1 files changed, 171 insertions, 0 deletions
diff --git a/plugins/FacebookSSO/actions/facebooklogin.php b/plugins/FacebookSSO/actions/facebooklogin.php
new file mode 100644
index 000000000..bb30be1af
--- /dev/null
+++ b/plugins/FacebookSSO/actions/facebooklogin.php
@@ -0,0 +1,171 @@
+<?php
+/**
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2010, StatusNet, Inc.
+ *
+ * An action for logging in with Facebook
+ *
+ * PHP version 5
+ *
+ * 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/>.
+ *
+ * @category  Plugin
+ * @package   StatusNet
+ * @author    Zach Copley <zach@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
+ * @link      http://status.net/
+ */
+
+if (!defined('STATUSNET')) {
+    exit(1);
+}
+
+class FacebookloginAction extends Action
+{
+
+    function handle($args)
+    {
+        parent::handle($args);
+
+        if (common_is_real_login()) {
+            
+            $this->clientError(_m('Already logged in.'));
+
+        } else {
+
+            $facebook = new Facebook(
+                array(
+                    'appId'  => common_config('facebook', 'appid'),
+                    'secret' => common_config('facebook', 'secret'),
+                    'cookie' => true,
+                )
+            );
+
+            $session = $facebook->getSession();
+            $fbuser  = null;
+
+            if ($session) {
+                try {
+                    $fbuid = $facebook->getUser();
+                    $fbuser  = $facebook->api('/me');
+                } catch (FacebookApiException $e) {
+                    common_log(LOG_ERROR, $e);
+                }
+            }
+
+            if (!empty($fbuser)) {
+                common_debug("Found a valid Facebook user", __FILE__);
+
+                // Check to see if we have a foreign link already
+                $flink = Foreign_link::getByForeignId($fbuid, FACEBOOK_SERVICE);
+
+                if (empty($flink)) {
+
+                    // See if the user would like to register a new local
+                    // account
+                    common_redirect(
+                        common_local_url('facebookregister'),
+                        303
+                    );
+
+                } else {
+
+                    // Log our user in!
+                    $user = $flink->getUser();
+
+                    if (!empty($user)) {
+
+                        common_log(
+                            LOG_INFO,
+                            sprintf(
+                                'Logged in Facebook user %s as user %s (%s)',
+                                $fbuid,
+                                $user->id,
+                                $user->nickname
+                            ),
+                            __FILE__
+                        );
+
+                        common_set_user($user);
+                        common_real_login(true);
+                        $this->goHome($user->nickname);
+                    }
+                }
+
+            }
+        }
+
+        $this->showPage();
+    }
+
+    function goHome($nickname)
+    {
+        $url = common_get_returnto();
+        if ($url) {
+            // We don't have to return to it again
+            common_set_returnto(null);
+        } else {
+            $url = common_local_url(
+                'all',
+                array('nickname' => $nickname)
+            );
+        }
+
+        common_redirect($url, 303);
+    }
+
+    function getInstructions()
+    {
+        // TRANS: Instructions.
+        return _m('Login with your Facebook Account');
+    }
+
+    function showPageNotice()
+    {
+        $instr = $this->getInstructions();
+        $output = common_markup_to_html($instr);
+        $this->elementStart('div', 'instructions');
+        $this->raw($output);
+        $this->elementEnd('div');
+    }
+
+    function title()
+    {
+        // TRANS: Page title.
+        return _m('Login with Facebook');
+    }
+
+    function showContent() {
+
+        $this->elementStart('fieldset');
+
+        $attrs = array(
+            //'show-faces' => 'true',
+            //'max-rows'   => '4',
+            //'width'      => '600',
+            'perms'      => 'user_location,user_website,offline_access,publish_stream'
+        );
+
+        $this->element('fb:login-button', $attrs);
+        $this->elementEnd('fieldset');
+    }
+
+    function showLocalNav()
+    {
+        $nav = new LoginGroupNav($this);
+        $nav->show();
+    }
+}
+