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-rw-r--r--plugins/Facebook/FBConnectPlugin.php367
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diff --git a/plugins/Facebook/FBConnectPlugin.php b/plugins/Facebook/FBConnectPlugin.php
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--- a/plugins/Facebook/FBConnectPlugin.php
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-<?php
-/**
- * StatusNet, the distributed open-source microblogging tool
- *
- * Plugin to enable Facebook Connect
- *
- * PHP version 5
- *
- * LICENCE: 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 2009 StatusNet, Inc.
- * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link http://status.net/
- */
-
-if (!defined('STATUSNET') && !defined('LACONICA')) {
- exit(1);
-}
-
-define("FACEBOOK_CONNECT_SERVICE", 3);
-
-require_once INSTALLDIR . '/lib/facebookutil.php';
-require_once INSTALLDIR . '/plugins/FBConnect/FBConnectAuth.php';
-require_once INSTALLDIR . '/plugins/FBConnect/FBConnectLogin.php';
-require_once INSTALLDIR . '/plugins/FBConnect/FBConnectSettings.php';
-require_once INSTALLDIR . '/plugins/FBConnect/FBCLoginGroupNav.php';
-require_once INSTALLDIR . '/plugins/FBConnect/FBCSettingsNav.php';
-require_once INSTALLDIR . '/plugins/FBConnect/FBC_XDReceiver.php';
-
-/**
- * Plugin to enable Facebook Connect
- *
- * @category Plugin
- * @package StatusNet
- * @author Zach Copley <zach@status.net>
- * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link http://status.net/
- */
-
-class FBConnectPlugin extends Plugin
-{
- function __construct()
- {
- parent::__construct();
- }
-
- // Hook in new actions
- function onRouterInitialized(&$m) {
- $m->connect('main/facebookconnect', array('action' => 'FBConnectAuth'));
- $m->connect('main/facebooklogin', array('action' => 'FBConnectLogin'));
- $m->connect('settings/facebook', array('action' => 'FBConnectSettings'));
- $m->connect('xd_receiver.html', array('action' => 'FBC_XDReceiver'));
- }
-
- // Add in xmlns:fb
- function onStartShowHTML($action)
- {
-
- if ($this->reqFbScripts($action)) {
-
- // XXX: Horrible hack to make Safari, FF2, and Chrome work with
- // Facebook Connect. These browser cannot use Facebook's
- // DOM parsing routines unless the mime type of the page is
- // text/html even though Facebook Connect uses XHTML. This is
- // A bug in Facebook Connect, and this is a temporary solution
- // until they fix their JavaScript libs.
- header('Content-Type: text/html');
-
- $action->extraHeaders();
-
- $action->startXML('html');
-
- $language = $action->getLanguage();
-
- $action->elementStart('html',
- array('xmlns' => 'http://www.w3.org/1999/xhtml',
- 'xmlns:fb' => 'http://www.facebook.com/2008/fbml',
- 'xml:lang' => $language,
- 'lang' => $language));
-
- return false;
-
- } else {
-
- return true;
- }
- }
-
- // Note: this script needs to appear in the <body>
-
- function onEndShowScripts($action)
- {
- if ($this->reqFbScripts($action)) {
-
- $apikey = common_config('facebook', 'apikey');
- $plugin_path = common_path('plugins/FBConnect');
-
- $login_url = common_local_url('FBConnectAuth');
- $logout_url = common_local_url('logout');
-
- // XXX: Facebook says we don't need this FB_RequireFeatures(),
- // but we actually do, for IE and Safari. Gar.
-
- $js = '<script type="text/javascript">';
- $js .= ' $(document).ready(function () {';
- $js .= ' FB_RequireFeatures(';
- $js .= ' ["XFBML"], function() {';
- $js .= ' FB.init("%1$s", "../xd_receiver.html");';
- $js .= ' }';
- $js .= ' );';
- $js .= ' });';
-
- $js .= ' function goto_login() {';
- $js .= ' window.location = "%2$s";';
- $js .= ' }';
-
- // The below function alters the logout link so that it logs the user out
- // of Facebook Connect as well as the site. However, for some pages
- // (FB Connect Settings) we need to output the FB Connect scripts (to
- // show an existing FB connection even if the user isn't authenticated
- // with Facebook connect) but NOT alter the logout link. And the only
- // way to reliably do that is with the FB Connect .js libs. Crazy.
-
- $js .= ' FB.ensureInit(function() {';
- $js .= ' FB.Connect.ifUserConnected(';
- $js .= ' function() { ';
- $js .= ' $(\'#nav_logout a\').attr(\'href\', \'#\');';
- $js .= ' $(\'#nav_logout a\').click(function() {';
- $js .= ' FB.Connect.logoutAndRedirect(\'%3$s\');';
- $js .= ' return false;';
- $js .= ' })';
- $js .= ' },';
- $js .= ' function() {';
- $js .= ' return false;';
- $js .= ' }';
- $js .= ' );';
- $js .= ' });';
- $js .= '</script>';
-
- $js = sprintf($js, $apikey, $login_url, $logout_url);
-
- // Compress the bugger down a bit
- $js = str_replace(' ', '', $js);
-
- $action->raw(" $js"); // leading two spaces to make it line up
- }
-
- }
-
- // Note: this script needs to appear as close as possible to </body>
-
- function onEndShowFooter($action)
- {
- if ($this->reqFbScripts($action)) {
- $action->script('http://static.ak.connect.facebook.com/js/api_lib/v0.4/FeatureLoader.js.php');
- }
- }
-
- function onEndShowStatusNetStyles($action)
- {
- if ($this->reqFbScripts($action)) {
- $action->cssLink('plugins/FBConnect/FBConnectPlugin.css');
- }
- }
-
- /**
- * Does the Action we're plugged into require the FB Scripts? We only
- * want to output FB namespace, scripts, CSS, etc. on the pages that
- * really need them.
- *
- * @param Action the action in question
- *
- * @return boolean true
- */
-
- function reqFbScripts($action) {
-
- // If you're logged in w/FB Connect, you always need the FB stuff
-
- $fbuid = $this->loggedIn();
-
- if (!empty($fbuid)) {
- return true;
- }
-
- // List of actions that require FB stuff
-
- $needy = array('FBConnectLoginAction',
- 'FBConnectauthAction',
- 'FBConnectSettingsAction');
-
- if (in_array(get_class($action), $needy)) {
- return true;
- }
-
- return false;
-
- }
-
- /**
- * Is the user currently logged in with FB Connect?
- *
- * @return mixed $fbuid the Facebook ID of the logged in user, or null
- */
-
- function loggedIn()
- {
- $user = common_current_user();
-
- if (!empty($user)) {
-
- $flink = Foreign_link::getByUserId($user->id,
- FACEBOOK_CONNECT_SERVICE);
- $fbuid = 0;
-
- if (!empty($flink)) {
-
- try {
-
- $facebook = getFacebook();
- $fbuid = $facebook->get_loggedin_user();
-
- } catch (Exception $e) {
- common_log(LOG_WARNING, 'Facebook Connect Plugin - ' .
- 'Problem getting Facebook user: ' .
- $e->getMessage());
- }
-
- if ($fbuid > 0) {
- return $fbuid;
- }
- }
- }
-
- return null;
- }
-
- function onStartPrimaryNav($action)
- {
-
- $user = common_current_user();
- $connect = 'FBConnectSettings';
- if (common_config('xmpp', 'enabled')) {
- $connect = 'imsettings';
- } else if (common_config('sms', 'enabled')) {
- $connect = 'smssettings';
- } else if (common_config('twitter', 'enabled')) {
- $connect = 'twittersettings';
- }
-
- if (!empty($user)) {
-
- $fbuid = $this->loggedIn();
-
- if (!empty($fbuid)) {
-
- /* Default FB silhouette pic for FB users who haven't
- uploaded a profile pic yet. */
-
- $silhouetteUrl =
- 'http://static.ak.fbcdn.net/pics/q_silhouette.gif';
-
- $url = $this->getProfilePicURL($fbuid);
-
- $action->elementStart('li', array('id' => 'nav_fb'));
-
- $action->element('img', array('id' => 'fbc_profile-pic',
- 'src' => (!empty($url)) ? $url : $silhouetteUrl,
- 'alt' => 'Facebook Connect User',
- 'width' => '16'), '');
-
- $iconurl = common_path('plugins/FBConnect/fbfavicon.ico');
- $action->element('img', array('id' => 'fb_favicon',
- 'src' => $iconurl));
-
- $action->elementEnd('li');
-
- }
- }
-
- return true;
- }
-
- function onStartShowLocalNavBlock($action)
- {
- $action_name = get_class($action);
-
- $login_actions = array('LoginAction', 'RegisterAction',
- 'OpenidloginAction', 'FBConnectLoginAction');
-
- if (in_array($action_name, $login_actions)) {
- $nav = new FBCLoginGroupNav($action);
- $nav->show();
- return false;
- }
-
- $connect_actions = array('SmssettingsAction', 'ImsettingsAction',
- 'TwittersettingsAction', 'FBConnectSettingsAction');
-
- if (in_array($action_name, $connect_actions)) {
- $nav = new FBCSettingsNav($action);
- $nav->show();
- return false;
- }
-
- return true;
- }
-
- function onStartLogout($action)
- {
- $action->logout();
- $fbuid = $this->loggedIn();
-
- if (!empty($fbuid)) {
- try {
- $facebook = getFacebook();
- $facebook->expire_session();
- } catch (Exception $e) {
- common_log(LOG_WARNING, 'Facebook Connect Plugin - ' .
- 'Could\'t logout of Facebook: ' .
- $e->getMessage());
- }
- }
-
- return true;
- }
-
- function getProfilePicURL($fbuid)
- {
-
- $facebook = getFacebook();
- $url = null;
-
- try {
-
- $fqry = 'SELECT pic_square FROM user WHERE uid = %s';
-
- $result = $facebook->api_client->fql_query(sprintf($fqry, $fbuid));
-
- if (!empty($result)) {
- $url = $result[0]['pic_square'];
- }
-
- } catch (Exception $e) {
- common_log(LOG_WARNING, 'Facebook Connect Plugin - ' .
- "Facebook client failure requesting profile pic!");
- }
-
- return $url;
-
- }
-
-}
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