--- /dev/null
+<?php
+/**
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2010, StatusNet, Inc.
+ *
+ * A plugin for integrating Facebook with StatusNet. Includes single-sign-on
+ * and publishing notices to Facebook using Facebook's Graph API.
+ *
+ * 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 Pugin
+ * @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);
+}
+
+define("FACEBOOK_SERVICE", 2);
+
+/**
+ * Main class for Facebook plugin
+ *
+ * @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/
+ */
+class FacebookBridgePlugin extends Plugin
+{
+ public $appId = null; // Facebook application ID
+ public $secret = null; // Facebook application secret
+ public $facebook = null; // Facebook application instance
+ public $dir = null; // Facebook SSO plugin dir
+
+ /**
+ * Initializer for this plugin
+ *
+ * Gets an instance of the Facebook API client object
+ *
+ * @return boolean hook value; true means continue processing, false means stop.
+ */
+ function initialize()
+ {
+ $this->facebook = Facebookclient::getFacebook(
+ $this->appId,
+ $this->secret
+ );
+
+ return true;
+ }
+
+ /**
+ * Load related modules when needed
+ *
+ * @param string $cls Name of the class to be loaded
+ *
+ * @return boolean hook value; true means continue processing, false means stop.
+ */
+ function onAutoload($cls)
+ {
+
+ $dir = dirname(__FILE__);
+
+ //common_debug("class = " . $cls);
+
+ switch ($cls)
+ {
+ case 'Facebook': // Facebook PHP SDK
+ include_once $dir . '/extlib/facebook.php';
+ return false;
+ case 'FacebookloginAction':
+ case 'FacebookfinishloginAction':
+ case 'FacebookadminpanelAction':
+ case 'FacebooksettingsAction':
+ case 'FacebookdeauthorizeAction':
+ include_once $dir . '/actions/' . strtolower(mb_substr($cls, 0, -6)) . '.php';
+ return false;
+ case 'Facebookclient':
+ case 'FacebookQueueHandler':
+ include_once $dir . '/lib/' . strtolower($cls) . '.php';
+ return false;
+ case 'Notice_to_item':
+ include_once $dir . '/classes/' . $cls . '.php';
+ return false;
+ default:
+ return true;
+ }
+
+ }
+
+ /**
+ * Database schema setup
+ *
+ * We maintain a table mapping StatusNet notices to Facebook items
+ *
+ * @see Schema
+ * @see ColumnDef
+ *
+ * @return boolean hook value; true means continue processing, false means stop.
+ */
+ function onCheckSchema()
+ {
+ $schema = Schema::get();
+ $schema->ensureTable('notice_to_item', Notice_to_item::schemaDef());
+ return true;
+ }
+
+ /*
+ * Does this $action need the Facebook JavaScripts?
+ */
+ function needsScripts($action)
+ {
+ static $needy = array(
+ 'FacebookloginAction',
+ 'FacebookfinishloginAction',
+ 'FacebookadminpanelAction',
+ 'FacebooksettingsAction'
+ );
+
+ if (in_array(get_class($action), $needy)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Map URLs to actions
+ *
+ * @param Net_URL_Mapper $m path-to-action mapper
+ *
+ * @return boolean hook value; true means continue processing, false means stop.
+ */
+ function onRouterInitialized($m)
+ {
+ // Always add the admin panel route
+ $m->connect('admin/facebook', array('action' => 'facebookadminpanel'));
+
+ // Only add these routes if an application has been setup on
+ // Facebook for the plugin to use.
+ if ($this->hasApplication()) {
+
+ $m->connect(
+ 'main/facebooklogin',
+ array('action' => 'facebooklogin')
+ );
+ $m->connect(
+ 'main/facebookfinishlogin',
+ array('action' => 'facebookfinishlogin')
+ );
+ $m->connect(
+ 'settings/facebook',
+ array('action' => 'facebooksettings')
+ );
+ $m->connect(
+ 'facebook/deauthorize',
+ array('action' => 'facebookdeauthorize')
+ );
+
+ }
+
+ return true;
+ }
+
+ /*
+ * Add a login tab for Facebook, but only if there's a Facebook
+ * application defined for the plugin to use.
+ *
+ * @param Action &action the current action
+ *
+ * @return void
+ */
+ function onEndLoginGroupNav(&$action)
+ {
+ $action_name = $action->trimmed('action');
+
+ if ($this->hasApplication()) {
+
+ $action->menuItem(
+ common_local_url('facebooklogin'),
+ _m('MENU', 'Facebook'),
+ // TRANS: Tooltip for menu item "Facebook".
+ _m('Login or register using Facebook'),
+ 'facebooklogin' === $action_name
+ );
+ }
+
+ return true;
+ }
+
+ /**
+ * Add a Facebook tab to the admin panels
+ *
+ * @param Widget $nav Admin panel nav
+ *
+ * @return boolean hook value
+ */
+ function onEndAdminPanelNav($nav)
+ {
+ if (AdminPanelAction::canAdmin('facebook')) {
+
+ $action_name = $nav->action->trimmed('action');
+
+ $nav->out->menuItem(
+ common_local_url('facebookadminpanel'),
+ // TRANS: Menu item.
+ _m('MENU','Facebook'),
+ // TRANS: Tooltip for menu item "Facebook".
+ _m('Facebook integration configuration'),
+ $action_name == 'facebookadminpanel',
+ 'nav_facebook_admin_panel'
+ );
+ }
+
+ return true;
+ }
+
+ /*
+ * Add a tab for user-level Facebook settings
+ *
+ * @param Action &action the current action
+ *
+ * @return void
+ */
+ function onEndConnectSettingsNav(&$action)
+ {
+ if ($this->hasApplication()) {
+ $action_name = $action->trimmed('action');
+
+ $action->menuItem(
+ common_local_url('facebooksettings'),
+ // TRANS: Menu item tab.
+ _m('MENU','Facebook'),
+ // TRANS: Tooltip for menu item "Facebook".
+ _m('Facebook settings'),
+ $action_name === 'facebooksettings'
+ );
+ }
+
+ return true;
+ }
+
+ /*
+ * Is there a Facebook application for the plugin to use?
+ *
+ * Checks to see if a Facebook application ID and secret
+ * have been configured and a valid Facebook API client
+ * object exists.
+ *
+ */
+ function hasApplication()
+ {
+ if (!empty($this->facebook)) {
+
+ $appId = $this->facebook->getAppId();
+ $secret = $this->facebook->getApiSecret();
+
+ if (!empty($appId) && !empty($secret)) {
+ return true;
+ }
+
+ }
+
+ return false;
+ }
+
+ /*
+ * Output a Facebook div for the Facebook JavaSsript SDK to use
+ *
+ * @param Action $action the current action
+ *
+ */
+ function onStartShowHeader($action)
+ {
+ // output <div id="fb-root"></div> as close to <body> as possible
+ $action->element('div', array('id' => 'fb-root'));
+ return true;
+ }
+
+ /*
+ * Load the Facebook JavaScript SDK on pages that need them.
+ *
+ * @param Action $action the current action
+ *
+ */
+ function onEndShowScripts($action)
+ {
+ if ($this->needsScripts($action)) {
+
+ $action->script('https://connect.facebook.net/en_US/all.js');
+
+ $script = <<<ENDOFSCRIPT
+FB.init({appId: %1\$s, session: %2\$s, status: true, cookie: true, xfbml: true});
+
+$('#facebook_button').bind('click', function(event) {
+
+ event.preventDefault();
+
+ FB.login(function(response) {
+ if (response.session && response.perms) {
+ window.location.href = '%3\$s';
+ } else {
+ // NOP (user cancelled login)
+ }
+ }, {perms:'read_stream,publish_stream,offline_access,user_status,user_location,user_website,email'});
+});
+ENDOFSCRIPT;
+
+ $action->inlineScript(
+ sprintf($script,
+ json_encode($this->facebook->getAppId()),
+ json_encode($this->facebook->getSession()),
+ common_local_url('facebookfinishlogin')
+ )
+ );
+ }
+ }
+
+ /*
+ * Log the user out of Facebook, per the Facebook authentication guide
+ *
+ * @param Action action the current action
+ */
+ function onEndLogout($action)
+ {
+ if ($this->hasApplication()) {
+ $session = $this->facebook->getSession();
+ $fbuser = null;
+ $fbuid = null;
+
+ if ($session) {
+ try {
+ $fbuid = $this->facebook->getUser();
+ $fbuser = $this->facebook->api('/me');
+ } catch (FacebookApiException $e) {
+ common_log(LOG_ERROR, $e, __FILE__);
+ }
+ }
+
+ if (!empty($fbuser)) {
+
+ $logoutUrl = $this->facebook->getLogoutUrl(
+ array('next' => common_local_url('public'))
+ );
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ "Logging user out of Facebook (fbuid = %s)",
+ $fbuid
+ ),
+ __FILE__
+ );
+ common_debug("LOGOUT URL = $logoutUrl");
+ common_redirect($logoutUrl, 303);
+ }
+
+ }
+ }
+
+ /*
+ * Add fbml namespace to our HTML, so Facebook's JavaScript SDK can parse
+ * and render XFBML tags
+ *
+ * @param Action $action the current action
+ * @param array $attrs array of attributes for the HTML tag
+ *
+ * @return nothing
+ */
+ function onStartHtmlElement($action, $attrs) {
+
+ if ($this->needsScripts($action)) {
+ $attrs = array_merge(
+ $attrs,
+ array('xmlns:fb' => 'http://www.facebook.com/2008/fbml')
+ );
+ }
+
+ return true;
+ }
+
+ /**
+ * Add a Facebook queue item for each notice
+ *
+ * @param Notice $notice the notice
+ * @param array &$transports the list of transports (queues)
+ *
+ * @return boolean hook return
+ */
+ function onStartEnqueueNotice($notice, &$transports)
+ {
+ if (self::hasApplication() && $notice->isLocal()) {
+ array_push($transports, 'facebook');
+ }
+ return true;
+ }
+
+ /**
+ * Register Facebook notice queue handler
+ *
+ * @param QueueManager $manager
+ *
+ * @return boolean hook return
+ */
+ function onEndInitializeQueueManager($manager)
+ {
+ if (self::hasApplication()) {
+ $manager->connect('facebook', 'FacebookQueueHandler');
+ }
+ return true;
+ }
+
+ /*
+ * Use SSL for Facebook stuff
+ *
+ * @param string $action name
+ * @param boolean $ssl outval to force SSL
+ * @return mixed hook return value
+ */
+ function onSensitiveAction($action, &$ssl)
+ {
+ $sensitive = array(
+ 'facebookadminpanel',
+ 'facebooksettings',
+ 'facebooklogin',
+ 'facebookfinishlogin'
+ );
+
+ if (in_array($action, $sensitive)) {
+ $ssl = true;
+ return false;
+ } else {
+ return true;
+ }
+ }
+
+ /**
+ * If a notice gets deleted, remove the Notice_to_item mapping and
+ * delete the item on Facebook
+ *
+ * @param User $user The user doing the deleting
+ * @param Notice $notice The notice getting deleted
+ *
+ * @return boolean hook value
+ */
+ function onStartDeleteOwnNotice(User $user, Notice $notice)
+ {
+ $client = new Facebookclient($notice);
+ $client->streamRemove();
+
+ return true;
+ }
+
+ /**
+ * Notify remote users when their notices get favorited.
+ *
+ * @param Profile or User $profile of local user doing the faving
+ * @param Notice $notice being favored
+ * @return hook return value
+ */
+ function onEndFavorNotice(Profile $profile, Notice $notice)
+ {
+ $client = new Facebookclient($notice);
+ $client->like();
+
+ return true;
+ }
+
+ /**
+ * Notify remote users when their notices get de-favorited.
+ *
+ * @param Profile $profile Profile person doing the de-faving
+ * @param Notice $notice Notice being favored
+ *
+ * @return hook return value
+ */
+ function onEndDisfavorNotice(Profile $profile, Notice $notice)
+ {
+ $client = new Facebookclient($notice);
+ $client->unLike();
+
+ return true;
+ }
+
+ /*
+ * Add version info for this plugin
+ *
+ * @param array &$versions plugin version descriptions
+ */
+ function onPluginVersion(&$versions)
+ {
+ $versions[] = array(
+ 'name' => 'Facebook Single-Sign-On',
+ 'version' => STATUSNET_VERSION,
+ 'author' => 'Craig Andrews, Zach Copley',
+ 'homepage' => 'http://status.net/wiki/Plugin:FacebookBridge',
+ 'rawdescription' =>
+ _m('A plugin for integrating StatusNet with Facebook.')
+ );
+
+ return true;
+ }
+}
--- /dev/null
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Facebook integration administration panel
+ *
+ * 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 Settings
+ * @package StatusNet
+ * @author Zach Copley <zach@status.net>
+ * @copyright 2010 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')) {
+ exit(1);
+}
+
+/**
+ * Administer global Facebook integration settings
+ *
+ * @category Admin
+ * @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 FacebookadminpanelAction extends AdminPanelAction
+{
+ /**
+ * Returns the page title
+ *
+ * @return string page title
+ */
+ function title()
+ {
+ return _m('Facebook');
+ }
+
+ /**
+ * Instructions for using this form.
+ *
+ * @return string instructions
+ */
+ function getInstructions()
+ {
+ return _m('Facebook integration settings');
+ }
+
+ /**
+ * Show the Facebook admin panel form
+ *
+ * @return void
+ */
+ function showForm()
+ {
+ $form = new FacebookAdminPanelForm($this);
+ $form->show();
+ return;
+ }
+
+ /**
+ * Save settings from the form
+ *
+ * @return void
+ */
+ function saveSettings()
+ {
+ static $settings = array(
+ 'facebook' => array('appid', 'secret'),
+ );
+
+ $values = array();
+
+ foreach ($settings as $section => $parts) {
+ foreach ($parts as $setting) {
+ $values[$section][$setting]
+ = $this->trimmed($setting);
+ }
+ }
+
+ // This throws an exception on validation errors
+ $this->validate($values);
+
+ // assert(all values are valid);
+
+ $config = new Config();
+
+ $config->query('BEGIN');
+
+ foreach ($settings as $section => $parts) {
+ foreach ($parts as $setting) {
+ Config::save($section, $setting, $values[$section][$setting]);
+ }
+ }
+
+ $config->query('COMMIT');
+
+ return;
+ }
+
+ function validate(&$values)
+ {
+ // appId, key and secret (can't be too long)
+
+ if (mb_strlen($values['facebook']['appid']) > 255) {
+ $this->clientError(
+ _m("Invalid Facebook ID. Max length is 255 characters.")
+ );
+ }
+
+ if (mb_strlen($values['facebook']['secret']) > 255) {
+ $this->clientError(
+ _m("Invalid Facebook secret. Max length is 255 characters.")
+ );
+ }
+ }
+}
+
+class FacebookAdminPanelForm extends AdminForm
+{
+ /**
+ * ID of the form
+ *
+ * @return int ID of the form
+ */
+ function id()
+ {
+ return 'facebookadminpanel';
+ }
+
+ /**
+ * class of the form
+ *
+ * @return string class of the form
+ */
+ function formClass()
+ {
+ return 'form_settings';
+ }
+
+ /**
+ * Action of the form
+ *
+ * @return string URL of the action
+ */
+ function action()
+ {
+ return common_local_url('facebookadminpanel');
+ }
+
+ /**
+ * Data elements of the form
+ *
+ * @return void
+ */
+ function formData()
+ {
+ $this->out->elementStart(
+ 'fieldset',
+ array('id' => 'settings_facebook-application')
+ );
+ $this->out->element('legend', null, _m('Facebook application settings'));
+ $this->out->elementStart('ul', 'form_data');
+
+ $this->li();
+ $this->input(
+ 'appid',
+ _m('Application ID'),
+ _m('ID of your Facebook application'),
+ 'facebook'
+ );
+ $this->unli();
+
+ $this->li();
+ $this->input(
+ 'secret',
+ _m('Secret'),
+ _m('Application secret'),
+ 'facebook'
+ );
+ $this->unli();
+
+ $this->out->elementEnd('ul');
+ $this->out->elementEnd('fieldset');
+ }
+
+ /**
+ * Action elements
+ *
+ * @return void
+ */
+ function formActions()
+ {
+ $this->out->submit('submit', _m('Save'), 'submit', null, _m('Save Facebook settings'));
+ }
+}
--- /dev/null
+<?php
+/**
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2010, StatusNet, Inc.
+ *
+ * An action that handles deauthorize callbacks from 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);
+}
+
+/*
+ * Action class for handling deauthorize callbacks from Facebook. If the user
+ * doesn't have a password let her know she'll need to contact the site
+ * admin to get back into her account (if possible).
+ */
+class FacebookdeauthorizeAction extends Action
+{
+ private $facebook;
+
+ /**
+ * For initializing members of the class.
+ *
+ * @param array $args misc. arguments
+ *
+ * @return boolean true
+ */
+ function prepare($args)
+ {
+ $this->facebook = Facebookclient::getFacebook();
+
+ return true;
+ }
+
+ /**
+ * Handler method
+ *
+ * @param array $args is ignored since it's now passed in in prepare()
+ */
+ function handle($args)
+ {
+ parent::handle($args);
+
+ $data = $this->facebook->getSignedRequest();
+
+ if (isset($data['user_id'])) {
+
+ $fbuid = $data['user_id'];
+
+ $flink = Foreign_link::getByForeignID($fbuid, FACEBOOK_SERVICE);
+ $user = $flink->getUser();
+
+ // Remove the link to Facebook
+ $result = $flink->delete();
+
+ if (!$result) {
+ common_log_db_error($flink, 'DELETE', __FILE__);
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ 'Unable to delete Facebook foreign link '
+ . 'for %s (%d), fbuid %s',
+ $user->nickname,
+ $user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+ return;
+ }
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Facebook callback: %s (%d), fbuid %s has deauthorized '
+ . 'the Facebook application.',
+ $user->nickname,
+ $user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ // Warn the user about being locked out of their account
+ // if we can.
+ if (empty($user->password) && !empty($user->email)) {
+ $this->emailWarn($user);
+ } else {
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ '%s (%d), fbuid %d has deauthorized his/her Facebook '
+ . 'connection but hasn\'t set a password so s/he '
+ . 'is locked out.',
+ $user->nickname,
+ $user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+ }
+
+ } else {
+ if (!empty($data)) {
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ 'Facebook called the deauthorize callback '
+ . ' but didn\'t provide a user ID.'
+ ),
+ __FILE__
+ );
+ } else {
+ // It probably wasn't Facebook that hit this action,
+ // so redirect to the public timeline
+ common_redirect(common_local_url('public'), 303);
+ }
+ }
+ }
+
+ /*
+ * Send the user an email warning that their account has been
+ * disconnected and he/she has no way to login and must contact
+ * the site administrator for help.
+ *
+ * @param User $user the deauthorizing user
+ *
+ */
+ function emailWarn($user)
+ {
+ $profile = $user->getProfile();
+
+ $siteName = common_config('site', 'name');
+ $siteEmail = common_config('site', 'email');
+
+ if (empty($siteEmail)) {
+ common_log(
+ LOG_WARNING,
+ "No site email address configured. Please set one."
+ );
+ }
+
+ common_switch_locale($user->language);
+
+ $subject = _m('Contact the %s administrator to retrieve your account');
+
+ $msg = <<<BODY
+Hi %1$s,
+
+We've noticed you have deauthorized the Facebook connection for your
+%2$s account. You have not set a password for your %2$s account yet, so
+you will not be able to login. If you wish to continue using your %2$s
+account, please contact the site administrator (%3$s) to set a password.
+
+Sincerely,
+
+%2$s
+BODY;
+ $body = sprintf(
+ _m($msg),
+ $user->nickname,
+ $siteName,
+ $siteEmail
+ );
+
+ common_switch_locale();
+
+ if (mail_to_user($user, $subject, $body)) {
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Sent account lockout warning to %s (%d)',
+ $user->nickname,
+ $user->id
+ ),
+ __FILE__
+ );
+ } else {
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ 'Unable to send account lockout warning to %s (%d)',
+ $user->nickname,
+ $user->id
+ ),
+ __FILE__
+ );
+ }
+ }
+
+}
\ No newline at end of file
--- /dev/null
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Login or register a local user based on a Facebook user
+ *
+ * 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 2010 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')) {
+ exit(1);
+}
+
+class FacebookfinishloginAction extends Action
+{
+ private $facebook = null; // Facebook client
+ private $fbuid = null; // Facebook user ID
+ private $fbuser = null; // Facebook user object (JSON)
+
+ function prepare($args) {
+
+ parent::prepare($args);
+
+ $this->facebook = new Facebook(
+ array(
+ 'appId' => common_config('facebook', 'appid'),
+ 'secret' => common_config('facebook', 'secret'),
+ 'cookie' => true,
+ )
+ );
+
+ // Check for a Facebook user session
+
+ $session = $this->facebook->getSession();
+ $me = null;
+
+ if ($session) {
+ try {
+ $this->fbuid = $this->facebook->getUser();
+ $this->fbuser = $this->facebook->api('/me');
+ } catch (FacebookApiException $e) {
+ common_log(LOG_ERROR, $e, __FILE__);
+ }
+ }
+
+ if (!empty($this->fbuser)) {
+
+ // OKAY, all is well... proceed to register
+
+ common_debug("Found a valid Facebook user.", __FILE__);
+ } else {
+
+ // This shouldn't happen in the regular course of things
+
+ list($proxy, $ip) = common_client_ip();
+
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ 'Failed Facebook authentication attempt, proxy = %s, ip = %s.',
+ $proxy,
+ $ip
+ ),
+ __FILE__
+ );
+
+ $this->clientError(
+ _m('You must be logged into Facebook to register a local account using Facebook.')
+ );
+ }
+
+ return true;
+ }
+
+ function handle($args)
+ {
+ parent::handle($args);
+
+ if (common_is_real_login()) {
+
+ // User is already logged in, are her accounts already linked?
+
+ $flink = Foreign_link::getByForeignID($this->fbuid, FACEBOOK_SERVICE);
+
+ if (!empty($flink)) {
+
+ // User already has a linked Facebook account and shouldn't be here!
+
+ common_debug(
+ sprintf(
+ 'There\'s already a local user %d linked with Facebook user %s.',
+ $flink->user_id,
+ $this->fbuid
+ )
+ );
+
+ $this->clientError(
+ _m('There is already a local account linked with that Facebook account.')
+ );
+
+ } else {
+
+ // Possibly reconnect an existing account
+
+ $this->connectUser();
+ }
+
+ } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+ $this->handlePost();
+ } else {
+ $this->tryLogin();
+ }
+ }
+
+ function handlePost()
+ {
+ $token = $this->trimmed('token');
+
+ if (!$token || $token != common_session_token()) {
+ $this->showForm(
+ _m('There was a problem with your session token. Try again, please.')
+ );
+ return;
+ }
+
+ if ($this->arg('create')) {
+
+ if (!$this->boolean('license')) {
+ $this->showForm(
+ _m('You can\'t register if you don\'t agree to the license.'),
+ $this->trimmed('newname')
+ );
+ return;
+ }
+
+ // We has a valid Facebook session and the Facebook user has
+ // agreed to the SN license, so create a new user
+ $this->createNewUser();
+
+ } else if ($this->arg('connect')) {
+
+ $this->connectNewUser();
+
+ } else {
+
+ $this->showForm(
+ _m('An unknown error has occured.'),
+ $this->trimmed('newname')
+ );
+ }
+ }
+
+ function showPageNotice()
+ {
+ if ($this->error) {
+
+ $this->element('div', array('class' => 'error'), $this->error);
+
+ } else {
+
+ $this->element(
+ 'div', 'instructions',
+ // TRANS: %s is the site name.
+ sprintf(
+ _m('This is the first time you\'ve logged into %s so we must connect your Facebook to a local account. You can either create a new local account, or connect with an existing local account.'),
+ common_config('site', 'name')
+ )
+ );
+ }
+ }
+
+ function title()
+ {
+ // TRANS: Page title.
+ return _m('Facebook Setup');
+ }
+
+ function showForm($error=null, $username=null)
+ {
+ $this->error = $error;
+ $this->username = $username;
+
+ $this->showPage();
+ }
+
+ function showPage()
+ {
+ parent::showPage();
+ }
+
+ /**
+ * @fixme much of this duplicates core code, which is very fragile.
+ * Should probably be replaced with an extensible mini version of
+ * the core registration form.
+ */
+ function showContent()
+ {
+ if (!empty($this->message_text)) {
+ $this->element('p', null, $this->message);
+ return;
+ }
+
+ $this->elementStart('form', array('method' => 'post',
+ 'id' => 'form_settings_facebook_connect',
+ 'class' => 'form_settings',
+ 'action' => common_local_url('facebookfinishlogin')));
+ $this->elementStart('fieldset', array('id' => 'settings_facebook_connect_options'));
+ // TRANS: Legend.
+ $this->element('legend', null, _m('Connection options'));
+ $this->elementStart('ul', 'form_data');
+ $this->elementStart('li');
+ $this->element('input', array('type' => 'checkbox',
+ 'id' => 'license',
+ 'class' => 'checkbox',
+ 'name' => 'license',
+ 'value' => 'true'));
+ $this->elementStart('label', array('class' => 'checkbox', 'for' => 'license'));
+ // TRANS: %s is the name of the license used by the user for their status updates.
+ $message = _m('My text and files are available under %s ' .
+ 'except this private data: password, ' .
+ 'email address, IM address, and phone number.');
+ $link = '<a href="' .
+ htmlspecialchars(common_config('license', 'url')) .
+ '">' .
+ htmlspecialchars(common_config('license', 'title')) .
+ '</a>';
+ $this->raw(sprintf(htmlspecialchars($message), $link));
+ $this->elementEnd('label');
+ $this->elementEnd('li');
+ $this->elementEnd('ul');
+
+ $this->elementStart('fieldset');
+ $this->hidden('token', common_session_token());
+ $this->element('legend', null,
+ // TRANS: Legend.
+ _m('Create new account'));
+ $this->element('p', null,
+ _m('Create a new user with this nickname.'));
+ $this->elementStart('ul', 'form_data');
+ $this->elementStart('li');
+ // TRANS: Field label.
+ $this->input('newname', _m('New nickname'),
+ ($this->username) ? $this->username : '',
+ _m('1-64 lowercase letters or numbers, no punctuation or spaces'));
+ $this->elementEnd('li');
+ $this->elementEnd('ul');
+ // TRANS: Submit button.
+ $this->submit('create', _m('BUTTON','Create'));
+ $this->elementEnd('fieldset');
+
+ $this->elementStart('fieldset');
+ // TRANS: Legend.
+ $this->element('legend', null,
+ _m('Connect existing account'));
+ $this->element('p', null,
+ _m('If you already have an account, login with your username and password to connect it to your Facebook.'));
+ $this->elementStart('ul', 'form_data');
+ $this->elementStart('li');
+ // TRANS: Field label.
+ $this->input('nickname', _m('Existing nickname'));
+ $this->elementEnd('li');
+ $this->elementStart('li');
+ $this->password('password', _m('Password'));
+ $this->elementEnd('li');
+ $this->elementEnd('ul');
+ // TRANS: Submit button.
+ $this->submit('connect', _m('BUTTON','Connect'));
+ $this->elementEnd('fieldset');
+
+ $this->elementEnd('fieldset');
+ $this->elementEnd('form');
+ }
+
+ function message($msg)
+ {
+ $this->message_text = $msg;
+ $this->showPage();
+ }
+
+ function createNewUser()
+ {
+ if (common_config('site', 'closed')) {
+ // TRANS: Client error trying to register with registrations not allowed.
+ $this->clientError(_m('Registration not allowed.'));
+ return;
+ }
+
+ $invite = null;
+
+ if (common_config('site', 'inviteonly')) {
+ $code = $_SESSION['invitecode'];
+ if (empty($code)) {
+ // TRANS: Client error trying to register with registrations 'invite only'.
+ $this->clientError(_m('Registration not allowed.'));
+ return;
+ }
+
+ $invite = Invitation::staticGet($code);
+
+ if (empty($invite)) {
+ // TRANS: Client error trying to register with an invalid invitation code.
+ $this->clientError(_m('Not a valid invitation code.'));
+ return;
+ }
+ }
+
+ $nickname = $this->trimmed('newname');
+
+ if (!Validate::string($nickname, array('min_length' => 1,
+ 'max_length' => 64,
+ 'format' => NICKNAME_FMT))) {
+ $this->showForm(_m('Nickname must have only lowercase letters and numbers and no spaces.'));
+ return;
+ }
+
+ if (!User::allowed_nickname($nickname)) {
+ $this->showForm(_m('Nickname not allowed.'));
+ return;
+ }
+
+ if (User::staticGet('nickname', $nickname)) {
+ $this->showForm(_m('Nickname already in use. Try another one.'));
+ return;
+ }
+
+ $args = array(
+ 'nickname' => $nickname,
+ 'fullname' => $this->fbuser['first_name']
+ . ' ' . $this->fbuser['last_name'],
+ 'homepage' => $this->fbuser['website'],
+ 'bio' => $this->fbuser['about'],
+ 'location' => $this->fbuser['location']['name']
+ );
+
+ // It's possible that the email address is already in our
+ // DB. It's a unique key, so we need to check
+ if ($this->isNewEmail($this->fbuser['email'])) {
+ $args['email'] = $this->fbuser['email'];
+ $args['email_confirmed'] = true;
+ }
+
+ if (!empty($invite)) {
+ $args['code'] = $invite->code;
+ }
+
+ $user = User::register($args);
+ $result = $this->flinkUser($user->id, $this->fbuid);
+
+ if (!$result) {
+ $this->serverError(_m('Error connecting user to Facebook.'));
+ return;
+ }
+
+ // Add a Foreign_user record
+ Facebookclient::addFacebookUser($this->fbuser);
+
+ $this->setAvatar($user);
+
+ common_set_user($user);
+ common_real_login(true);
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Registered new user %s (%d) from Facebook user %s, (fbuid %d)',
+ $user->nickname,
+ $user->id,
+ $this->fbuser['name'],
+ $this->fbuid
+ ),
+ __FILE__
+ );
+
+ $this->goHome($user->nickname);
+ }
+
+ /*
+ * Attempt to download the user's Facebook picture and create a
+ * StatusNet avatar for the new user.
+ */
+ function setAvatar($user)
+ {
+ $picUrl = sprintf(
+ 'http://graph.facebook.com/%s/picture?type=large',
+ $this->fbuid
+ );
+
+ // fetch the picture from Facebook
+ $client = new HTTPClient();
+
+ // fetch the actual picture
+ $response = $client->get($picUrl);
+
+ if ($response->isOk()) {
+
+ $finalUrl = $client->getUrl();
+
+ // Make sure the filename is unique becuase it's possible for a user
+ // to deauthorize our app, and then come back in as a new user but
+ // have the same Facebook picture (avatar URLs have a unique index
+ // and their URLs are based on the filenames).
+ $filename = 'facebook-' . common_good_rand(4) . '-'
+ . substr(strrchr($finalUrl, '/'), 1);
+
+ $ok = file_put_contents(
+ Avatar::path($filename),
+ $response->getBody()
+ );
+
+ if (!$ok) {
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ 'Couldn\'t save Facebook avatar %s',
+ $tmp
+ ),
+ __FILE__
+ );
+
+ } else {
+
+ // save it as an avatar
+ $profile = $user->getProfile();
+
+ if ($profile->setOriginal($filename)) {
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Saved avatar for %s (%d) from Facebook picture for '
+ . '%s (fbuid %d), filename = %s',
+ $user->nickname,
+ $user->id,
+ $this->fbuser['name'],
+ $this->fbuid,
+ $filename
+ ),
+ __FILE__
+ );
+ }
+ }
+ }
+ }
+
+ function connectNewUser()
+ {
+ $nickname = $this->trimmed('nickname');
+ $password = $this->trimmed('password');
+
+ if (!common_check_user($nickname, $password)) {
+ $this->showForm(_m('Invalid username or password.'));
+ return;
+ }
+
+ $user = User::staticGet('nickname', $nickname);
+
+ if (!empty($user)) {
+ common_debug(
+ sprintf(
+ 'Found a legit user to connect to Facebook: %s (%d)',
+ $user->nickname,
+ $user->id
+ ),
+ __FILE__
+ );
+ }
+
+ $this->tryLinkUser($user);
+
+ common_set_user($user);
+ common_real_login(true);
+
+ $this->goHome($user->nickname);
+ }
+
+ function connectUser()
+ {
+ $user = common_current_user();
+ $this->tryLinkUser($user);
+ common_redirect(common_local_url('facebookfinishlogin'), 303);
+ }
+
+ function tryLinkUser($user)
+ {
+ $result = $this->flinkUser($user->id, $this->fbuid);
+
+ if (empty($result)) {
+ $this->serverError(_m('Error connecting user to Facebook.'));
+ return;
+ }
+
+ common_debug(
+ sprintf(
+ 'Connected Facebook user %s (fbuid %d) to local user %s (%d)',
+ $this->fbuser['name'],
+ $this->fbuid,
+ $user->nickname,
+ $user->id
+ ),
+ __FILE__
+ );
+ }
+
+ function tryLogin()
+ {
+ common_debug(
+ sprintf(
+ 'Trying login for Facebook user %s',
+ $this->fbuid
+ ),
+ __FILE__
+ );
+
+ $flink = Foreign_link::getByForeignID($this->fbuid, FACEBOOK_SERVICE);
+
+ if (!empty($flink)) {
+ $user = $flink->getUser();
+
+ if (!empty($user)) {
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Logged in Facebook user %s as user %d (%s)',
+ $this->fbuid,
+ $user->nickname,
+ $user->id
+ ),
+ __FILE__
+ );
+
+ common_set_user($user);
+ common_real_login(true);
+ $this->goHome($user->nickname);
+ }
+
+ } else {
+
+ common_debug(
+ sprintf(
+ 'No flink found for fbuid: %s - new user',
+ $this->fbuid
+ ),
+ __FILE__
+ );
+
+ $this->showForm(null, $this->bestNewNickname());
+ }
+ }
+
+ function goHome($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 flinkUser($user_id, $fbuid)
+ {
+ $flink = new Foreign_link();
+ $flink->user_id = $user_id;
+ $flink->foreign_id = $fbuid;
+ $flink->service = FACEBOOK_SERVICE;
+
+ // Pull the access token from the Facebook cookies
+ $flink->credentials = $this->facebook->getAccessToken();
+
+ $flink->created = common_sql_now();
+
+ $flink_id = $flink->insert();
+
+ return $flink_id;
+ }
+
+ function bestNewNickname()
+ {
+ if (!empty($this->fbuser['name'])) {
+ $nickname = $this->nicknamize($this->fbuser['name']);
+ if ($this->isNewNickname($nickname)) {
+ return $nickname;
+ }
+ }
+
+ // Try the full name
+
+ $fullname = trim($this->fbuser['first_name'] .
+ ' ' . $this->fbuser['last_name']);
+
+ if (!empty($fullname)) {
+ $fullname = $this->nicknamize($fullname);
+ if ($this->isNewNickname($fullname)) {
+ return $fullname;
+ }
+ }
+
+ return null;
+ }
+
+ /**
+ * Given a string, try to make it work as a nickname
+ */
+ function nicknamize($str)
+ {
+ $str = preg_replace('/\W/', '', $str);
+ return strtolower($str);
+ }
+
+ /*
+ * Is the desired nickname already taken?
+ *
+ * @return boolean result
+ */
+ function isNewNickname($str)
+ {
+ if (
+ !Validate::string(
+ $str,
+ array(
+ 'min_length' => 1,
+ 'max_length' => 64,
+ 'format' => NICKNAME_FMT
+ )
+ )
+ ) {
+ return false;
+ }
+
+ if (!User::allowed_nickname($str)) {
+ return false;
+ }
+
+ if (User::staticGet('nickname', $str)) {
+ return false;
+ }
+
+ return true;
+ }
+
+ /*
+ * Do we already have a user record with this email?
+ * (emails have to be unique but they can change)
+ *
+ * @param string $email the email address to check
+ *
+ * @return boolean result
+ */
+ function isNewEmail($email)
+ {
+ // we shouldn't have to validate the format
+ $result = User::staticGet('email', $email);
+
+ if (empty($result)) {
+ common_debug("XXXXXXXXXXXXXXXXXX We've never seen this email before!!!");
+ return true;
+ }
+ common_debug("XXXXXXXXXXXXXXXXXX dupe email address!!!!");
+
+ return false;
+ }
+
+}
--- /dev/null
+<?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 {
+ $this->showPage();
+ }
+ }
+
+ 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');
+
+ $facebook = Facebookclient::getFacebook();
+
+ // Degrade to plain link if JavaScript is not available
+ $this->elementStart(
+ 'a',
+ array(
+ 'href' => $facebook->getLoginUrl(
+ array(
+ 'next' => common_local_url('facebookfinishlogin'),
+ 'cancel' => common_local_url('facebooklogin')
+ )
+ ),
+ 'id' => 'facebook_button'
+ )
+ );
+
+ $attrs = array(
+ 'src' => common_path(
+ 'plugins/FacebookBridge/images/login-button.png',
+ true
+ ),
+ 'alt' => 'Login with Facebook',
+ 'title' => 'Login with Facebook'
+ );
+
+ $this->element('img', $attrs);
+
+ $this->elementEnd('a');
+
+ /*
+ $this->element('div', array('id' => 'fb-root'));
+ $this->script(
+ sprintf(
+ 'http://connect.facebook.net/en_US/all.js#appId=%s&xfbml=1',
+ common_config('facebook', 'appid')
+ )
+ );
+ $this->element('fb:facepile', array('max-rows' => '2', 'width' =>'300'));
+ */
+ $this->elementEnd('fieldset');
+ }
+
+ function showLocalNav()
+ {
+ $nav = new LoginGroupNav($this);
+ $nav->show();
+ }
+}
+
--- /dev/null
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Settings for Facebook
+ *
+ * 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 Settings
+ * @package StatusNet
+ * @author Zach Copley <zach@status.net>
+ * @copyright 2010 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')) {
+ exit(1);
+}
+
+/**
+ * Settings for Facebook
+ *
+ * @category Settings
+ * @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/
+ *
+ * @see SettingsAction
+ */
+
+class FacebooksettingsAction extends ConnectSettingsAction
+{
+ private $facebook;
+ private $flink;
+ private $user;
+
+ function prepare($args)
+ {
+ parent::prepare($args);
+
+ $this->facebook = new Facebook(
+ array(
+ 'appId' => common_config('facebook', 'appid'),
+ 'secret' => common_config('facebook', 'secret'),
+ 'cookie' => true,
+ )
+ );
+
+ $this->user = common_current_user();
+ $this->flink = Foreign_link::getByUserID($this->user->id, FACEBOOK_SERVICE);
+
+ return true;
+ }
+
+ function handlePost($args)
+ {
+ // CSRF protection
+
+ $token = $this->trimmed('token');
+ if (!$token || $token != common_session_token()) {
+ $this->showForm(
+ _m('There was a problem with your session token. Try again, please.')
+ );
+ return;
+ }
+
+ if ($this->arg('save')) {
+ $this->saveSettings();
+ } else if ($this->arg('disconnect')) {
+ $this->disconnect();
+ }
+ }
+
+ function title()
+ {
+ // TRANS: Page title for Facebook settings.
+ return _m('Facebook settings');
+ }
+
+ /**
+ * Instructions for use
+ *
+ * @return instructions for use
+ */
+
+ function getInstructions()
+ {
+ return _('Facebook settings');
+ }
+
+ function showContent()
+ {
+
+ if (empty($this->flink)) {
+
+ $this->element(
+ 'p',
+ 'instructions',
+ _m('There is no Facebook user connected to this account.')
+ );
+
+ $attrs = array(
+ 'show-faces' => 'true',
+ 'perms' => 'user_location,user_website,offline_access,publish_stream'
+ );
+
+ $this->element('fb:login-button', $attrs);
+
+
+ } else {
+
+ $this->elementStart(
+ 'form',
+ array(
+ 'method' => 'post',
+ 'id' => 'form_settings_facebook',
+ 'class' => 'form_settings',
+ 'action' => common_local_url('facebooksettings')
+ )
+ );
+
+ $this->hidden('token', common_session_token());
+
+ $this->element('p', 'form_note', _m('Connected Facebook user'));
+
+ $this->elementStart('p', array('class' => 'facebook-user-display'));
+
+ $this->elementStart(
+ 'fb:profile-pic',
+ array('uid' => $this->flink->foreign_id,
+ 'size' => 'small',
+ 'linked' => 'true',
+ 'facebook-logo' => 'true')
+ );
+ $this->elementEnd('fb:profile-pic');
+
+ $this->elementStart(
+ 'fb:name',
+ array('uid' => $this->flink->foreign_id, 'useyou' => 'false')
+ );
+
+ $this->elementEnd('fb:name');
+
+ $this->elementEnd('p');
+
+ $this->elementStart('ul', 'form_data');
+
+ $this->elementStart('li');
+
+ $this->checkbox(
+ 'noticesync',
+ _m('Publish my notices to Facebook.'),
+ ($this->flink) ? ($this->flink->noticesync & FOREIGN_NOTICE_SEND) : true
+ );
+
+ $this->elementEnd('li');
+
+ $this->elementStart('li');
+
+ $this->checkbox(
+ 'replysync',
+ _m('Send "@" replies to Facebook.'),
+ ($this->flink) ? ($this->flink->noticesync & FOREIGN_NOTICE_SEND_REPLY) : true
+ );
+
+ $this->elementEnd('li');
+
+ $this->elementStart('li');
+
+ // TRANS: Submit button to save synchronisation settings.
+ $this->submit('save', _m('BUTTON','Save'));
+
+ $this->elementEnd('li');
+
+ $this->elementEnd('ul');
+
+ $this->elementStart('fieldset');
+
+ // TRANS: Legend.
+ $this->element('legend', null, _m('Disconnect my account from Facebook'));
+
+ if (empty($this->user->password)) {
+
+ $this->elementStart('p', array('class' => 'form_guide'));
+ // @todo FIXME: Bad i18n. Patchwork message in three parts.
+ // TRANS: Followed by a link containing text "set a password".
+ $this->text(_m('Disconnecting your Faceboook ' .
+ 'would make it impossible to log in! Please '));
+ $this->element('a',
+ array('href' => common_local_url('passwordsettings')),
+ // TRANS: Preceded by "Please " and followed by " first."
+ _m('set a password'));
+ // TRANS: Preceded by "Please set a password".
+ $this->text(_m(' first.'));
+ $this->elementEnd('p');
+ } else {
+
+ $note = 'Keep your %s account but disconnect from Facebook. ' .
+ 'You\'ll use your %s password to log in.';
+
+ $site = common_config('site', 'name');
+
+ $this->element('p', 'instructions',
+ sprintf($note, $site, $site));
+
+ // TRANS: Submit button.
+ $this->submit('disconnect', _m('BUTTON','Disconnect'));
+ }
+
+ $this->elementEnd('fieldset');
+
+ $this->elementEnd('form');
+ }
+ }
+
+ function saveSettings()
+ {
+
+ $noticesync = $this->boolean('noticesync');
+ $replysync = $this->boolean('replysync');
+
+ $original = clone($this->flink);
+ $this->flink->set_flags($noticesync, false, $replysync, false);
+ $result = $this->flink->update($original);
+
+ if ($result === false) {
+ $this->showForm(_m('There was a problem saving your sync preferences.'));
+ } else {
+ // TRANS: Confirmation that synchronisation settings have been saved into the system.
+ $this->showForm(_m('Sync preferences saved.'), true);
+ }
+ }
+
+ function disconnect()
+ {
+ $flink = Foreign_link::getByUserID($this->user->id, FACEBOOK_SERVICE);
+ $result = $flink->delete();
+
+ if ($result === false) {
+ common_log_db_error($user, 'DELETE', __FILE__);
+ $this->serverError(_m('Couldn\'t delete link to Facebook.'));
+ return;
+ }
+
+ $this->showForm(_m('You have disconnected from Facebook.'), true);
+
+ }
+}
+
--- /dev/null
+<?php
+/**
+ * Data class for storing notice-to-Facebook-item mappings
+ *
+ * PHP version 5
+ *
+ * @category Data
+ * @package StatusNet
+ * @author Zach Copley <zach@status.net>
+ * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link http://status.net/
+ *
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2010, StatusNet, 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('STATUSNET')) {
+ exit(1);
+}
+
+require_once INSTALLDIR . '/classes/Memcached_DataObject.php';
+
+/**
+ * Data class for mapping notices to Facebook stream items
+ *
+ * Note that notice_id is unique only within a single database; if you
+ * want to share this data for some reason, get the notice's URI and use
+ * that instead, since it's universally unique.
+ *
+ * @category Action
+ * @package StatusNet
+ * @author Zach Copley <zach@status.net>
+ * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link http://status.net/
+ *
+ * @see DB_DataObject
+ */
+
+class Notice_to_item extends Memcached_DataObject
+{
+ public $__table = 'notice_to_item'; // table name
+ public $notice_id; // int(4) primary_key not_null
+ public $item_id; // varchar(255) not null
+ public $created; // datetime
+
+ /**
+ * Get an instance by key
+ *
+ * This is a utility method to get a single instance with a given key value.
+ *
+ * @param string $k Key to use to lookup
+ * @param mixed $v Value to lookup
+ *
+ * @return Notice_to_item object found, or null for no hits
+ *
+ */
+
+ function staticGet($k, $v=null)
+ {
+ return Memcached_DataObject::staticGet('Notice_to_item', $k, $v);
+ }
+
+ /**
+ * return table definition for DB_DataObject
+ *
+ * DB_DataObject needs to know something about the table to manipulate
+ * instances. This method provides all the DB_DataObject needs to know.
+ *
+ * @return array array of column definitions
+ */
+
+ function table()
+ {
+ return array(
+ 'notice_id' => DB_DATAOBJECT_INT + DB_DATAOBJECT_NOTNULL,
+ 'item_id' => DB_DATAOBJECT_STR + DB_DATAOBJECT_NOTNULL,
+ 'created' => DB_DATAOBJECT_STR + DB_DATAOBJECT_DATE + DB_DATAOBJECT_TIME + DB_DATAOBJECT_NOTNULL
+ );
+ }
+
+ static function schemaDef()
+ {
+ return array(
+ new ColumnDef('notice_id', 'integer', null, false, 'PRI'),
+ new ColumnDef('item_id', 'varchar', 255, false, 'UNI'),
+ new ColumnDef('created', 'datetime', null, false)
+ );
+ }
+
+ /**
+ * return key definitions for DB_DataObject
+ *
+ * DB_DataObject needs to know about keys that the table has, since it
+ * won't appear in StatusNet's own keys list. In most cases, this will
+ * simply reference your keyTypes() function.
+ *
+ * @return array list of key field names
+ */
+
+ function keys()
+ {
+ return array_keys($this->keyTypes());
+ }
+
+ /**
+ * return key definitions for Memcached_DataObject
+ *
+ * Our caching system uses the same key definitions, but uses a different
+ * method to get them. This key information is used to store and clear
+ * cached data, so be sure to list any key that will be used for static
+ * lookups.
+ *
+ * @return array associative array of key definitions, field name to type:
+ * 'K' for primary key: for compound keys, add an entry for each component;
+ * 'U' for unique keys: compound keys are not well supported here.
+ */
+
+ function keyTypes()
+ {
+ return array('notice_id' => 'K', 'item_id' => 'U');
+ }
+
+ /**
+ * Magic formula for non-autoincrementing integer primary keys
+ *
+ * If a table has a single integer column as its primary key, DB_DataObject
+ * assumes that the column is auto-incrementing and makes a sequence table
+ * to do this incrementation. Since we don't need this for our class, we
+ * overload this method and return the magic formula that DB_DataObject needs.
+ *
+ * @return array magic three-false array that stops auto-incrementing.
+ */
+
+ function sequenceKey()
+ {
+ return array(false, false, false);
+ }
+
+ /**
+ * Save a mapping between a notice and a Facebook item
+ *
+ * @param integer $notice_id ID of the notice in StatusNet
+ * @param integer $item_id ID of the stream item on Facebook
+ *
+ * @return Notice_to_item new object for this value
+ */
+
+ static function saveNew($notice_id, $item_id)
+ {
+ $n2i = Notice_to_item::staticGet('notice_id', $notice_id);
+
+ if (!empty($n2i)) {
+ return $n2i;
+ }
+
+ $n2i = Notice_to_item::staticGet('item_id', $item_id);
+
+ if (!empty($n2i)) {
+ return $n2i;
+ }
+
+ common_debug(
+ "Mapping notice {$notice_id} to Facebook item {$item_id}",
+ __FILE__
+ );
+
+ $n2i = new Notice_to_item();
+
+ $n2i->notice_id = $notice_id;
+ $n2i->item_id = $item_id;
+ $n2i->created = common_sql_now();
+
+ $n2i->insert();
+
+ return $n2i;
+ }
+}
--- /dev/null
+<?php
+
+if (!function_exists('curl_init')) {
+ throw new Exception('Facebook needs the CURL PHP extension.');
+}
+if (!function_exists('json_decode')) {
+ throw new Exception('Facebook needs the JSON PHP extension.');
+}
+
+/**
+ * Thrown when an API call returns an exception.
+ *
+ * @author Naitik Shah <naitik@facebook.com>
+ */
+class FacebookApiException extends Exception
+{
+ /**
+ * The result from the API server that represents the exception information.
+ */
+ protected $result;
+
+ /**
+ * Make a new API Exception with the given result.
+ *
+ * @param Array $result the result from the API server
+ */
+ public function __construct($result) {
+ $this->result = $result;
+
+ $code = isset($result['error_code']) ? $result['error_code'] : 0;
+
+ if (isset($result['error_description'])) {
+ // OAuth 2.0 Draft 10 style
+ $msg = $result['error_description'];
+ } else if (isset($result['error']) && is_array($result['error'])) {
+ // OAuth 2.0 Draft 00 style
+ $msg = $result['error']['message'];
+ } else if (isset($result['error_msg'])) {
+ // Rest server style
+ $msg = $result['error_msg'];
+ } else {
+ $msg = 'Unknown Error. Check getResult()';
+ }
+
+ parent::__construct($msg, $code);
+ }
+
+ /**
+ * Return the associated result object returned by the API server.
+ *
+ * @returns Array the result from the API server
+ */
+ public function getResult() {
+ return $this->result;
+ }
+
+ /**
+ * Returns the associated type for the error. This will default to
+ * 'Exception' when a type is not available.
+ *
+ * @return String
+ */
+ public function getType() {
+ if (isset($this->result['error'])) {
+ $error = $this->result['error'];
+ if (is_string($error)) {
+ // OAuth 2.0 Draft 10 style
+ return $error;
+ } else if (is_array($error)) {
+ // OAuth 2.0 Draft 00 style
+ if (isset($error['type'])) {
+ return $error['type'];
+ }
+ }
+ }
+ return 'Exception';
+ }
+
+ /**
+ * To make debugging easier.
+ *
+ * @returns String the string representation of the error
+ */
+ public function __toString() {
+ $str = $this->getType() . ': ';
+ if ($this->code != 0) {
+ $str .= $this->code . ': ';
+ }
+ return $str . $this->message;
+ }
+}
+
+/**
+ * Provides access to the Facebook Platform.
+ *
+ * @author Naitik Shah <naitik@facebook.com>
+ */
+class Facebook
+{
+ /**
+ * Version.
+ */
+ const VERSION = '2.1.2';
+
+ /**
+ * Default options for curl.
+ */
+ public static $CURL_OPTS = array(
+ CURLOPT_CONNECTTIMEOUT => 10,
+ CURLOPT_RETURNTRANSFER => true,
+ CURLOPT_TIMEOUT => 60,
+ CURLOPT_USERAGENT => 'facebook-php-2.0',
+ );
+
+ /**
+ * List of query parameters that get automatically dropped when rebuilding
+ * the current URL.
+ */
+ protected static $DROP_QUERY_PARAMS = array(
+ 'session',
+ 'signed_request',
+ );
+
+ /**
+ * Maps aliases to Facebook domains.
+ */
+ public static $DOMAIN_MAP = array(
+ 'api' => 'https://api.facebook.com/',
+ 'api_read' => 'https://api-read.facebook.com/',
+ 'graph' => 'https://graph.facebook.com/',
+ 'www' => 'https://www.facebook.com/',
+ );
+
+ /**
+ * The Application ID.
+ */
+ protected $appId;
+
+ /**
+ * The Application API Secret.
+ */
+ protected $apiSecret;
+
+ /**
+ * The active user session, if one is available.
+ */
+ protected $session;
+
+ /**
+ * The data from the signed_request token.
+ */
+ protected $signedRequest;
+
+ /**
+ * Indicates that we already loaded the session as best as we could.
+ */
+ protected $sessionLoaded = false;
+
+ /**
+ * Indicates if Cookie support should be enabled.
+ */
+ protected $cookieSupport = false;
+
+ /**
+ * Base domain for the Cookie.
+ */
+ protected $baseDomain = '';
+
+ /**
+ * Indicates if the CURL based @ syntax for file uploads is enabled.
+ */
+ protected $fileUploadSupport = false;
+
+ /**
+ * Initialize a Facebook Application.
+ *
+ * The configuration:
+ * - appId: the application ID
+ * - secret: the application secret
+ * - cookie: (optional) boolean true to enable cookie support
+ * - domain: (optional) domain for the cookie
+ * - fileUpload: (optional) boolean indicating if file uploads are enabled
+ *
+ * @param Array $config the application configuration
+ */
+ public function __construct($config) {
+ $this->setAppId($config['appId']);
+ $this->setApiSecret($config['secret']);
+ if (isset($config['cookie'])) {
+ $this->setCookieSupport($config['cookie']);
+ }
+ if (isset($config['domain'])) {
+ $this->setBaseDomain($config['domain']);
+ }
+ if (isset($config['fileUpload'])) {
+ $this->setFileUploadSupport($config['fileUpload']);
+ }
+ }
+
+ /**
+ * Set the Application ID.
+ *
+ * @param String $appId the Application ID
+ */
+ public function setAppId($appId) {
+ $this->appId = $appId;
+ return $this;
+ }
+
+ /**
+ * Get the Application ID.
+ *
+ * @return String the Application ID
+ */
+ public function getAppId() {
+ return $this->appId;
+ }
+
+ /**
+ * Set the API Secret.
+ *
+ * @param String $appId the API Secret
+ */
+ public function setApiSecret($apiSecret) {
+ $this->apiSecret = $apiSecret;
+ return $this;
+ }
+
+ /**
+ * Get the API Secret.
+ *
+ * @return String the API Secret
+ */
+ public function getApiSecret() {
+ return $this->apiSecret;
+ }
+
+ /**
+ * Set the Cookie Support status.
+ *
+ * @param Boolean $cookieSupport the Cookie Support status
+ */
+ public function setCookieSupport($cookieSupport) {
+ $this->cookieSupport = $cookieSupport;
+ return $this;
+ }
+
+ /**
+ * Get the Cookie Support status.
+ *
+ * @return Boolean the Cookie Support status
+ */
+ public function useCookieSupport() {
+ return $this->cookieSupport;
+ }
+
+ /**
+ * Set the base domain for the Cookie.
+ *
+ * @param String $domain the base domain
+ */
+ public function setBaseDomain($domain) {
+ $this->baseDomain = $domain;
+ return $this;
+ }
+
+ /**
+ * Get the base domain for the Cookie.
+ *
+ * @return String the base domain
+ */
+ public function getBaseDomain() {
+ return $this->baseDomain;
+ }
+
+ /**
+ * Set the file upload support status.
+ *
+ * @param String $domain the base domain
+ */
+ public function setFileUploadSupport($fileUploadSupport) {
+ $this->fileUploadSupport = $fileUploadSupport;
+ return $this;
+ }
+
+ /**
+ * Get the file upload support status.
+ *
+ * @return String the base domain
+ */
+ public function useFileUploadSupport() {
+ return $this->fileUploadSupport;
+ }
+
+ /**
+ * Get the data from a signed_request token
+ *
+ * @return String the base domain
+ */
+ public function getSignedRequest() {
+ if (!$this->signedRequest) {
+ if (isset($_REQUEST['signed_request'])) {
+ $this->signedRequest = $this->parseSignedRequest(
+ $_REQUEST['signed_request']);
+ }
+ }
+ return $this->signedRequest;
+ }
+
+ /**
+ * Set the Session.
+ *
+ * @param Array $session the session
+ * @param Boolean $write_cookie indicate if a cookie should be written. this
+ * value is ignored if cookie support has been disabled.
+ */
+ public function setSession($session=null, $write_cookie=true) {
+ $session = $this->validateSessionObject($session);
+ $this->sessionLoaded = true;
+ $this->session = $session;
+ if ($write_cookie) {
+ $this->setCookieFromSession($session);
+ }
+ return $this;
+ }
+
+ /**
+ * Get the session object. This will automatically look for a signed session
+ * sent via the signed_request, Cookie or Query Parameters if needed.
+ *
+ * @return Array the session
+ */
+ public function getSession() {
+ if (!$this->sessionLoaded) {
+ $session = null;
+ $write_cookie = true;
+
+ // try loading session from signed_request in $_REQUEST
+ $signedRequest = $this->getSignedRequest();
+ if ($signedRequest) {
+ // sig is good, use the signedRequest
+ $session = $this->createSessionFromSignedRequest($signedRequest);
+ }
+
+ // try loading session from $_REQUEST
+ if (!$session && isset($_REQUEST['session'])) {
+ $session = json_decode(
+ get_magic_quotes_gpc()
+ ? stripslashes($_REQUEST['session'])
+ : $_REQUEST['session'],
+ true
+ );
+ $session = $this->validateSessionObject($session);
+ }
+
+ // try loading session from cookie if necessary
+ if (!$session && $this->useCookieSupport()) {
+ $cookieName = $this->getSessionCookieName();
+ if (isset($_COOKIE[$cookieName])) {
+ $session = array();
+ parse_str(trim(
+ get_magic_quotes_gpc()
+ ? stripslashes($_COOKIE[$cookieName])
+ : $_COOKIE[$cookieName],
+ '"'
+ ), $session);
+ $session = $this->validateSessionObject($session);
+ // write only if we need to delete a invalid session cookie
+ $write_cookie = empty($session);
+ }
+ }
+
+ $this->setSession($session, $write_cookie);
+ }
+
+ return $this->session;
+ }
+
+ /**
+ * Get the UID from the session.
+ *
+ * @return String the UID if available
+ */
+ public function getUser() {
+ $session = $this->getSession();
+ return $session ? $session['uid'] : null;
+ }
+
+ /**
+ * Gets a OAuth access token.
+ *
+ * @return String the access token
+ */
+ public function getAccessToken() {
+ $session = $this->getSession();
+ // either user session signed, or app signed
+ if ($session) {
+ return $session['access_token'];
+ } else {
+ return $this->getAppId() .'|'. $this->getApiSecret();
+ }
+ }
+
+ /**
+ * Get a Login URL for use with redirects. By default, full page redirect is
+ * assumed. If you are using the generated URL with a window.open() call in
+ * JavaScript, you can pass in display=popup as part of the $params.
+ *
+ * The parameters:
+ * - next: the url to go to after a successful login
+ * - cancel_url: the url to go to after the user cancels
+ * - req_perms: comma separated list of requested extended perms
+ * - display: can be "page" (default, full page) or "popup"
+ *
+ * @param Array $params provide custom parameters
+ * @return String the URL for the login flow
+ */
+ public function getLoginUrl($params=array()) {
+ $currentUrl = $this->getCurrentUrl();
+ return $this->getUrl(
+ 'www',
+ 'login.php',
+ array_merge(array(
+ 'api_key' => $this->getAppId(),
+ 'cancel_url' => $currentUrl,
+ 'display' => 'page',
+ 'fbconnect' => 1,
+ 'next' => $currentUrl,
+ 'return_session' => 1,
+ 'session_version' => 3,
+ 'v' => '1.0',
+ ), $params)
+ );
+ }
+
+ /**
+ * Get a Logout URL suitable for use with redirects.
+ *
+ * The parameters:
+ * - next: the url to go to after a successful logout
+ *
+ * @param Array $params provide custom parameters
+ * @return String the URL for the logout flow
+ */
+ public function getLogoutUrl($params=array()) {
+ return $this->getUrl(
+ 'www',
+ 'logout.php',
+ array_merge(array(
+ 'next' => $this->getCurrentUrl(),
+ 'access_token' => $this->getAccessToken(),
+ ), $params)
+ );
+ }
+
+ /**
+ * Get a login status URL to fetch the status from facebook.
+ *
+ * The parameters:
+ * - ok_session: the URL to go to if a session is found
+ * - no_session: the URL to go to if the user is not connected
+ * - no_user: the URL to go to if the user is not signed into facebook
+ *
+ * @param Array $params provide custom parameters
+ * @return String the URL for the logout flow
+ */
+ public function getLoginStatusUrl($params=array()) {
+ return $this->getUrl(
+ 'www',
+ 'extern/login_status.php',
+ array_merge(array(
+ 'api_key' => $this->getAppId(),
+ 'no_session' => $this->getCurrentUrl(),
+ 'no_user' => $this->getCurrentUrl(),
+ 'ok_session' => $this->getCurrentUrl(),
+ 'session_version' => 3,
+ ), $params)
+ );
+ }
+
+ /**
+ * Make an API call.
+ *
+ * @param Array $params the API call parameters
+ * @return the decoded response
+ */
+ public function api(/* polymorphic */) {
+ $args = func_get_args();
+ if (is_array($args[0])) {
+ return $this->_restserver($args[0]);
+ } else {
+ return call_user_func_array(array($this, '_graph'), $args);
+ }
+ }
+
+ /**
+ * Invoke the old restserver.php endpoint.
+ *
+ * @param Array $params method call object
+ * @return the decoded response object
+ * @throws FacebookApiException
+ */
+ protected function _restserver($params) {
+ // generic application level parameters
+ $params['api_key'] = $this->getAppId();
+ $params['format'] = 'json-strings';
+
+ $result = json_decode($this->_oauthRequest(
+ $this->getApiUrl($params['method']),
+ $params
+ ), true);
+
+ // results are returned, errors are thrown
+ if (is_array($result) && isset($result['error_code'])) {
+ throw new FacebookApiException($result);
+ }
+ return $result;
+ }
+
+ /**
+ * Invoke the Graph API.
+ *
+ * @param String $path the path (required)
+ * @param String $method the http method (default 'GET')
+ * @param Array $params the query/post data
+ * @return the decoded response object
+ * @throws FacebookApiException
+ */
+ protected function _graph($path, $method='GET', $params=array()) {
+ if (is_array($method) && empty($params)) {
+ $params = $method;
+ $method = 'GET';
+ }
+ $params['method'] = $method; // method override as we always do a POST
+
+ $result = json_decode($this->_oauthRequest(
+ $this->getUrl('graph', $path),
+ $params
+ ), true);
+
+ // results are returned, errors are thrown
+ if (is_array($result) && isset($result['error'])) {
+ $e = new FacebookApiException($result);
+ switch ($e->getType()) {
+ // OAuth 2.0 Draft 00 style
+ case 'OAuthException':
+ // OAuth 2.0 Draft 10 style
+ case 'invalid_token':
+ $this->setSession(null);
+ }
+ throw $e;
+ }
+ return $result;
+ }
+
+ /**
+ * Make a OAuth Request
+ *
+ * @param String $path the path (required)
+ * @param Array $params the query/post data
+ * @return the decoded response object
+ * @throws FacebookApiException
+ */
+ protected function _oauthRequest($url, $params) {
+ if (!isset($params['access_token'])) {
+ $params['access_token'] = $this->getAccessToken();
+ }
+
+ // json_encode all params values that are not strings
+ foreach ($params as $key => $value) {
+ if (!is_string($value)) {
+ $params[$key] = json_encode($value);
+ }
+ }
+ return $this->makeRequest($url, $params);
+ }
+
+ /**
+ * Makes an HTTP request. This method can be overriden by subclasses if
+ * developers want to do fancier things or use something other than curl to
+ * make the request.
+ *
+ * @param String $url the URL to make the request to
+ * @param Array $params the parameters to use for the POST body
+ * @param CurlHandler $ch optional initialized curl handle
+ * @return String the response text
+ */
+ protected function makeRequest($url, $params, $ch=null) {
+ if (!$ch) {
+ $ch = curl_init();
+ }
+
+ $opts = self::$CURL_OPTS;
+ if ($this->useFileUploadSupport()) {
+ $opts[CURLOPT_POSTFIELDS] = $params;
+ } else {
+ $opts[CURLOPT_POSTFIELDS] = http_build_query($params, null, '&');
+ }
+ $opts[CURLOPT_URL] = $url;
+
+ // disable the 'Expect: 100-continue' behaviour. This causes CURL to wait
+ // for 2 seconds if the server does not support this header.
+ if (isset($opts[CURLOPT_HTTPHEADER])) {
+ $existing_headers = $opts[CURLOPT_HTTPHEADER];
+ $existing_headers[] = 'Expect:';
+ $opts[CURLOPT_HTTPHEADER] = $existing_headers;
+ } else {
+ $opts[CURLOPT_HTTPHEADER] = array('Expect:');
+ }
+
+ curl_setopt_array($ch, $opts);
+ $result = curl_exec($ch);
+
+ if (curl_errno($ch) == 60) { // CURLE_SSL_CACERT
+ self::errorLog('Invalid or no certificate authority found, using bundled information');
+ curl_setopt($ch, CURLOPT_CAINFO,
+ dirname(__FILE__) . '/fb_ca_chain_bundle.crt');
+ $result = curl_exec($ch);
+ }
+
+ if ($result === false) {
+ $e = new FacebookApiException(array(
+ 'error_code' => curl_errno($ch),
+ 'error' => array(
+ 'message' => curl_error($ch),
+ 'type' => 'CurlException',
+ ),
+ ));
+ curl_close($ch);
+ throw $e;
+ }
+ curl_close($ch);
+ return $result;
+ }
+
+ /**
+ * The name of the Cookie that contains the session.
+ *
+ * @return String the cookie name
+ */
+ protected function getSessionCookieName() {
+ return 'fbs_' . $this->getAppId();
+ }
+
+ /**
+ * Set a JS Cookie based on the _passed in_ session. It does not use the
+ * currently stored session -- you need to explicitly pass it in.
+ *
+ * @param Array $session the session to use for setting the cookie
+ */
+ protected function setCookieFromSession($session=null) {
+ if (!$this->useCookieSupport()) {
+ return;
+ }
+
+ $cookieName = $this->getSessionCookieName();
+ $value = 'deleted';
+ $expires = time() - 3600;
+ $domain = $this->getBaseDomain();
+ if ($session) {
+ $value = '"' . http_build_query($session, null, '&') . '"';
+ if (isset($session['base_domain'])) {
+ $domain = $session['base_domain'];
+ }
+ $expires = $session['expires'];
+ }
+
+ // prepend dot if a domain is found
+ if ($domain) {
+ $domain = '.' . $domain;
+ }
+
+ // if an existing cookie is not set, we dont need to delete it
+ if ($value == 'deleted' && empty($_COOKIE[$cookieName])) {
+ return;
+ }
+
+ if (headers_sent()) {
+ self::errorLog('Could not set cookie. Headers already sent.');
+
+ // ignore for code coverage as we will never be able to setcookie in a CLI
+ // environment
+ // @codeCoverageIgnoreStart
+ } else {
+ setcookie($cookieName, $value, $expires, '/', $domain);
+ }
+ // @codeCoverageIgnoreEnd
+ }
+
+ /**
+ * Validates a session_version=3 style session object.
+ *
+ * @param Array $session the session object
+ * @return Array the session object if it validates, null otherwise
+ */
+ protected function validateSessionObject($session) {
+ // make sure some essential fields exist
+ if (is_array($session) &&
+ isset($session['uid']) &&
+ isset($session['access_token']) &&
+ isset($session['sig'])) {
+ // validate the signature
+ $session_without_sig = $session;
+ unset($session_without_sig['sig']);
+ $expected_sig = self::generateSignature(
+ $session_without_sig,
+ $this->getApiSecret()
+ );
+ if ($session['sig'] != $expected_sig) {
+ self::errorLog('Got invalid session signature in cookie.');
+ $session = null;
+ }
+ // check expiry time
+ } else {
+ $session = null;
+ }
+ return $session;
+ }
+
+ /**
+ * Returns something that looks like our JS session object from the
+ * signed token's data
+ *
+ * TODO: Nuke this once the login flow uses OAuth2
+ *
+ * @param Array the output of getSignedRequest
+ * @return Array Something that will work as a session
+ */
+ protected function createSessionFromSignedRequest($data) {
+ if (!isset($data['oauth_token'])) {
+ return null;
+ }
+
+ $session = array(
+ 'uid' => $data['user_id'],
+ 'access_token' => $data['oauth_token'],
+ 'expires' => $data['expires'],
+ );
+
+ // put a real sig, so that validateSignature works
+ $session['sig'] = self::generateSignature(
+ $session,
+ $this->getApiSecret()
+ );
+
+ return $session;
+ }
+
+ /**
+ * Parses a signed_request and validates the signature.
+ * Then saves it in $this->signed_data
+ *
+ * @param String A signed token
+ * @param Boolean Should we remove the parts of the payload that
+ * are used by the algorithm?
+ * @return Array the payload inside it or null if the sig is wrong
+ */
+ protected function parseSignedRequest($signed_request) {
+ list($encoded_sig, $payload) = explode('.', $signed_request, 2);
+
+ // decode the data
+ $sig = self::base64UrlDecode($encoded_sig);
+ $data = json_decode(self::base64UrlDecode($payload), true);
+
+ if (strtoupper($data['algorithm']) !== 'HMAC-SHA256') {
+ self::errorLog('Unknown algorithm. Expected HMAC-SHA256');
+ return null;
+ }
+
+ // check sig
+ $expected_sig = hash_hmac('sha256', $payload,
+ $this->getApiSecret(), $raw = true);
+ if ($sig !== $expected_sig) {
+ self::errorLog('Bad Signed JSON signature!');
+ return null;
+ }
+
+ return $data;
+ }
+
+ /**
+ * Build the URL for api given parameters.
+ *
+ * @param $method String the method name.
+ * @return String the URL for the given parameters
+ */
+ protected function getApiUrl($method) {
+ static $READ_ONLY_CALLS =
+ array('admin.getallocation' => 1,
+ 'admin.getappproperties' => 1,
+ 'admin.getbannedusers' => 1,
+ 'admin.getlivestreamvialink' => 1,
+ 'admin.getmetrics' => 1,
+ 'admin.getrestrictioninfo' => 1,
+ 'application.getpublicinfo' => 1,
+ 'auth.getapppublickey' => 1,
+ 'auth.getsession' => 1,
+ 'auth.getsignedpublicsessiondata' => 1,
+ 'comments.get' => 1,
+ 'connect.getunconnectedfriendscount' => 1,
+ 'dashboard.getactivity' => 1,
+ 'dashboard.getcount' => 1,
+ 'dashboard.getglobalnews' => 1,
+ 'dashboard.getnews' => 1,
+ 'dashboard.multigetcount' => 1,
+ 'dashboard.multigetnews' => 1,
+ 'data.getcookies' => 1,
+ 'events.get' => 1,
+ 'events.getmembers' => 1,
+ 'fbml.getcustomtags' => 1,
+ 'feed.getappfriendstories' => 1,
+ 'feed.getregisteredtemplatebundlebyid' => 1,
+ 'feed.getregisteredtemplatebundles' => 1,
+ 'fql.multiquery' => 1,
+ 'fql.query' => 1,
+ 'friends.arefriends' => 1,
+ 'friends.get' => 1,
+ 'friends.getappusers' => 1,
+ 'friends.getlists' => 1,
+ 'friends.getmutualfriends' => 1,
+ 'gifts.get' => 1,
+ 'groups.get' => 1,
+ 'groups.getmembers' => 1,
+ 'intl.gettranslations' => 1,
+ 'links.get' => 1,
+ 'notes.get' => 1,
+ 'notifications.get' => 1,
+ 'pages.getinfo' => 1,
+ 'pages.isadmin' => 1,
+ 'pages.isappadded' => 1,
+ 'pages.isfan' => 1,
+ 'permissions.checkavailableapiaccess' => 1,
+ 'permissions.checkgrantedapiaccess' => 1,
+ 'photos.get' => 1,
+ 'photos.getalbums' => 1,
+ 'photos.gettags' => 1,
+ 'profile.getinfo' => 1,
+ 'profile.getinfooptions' => 1,
+ 'stream.get' => 1,
+ 'stream.getcomments' => 1,
+ 'stream.getfilters' => 1,
+ 'users.getinfo' => 1,
+ 'users.getloggedinuser' => 1,
+ 'users.getstandardinfo' => 1,
+ 'users.hasapppermission' => 1,
+ 'users.isappuser' => 1,
+ 'users.isverified' => 1,
+ 'video.getuploadlimits' => 1);
+ $name = 'api';
+ if (isset($READ_ONLY_CALLS[strtolower($method)])) {
+ $name = 'api_read';
+ }
+ return self::getUrl($name, 'restserver.php');
+ }
+
+ /**
+ * Build the URL for given domain alias, path and parameters.
+ *
+ * @param $name String the name of the domain
+ * @param $path String optional path (without a leading slash)
+ * @param $params Array optional query parameters
+ * @return String the URL for the given parameters
+ */
+ protected function getUrl($name, $path='', $params=array()) {
+ $url = self::$DOMAIN_MAP[$name];
+ if ($path) {
+ if ($path[0] === '/') {
+ $path = substr($path, 1);
+ }
+ $url .= $path;
+ }
+ if ($params) {
+ $url .= '?' . http_build_query($params, null, '&');
+ }
+ return $url;
+ }
+
+ /**
+ * Returns the Current URL, stripping it of known FB parameters that should
+ * not persist.
+ *
+ * @return String the current URL
+ */
+ protected function getCurrentUrl() {
+ $protocol = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on'
+ ? 'https://'
+ : 'http://';
+ $currentUrl = $protocol . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
+ $parts = parse_url($currentUrl);
+
+ // drop known fb params
+ $query = '';
+ if (!empty($parts['query'])) {
+ $params = array();
+ parse_str($parts['query'], $params);
+ foreach(self::$DROP_QUERY_PARAMS as $key) {
+ unset($params[$key]);
+ }
+ if (!empty($params)) {
+ $query = '?' . http_build_query($params, null, '&');
+ }
+ }
+
+ // use port if non default
+ $port =
+ isset($parts['port']) &&
+ (($protocol === 'http://' && $parts['port'] !== 80) ||
+ ($protocol === 'https://' && $parts['port'] !== 443))
+ ? ':' . $parts['port'] : '';
+
+ // rebuild
+ return $protocol . $parts['host'] . $port . $parts['path'] . $query;
+ }
+
+ /**
+ * Generate a signature for the given params and secret.
+ *
+ * @param Array $params the parameters to sign
+ * @param String $secret the secret to sign with
+ * @return String the generated signature
+ */
+ protected static function generateSignature($params, $secret) {
+ // work with sorted data
+ ksort($params);
+
+ // generate the base string
+ $base_string = '';
+ foreach($params as $key => $value) {
+ $base_string .= $key . '=' . $value;
+ }
+ $base_string .= $secret;
+
+ return md5($base_string);
+ }
+
+ /**
+ * Prints to the error log if you aren't in command line mode.
+ *
+ * @param String log message
+ */
+ protected static function errorLog($msg) {
+ // disable error log if we are running in a CLI environment
+ // @codeCoverageIgnoreStart
+ if (php_sapi_name() != 'cli') {
+ error_log($msg);
+ }
+ // uncomment this if you want to see the errors on the page
+ // print 'error_log: '.$msg."\n";
+ // @codeCoverageIgnoreEnd
+ }
+
+ /**
+ * Base64 encoding that doesn't need to be urlencode()ed.
+ * Exactly the same as base64_encode except it uses
+ * - instead of +
+ * _ instead of /
+ *
+ * @param String base64UrlEncodeded string
+ */
+ protected static function base64UrlDecode($input) {
+ return base64_decode(strtr($input, '-_', '+/'));
+ }
+}
--- /dev/null
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--- /dev/null
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Class for communicating with Facebook
+ *
+ * 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 Craig Andrews <candrews@integralblue.com>
+ * @author Zach Copley <zach@status.net>
+ * @copyright 2009-2010 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')) {
+ exit(1);
+}
+
+/**
+ * Class for communication with Facebook
+ *
+ * @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 Facebookclient
+{
+ protected $facebook = null; // Facebook Graph client obj
+ protected $flink = null; // Foreign_link StatusNet -> Facebook
+ protected $notice = null; // The user's notice
+ protected $user = null; // Sender of the notice
+
+ function __construct($notice)
+ {
+ $this->facebook = self::getFacebook();
+ $this->notice = $notice;
+
+ $this->flink = Foreign_link::getByUserID(
+ $notice->profile_id,
+ FACEBOOK_SERVICE
+ );
+
+ $this->user = $this->flink->getUser();
+ }
+
+ /*
+ * Get an instance of the Facebook Graph SDK object
+ *
+ * @param string $appId Application
+ * @param string $secret Facebook API secret
+ *
+ * @return Facebook A Facebook SDK obj
+ */
+ static function getFacebook($appId = null, $secret = null)
+ {
+ // Check defaults and configuration for application ID and secret
+ if (empty($appId)) {
+ $appId = common_config('facebook', 'appid');
+ }
+
+ if (empty($secret)) {
+ $secret = common_config('facebook', 'secret');
+ }
+
+ // If there's no app ID and secret set in the local config, look
+ // for a global one
+ if (empty($appId) || empty($secret)) {
+ $appId = common_config('facebook', 'global_appid');
+ $secret = common_config('facebook', 'global_secret');
+ }
+
+ return new Facebook(
+ array(
+ 'appId' => $appId,
+ 'secret' => $secret,
+ 'cookie' => true
+ )
+ );
+ }
+
+ /*
+ * Broadcast a notice to Facebook
+ *
+ * @param Notice $notice the notice to send
+ */
+ static function facebookBroadcastNotice($notice)
+ {
+ common_debug('Facebook broadcast');
+ $client = new Facebookclient($notice);
+ return $client->sendNotice();
+ }
+
+ /*
+ * Should the notice go to Facebook?
+ */
+ function isFacebookBound() {
+
+ if (empty($this->flink)) {
+ common_log(
+ LOG_WARN,
+ sprintf(
+ "No Foreign_link to Facebook for the author of notice %d.",
+ $this->notice->id
+ ),
+ __FILE__
+ );
+ return false;
+ }
+
+ // Avoid a loop
+ if ($this->notice->source == 'Facebook') {
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Skipping notice %d because its source is Facebook.',
+ $this->notice->id
+ ),
+ __FILE__
+ );
+ return false;
+ }
+
+ // If the user does not want to broadcast to Facebook, move along
+ if (!($this->flink->noticesync & FOREIGN_NOTICE_SEND == FOREIGN_NOTICE_SEND)) {
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Skipping notice %d because user has FOREIGN_NOTICE_SEND bit off.',
+ $this->notice->id
+ ),
+ __FILE__
+ );
+ return false;
+ }
+
+ // If it's not a reply, or if the user WANTS to send @-replies,
+ // then, yeah, it can go to Facebook.
+ if (!preg_match('/@[a-zA-Z0-9_]{1,15}\b/u', $this->notice->content) ||
+ ($this->flink->noticesync & FOREIGN_NOTICE_SEND_REPLY)) {
+ return true;
+ }
+
+ return false;
+ }
+
+ /*
+ * Determine whether we should send this notice using the Graph API or the
+ * old REST API and then dispatch
+ */
+ function sendNotice()
+ {
+ // If there's nothing in the credentials field try to send via
+ // the Old Rest API
+
+ if ($this->isFacebookBound()) {
+ common_debug("notice is facebook bound", __FILE__);
+ if (empty($this->flink->credentials)) {
+ return $this->sendOldRest();
+ } else {
+
+ // Otherwise we most likely have an access token
+ return $this->sendGraph();
+ }
+
+ } else {
+ common_debug(
+ sprintf(
+ "Skipping notice %d - not bound for Facebook",
+ $this->notice->id,
+ __FILE__
+ )
+ );
+ }
+ }
+
+ /*
+ * Send a notice to Facebook using the Graph API
+ */
+ function sendGraph()
+ {
+ try {
+
+ $fbuid = $this->flink->foreign_id;
+
+ common_debug(
+ sprintf(
+ "Attempting use Graph API to post notice %d as a stream item for %s (%d), fbuid %s",
+ $this->notice->id,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ $params = array(
+ 'access_token' => $this->flink->credentials,
+ // XXX: Need to worrry about length of the message?
+ 'message' => $this->notice->content
+ );
+
+ $attachments = $this->notice->attachments();
+
+ if (!empty($attachments)) {
+
+ // We can only send one attachment with the Graph API :(
+
+ $first = array_shift($attachments);
+
+ if (substr($first->mimetype, 0, 6) == 'image/'
+ || in_array(
+ $first->mimetype,
+ array('application/x-shockwave-flash', 'audio/mpeg' ))) {
+
+ $params['picture'] = $first->url;
+ $params['caption'] = 'Click for full size';
+ $params['source'] = $first->url;
+ }
+
+ }
+
+ $result = $this->facebook->api(
+ sprintf('/%s/feed', $fbuid), 'post', $params
+ );
+
+ // Save a mapping
+ Notice_to_item::saveNew($this->notice->id, $result['id']);
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ "Posted notice %d as a stream item for %s (%d), fbuid %s",
+ $this->notice->id,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ } catch (FacebookApiException $e) {
+ return $this->handleFacebookError($e);
+ }
+
+ return true;
+ }
+
+ /*
+ * Send a notice to Facebook using the deprecated Old REST API. We need this
+ * for backwards compatibility. Users who signed up for Facebook bridging
+ * using the old Facebook Canvas application do not have an OAuth 2.0
+ * access token.
+ */
+ function sendOldRest()
+ {
+ try {
+
+ $canPublish = $this->checkPermission('publish_stream');
+ $canUpdate = $this->checkPermission('status_update');
+
+ // We prefer to use stream.publish, because it can handle
+ // attachments and returns the ID of the published item
+
+ if ($canPublish == 1) {
+ $this->restPublishStream();
+ } else if ($canUpdate == 1) {
+ // as a last resort we can just update the user's "status"
+ $this->restStatusUpdate();
+ } else {
+
+ $msg = 'Not sending notice %d to Facebook because user %s '
+ . '(%d), fbuid %s, does not have \'status_update\' '
+ . 'or \'publish_stream\' permission.';
+
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ $msg,
+ $this->notice->id,
+ $this->user->nickname,
+ $this->user->id,
+ $this->flink->foreign_id
+ ),
+ __FILE__
+ );
+ }
+
+ } catch (FacebookApiException $e) {
+ return $this->handleFacebookError($e);
+ }
+
+ return true;
+ }
+
+ /*
+ * Query Facebook to to see if a user has permission
+ *
+ *
+ *
+ * @param $permission the permission to check for - must be either
+ * public_stream or status_update
+ *
+ * @return boolean result
+ */
+ function checkPermission($permission)
+ {
+ if (!in_array($permission, array('publish_stream', 'status_update'))) {
+ throw new ServerException("No such permission!");
+ }
+
+ $fbuid = $this->flink->foreign_id;
+
+ common_debug(
+ sprintf(
+ 'Checking for %s permission for user %s (%d), fbuid %s',
+ $permission,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ $hasPermission = $this->facebook->api(
+ array(
+ 'method' => 'users.hasAppPermission',
+ 'ext_perm' => $permission,
+ 'uid' => $fbuid
+ )
+ );
+
+ if ($hasPermission == 1) {
+
+ common_debug(
+ sprintf(
+ '%s (%d), fbuid %s has %s permission',
+ $permission,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ return true;
+
+ } else {
+
+ $logMsg = '%s (%d), fbuid $fbuid does NOT have %s permission.'
+ . 'Facebook returned: %s';
+
+ common_debug(
+ sprintf(
+ $logMsg,
+ $this->user->nickname,
+ $this->user->id,
+ $permission,
+ $fbuid,
+ var_export($result, true)
+ ),
+ __FILE__
+ );
+
+ return false;
+
+ }
+ }
+
+ /*
+ * Handle a Facebook API Exception
+ *
+ * @param FacebookApiException $e the exception
+ *
+ */
+ function handleFacebookError($e)
+ {
+ $fbuid = $this->flink->foreign_id;
+ $errmsg = $e->getMessage();
+ $code = $e->getCode();
+
+ // The Facebook PHP SDK seems to always set the code attribute
+ // of the Exception to 0; they put the real error code in
+ // the message. Gar!
+ if ($code == 0) {
+ preg_match('/^\(#(?<code>\d+)\)/', $errmsg, $matches);
+ $code = $matches['code'];
+ }
+
+ // XXX: Check for any others?
+ switch($code) {
+ case 100: // Invalid parameter
+ $msg = 'Facebook claims notice %d was posted with an invalid '
+ . 'parameter (error code 100 - %s) Notice details: '
+ . '[nickname=%s, user id=%d, fbuid=%d, content="%s"]. '
+ . 'Dequeing.';
+ common_log(
+ LOG_ERR, sprintf(
+ $msg,
+ $this->notice->id,
+ $errmsg,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid,
+ $this->notice->content
+ ),
+ __FILE__
+ );
+ return true;
+ break;
+ case 200: // Permissions error
+ case 250: // Updating status requires the extended permission status_update
+ $this->disconnect();
+ return true; // dequeue
+ break;
+ case 341: // Feed action request limit reached
+ $msg = '%s (userid=%d, fbuid=%d) has exceeded his/her limit '
+ . 'for posting notices to Facebook today. Dequeuing '
+ . 'notice %d';
+ common_log(
+ LOG_INFO, sprintf(
+ $msg,
+ $user->nickname,
+ $user->id,
+ $fbuid,
+ $this->notice->id
+ ),
+ __FILE__
+ );
+ // @fixme: We want to rety at a later time when the throttling has expired
+ // instead of just giving up.
+ return true;
+ break;
+ default:
+ $msg = 'Facebook returned an error we don\'t know how to deal with '
+ . 'when posting notice %d. Error code: %d, error message: "%s"'
+ . ' Notice details: [nickname=%s, user id=%d, fbuid=%d, '
+ . 'notice content="%s"]. Dequeing.';
+ common_log(
+ LOG_ERR, sprintf(
+ $msg,
+ $this->notice->id,
+ $code,
+ $errmsg,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid,
+ $this->notice->content
+ ),
+ __FILE__
+ );
+ return true; // dequeue
+ break;
+ }
+ }
+
+ /*
+ * Publish a notice to Facebook as a status update
+ *
+ * This is the least preferable way to send a notice to Facebook because
+ * it doesn't support attachments and the API method doesn't return
+ * the ID of the post on Facebook.
+ *
+ */
+ function restStatusUpdate()
+ {
+ $fbuid = $this->flink->foreign_id;
+
+ common_debug(
+ sprintf(
+ "Attempting to post notice %d as a status update for %s (%d), fbuid %s",
+ $this->notice->id,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ $result = $this->facebook->api(
+ array(
+ 'method' => 'users.setStatus',
+ 'status' => $this->formatMessage(),
+ 'status_includes_verb' => true,
+ 'uid' => $fbuid
+ )
+ );
+
+ if ($result == 1) { // 1 is success
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ "Posted notice %s as a status update for %s (%d), fbuid %s",
+ $this->notice->id,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ // There is no item ID returned for status update so we can't
+ // save a Notice_to_item mapping
+
+ } else {
+
+ $msg = sprintf(
+ "Error posting notice %s as a status update for %s (%d), fbuid %s - error code: %s",
+ $this->notice->id,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid,
+ $result // will contain 0, or an error
+ );
+
+ throw new FacebookApiException($msg, $result);
+ }
+ }
+
+ /*
+ * Publish a notice to a Facebook user's stream using the old REST API
+ */
+ function restPublishStream()
+ {
+ $fbuid = $this->flink->foreign_id;
+
+ common_debug(
+ sprintf(
+ 'Attempting to post notice %d as stream item for %s (%d) fbuid %s',
+ $this->notice->id,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ $fbattachment = $this->formatAttachments();
+
+ $result = $this->facebook->api(
+ array(
+ 'method' => 'stream.publish',
+ 'message' => $this->formatMessage(),
+ 'attachment' => $fbattachment,
+ 'uid' => $fbuid
+ )
+ );
+
+ if (!empty($result)) { // result will contain the item ID
+
+ // Save a mapping
+ Notice_to_item::saveNew($this->notice->id, $result);
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Posted notice %d as a %s for %s (%d), fbuid %s',
+ $this->notice->id,
+ empty($fbattachment) ? 'stream item' : 'stream item with attachment',
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ } else {
+
+ $msg = sprintf(
+ 'Could not post notice %d as a %s for %s (%d), fbuid %s - error code: %s',
+ $this->notice->id,
+ empty($fbattachment) ? 'stream item' : 'stream item with attachment',
+ $this->user->nickname,
+ $this->user->id,
+ $result, // result will contain an error code
+ $fbuid
+ );
+
+ throw new FacebookApiException($msg, $result);
+ }
+ }
+
+ /*
+ * Format the text message of a stream item so it's appropriate for
+ * sending to Facebook. If the notice is too long, truncate it, and
+ * add a linkback to the original notice at the end.
+ *
+ * @return String $txt the formated message
+ */
+ function formatMessage()
+ {
+ // Start with the plaintext source of this notice...
+ $txt = $this->notice->content;
+
+ // Facebook has a 420-char hardcoded max.
+ if (mb_strlen($statustxt) > 420) {
+ $noticeUrl = common_shorten_url($this->notice->uri);
+ $urlLen = mb_strlen($noticeUrl);
+ $txt = mb_substr($statustxt, 0, 420 - ($urlLen + 3)) . ' … ' . $noticeUrl;
+ }
+
+ return $txt;
+ }
+
+ /*
+ * Format attachments for the old REST API stream.publish method
+ *
+ * Note: Old REST API supports multiple attachments per post
+ *
+ */
+ function formatAttachments()
+ {
+ $attachments = $this->notice->attachments();
+
+ $fbattachment = array();
+ $fbattachment['media'] = array();
+
+ foreach($attachments as $attachment)
+ {
+ if($enclosure = $attachment->getEnclosure()){
+ $fbmedia = $this->getFacebookMedia($enclosure);
+ }else{
+ $fbmedia = $this->getFacebookMedia($attachment);
+ }
+ if($fbmedia){
+ $fbattachment['media'][]=$fbmedia;
+ }else{
+ $fbattachment['name'] = ($attachment->title ?
+ $attachment->title : $attachment->url);
+ $fbattachment['href'] = $attachment->url;
+ }
+ }
+ if(count($fbattachment['media'])>0){
+ unset($fbattachment['name']);
+ unset($fbattachment['href']);
+ }
+ return $fbattachment;
+ }
+
+ /**
+ * given a File objects, returns an associative array suitable for Facebook media
+ */
+ function getFacebookMedia($attachment)
+ {
+ $fbmedia = array();
+
+ if (strncmp($attachment->mimetype, 'image/', strlen('image/')) == 0) {
+ $fbmedia['type'] = 'image';
+ $fbmedia['src'] = $attachment->url;
+ $fbmedia['href'] = $attachment->url;
+ } else if ($attachment->mimetype == 'audio/mpeg') {
+ $fbmedia['type'] = 'mp3';
+ $fbmedia['src'] = $attachment->url;
+ }else if ($attachment->mimetype == 'application/x-shockwave-flash') {
+ $fbmedia['type'] = 'flash';
+
+ // http://wiki.developers.facebook.com/index.php/Attachment_%28Streams%29
+ // says that imgsrc is required... but we have no value to put in it
+ // $fbmedia['imgsrc']='';
+
+ $fbmedia['swfsrc'] = $attachment->url;
+ }else{
+ return false;
+ }
+ return $fbmedia;
+ }
+
+ /*
+ * Disconnect a user from Facebook by deleting his Foreign_link.
+ * Notifies the user his account has been disconnected by email.
+ */
+ function disconnect()
+ {
+ $fbuid = $this->flink->foreign_id;
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Removing Facebook link for %s (%d), fbuid %s',
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+
+ $result = $this->flink->delete();
+
+ if (empty($result)) {
+ common_log(
+ LOG_ERR,
+ sprintf(
+ 'Could not remove Facebook link for %s (%d), fbuid %s',
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+ common_log_db_error($flink, 'DELETE', __FILE__);
+ }
+
+ // Notify the user that we are removing their Facebook link
+
+ $result = $this->mailFacebookDisconnect();
+
+ if (!$result) {
+
+ $msg = 'Unable to send email to notify %s (%d), fbuid %s '
+ . 'about his/her Facebook link being removed.';
+
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ $msg,
+ $this->user->nickname,
+ $this->user->id,
+ $fbuid
+ ),
+ __FILE__
+ );
+ }
+ }
+
+ /**
+ * Send a mail message to notify a user that her Facebook link
+ * has been terminated.
+ *
+ * @return boolean success flag
+ */
+ function mailFacebookDisconnect()
+ {
+ $profile = $this->user->getProfile();
+
+ $siteName = common_config('site', 'name');
+
+ common_switch_locale($this->user->language);
+
+ $subject = _m('Your Facebook connection has been removed');
+
+ $msg = <<<BODY
+Hi %1$s,
+
+We're sorry to inform you we are unable to publish your notice to
+Facebook, and have removed the connection between your %2$s account and
+Facebook.
+
+This may have happened because you have removed permission for %2$s
+to post on your behalf, or perhaps you have deactivated your Facebook
+account. You can reconnect your %s account to Facebook at any time by
+logging in with Facebook again.
+
+Sincerely,
+
+%2$s
+BODY;
+ $body = sprintf(
+ _m($msg),
+ $this->user->nickname,
+ $siteName
+ );
+
+ common_switch_locale();
+
+ return mail_to_user($this->user, $subject, $body);
+ }
+
+ /*
+ * Check to see if we have a mapping to a copy of this notice
+ * on Facebook
+ *
+ * @param Notice $notice the notice to check
+ *
+ * @return mixed null if it can't find one, or the id of the Facebook
+ * stream item
+ */
+ static function facebookStatusId($notice)
+ {
+ $n2i = Notice_to_item::staticGet('notice_id', $notice->id);
+
+ if (empty($n2i)) {
+ return null;
+ } else {
+ return $n2i->item_id;
+ }
+ }
+
+ /*
+ * Save a Foreign_user record of a Facebook user
+ *
+ * @param object $fbuser a Facebook Graph API user obj
+ * See: http://developers.facebook.com/docs/reference/api/user
+ * @return mixed $result Id or key
+ *
+ */
+ static function addFacebookUser($fbuser)
+ {
+ // remove any existing, possibly outdated, record
+ $luser = Foreign_user::getForeignUser($fbuser['id'], FACEBOOK_SERVICE);
+
+ if (!empty($luser)) {
+
+ $result = $luser->delete();
+
+ if ($result != false) {
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Removed old Facebook user: %s, fbuid %d',
+ $fbuid['name'],
+ $fbuid['id']
+ ),
+ __FILE__
+ );
+ }
+ }
+
+ $fuser = new Foreign_user();
+
+ $fuser->nickname = $fbuser['name'];
+ $fuser->uri = $fbuser['link'];
+ $fuser->id = $fbuser['id'];
+ $fuser->service = FACEBOOK_SERVICE;
+ $fuser->created = common_sql_now();
+
+ $result = $fuser->insert();
+
+ if (empty($result)) {
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ 'Failed to add new Facebook user: %s, fbuid %d',
+ $fbuser['name'],
+ $fbuser['id']
+ ),
+ __FILE__
+ );
+
+ common_log_db_error($fuser, 'INSERT', __FILE__);
+ } else {
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Added new Facebook user: %s, fbuid %d',
+ $fbuser['name'],
+ $fbuser['id']
+ ),
+ __FILE__
+ );
+ }
+
+ return $result;
+ }
+
+ /*
+ * Remove an item from a Facebook user's feed if we have a mapping
+ * for it.
+ */
+ function streamRemove()
+ {
+ $n2i = Notice_to_item::staticGet('notice_id', $this->notice->id);
+
+ if (!empty($this->flink) && !empty($n2i)) {
+
+ $result = $this->facebook->api(
+ array(
+ 'method' => 'stream.remove',
+ 'post_id' => $n2i->item_id,
+ 'uid' => $this->flink->foreign_id
+ )
+ );
+
+ if (!empty($result) && result == true) {
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Deleted Facebook item: %s for %s (%d), fbuid %d',
+ $n2i->item_id,
+ $this->user->nickname,
+ $this->user->id,
+ $this->flink->foreign_id
+ ),
+ __FILE__
+ );
+
+ $n2i->delete();
+
+ } else {
+
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ 'Could not deleted Facebook item: %s for %s (%d), fbuid %d',
+ $n2i->item_id,
+ $this->user->nickname,
+ $this->user->id,
+ $this->flink->foreign_id
+ ),
+ __FILE__
+ );
+ }
+ }
+ }
+
+ /*
+ * Like an item in a Facebook user's feed if we have a mapping
+ * for it.
+ */
+ function like()
+ {
+ $n2i = Notice_to_item::staticGet('notice_id', $this->notice->id);
+
+ if (!empty($this->flink) && !empty($n2i)) {
+
+ $result = $this->facebook->api(
+ array(
+ 'method' => 'stream.addlike',
+ 'post_id' => $n2i->item_id,
+ 'uid' => $this->flink->foreign_id
+ )
+ );
+
+ if (!empty($result) && result == true) {
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Added like for item: %s for %s (%d), fbuid %d',
+ $n2i->item_id,
+ $this->user->nickname,
+ $this->user->id,
+ $this->flink->foreign_id
+ ),
+ __FILE__
+ );
+
+ } else {
+
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ 'Could not like Facebook item: %s for %s (%d), fbuid %d',
+ $n2i->item_id,
+ $this->user->nickname,
+ $this->user->id,
+ $this->flink->foreign_id
+ ),
+ __FILE__
+ );
+ }
+ }
+ }
+
+ /*
+ * Unlike an item in a Facebook user's feed if we have a mapping
+ * for it.
+ */
+ function unLike()
+ {
+ $n2i = Notice_to_item::staticGet('notice_id', $this->notice->id);
+
+ if (!empty($this->flink) && !empty($n2i)) {
+
+ $result = $this->facebook->api(
+ array(
+ 'method' => 'stream.removeLike',
+ 'post_id' => $n2i->item_id,
+ 'uid' => $this->flink->foreign_id
+ )
+ );
+
+ if (!empty($result) && result == true) {
+
+ common_log(
+ LOG_INFO,
+ sprintf(
+ 'Removed like for item: %s for %s (%d), fbuid %d',
+ $n2i->item_id,
+ $this->user->nickname,
+ $this->user->id,
+ $this->flink->foreign_id
+ ),
+ __FILE__
+ );
+
+ } else {
+
+ common_log(
+ LOG_WARNING,
+ sprintf(
+ 'Could not remove like for Facebook item: %s for %s (%d), fbuid %d',
+ $n2i->item_id,
+ $this->user->nickname,
+ $this->user->id,
+ $this->flink->foreign_id
+ ),
+ __FILE__
+ );
+ }
+ }
+ }
+
+}
--- /dev/null
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Queuehandler for Facebook transport
+ *
+ * PHP version 5
+ *
+ * LICENCE: This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category Plugin
+ * @package StatusNet
+ * @author Zach Copley <zach@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://status.net/
+ */
+
+if (!defined('STATUSNET')) {
+ exit(1);
+}
+
+class FacebookQueueHandler extends QueueHandler
+{
+ function transport()
+ {
+ return 'facebook';
+ }
+
+ function handle($notice)
+ {
+ if ($this->_isLocal($notice)) {
+ return Facebookclient::facebookBroadcastNotice($notice);
+ }
+ return true;
+ }
+
+ /**
+ * Determine whether the notice was locally created
+ *
+ * @param Notice $notice the notice
+ *
+ * @return boolean locality
+ */
+ function _isLocal($notice)
+ {
+ return ($notice->is_local == Notice::LOCAL_PUBLIC ||
+ $notice->is_local == Notice::LOCAL_NONPUBLIC);
+ }
+}
+++ /dev/null
-<?php
-/**
- * StatusNet - the distributed open-source microblogging tool
- * Copyright (C) 2010, StatusNet, Inc.
- *
- * A plugin for integrating Facebook with StatusNet. Includes single-sign-on
- * and publishing notices to Facebook using Facebook's Graph API.
- *
- * 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 Pugin
- * @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);
-}
-
-define("FACEBOOK_SERVICE", 2);
-
-/**
- * Main class for Facebook plugin
- *
- * @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/
- */
-class FacebookBridgePlugin extends Plugin
-{
- public $appId = null; // Facebook application ID
- public $secret = null; // Facebook application secret
- public $facebook = null; // Facebook application instance
- public $dir = null; // Facebook SSO plugin dir
-
- /**
- * Initializer for this plugin
- *
- * Gets an instance of the Facebook API client object
- *
- * @return boolean hook value; true means continue processing, false means stop.
- */
- function initialize()
- {
- $this->facebook = Facebookclient::getFacebook(
- $this->appId,
- $this->secret
- );
-
- return true;
- }
-
- /**
- * Load related modules when needed
- *
- * @param string $cls Name of the class to be loaded
- *
- * @return boolean hook value; true means continue processing, false means stop.
- */
- function onAutoload($cls)
- {
-
- $dir = dirname(__FILE__);
-
- //common_debug("class = " . $cls);
-
- switch ($cls)
- {
- case 'Facebook': // Facebook PHP SDK
- include_once $dir . '/extlib/facebook.php';
- return false;
- case 'FacebookloginAction':
- case 'FacebookfinishloginAction':
- case 'FacebookadminpanelAction':
- case 'FacebooksettingsAction':
- case 'FacebookdeauthorizeAction':
- include_once $dir . '/actions/' . strtolower(mb_substr($cls, 0, -6)) . '.php';
- return false;
- case 'Facebookclient':
- case 'FacebookQueueHandler':
- include_once $dir . '/lib/' . strtolower($cls) . '.php';
- return false;
- case 'Notice_to_item':
- include_once $dir . '/classes/' . $cls . '.php';
- return false;
- default:
- return true;
- }
-
- }
-
- /**
- * Database schema setup
- *
- * We maintain a table mapping StatusNet notices to Facebook items
- *
- * @see Schema
- * @see ColumnDef
- *
- * @return boolean hook value; true means continue processing, false means stop.
- */
- function onCheckSchema()
- {
- $schema = Schema::get();
- $schema->ensureTable('notice_to_item', Notice_to_item::schemaDef());
- return true;
- }
-
- /*
- * Does this $action need the Facebook JavaScripts?
- */
- function needsScripts($action)
- {
- static $needy = array(
- 'FacebookloginAction',
- 'FacebookfinishloginAction',
- 'FacebookadminpanelAction',
- 'FacebooksettingsAction'
- );
-
- if (in_array(get_class($action), $needy)) {
- return true;
- } else {
- return false;
- }
- }
-
- /**
- * Map URLs to actions
- *
- * @param Net_URL_Mapper $m path-to-action mapper
- *
- * @return boolean hook value; true means continue processing, false means stop.
- */
- function onRouterInitialized($m)
- {
- // Always add the admin panel route
- $m->connect('admin/facebook', array('action' => 'facebookadminpanel'));
-
- // Only add these routes if an application has been setup on
- // Facebook for the plugin to use.
- if ($this->hasApplication()) {
-
- $m->connect(
- 'main/facebooklogin',
- array('action' => 'facebooklogin')
- );
- $m->connect(
- 'main/facebookfinishlogin',
- array('action' => 'facebookfinishlogin')
- );
- $m->connect(
- 'settings/facebook',
- array('action' => 'facebooksettings')
- );
- $m->connect(
- 'facebook/deauthorize',
- array('action' => 'facebookdeauthorize')
- );
-
- }
-
- return true;
- }
-
- /*
- * Add a login tab for Facebook, but only if there's a Facebook
- * application defined for the plugin to use.
- *
- * @param Action &action the current action
- *
- * @return void
- */
- function onEndLoginGroupNav(&$action)
- {
- $action_name = $action->trimmed('action');
-
- if ($this->hasApplication()) {
-
- $action->menuItem(
- common_local_url('facebooklogin'),
- _m('MENU', 'Facebook'),
- // TRANS: Tooltip for menu item "Facebook".
- _m('Login or register using Facebook'),
- 'facebooklogin' === $action_name
- );
- }
-
- return true;
- }
-
- /**
- * Add a Facebook tab to the admin panels
- *
- * @param Widget $nav Admin panel nav
- *
- * @return boolean hook value
- */
- function onEndAdminPanelNav($nav)
- {
- if (AdminPanelAction::canAdmin('facebook')) {
-
- $action_name = $nav->action->trimmed('action');
-
- $nav->out->menuItem(
- common_local_url('facebookadminpanel'),
- // TRANS: Menu item.
- _m('MENU','Facebook'),
- // TRANS: Tooltip for menu item "Facebook".
- _m('Facebook integration configuration'),
- $action_name == 'facebookadminpanel',
- 'nav_facebook_admin_panel'
- );
- }
-
- return true;
- }
-
- /*
- * Add a tab for user-level Facebook settings
- *
- * @param Action &action the current action
- *
- * @return void
- */
- function onEndConnectSettingsNav(&$action)
- {
- if ($this->hasApplication()) {
- $action_name = $action->trimmed('action');
-
- $action->menuItem(
- common_local_url('facebooksettings'),
- // TRANS: Menu item tab.
- _m('MENU','Facebook'),
- // TRANS: Tooltip for menu item "Facebook".
- _m('Facebook settings'),
- $action_name === 'facebooksettings'
- );
- }
-
- return true;
- }
-
- /*
- * Is there a Facebook application for the plugin to use?
- *
- * Checks to see if a Facebook application ID and secret
- * have been configured and a valid Facebook API client
- * object exists.
- *
- */
- function hasApplication()
- {
- if (!empty($this->facebook)) {
-
- $appId = $this->facebook->getAppId();
- $secret = $this->facebook->getApiSecret();
-
- if (!empty($appId) && !empty($secret)) {
- return true;
- }
-
- }
-
- return false;
- }
-
- /*
- * Output a Facebook div for the Facebook JavaSsript SDK to use
- *
- * @param Action $action the current action
- *
- */
- function onStartShowHeader($action)
- {
- // output <div id="fb-root"></div> as close to <body> as possible
- $action->element('div', array('id' => 'fb-root'));
- return true;
- }
-
- /*
- * Load the Facebook JavaScript SDK on pages that need them.
- *
- * @param Action $action the current action
- *
- */
- function onEndShowScripts($action)
- {
- if ($this->needsScripts($action)) {
-
- $action->script('https://connect.facebook.net/en_US/all.js');
-
- $script = <<<ENDOFSCRIPT
-FB.init({appId: %1\$s, session: %2\$s, status: true, cookie: true, xfbml: true});
-
-$('#facebook_button').bind('click', function(event) {
-
- event.preventDefault();
-
- FB.login(function(response) {
- if (response.session && response.perms) {
- window.location.href = '%3\$s';
- } else {
- // NOP (user cancelled login)
- }
- }, {perms:'read_stream,publish_stream,offline_access,user_status,user_location,user_website,email'});
-});
-ENDOFSCRIPT;
-
- $action->inlineScript(
- sprintf($script,
- json_encode($this->facebook->getAppId()),
- json_encode($this->facebook->getSession()),
- common_local_url('facebookfinishlogin')
- )
- );
- }
- }
-
- /*
- * Log the user out of Facebook, per the Facebook authentication guide
- *
- * @param Action action the current action
- */
- function onEndLogout($action)
- {
- if ($this->hasApplication()) {
- $session = $this->facebook->getSession();
- $fbuser = null;
- $fbuid = null;
-
- if ($session) {
- try {
- $fbuid = $this->facebook->getUser();
- $fbuser = $this->facebook->api('/me');
- } catch (FacebookApiException $e) {
- common_log(LOG_ERROR, $e, __FILE__);
- }
- }
-
- if (!empty($fbuser)) {
-
- $logoutUrl = $this->facebook->getLogoutUrl(
- array('next' => common_local_url('public'))
- );
-
- common_log(
- LOG_INFO,
- sprintf(
- "Logging user out of Facebook (fbuid = %s)",
- $fbuid
- ),
- __FILE__
- );
- common_debug("LOGOUT URL = $logoutUrl");
- common_redirect($logoutUrl, 303);
- }
-
- }
- }
-
- /*
- * Add fbml namespace to our HTML, so Facebook's JavaScript SDK can parse
- * and render XFBML tags
- *
- * @param Action $action the current action
- * @param array $attrs array of attributes for the HTML tag
- *
- * @return nothing
- */
- function onStartHtmlElement($action, $attrs) {
-
- if ($this->needsScripts($action)) {
- $attrs = array_merge(
- $attrs,
- array('xmlns:fb' => 'http://www.facebook.com/2008/fbml')
- );
- }
-
- return true;
- }
-
- /**
- * Add a Facebook queue item for each notice
- *
- * @param Notice $notice the notice
- * @param array &$transports the list of transports (queues)
- *
- * @return boolean hook return
- */
- function onStartEnqueueNotice($notice, &$transports)
- {
- if (self::hasApplication() && $notice->isLocal()) {
- array_push($transports, 'facebook');
- }
- return true;
- }
-
- /**
- * Register Facebook notice queue handler
- *
- * @param QueueManager $manager
- *
- * @return boolean hook return
- */
- function onEndInitializeQueueManager($manager)
- {
- if (self::hasApplication()) {
- $manager->connect('facebook', 'FacebookQueueHandler');
- }
- return true;
- }
-
- /*
- * Use SSL for Facebook stuff
- *
- * @param string $action name
- * @param boolean $ssl outval to force SSL
- * @return mixed hook return value
- */
- function onSensitiveAction($action, &$ssl)
- {
- $sensitive = array(
- 'facebookadminpanel',
- 'facebooksettings',
- 'facebooklogin',
- 'facebookfinishlogin'
- );
-
- if (in_array($action, $sensitive)) {
- $ssl = true;
- return false;
- } else {
- return true;
- }
- }
-
- /**
- * If a notice gets deleted, remove the Notice_to_item mapping and
- * delete the item on Facebook
- *
- * @param User $user The user doing the deleting
- * @param Notice $notice The notice getting deleted
- *
- * @return boolean hook value
- */
- function onStartDeleteOwnNotice(User $user, Notice $notice)
- {
- $client = new Facebookclient($notice);
- $client->streamRemove();
-
- return true;
- }
-
- /**
- * Notify remote users when their notices get favorited.
- *
- * @param Profile or User $profile of local user doing the faving
- * @param Notice $notice being favored
- * @return hook return value
- */
- function onEndFavorNotice(Profile $profile, Notice $notice)
- {
- $client = new Facebookclient($notice);
- $client->like();
-
- return true;
- }
-
- /**
- * Notify remote users when their notices get de-favorited.
- *
- * @param Profile $profile Profile person doing the de-faving
- * @param Notice $notice Notice being favored
- *
- * @return hook return value
- */
- function onEndDisfavorNotice(Profile $profile, Notice $notice)
- {
- $client = new Facebookclient($notice);
- $client->unLike();
-
- return true;
- }
-
- /*
- * Add version info for this plugin
- *
- * @param array &$versions plugin version descriptions
- */
- function onPluginVersion(&$versions)
- {
- $versions[] = array(
- 'name' => 'Facebook Single-Sign-On',
- 'version' => STATUSNET_VERSION,
- 'author' => 'Craig Andrews, Zach Copley',
- 'homepage' => 'http://status.net/wiki/Plugin:FacebookBridge',
- 'rawdescription' =>
- _m('A plugin for integrating StatusNet with Facebook.')
- );
-
- return true;
- }
-}
+++ /dev/null
-<?php
-/**
- * StatusNet, the distributed open-source microblogging tool
- *
- * Facebook integration administration panel
- *
- * 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 Settings
- * @package StatusNet
- * @author Zach Copley <zach@status.net>
- * @copyright 2010 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')) {
- exit(1);
-}
-
-/**
- * Administer global Facebook integration settings
- *
- * @category Admin
- * @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 FacebookadminpanelAction extends AdminPanelAction
-{
- /**
- * Returns the page title
- *
- * @return string page title
- */
- function title()
- {
- return _m('Facebook');
- }
-
- /**
- * Instructions for using this form.
- *
- * @return string instructions
- */
- function getInstructions()
- {
- return _m('Facebook integration settings');
- }
-
- /**
- * Show the Facebook admin panel form
- *
- * @return void
- */
- function showForm()
- {
- $form = new FacebookAdminPanelForm($this);
- $form->show();
- return;
- }
-
- /**
- * Save settings from the form
- *
- * @return void
- */
- function saveSettings()
- {
- static $settings = array(
- 'facebook' => array('appid', 'secret'),
- );
-
- $values = array();
-
- foreach ($settings as $section => $parts) {
- foreach ($parts as $setting) {
- $values[$section][$setting]
- = $this->trimmed($setting);
- }
- }
-
- // This throws an exception on validation errors
- $this->validate($values);
-
- // assert(all values are valid);
-
- $config = new Config();
-
- $config->query('BEGIN');
-
- foreach ($settings as $section => $parts) {
- foreach ($parts as $setting) {
- Config::save($section, $setting, $values[$section][$setting]);
- }
- }
-
- $config->query('COMMIT');
-
- return;
- }
-
- function validate(&$values)
- {
- // appId, key and secret (can't be too long)
-
- if (mb_strlen($values['facebook']['appid']) > 255) {
- $this->clientError(
- _m("Invalid Facebook ID. Max length is 255 characters.")
- );
- }
-
- if (mb_strlen($values['facebook']['secret']) > 255) {
- $this->clientError(
- _m("Invalid Facebook secret. Max length is 255 characters.")
- );
- }
- }
-}
-
-class FacebookAdminPanelForm extends AdminForm
-{
- /**
- * ID of the form
- *
- * @return int ID of the form
- */
- function id()
- {
- return 'facebookadminpanel';
- }
-
- /**
- * class of the form
- *
- * @return string class of the form
- */
- function formClass()
- {
- return 'form_settings';
- }
-
- /**
- * Action of the form
- *
- * @return string URL of the action
- */
- function action()
- {
- return common_local_url('facebookadminpanel');
- }
-
- /**
- * Data elements of the form
- *
- * @return void
- */
- function formData()
- {
- $this->out->elementStart(
- 'fieldset',
- array('id' => 'settings_facebook-application')
- );
- $this->out->element('legend', null, _m('Facebook application settings'));
- $this->out->elementStart('ul', 'form_data');
-
- $this->li();
- $this->input(
- 'appid',
- _m('Application ID'),
- _m('ID of your Facebook application'),
- 'facebook'
- );
- $this->unli();
-
- $this->li();
- $this->input(
- 'secret',
- _m('Secret'),
- _m('Application secret'),
- 'facebook'
- );
- $this->unli();
-
- $this->out->elementEnd('ul');
- $this->out->elementEnd('fieldset');
- }
-
- /**
- * Action elements
- *
- * @return void
- */
- function formActions()
- {
- $this->out->submit('submit', _m('Save'), 'submit', null, _m('Save Facebook settings'));
- }
-}
+++ /dev/null
-<?php
-/**
- * StatusNet - the distributed open-source microblogging tool
- * Copyright (C) 2010, StatusNet, Inc.
- *
- * An action that handles deauthorize callbacks from 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);
-}
-
-/*
- * Action class for handling deauthorize callbacks from Facebook. If the user
- * doesn't have a password let her know she'll need to contact the site
- * admin to get back into her account (if possible).
- */
-class FacebookdeauthorizeAction extends Action
-{
- private $facebook;
-
- /**
- * For initializing members of the class.
- *
- * @param array $args misc. arguments
- *
- * @return boolean true
- */
- function prepare($args)
- {
- $this->facebook = Facebookclient::getFacebook();
-
- return true;
- }
-
- /**
- * Handler method
- *
- * @param array $args is ignored since it's now passed in in prepare()
- */
- function handle($args)
- {
- parent::handle($args);
-
- $data = $this->facebook->getSignedRequest();
-
- if (isset($data['user_id'])) {
-
- $fbuid = $data['user_id'];
-
- $flink = Foreign_link::getByForeignID($fbuid, FACEBOOK_SERVICE);
- $user = $flink->getUser();
-
- // Remove the link to Facebook
- $result = $flink->delete();
-
- if (!$result) {
- common_log_db_error($flink, 'DELETE', __FILE__);
- common_log(
- LOG_WARNING,
- sprintf(
- 'Unable to delete Facebook foreign link '
- . 'for %s (%d), fbuid %s',
- $user->nickname,
- $user->id,
- $fbuid
- ),
- __FILE__
- );
- return;
- }
-
- common_log(
- LOG_INFO,
- sprintf(
- 'Facebook callback: %s (%d), fbuid %s has deauthorized '
- . 'the Facebook application.',
- $user->nickname,
- $user->id,
- $fbuid
- ),
- __FILE__
- );
-
- // Warn the user about being locked out of their account
- // if we can.
- if (empty($user->password) && !empty($user->email)) {
- $this->emailWarn($user);
- } else {
- common_log(
- LOG_WARNING,
- sprintf(
- '%s (%d), fbuid %d has deauthorized his/her Facebook '
- . 'connection but hasn\'t set a password so s/he '
- . 'is locked out.',
- $user->nickname,
- $user->id,
- $fbuid
- ),
- __FILE__
- );
- }
-
- } else {
- if (!empty($data)) {
- common_log(
- LOG_WARNING,
- sprintf(
- 'Facebook called the deauthorize callback '
- . ' but didn\'t provide a user ID.'
- ),
- __FILE__
- );
- } else {
- // It probably wasn't Facebook that hit this action,
- // so redirect to the public timeline
- common_redirect(common_local_url('public'), 303);
- }
- }
- }
-
- /*
- * Send the user an email warning that their account has been
- * disconnected and he/she has no way to login and must contact
- * the site administrator for help.
- *
- * @param User $user the deauthorizing user
- *
- */
- function emailWarn($user)
- {
- $profile = $user->getProfile();
-
- $siteName = common_config('site', 'name');
- $siteEmail = common_config('site', 'email');
-
- if (empty($siteEmail)) {
- common_log(
- LOG_WARNING,
- "No site email address configured. Please set one."
- );
- }
-
- common_switch_locale($user->language);
-
- $subject = _m('Contact the %s administrator to retrieve your account');
-
- $msg = <<<BODY
-Hi %1$s,
-
-We've noticed you have deauthorized the Facebook connection for your
-%2$s account. You have not set a password for your %2$s account yet, so
-you will not be able to login. If you wish to continue using your %2$s
-account, please contact the site administrator (%3$s) to set a password.
-
-Sincerely,
-
-%2$s
-BODY;
- $body = sprintf(
- _m($msg),
- $user->nickname,
- $siteName,
- $siteEmail
- );
-
- common_switch_locale();
-
- if (mail_to_user($user, $subject, $body)) {
- common_log(
- LOG_INFO,
- sprintf(
- 'Sent account lockout warning to %s (%d)',
- $user->nickname,
- $user->id
- ),
- __FILE__
- );
- } else {
- common_log(
- LOG_WARNING,
- sprintf(
- 'Unable to send account lockout warning to %s (%d)',
- $user->nickname,
- $user->id
- ),
- __FILE__
- );
- }
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * StatusNet, the distributed open-source microblogging tool
- *
- * Login or register a local user based on a Facebook user
- *
- * 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 2010 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')) {
- exit(1);
-}
-
-class FacebookfinishloginAction extends Action
-{
- private $facebook = null; // Facebook client
- private $fbuid = null; // Facebook user ID
- private $fbuser = null; // Facebook user object (JSON)
-
- function prepare($args) {
-
- parent::prepare($args);
-
- $this->facebook = new Facebook(
- array(
- 'appId' => common_config('facebook', 'appid'),
- 'secret' => common_config('facebook', 'secret'),
- 'cookie' => true,
- )
- );
-
- // Check for a Facebook user session
-
- $session = $this->facebook->getSession();
- $me = null;
-
- if ($session) {
- try {
- $this->fbuid = $this->facebook->getUser();
- $this->fbuser = $this->facebook->api('/me');
- } catch (FacebookApiException $e) {
- common_log(LOG_ERROR, $e, __FILE__);
- }
- }
-
- if (!empty($this->fbuser)) {
-
- // OKAY, all is well... proceed to register
-
- common_debug("Found a valid Facebook user.", __FILE__);
- } else {
-
- // This shouldn't happen in the regular course of things
-
- list($proxy, $ip) = common_client_ip();
-
- common_log(
- LOG_WARNING,
- sprintf(
- 'Failed Facebook authentication attempt, proxy = %s, ip = %s.',
- $proxy,
- $ip
- ),
- __FILE__
- );
-
- $this->clientError(
- _m('You must be logged into Facebook to register a local account using Facebook.')
- );
- }
-
- return true;
- }
-
- function handle($args)
- {
- parent::handle($args);
-
- if (common_is_real_login()) {
-
- // User is already logged in, are her accounts already linked?
-
- $flink = Foreign_link::getByForeignID($this->fbuid, FACEBOOK_SERVICE);
-
- if (!empty($flink)) {
-
- // User already has a linked Facebook account and shouldn't be here!
-
- common_debug(
- sprintf(
- 'There\'s already a local user %d linked with Facebook user %s.',
- $flink->user_id,
- $this->fbuid
- )
- );
-
- $this->clientError(
- _m('There is already a local account linked with that Facebook account.')
- );
-
- } else {
-
- // Possibly reconnect an existing account
-
- $this->connectUser();
- }
-
- } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
- $this->handlePost();
- } else {
- $this->tryLogin();
- }
- }
-
- function handlePost()
- {
- $token = $this->trimmed('token');
-
- if (!$token || $token != common_session_token()) {
- $this->showForm(
- _m('There was a problem with your session token. Try again, please.')
- );
- return;
- }
-
- if ($this->arg('create')) {
-
- if (!$this->boolean('license')) {
- $this->showForm(
- _m('You can\'t register if you don\'t agree to the license.'),
- $this->trimmed('newname')
- );
- return;
- }
-
- // We has a valid Facebook session and the Facebook user has
- // agreed to the SN license, so create a new user
- $this->createNewUser();
-
- } else if ($this->arg('connect')) {
-
- $this->connectNewUser();
-
- } else {
-
- $this->showForm(
- _m('An unknown error has occured.'),
- $this->trimmed('newname')
- );
- }
- }
-
- function showPageNotice()
- {
- if ($this->error) {
-
- $this->element('div', array('class' => 'error'), $this->error);
-
- } else {
-
- $this->element(
- 'div', 'instructions',
- // TRANS: %s is the site name.
- sprintf(
- _m('This is the first time you\'ve logged into %s so we must connect your Facebook to a local account. You can either create a new local account, or connect with an existing local account.'),
- common_config('site', 'name')
- )
- );
- }
- }
-
- function title()
- {
- // TRANS: Page title.
- return _m('Facebook Setup');
- }
-
- function showForm($error=null, $username=null)
- {
- $this->error = $error;
- $this->username = $username;
-
- $this->showPage();
- }
-
- function showPage()
- {
- parent::showPage();
- }
-
- /**
- * @fixme much of this duplicates core code, which is very fragile.
- * Should probably be replaced with an extensible mini version of
- * the core registration form.
- */
- function showContent()
- {
- if (!empty($this->message_text)) {
- $this->element('p', null, $this->message);
- return;
- }
-
- $this->elementStart('form', array('method' => 'post',
- 'id' => 'form_settings_facebook_connect',
- 'class' => 'form_settings',
- 'action' => common_local_url('facebookfinishlogin')));
- $this->elementStart('fieldset', array('id' => 'settings_facebook_connect_options'));
- // TRANS: Legend.
- $this->element('legend', null, _m('Connection options'));
- $this->elementStart('ul', 'form_data');
- $this->elementStart('li');
- $this->element('input', array('type' => 'checkbox',
- 'id' => 'license',
- 'class' => 'checkbox',
- 'name' => 'license',
- 'value' => 'true'));
- $this->elementStart('label', array('class' => 'checkbox', 'for' => 'license'));
- // TRANS: %s is the name of the license used by the user for their status updates.
- $message = _m('My text and files are available under %s ' .
- 'except this private data: password, ' .
- 'email address, IM address, and phone number.');
- $link = '<a href="' .
- htmlspecialchars(common_config('license', 'url')) .
- '">' .
- htmlspecialchars(common_config('license', 'title')) .
- '</a>';
- $this->raw(sprintf(htmlspecialchars($message), $link));
- $this->elementEnd('label');
- $this->elementEnd('li');
- $this->elementEnd('ul');
-
- $this->elementStart('fieldset');
- $this->hidden('token', common_session_token());
- $this->element('legend', null,
- // TRANS: Legend.
- _m('Create new account'));
- $this->element('p', null,
- _m('Create a new user with this nickname.'));
- $this->elementStart('ul', 'form_data');
- $this->elementStart('li');
- // TRANS: Field label.
- $this->input('newname', _m('New nickname'),
- ($this->username) ? $this->username : '',
- _m('1-64 lowercase letters or numbers, no punctuation or spaces'));
- $this->elementEnd('li');
- $this->elementEnd('ul');
- // TRANS: Submit button.
- $this->submit('create', _m('BUTTON','Create'));
- $this->elementEnd('fieldset');
-
- $this->elementStart('fieldset');
- // TRANS: Legend.
- $this->element('legend', null,
- _m('Connect existing account'));
- $this->element('p', null,
- _m('If you already have an account, login with your username and password to connect it to your Facebook.'));
- $this->elementStart('ul', 'form_data');
- $this->elementStart('li');
- // TRANS: Field label.
- $this->input('nickname', _m('Existing nickname'));
- $this->elementEnd('li');
- $this->elementStart('li');
- $this->password('password', _m('Password'));
- $this->elementEnd('li');
- $this->elementEnd('ul');
- // TRANS: Submit button.
- $this->submit('connect', _m('BUTTON','Connect'));
- $this->elementEnd('fieldset');
-
- $this->elementEnd('fieldset');
- $this->elementEnd('form');
- }
-
- function message($msg)
- {
- $this->message_text = $msg;
- $this->showPage();
- }
-
- function createNewUser()
- {
- if (common_config('site', 'closed')) {
- // TRANS: Client error trying to register with registrations not allowed.
- $this->clientError(_m('Registration not allowed.'));
- return;
- }
-
- $invite = null;
-
- if (common_config('site', 'inviteonly')) {
- $code = $_SESSION['invitecode'];
- if (empty($code)) {
- // TRANS: Client error trying to register with registrations 'invite only'.
- $this->clientError(_m('Registration not allowed.'));
- return;
- }
-
- $invite = Invitation::staticGet($code);
-
- if (empty($invite)) {
- // TRANS: Client error trying to register with an invalid invitation code.
- $this->clientError(_m('Not a valid invitation code.'));
- return;
- }
- }
-
- $nickname = $this->trimmed('newname');
-
- if (!Validate::string($nickname, array('min_length' => 1,
- 'max_length' => 64,
- 'format' => NICKNAME_FMT))) {
- $this->showForm(_m('Nickname must have only lowercase letters and numbers and no spaces.'));
- return;
- }
-
- if (!User::allowed_nickname($nickname)) {
- $this->showForm(_m('Nickname not allowed.'));
- return;
- }
-
- if (User::staticGet('nickname', $nickname)) {
- $this->showForm(_m('Nickname already in use. Try another one.'));
- return;
- }
-
- $args = array(
- 'nickname' => $nickname,
- 'fullname' => $this->fbuser['first_name']
- . ' ' . $this->fbuser['last_name'],
- 'homepage' => $this->fbuser['website'],
- 'bio' => $this->fbuser['about'],
- 'location' => $this->fbuser['location']['name']
- );
-
- // It's possible that the email address is already in our
- // DB. It's a unique key, so we need to check
- if ($this->isNewEmail($this->fbuser['email'])) {
- $args['email'] = $this->fbuser['email'];
- $args['email_confirmed'] = true;
- }
-
- if (!empty($invite)) {
- $args['code'] = $invite->code;
- }
-
- $user = User::register($args);
- $result = $this->flinkUser($user->id, $this->fbuid);
-
- if (!$result) {
- $this->serverError(_m('Error connecting user to Facebook.'));
- return;
- }
-
- // Add a Foreign_user record
- Facebookclient::addFacebookUser($this->fbuser);
-
- $this->setAvatar($user);
-
- common_set_user($user);
- common_real_login(true);
-
- common_log(
- LOG_INFO,
- sprintf(
- 'Registered new user %s (%d) from Facebook user %s, (fbuid %d)',
- $user->nickname,
- $user->id,
- $this->fbuser['name'],
- $this->fbuid
- ),
- __FILE__
- );
-
- $this->goHome($user->nickname);
- }
-
- /*
- * Attempt to download the user's Facebook picture and create a
- * StatusNet avatar for the new user.
- */
- function setAvatar($user)
- {
- $picUrl = sprintf(
- 'http://graph.facebook.com/%s/picture?type=large',
- $this->fbuid
- );
-
- // fetch the picture from Facebook
- $client = new HTTPClient();
-
- // fetch the actual picture
- $response = $client->get($picUrl);
-
- if ($response->isOk()) {
-
- $finalUrl = $client->getUrl();
-
- // Make sure the filename is unique becuase it's possible for a user
- // to deauthorize our app, and then come back in as a new user but
- // have the same Facebook picture (avatar URLs have a unique index
- // and their URLs are based on the filenames).
- $filename = 'facebook-' . common_good_rand(4) . '-'
- . substr(strrchr($finalUrl, '/'), 1);
-
- $ok = file_put_contents(
- Avatar::path($filename),
- $response->getBody()
- );
-
- if (!$ok) {
- common_log(
- LOG_WARNING,
- sprintf(
- 'Couldn\'t save Facebook avatar %s',
- $tmp
- ),
- __FILE__
- );
-
- } else {
-
- // save it as an avatar
- $profile = $user->getProfile();
-
- if ($profile->setOriginal($filename)) {
- common_log(
- LOG_INFO,
- sprintf(
- 'Saved avatar for %s (%d) from Facebook picture for '
- . '%s (fbuid %d), filename = %s',
- $user->nickname,
- $user->id,
- $this->fbuser['name'],
- $this->fbuid,
- $filename
- ),
- __FILE__
- );
- }
- }
- }
- }
-
- function connectNewUser()
- {
- $nickname = $this->trimmed('nickname');
- $password = $this->trimmed('password');
-
- if (!common_check_user($nickname, $password)) {
- $this->showForm(_m('Invalid username or password.'));
- return;
- }
-
- $user = User::staticGet('nickname', $nickname);
-
- if (!empty($user)) {
- common_debug(
- sprintf(
- 'Found a legit user to connect to Facebook: %s (%d)',
- $user->nickname,
- $user->id
- ),
- __FILE__
- );
- }
-
- $this->tryLinkUser($user);
-
- common_set_user($user);
- common_real_login(true);
-
- $this->goHome($user->nickname);
- }
-
- function connectUser()
- {
- $user = common_current_user();
- $this->tryLinkUser($user);
- common_redirect(common_local_url('facebookfinishlogin'), 303);
- }
-
- function tryLinkUser($user)
- {
- $result = $this->flinkUser($user->id, $this->fbuid);
-
- if (empty($result)) {
- $this->serverError(_m('Error connecting user to Facebook.'));
- return;
- }
-
- common_debug(
- sprintf(
- 'Connected Facebook user %s (fbuid %d) to local user %s (%d)',
- $this->fbuser['name'],
- $this->fbuid,
- $user->nickname,
- $user->id
- ),
- __FILE__
- );
- }
-
- function tryLogin()
- {
- common_debug(
- sprintf(
- 'Trying login for Facebook user %s',
- $this->fbuid
- ),
- __FILE__
- );
-
- $flink = Foreign_link::getByForeignID($this->fbuid, FACEBOOK_SERVICE);
-
- if (!empty($flink)) {
- $user = $flink->getUser();
-
- if (!empty($user)) {
-
- common_log(
- LOG_INFO,
- sprintf(
- 'Logged in Facebook user %s as user %d (%s)',
- $this->fbuid,
- $user->nickname,
- $user->id
- ),
- __FILE__
- );
-
- common_set_user($user);
- common_real_login(true);
- $this->goHome($user->nickname);
- }
-
- } else {
-
- common_debug(
- sprintf(
- 'No flink found for fbuid: %s - new user',
- $this->fbuid
- ),
- __FILE__
- );
-
- $this->showForm(null, $this->bestNewNickname());
- }
- }
-
- function goHome($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 flinkUser($user_id, $fbuid)
- {
- $flink = new Foreign_link();
- $flink->user_id = $user_id;
- $flink->foreign_id = $fbuid;
- $flink->service = FACEBOOK_SERVICE;
-
- // Pull the access token from the Facebook cookies
- $flink->credentials = $this->facebook->getAccessToken();
-
- $flink->created = common_sql_now();
-
- $flink_id = $flink->insert();
-
- return $flink_id;
- }
-
- function bestNewNickname()
- {
- if (!empty($this->fbuser['name'])) {
- $nickname = $this->nicknamize($this->fbuser['name']);
- if ($this->isNewNickname($nickname)) {
- return $nickname;
- }
- }
-
- // Try the full name
-
- $fullname = trim($this->fbuser['first_name'] .
- ' ' . $this->fbuser['last_name']);
-
- if (!empty($fullname)) {
- $fullname = $this->nicknamize($fullname);
- if ($this->isNewNickname($fullname)) {
- return $fullname;
- }
- }
-
- return null;
- }
-
- /**
- * Given a string, try to make it work as a nickname
- */
- function nicknamize($str)
- {
- $str = preg_replace('/\W/', '', $str);
- return strtolower($str);
- }
-
- /*
- * Is the desired nickname already taken?
- *
- * @return boolean result
- */
- function isNewNickname($str)
- {
- if (
- !Validate::string(
- $str,
- array(
- 'min_length' => 1,
- 'max_length' => 64,
- 'format' => NICKNAME_FMT
- )
- )
- ) {
- return false;
- }
-
- if (!User::allowed_nickname($str)) {
- return false;
- }
-
- if (User::staticGet('nickname', $str)) {
- return false;
- }
-
- return true;
- }
-
- /*
- * Do we already have a user record with this email?
- * (emails have to be unique but they can change)
- *
- * @param string $email the email address to check
- *
- * @return boolean result
- */
- function isNewEmail($email)
- {
- // we shouldn't have to validate the format
- $result = User::staticGet('email', $email);
-
- if (empty($result)) {
- common_debug("XXXXXXXXXXXXXXXXXX We've never seen this email before!!!");
- return true;
- }
- common_debug("XXXXXXXXXXXXXXXXXX dupe email address!!!!");
-
- return false;
- }
-
-}
+++ /dev/null
-<?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 {
- $this->showPage();
- }
- }
-
- 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');
-
- $facebook = Facebookclient::getFacebook();
-
- // Degrade to plain link if JavaScript is not available
- $this->elementStart(
- 'a',
- array(
- 'href' => $facebook->getLoginUrl(
- array(
- 'next' => common_local_url('facebookfinishlogin'),
- 'cancel' => common_local_url('facebooklogin')
- )
- ),
- 'id' => 'facebook_button'
- )
- );
-
- $attrs = array(
- 'src' => common_path(
- 'plugins/FacebookBridge/images/login-button.png',
- true
- ),
- 'alt' => 'Login with Facebook',
- 'title' => 'Login with Facebook'
- );
-
- $this->element('img', $attrs);
-
- $this->elementEnd('a');
-
- /*
- $this->element('div', array('id' => 'fb-root'));
- $this->script(
- sprintf(
- 'http://connect.facebook.net/en_US/all.js#appId=%s&xfbml=1',
- common_config('facebook', 'appid')
- )
- );
- $this->element('fb:facepile', array('max-rows' => '2', 'width' =>'300'));
- */
- $this->elementEnd('fieldset');
- }
-
- function showLocalNav()
- {
- $nav = new LoginGroupNav($this);
- $nav->show();
- }
-}
-
+++ /dev/null
-<?php
-/**
- * StatusNet, the distributed open-source microblogging tool
- *
- * Settings for Facebook
- *
- * 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 Settings
- * @package StatusNet
- * @author Zach Copley <zach@status.net>
- * @copyright 2010 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')) {
- exit(1);
-}
-
-/**
- * Settings for Facebook
- *
- * @category Settings
- * @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/
- *
- * @see SettingsAction
- */
-
-class FacebooksettingsAction extends ConnectSettingsAction
-{
- private $facebook;
- private $flink;
- private $user;
-
- function prepare($args)
- {
- parent::prepare($args);
-
- $this->facebook = new Facebook(
- array(
- 'appId' => common_config('facebook', 'appid'),
- 'secret' => common_config('facebook', 'secret'),
- 'cookie' => true,
- )
- );
-
- $this->user = common_current_user();
- $this->flink = Foreign_link::getByUserID($this->user->id, FACEBOOK_SERVICE);
-
- return true;
- }
-
- function handlePost($args)
- {
- // CSRF protection
-
- $token = $this->trimmed('token');
- if (!$token || $token != common_session_token()) {
- $this->showForm(
- _m('There was a problem with your session token. Try again, please.')
- );
- return;
- }
-
- if ($this->arg('save')) {
- $this->saveSettings();
- } else if ($this->arg('disconnect')) {
- $this->disconnect();
- }
- }
-
- function title()
- {
- // TRANS: Page title for Facebook settings.
- return _m('Facebook settings');
- }
-
- /**
- * Instructions for use
- *
- * @return instructions for use
- */
-
- function getInstructions()
- {
- return _('Facebook settings');
- }
-
- function showContent()
- {
-
- if (empty($this->flink)) {
-
- $this->element(
- 'p',
- 'instructions',
- _m('There is no Facebook user connected to this account.')
- );
-
- $attrs = array(
- 'show-faces' => 'true',
- 'perms' => 'user_location,user_website,offline_access,publish_stream'
- );
-
- $this->element('fb:login-button', $attrs);
-
-
- } else {
-
- $this->elementStart(
- 'form',
- array(
- 'method' => 'post',
- 'id' => 'form_settings_facebook',
- 'class' => 'form_settings',
- 'action' => common_local_url('facebooksettings')
- )
- );
-
- $this->hidden('token', common_session_token());
-
- $this->element('p', 'form_note', _m('Connected Facebook user'));
-
- $this->elementStart('p', array('class' => 'facebook-user-display'));
-
- $this->elementStart(
- 'fb:profile-pic',
- array('uid' => $this->flink->foreign_id,
- 'size' => 'small',
- 'linked' => 'true',
- 'facebook-logo' => 'true')
- );
- $this->elementEnd('fb:profile-pic');
-
- $this->elementStart(
- 'fb:name',
- array('uid' => $this->flink->foreign_id, 'useyou' => 'false')
- );
-
- $this->elementEnd('fb:name');
-
- $this->elementEnd('p');
-
- $this->elementStart('ul', 'form_data');
-
- $this->elementStart('li');
-
- $this->checkbox(
- 'noticesync',
- _m('Publish my notices to Facebook.'),
- ($this->flink) ? ($this->flink->noticesync & FOREIGN_NOTICE_SEND) : true
- );
-
- $this->elementEnd('li');
-
- $this->elementStart('li');
-
- $this->checkbox(
- 'replysync',
- _m('Send "@" replies to Facebook.'),
- ($this->flink) ? ($this->flink->noticesync & FOREIGN_NOTICE_SEND_REPLY) : true
- );
-
- $this->elementEnd('li');
-
- $this->elementStart('li');
-
- // TRANS: Submit button to save synchronisation settings.
- $this->submit('save', _m('BUTTON','Save'));
-
- $this->elementEnd('li');
-
- $this->elementEnd('ul');
-
- $this->elementStart('fieldset');
-
- // TRANS: Legend.
- $this->element('legend', null, _m('Disconnect my account from Facebook'));
-
- if (empty($this->user->password)) {
-
- $this->elementStart('p', array('class' => 'form_guide'));
- // @todo FIXME: Bad i18n. Patchwork message in three parts.
- // TRANS: Followed by a link containing text "set a password".
- $this->text(_m('Disconnecting your Faceboook ' .
- 'would make it impossible to log in! Please '));
- $this->element('a',
- array('href' => common_local_url('passwordsettings')),
- // TRANS: Preceded by "Please " and followed by " first."
- _m('set a password'));
- // TRANS: Preceded by "Please set a password".
- $this->text(_m(' first.'));
- $this->elementEnd('p');
- } else {
-
- $note = 'Keep your %s account but disconnect from Facebook. ' .
- 'You\'ll use your %s password to log in.';
-
- $site = common_config('site', 'name');
-
- $this->element('p', 'instructions',
- sprintf($note, $site, $site));
-
- // TRANS: Submit button.
- $this->submit('disconnect', _m('BUTTON','Disconnect'));
- }
-
- $this->elementEnd('fieldset');
-
- $this->elementEnd('form');
- }
- }
-
- function saveSettings()
- {
-
- $noticesync = $this->boolean('noticesync');
- $replysync = $this->boolean('replysync');
-
- $original = clone($this->flink);
- $this->flink->set_flags($noticesync, false, $replysync, false);
- $result = $this->flink->update($original);
-
- if ($result === false) {
- $this->showForm(_m('There was a problem saving your sync preferences.'));
- } else {
- // TRANS: Confirmation that synchronisation settings have been saved into the system.
- $this->showForm(_m('Sync preferences saved.'), true);
- }
- }
-
- function disconnect()
- {
- $flink = Foreign_link::getByUserID($this->user->id, FACEBOOK_SERVICE);
- $result = $flink->delete();
-
- if ($result === false) {
- common_log_db_error($user, 'DELETE', __FILE__);
- $this->serverError(_m('Couldn\'t delete link to Facebook.'));
- return;
- }
-
- $this->showForm(_m('You have disconnected from Facebook.'), true);
-
- }
-}
-
+++ /dev/null
-<?php
-/**
- * Data class for storing notice-to-Facebook-item mappings
- *
- * PHP version 5
- *
- * @category Data
- * @package StatusNet
- * @author Zach Copley <zach@status.net>
- * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
- * @link http://status.net/
- *
- * StatusNet - the distributed open-source microblogging tool
- * Copyright (C) 2010, StatusNet, 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('STATUSNET')) {
- exit(1);
-}
-
-require_once INSTALLDIR . '/classes/Memcached_DataObject.php';
-
-/**
- * Data class for mapping notices to Facebook stream items
- *
- * Note that notice_id is unique only within a single database; if you
- * want to share this data for some reason, get the notice's URI and use
- * that instead, since it's universally unique.
- *
- * @category Action
- * @package StatusNet
- * @author Zach Copley <zach@status.net>
- * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
- * @link http://status.net/
- *
- * @see DB_DataObject
- */
-
-class Notice_to_item extends Memcached_DataObject
-{
- public $__table = 'notice_to_item'; // table name
- public $notice_id; // int(4) primary_key not_null
- public $item_id; // varchar(255) not null
- public $created; // datetime
-
- /**
- * Get an instance by key
- *
- * This is a utility method to get a single instance with a given key value.
- *
- * @param string $k Key to use to lookup
- * @param mixed $v Value to lookup
- *
- * @return Notice_to_item object found, or null for no hits
- *
- */
-
- function staticGet($k, $v=null)
- {
- return Memcached_DataObject::staticGet('Notice_to_item', $k, $v);
- }
-
- /**
- * return table definition for DB_DataObject
- *
- * DB_DataObject needs to know something about the table to manipulate
- * instances. This method provides all the DB_DataObject needs to know.
- *
- * @return array array of column definitions
- */
-
- function table()
- {
- return array(
- 'notice_id' => DB_DATAOBJECT_INT + DB_DATAOBJECT_NOTNULL,
- 'item_id' => DB_DATAOBJECT_STR + DB_DATAOBJECT_NOTNULL,
- 'created' => DB_DATAOBJECT_STR + DB_DATAOBJECT_DATE + DB_DATAOBJECT_TIME + DB_DATAOBJECT_NOTNULL
- );
- }
-
- static function schemaDef()
- {
- return array(
- new ColumnDef('notice_id', 'integer', null, false, 'PRI'),
- new ColumnDef('item_id', 'varchar', 255, false, 'UNI'),
- new ColumnDef('created', 'datetime', null, false)
- );
- }
-
- /**
- * return key definitions for DB_DataObject
- *
- * DB_DataObject needs to know about keys that the table has, since it
- * won't appear in StatusNet's own keys list. In most cases, this will
- * simply reference your keyTypes() function.
- *
- * @return array list of key field names
- */
-
- function keys()
- {
- return array_keys($this->keyTypes());
- }
-
- /**
- * return key definitions for Memcached_DataObject
- *
- * Our caching system uses the same key definitions, but uses a different
- * method to get them. This key information is used to store and clear
- * cached data, so be sure to list any key that will be used for static
- * lookups.
- *
- * @return array associative array of key definitions, field name to type:
- * 'K' for primary key: for compound keys, add an entry for each component;
- * 'U' for unique keys: compound keys are not well supported here.
- */
-
- function keyTypes()
- {
- return array('notice_id' => 'K', 'item_id' => 'U');
- }
-
- /**
- * Magic formula for non-autoincrementing integer primary keys
- *
- * If a table has a single integer column as its primary key, DB_DataObject
- * assumes that the column is auto-incrementing and makes a sequence table
- * to do this incrementation. Since we don't need this for our class, we
- * overload this method and return the magic formula that DB_DataObject needs.
- *
- * @return array magic three-false array that stops auto-incrementing.
- */
-
- function sequenceKey()
- {
- return array(false, false, false);
- }
-
- /**
- * Save a mapping between a notice and a Facebook item
- *
- * @param integer $notice_id ID of the notice in StatusNet
- * @param integer $item_id ID of the stream item on Facebook
- *
- * @return Notice_to_item new object for this value
- */
-
- static function saveNew($notice_id, $item_id)
- {
- $n2i = Notice_to_item::staticGet('notice_id', $notice_id);
-
- if (!empty($n2i)) {
- return $n2i;
- }
-
- $n2i = Notice_to_item::staticGet('item_id', $item_id);
-
- if (!empty($n2i)) {
- return $n2i;
- }
-
- common_debug(
- "Mapping notice {$notice_id} to Facebook item {$item_id}",
- __FILE__
- );
-
- $n2i = new Notice_to_item();
-
- $n2i->notice_id = $notice_id;
- $n2i->item_id = $item_id;
- $n2i->created = common_sql_now();
-
- $n2i->insert();
-
- return $n2i;
- }
-}
+++ /dev/null
-<?php
-
-if (!function_exists('curl_init')) {
- throw new Exception('Facebook needs the CURL PHP extension.');
-}
-if (!function_exists('json_decode')) {
- throw new Exception('Facebook needs the JSON PHP extension.');
-}
-
-/**
- * Thrown when an API call returns an exception.
- *
- * @author Naitik Shah <naitik@facebook.com>
- */
-class FacebookApiException extends Exception
-{
- /**
- * The result from the API server that represents the exception information.
- */
- protected $result;
-
- /**
- * Make a new API Exception with the given result.
- *
- * @param Array $result the result from the API server
- */
- public function __construct($result) {
- $this->result = $result;
-
- $code = isset($result['error_code']) ? $result['error_code'] : 0;
-
- if (isset($result['error_description'])) {
- // OAuth 2.0 Draft 10 style
- $msg = $result['error_description'];
- } else if (isset($result['error']) && is_array($result['error'])) {
- // OAuth 2.0 Draft 00 style
- $msg = $result['error']['message'];
- } else if (isset($result['error_msg'])) {
- // Rest server style
- $msg = $result['error_msg'];
- } else {
- $msg = 'Unknown Error. Check getResult()';
- }
-
- parent::__construct($msg, $code);
- }
-
- /**
- * Return the associated result object returned by the API server.
- *
- * @returns Array the result from the API server
- */
- public function getResult() {
- return $this->result;
- }
-
- /**
- * Returns the associated type for the error. This will default to
- * 'Exception' when a type is not available.
- *
- * @return String
- */
- public function getType() {
- if (isset($this->result['error'])) {
- $error = $this->result['error'];
- if (is_string($error)) {
- // OAuth 2.0 Draft 10 style
- return $error;
- } else if (is_array($error)) {
- // OAuth 2.0 Draft 00 style
- if (isset($error['type'])) {
- return $error['type'];
- }
- }
- }
- return 'Exception';
- }
-
- /**
- * To make debugging easier.
- *
- * @returns String the string representation of the error
- */
- public function __toString() {
- $str = $this->getType() . ': ';
- if ($this->code != 0) {
- $str .= $this->code . ': ';
- }
- return $str . $this->message;
- }
-}
-
-/**
- * Provides access to the Facebook Platform.
- *
- * @author Naitik Shah <naitik@facebook.com>
- */
-class Facebook
-{
- /**
- * Version.
- */
- const VERSION = '2.1.2';
-
- /**
- * Default options for curl.
- */
- public static $CURL_OPTS = array(
- CURLOPT_CONNECTTIMEOUT => 10,
- CURLOPT_RETURNTRANSFER => true,
- CURLOPT_TIMEOUT => 60,
- CURLOPT_USERAGENT => 'facebook-php-2.0',
- );
-
- /**
- * List of query parameters that get automatically dropped when rebuilding
- * the current URL.
- */
- protected static $DROP_QUERY_PARAMS = array(
- 'session',
- 'signed_request',
- );
-
- /**
- * Maps aliases to Facebook domains.
- */
- public static $DOMAIN_MAP = array(
- 'api' => 'https://api.facebook.com/',
- 'api_read' => 'https://api-read.facebook.com/',
- 'graph' => 'https://graph.facebook.com/',
- 'www' => 'https://www.facebook.com/',
- );
-
- /**
- * The Application ID.
- */
- protected $appId;
-
- /**
- * The Application API Secret.
- */
- protected $apiSecret;
-
- /**
- * The active user session, if one is available.
- */
- protected $session;
-
- /**
- * The data from the signed_request token.
- */
- protected $signedRequest;
-
- /**
- * Indicates that we already loaded the session as best as we could.
- */
- protected $sessionLoaded = false;
-
- /**
- * Indicates if Cookie support should be enabled.
- */
- protected $cookieSupport = false;
-
- /**
- * Base domain for the Cookie.
- */
- protected $baseDomain = '';
-
- /**
- * Indicates if the CURL based @ syntax for file uploads is enabled.
- */
- protected $fileUploadSupport = false;
-
- /**
- * Initialize a Facebook Application.
- *
- * The configuration:
- * - appId: the application ID
- * - secret: the application secret
- * - cookie: (optional) boolean true to enable cookie support
- * - domain: (optional) domain for the cookie
- * - fileUpload: (optional) boolean indicating if file uploads are enabled
- *
- * @param Array $config the application configuration
- */
- public function __construct($config) {
- $this->setAppId($config['appId']);
- $this->setApiSecret($config['secret']);
- if (isset($config['cookie'])) {
- $this->setCookieSupport($config['cookie']);
- }
- if (isset($config['domain'])) {
- $this->setBaseDomain($config['domain']);
- }
- if (isset($config['fileUpload'])) {
- $this->setFileUploadSupport($config['fileUpload']);
- }
- }
-
- /**
- * Set the Application ID.
- *
- * @param String $appId the Application ID
- */
- public function setAppId($appId) {
- $this->appId = $appId;
- return $this;
- }
-
- /**
- * Get the Application ID.
- *
- * @return String the Application ID
- */
- public function getAppId() {
- return $this->appId;
- }
-
- /**
- * Set the API Secret.
- *
- * @param String $appId the API Secret
- */
- public function setApiSecret($apiSecret) {
- $this->apiSecret = $apiSecret;
- return $this;
- }
-
- /**
- * Get the API Secret.
- *
- * @return String the API Secret
- */
- public function getApiSecret() {
- return $this->apiSecret;
- }
-
- /**
- * Set the Cookie Support status.
- *
- * @param Boolean $cookieSupport the Cookie Support status
- */
- public function setCookieSupport($cookieSupport) {
- $this->cookieSupport = $cookieSupport;
- return $this;
- }
-
- /**
- * Get the Cookie Support status.
- *
- * @return Boolean the Cookie Support status
- */
- public function useCookieSupport() {
- return $this->cookieSupport;
- }
-
- /**
- * Set the base domain for the Cookie.
- *
- * @param String $domain the base domain
- */
- public function setBaseDomain($domain) {
- $this->baseDomain = $domain;
- return $this;
- }
-
- /**
- * Get the base domain for the Cookie.
- *
- * @return String the base domain
- */
- public function getBaseDomain() {
- return $this->baseDomain;
- }
-
- /**
- * Set the file upload support status.
- *
- * @param String $domain the base domain
- */
- public function setFileUploadSupport($fileUploadSupport) {
- $this->fileUploadSupport = $fileUploadSupport;
- return $this;
- }
-
- /**
- * Get the file upload support status.
- *
- * @return String the base domain
- */
- public function useFileUploadSupport() {
- return $this->fileUploadSupport;
- }
-
- /**
- * Get the data from a signed_request token
- *
- * @return String the base domain
- */
- public function getSignedRequest() {
- if (!$this->signedRequest) {
- if (isset($_REQUEST['signed_request'])) {
- $this->signedRequest = $this->parseSignedRequest(
- $_REQUEST['signed_request']);
- }
- }
- return $this->signedRequest;
- }
-
- /**
- * Set the Session.
- *
- * @param Array $session the session
- * @param Boolean $write_cookie indicate if a cookie should be written. this
- * value is ignored if cookie support has been disabled.
- */
- public function setSession($session=null, $write_cookie=true) {
- $session = $this->validateSessionObject($session);
- $this->sessionLoaded = true;
- $this->session = $session;
- if ($write_cookie) {
- $this->setCookieFromSession($session);
- }
- return $this;
- }
-
- /**
- * Get the session object. This will automatically look for a signed session
- * sent via the signed_request, Cookie or Query Parameters if needed.
- *
- * @return Array the session
- */
- public function getSession() {
- if (!$this->sessionLoaded) {
- $session = null;
- $write_cookie = true;
-
- // try loading session from signed_request in $_REQUEST
- $signedRequest = $this->getSignedRequest();
- if ($signedRequest) {
- // sig is good, use the signedRequest
- $session = $this->createSessionFromSignedRequest($signedRequest);
- }
-
- // try loading session from $_REQUEST
- if (!$session && isset($_REQUEST['session'])) {
- $session = json_decode(
- get_magic_quotes_gpc()
- ? stripslashes($_REQUEST['session'])
- : $_REQUEST['session'],
- true
- );
- $session = $this->validateSessionObject($session);
- }
-
- // try loading session from cookie if necessary
- if (!$session && $this->useCookieSupport()) {
- $cookieName = $this->getSessionCookieName();
- if (isset($_COOKIE[$cookieName])) {
- $session = array();
- parse_str(trim(
- get_magic_quotes_gpc()
- ? stripslashes($_COOKIE[$cookieName])
- : $_COOKIE[$cookieName],
- '"'
- ), $session);
- $session = $this->validateSessionObject($session);
- // write only if we need to delete a invalid session cookie
- $write_cookie = empty($session);
- }
- }
-
- $this->setSession($session, $write_cookie);
- }
-
- return $this->session;
- }
-
- /**
- * Get the UID from the session.
- *
- * @return String the UID if available
- */
- public function getUser() {
- $session = $this->getSession();
- return $session ? $session['uid'] : null;
- }
-
- /**
- * Gets a OAuth access token.
- *
- * @return String the access token
- */
- public function getAccessToken() {
- $session = $this->getSession();
- // either user session signed, or app signed
- if ($session) {
- return $session['access_token'];
- } else {
- return $this->getAppId() .'|'. $this->getApiSecret();
- }
- }
-
- /**
- * Get a Login URL for use with redirects. By default, full page redirect is
- * assumed. If you are using the generated URL with a window.open() call in
- * JavaScript, you can pass in display=popup as part of the $params.
- *
- * The parameters:
- * - next: the url to go to after a successful login
- * - cancel_url: the url to go to after the user cancels
- * - req_perms: comma separated list of requested extended perms
- * - display: can be "page" (default, full page) or "popup"
- *
- * @param Array $params provide custom parameters
- * @return String the URL for the login flow
- */
- public function getLoginUrl($params=array()) {
- $currentUrl = $this->getCurrentUrl();
- return $this->getUrl(
- 'www',
- 'login.php',
- array_merge(array(
- 'api_key' => $this->getAppId(),
- 'cancel_url' => $currentUrl,
- 'display' => 'page',
- 'fbconnect' => 1,
- 'next' => $currentUrl,
- 'return_session' => 1,
- 'session_version' => 3,
- 'v' => '1.0',
- ), $params)
- );
- }
-
- /**
- * Get a Logout URL suitable for use with redirects.
- *
- * The parameters:
- * - next: the url to go to after a successful logout
- *
- * @param Array $params provide custom parameters
- * @return String the URL for the logout flow
- */
- public function getLogoutUrl($params=array()) {
- return $this->getUrl(
- 'www',
- 'logout.php',
- array_merge(array(
- 'next' => $this->getCurrentUrl(),
- 'access_token' => $this->getAccessToken(),
- ), $params)
- );
- }
-
- /**
- * Get a login status URL to fetch the status from facebook.
- *
- * The parameters:
- * - ok_session: the URL to go to if a session is found
- * - no_session: the URL to go to if the user is not connected
- * - no_user: the URL to go to if the user is not signed into facebook
- *
- * @param Array $params provide custom parameters
- * @return String the URL for the logout flow
- */
- public function getLoginStatusUrl($params=array()) {
- return $this->getUrl(
- 'www',
- 'extern/login_status.php',
- array_merge(array(
- 'api_key' => $this->getAppId(),
- 'no_session' => $this->getCurrentUrl(),
- 'no_user' => $this->getCurrentUrl(),
- 'ok_session' => $this->getCurrentUrl(),
- 'session_version' => 3,
- ), $params)
- );
- }
-
- /**
- * Make an API call.
- *
- * @param Array $params the API call parameters
- * @return the decoded response
- */
- public function api(/* polymorphic */) {
- $args = func_get_args();
- if (is_array($args[0])) {
- return $this->_restserver($args[0]);
- } else {
- return call_user_func_array(array($this, '_graph'), $args);
- }
- }
-
- /**
- * Invoke the old restserver.php endpoint.
- *
- * @param Array $params method call object
- * @return the decoded response object
- * @throws FacebookApiException
- */
- protected function _restserver($params) {
- // generic application level parameters
- $params['api_key'] = $this->getAppId();
- $params['format'] = 'json-strings';
-
- $result = json_decode($this->_oauthRequest(
- $this->getApiUrl($params['method']),
- $params
- ), true);
-
- // results are returned, errors are thrown
- if (is_array($result) && isset($result['error_code'])) {
- throw new FacebookApiException($result);
- }
- return $result;
- }
-
- /**
- * Invoke the Graph API.
- *
- * @param String $path the path (required)
- * @param String $method the http method (default 'GET')
- * @param Array $params the query/post data
- * @return the decoded response object
- * @throws FacebookApiException
- */
- protected function _graph($path, $method='GET', $params=array()) {
- if (is_array($method) && empty($params)) {
- $params = $method;
- $method = 'GET';
- }
- $params['method'] = $method; // method override as we always do a POST
-
- $result = json_decode($this->_oauthRequest(
- $this->getUrl('graph', $path),
- $params
- ), true);
-
- // results are returned, errors are thrown
- if (is_array($result) && isset($result['error'])) {
- $e = new FacebookApiException($result);
- switch ($e->getType()) {
- // OAuth 2.0 Draft 00 style
- case 'OAuthException':
- // OAuth 2.0 Draft 10 style
- case 'invalid_token':
- $this->setSession(null);
- }
- throw $e;
- }
- return $result;
- }
-
- /**
- * Make a OAuth Request
- *
- * @param String $path the path (required)
- * @param Array $params the query/post data
- * @return the decoded response object
- * @throws FacebookApiException
- */
- protected function _oauthRequest($url, $params) {
- if (!isset($params['access_token'])) {
- $params['access_token'] = $this->getAccessToken();
- }
-
- // json_encode all params values that are not strings
- foreach ($params as $key => $value) {
- if (!is_string($value)) {
- $params[$key] = json_encode($value);
- }
- }
- return $this->makeRequest($url, $params);
- }
-
- /**
- * Makes an HTTP request. This method can be overriden by subclasses if
- * developers want to do fancier things or use something other than curl to
- * make the request.
- *
- * @param String $url the URL to make the request to
- * @param Array $params the parameters to use for the POST body
- * @param CurlHandler $ch optional initialized curl handle
- * @return String the response text
- */
- protected function makeRequest($url, $params, $ch=null) {
- if (!$ch) {
- $ch = curl_init();
- }
-
- $opts = self::$CURL_OPTS;
- if ($this->useFileUploadSupport()) {
- $opts[CURLOPT_POSTFIELDS] = $params;
- } else {
- $opts[CURLOPT_POSTFIELDS] = http_build_query($params, null, '&');
- }
- $opts[CURLOPT_URL] = $url;
-
- // disable the 'Expect: 100-continue' behaviour. This causes CURL to wait
- // for 2 seconds if the server does not support this header.
- if (isset($opts[CURLOPT_HTTPHEADER])) {
- $existing_headers = $opts[CURLOPT_HTTPHEADER];
- $existing_headers[] = 'Expect:';
- $opts[CURLOPT_HTTPHEADER] = $existing_headers;
- } else {
- $opts[CURLOPT_HTTPHEADER] = array('Expect:');
- }
-
- curl_setopt_array($ch, $opts);
- $result = curl_exec($ch);
-
- if (curl_errno($ch) == 60) { // CURLE_SSL_CACERT
- self::errorLog('Invalid or no certificate authority found, using bundled information');
- curl_setopt($ch, CURLOPT_CAINFO,
- dirname(__FILE__) . '/fb_ca_chain_bundle.crt');
- $result = curl_exec($ch);
- }
-
- if ($result === false) {
- $e = new FacebookApiException(array(
- 'error_code' => curl_errno($ch),
- 'error' => array(
- 'message' => curl_error($ch),
- 'type' => 'CurlException',
- ),
- ));
- curl_close($ch);
- throw $e;
- }
- curl_close($ch);
- return $result;
- }
-
- /**
- * The name of the Cookie that contains the session.
- *
- * @return String the cookie name
- */
- protected function getSessionCookieName() {
- return 'fbs_' . $this->getAppId();
- }
-
- /**
- * Set a JS Cookie based on the _passed in_ session. It does not use the
- * currently stored session -- you need to explicitly pass it in.
- *
- * @param Array $session the session to use for setting the cookie
- */
- protected function setCookieFromSession($session=null) {
- if (!$this->useCookieSupport()) {
- return;
- }
-
- $cookieName = $this->getSessionCookieName();
- $value = 'deleted';
- $expires = time() - 3600;
- $domain = $this->getBaseDomain();
- if ($session) {
- $value = '"' . http_build_query($session, null, '&') . '"';
- if (isset($session['base_domain'])) {
- $domain = $session['base_domain'];
- }
- $expires = $session['expires'];
- }
-
- // prepend dot if a domain is found
- if ($domain) {
- $domain = '.' . $domain;
- }
-
- // if an existing cookie is not set, we dont need to delete it
- if ($value == 'deleted' && empty($_COOKIE[$cookieName])) {
- return;
- }
-
- if (headers_sent()) {
- self::errorLog('Could not set cookie. Headers already sent.');
-
- // ignore for code coverage as we will never be able to setcookie in a CLI
- // environment
- // @codeCoverageIgnoreStart
- } else {
- setcookie($cookieName, $value, $expires, '/', $domain);
- }
- // @codeCoverageIgnoreEnd
- }
-
- /**
- * Validates a session_version=3 style session object.
- *
- * @param Array $session the session object
- * @return Array the session object if it validates, null otherwise
- */
- protected function validateSessionObject($session) {
- // make sure some essential fields exist
- if (is_array($session) &&
- isset($session['uid']) &&
- isset($session['access_token']) &&
- isset($session['sig'])) {
- // validate the signature
- $session_without_sig = $session;
- unset($session_without_sig['sig']);
- $expected_sig = self::generateSignature(
- $session_without_sig,
- $this->getApiSecret()
- );
- if ($session['sig'] != $expected_sig) {
- self::errorLog('Got invalid session signature in cookie.');
- $session = null;
- }
- // check expiry time
- } else {
- $session = null;
- }
- return $session;
- }
-
- /**
- * Returns something that looks like our JS session object from the
- * signed token's data
- *
- * TODO: Nuke this once the login flow uses OAuth2
- *
- * @param Array the output of getSignedRequest
- * @return Array Something that will work as a session
- */
- protected function createSessionFromSignedRequest($data) {
- if (!isset($data['oauth_token'])) {
- return null;
- }
-
- $session = array(
- 'uid' => $data['user_id'],
- 'access_token' => $data['oauth_token'],
- 'expires' => $data['expires'],
- );
-
- // put a real sig, so that validateSignature works
- $session['sig'] = self::generateSignature(
- $session,
- $this->getApiSecret()
- );
-
- return $session;
- }
-
- /**
- * Parses a signed_request and validates the signature.
- * Then saves it in $this->signed_data
- *
- * @param String A signed token
- * @param Boolean Should we remove the parts of the payload that
- * are used by the algorithm?
- * @return Array the payload inside it or null if the sig is wrong
- */
- protected function parseSignedRequest($signed_request) {
- list($encoded_sig, $payload) = explode('.', $signed_request, 2);
-
- // decode the data
- $sig = self::base64UrlDecode($encoded_sig);
- $data = json_decode(self::base64UrlDecode($payload), true);
-
- if (strtoupper($data['algorithm']) !== 'HMAC-SHA256') {
- self::errorLog('Unknown algorithm. Expected HMAC-SHA256');
- return null;
- }
-
- // check sig
- $expected_sig = hash_hmac('sha256', $payload,
- $this->getApiSecret(), $raw = true);
- if ($sig !== $expected_sig) {
- self::errorLog('Bad Signed JSON signature!');
- return null;
- }
-
- return $data;
- }
-
- /**
- * Build the URL for api given parameters.
- *
- * @param $method String the method name.
- * @return String the URL for the given parameters
- */
- protected function getApiUrl($method) {
- static $READ_ONLY_CALLS =
- array('admin.getallocation' => 1,
- 'admin.getappproperties' => 1,
- 'admin.getbannedusers' => 1,
- 'admin.getlivestreamvialink' => 1,
- 'admin.getmetrics' => 1,
- 'admin.getrestrictioninfo' => 1,
- 'application.getpublicinfo' => 1,
- 'auth.getapppublickey' => 1,
- 'auth.getsession' => 1,
- 'auth.getsignedpublicsessiondata' => 1,
- 'comments.get' => 1,
- 'connect.getunconnectedfriendscount' => 1,
- 'dashboard.getactivity' => 1,
- 'dashboard.getcount' => 1,
- 'dashboard.getglobalnews' => 1,
- 'dashboard.getnews' => 1,
- 'dashboard.multigetcount' => 1,
- 'dashboard.multigetnews' => 1,
- 'data.getcookies' => 1,
- 'events.get' => 1,
- 'events.getmembers' => 1,
- 'fbml.getcustomtags' => 1,
- 'feed.getappfriendstories' => 1,
- 'feed.getregisteredtemplatebundlebyid' => 1,
- 'feed.getregisteredtemplatebundles' => 1,
- 'fql.multiquery' => 1,
- 'fql.query' => 1,
- 'friends.arefriends' => 1,
- 'friends.get' => 1,
- 'friends.getappusers' => 1,
- 'friends.getlists' => 1,
- 'friends.getmutualfriends' => 1,
- 'gifts.get' => 1,
- 'groups.get' => 1,
- 'groups.getmembers' => 1,
- 'intl.gettranslations' => 1,
- 'links.get' => 1,
- 'notes.get' => 1,
- 'notifications.get' => 1,
- 'pages.getinfo' => 1,
- 'pages.isadmin' => 1,
- 'pages.isappadded' => 1,
- 'pages.isfan' => 1,
- 'permissions.checkavailableapiaccess' => 1,
- 'permissions.checkgrantedapiaccess' => 1,
- 'photos.get' => 1,
- 'photos.getalbums' => 1,
- 'photos.gettags' => 1,
- 'profile.getinfo' => 1,
- 'profile.getinfooptions' => 1,
- 'stream.get' => 1,
- 'stream.getcomments' => 1,
- 'stream.getfilters' => 1,
- 'users.getinfo' => 1,
- 'users.getloggedinuser' => 1,
- 'users.getstandardinfo' => 1,
- 'users.hasapppermission' => 1,
- 'users.isappuser' => 1,
- 'users.isverified' => 1,
- 'video.getuploadlimits' => 1);
- $name = 'api';
- if (isset($READ_ONLY_CALLS[strtolower($method)])) {
- $name = 'api_read';
- }
- return self::getUrl($name, 'restserver.php');
- }
-
- /**
- * Build the URL for given domain alias, path and parameters.
- *
- * @param $name String the name of the domain
- * @param $path String optional path (without a leading slash)
- * @param $params Array optional query parameters
- * @return String the URL for the given parameters
- */
- protected function getUrl($name, $path='', $params=array()) {
- $url = self::$DOMAIN_MAP[$name];
- if ($path) {
- if ($path[0] === '/') {
- $path = substr($path, 1);
- }
- $url .= $path;
- }
- if ($params) {
- $url .= '?' . http_build_query($params, null, '&');
- }
- return $url;
- }
-
- /**
- * Returns the Current URL, stripping it of known FB parameters that should
- * not persist.
- *
- * @return String the current URL
- */
- protected function getCurrentUrl() {
- $protocol = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on'
- ? 'https://'
- : 'http://';
- $currentUrl = $protocol . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
- $parts = parse_url($currentUrl);
-
- // drop known fb params
- $query = '';
- if (!empty($parts['query'])) {
- $params = array();
- parse_str($parts['query'], $params);
- foreach(self::$DROP_QUERY_PARAMS as $key) {
- unset($params[$key]);
- }
- if (!empty($params)) {
- $query = '?' . http_build_query($params, null, '&');
- }
- }
-
- // use port if non default
- $port =
- isset($parts['port']) &&
- (($protocol === 'http://' && $parts['port'] !== 80) ||
- ($protocol === 'https://' && $parts['port'] !== 443))
- ? ':' . $parts['port'] : '';
-
- // rebuild
- return $protocol . $parts['host'] . $port . $parts['path'] . $query;
- }
-
- /**
- * Generate a signature for the given params and secret.
- *
- * @param Array $params the parameters to sign
- * @param String $secret the secret to sign with
- * @return String the generated signature
- */
- protected static function generateSignature($params, $secret) {
- // work with sorted data
- ksort($params);
-
- // generate the base string
- $base_string = '';
- foreach($params as $key => $value) {
- $base_string .= $key . '=' . $value;
- }
- $base_string .= $secret;
-
- return md5($base_string);
- }
-
- /**
- * Prints to the error log if you aren't in command line mode.
- *
- * @param String log message
- */
- protected static function errorLog($msg) {
- // disable error log if we are running in a CLI environment
- // @codeCoverageIgnoreStart
- if (php_sapi_name() != 'cli') {
- error_log($msg);
- }
- // uncomment this if you want to see the errors on the page
- // print 'error_log: '.$msg."\n";
- // @codeCoverageIgnoreEnd
- }
-
- /**
- * Base64 encoding that doesn't need to be urlencode()ed.
- * Exactly the same as base64_encode except it uses
- * - instead of +
- * _ instead of /
- *
- * @param String base64UrlEncodeded string
- */
- protected static function base64UrlDecode($input) {
- return base64_decode(strtr($input, '-_', '+/'));
- }
-}
+++ /dev/null
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+++ /dev/null
-<?php
-/**
- * StatusNet, the distributed open-source microblogging tool
- *
- * Class for communicating with Facebook
- *
- * 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 Craig Andrews <candrews@integralblue.com>
- * @author Zach Copley <zach@status.net>
- * @copyright 2009-2010 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')) {
- exit(1);
-}
-
-/**
- * Class for communication with Facebook
- *
- * @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 Facebookclient
-{
- protected $facebook = null; // Facebook Graph client obj
- protected $flink = null; // Foreign_link StatusNet -> Facebook
- protected $notice = null; // The user's notice
- protected $user = null; // Sender of the notice
-
- function __construct($notice)
- {
- $this->facebook = self::getFacebook();
- $this->notice = $notice;
-
- $this->flink = Foreign_link::getByUserID(
- $notice->profile_id,
- FACEBOOK_SERVICE
- );
-
- $this->user = $this->flink->getUser();
- }
-
- /*
- * Get an instance of the Facebook Graph SDK object
- *
- * @param string $appId Application
- * @param string $secret Facebook API secret
- *
- * @return Facebook A Facebook SDK obj
- */
- static function getFacebook($appId = null, $secret = null)
- {
- // Check defaults and configuration for application ID and secret
- if (empty($appId)) {
- $appId = common_config('facebook', 'appid');
- }
-
- if (empty($secret)) {
- $secret = common_config('facebook', 'secret');
- }
-
- // If there's no app ID and secret set in the local config, look
- // for a global one
- if (empty($appId) || empty($secret)) {
- $appId = common_config('facebook', 'global_appid');
- $secret = common_config('facebook', 'global_secret');
- }
-
- return new Facebook(
- array(
- 'appId' => $appId,
- 'secret' => $secret,
- 'cookie' => true
- )
- );
- }
-
- /*
- * Broadcast a notice to Facebook
- *
- * @param Notice $notice the notice to send
- */
- static function facebookBroadcastNotice($notice)
- {
- common_debug('Facebook broadcast');
- $client = new Facebookclient($notice);
- return $client->sendNotice();
- }
-
- /*
- * Should the notice go to Facebook?
- */
- function isFacebookBound() {
-
- if (empty($this->flink)) {
- common_log(
- LOG_WARN,
- sprintf(
- "No Foreign_link to Facebook for the author of notice %d.",
- $this->notice->id
- ),
- __FILE__
- );
- return false;
- }
-
- // Avoid a loop
- if ($this->notice->source == 'Facebook') {
- common_log(
- LOG_INFO,
- sprintf(
- 'Skipping notice %d because its source is Facebook.',
- $this->notice->id
- ),
- __FILE__
- );
- return false;
- }
-
- // If the user does not want to broadcast to Facebook, move along
- if (!($this->flink->noticesync & FOREIGN_NOTICE_SEND == FOREIGN_NOTICE_SEND)) {
- common_log(
- LOG_INFO,
- sprintf(
- 'Skipping notice %d because user has FOREIGN_NOTICE_SEND bit off.',
- $this->notice->id
- ),
- __FILE__
- );
- return false;
- }
-
- // If it's not a reply, or if the user WANTS to send @-replies,
- // then, yeah, it can go to Facebook.
- if (!preg_match('/@[a-zA-Z0-9_]{1,15}\b/u', $this->notice->content) ||
- ($this->flink->noticesync & FOREIGN_NOTICE_SEND_REPLY)) {
- return true;
- }
-
- return false;
- }
-
- /*
- * Determine whether we should send this notice using the Graph API or the
- * old REST API and then dispatch
- */
- function sendNotice()
- {
- // If there's nothing in the credentials field try to send via
- // the Old Rest API
-
- if ($this->isFacebookBound()) {
- common_debug("notice is facebook bound", __FILE__);
- if (empty($this->flink->credentials)) {
- return $this->sendOldRest();
- } else {
-
- // Otherwise we most likely have an access token
- return $this->sendGraph();
- }
-
- } else {
- common_debug(
- sprintf(
- "Skipping notice %d - not bound for Facebook",
- $this->notice->id,
- __FILE__
- )
- );
- }
- }
-
- /*
- * Send a notice to Facebook using the Graph API
- */
- function sendGraph()
- {
- try {
-
- $fbuid = $this->flink->foreign_id;
-
- common_debug(
- sprintf(
- "Attempting use Graph API to post notice %d as a stream item for %s (%d), fbuid %s",
- $this->notice->id,
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
-
- $params = array(
- 'access_token' => $this->flink->credentials,
- // XXX: Need to worrry about length of the message?
- 'message' => $this->notice->content
- );
-
- $attachments = $this->notice->attachments();
-
- if (!empty($attachments)) {
-
- // We can only send one attachment with the Graph API :(
-
- $first = array_shift($attachments);
-
- if (substr($first->mimetype, 0, 6) == 'image/'
- || in_array(
- $first->mimetype,
- array('application/x-shockwave-flash', 'audio/mpeg' ))) {
-
- $params['picture'] = $first->url;
- $params['caption'] = 'Click for full size';
- $params['source'] = $first->url;
- }
-
- }
-
- $result = $this->facebook->api(
- sprintf('/%s/feed', $fbuid), 'post', $params
- );
-
- // Save a mapping
- Notice_to_item::saveNew($this->notice->id, $result['id']);
-
- common_log(
- LOG_INFO,
- sprintf(
- "Posted notice %d as a stream item for %s (%d), fbuid %s",
- $this->notice->id,
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
-
- } catch (FacebookApiException $e) {
- return $this->handleFacebookError($e);
- }
-
- return true;
- }
-
- /*
- * Send a notice to Facebook using the deprecated Old REST API. We need this
- * for backwards compatibility. Users who signed up for Facebook bridging
- * using the old Facebook Canvas application do not have an OAuth 2.0
- * access token.
- */
- function sendOldRest()
- {
- try {
-
- $canPublish = $this->checkPermission('publish_stream');
- $canUpdate = $this->checkPermission('status_update');
-
- // We prefer to use stream.publish, because it can handle
- // attachments and returns the ID of the published item
-
- if ($canPublish == 1) {
- $this->restPublishStream();
- } else if ($canUpdate == 1) {
- // as a last resort we can just update the user's "status"
- $this->restStatusUpdate();
- } else {
-
- $msg = 'Not sending notice %d to Facebook because user %s '
- . '(%d), fbuid %s, does not have \'status_update\' '
- . 'or \'publish_stream\' permission.';
-
- common_log(
- LOG_WARNING,
- sprintf(
- $msg,
- $this->notice->id,
- $this->user->nickname,
- $this->user->id,
- $this->flink->foreign_id
- ),
- __FILE__
- );
- }
-
- } catch (FacebookApiException $e) {
- return $this->handleFacebookError($e);
- }
-
- return true;
- }
-
- /*
- * Query Facebook to to see if a user has permission
- *
- *
- *
- * @param $permission the permission to check for - must be either
- * public_stream or status_update
- *
- * @return boolean result
- */
- function checkPermission($permission)
- {
- if (!in_array($permission, array('publish_stream', 'status_update'))) {
- throw new ServerException("No such permission!");
- }
-
- $fbuid = $this->flink->foreign_id;
-
- common_debug(
- sprintf(
- 'Checking for %s permission for user %s (%d), fbuid %s',
- $permission,
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
-
- $hasPermission = $this->facebook->api(
- array(
- 'method' => 'users.hasAppPermission',
- 'ext_perm' => $permission,
- 'uid' => $fbuid
- )
- );
-
- if ($hasPermission == 1) {
-
- common_debug(
- sprintf(
- '%s (%d), fbuid %s has %s permission',
- $permission,
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
-
- return true;
-
- } else {
-
- $logMsg = '%s (%d), fbuid $fbuid does NOT have %s permission.'
- . 'Facebook returned: %s';
-
- common_debug(
- sprintf(
- $logMsg,
- $this->user->nickname,
- $this->user->id,
- $permission,
- $fbuid,
- var_export($result, true)
- ),
- __FILE__
- );
-
- return false;
-
- }
- }
-
- /*
- * Handle a Facebook API Exception
- *
- * @param FacebookApiException $e the exception
- *
- */
- function handleFacebookError($e)
- {
- $fbuid = $this->flink->foreign_id;
- $errmsg = $e->getMessage();
- $code = $e->getCode();
-
- // The Facebook PHP SDK seems to always set the code attribute
- // of the Exception to 0; they put the real error code in
- // the message. Gar!
- if ($code == 0) {
- preg_match('/^\(#(?<code>\d+)\)/', $errmsg, $matches);
- $code = $matches['code'];
- }
-
- // XXX: Check for any others?
- switch($code) {
- case 100: // Invalid parameter
- $msg = 'Facebook claims notice %d was posted with an invalid '
- . 'parameter (error code 100 - %s) Notice details: '
- . '[nickname=%s, user id=%d, fbuid=%d, content="%s"]. '
- . 'Dequeing.';
- common_log(
- LOG_ERR, sprintf(
- $msg,
- $this->notice->id,
- $errmsg,
- $this->user->nickname,
- $this->user->id,
- $fbuid,
- $this->notice->content
- ),
- __FILE__
- );
- return true;
- break;
- case 200: // Permissions error
- case 250: // Updating status requires the extended permission status_update
- $this->disconnect();
- return true; // dequeue
- break;
- case 341: // Feed action request limit reached
- $msg = '%s (userid=%d, fbuid=%d) has exceeded his/her limit '
- . 'for posting notices to Facebook today. Dequeuing '
- . 'notice %d';
- common_log(
- LOG_INFO, sprintf(
- $msg,
- $user->nickname,
- $user->id,
- $fbuid,
- $this->notice->id
- ),
- __FILE__
- );
- // @fixme: We want to rety at a later time when the throttling has expired
- // instead of just giving up.
- return true;
- break;
- default:
- $msg = 'Facebook returned an error we don\'t know how to deal with '
- . 'when posting notice %d. Error code: %d, error message: "%s"'
- . ' Notice details: [nickname=%s, user id=%d, fbuid=%d, '
- . 'notice content="%s"]. Dequeing.';
- common_log(
- LOG_ERR, sprintf(
- $msg,
- $this->notice->id,
- $code,
- $errmsg,
- $this->user->nickname,
- $this->user->id,
- $fbuid,
- $this->notice->content
- ),
- __FILE__
- );
- return true; // dequeue
- break;
- }
- }
-
- /*
- * Publish a notice to Facebook as a status update
- *
- * This is the least preferable way to send a notice to Facebook because
- * it doesn't support attachments and the API method doesn't return
- * the ID of the post on Facebook.
- *
- */
- function restStatusUpdate()
- {
- $fbuid = $this->flink->foreign_id;
-
- common_debug(
- sprintf(
- "Attempting to post notice %d as a status update for %s (%d), fbuid %s",
- $this->notice->id,
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
-
- $result = $this->facebook->api(
- array(
- 'method' => 'users.setStatus',
- 'status' => $this->formatMessage(),
- 'status_includes_verb' => true,
- 'uid' => $fbuid
- )
- );
-
- if ($result == 1) { // 1 is success
-
- common_log(
- LOG_INFO,
- sprintf(
- "Posted notice %s as a status update for %s (%d), fbuid %s",
- $this->notice->id,
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
-
- // There is no item ID returned for status update so we can't
- // save a Notice_to_item mapping
-
- } else {
-
- $msg = sprintf(
- "Error posting notice %s as a status update for %s (%d), fbuid %s - error code: %s",
- $this->notice->id,
- $this->user->nickname,
- $this->user->id,
- $fbuid,
- $result // will contain 0, or an error
- );
-
- throw new FacebookApiException($msg, $result);
- }
- }
-
- /*
- * Publish a notice to a Facebook user's stream using the old REST API
- */
- function restPublishStream()
- {
- $fbuid = $this->flink->foreign_id;
-
- common_debug(
- sprintf(
- 'Attempting to post notice %d as stream item for %s (%d) fbuid %s',
- $this->notice->id,
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
-
- $fbattachment = $this->formatAttachments();
-
- $result = $this->facebook->api(
- array(
- 'method' => 'stream.publish',
- 'message' => $this->formatMessage(),
- 'attachment' => $fbattachment,
- 'uid' => $fbuid
- )
- );
-
- if (!empty($result)) { // result will contain the item ID
-
- // Save a mapping
- Notice_to_item::saveNew($this->notice->id, $result);
-
- common_log(
- LOG_INFO,
- sprintf(
- 'Posted notice %d as a %s for %s (%d), fbuid %s',
- $this->notice->id,
- empty($fbattachment) ? 'stream item' : 'stream item with attachment',
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
-
- } else {
-
- $msg = sprintf(
- 'Could not post notice %d as a %s for %s (%d), fbuid %s - error code: %s',
- $this->notice->id,
- empty($fbattachment) ? 'stream item' : 'stream item with attachment',
- $this->user->nickname,
- $this->user->id,
- $result, // result will contain an error code
- $fbuid
- );
-
- throw new FacebookApiException($msg, $result);
- }
- }
-
- /*
- * Format the text message of a stream item so it's appropriate for
- * sending to Facebook. If the notice is too long, truncate it, and
- * add a linkback to the original notice at the end.
- *
- * @return String $txt the formated message
- */
- function formatMessage()
- {
- // Start with the plaintext source of this notice...
- $txt = $this->notice->content;
-
- // Facebook has a 420-char hardcoded max.
- if (mb_strlen($statustxt) > 420) {
- $noticeUrl = common_shorten_url($this->notice->uri);
- $urlLen = mb_strlen($noticeUrl);
- $txt = mb_substr($statustxt, 0, 420 - ($urlLen + 3)) . ' … ' . $noticeUrl;
- }
-
- return $txt;
- }
-
- /*
- * Format attachments for the old REST API stream.publish method
- *
- * Note: Old REST API supports multiple attachments per post
- *
- */
- function formatAttachments()
- {
- $attachments = $this->notice->attachments();
-
- $fbattachment = array();
- $fbattachment['media'] = array();
-
- foreach($attachments as $attachment)
- {
- if($enclosure = $attachment->getEnclosure()){
- $fbmedia = $this->getFacebookMedia($enclosure);
- }else{
- $fbmedia = $this->getFacebookMedia($attachment);
- }
- if($fbmedia){
- $fbattachment['media'][]=$fbmedia;
- }else{
- $fbattachment['name'] = ($attachment->title ?
- $attachment->title : $attachment->url);
- $fbattachment['href'] = $attachment->url;
- }
- }
- if(count($fbattachment['media'])>0){
- unset($fbattachment['name']);
- unset($fbattachment['href']);
- }
- return $fbattachment;
- }
-
- /**
- * given a File objects, returns an associative array suitable for Facebook media
- */
- function getFacebookMedia($attachment)
- {
- $fbmedia = array();
-
- if (strncmp($attachment->mimetype, 'image/', strlen('image/')) == 0) {
- $fbmedia['type'] = 'image';
- $fbmedia['src'] = $attachment->url;
- $fbmedia['href'] = $attachment->url;
- } else if ($attachment->mimetype == 'audio/mpeg') {
- $fbmedia['type'] = 'mp3';
- $fbmedia['src'] = $attachment->url;
- }else if ($attachment->mimetype == 'application/x-shockwave-flash') {
- $fbmedia['type'] = 'flash';
-
- // http://wiki.developers.facebook.com/index.php/Attachment_%28Streams%29
- // says that imgsrc is required... but we have no value to put in it
- // $fbmedia['imgsrc']='';
-
- $fbmedia['swfsrc'] = $attachment->url;
- }else{
- return false;
- }
- return $fbmedia;
- }
-
- /*
- * Disconnect a user from Facebook by deleting his Foreign_link.
- * Notifies the user his account has been disconnected by email.
- */
- function disconnect()
- {
- $fbuid = $this->flink->foreign_id;
-
- common_log(
- LOG_INFO,
- sprintf(
- 'Removing Facebook link for %s (%d), fbuid %s',
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
-
- $result = $this->flink->delete();
-
- if (empty($result)) {
- common_log(
- LOG_ERR,
- sprintf(
- 'Could not remove Facebook link for %s (%d), fbuid %s',
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
- common_log_db_error($flink, 'DELETE', __FILE__);
- }
-
- // Notify the user that we are removing their Facebook link
-
- $result = $this->mailFacebookDisconnect();
-
- if (!$result) {
-
- $msg = 'Unable to send email to notify %s (%d), fbuid %s '
- . 'about his/her Facebook link being removed.';
-
- common_log(
- LOG_WARNING,
- sprintf(
- $msg,
- $this->user->nickname,
- $this->user->id,
- $fbuid
- ),
- __FILE__
- );
- }
- }
-
- /**
- * Send a mail message to notify a user that her Facebook link
- * has been terminated.
- *
- * @return boolean success flag
- */
- function mailFacebookDisconnect()
- {
- $profile = $this->user->getProfile();
-
- $siteName = common_config('site', 'name');
-
- common_switch_locale($this->user->language);
-
- $subject = _m('Your Facebook connection has been removed');
-
- $msg = <<<BODY
-Hi %1$s,
-
-We're sorry to inform you we are unable to publish your notice to
-Facebook, and have removed the connection between your %2$s account and
-Facebook.
-
-This may have happened because you have removed permission for %2$s
-to post on your behalf, or perhaps you have deactivated your Facebook
-account. You can reconnect your %s account to Facebook at any time by
-logging in with Facebook again.
-
-Sincerely,
-
-%2$s
-BODY;
- $body = sprintf(
- _m($msg),
- $this->user->nickname,
- $siteName
- );
-
- common_switch_locale();
-
- return mail_to_user($this->user, $subject, $body);
- }
-
- /*
- * Check to see if we have a mapping to a copy of this notice
- * on Facebook
- *
- * @param Notice $notice the notice to check
- *
- * @return mixed null if it can't find one, or the id of the Facebook
- * stream item
- */
- static function facebookStatusId($notice)
- {
- $n2i = Notice_to_item::staticGet('notice_id', $notice->id);
-
- if (empty($n2i)) {
- return null;
- } else {
- return $n2i->item_id;
- }
- }
-
- /*
- * Save a Foreign_user record of a Facebook user
- *
- * @param object $fbuser a Facebook Graph API user obj
- * See: http://developers.facebook.com/docs/reference/api/user
- * @return mixed $result Id or key
- *
- */
- static function addFacebookUser($fbuser)
- {
- // remove any existing, possibly outdated, record
- $luser = Foreign_user::getForeignUser($fbuser['id'], FACEBOOK_SERVICE);
-
- if (!empty($luser)) {
-
- $result = $luser->delete();
-
- if ($result != false) {
- common_log(
- LOG_INFO,
- sprintf(
- 'Removed old Facebook user: %s, fbuid %d',
- $fbuid['name'],
- $fbuid['id']
- ),
- __FILE__
- );
- }
- }
-
- $fuser = new Foreign_user();
-
- $fuser->nickname = $fbuser['name'];
- $fuser->uri = $fbuser['link'];
- $fuser->id = $fbuser['id'];
- $fuser->service = FACEBOOK_SERVICE;
- $fuser->created = common_sql_now();
-
- $result = $fuser->insert();
-
- if (empty($result)) {
- common_log(
- LOG_WARNING,
- sprintf(
- 'Failed to add new Facebook user: %s, fbuid %d',
- $fbuser['name'],
- $fbuser['id']
- ),
- __FILE__
- );
-
- common_log_db_error($fuser, 'INSERT', __FILE__);
- } else {
- common_log(
- LOG_INFO,
- sprintf(
- 'Added new Facebook user: %s, fbuid %d',
- $fbuser['name'],
- $fbuser['id']
- ),
- __FILE__
- );
- }
-
- return $result;
- }
-
- /*
- * Remove an item from a Facebook user's feed if we have a mapping
- * for it.
- */
- function streamRemove()
- {
- $n2i = Notice_to_item::staticGet('notice_id', $this->notice->id);
-
- if (!empty($this->flink) && !empty($n2i)) {
-
- $result = $this->facebook->api(
- array(
- 'method' => 'stream.remove',
- 'post_id' => $n2i->item_id,
- 'uid' => $this->flink->foreign_id
- )
- );
-
- if (!empty($result) && result == true) {
-
- common_log(
- LOG_INFO,
- sprintf(
- 'Deleted Facebook item: %s for %s (%d), fbuid %d',
- $n2i->item_id,
- $this->user->nickname,
- $this->user->id,
- $this->flink->foreign_id
- ),
- __FILE__
- );
-
- $n2i->delete();
-
- } else {
-
- common_log(
- LOG_WARNING,
- sprintf(
- 'Could not deleted Facebook item: %s for %s (%d), fbuid %d',
- $n2i->item_id,
- $this->user->nickname,
- $this->user->id,
- $this->flink->foreign_id
- ),
- __FILE__
- );
- }
- }
- }
-
- /*
- * Like an item in a Facebook user's feed if we have a mapping
- * for it.
- */
- function like()
- {
- $n2i = Notice_to_item::staticGet('notice_id', $this->notice->id);
-
- if (!empty($this->flink) && !empty($n2i)) {
-
- $result = $this->facebook->api(
- array(
- 'method' => 'stream.addlike',
- 'post_id' => $n2i->item_id,
- 'uid' => $this->flink->foreign_id
- )
- );
-
- if (!empty($result) && result == true) {
-
- common_log(
- LOG_INFO,
- sprintf(
- 'Added like for item: %s for %s (%d), fbuid %d',
- $n2i->item_id,
- $this->user->nickname,
- $this->user->id,
- $this->flink->foreign_id
- ),
- __FILE__
- );
-
- } else {
-
- common_log(
- LOG_WARNING,
- sprintf(
- 'Could not like Facebook item: %s for %s (%d), fbuid %d',
- $n2i->item_id,
- $this->user->nickname,
- $this->user->id,
- $this->flink->foreign_id
- ),
- __FILE__
- );
- }
- }
- }
-
- /*
- * Unlike an item in a Facebook user's feed if we have a mapping
- * for it.
- */
- function unLike()
- {
- $n2i = Notice_to_item::staticGet('notice_id', $this->notice->id);
-
- if (!empty($this->flink) && !empty($n2i)) {
-
- $result = $this->facebook->api(
- array(
- 'method' => 'stream.removeLike',
- 'post_id' => $n2i->item_id,
- 'uid' => $this->flink->foreign_id
- )
- );
-
- if (!empty($result) && result == true) {
-
- common_log(
- LOG_INFO,
- sprintf(
- 'Removed like for item: %s for %s (%d), fbuid %d',
- $n2i->item_id,
- $this->user->nickname,
- $this->user->id,
- $this->flink->foreign_id
- ),
- __FILE__
- );
-
- } else {
-
- common_log(
- LOG_WARNING,
- sprintf(
- 'Could not remove like for Facebook item: %s for %s (%d), fbuid %d',
- $n2i->item_id,
- $this->user->nickname,
- $this->user->id,
- $this->flink->foreign_id
- ),
- __FILE__
- );
- }
- }
- }
-
-}
+++ /dev/null
-<?php
-/**
- * StatusNet, the distributed open-source microblogging tool
- *
- * Queuehandler for Facebook transport
- *
- * PHP version 5
- *
- * LICENCE: This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * @category Plugin
- * @package StatusNet
- * @author Zach Copley <zach@status.net>
- * @copyright 2010 StatusNet, Inc.
- * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link http://status.net/
- */
-
-if (!defined('STATUSNET')) {
- exit(1);
-}
-
-class FacebookQueueHandler extends QueueHandler
-{
- function transport()
- {
- return 'facebook';
- }
-
- function handle($notice)
- {
- if ($this->_isLocal($notice)) {
- return Facebookclient::facebookBroadcastNotice($notice);
- }
- return true;
- }
-
- /**
- * Determine whether the notice was locally created
- *
- * @param Notice $notice the notice
- *
- * @return boolean locality
- */
- function _isLocal($notice)
- {
- return ($notice->is_local == Notice::LOCAL_PUBLIC ||
- $notice->is_local == Notice::LOCAL_NONPUBLIC);
- }
-}
projects / quix0rs-gnu-social.git / commitdiff
