X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=plugins%2FFacebook%2FFacebookPlugin.php;h=39b2ef28767641e08322256fbca42cc70b9ccc12;hb=4b5e977a7b1c390555d880d3dc7f8b8c6744646c;hp=127cf96e64ae604c1879a2c6863bd47618f6b297;hpb=78e5a5980a21c04cfdacb993ca3c37bf65d21783;p=quix0rs-gnu-social.git

diff --git a/plugins/Facebook/FacebookPlugin.php b/plugins/Facebook/FacebookPlugin.php
index 127cf96e64..39b2ef2876 100644
--- a/plugins/Facebook/FacebookPlugin.php
+++ b/plugins/Facebook/FacebookPlugin.php
@@ -31,6 +31,10 @@ if (!defined('STATUSNET')) {
     exit(1);
 }
 
+define("FACEBOOK_CONNECT_SERVICE", 3);
+
+require_once INSTALLDIR . '/plugins/Facebook/facebookutil.php';
+
 /**
  * Facebook plugin to add a StatusNet Facebook application
  *
@@ -54,13 +58,24 @@ class FacebookPlugin extends Plugin
      * @return boolean hook return
      */
 
-    function onRouterInitialized(&$m)
+    function onStartInitializeRouter($m)
     {
-        $m->connect('facebook', array('action' => 'facebookhome'));
-        $m->connect('facebook/index.php', array('action' => 'facebookhome'));
-        $m->connect('facebook/settings.php', array('action' => 'facebooksettings'));
-        $m->connect('facebook/invite.php', array('action' => 'facebookinvite'));
-        $m->connect('facebook/remove', array('action' => 'facebookremove'));
+
+        // Facebook App stuff
+
+        $m->connect('facebook/app', array('action' => 'facebookhome'));
+        $m->connect('facebook/app/index.php', array('action' => 'facebookhome'));
+        $m->connect('facebook/app/settings.php',
+                    array('action' => 'facebooksettings'));
+        $m->connect('facebook/app/invite.php', array('action' => 'facebookinvite'));
+        $m->connect('facebook/app/remove', array('action' => 'facebookremove'));
+
+        // Facebook Connect stuff
+
+        $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'));
 
         return true;
     }
@@ -73,6 +88,7 @@ class FacebookPlugin extends Plugin
      * @return boolean hook return
      *
      */
+
     function onAutoload($cls)
     {
         switch ($cls) {
@@ -84,11 +100,397 @@ class FacebookPlugin extends Plugin
             include_once INSTALLDIR . '/plugins/Facebook/' .
               strtolower(mb_substr($cls, 0, -6)) . '.php';
             return false;
+        case 'FBConnectAuthAction':
+        case 'FBConnectLoginAction':
+        case 'FBConnectSettingsAction':
+        case 'FBC_XDReceiverAction':
+            include_once INSTALLDIR . '/plugins/Facebook/' .
+              mb_substr($cls, 0, -6) . '.php';
+            return false;
+        case 'FBCLoginGroupNav':
+            include_once INSTALLDIR . '/plugins/Facebook/FBCLoginGroupNav.php';
+            return false;
+        case 'FBCSettingsNav':
+            include_once INSTALLDIR . '/plugins/Facebook/FBCSettingsNav.php';
+            return false;
         default:
             return true;
         }
     }
 
+    /**
+     * Override normal HTML output to force the content type to
+     * text/html and add in xmlns:fb
+     *
+     * @param Action $action the current action
+     *
+     * @return void
+     */
+
+    function onStartShowHTML($action)
+    {
+
+        if ($this->reqFbScripts($action)) {
+
+            // XXX: Horrible hack to make Safari, FF2, and Chrome work with
+            // Facebook Connect. These browser cannot use Facebook's
+            // DOM parsing routines unless the mime type of the page is
+            // text/html even though Facebook Connect uses XHTML.  This is
+            // A bug in Facebook Connect, and this is a temporary solution
+            // until they fix their JavaScript libs.
+
+            header('Content-Type: text/html');
+
+            $action->extraHeaders();
+
+            $action->startXML('html');
+
+            $language = $action->getLanguage();
+
+            $action->elementStart('html',
+                array('xmlns'  => 'http://www.w3.org/1999/xhtml',
+                      'xmlns:fb' => 'http://www.facebook.com/2008/fbml',
+                      'xml:lang' => $language,
+                      'lang'     => $language));
+
+            return false;
+
+        } else {
+
+            return true;
+        }
+    }
+
+    /**
+     * Add in the Facebook Connect JavaScript stuff
+     *
+     * Note: this script needs to appear in the <body>
+     *
+     * @param Action $action the current action
+     *
+     * @return void
+     *
+     */
+
+    function onEndShowScripts($action)
+    {
+        if ($this->reqFbScripts($action)) {
+
+            $apikey      = common_config('facebook', 'apikey');
+            $plugin_path = common_path('plugins/Facebook');
+
+            $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 .= '    $(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 .= '     });';
+
+            $js = sprintf($js, $apikey, $login_url, $logout_url);
+
+            // Compress the bugger down a bit
+
+            $js = str_replace('  ', '', $js);
+
+            $action->inlineScript($js);
+        }
+
+    }
+
+    /**
+     * Add in an additional Facebook Connect script that's supposed to
+     * appear as close as possible to </body>
+     *
+     * @param Action $action the current action
+     *
+     * @return void
+     *
+     */
+
+    function onEndShowFooter($action)
+    {
+        if ($this->reqFbScripts($action)) {
+            $action->script('http://static.ak.connect.facebook.com' .
+                            '/js/api_lib/v0.4/FeatureLoader.js.php');
+        }
+    }
+
+    /**
+     * Output Facebook Connect specific CSS link
+     *
+     * @param Action $action the current action
+     *
+     * @return void
+     *
+     */
+
+    function onEndShowStatusNetStyles($action)
+    {
+        if ($this->reqFbScripts($action)) {
+            $action->cssLink('plugins/Facebook/FBConnect.css');
+        }
+    }
+
+    /**
+     * Does the Action we're plugged into require the FB Scripts?  We only
+     * want to output FB namespace, scripts, CSS, etc. on the pages that
+     * really need them.
+     *
+     * @param Action $action the current action
+     *
+     * @return boolean true
+     */
+
+    function reqFbScripts($action)
+    {
+
+        // If you're logged in w/FB Connect, you always need the FB stuff
+
+        $fbuid = $this->loggedIn();
+
+        if (!empty($fbuid)) {
+            return true;
+        }
+
+        // List of actions that require FB stuff
+
+        $needy = array('FBConnectLoginAction',
+                       'FBConnectauthAction',
+                       'FBConnectSettingsAction');
+
+        if (in_array(get_class($action), $needy)) {
+            return true;
+        }
+
+        return false;
+
+    }
+
+    /**
+     * Is the user currently logged in with FB Connect?
+     *
+     * @return mixed $fbuid the Facebook ID of the logged in user, or null
+     */
+
+    function loggedIn()
+    {
+        $user = common_current_user();
+
+        if (!empty($user)) {
+
+            $flink = Foreign_link::getByUserId($user->id,
+                FACEBOOK_CONNECT_SERVICE);
+            $fbuid = 0;
+
+            if (!empty($flink)) {
+
+                try {
+
+                    $facebook = getFacebook();
+                    $fbuid    = $facebook->get_loggedin_user();
+
+                } catch (Exception $e) {
+                    common_log(LOG_WARNING, 'Facebook Connect Plugin - ' .
+                        'Problem getting Facebook user: ' .
+                            $e->getMessage());
+                }
+
+                if ($fbuid > 0) {
+                    return $fbuid;
+                }
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Add in a Facebook Connect avatar to the primary nav menu
+     *
+     * @param Action $action the current action
+     *
+     * @return void
+     *
+     */
+
+    function onStartPrimaryNav($action)
+    {
+        $user = common_current_user();
+
+        $connect = 'FBConnectSettings';
+        if (common_config('xmpp', 'enabled')) {
+            $connect = 'imsettings';
+        } else if (common_config('sms', 'enabled')) {
+            $connect = 'smssettings';
+        } else if (common_config('twitter', 'enabled')) {
+            $connect = 'twittersettings';
+        }
+
+        if (!empty($user)) {
+
+            $fbuid = $this->loggedIn();
+
+            if (!empty($fbuid)) {
+
+                /* Default FB silhouette pic for FB users who haven't
+                   uploaded a profile pic yet. */
+
+                $silhouetteUrl =
+                    'http://static.ak.fbcdn.net/pics/q_silhouette.gif';
+
+                $url = $this->getProfilePicURL($fbuid);
+
+                $action->elementStart('li', array('id' => 'nav_fb'));
+
+                $action->element('img', array('id' => 'fbc_profile-pic',
+                    'src' => (!empty($url)) ? $url : $silhouetteUrl,
+                    'alt' => 'Facebook Connect User',
+                    'width' => '16'), '');
+
+                $iconurl =  common_path('plugins/Facebook/fbfavicon.ico');
+                $action->element('img', array('id' => 'fb_favicon',
+                    'src' => $iconurl));
+
+                $action->elementEnd('li');
+
+            }
+        }
+
+        return true;
+    }
+
+    /*
+     * Add a login tab for Facebook Connect
+     *
+     * @param Action &action the current action
+     *
+     * @return void
+     */
+
+    function onEndLoginGroupNav(&$action)
+    {
+
+        $action_name = $action->trimmed('action');
+
+        $action->menuItem(common_local_url('FBConnectLogin'),
+                                           _m('Facebook'),
+                                           _m('Login or register using Facebook'),
+                                           'FBConnectLogin' === $action_name);
+
+        return true;
+    }
+
+    /*
+     * Add a tab for managing Facebook Connect settings
+     *
+     * @param Action &action the current action
+     *
+     * @return void
+     */
+
+    function onEndConnectSettingsNav(&$action)
+    {
+        $action_name = $action->trimmed('action');
+
+        $action->menuItem(common_local_url('FBConnectSettings'),
+                          _m('Facebook'),
+                          _m('Facebook Connect Settings'),
+                          $action_name === 'FBConnectSettings');
+
+        return true;
+    }
+
+    /**
+     * Have the logout process do some Facebook Connect cookie cleanup
+     *
+     * @param Action $action the current action
+     *
+     * @return void
+     */
+
+    function onStartLogout($action)
+    {
+        $action->logout();
+        $fbuid = $this->loggedIn();
+
+        if (!empty($fbuid)) {
+            try {
+                $facebook = getFacebook();
+                $facebook->expire_session();
+            } catch (Exception $e) {
+                common_log(LOG_WARNING, 'Facebook Connect Plugin - ' .
+                           'Could\'t logout of Facebook: ' .
+                           $e->getMessage());
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Get the URL of the user's Facebook avatar
+     *
+     * @param int $fbuid the Facebook user ID
+     *
+     * @return string $url the url for the user's Facebook avatar
+     */
+
+    function getProfilePicURL($fbuid)
+    {
+        $facebook = getFacebook();
+        $url      = null;
+
+        try {
+
+            $fqry = 'SELECT pic_square FROM user WHERE uid = %s';
+
+            $result = $facebook->api_client->fql_query(sprintf($fqry, $fbuid));
+
+            if (!empty($result)) {
+                $url = $result[0]['pic_square'];
+            }
+
+        } catch (Exception $e) {
+            common_log(LOG_WARNING, 'Facebook Connect Plugin - ' .
+                       "Facebook client failure requesting profile pic!");
+        }
+
+        return $url;
+    }
+
     /**
      * Add a Facebook queue item for each notice
      *
@@ -97,6 +499,7 @@ class FacebookPlugin extends Plugin
      *
      * @return boolean hook return
      */
+
     function onStartEnqueueNotice($notice, &$transports)
     {
         array_push($transports, 'facebook');
@@ -111,6 +514,7 @@ class FacebookPlugin extends Plugin
      *
      * @return boolean hook return
      */
+
     function onUnqueueHandleNotice(&$notice, $queue)
     {
         if (($queue == 'facebook') && ($this->_isLocal($notice))) {
@@ -123,10 +527,11 @@ class FacebookPlugin extends Plugin
     /**
      * Determine whether the notice was locally created
      *
-     * @param Notice $notice
+     * @param Notice $notice the notice
      *
      * @return boolean locality
      */
+
     function _isLocal($notice)
     {
         return ($notice->is_local == Notice::LOCAL_PUBLIC ||
@@ -141,6 +546,7 @@ class FacebookPlugin extends Plugin
      * @return boolean hook return
      *
      */
+
     function onGetValidDaemons($daemons)
     {
         array_push($daemons, INSTALLDIR .
@@ -148,4 +554,4 @@ class FacebookPlugin extends Plugin
         return true;
     }
 
-}
\ No newline at end of file
+}