1d4f1f6bf6
Added some of the standard directories darcs-hash:20080506151729-84dde-563da8505e06a7302041c93ab157ced31165876c.gz
100 lines
2.7 KiB
PHP
100 lines
2.7 KiB
PHP
<?php
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/**
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* This file supplies a dumb store backend for OpenID servers and
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* consumers.
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*
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* PHP versions 4 and 5
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*
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* LICENSE: See the COPYING file included in this distribution.
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*
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* @package OpenID
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* @author JanRain, Inc. <openid@janrain.com>
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* @copyright 2005-2008 Janrain, Inc.
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* @license http://www.apache.org/licenses/LICENSE-2.0 Apache
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*/
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/**
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* Import the interface for creating a new store class.
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*/
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require_once 'Auth/OpenID/Interface.php';
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require_once 'Auth/OpenID/HMAC.php';
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/**
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* This is a store for use in the worst case, when you have no way of
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* saving state on the consumer site. Using this store makes the
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* consumer vulnerable to replay attacks, as it's unable to use
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* nonces. Avoid using this store if it is at all possible.
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*
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* Most of the methods of this class are implementation details.
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* Users of this class need to worry only about the constructor.
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*
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* @package OpenID
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*/
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class Auth_OpenID_DumbStore extends Auth_OpenID_OpenIDStore {
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/**
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* Creates a new {@link Auth_OpenID_DumbStore} instance. For the security
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* of the tokens generated by the library, this class attempts to
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* at least have a secure implementation of getAuthKey.
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*
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* When you create an instance of this class, pass in a secret
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* phrase. The phrase is hashed with sha1 to make it the correct
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* length and form for an auth key. That allows you to use a long
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* string as the secret phrase, which means you can make it very
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* difficult to guess.
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*
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* Each {@link Auth_OpenID_DumbStore} instance that is created for use by
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* your consumer site needs to use the same $secret_phrase.
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*
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* @param string secret_phrase The phrase used to create the auth
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* key returned by getAuthKey
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*/
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function Auth_OpenID_DumbStore($secret_phrase)
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{
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$this->auth_key = Auth_OpenID_SHA1($secret_phrase);
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}
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/**
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* This implementation does nothing.
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*/
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function storeAssociation($server_url, $association)
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{
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}
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/**
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* This implementation always returns null.
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*/
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function getAssociation($server_url, $handle = null)
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{
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return null;
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}
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/**
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* This implementation always returns false.
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*/
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function removeAssociation($server_url, $handle)
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{
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return false;
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}
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/**
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* In a system truly limited to dumb mode, nonces must all be
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* accepted. This therefore always returns true, which makes
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* replay attacks feasible.
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*/
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function useNonce($server_url, $timestamp, $salt)
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{
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return true;
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}
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/**
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* This method returns the auth key generated by the constructor.
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*/
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function getAuthKey()
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{
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return $this->auth_key;
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}
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}
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?>
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