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<?php
require_once "common.php";
require_once "session.php";
require_once "Auth/OpenID.php";
/**
* Handle a standard OpenID server request
*/
function action_default()
{
global $store;
$server =& getServer();
$method = $_SERVER['REQUEST_METHOD'];
/*$request = null;
if ($method == 'GET') {
$request = $_GET;
} else {
$request = $_POST;
} */
$request = $server->decodeRequest();
if (!$request) {
return ""; //about_render();
}
setRequestInfo($request);
if (in_array($request->mode,
array('checkid_immediate', 'checkid_setup'))) {
$identity = getLoggedInUser();
if (isTrusted($identity, $request->trust_root, $request->return_to)) {
if ($request->message->isOpenID1()) {
$response =& $request->answer(true);
} else {
$response =& $request->answer(true, false, getServerURL(), $identity);
}
} else if ($request->immediate) {
$response =& $request->answer(false, getServerURL());
} else {
if (!getLoggedInUser()) {
#return login_render();
system_message(elgg_echo('openid_server:not_logged_in'));
return gatekeeper();
#return action_login();
}
return trust_render($request);
}
addSregFields(&$response);
} else {
$response =& $server->handleRequest($request);
}
$webresponse =& $server->encodeResponse($response);
foreach ($webresponse->headers as $k => $v) {
header("$k: $v");
}
header(header_connection_close);
print $webresponse->body;
exit(0);
}
/**
* Log out the currently logged in user
*/
function action_logout()
{
setLoggedInUser(null);
setRequestInfo(null);
return authCancel(null);
}
/**
* Check the input values for a login request
*/
function login_checkInput($input)
{
$openid_url = false;
$errors = array();
if (!isset($input['openid_url'])) {
$errors[] = gettext('Enter an OpenID URL to continue');
}
if (!isset($input['password'])) {
$errors[] = gettext('Enter a password to continue');
}
if (count($errors) == 0) {
$openid_url = $input['openid_url'];
// don't normalise yet
// $openid_url = Auth_OpenID::normalizeUrl($openid_url);
$password = $input['password'];
if (!checkLogin($openid_url, $password)) {
$errors[] = 'The entered password does not match the ' .
'entered identity URL.';
}
}
return array($errors, $openid_url);
}
/**
* Log in a user and potentially continue the requested identity approval
*/
function action_login()
{
$method = $_SERVER['REQUEST_METHOD'];
switch ($method) {
case 'GET':
return login_render();
case 'POST':
$info = getRequestInfo();
$fields = $_POST;
if (isset($fields['cancel'])) {
return authCancel($info);
}
list ($errors, $openid_url) = login_checkInput($fields);
if (count($errors) || !$openid_url) {
$needed = $info ? $info->identity : false;
//KJ - use $openid_url instead
// return login_render($errors, @$fields['openid_url'], $needed);
return login_render($errors, $openid_url, $needed);
} else {
setLoggedInUser(normaliseUsername($openid_url));
return doAuth($info);
}
default:
return login_render(array('Unsupported HTTP method: $method'));
}
}
/**
* Ask the user whether he wants to trust this site
*/
function action_trust()
{
global $store;
$info = getRequestInfo();
$trusted = isset($_POST['trust']);
if ($info && isset($_POST['remember'])) {
$store->setTrustedSite($info->trust_root);
}
return doAuth($info, $trusted, true);
}
function action_sites()
{
global $store;
$sites = $store->getTrustedSites();
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
if (isset($_POST['forget'])) {
$store->removeAllTrustedSites();
} elseif (isset($_POST['remove'])) {
foreach ($_POST as $k => $v) {
if (preg_match('/^site[0-9]+$/', $k)) {
$store->removeTrustedSite($v);
}
}
}
}
return sites_render($store->getTrustedSites());
}
?>
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