<?php
-/*
- * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
+/**
+ * Laconica, the distributed open-source microblogging tool
*
- * This program is free software: you can redistribute it and/or modify
+ * Low-level generator for HTML
+ *
+ * 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
+ * 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/>.
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category Faceboook
+ * @package Laconica
+ * @author Zach Copley <zach@controlyourself.ca>
+ * @copyright 2008 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.'/extlib/facebook/facebook.php');
-
-class FacebookAction extends Action {
-
- function handle($args) {
- parent::handle($args);
- }
-
- function get_facebook() {
- $apikey = common_config('facebook', 'apikey');
- $secret = common_config('facebook', 'secret');
- return new Facebook($apikey, $secret);
- }
-
-
- # Display methods
-
- function show_header($selected ='Home') {
-
- # $header = '<link rel="stylesheet" type="text/css" href="" />';
- # $header .='<script src="" ></script>';
- $header .= '<fb:dashboard/>';
-
- $header .=
- '<fb:tabs>'
- .'<fb:tab-item title="Home" href="index.php" selected="' . ($selected == 'Home') .'" />'
- .'<fb:tab-item title="Invite Friends" href="invite.php" selected="' . ($selected == 'Invite') . '" />'
- .'<fb:tab-item title="Settings" href="settings.php" selected="' . ($selected == 'Settings') . '" />'
- .'</fb:tabs>';
- $header .= '<div id="main_body">';
-
- echo $header;
-
- }
-
- function show_footer() {
- $footer = '</div>';
- echo $footer;
- }
-
- function show_login_form() {
-
- $loginform =
- ' <h2>To add the Identi.ca application, you need to log into your Identi.ca account.</h2>'
- .'<a href="http://identi.ca/">'
- .' <img src="http://theme.identi.ca/identica/logo.png" alt="Identi.ca" id="logo"/>'
- .'</a>'
- .'<h1 class="pagetitle">Login</h1>'
- .'<div class="instructions">'
- .' <p>Login with your username and password. Don\'t have a username yet?'
- .' <a href="http://identi.ca/main/register">Register</a> a new account.'
- .' </p>'
- .'</div>'
- .'<div id="content">'
- .' <form method="post" id="login">'
- .' <p>'
- .' <label for="nickname">Nickname</label>'
- .' <input name="nickname" type="text" class="input_text" id="nickname"/>'
- .' </p>'
- .' <p>'
- .' <label for="password">Password</label>'
- .' <input name="password" type="password" class="password" id="password"/>'
- .' </p>'
- .' <p>'
- .' <input type="submit" id="submit" name="submit" class="submit" value="Login"/>'
- .' </p>'
- .' </form>'
- .' <p>'
- .' <a href="http://identi.ca/main/recoverpassword">Lost or forgotten password?</a>'
- .' </p>'
- .'</div';
-
- echo $loginform;
- }
-
- function render_notice($notice) {
-
- global $config;
-
- $profile = $notice->getProfile();
- $avatar = $profile->getAvatar(AVATAR_STREAM_SIZE);
-
- $noticeurl = common_local_url('shownotice', array('notice' => $notice->id));
-
- # XXX: we need to figure this out better. Is this right?
- if (strcmp($notice->uri, $noticeurl) != 0 && preg_match('/^http/', $notice->uri)) {
- $noticeurl = $notice->uri;
- }
-
- $html =
- '<li class="notice_single" id="' . $notice->id . '">'
- .'<a href="' . $profile->profileurl . '">'
- .'<img src="';
-
- if ($avatar) {
- $html .= common_avatar_display_url($avatar);
- } else {
- $html .= common_default_avatar(AVATAR_STREAM_SIZE);
- }
-
- $html .=
- '" class="avatar stream" width="'
- . AVATAR_STREAM_SIZE . '" height="' . AVATAR_STREAM_SIZE .'"'
- .' alt="';
-
- if ($profile->fullname) {
- $html .= $profile->fullname;
- } else {
- $html .= $profile->nickname;
- }
-
- $html .=
- '"></a>'
- .'<a href="' . $profile->profileurl . '" class="nickname">' . $profile->nickname . '</a>'
- .'<p class="content">' . $notice->rendered . '</p>'
- .'<p class="time">'
- .'<a class="permalink" href="' . $noticeurl . '" title="' . common_exact_date($notice->created) . '">' . common_date_string($notice->created) . '</a>';
-
- if ($notice->source) {
- $html .= _(' from ');
- $html .= $this->source_link($notice->source);
- }
-
- if ($notice->reply_to) {
- $replyurl = common_local_url('shownotice', array('notice' => $notice->reply_to));
- $html .=
- ' (<a class="inreplyto" href="' . $replyurl . '">' . _('in reply to...') . ')';
- }
-
- $html .= '</p></li>';
-
- return $html;
- }
-
- function source_link($source) {
- $source_name = _($source);
-
- $html = '<span class="noticesource">';
-
- switch ($source) {
- case 'web':
- case 'xmpp':
- case 'mail':
- case 'omb':
- case 'api':
- $html .= $source_name;
- break;
- default:
- $ns = Notice_source::staticGet($source);
- if ($ns) {
- $html .= '<a href="' . $ns->url . '">' . $ns->name . '</a>';
- } else {
- $html .= $source_name;
- }
- break;
- }
-
- $html .= '</span>';
-
- return $html;
- }
+if (!defined('LACONICA'))
+{
+ exit(1);
+}
+
+require_once INSTALLDIR.'/lib/facebookutil.php';
+require_once INSTALLDIR.'/lib/noticeform.php';
+
+
+class FacebookAction extends Action
+{
+
+ var $facebook = null;
+ var $fbuid = null;
+ var $flink = null;
+ var $action = null;
+ var $app_uri = null;
+ var $app_name = null;
+
+ /**
+ * Constructor
+ *
+ * Just wraps the HTMLOutputter constructor.
+ *
+ * @param string $output URI to output to, default = stdout
+ * @param boolean $indent Whether to indent output, default true
+ *
+ * @see XMLOutputter::__construct
+ * @see HTMLOutputter::__construct
+ */
+ function __construct($output='php://output', $indent=true, $facebook=null, $flink=null)
+ {
+ parent::__construct($output, $indent);
+
+ $this->facebook = $facebook;
+ $this->flink = $flink;
+
+ if ($this->flink) {
+ $this->fbuid = $flink->foreign_id;
+ $this->user = $flink->getUser();
+ }
+
+ $this->args = array();
+ }
+
+ function prepare($argarray)
+ {
+ parent::prepare($argarray);
+
+ $this->facebook = getFacebook();
+ $this->fbuid = $this->facebook->require_login();
+
+ $this->action = $this->trimmed('action');
+
+ $app_props = $this->facebook->api_client->Admin_getAppProperties(
+ array('canvas_name', 'application_name'));
+
+ $this->app_uri = 'http://apps.facebook.com/' . $app_props['canvas_name'];
+ $this->app_name = $app_props['application_name'];
+
+ $this->flink = Foreign_link::getByForeignID($this->fbuid, FACEBOOK_SERVICE);
+
+ return true;
+
+ }
+
+ function showStylesheets()
+ {
+ // Add a timestamp to the file so Facebook cache wont ignore our changes
+ $ts = filemtime(INSTALLDIR.'/theme/base/css/display.css');
+
+ $this->element('link', array('rel' => 'stylesheet',
+ 'type' => 'text/css',
+ 'href' => theme_path('css/display.css', 'base') . '?ts=' . $ts));
+
+ $theme = common_config('site', 'theme');
+
+ $ts = filemtime(INSTALLDIR. '/theme/' . $theme .'/css/display.css');
+
+ $this->element('link', array('rel' => 'stylesheet',
+ 'type' => 'text/css',
+ 'href' => theme_path('css/display.css', null) . '?ts=' . $ts));
+
+ $ts = filemtime(INSTALLDIR.'/theme/base/css/facebookapp.css');
+
+ $this->element('link', array('rel' => 'stylesheet',
+ 'type' => 'text/css',
+ 'href' => theme_path('css/facebookapp.css', 'base') . '?ts=' . $ts));
+ }
+
+ function showScripts()
+ {
+ // Add a timestamp to the file so Facebook cache wont ignore our changes
+ $ts = filemtime(INSTALLDIR.'/js/facebookapp.js');
+
+ $this->element('script', array('src' => common_path('js/facebookapp.js') . '?ts=' . $ts));
+ }
+
+ /**
+ * Start an Facebook ready HTML document
+ *
+ * For Facebook we don't want to actually output any headers,
+ * DTD info, etc. Just Stylesheet and JavaScript links.
+ *
+ * If $type isn't specified, will attempt to do content negotiation.
+ *
+ * @param string $type MIME type to use; default is to do negotation.
+ *
+ * @return void
+ */
+
+ function startHTML($type=null)
+ {
+ $this->showStylesheets();
+ $this->showScripts();
+
+ $this->elementStart('div', array('class' => 'facebook-page'));
+ }
+
+ /**
+ * Ends a Facebook ready HTML document
+ *
+ * @return void
+ */
+ function endHTML()
+ {
+ $this->elementEnd('div');
+ $this->endXML();
+ }
+
+ /**
+ * Show notice form.
+ *
+ * MAY overload if no notice form needed... or direct message box????
+ *
+ * @return nothing
+ */
+ function showNoticeForm()
+ {
+ // don't do it for most of the Facebook pages
+ }
+
+ function showBody()
+ {
+ $this->elementStart('div', array('id' => 'wrap'));
+ $this->showHeader();
+ $this->showCore();
+ $this->showFooter();
+ $this->elementEnd('div');
+ }
+
+ function showAside()
+ {
+ }
+
+ function showHead($error, $success)
+ {
+
+ if ($error) {
+ $this->element("h1", null, $error);
+ }
+
+ if ($success) {
+ $this->element("h1", null, $success);
+ }
+
+ $this->elementStart('fb:if-section-not-added', array('section' => 'profile'));
+ $this->elementStart('span', array('id' => 'add_to_profile'));
+ $this->element('fb:add-section-button', array('section' => 'profile'));
+ $this->elementEnd('span');
+ $this->elementEnd('fb:if-section-not-added');
+
+ }
+
+
+ // Make this into a widget later
+ function showLocalNav()
+ {
+ $this->elementStart('ul', array('class' => 'nav'));
+
+ $this->elementStart('li', array('class' =>
+ ($this->action == 'facebookhome') ? 'current' : 'facebook_home'));
+ $this->element('a',
+ array('href' => 'index.php', 'title' => _('Home')), _('Home'));
+ $this->elementEnd('li');
+
+ $this->elementStart('li',
+ array('class' =>
+ ($this->action == 'facebookinvite') ? 'current' : 'facebook_invite'));
+ $this->element('a',
+ array('href' => 'invite.php', 'title' => _('Invite')), _('Invite'));
+ $this->elementEnd('li');
+
+ $this->elementStart('li',
+ array('class' =>
+ ($this->action == 'facebooksettings') ? 'current' : 'facebook_settings'));
+ $this->element('a',
+ array('href' => 'settings.php',
+ 'title' => _('Settings')), _('Settings'));
+ $this->elementEnd('li');
+
+ $this->elementEnd('ul');
+ }
+
+ /**
+ * Show header of the page.
+ *
+ * Calls template methods
+ *
+ * @return nothing
+ */
+ function showHeader()
+ {
+ $this->elementStart('div', array('id' => 'header'));
+ $this->showLogo();
+ $this->showNoticeForm();
+ $this->elementEnd('div');
+ }
+
+ /**
+ * Show page, a template method.
+ *
+ * @return nothing
+ */
+ function showPage($error = null, $success = null)
+ {
+ $this->startHTML();
+ $this->showHead($error, $success);
+ $this->showBody();
+ $this->endHTML();
+ }
+
+
+ function showInstructions()
+ {
+
+ $this->elementStart('div', array('class' => 'facebook_guide'));
+
+ $this->elementStart('dl', array('class' => 'system_notice'));
+ $this->element('dt', null, 'Page Notice');
+
+ $loginmsg_part1 = _('To use the %s Facebook Application you need to login ' .
+ 'with your username and password. Don\'t have a username yet? ');
+ $loginmsg_part2 = _(' a new account.');
+
+ $this->elementStart('dd');
+ $this->elementStart('p');
+ $this->text(sprintf($loginmsg_part1, common_config('site', 'name')));
+ $this->element('a',
+ array('href' => common_local_url('register')), _('Register'));
+ $this->text($loginmsg_part2);
+ $this->elementEnd('p');
+ $this->elementEnd('dd');
+
+ $this->elementEnd('dl');
+ $this->elementEnd('div');
+ }
+
+
+ function showLoginForm($msg = null)
+ {
+
+ $this->elementStart('div', array('id' => 'content'));
+ $this->element('h1', null, _('Login'));
+
+ if ($msg) {
+ $this->element('fb:error', array('message' => $msg));
+ }
+
+ $this->showInstructions();
+
+ $this->elementStart('div', array('id' => 'content_inner'));
+
+ $this->elementStart('form', array('method' => 'post',
+ 'class' => 'form_settings',
+ 'id' => 'login',
+ 'action' => 'index.php'));
+
+ $this->elementStart('fieldset');
+
+ $this->elementStart('ul', array('class' => 'form_datas'));
+ $this->elementStart('li');
+ $this->input('nickname', _('Nickname'));
+ $this->elementEnd('li');
+ $this->elementStart('li');
+ $this->password('password', _('Password'));
+ $this->elementEnd('li');
+ $this->elementEnd('ul');
+
+ $this->submit('submit', _('Login'));
+ $this->elementEnd('fieldset');
+ $this->elementEnd('form');
+
+ $this->elementStart('p');
+ $this->element('a', array('href' => common_local_url('recoverpassword')),
+ _('Lost or forgotten password?'));
+ $this->elementEnd('p');
+
+ $this->elementEnd('div');
+ $this->elementEnd('div');
+
+ }
+
+
+ function updateProfileBox($notice)
+ {
+
+ // Need to include inline CSS for styling the Profile box
+
+ $app_props = $this->facebook->api_client->Admin_getAppProperties(array('icon_url'));
+ $icon_url = $app_props['icon_url'];
+
+ $style = '<style>
+ .entry-title *,
+ .entry-content * {
+ font-size:14px;
+ font-family:"Lucida Sans Unicode", "Lucida Grande", sans-serif;
+ }
+ .entry-title a,
+ .entry-content a {
+ color:#002E6E;
+ }
+
+ .entry-title .vcard .photo {
+ float:left;
+ display:inline;
+ margin-right:11px;
+ margin-bottom:11px
+ }
+ .entry-title {
+ margin-bottom:11px;
+ }
+ .entry-title p.entry-content {
+ display:inline;
+ margin-left:5px;
+ }
+
+ div.entry-content {
+ clear:both;
+ }
+ div.entry-content dl,
+ div.entry-content dt,
+ div.entry-content dd {
+ display:inline;
+ text-transform:lowercase;
+ }
+
+ div.entry-content dd,
+ div.entry-content .device dt {
+ margin-left:0;
+ margin-right:5px;
+ }
+ div.entry-content dl.timestamp dt,
+ div.entry-content dl.response dt {
+ display:none;
+ }
+ div.entry-content dd a {
+ display:inline-block;
+ }
+
+ #facebook_laconica_app {
+ text-indent:-9999px;
+ height:16px;
+ width:16px;
+ display:block;
+ background:url('.$icon_url.') no-repeat 0 0;
+ float:right;
+ }
+ </style>';
+
+ $this->xw->openMemory();
+
+ $item = new FacebookProfileBoxNotice($notice, $this);
+ $item->show();
+
+ $fbml = "<fb:wide>$style " . $this->xw->outputMemory(false) . "</fb:wide>";
+ $fbml .= "<fb:narrow>$style " . $this->xw->outputMemory(false) . "</fb:narrow>";
+
+ $fbml_main = "<fb:narrow>$style " . $this->xw->outputMemory(false) . "</fb:narrow>";
+
+ $this->facebook->api_client->profile_setFBML(null, $this->fbuid, $fbml, null, null, $fbml_main);
+
+ $this->xw->openURI('php://output');
+ }
+
+
+ /**
+ * Generate pagination links
+ *
+ * @param boolean $have_before is there something before?
+ * @param boolean $have_after is there something after?
+ * @param integer $page current page
+ * @param string $action current action
+ * @param array $args rest of query arguments
+ *
+ * @return nothing
+ */
+ function pagination($have_before, $have_after, $page, $action, $args=null)
+ {
+ // Does a little before-after block for next/prev page
+ if ($have_before || $have_after) {
+ $this->elementStart('div', array('class' => 'pagination'));
+ $this->elementStart('dl', null);
+ $this->element('dt', null, _('Pagination'));
+ $this->elementStart('dd', null);
+ $this->elementStart('ul', array('class' => 'nav'));
+ }
+ if ($have_before) {
+ $pargs = array('page' => $page-1);
+ $newargs = $args ? array_merge($args, $pargs) : $pargs;
+ $this->elementStart('li', array('class' => 'nav_prev'));
+ $this->element('a', array('href' => "$this->app_uri/$action?page=$newargs[page]", 'rel' => 'prev'),
+ _('After'));
+ $this->elementEnd('li');
+ }
+ if ($have_after) {
+ $pargs = array('page' => $page+1);
+ $newargs = $args ? array_merge($args, $pargs) : $pargs;
+ $this->elementStart('li', array('class' => 'nav_next'));
+ $this->element('a', array('href' => "$this->app_uri/$action?page=$newargs[page]", 'rel' => 'next'),
+ _('Before'));
+ $this->elementEnd('li');
+ }
+ if ($have_before || $have_after) {
+ $this->elementEnd('ul');
+ $this->elementEnd('dd');
+ $this->elementEnd('dl');
+ $this->elementEnd('div');
+ }
+ }
+
+ function updateFacebookStatus($notice)
+ {
+ $prefix = $this->facebook->api_client->data_getUserPreference(FACEBOOK_NOTICE_PREFIX, $this->fbuid);
+ $content = "$prefix $notice->content";
+
+ if ($this->facebook->api_client->users_hasAppPermission('status_update', $this->fbuid)) {
+ $this->facebook->api_client->users_setStatus($content, $this->fbuid, false, true);
+ }
+ }
+
+ function saveNewNotice()
+ {
+
+ $user = $this->flink->getUser();
+
+ $content = $this->trimmed('status_textarea');
+
+ if (!$content) {
+ $this->showPage(_('No notice content!'));
+ return;
+ } else {
+ $content_shortened = common_shorten_links($content);
+
+ if (mb_strlen($content_shortened) > 140) {
+ $this->showPage(_('That\'s too long. Max notice size is 140 chars.'));
+ return;
+ }
+ }
+
+ $inter = new CommandInterpreter();
+
+ $cmd = $inter->handle_command($user, $content_shortened);
+
+ if ($cmd) {
+
+ // XXX fix this
+
+ $cmd->execute(new WebChannel());
+ return;
+ }
+
+ $replyto = $this->trimmed('inreplyto');
+
+ $notice = Notice::saveNew($user->id, $content,
+ 'Facebook', 1, ($replyto == 'false') ? null : $replyto);
+
+ if (is_string($notice)) {
+ $this->showPage($notice);
+ return;
+ }
+
+ common_broadcast_notice($notice);
+
+ // Also update the user's Facebook status
+ $this->updateFacebookStatus($notice);
+ $this->updateProfileBox($notice);
+
+ }
+
+}
+
+class FacebookNoticeForm extends NoticeForm
+{
+
+ var $post_action = null;
+
+ /**
+ * Constructor
+ *
+ * @param HTMLOutputter $out output channel
+ * @param string $action action to return to, if any
+ * @param string $content content to pre-fill
+ */
+
+ function __construct($out=null, $action=null, $content=null,
+ $post_action=null, $user=null)
+ {
+ parent::__construct($out, $action, $content, $user);
+ $this->post_action = $post_action;
+ }
+
+ /**
+ * Action of the form
+ *
+ * @return string URL of the action
+ */
+
+ function action()
+ {
+ return $this->post_action;
+ }
+
+}
+
+class FacebookNoticeList extends NoticeList
+{
+
+ /**
+ * constructor
+ *
+ * @param Notice $notice stream of notices from DB_DataObject
+ */
+
+ function __construct($notice, $out=null)
+ {
+ parent::__construct($notice, $out);
+ }
+
+ /**
+ * show the list of notices
+ *
+ * "Uses up" the stream by looping through it. So, probably can't
+ * be called twice on the same list.
+ *
+ * @return int count of notices listed.
+ */
+
+ function show()
+ {
+ $this->out->elementStart('div', array('id' =>'notices_primary'));
+ $this->out->element('h2', null, _('Notices'));
+ $this->out->elementStart('ul', array('class' => 'notices'));
+
+ $cnt = 0;
+
+ while ($this->notice->fetch() && $cnt <= NOTICES_PER_PAGE) {
+ $cnt++;
+
+ if ($cnt > NOTICES_PER_PAGE) {
+ break;
+ }
+
+ $item = $this->newListItem($this->notice);
+ $item->show();
+ }
+
+ $this->out->elementEnd('ul');
+ $this->out->elementEnd('div');
+
+ return $cnt;
+ }
+
+ /**
+ * returns a new list item for the current notice
+ *
+ * Overridden to return a Facebook specific list item.
+ *
+ * @param Notice $notice the current notice
+ *
+ * @return FacebookNoticeListItem a list item for displaying the notice
+ * formatted for display in the Facebook App.
+ */
+
+ function newListItem($notice)
+ {
+ return new FacebookNoticeListItem($notice, $this);
+ }
+
+}
+
+class FacebookNoticeListItem extends NoticeListItem
+{
+
+ /**
+ * constructor
+ *
+ * Also initializes the profile attribute.
+ *
+ * @param Notice $notice The notice we'll display
+ */
+
+ function __construct($notice, $out=null)
+ {
+ parent::__construct($notice, $out);
+ }
+
+ /**
+ * recipe function for displaying a single notice in the Facebook App.
+ *
+ * Overridden to strip out some of the controls that we don't
+ * want to be available.
+ *
+ * @return void
+ */
+
+ function show()
+ {
+ $this->showStart();
+
+ $this->out->elementStart('div', 'entry-title');
+ $this->showAuthor();
+ $this->showContent();
+ $this->out->elementEnd('div');
+
+ $this->out->elementStart('div', 'entry-content');
+ $this->showNoticeLink();
+ $this->showNoticeSource();
+ $this->showReplyTo();
+ $this->out->elementEnd('div');
+
+ $this->showEnd();
+ }
+
+ function showNoticeLink()
+ {
+ $noticeurl = common_local_url('shownotice',
+ array('notice' => $this->notice->id));
+ // XXX: we need to figure this out better. Is this right?
+ if (strcmp($this->notice->uri, $noticeurl) != 0 &&
+ preg_match('/^http/', $this->notice->uri)) {
+ $noticeurl = $this->notice->uri;
+ }
+
+ $this->out->elementStart('dl', 'timestamp');
+ $this->out->element('dt', null, _('Published'));
+ $this->out->elementStart('dd', null);
+ $this->out->elementStart('a', array('rel' => 'bookmark',
+ 'href' => $noticeurl));
+ $dt = common_date_iso8601($this->notice->created);
+ $this->out->element('abbr', array('class' => 'published',
+ 'title' => $dt),
+ common_date_string($this->notice->created));
+ $this->out->elementEnd('a');
+ $this->out->elementEnd('dd');
+ $this->out->elementEnd('dl');
+ }
+
+}
+
+class FacebookProfileBoxNotice extends FacebookNoticeListItem
+{
+
+ /**
+ * constructor
+ *
+ * Also initializes the profile attribute.
+ *
+ * @param Notice $notice The notice we'll display
+ */
+
+ function __construct($notice, $out=null)
+ {
+ parent::__construct($notice, $out);
+ }
+
+ /**
+ * Recipe function for displaying a single notice in the
+ * Facebook App's Profile
+ *
+ * @return void
+ */
+
+ function show()
+ {
+
+ $this->out->elementStart('div', 'entry-title');
+ $this->showAuthor();
+ $this->showContent();
+ $this->out->elementEnd('div');
+
+ $this->out->elementStart('div', 'entry-content');
+
+ $this->showNoticeLink();
+ $this->showNoticeSource();
+ $this->showReplyTo();
+ $this->out->elementEnd('div');
+
+ $this->showAppLink();
+
+ }
+
+ function showAppLink()
+ {
+
+ $this->facebook = getFacebook();
+
+ $app_props = $this->facebook->api_client->Admin_getAppProperties(
+ array('canvas_name', 'application_name'));
+
+ $this->app_uri = 'http://apps.facebook.com/' . $app_props['canvas_name'];
+ $this->app_name = $app_props['application_name'];
+
+ $this->out->elementStart('a', array('id' => 'facebook_laconica_app',
+ 'href' => $this->app_uri));
+ $this->out->text($this->app_name);
+ $this->out->elementEnd('a');
+ }
}