function OpenIDConvert($openid_url)
{
global $wgUser, $wgOut;
# Expand Interwiki
$openid_url = OpenIDInterwikiExpand($openid_url);
if (!OpenIDCanLogin($openid_url)) {
$wgOut->errorpage('openidpermission', 'openidpermissiontext');
return;
}
$other = OpenIDGetUser($openid_url);
if (isset($other)) {
if ($other->getId() == $wgUser->getID()) {
$wgOut->errorpage('openiderror', 'openidconvertyourstext');
} else {
$wgOut->errorpage('openiderror', 'openidconvertothertext');
}
return;
}
# If we're OK to here, let the user go log in
OpenIDLogin($openid_url, 'OpenIDConvert/Finish');
}
function OpenIDLogin($openid_url, $finish_page = 'OpenIDFinish')
{
global $wgUser, $wgTrustRoot, $wgOut;
# If it's an interwiki link, expand it
$openid_url = OpenIDInterwikiExpand($openid_url);
wfDebug("New URL is '{$openid_url}'\n");
# Check if the URL is allowed
if (!OpenIDCanLogin($openid_url)) {
$wgOut->errorpage('openidpermission', 'openidpermissiontext');
return;
}
$sk = $wgUser->getSkin();
if (isset($wgTrustRoot)) {
$trust_root = $wgTrustRoot;
} else {
global $wgArticlePath, $wgServer;
$root_article = str_replace('$1', '', $wgArticlePath);
$trust_root = $wgServer . $root_article;
}
$consumer = OpenIDConsumer();
if (!$consumer) {
$wgOut->errorpage('openiderror', 'openiderrortext');
return;
}
# Make sure the user has a session!
global $wgSessionStarted;
if (!$wgSessionStarted) {
$wgUser->SetupSession();
}
$auth_request = $consumer->begin($openid_url);
// Handle failure status return values.
if (!$auth_request) {
$wgOut->errorpage('openiderror', 'openiderrortext');
return;
}
# Check the processed URLs, too
$endpoint = $auth_request->endpoint;
if (isset($endpoint)) {
# Check if the URL is allowed
if (isset($endpoint->identity_url) && !OpenIDCanLogin($endpoint->identity_url)) {
$wgOut->errorpage('openidpermission', 'openidpermissiontext');
return;
}
if (isset($endpoint->delegate) && !OpenIDCanLogin($endpoint->delegate)) {
$wgOut->errorpage('openidpermission', 'openidpermissiontext');
return;
}
}
$auth_request->addExtensionArg('sreg', 'optional', 'nickname,email,fullname,language,timezone');
$process_url = OpenIDFullUrl($finish_page);
$redirect_url = $auth_request->redirectURL($trust_root, $process_url);
# OK, now go
$wgOut->redirect($redirect_url);
}
