<?php
/**
- * Laconica, the distributed open-source microblogging tool
+ * StatusNet, the distributed open-source microblogging tool
*
* Plugin to enable Facebook Connect
*
* 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.
+ * @package StatusNet
+ * @author Zach Copley <zach@status.net>
+ * @copyright 2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link http://laconi.ca/
+ * @link http://status.net/
*/
-if (!defined('LACONICA')) {
+if (!defined('STATUSNET') && !defined('LACONICA')) {
exit(1);
}
* Plugin to enable Facebook Connect
*
* @category Plugin
- * @package Laconica
- * @author Zach Copley <zach@controlyourself.ca>
+ * @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://laconi.ca/
+ * @link http://status.net/
*/
class FBConnectPlugin extends Plugin
// Add in xmlns:fb
function onStartShowHTML($action)
{
- // XXX: Horrible hack to make Safari, FF2, and Chrome work with
- // Facebook Connect. These browser cannot use Facebook's
- // DOM parsing routines unless the mime type of the page is
- // text/html even though Facebook Connect uses XHTML. This is
- // A bug in Facebook Connect, and this is a temporary solution
- // until they fix their JavaScript libs.
- header('Content-Type: text/html');
- $action->extraHeaders();
+ if ($this->reqFbScripts($action)) {
- $action->startXML('html',
- '-//W3C//DTD XHTML 1.0 Strict//EN',
- 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd');
+ // XXX: Horrible hack to make Safari, FF2, and Chrome work with
+ // Facebook Connect. These browser cannot use Facebook's
+ // DOM parsing routines unless the mime type of the page is
+ // text/html even though Facebook Connect uses XHTML. This is
+ // A bug in Facebook Connect, and this is a temporary solution
+ // until they fix their JavaScript libs.
+ header('Content-Type: text/html');
- $language = $action->getLanguage();
+ $action->extraHeaders();
- $action->elementStart('html',
- array('xmlns' => 'http://www.w3.org/1999/xhtml',
- 'xmlns:fb' => 'http://www.facebook.com/2008/fbml',
- 'xml:lang' => $language,
- 'lang' => $language));
+ $action->startXML('html');
- return false;
+ $language = $action->getLanguage();
+
+ $action->elementStart('html',
+ array('xmlns' => 'http://www.w3.org/1999/xhtml',
+ 'xmlns:fb' => 'http://www.facebook.com/2008/fbml',
+ 'xml:lang' => $language,
+ 'lang' => $language));
+
+ return false;
+
+ } else {
+
+ return true;
+ }
}
// Note: this script needs to appear in the <body>
- function onStartShowHeader($action)
+ function onEndShowScripts($action)
{
- $apikey = common_config('facebook', 'apikey');
- $plugin_path = common_path('plugins/FBConnect');
-
- $login_url = common_local_url('FBConnectAuth');
- $logout_url = common_local_url('logout');
-
- // XXX: Facebook says we don't need this FB_RequireFeatures(),
- // but we actually do, for IE and Safari. Gar.
-
- $html = sprintf('<script type="text/javascript">
- window.onload = function () {
- FB_RequireFeatures(
- ["XFBML"],
- function() {
- FB.Facebook.init("%s", "../xd_receiver.html");
- }
- ); }
-
- function goto_login() {
- window.location = "%s";
- }
-
- function goto_logout() {
- window.location = "%s";
- }
- </script>', $apikey,
- $login_url, $logout_url);
-
- $action->raw($html);
+ if ($this->reqFbScripts($action)) {
+
+ $apikey = common_config('facebook', 'apikey');
+ $plugin_path = common_path('plugins/FBConnect');
+
+ $login_url = common_local_url('FBConnectAuth');
+ $logout_url = common_local_url('logout');
+
+ // XXX: Facebook says we don't need this FB_RequireFeatures(),
+ // but we actually do, for IE and Safari. Gar.
+
+ $js = '<script type="text/javascript">';
+ $js .= ' $(document).ready(function () {';
+ $js .= ' FB_RequireFeatures(';
+ $js .= ' ["XFBML"], function() {';
+ $js .= ' FB.init("%1$s", "../xd_receiver.html");';
+ $js .= ' }';
+ $js .= ' );';
+ $js .= ' });';
+
+ $js .= ' function goto_login() {';
+ $js .= ' window.location = "%2$s";';
+ $js .= ' }';
+
+ // The below function alters the logout link so that it logs the user out
+ // of Facebook Connect as well as the site. However, for some pages
+ // (FB Connect Settings) we need to output the FB Connect scripts (to
+ // show an existing FB connection even if the user isn't authenticated
+ // with Facebook connect) but NOT alter the logout link. And the only
+ // way to reliably do that is with the FB Connect .js libs. Crazy.
+
+ $js .= ' FB.ensureInit(function() {';
+ $js .= ' FB.Connect.ifUserConnected(';
+ $js .= ' function() { ';
+ $js .= ' $(\'#nav_logout a\').attr(\'href\', \'#\');';
+ $js .= ' $(\'#nav_logout a\').click(function() {';
+ $js .= ' FB.Connect.logoutAndRedirect(\'%3$s\');';
+ $js .= ' return false;';
+ $js .= ' })';
+ $js .= ' },';
+ $js .= ' function() {';
+ $js .= ' return false;';
+ $js .= ' }';
+ $js .= ' );';
+ $js .= ' });';
+ $js .= '</script>';
+
+ $js = sprintf($js, $apikey, $login_url, $logout_url);
+
+ // Compress the bugger down a bit
+ $js = str_replace(' ', '', $js);
+
+ $action->raw(" $js"); // leading two spaces to make it line up
+ }
+
}
// Note: this script needs to appear as close as possible to </body>
function onEndShowFooter($action)
{
-
- $action->element('script',
- array('type' => 'text/javascript',
- 'src' => 'http://static.ak.connect.facebook.com/js/api_lib/v0.4/FeatureLoader.js.php'),
- '');
+ if ($this->reqFbScripts($action)) {
+ $action->script('http://static.ak.connect.facebook.com/js/api_lib/v0.4/FeatureLoader.js.php');
+ }
}
- function onEndShowLaconicaStyles($action)
+ function onEndShowStatusNetStyles($action)
{
- $action->element('link', array('rel' => 'stylesheet',
- 'type' => 'text/css',
- 'href' => common_path('plugins/FBConnect/FBConnectPlugin.css')));
+ if ($this->reqFbScripts($action)) {
+ $action->cssLink('plugins/FBConnect/FBConnectPlugin.css');
+ }
}
- function onStartPrimaryNav($action)
+ /**
+ * Does the Action we're plugged into require the FB Scripts? We only
+ * want to output FB namespace, scripts, CSS, etc. on the pages that
+ * really need them.
+ *
+ * @param Action the action in question
+ *
+ * @return boolean true
+ */
+
+ function reqFbScripts($action) {
+
+ // If you're logged in w/FB Connect, you always need the FB stuff
+
+ $fbuid = $this->loggedIn();
+
+ if (!empty($fbuid)) {
+ return true;
+ }
+
+ // List of actions that require FB stuff
+
+ $needy = array('FBConnectLoginAction',
+ 'FBConnectauthAction',
+ 'FBConnectSettingsAction');
+
+ if (in_array(get_class($action), $needy)) {
+ return true;
+ }
+
+ return false;
+
+ }
+
+ /**
+ * Is the user currently logged in with FB Connect?
+ *
+ * @return mixed $fbuid the Facebook ID of the logged in user, or null
+ */
+
+ function loggedIn()
{
$user = common_current_user();
- if ($user) {
+ if (!empty($user)) {
$flink = Foreign_link::getByUserId($user->id,
FACEBOOK_CONNECT_SERVICE);
$fbuid = 0;
- if ($flink) {
+ if (!empty($flink)) {
try {
$facebook = getFacebook();
- $fbuid = getFacebook()->get_loggedin_user();
+ $fbuid = $facebook->get_loggedin_user();
} catch (Exception $e) {
- common_log(LOG_WARNING,
- 'Problem getting Facebook client: ' .
+ common_log(LOG_WARNING, 'Facebook Connect Plugin - ' .
+ 'Problem getting Facebook user: ' .
$e->getMessage());
}
- // Display Facebook Logged in indicator w/Facebook favicon
-
if ($fbuid > 0) {
+ return $fbuid;
+ }
+ }
+ }
- $action->elementStart('li', array('id' => 'nav_fb'));
- $action->elementStart('fb:profile-pic', array('uid' => $flink->foreign_id,
- 'linked' => 'false',
- 'width' => 16,
- 'height' => 16));
- $action->elementEnd('fb:profile-pic');
+ return null;
+ }
- $iconurl = common_path('/plugins/FBConnect/fbfavicon.ico');
- $action->element('img', array('src' => $iconurl));
+ function onStartPrimaryNav($action)
+ {
- $action->elementEnd('li');
+ $user = common_current_user();
+ $connect = 'FBConnectSettings';
+ if (common_config('xmpp', 'enabled')) {
+ $connect = 'imsettings';
+ } else if (common_config('sms', 'enabled')) {
+ $connect = 'smssettings';
+ } else if (common_config('twitter', 'enabled')) {
+ $connect = 'twittersettings';
+ }
- }
- }
+ if (!empty($user)) {
+
+ $fbuid = $this->loggedIn();
+
+ if (!empty($fbuid)) {
+
+ /* Default FB silhouette pic for FB users who haven't
+ uploaded a profile pic yet. */
+
+ $silhouetteUrl =
+ 'http://static.ak.fbcdn.net/pics/q_silhouette.gif';
+
+ $url = $this->getProfilePicURL($fbuid);
+
+ $action->elementStart('li', array('id' => 'nav_fb'));
+
+ $action->element('img', array('id' => 'fbc_profile-pic',
+ 'src' => (!empty($url)) ? $url : $silhouetteUrl,
+ 'alt' => 'Facebook Connect User',
+ 'width' => '16'), '');
+
+ $iconurl = common_path('plugins/FBConnect/fbfavicon.ico');
+ $action->element('img', array('id' => 'fb_favicon',
+ 'src' => $iconurl));
+
+ $action->elementEnd('li');
- $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');
}
- $action->menuItem(common_local_url('invite'),
- _('Invite'),
- sprintf(_('Invite friends and colleagues to join you on %s'),
- common_config('site', 'name')),
- false, 'nav_invitecontact');
-
- // Need to override the Logout link to make it do FB stuff
- if ($flink && $fbuid > 0) {
-
- $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.logout(function() { goto_logout() })">%s</a></li>',
- $logout_url, $title, $text);
-
- $action->raw($html);
-
- } else {
- $action->menuItem(common_local_url('logout'),
- _('Logout'), _('Logout from the site'), false, 'nav_logout');
- }
- }
- 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');
- $action->menuItem(common_local_url('peoplesearch'),
- _('Search'), _('Search for people or text'), false, 'nav_search');
+ }
- return false;
+ return true;
}
function onStartShowLocalNavBlock($action)
{
- $action_name = get_class($action);
+ $action_name = get_class($action);
$login_actions = array('LoginAction', 'RegisterAction',
'OpenidloginAction', 'FBConnectLoginAction');
return false;
}
- $connect_actions = array('SmssettingsAction',
+ $connect_actions = array('SmssettingsAction', 'ImsettingsAction',
'TwittersettingsAction', 'FBConnectSettingsAction');
if (in_array($action_name, $connect_actions)) {
function onStartLogout($action)
{
- $user = common_current_user();
+ $action->logout();
+ $fbuid = $this->loggedIn();
- $flink = Foreign_link::getByUserId($user->id, FACEBOOK_CONNECT_SERVICE);
+ if (!empty($fbuid)) {
+ try {
+ $facebook = getFacebook();
+ $facebook->expire_session();
+ } catch (Exception $e) {
+ common_log(LOG_WARNING, 'Facebook Connect Plugin - ' .
+ 'Could\'t logout of Facebook: ' .
+ $e->getMessage());
+ }
+ }
- $action->logout();
+ return true;
+ }
- if ($flink) {
+ function getProfilePicURL($fbuid)
+ {
- $facebook = getFacebook();
+ $facebook = getFacebook();
+ $url = null;
- try {
- $fbuid = $facebook->get_loggedin_user();
+ try {
- if ($fbuid > 0) {
- $facebook->logout(common_local_url('public'));
- }
+ $fqry = 'SELECT pic_square FROM user WHERE uid = %s';
- } catch (Exception $e) {
- common_log(LOG_WARNING, 'Could\'t logout of Facebook: ' .
- $e->getMessage());
+ $result = $facebook->api_client->fql_query(sprintf($fqry, $fbuid));
+
+ if (!empty($result)) {
+ $url = $result[0]['pic_square'];
}
+
+ } catch (Exception $e) {
+ common_log(LOG_WARNING, 'Facebook Connect Plugin - ' .
+ "Facebook client failure requesting profile pic!");
}
- return true;
+ return $url;
+
}
}