From 2b79b4d21fa33844911f28b9e33ec958cbac3de9 Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@controlyourself.ca>
Date: Tue, 4 Aug 2009 06:19:56 -0400
Subject: Move OpenID-related files to OpenID plugin directory

As a first step to pluginizing our OpenID support, I've moved the
important OpenID-related files to a dedicated plugin directory. Many
of these classes are still referred to by libraries that are still in
core.
---
 plugins/OpenID/openidlogin.php | 131 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 plugins/OpenID/openidlogin.php

(limited to 'plugins/OpenID/openidlogin.php')

diff --git a/plugins/OpenID/openidlogin.php b/plugins/OpenID/openidlogin.php
new file mode 100644
index 000000000..a8d052096
--- /dev/null
+++ b/plugins/OpenID/openidlogin.php
@@ -0,0 +1,131 @@
+<?php
+/*
+ * Laconica - a distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, Control Yourself, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+if (!defined('LACONICA')) { exit(1); }
+
+require_once(INSTALLDIR.'/lib/openid.php');
+
+class OpenidloginAction extends Action
+{
+    function handle($args)
+    {
+        parent::handle($args);
+        if (common_is_real_login()) {
+            $this->clientError(_('Already logged in.'));
+        } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+            $openid_url = $this->trimmed('openid_url');
+
+            # CSRF protection
+            $token = $this->trimmed('token');
+            if (!$token || $token != common_session_token()) {
+                $this->showForm(_('There was a problem with your session token. Try again, please.'), $openid_url);
+                return;
+            }
+
+            $rememberme = $this->boolean('rememberme');
+
+            common_ensure_session();
+
+            $_SESSION['openid_rememberme'] = $rememberme;
+
+            $result = oid_authenticate($openid_url,
+                                       'finishopenidlogin');
+
+            if (is_string($result)) { # error message
+                unset($_SESSION['openid_rememberme']);
+                $this->showForm($result, $openid_url);
+            }
+        } else {
+            $openid_url = oid_get_last();
+            $this->showForm(null, $openid_url);
+        }
+    }
+
+    function getInstructions()
+    {
+        if (common_logged_in() && !common_is_real_login() &&
+            common_get_returnto()) {
+            // rememberme logins have to reauthenticate before
+            // changing any profile settings (cookie-stealing protection)
+            return _('For security reasons, please re-login with your ' .
+                     '[OpenID](%%doc.openid%%) ' .
+                     'before changing your settings.');
+        } else {
+            return _('Login with an [OpenID](%%doc.openid%%) account.');
+        }
+    }
+
+    function showPageNotice()
+    {
+        if ($this->error) {
+            $this->element('div', array('class' => 'error'), $this->error);
+        } else {
+            $instr = $this->getInstructions();
+            $output = common_markup_to_html($instr);
+            $this->elementStart('div', 'instructions');
+            $this->raw($output);
+            $this->elementEnd('div');
+        }
+    }
+
+    function title()
+    {
+        return _('OpenID Login');
+    }
+
+    function showForm($error=null, $openid_url)
+    {
+        $this->error = $error;
+        $this->openid_url = $openid_url;
+        $this->showPage();
+    }
+
+    function showContent() {
+        $formaction = common_local_url('openidlogin');
+        $this->elementStart('form', array('method' => 'post',
+                                           'id' => 'form_openid_login',
+                                           'class' => 'form_settings',
+                                           'action' => $formaction));
+        $this->elementStart('fieldset');
+        $this->element('legend', null, _('OpenID login'));
+        $this->hidden('token', common_session_token());
+
+        $this->elementStart('ul', 'form_data');
+        $this->elementStart('li');
+        $this->input('openid_url', _('OpenID URL'),
+                     $this->openid_url,
+                     _('Your OpenID URL'));
+        $this->elementEnd('li');
+        $this->elementStart('li', array('id' => 'settings_rememberme'));
+        $this->checkbox('rememberme', _('Remember me'), false,
+                        _('Automatically login in the future; ' .
+                           'not for shared computers!'));
+        $this->elementEnd('li');
+        $this->elementEnd('ul');
+        $this->submit('submit', _('Login'));
+        $this->elementEnd('fieldset');
+        $this->elementEnd('form');
+    }
+
+    function showLocalNav()
+    {
+        $nav = new LoginGroupNav($this);
+        $nav->show();
+    }
+}
-- 
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