+}
+
+function oid_clear_last() {
+ if (oid_get_last()) {
+ oid_set_last('');
+ }
+}
+
+function oid_set_last($openid_url) {
+ global $config;
+ setcookie(OPENID_COOKIE_KEY, $openid_url,
+ time() + OPENID_COOKIE_EXPIRY,
+ '/' . $config['site']['path'] . '/',
+ $config['site']['server']);
+}
+
+function oid_get_last() {
+ return $_COOKIE[OPENID_COOKIE_KEY];
+}
+
+function oid_link_user($id, $canonical, $display) {
+
+ $oid = new User_openid();
+ $oid->user_id = $id;
+ $oid->canonical = $canonical;
+ $oid->display = $display;
+ $oid->created = DB_DataObject_Cast::dateTime();
+
+ if (!$oid->insert()) {
+ $err = PEAR::getStaticProperty('DB_DataObject','lastError');
+ common_debug('DB error ' . $err->code . ': ' . $err->message, __FILE__);
+ return false;
+ }
+
+ return true;
+}
+
+function oid_get_user($openid_url) {
+ $user = NULL;
+ $oid = User_openid::staticGet('canonical', $openid_url);
+ if ($oid) {
+ $user = User::staticGet('id', $oid->user_id);
+ }
+ return $user;
+}
+
+function oid_check_immediate($openid_url, $backto=NULL) {
+ if (!$backto) {
+ $backto = $_SERVER['PHP_SELF'];
+ }
+ common_ensure_session();
+ $_SESSION['openid_immediate_backto'] = $backto;
+ oid_authenticate($openid_url,
+ 'finishimmediate',
+ true);
+}
+
+function oid_authenticate($openid_url, $returnto, $immediate=false) {
+
+ $consumer = oid_consumer();
+
+ if (!$consumer) {
+ common_server_error(_t('Cannot instantiate OpenID consumer object.'));
+ return false;
+ }
+
+ common_ensure_session();
+
+ $auth_request = $consumer->begin($openid_url);
+
+ // Handle failure status return values.
+ if (!$auth_request) {
+ return _t('Not a valid OpenID.');
+ } else if (Auth_OpenID::isFailure($auth_request)) {
+ return _t('OpenID failure: ') . $auth_request->message;
+ }
+
+ $sreg_request = Auth_OpenID_SRegRequest::build(// Required
+ array(),
+ // Optional
+ array('nickname',
+ 'email',
+ 'fullname',
+ 'language',
+ 'timezone',
+ 'postcode',
+ 'country'));
+
+ if ($sreg_request) {
+ $auth_request->addExtension($sreg_request);
+ }
+
+ $trust_root = common_local_url('public');
+ $process_url = common_local_url($returnto);
+
+ if ($auth_request->shouldSendRedirect()) {
+ $redirect_url = $auth_request->redirectURL($trust_root,
+ $process_url,
+ $immediate);
+ if (!$redirect_url) {
+ } else if (Auth_OpenID::isFailure($redirect_url)) {
+ return _t('Could not redirect to server: ') . $redirect_url->message;
+ } else {
+ common_redirect($redirect_url);
+ }
+ } else {
+ // Generate form markup and render it.
+ $form_id = 'openid_message';
+ $form_html = $auth_request->formMarkup($trust_root, $process_url,
+ $immediate, array('id' => $form_id));
+
+ # XXX: This is cheap, but things choke if we don't escape ampersands
+ # in the HTML attributes
+
+ $form_html = preg_replace('/&/', '&', $form_html);
+
+ // Display an error if the form markup couldn't be generated;
+ // otherwise, render the HTML.
+ if (Auth_OpenID::isFailure($form_html)) {
+ $this->show_form(_t('Could not create OpenID form: ') . $form_html->message);
+ } else {
+ common_show_header(_t('OpenID Auto-Submit'));
+ common_element('p', 'instructions',
+ _t('This form should automatically submit itself. '.
+ 'If not, click the submit button to go to your '.
+ 'OpenID provider.'));
+ common_raw($form_html);
+ common_element('script', NULL,
+ '$(document).ready(function() { ' .
+ ' $("#'. $form_id .'").submit(); '.
+ '});');
+ common_show_footer();
+ }
+ }
+}
+
+# update a user from sreg parameters
+
+function oid_update_user(&$user, &$sreg) {
+
+ $profile = $user->getProfile();
+
+ $orig_profile = clone($profile);
+
+ if ($sreg['fullname'] && strlen($sreg['fullname']) <= 255) {
+ $profile->fullname = $sreg['fullname'];
+ }
+
+ if ($sreg['country']) {
+ if ($sreg['postcode']) {
+ # XXX: use postcode to get city and region
+ # XXX: also, store postcode somewhere -- it's valuable!
+ $profile->location = $sreg['postcode'] . ', ' . $sreg['country'];
+ } else {
+ $profile->location = $sreg['country'];
+ }
+ }
+
+ # XXX save language if it's passed
+ # XXX save timezone if it's passed
+
+ if (!$profile->update($orig_profile)) {
+ common_server_error(_t('Error saving the profile.'));
+ return;
+ }
+
+ $orig_user = clone($user);
+
+ if ($sreg['email'] && Validate::email($sreg['email'], true)) {
+ $user->email = $sreg['email'];
+ }
+
+ if (!$user->update($orig_user)) {
+ common_server_error(_t('Error saving the user.'));
+ return;
+ }
+}