plugins/FBConnect/FBConnectPlugin.php

   1 <?php
   2 /**
   3  * Laconica, the distributed open-source microblogging tool
   4  *
   5  * Plugin to enable Facebook Connect
   6  *
   7  * PHP version 5
   8  *
   9  * LICENCE: This program is free software: you can redistribute it and/or modify
  10  * it under the terms of the GNU Affero General Public License as published by
  11  * the Free Software Foundation, either version 3 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU Affero General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Affero General Public License
  20  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21  *
  22  * @category  Plugin
  23  * @package   Laconica
  24  * @author    Zach Copley <zach@controlyourself.ca>
  25  * @copyright 2009 Control Yourself, Inc.
  26  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  27  * @link      http://laconi.ca/
  28  */
  29
  30 if (!defined('LACONICA')) {
  31     exit(1);
  32 }
  33
  34 define("FACEBOOK_CONNECT_SERVICE", 3);
  35
  36 require_once INSTALLDIR . '/lib/facebookutil.php';
  37 require_once INSTALLDIR . '/plugins/FBConnect/FBConnectAuth.php';
  38 require_once INSTALLDIR . '/plugins/FBConnect/FBConnectLogin.php';
  39 require_once INSTALLDIR . '/plugins/FBConnect/FBConnectSettings.php';
  40 require_once INSTALLDIR . '/plugins/FBConnect/FBCLoginGroupNav.php';
  41 require_once INSTALLDIR . '/plugins/FBConnect/FBCSettingsNav.php';
  42
  43
  44 /**
  45  * Plugin to enable Facebook Connect
  46  *
  47  * @category Plugin
  48  * @package  Laconica
  49  * @author   Zach Copley <zach@controlyourself.ca>
  50  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  51  * @link     http://laconi.ca/
  52  */
  53
  54 class FBConnectPlugin extends Plugin
  55 {
  56
  57     function __construct()
  58     {
  59         parent::__construct();
  60     }
  61
  62     // Hook in new actions
  63     function onRouterInitialized(&$m) {
  64         $m->connect('main/facebookconnect', array('action' => 'FBConnectAuth'));
  65         $m->connect('main/facebooklogin', array('action' => 'FBConnectLogin'));
  66         $m->connect('settings/facebook', array('action' => 'FBConnectSettings'));
  67      }
  68
  69     // Add in xmlns:fb
  70     function onStartShowHTML($action)
  71     {
  72         $httpaccept = isset($_SERVER['HTTP_ACCEPT']) ?
  73         $_SERVER['HTTP_ACCEPT'] : null;
  74
  75         // XXX: allow content negotiation for RDF, RSS, or XRDS
  76
  77         $cp = common_accept_to_prefs($httpaccept);
  78         $sp = common_accept_to_prefs(PAGE_TYPE_PREFS);
  79
  80         $type = common_negotiate_type($cp, $sp);
  81
  82         if (!$type) {
  83             throw new ClientException(_('This page is not available in a '.
  84                                          'media type you accept'), 406);
  85         }
  86
  87
  88         header('Content-Type: '.$type);
  89
  90         $action->extraHeaders();
  91
  92         $action->startXML('html',
  93                          '-//W3C//DTD XHTML 1.0 Strict//EN',
  94                          'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd');
  95
  96         $language = $action->getLanguage();
  97
  98         $action->elementStart('html', array('xmlns'  => 'http://www.w3.org/1999/xhtml',
  99                                             'xmlns:fb' => 'http://www.facebook.com/2008/fbml',
 100                                             'xml:lang' => $language,
 101                                             'lang'     => $language));
 102
 103         return false;
 104
 105     }
 106
 107     function onEndShowLaconicaScripts($action)
 108     {
 109
 110         $action->element('script',
 111             array('type' => 'text/javascript',
 112                   'src'  => 'http://static.ak.connect.facebook.com/js/api_lib/v0.4/FeatureLoader.js.php'),
 113                   ' ');
 114
 115         $apikey = common_config('facebook', 'apikey');
 116         $plugin_path = common_path('plugins/FBConnect');
 117
 118         $login_url = common_local_url('FBConnectAuth');
 119         $logout_url = common_local_url('logout');
 120
 121         $html = sprintf('<script type="text/javascript">FB.init("%s", "%s/xd_receiver.htm");
 122
 123                             function goto_login() {
 124                                 window.location = "%s";
 125                             }
 126
 127                             function goto_logout() {
 128                                 window.location = "%s";
 129                             }
 130
 131                          </script>', $apikey, $plugin_path, $login_url, $logout_url);
 132
 133
 134         $action->raw($html);
 135     }
 136
 137     function onStartPrimaryNav($action)
 138     {
 139         $user = common_current_user();
 140
 141         if ($user) {
 142
 143             $flink = Foreign_link::getByUserId($user->id, FACEBOOK_CONNECT_SERVICE);
 144
 145             if ($flink) {
 146
 147                 $facebook = getFacebook();
 148
 149                 if ($facebook->api_client->users_isAppUser($flink->foreign_id) ||
 150                     $facebook->api_client->added) {
 151
 152                     // XXX: We need to replace this with a proper mini-icon and only after
 153                     // checing the FB Connect JavaScript lib method to see what the Connect
 154                     // status is. Checking Connect status looks to be impossible with the
 155                     // PHP client.
 156
 157                     $action->elementStart('li');
 158                     $action->elementStart('fb:profile-pic', array('uid' => $flink->foreign_id,
 159                         'facebook-logo' => 'true',
 160                         'linked' => 'false',
 161                         'width' => 32,
 162                         'height' => 32));
 163                     $action->elementEnd('fb:profile-pic');
 164                     $action->elementEnd('li');
 165                 }
 166
 167             }
 168
 169             $action->menuItem(common_local_url('all', array('nickname' => $user->nickname)),
 170                          _('Home'), _('Personal profile and friends timeline'), false, 'nav_home');
 171             $action->menuItem(common_local_url('profilesettings'),
 172                          _('Account'), _('Change your email, avatar, password, profile'), false, 'nav_account');
 173             if (common_config('xmpp', 'enabled')) {
 174              $action->menuItem(common_local_url('imsettings'),
 175                              _('Connect'), _('Connect to IM, SMS, Twitter'), false, 'nav_connect');
 176             } else {
 177              $action->menuItem(common_local_url('smssettings'),
 178                              _('Connect'), _('Connect to SMS, Twitter'), false, 'nav_connect');
 179             }
 180             $action->menuItem(common_local_url('invite'),
 181                           _('Invite'),
 182                           sprintf(_('Invite friends and colleagues to join you on %s'),
 183                           common_config('site', 'name')),
 184                           false, 'nav_invitecontact');
 185
 186              // Need to override the Logout link to make it do FB stuff
 187
 188              $logout_url = common_local_url('logout');
 189              $title =  _('Logout from the site');
 190              $text = _('Logout');
 191
 192              $html = sprintf('<li id="nav_logout"><a href="%s" title="%s" ' .
 193                  'onclick="FB.Connect.logout(function() { goto_logout() })">%s</a></li>',
 194                     $logout_url, $title, $text);
 195
 196              $action->raw($html);
 197
 198          }
 199          else {
 200              if (!common_config('site', 'closed')) {
 201                  $action->menuItem(common_local_url('register'),
 202                                  _('Register'), _('Create an account'), false, 'nav_register');
 203              }
 204              $action->menuItem(common_local_url('openidlogin'),
 205                              _('OpenID'), _('Login with OpenID'), false, 'nav_openid');
 206              $action->menuItem(common_local_url('login'),
 207                              _('Login'), _('Login to the site'), false, 'nav_login');
 208          }
 209
 210          $action->menuItem(common_local_url('doc', array('title' => 'help')),
 211                          _('Help'), _('Help me!'), false, 'nav_help');
 212          $action->menuItem(common_local_url('peoplesearch'),
 213                          _('Search'), _('Search for people or text'), false, 'nav_search');
 214
 215         return false;
 216     }
 217
 218     function onStartShowLocalNavBlock($action)
 219     {
 220         $action_name = get_class($action);
 221
 222         $login_actions = array('LoginAction', 'RegisterAction',
 223             'OpenidloginAction', 'FacebookStart');
 224
 225         if (in_array($action_name, $login_actions)) {
 226             $nav = new FBCLoginGroupNav($action);
 227             $nav->show();
 228             return false;
 229         }
 230
 231         $connect_actions = array('SmssettingsAction',
 232             'TwittersettingsAction', 'FBConnectSettingsAction');
 233
 234         if (in_array($action_name, $connect_actions)) {
 235             $nav = new FBCSettingsNav($action);
 236             $nav->show();
 237             return false;
 238         }
 239
 240         return true;
 241     }
 242
 243 }
 244
 245