]> git.mxchange.org Git - quix0rs-gnu-social.git/blobdiff - plugins/FBConnect/FBConnectPlugin.php
Removed OpenID link from the primary global navigation in order to
[quix0rs-gnu-social.git] / plugins / FBConnect / FBConnectPlugin.php
index ad5e47e4780bd17449d1ff7d10866ea8e55534cb..65870a187bd2887bcbf6ffc4060e28bb0dc7253c 100644 (file)
@@ -39,6 +39,7 @@ require_once INSTALLDIR . '/plugins/FBConnect/FBConnectLogin.php';
 require_once INSTALLDIR . '/plugins/FBConnect/FBConnectSettings.php';
 require_once INSTALLDIR . '/plugins/FBConnect/FBCLoginGroupNav.php';
 require_once INSTALLDIR . '/plugins/FBConnect/FBCSettingsNav.php';
+require_once INSTALLDIR . '/plugins/FBConnect/FBC_XDReceiver.php';
 
 /**
  * Plugin to enable Facebook Connect
@@ -62,113 +63,164 @@ class FBConnectPlugin extends Plugin
         $m->connect('main/facebookconnect', array('action' => 'FBConnectAuth'));
         $m->connect('main/facebooklogin', array('action' => 'FBConnectLogin'));
         $m->connect('settings/facebook', array('action' => 'FBConnectSettings'));
+        $m->connect('xd_receiver.html', array('action' => 'FBC_XDReceiver'));
      }
 
     // Add in xmlns:fb
     function onStartShowHTML($action)
     {
-        $httpaccept = isset($_SERVER['HTTP_ACCEPT']) ?
-        $_SERVER['HTTP_ACCEPT'] : null;
 
-        // XXX: allow content negotiation for RDF, RSS, or XRDS
+        if ($this->reqFbScripts($action)) {
 
-        $cp = common_accept_to_prefs($httpaccept);
-        $sp = common_accept_to_prefs(PAGE_TYPE_PREFS);
+            // 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');
 
-        $type = common_negotiate_type($cp, $sp);
+            $action->extraHeaders();
 
-        if (!$type) {
-            throw new ClientException(_('This page is not available in a '.
-                                         'media type you accept'), 406);
-        }
-
-        header('Content-Type: '.$type);
+            $action->startXML('html',
+                '-//W3C//DTD XHTML 1.0 Strict//EN',
+                'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd');
 
-        $action->extraHeaders();
+            $language = $action->getLanguage();
 
-        $action->startXML('html',
-            '-//W3C//DTD XHTML 1.0 Strict//EN',
-            'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd');
+            $action->elementStart('html',
+                array('xmlns'  => 'http://www.w3.org/1999/xhtml',
+                      'xmlns:fb' => 'http://www.facebook.com/2008/fbml',
+                      'xml:lang' => $language,
+                      'lang'     => $language));
 
-        $language = $action->getLanguage();
+            return false;
 
-        $action->elementStart('html',
-            array('xmlns'  => 'http://www.w3.org/1999/xhtml',
-                  'xmlns:fb' => 'http://www.facebook.com/2008/fbml',
-                  'xml:lang' => $language,
-                  'lang'     => $language));
+        } else {
 
-        return false;
+            return true;
+        }
     }
 
-    function onEndShowLaconicaScripts($action)
+    // Note: this script needs to appear in the <body>
+
+    function onStartShowHeader($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)) {
 
-        $apikey = common_config('facebook', 'apikey');
-        $plugin_path = common_path('plugins/FBConnect');
+            $apikey = common_config('facebook', 'apikey');
+            $plugin_path = common_path('plugins/FBConnect');
 
-        $login_url = common_local_url('FBConnectAuth');
-        $logout_url = common_local_url('logout');
+            $login_url = common_local_url('FBConnectAuth');
+            $logout_url = common_local_url('logout');
 
-        $html = sprintf('<script type="text/javascript">FB.init("%s", "%s/xd_receiver.htm");
+            // XXX: Facebook says we don't need this FB_RequireFeatures(),
+            // but we actually do, for IE and Safari. Gar.
 
-                            function goto_login() {
-                                window.location = "%s";
-                            }
+            $html = sprintf('<script type="text/javascript">
+                                window.onload = function () {
+                                    FB_RequireFeatures(
+                                        ["XFBML"],
+                                            function() {
+                                                FB.Facebook.init("%s", "../xd_receiver.html");
+                                            }
+                                        ); }
 
-                            function goto_logout() {
-                                window.location = "%s";
-                            }
+                                function goto_login() {
+                                    window.location = "%s";
+                                }
 
-                         </script>', $apikey, $plugin_path, $login_url, $logout_url);
+                                function goto_logout() {
+                                    window.location = "%s";
+                                }
+                              </script>', $apikey,
+                                  $login_url, $logout_url);
 
+            $action->raw($html);
+        }
 
-        $action->raw($html);
+    }
+
+    // Note: this script needs to appear as close as possible to </body>
+
+    function onEndShowFooter($action)
+    {
+        if ($this->reqFbScripts($action)) {
+
+            $action->element('script',
+                array('type' => 'text/javascript',
+                      'src'  => 'http://static.ak.connect.facebook.com/js/api_lib/v0.4/FeatureLoader.js.php'),
+                      '');
+        }
     }
 
     function onEndShowLaconicaStyles($action)
     {
-        $action->element('link', array('rel' => 'stylesheet',
-            'type' => 'text/css',
-            'href' => common_path('plugins/FBConnect/FBConnectPlugin.css')));
+
+        if ($this->reqFbScripts($action)) {
+
+            $action->element('link', array('rel' => 'stylesheet',
+                'type' => 'text/css',
+                'href' => common_path('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) {
-
-            $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');
-            }
-            $action->menuItem(common_local_url('invite'),
-                _('Invite'),
-                sprintf(_('Invite friends and colleagues to join you on %s'),
-                common_config('site', 'name')),
-                false, 'nav_invitecontact');
+        if (!empty($user)) {
 
-            $flink = Foreign_link::getByUserId($user->id, FACEBOOK_CONNECT_SERVICE);
+            $flink = Foreign_link::getByUserId($user->id,
+                FACEBOOK_CONNECT_SERVICE);
             $fbuid = 0;
 
-            if ($flink) {
+            if (!empty($flink)) {
 
                 try {
 
                     $facebook = getFacebook();
-                    $fbuid = getFacebook()->get_loggedin_user();
+                    $fbuid    = getFacebook()->get_loggedin_user();
 
                 } catch (Exception $e) {
                     common_log(LOG_WARNING,
@@ -176,28 +228,70 @@ class FBConnectPlugin extends Plugin
                             $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');
+        $user = common_current_user();
+
+        if (!empty($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');
 
-                }
             }
 
-            // Need to override the Logout link to make it do FB stuff
+            $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');
+            }
+            if (common_config('invite', 'enabled')) {
+                $action->menuItem(common_local_url('invite'),
+                    _('Invite'),
+                    sprintf(_('Invite friends and colleagues to join you on %s'),
+                    common_config('site', 'name')),
+                    false, 'nav_invitecontact');
+            }
 
-            if ($fbuid > 0) {
+            // Need to override the Logout link to make it do FB stuff
+            if (!empty($fbuid)) {
 
                 $logout_url = common_local_url('logout');
                 $title =  _('Logout from the site');
@@ -219,8 +313,6 @@ class FBConnectPlugin extends Plugin
                  $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');
          }
@@ -235,7 +327,7 @@ class FBConnectPlugin extends Plugin
 
     function onStartShowLocalNavBlock($action)
     {
-        $action_name = get_class($action);
+        $action_name   = get_class($action);
 
         $login_actions = array('LoginAction', 'RegisterAction',
             'OpenidloginAction', 'FBConnectLoginAction');
@@ -246,7 +338,7 @@ class FBConnectPlugin extends Plugin
             return false;
         }
 
-        $connect_actions = array('SmssettingsAction',
+        $connect_actions = array('SmssettingsAction', 'ImsettingsAction',
             'TwittersettingsAction', 'FBConnectSettingsAction');
 
         if (in_array($action_name, $connect_actions)) {
@@ -258,21 +350,46 @@ class FBConnectPlugin extends Plugin
         return true;
     }
 
-    function onEndLogout($action)
+    function onStartLogout($action)
+    {
+        $action->logout();
+        $fbuid = $this->loggedIn();
+
+        if (!empty($fbuid)) {
+            try {
+                $facebook = getFacebook();
+                $facebook->expire_session();
+            } catch (Exception $e) {
+                common_log(LOG_WARNING, 'Could\'t logout of Facebook: ' .
+                    $e->getMessage());
+            }
+        }
+
+        return true;
+    }
+
+    function getProfilePicURL($fbuid)
     {
+
+        $facebook = getFacebook();
+        $url      = null;
+
         try {
 
-            $facebook = getFacebook();
-            $fbuid = $facebook->get_loggedin_user();
+            $fqry = 'SELECT pic_square FROM user WHERE uid = %s';
+
+            $result = $facebook->api_client->fql_query(sprintf($fqry, $fbuid));
 
-            if ($fbuid > 0) {
-                $facebook->logout(common_local_url('public'));
+            if (!empty($result)) {
+                $url = $result[0]['pic_square'];
             }
 
         } catch (Exception $e) {
-            common_log(LOG_WARNING, 'Could\'t logout of Facebook: ' .
-                $e->getMessage());
+            common_log(LOG_WARNING, "Facebook client failure requesting profile pic!");
         }
+
+       return $url;
+
     }
 
 }