|
||
|
|
* @param array $extraHeaders Extra headers to add to the request, as an
|
||
|
|
* array of string-based key/value pairs.
|
||
|
|
* @return Zend_Http_Response
|
||
|
|
* @throws Zend_Gdata_App_Exception
|
||
|
|
* @throws Zend_Gdata_App_HttpException
|
||
|
|
* @throws Zend_Gdata_App_InvalidArgumentException
|
||
|
|
*/
|
||
|
|
public function put($data, $uri = null, $remainingRedirects = null,
|
||
|
|
$contentType = null, $extraHeaders = null)
|
||
|
|
{
|
||
|
|
$requestData = $this->prepareRequest(
|
||
|
|
'PUT', $uri, $extraHeaders, $data, $contentType);
|
||
|
|
return $this->performHttpRequest(
|
||
|
|
$requestData['method'], $requestData['url'],
|
||
|
|
$requestData['headers'], $requestData['data'],
|
||
|
|
$requestData['contentType']);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* DELETE entry with client object
|
||
|
|
*
|
||
|
|
* @param mixed $data The Zend_Gdata_App_Entry or URL to delete
|
||
|
|
* @return void
|
||
|
|
* @throws Zend_Gdata_App_Exception
|
||
|
|
* @throws Zend_Gdata_App_HttpException
|
||
|
|
* @throws Zend_Gdata_App_InvalidArgumentException
|
||
|
|
*/
|
||
|
|
public function delete($data, $remainingRedirects = null)
|
||
|
|
{
|
||
|
|
if (is_string($data)) {
|
||
|
|
$requestData = $this->prepareRequest('DELETE', $data);
|
||
|
|
} else {
|
||
|
|
$headers = array();
|
||
|
|
|
||
|
|
$requestData = $this->prepareRequest(
|
||
|
|
'DELETE', null, $headers, $data);
|
||
|
|
}
|
||
|
|
return $this->performHttpRequest($requestData['method'],
|
||
|
|
$requestData['url'],
|
||
|
|
$requestData['headers'],
|
||
|
|
'',
|
||
|
|
$requestData['contentType'],
|
||
|
|
$remainingRedirects);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Inserts an entry to a given URI and returns the response as a
|
||
|
|
* fully formed Entry.
|
||
|
|
*
|
||
|
|
* @param mixed $data The Zend_Gdata_App_Entry or XML to post
|
||
|
|
* @param string $uri POST URI
|
||
|
|
* @param string $className The class of entry to be returned.
|
||
|
|
* @param array $extraHeaders Extra headers to add to the request, as an
|
||
|
|
* array of string-based key/value pairs.
|
||
|
|
* @return Zend_Gdata_App_Entry The entry returned by the service after
|
||
|
|
* insertion.
|
||
|
|
*/
|
||
|
|
public function insertEntry($data, $uri, $className='Zend_Gdata_App_Entry',
|
||
|
|
$extraHeaders = array())
|
||
|
|
{
|
||
|
|
$response = $this->post($data, $uri, null, null, $extraHeaders);
|
||
|
|
|
||
|
|
$returnEntry = new $className($response->getBody());
|
||
|
|
$returnEntry->setHttpClient(self::getstaticHttpClient());
|
||
|
|
|
||
|
|
$etag = $response->getHeader('ETag');
|
||
|
|
if ($etag !== null) {
|
||
|
|
$returnEntry->setEtag($etag);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $returnEntry;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Update an entry
|
||
|
|
*
|
||
|
|
* @param mixed $data Zend_Gdata_App_Entry or XML (w/ID and link rel='edit')
|
||
|
|
* @param string|null The URI to send requests to, or null if $data
|
||
|
|
* contains the URI.
|
||
|
|
* @param string|null The name of the class that should be deserialized
|
||
|
|
* from the server response. If null, then 'Zend_Gdata_App_Entry'
|
||
|
|
* will be used.
|
||
|
|
* @param array $extraHeaders Extra headers to add to the request, as an
|
||
|
|
* array of string-based key/value pairs.
|
||
|
|
* @return Zend_Gdata_App_Entry The entry returned from the server
|
||
|
|
* @throws Zend_Gdata_App_Exception
|
||
|
|
*/
|
||
|
|
public function updateEntry($data, $uri = null, $className = null,
|
||
|
|
$extraHeaders = array())
|
||
|
|
{
|
||
|
|
if ($className === null && $data instanceof Zend_Gdata_App_Entry) {
|
||
|
|
$className = get_class($data);
|
||
|
|
} elseif ($className === null) {
|
||
|
|
$className = 'Zend_Gdata_App_Entry';
|
||
|
|
}
|
||
|
|
|
||
|
|
$response = $this->put($data, $uri, null, null, $extraHeaders);
|
||
|
|
$returnEntry = new $className($response->getBody());
|
||
|
|
$returnEntry->setHttpClient(self::getstaticHttpClient());
|
||
|
|
|
||
|
|
$etag = $response->getHeader('ETag');
|
||
|
|
if ($etag !== null) {
|
||
|
|
$returnEntry->setEtag($etag);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $returnEntry;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Provides a magic factory method to instantiate new objects with
|
||
|
|
* shorter syntax than would otherwise be required by the Zend Framework
|
||
|
|
* naming conventions. For instance, to construct a new
|
||
|
|
* Zend_Gdata_Calendar_Extension_Color, a developer simply needs to do
|
||
|
|
* $gCal->newColor(). For this magic constructor, packages are searched
|
||
|
|
* in the same order as which they appear in the $_registeredPackages
|
||
|
|
* array
|
||
|
|
*
|
||
|
|
* @param string $method The method name being called
|
||
|
|
* @param array $args The arguments passed to the call
|
||
|
|
* @throws Zend_Gdata_App_Exception
|
||
|
|
*/
|
||
|
|
public function __call($method, $args)
|
||
|
|
{
|
||
|
|
if (preg_match('/^new(\w+)/', $method, $matches)) {
|
||
|
|
$class = $matches[1];
|
||
|
|
$foundClassName = null;
|
||
|
|
foreach ($this->_registeredPackages as $name) {
|
||
|
|
try {
|
||
|
|
// Autoloading disabled on next line for compatibility
|
||
|
|
// with magic factories. See ZF-6660.
|
||
|
|
if (!class_exists($name . '_' . $class, false)) {
|
||
|
|
require_once 'Zend/Loader.php';
|
||
|
|
@Zend_Loader::loadClass($name . '_' . $class);
|
||
|
|
}
|
||
|
|
$foundClassName = $name . '_' . $class;
|
||
|
|
break;
|
||
|
|
} catch (Zend_Exception $e) {
|
||
|
|
// package wasn't here- continue searching
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if ($foundClassName != null) {
|
||
|
|
$reflectionObj = new ReflectionClass($foundClassName);
|
||
|
|
$instance = $reflectionObj->newInstanceArgs($args);
|
||
|
|
if ($instance instanceof Zend_Gdata_App_FeedEntryParent) {
|
||
|
|
$instance->setHttpClient($this->_httpClient);
|
||
|
|
|
||
|
|
// Propogate version data
|
||
|
|
$instance->setMajorProtocolVersion(
|
||
|
|
$this->_majorProtocolVersion);
|
||
|
|
$instance->setMinorProtocolVersion(
|
||
|
|
$this->_minorProtocolVersion);
|
||
|
|
}
|
||
|
|
return $instance;
|
||
|
|
} else {
|
||
|
|
require_once 'Zend/Gdata/App/Exception.php';
|
||
|
|
throw new Zend_Gdata_App_Exception(
|
||
|
|
"Unable to find '${class}' in registered packages");
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
require_once 'Zend/Gdata/App/Exception.php';
|
||
|
|
throw new Zend_Gdata_App_Exception("No such method ${method}");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Retrieve all entries for a feed, iterating through pages as necessary.
|
||
|
|
* Be aware that calling this function on a large dataset will take a
|
||
|
|
* significant amount of time to complete. In some cases this may cause
|
||
|
|
* execution to timeout without proper precautions in place.
|
||
|
|
*
|
||
|
|
* @param $feed The feed to iterate through.
|
||
|
|
* @return mixed A new feed of the same type as the one originally
|
||
|
|
* passed in, containing all relevent entries.
|
||
|
|
*/
|
||
|
|
public function retrieveAllEntriesForFeed($feed) {
|
||
|
|
$feedClass = get_class($feed);
|
||
|
|
$reflectionObj = new ReflectionClass($feedClass);
|
||
|
|
$result = $reflectionObj->newInstance();
|
||
|
|
do {
|
||
|
|
foreach ($feed as $entry) {
|
||
|
|
$result->addEntry($entry);
|
||
|
|
}
|
||
|
|
|
||
|
|
$next = $feed->getLink('next');
|
||
|
|
if ($next !== null) {
|
||
|
|
$feed = $this->getFeed($next->href, $feedClass);
|
||
|
|
} else {
|
||
|
|
$feed = null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
while ($feed != null);
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This method enables logging of requests by changing the
|
||
|
|
* Zend_Http_Client_Adapter used for performing the requests.
|
||
|
|
* NOTE: This will not work if you have customized the adapter
|
||
|
|
* already to use a proxy server or other interface.
|
||
|
|
*
|
||
|
|
* @param $logfile The logfile to use when logging the requests
|
||
|
|
*/
|
||
|
|
public function enableRequestDebugLogging($logfile)
|
||
|
|
{
|
||
|
|
$this->_httpClient->setConfig(array(
|
||
|
|
'adapter' => 'Zend_Gdata_App_LoggingHttpClientAdapterSocket',
|
||
|
|
'logfile' => $logfile
|
||
|
|
));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Retrieve next set of results based on a given feed.
|
||
|
|
*
|
||
|
|
* @param Zend_Gdata_App_Feed $feed The feed from which to
|
||
|
|
* retreive the next set of results.
|
||
|
|
* @param string $className (optional) The class of feed to be returned.
|
||
|
|
* If null, the next feed (if found) will be the same class as
|
||
|
|
* the feed that was given as the first argument.
|
||
|
|
* @return Zend_Gdata_App_Feed|null Returns a
|
||
|
|
* Zend_Gdata_App_Feed or null if no next set of results
|
||
|
|
* exists.
|
||
|
|
*/
|
||
|
|
public function getNextFeed($feed, $className = null)
|
||
|
|
{
|
||
|
|
$nextLink = $feed->getNextLink();
|
||
|
|
if (!$nextLink) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
$nextLinkHref = $nextLink->getHref();
|
||
|
|
|
||
|
|
if ($className === null) {
|
||
|
|
$className = get_class($feed);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $this->getFeed($nextLinkHref, $className);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Retrieve previous set of results based on a given feed.
|
||
|
|
*
|
||
|
|
* @param Zend_Gdata_App_Feed $feed The feed from which to
|
||
|
|
* retreive the previous set of results.
|
||
|
|
* @param string $className (optional) The class of feed to be returned.
|
||
|
|
* If null, the previous feed (if found) will be the same class as
|
||
|
|
* the feed that was given as the first argument.
|
||
|
|
* @return Zend_Gdata_App_Feed|null Returns a
|
||
|
|
* Zend_Gdata_App_Feed or null if no previous set of results
|
||
|
|
* exists.
|
||
|
|
*/
|
||
|
|
public function getPreviousFeed($feed, $className = null)
|
||
|
|
{
|
||
|
|
$previousLink = $feed->getPreviousLink();
|
||
|
|
if (!$previousLink) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
$previousLinkHref = $previousLink->getHref();
|
||
|
|
|
||
|
|
if ($className === null) {
|
||
|
|
$className = get_class($feed);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $this->getFeed($previousLinkHref, $className);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the data for an If-Match header based on the current Etag
|
||
|
|
* property. If Etags are not supported by the server or cannot be
|
||
|
|
* extracted from the data, then null will be returned.
|
||
|
|
*
|
||
|
|
* @param boolean $allowWeak If false, then if a weak Etag is detected,
|
||
|
|
* then return null rather than the Etag.
|
||
|
|
* @return string|null $data
|
||
|
|
*/
|
||
|
|
public function generateIfMatchHeaderData($data, $allowWeek)
|
||
|
|
{
|
||
|
|
$result = '';
|
||
|
|
// Set an If-Match header if an ETag has been set (version >= 2 only)
|
||
|
|
if ($this->_majorProtocolVersion >= 2 &&
|
||
|
|
$data instanceof Zend_Gdata_App_Entry) {
|
||
|
|
$etag = $data->getEtag();
|
||
|
|
if (($etag !== null) &&
|
||
|
|
($allowWeek || substr($etag, 0, 2) != 'W/')) {
|
||
|
|
$result = $data->getEtag();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Determine whether service object is using XML to object mapping.
|
||
|
|
*
|
||
|
|
* @return boolean True if service object is using XML to object mapping,
|
||
|
|
* false otherwise.
|
||
|
|
*/
|
||
|
|
public function usingObjectMapping()
|
||
|
|
{
|
||
|
|
return $this->_useObjectMapping;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Enable/disable the use of XML to object mapping.
|
||
|
|
*
|
||
|
|
* @param boolean $value Pass in true to use the XML to object mapping.
|
||
|
|
* Pass in false or null to disable it.
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
public function useObjectMapping($value)
|
||
|
|
{
|
||
|
|
if ($value === True) {
|
||
|
|
$this->_useObjectMapping = true;
|
||
|
|
} else {
|
||
|
|
$this->_useObjectMapping = false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|