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<?php
//require_once(dirname(dirname(__FILE__)).'/config.php');
//require_once "render.php";
require_once "Auth/OpenID/Server.php";
// require_once('elgg/includes.php');
/**
* Set up the session
*/
// get information from Elgg if logged in
// KJ - this should not be necessary as it can always be generated from the user name
function init()
{
global $CFG;
if (elgg_is_logged_in()) {
setLoggedInUser(normaliseUsername($_SESSION['user']->username));
} else {
setLoggedInUser(null);
}
}
/**
* Get the URL of the current script
*/
function getServerURL()
{
global $CONFIG;
return $CONFIG->wwwroot.'mod/openid_server/server.php';
}
/**
* Build a URL to a server action
*/
function buildURL($action=null, $escaped=true)
{
$url = getServerURL();
if ($action) {
$url .= '/' . $action;
}
return $escaped ? htmlspecialchars($url, ENT_QUOTES) : $url;
}
/**
* Extract the current action from the request
* KJ - this should be replaced by Elgg 1 action system
*/
function getAction()
{
$path_info = @$_SERVER['PATH_INFO'];
$action = ($path_info) ? substr($path_info, 1) : '';
$function_name = 'action_' . $action;
return $function_name;
}
/**
* Write the response to the request
*/
function writeResponse($resp)
{
list ($headers, $body) = $resp;
array_walk($headers, 'header');
header(header_connection_close);
print $body;
}
/**
* Instantiate a new OpenID server object
*/
function getServer()
{
global $CONFIG;
static $server;
$op_endpoint = getServerURL();
if (!isset($server)) {
$server =& new Auth_OpenID_Server(getOpenIDServerStore(),$op_endpoint);
}
return $server;
}
/**
* Return whether the trust root is currently trusted
*
*/
function isTrusted($identity_url, $trust_root, $return_to)
{
global $store;
if ($identity_url != getLoggedInUser()) {
return false;
}
$sites = $store->getTrustedSites($identity_url);
if (empty($sites)) {
return false;
} else {
return in_array($trust_root, $sites) && fnmatch($trust_root.'*',$return_to);
}
}
/**
* Get the openid_url out of the cookie
*
* @return mixed $openid_url The URL that was stored in the cookie or
* false if there is none present or if the cookie is bad.
*/
function getLoggedInUser()
{
global $CONFIG;
if (elgg_is_logged_in()) {
return $CONFIG->wwwroot.'profile/'.$_SESSION['user']->username;
} else {
return '';
}
}
function getRequestInfo()
{
return isset($_SESSION['openid_server_request'])
? unserialize($_SESSION['openid_server_request'])
: false;
}
function setRequestInfo($info=null)
{
if (!isset($info)) {
unset($_SESSION['openid_server_request']);
} else {
$_SESSION['openid_server_request'] = serialize($info);
}
}
?>
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