function &doDiscover($openid_url)
{
$disco = $this->getDiscoveryObject($this->session, $openid_url, $this->session_key_prefix);
// Set the 'stale' attribute of the manager. If discovery
// fails in a fatal way, the stale flag will cause the manager
// to be cleaned up next time discovery is attempted.
$m = $disco->getManager();
$loader = new Auth_Yadis_ManagerLoader();
if ($m) {
if ($m->stale) {
$disco->destroyManager();
} else {
$m->stale = true;
$disco->session->set($disco->session_key, serialize($loader->toSession($m)));
}
}
$endpoint = $disco->getNextService($this->discoverMethod, $this->consumer->fetcher);
// Reset the 'stale' attribute of the manager.
$m =& $disco->getManager();
if ($m) {
$m->stale = false;
$disco->session->set($disco->session_key, serialize($loader->toSession($m)));
}
return $endpoint;
}
/**
* @access private
*/
function createManager($services, $yadis_url = null)
{
$key = $this->getSessionKey();
if ($this->getManager()) {
return $this->getManager();
}
if ($services) {
$loader = new Auth_Yadis_ManagerLoader();
$manager = new Auth_Yadis_Manager($this->url, $yadis_url, $services, $key);
$this->session->set($this->session_key, serialize($loader->toSession($manager)));
return $manager;
}
}
/**
* Start the OpenID authentication process. See steps 1-2 in the
* overview at the top of this file.
*
* @param string $user_url Identity URL given by the user. This
* method performs a textual transformation of the URL to try and
* make sure it is normalized. For example, a user_url of
* example.com will be normalized to http://example.com/
* normalizing and resolving any redirects the server might issue.
*
* @param bool $anonymous True if the OpenID request is to be sent
* to the server without any identifier information. Use this
* when you want to transport data but don't want to do OpenID
* authentication with identifiers.
*
* @return Auth_OpenID_AuthRequest $auth_request An object
* containing the discovered information will be returned, with a
* method for building a redirect URL to the server, as described
* in step 3 of the overview. This object may also be used to add
* extension arguments to the request, using its 'addExtensionArg'
* method.
*/
function begin($user_url, $anonymous = false)
{
$openid_url = $user_url;
$disco = $this->getDiscoveryObject($this->session, $openid_url, $this->session_key_prefix);
// Set the 'stale' attribute of the manager. If discovery
// fails in a fatal way, the stale flag will cause the manager
// to be cleaned up next time discovery is attempted.
$m = $disco->getManager();
$loader = new Auth_Yadis_ManagerLoader();
// kh
// var_dump($m);
if ($m) {
if ($m->stale) {
$disco->destroyManager();
} else {
$m->stale = true;
$disco->session->set($disco->session_key, serialize($loader->toSession($m)));
}
}
$endpoint = $disco->getNextService($this->discoverMethod, $this->consumer->fetcher);
//var_dump($endpoint);die;
// Reset the 'stale' attribute of the manager.
$m = $disco->getManager();
if ($m) {
$m->stale = false;
$disco->session->set($disco->session_key, serialize($loader->toSession($m)));
}
if ($endpoint === null) {
//file_put_contents("log.txt", "錯誤的OpenID(URL) 或 discover fail: no OP server endpoint，檢查XRDS檔案的設置路徑\n", FILE_APPEND);
$error = "錯誤的OpenID(URL) 或 discover fail: no OP server endpoint，檢查XRDS檔案的設置路徑";
// include 'test_index.php';
exit(0);
// return null;
} else {
return $this->beginWithoutDiscovery($endpoint, $anonymous);
}
}