diff options
Diffstat (limited to 'plugins/FBConnect')
| -rw-r--r-- | plugins/FBConnect/FBConnectLogin.php | 371 | ||||
| -rw-r--r-- | plugins/FBConnect/FBConnectPlugin.php | 259 | ||||
| -rw-r--r-- | plugins/FBConnect/xd_receiver.htm | 10 |
3 files changed, 640 insertions, 0 deletions
diff --git a/plugins/FBConnect/FBConnectLogin.php b/plugins/FBConnect/FBConnectLogin.php new file mode 100644 index 000000000..c2a288571 --- /dev/null +++ b/plugins/FBConnect/FBConnectLogin.php @@ -0,0 +1,371 @@ +<?php +/** + * Laconica, the distributed open-source microblogging tool + * + * Plugin to enable Facebook Connect + * + * PHP version 5 + * + * LICENCE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @category Plugin + * @package Laconica + * @author Zach Copley <zach@controlyourself.ca> + * @copyright 2009 Control Yourself, Inc. + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://laconi.ca/ + */ + +require_once INSTALLDIR . '/plugins/FBConnect/FBConnectLogin.php'; +require_once INSTALLDIR . '/lib/facebookutil.php'; + +class FBConnectloginAction extends Action +{ + + var $fbuid = null; + var $fb_fields = null; + + function prepare($args) { + parent::prepare($args); + + $this->fbuid = getFacebook()->get_loggedin_user(); + $this->fb_fields = $this->getFacebookFields($this->fbuid, + array('first_name', 'last_name', 'name')); + + return true; + } + + function handle($args) + { + parent::handle($args); + + if (common_is_real_login()) { + $this->clientError(_('Already logged in.')); + } else if ($_SERVER['REQUEST_METHOD'] == 'POST') { + $token = $this->trimmed('token'); + if (!$token || $token != common_session_token()) { + $this->showForm(_('There was a problem with your session token. Try again, please.')); + return; + } + if ($this->arg('create')) { + if (!$this->boolean('license')) { + $this->showForm(_('You can\'t register if you don\'t agree to the license.'), + $this->trimmed('newname')); + return; + } + $this->createNewUser(); + } else if ($this->arg('connect')) { + $this->connectUser(); + } else { + common_debug(print_r($this->args, true), __FILE__); + $this->showForm(_('Something weird happened.'), + $this->trimmed('newname')); + } + } else { + $this->tryLogin(); + } + } + + function showPageNotice() + { + if ($this->error) { + $this->element('div', array('class' => 'error'), $this->error); + } else { + $this->element('div', 'instructions', + sprintf(_('This is the first time you\'ve logged into %s so we must connect your Facebook to a local account. You can either create a new account, or connect with your existing account, if you have one.'), common_config('site', 'name'))); + } + } + + function title() + { + return _('Facebook Account Setup'); + } + + function showForm($error=null, $username=null) + { + $this->error = $error; + $this->username = $username; + + $this->showPage(); + } + + function showPage() + { + parent::showPage(); + } + + function showContent() + { + if (!empty($this->message_text)) { + $this->element('p', null, $this->message); + return; + } + + $this->elementStart('form', array('method' => 'post', + 'id' => 'account_connect', + 'action' => common_local_url('fbconnectlogin'))); + $this->hidden('token', common_session_token()); + $this->element('h2', null, + _('Create new account')); + $this->element('p', null, + _('Create a new user with this nickname.')); + $this->input('newname', _('New nickname'), + ($this->username) ? $this->username : '', + _('1-64 lowercase letters or numbers, no punctuation or spaces')); + $this->elementStart('p'); + $this->element('input', array('type' => 'checkbox', + 'id' => 'license', + 'name' => 'license', + 'value' => 'true')); + $this->text(_('My text and files are available under ')); + $this->element('a', array('href' => common_config('license', 'url')), + common_config('license', 'title')); + $this->text(_(' except this private data: password, email address, IM address, phone number.')); + $this->elementEnd('p'); + $this->submit('create', _('Create')); + $this->element('h2', null, + _('Connect existing account')); + $this->element('p', null, + _('If you already have an account, login with your username and password to connect it to your Facebook.')); + $this->input('nickname', _('Existing nickname')); + $this->password('password', _('Password')); + $this->submit('connect', _('Connect')); + $this->elementEnd('form'); + } + + function message($msg) + { + $this->message_text = $msg; + $this->showPage(); + } + + function createNewUser() + { + + if (common_config('site', 'closed')) { + $this->clientError(_('Registration not allowed.')); + return; + } + + $invite = null; + + if (common_config('site', 'inviteonly')) { + $code = $_SESSION['invitecode']; + if (empty($code)) { + $this->clientError(_('Registration not allowed.')); + return; + } + + $invite = Invitation::staticGet($code); + + if (empty($invite)) { + $this->clientError(_('Not a valid invitation code.')); + return; + } + } + + $nickname = $this->trimmed('newname'); + + if (!Validate::string($nickname, array('min_length' => 1, + 'max_length' => 64, + 'format' => VALIDATE_NUM . VALIDATE_ALPHA_LOWER))) { + $this->showForm(_('Nickname must have only lowercase letters and numbers and no spaces.')); + return; + } + + if (!User::allowed_nickname($nickname)) { + $this->showForm(_('Nickname not allowed.')); + return; + } + + if (User::staticGet('nickname', $nickname)) { + $this->showForm(_('Nickname already in use. Try another one.')); + return; + } + + $fullname = trim($this->fb_fields['firstname'] . + ' ' . $this->fb_fields['lastname']); + + $args = array('nickname' => $nickname, 'fullname' => $fullname); + + if (!empty($invite)) { + $args['code'] = $invite->code; + } + + $user = User::register($args); + + $result = $this->flinkUser($user->id, $this->fbuid); + + if (!$result) { + $this->serverError(_('Error connecting user to Facebook.')); + return; + } + + common_set_user($user); + common_real_login(true); + + common_debug("Registered new user $user->id from Facebook user $this->fbuid"); + + common_redirect(common_local_url('showstream', array('nickname' => $user->nickname)), + 303); + } + + function connectUser() + { + $nickname = $this->trimmed('nickname'); + $password = $this->trimmed('password'); + + if (!common_check_user($nickname, $password)) { + $this->showForm(_('Invalid username or password.')); + return; + } + + $user = User::staticGet('nickname', $nickname); + + if ($user) { + common_debug("Legit user to connect to Facebook: $nickname"); + } + + $result = $this->flinkUser($user->id, $this->fbuid); + + if (!$result) { + $this->serverError(_('Error connecting user to Facebook.')); + return; + } + + common_debug("Connected Facebook user $this->fbuid to local user $user->id"); + + common_set_user($user); + common_real_login(true); + + $this->goHome($user->nickname); + } + + function tryLogin() + { + common_debug("Trying Facebook Login..."); + + $flink = Foreign_link::getByForeignID($this->fbuid, FACEBOOK_SERVICE); + + if ($flink) { + $user = $flink->getUser(); + + if ($user) { + + common_debug("Logged in Facebook user $flink->foreign_id as user $user->id ($user->nickname)"); + + common_set_user($user); + common_real_login(true); + $this->goHome($user->nickname); + } + + } else { + $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; + $flink->created = common_sql_now(); + + $flink_id = $flink->insert(); + + return $flink_id; + } + + function bestNewNickname() + { + if (!empty($this->fb_fields['name'])) { + $nickname = $this->nicknamize($this->fb_fields['name']); + if ($this->isNewNickname($nickname)) { + return $nickname; + } + } + + // Try the full name + + $fullname = trim($this->fb_fields['firstname'] . + ' ' . $this->fb_fields['lastname']); + + if (!empty($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); + } + + function isNewNickname($str) + { + if (!Validate::string($str, array('min_length' => 1, + 'max_length' => 64, + 'format' => VALIDATE_NUM . VALIDATE_ALPHA_LOWER))) { + return false; + } + if (!User::allowed_nickname($str)) { + return false; + } + if (User::staticGet('nickname', $str)) { + return false; + } + return true; + } + + // XXX: Consider moving this to lib/facebookutil.php + function getFacebookFields($fb_uid, $fields) { + try { + $infos = getFacebook()->api_client->users_getInfo($fb_uid, $fields); + + if (empty($infos)) { + return null; + } + return reset($infos); + + } catch (Exception $e) { + error_log("Failure in the api when requesting " . join(",", $fields) + ." on uid " . $fb_uid . " : ". $e->getMessage()); + return null; + } + } + +} diff --git a/plugins/FBConnect/FBConnectPlugin.php b/plugins/FBConnect/FBConnectPlugin.php new file mode 100644 index 000000000..342a62492 --- /dev/null +++ b/plugins/FBConnect/FBConnectPlugin.php @@ -0,0 +1,259 @@ +<?php +/** + * Laconica, the distributed open-source microblogging tool + * + * Plugin to enable Facebook Connect + * + * PHP version 5 + * + * LICENCE: This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * @category Plugin + * @package Laconica + * @author Zach Copley <zach@controlyourself.ca> + * @copyright 2009 Control Yourself, Inc. + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://laconi.ca/ + */ + +if (!defined('LACONICA')) { + exit(1); +} + +require_once INSTALLDIR . '/plugins/FBConnect/FBConnectLogin.php'; +require_once INSTALLDIR . '/lib/facebookutil.php'; + +/** + * Plugin to enable Facebook Connect + * + * @category Plugin + * @package Laconica + * @author Zach Copley <zach@controlyourself.ca> + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://laconi.ca/ + */ + +class FBConnectPlugin extends Plugin +{ + + function __construct() + { + parent::__construct(); + } + + // Hook in new actions + function onRouterInitialized(&$m) { + $m->connect('main/facebookconnect', array('action' => 'fbconnectlogin')); + } + + // Add in xmlns:fb + function onStartShowHTML($action) + { + + // XXX: This is probably a bad place to do general processing + // so maybe I need to make some new events? Maybe in + // Action::prepare? + + $name = get_class($action); + + // Avoid a redirect loop + if (!in_array($name, array('FBConnectloginAction', 'ClientErrorAction'))) { + + $this->checkFacebookUser($action); + + } + + $httpaccept = isset($_SERVER['HTTP_ACCEPT']) ? + $_SERVER['HTTP_ACCEPT'] : null; + + // XXX: allow content negotiation for RDF, RSS, or XRDS + + $cp = common_accept_to_prefs($httpaccept); + $sp = common_accept_to_prefs(PAGE_TYPE_PREFS); + + $type = common_negotiate_type($cp, $sp); + + if (!$type) { + throw new ClientException(_('This page is not available in a '. + 'media type you accept'), 406); + } + + + header('Content-Type: '.$type); + + $action->extraHeaders(); + + $action->startXML('html', + '-//W3C//DTD XHTML 1.0 Strict//EN', + 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd'); + + $language = $action->getLanguage(); + + $action->elementStart('html', array('xmlns' => 'http://www.w3.org/1999/xhtml', + 'xmlns:fb' => 'http://www.facebook.com/2008/fbml', + 'xml:lang' => $language, + 'lang' => $language)); + + return false; + + } + + function onEndShowLaconicaScripts($action) + { + + $action->element('script', + array('type' => 'text/javascript', + 'src' => 'http://static.ak.connect.facebook.com/js/api_lib/v0.4/FeatureLoader.js.php'), + ' '); + + $apikey = common_config('facebook', 'apikey'); + $plugin_path = common_path('plugins/FBConnect'); + + $url = common_get_returnto(); + + if ($url) { + // We don't have to return to it again + common_set_returnto(null); + } else { + $url = common_local_url('public'); + } + + $html = sprintf('<script type="text/javascript">FB.init("%s", "%s/xd_receiver.htm"); + + function refresh_page() { + window.location = "%s"; + } + + </script>', $apikey, $plugin_path, $url); + + + $action->raw($html); + } + + function onStartPrimaryNav($action) + { + $user = common_current_user(); + + if ($user) { + $action->menuItem(common_local_url('all', array('nickname' => $user->nickname)), + _('Home'), _('Personal profile and friends timeline'), false, 'nav_home'); + $action->menuItem(common_local_url('profilesettings'), + _('Account'), _('Change your email, avatar, password, profile'), false, 'nav_account'); + if (common_config('xmpp', 'enabled')) { + $action->menuItem(common_local_url('imsettings'), + _('Connect'), _('Connect to IM, SMS, Twitter'), false, 'nav_connect'); + } else { + $action->menuItem(common_local_url('smssettings'), + _('Connect'), _('Connect to SMS, Twitter'), false, 'nav_connect'); + } + $action->menuItem(common_local_url('invite'), + _('Invite'), + sprintf(_('Invite friends and colleagues to join you on %s'), + common_config('site', 'name')), + false, 'nav_invitecontact'); + + // Need to override the Logout link to make it do FB stuff + + $logout_url = common_local_url('logout'); + $title = _('Logout from the site'); + $text = _('Logout'); + + $html = sprintf('<li id="nav_logout"><a href="%s" title="%s" ' . + 'onclick="FB.Connect.logoutAndRedirect(\'%s\')">%s</a></li>', + $logout_url, $title, $logout_url, $text); + + $action->raw($html); + + } + else { + if (!common_config('site', 'closed')) { + $action->menuItem(common_local_url('register'), + _('Register'), _('Create an account'), false, 'nav_register'); + } + $action->menuItem(common_local_url('openidlogin'), + _('OpenID'), _('Login with OpenID'), false, 'nav_openid'); + $action->menuItem(common_local_url('login'), + _('Login'), _('Login to the site'), false, 'nav_login'); + } + + $action->menuItem(common_local_url('doc', array('title' => 'help')), + _('Help'), _('Help me!'), false, 'nav_help'); + $action->menuItem(common_local_url('peoplesearch'), + _('Search'), _('Search for people or text'), false, 'nav_search'); + + // Tack on "Connect with Facebook" button + + // XXX: Maybe this looks bad and should not go here. Where should it go? + + if (!$user) { + $action->elementStart('li'); + $action->element('fb:login-button', array('onlogin' => 'refresh_page()', + 'length' => 'long')); + $action->elementEnd('li'); + } + + return false; + } + + function checkFacebookUser() { + + $user = common_current_user(); + + if ($user) { + return; + } + + try { + + $facebook = getFacebook(); + $fbuid = $facebook->get_loggedin_user(); + + // If you're a Facebook user and you're logged in do nothing + + // If you're a Facebook user and you're not logged in + // redirect to Facebook connect login page because that means you have clicked + // the 'connect with Facebook' button and have cookies + + if ($fbuid > 0) { + + if ($facebook->api_client->users_isAppUser($fbuid) || + $facebook->api_client->added) { + + // user should be connected... + + common_debug("Facebook user found: $fbuid"); + + if ($user) { + common_debug("Facebook user is logged in."); + return; + + } else { + common_debug("Facebook user is NOT logged in."); + common_redirect(common_local_url('fbconnectlogin'), 303); + } + + } else { + common_debug("No Facebook connect user found."); + } + } + + } catch (Exception $e) { + common_debug('Expired FB session.'); + } + + } + +} + + diff --git a/plugins/FBConnect/xd_receiver.htm b/plugins/FBConnect/xd_receiver.htm new file mode 100644 index 000000000..43fb2c4e4 --- /dev/null +++ b/plugins/FBConnect/xd_receiver.htm @@ -0,0 +1,10 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" + "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml" > +<head> + <title>cross domain receiver page</title> +</head> +<body> + <script src="http://static.ak.connect.facebook.com/js/api_lib/v0.4/XdCommReceiver.debug.js" type="text/javascript"></script> +</body> +</html> |