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<?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_Gdata
* @subpackage Gdata
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Gdata.php 16971 2009-07-22 18:05:45Z mikaelkael $
*/
/**
* Zend_Gdata_App
*/
require_once 'Zend/Gdata/App.php';
/**
* Provides functionality to interact with Google data APIs
* Subclasses exist to implement service-specific features
*
* As the Google data API protocol is based upon the Atom Publishing Protocol
* (APP), Gdata functionality extends the appropriate Zend_Gdata_App classes
*
* @link http://code.google.com/apis/gdata/overview.html
*
* @category Zend
* @package Zend_Gdata
* @subpackage Gdata
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Gdata extends Zend_Gdata_App
{
/**
* Service name for use with Google's authentication mechanisms
*
* @var string
*/
const AUTH_SERVICE_NAME = 'xapi';
/**
* Default URI to which to POST.
*
* @var string
*/
protected $_defaultPostUri = null;
/**
* Packages to search for classes when using magic __call method, in order.
*
* @var array
*/
protected $_registeredPackages = array(
'Zend_Gdata_Kind',
'Zend_Gdata_Extension',
'Zend_Gdata',
'Zend_Gdata_App_Extension',
'Zend_Gdata_App');
/**
* Namespaces used for Gdata data
*
* @var array
*/
public static $namespaces = array(
array('gd', 'http://schemas.google.com/g/2005', 1, 0),
array('openSearch', 'http://a9.com/-/spec/opensearchrss/1.0/', 1, 0),
array('openSearch', 'http://a9.com/-/spec/opensearch/1.1/', 2, 0),
array('rss', 'http://blogs.law.harvard.edu/tech/rss', 1, 0)
);
/**
* Client object used to communicate
*
* @var Zend_Gdata_HttpClient
*/
protected $_httpClient;
/**
* Client object used to communicate in static context
*
* @var Zend_Gdata_HttpClient
*/
protected static $_staticHttpClient = null;
/**
* Create Gdata object
*
* @param Zend_Http_Client $client
* @param string $applicationId The identity of the app in the form of
* Company-AppName-Version
*/
public function __construct($client = null, $applicationId = 'MyCompany-MyApp-1.0')
{
parent::__construct($client, $applicationId);
}
/**
* 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_Feed')
{
$app = new Zend_Gdata($client);
$requestData = $app->decodeRequest('GET', $uri);
$response = $app->performHttpRequest($requestData['method'], $requestData['url']);
$feedContent = $response->getBody();
$feed = self::importString($feedContent, $className);
if ($client != null) {
$feed->setHttpClient($client);
}
return $feed;
}
/**
* Retrieve feed as string or object
*
* @param mixed $location The location as string or Zend_Gdata_Query
* @param string $className The class type to use for returning the feed
* @throws Zend_Gdata_App_InvalidArgumentException
* @return string|Zend_Gdata_App_Feed Returns string only if the object
* mapping has been disabled explicitly
* by passing false to the
* useObjectMapping() function.
*/
public function getFeed($location, $className='Zend_Gdata_Feed')
{
if (is_string($location)) {
$uri = $location;
} elseif ($location instanceof Zend_Gdata_Query) {
$uri = $location->getQueryUrl();
} else {
require_once 'Zend/Gdata/App/InvalidArgumentException.php';
throw new Zend_Gdata_App_InvalidArgumentException(
'You must specify the location as either a string URI ' .
'or a child of Zend_Gdata_Query');
}
return parent::getFeed($uri, $className);
}
/**
* Retrieve entry as string or object
*
* @param mixed $location The location as string or Zend_Gdata_Query
* @throws Zend_Gdata_App_InvalidArgumentException
* @return string|Zend_Gdata_App_Entry Returns string only if the object
* mapping has been disabled explicitly
* by passing false to the
* useObjectMapping() function.
*/
public function getEntry($location, $className='Zend_Gdata_Entry')
{
if (is_string($location)) {
$uri = $location;
} elseif ($location instanceof Zend_Gdata_Query) {
$uri = $location->getQueryUrl();
} else {
require_once 'Zend/Gdata/App/InvalidArgumentException.php';
throw new Zend_Gdata_App_InvalidArgumentException(
'You must specify the location as either a string URI ' .
'or a child of Zend_Gdata_Query');
}
return parent::getEntry($uri, $className);
}
/**
* Performs a HTTP request using the specified method.
*
* Overrides the definition in the parent (Zend_Gdata_App)
* and uses the Zend_Gdata_HttpClient functionality
* to filter the HTTP requests and responses.
*
* @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 string $body The body of the HTTP request
* @param string $contentType The value for the content type of the
* request body
* @param int $remainingRedirects Number of redirects to follow
* if requests results in one
* @return Zend_Http_Response The response object
*/
public function performHttpRequest($method, $url, $headers = array(), $body = null, $contentType = null, $remainingRedirects = null)
{
if ($this->_httpClient instanceof Zend_Gdata_HttpClient) {
$filterResult = $this->_httpClient->filterHttpRequest($method, $url, $headers, $body, $contentType);
$method = $filterResult['method'];
$url = $filterResult['url'];
$body = $filterResult['body'];
$headers = $filterResult['headers'];
$contentType = $filterResult['contentType'];
return $this->_httpClient->filterHttpResponse(parent::performHttpRequest($method, $url, $headers, $body, $contentType, $remainingRedirects));
} else {
return parent::performHttpRequest($method, $url, $headers, $body, $contentType, $remainingRedirects);
}
}
/**
* Determines whether service object is authenticated.
*
* @return boolean True if service object is authenticated, false otherwise.
*/
public function isAuthenticated()
{
$client = parent::getHttpClient();
if ($client->getClientLoginToken() ||
$client->getAuthSubToken()) {
return true;
}
return false;
}
}
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