<?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_Auth
* @subpackage Zend_Auth_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
* @version $Id: OpenId.php 24594 2012-01-05 21:27:01Z matthew $
*/
/**
* @see Zend_Auth_Adapter_Interface
*/
require_once 'Zend/Auth/Adapter/Interface.php';
/**
* @see Zend_OpenId_Consumer
*/
require_once 'Zend/OpenId/Consumer.php';
/**
* A Zend_Auth Authentication Adapter allowing the use of OpenID protocol as an
* authentication mechanism
*
* @category Zend
* @package Zend_Auth
* @subpackage Zend_Auth_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_Auth_Adapter_OpenId implements Zend_Auth_Adapter_Interface
{
/**
* The identity value being authenticated
*
* @var string
*/
private $_id = null;
/**
* Reference to an implementation of a storage object
*
* @var Zend_OpenId_Consumer_Storage
*/
private $_storage = null;
/**
* The URL to redirect response from server to
*
* @var string
*/
private $_returnTo = null;
/**
* The HTTP URL to identify consumer on server
*
* @var string
*/
private $_root = null;
/**
* Extension object or array of extensions objects
*
* @var string
*/
private $_extensions = null;
/**
* The response object to perform HTTP or HTML form redirection
*
* @var Zend_Controller_Response_Abstract
*/
private $_response = null;
/**
* Enables or disables interaction with user during authentication on
* OpenID provider.
*
* @var bool
*/
private $_check_immediate = false;
/**
* HTTP client to make HTTP requests
*
* @var Zend_Http_Client $_httpClient
*/
private $_httpClient = null;
/**
* Constructor
*
* @param string $id the identity value
* @param Zend_OpenId_Consumer_Storage $storage an optional implementation
* of a storage object
* @param string $returnTo HTTP URL to redirect response from server to
* @param string $root HTTP URL to identify consumer on server
* @param mixed $extensions extension object or array of extensions objects
* @param Zend_Controller_Response_Abstract $response an optional response
* object to perform HTTP or HTML form redirection
* @return void
*/
public function __construct($id = null,
Zend_OpenId_Consumer_Storage $storage = null,
$returnTo = null,
$root = null,
$extensions = null,
Zend_Controller_Response_Abstract $response = null) {
$this->_id = $id;
$this->_storage = $storage;
$this->_returnTo = $returnTo;
$this->_root = $root;
$this->_extensions = $extensions;
$this->_response = $response;
}
/**
* Sets the value to be used as the identity
*
* @param string $id the identity value
* @return Zend_Auth_Adapter_OpenId Provides a fluent interface
*/
public function setIdentity($id)
{
$this->_id = $id;
return $this;
}
/**
* Sets the storage implementation which will be use by OpenId
*
* @param Zend_OpenId_Consumer_Storage $storage
* @return Zend_Auth_Adapter_OpenId Provides a fluent interface
*/
public function setStorage(Zend_OpenId_Consumer_Storage $storage)
{
$this->_storage = $storage;
return $this;
}
/**
* Sets the HTTP URL to redirect response from server to
*
* @param string $returnTo
* @return Zend_Auth_Adapter_OpenId Provides a fluent interface
*/
public function setReturnTo($returnTo)
{
$this->_returnTo = $returnTo;
return $this;
}
/**
* Sets HTTP URL to identify consumer on server
*
* @param string $root
* @return Zend_Auth_Adapter_OpenId Provides a fluent interface
*/
public function setRoot($root)
{
$this->_root = $root;
return $this;
}
/**
* Sets OpenID extension(s)
*
* @param mixed $extensions
* @return Zend_Auth_Adapter_OpenId Provides a fluent interface
*/
public function setExtensions($extensions)
{
$this->_extensions = $extensions;
return $this;
}
/**
* Sets an optional response object to perform HTTP or HTML form redirection
*
* @param string $root
* @return Zend_Auth_Adapter_OpenId Provides a fluent interface
*/
public function setResponse($response)
{
$this->_response = $response;
return $this;
}
/**
* Enables or disables interaction with user during authentication on
* OpenID provider.
*
* @param bool $check_immediate
* @return Zend_Auth_Adapter_OpenId Provides a fluent interface
*/
public function setCheckImmediate($check_immediate)
{
$this->_check_immediate = $check_immediate;
return $this;
}
/**
* Sets HTTP client object to make HTTP requests
*
* @param Zend_Http_Client $client HTTP client object to be used
*/
public function setHttpClient($client) {
$this->_httpClient = $client;
}
/**
* Authenticates the given OpenId identity.
* Defined by Zend_Auth_Adapter_Interface.
*
* @throws Zend_Auth_Adapter_Exception If answering the authentication query is impossible
* @return Zend_Auth_Result
*/
public function authenticate() {
$id = $this->_id;
if (!empty($id)) {
$consumer = new Zend_OpenId_Consumer($this->_storage);
$consumer->setHttpClient($this->_httpClient);
/* login() is never returns on success */
if (!$this->_check_immediate) {
if (!$consumer->login($id,
$this->_returnTo,
$this->_root,
$this->_extensions,
$this->_response)) {
return new Zend_Auth_Result(
Zend_Auth_Result::FAILURE,
$id,
array("Authentication failed", $consumer->getError()));
}
} else {
if (!$consumer->check($id,
$this->_returnTo,
$this->_root,
$this->_extensions,
$this->_response)) {
return new Zend_Auth_Result(
Zend_Auth_Result::FAILURE,
$id,
array("Authentication failed", $consumer->getError()));
}
}
} else {
$params = (isset($_SERVER['REQUEST_METHOD']) &&
$_SERVER['REQUEST_METHOD']=='POST') ? $_POST: $_GET;
$consumer = new Zend_OpenId_Consumer($this->_storage);
$consumer->setHttpClient($this->_httpClient);
if ($consumer->verify(
$params,
$id,
$this->_extensions)) {
return new Zend_Auth_Result(
Zend_Auth_Result::SUCCESS,
$id,
array("Authentication successful"));
} else {
return new Zend_Auth_Result(
Zend_Auth_Result::FAILURE,
$id,
array("Authentication failed", $consumer->getError()));
}
}
}
}