/**
* Locate the actual Drupal root. Based on drush_locate_root().
*/
function locate_root()
{
$drupal_root = FALSE;
$start_path = isset($_SERVER['PWD']) ? $_SERVER['PWD'] : '';
if (empty($start_path)) {
$start_path = getcwd();
}
foreach (array(TRUE, FALSE) as $follow_symlinks) {
$path = $start_path;
if ($follow_symlinks && is_link($path)) {
$path = realpath($path);
}
// Check the start path.
if (valid_root($path)) {
$drupal_root = $path;
break;
} else {
// Move up dir by dir and check each.
while ($path = shift_path_up($path)) {
if ($follow_symlinks && is_link($path)) {
$path = realpath($path);
}
if (valid_root($path)) {
$drupal_root = $path;
break 2;
}
}
}
}
return $drupal_root;
}
?><html>
<head><title>Login required</title></head>
<body><p>You need to <a href="<?php
echo htmlspecialchars($url);
?>
">log in</a> to be authenticated.</p></body>
</html><?
exit;
}
}
$id = $_REQUEST["openid_identity"];
#if ($id != "http://taral.net/") badreq("Unrecognized identity");
$root = $_REQUEST["openid_trust_root"];
if (!$root || !valid_root($root, $ret)) {
$root = $ret;
}
switch ($root) {
case "http://www.lifewiki.net/":
case "http://*.danga.com/openid/demo/":
break;
default:
badreq("Requester not trusted");
}
$resp = array(
"mode" => "id_res",
"identity" => $id,
"valid_to" => gmdate("Y-m-d\\TH:i:s\\Z", time() + VALID_TIME),
"return_to" => $ret,
