}
if (isset($_SERVER['PATH_INFO']) && $_SERVER['PATH_INFO'] == '/serve') {
require_once "render.php";
render_serve($method, $request, $template);
exit(0);
// If it's a request for an identity URL, render that.
} else {
if (array_key_exists('user', $request) && $request['user']) {
require_once "render.php";
render_identityPage($method, $request, $template);
exit(0);
// If it's a request for a user's XRDS, render that.
} else {
if (array_key_exists('xrds', $request) && $request['xrds']) {
require_once "render.php";
render_XRDS($method, $request, $template);
exit(0);
}
}
}
// If any messages are pending, get them and display them.
$messages = Server_getMessages();
foreach ($messages as $m) {
$template->addMessage($m);
}
Server_clearMessages();
if ($request === null) {
// Error; $method not supported.
$template->addError("Request method {$method} not supported.");
$template->display();
} else {
function render_identityPage($method, &$request, &$template)
{
$serve_xrds_now = false;
// If an Accept header is sent, display the XRDS immediately;
// otherwise, display the identity page with an XRDS location
// header.
$headers = apache_request_headers();
foreach ($headers as $header => $value) {
if ($header == 'Accept' && preg_match("/application\\/xrds\\+xml/", $value)) {
$serve_xrds_now = true;
}
}
if ($serve_xrds_now) {
$request['xrds'] = $request['user'];
render_XRDS($method, $request, $template);
} else {
header("X-XRDS-Location: " . getServerURL() . "?xrds=" . $request['user']);
$template->assign('openid_url', Server_getAccountIdentifier($request['user']));
$template->assign('user', $request['user']);
$template->display('idpage.tpl', true);
}
}