gnu-social/_darcs/pristine/extlib/Auth/OpenID/Extension.php
Evan Prodromou 1d4f1f6bf6 add standard directories
Added some of the standard directories

darcs-hash:20080506151729-84dde-563da8505e06a7302041c93ab157ced31165876c.gz
2008-05-06 11:17:29 -04:00

62 lines
1.4 KiB
PHP

<?php
/**
* An interface for OpenID extensions.
*
* @package OpenID
*/
/**
* Require the Message implementation.
*/
require_once 'Auth/OpenID/Message.php';
/**
* A base class for accessing extension request and response data for
* the OpenID 2 protocol.
*
* @package OpenID
*/
class Auth_OpenID_Extension {
/**
* ns_uri: The namespace to which to add the arguments for this
* extension
*/
var $ns_uri = null;
var $ns_alias = null;
/**
* Get the string arguments that should be added to an OpenID
* message for this extension.
*/
function getExtensionArgs()
{
return null;
}
/**
* Add the arguments from this extension to the provided message.
*
* Returns the message with the extension arguments added.
*/
function toMessage(&$message)
{
$implicit = $message->isOpenID1();
$added = $message->namespaces->addAlias($this->ns_uri,
$this->ns_alias,
$implicit);
if ($added === null) {
if ($message->namespaces->getAlias($this->ns_uri) !=
$this->ns_alias) {
return null;
}
}
$message->updateArgs($this->ns_uri,
$this->getExtensionArgs());
return $message;
}
}
?>