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gnu-social/lib/facebookaction.php

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<?php
/**
* Laconica, the distributed open-source microblogging tool
*
* 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
* 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/>.
*
* @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.'/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()
{
$this->element('link', array('rel' => 'stylesheet',
'type' => 'text/css',
'href' => getFacebookBaseCSS()));
$this->element('link', array('rel' => 'stylesheet',
'type' => 'text/css',
'href' => getFacebookThemeCSS()));
}
function showScripts()
{
$this->element('script', array('type' => 'text/javascript',
'src' => getFacebookJS()),
' ');
}
/**
* Start an Facebook ready HTML document
*
* For Facebook we don't want to actually output any headers,
* DTD info, etc.
*
* 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->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', 'wrap');
$this->showHeader();
$this->showCore();
$this->showFooter();
$this->elementEnd('div');
}
function showAside()
{
}
function showHead($error, $success)
{
$this->showStylesheets();
$this->showScripts();
if ($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 primary navigation.
*
* @return nothing
*/
function showPrimaryNav()
{
// we don't want to show anything for this
}
/**
* Show header of the page.
*
* Calls template methods
*
* @return nothing
*/
function showHeader()
{
$this->elementStart('div', array('id' => 'header'));
$this->showLogo();
$this->showNoticeForm();
$this->showPrimaryNav();
$this->elementEnd('div');
}
/**
* Show page, a template method.
*
* @return nothing
*/
function showPage($error = null, $success = null)
{
$this->startHTML();
$this->showHead($error, $success);
$this->showBody();
$this->endHTML();
}
function showInstructions()
{
$this->elementStart('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('dd');
$this->elementEnd('dl');
}
function showLoginForm($msg = null)
{
$this->elementStart('div', array('class' => '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->element('legend', null, _('Login to site'));
$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('form');
$this->elementStart('p');
$this->element('a', array('href' => common_local_url('recoverpassword')),
_('Lost or forgotten password?'));
$this->elementEnd('p');
$this->elementEnd('div');
}
function updateProfileBox($notice)
{
// Need to include inline CSS for styling the Profile box
$style = '<style>
.entry-title .vcard .photo {
float:left;
display:inline;
}
.entry-title .vcard .nickname {
margin-left:5px;
}
.entry-title p.entry-content {
display:inline;
margin-left:5px;
}
div.entry-content dl,
div.entry-content dt,
div.entry-content dd {
display:inline;
}
div.entry-content dt,
div.entry-content dd {
display:inline;
margin-left:5px;
}
div.entry-content dl.timestamp dt {
display:none;
}
div.entry-content dd a {
display:inline-block;
}
</style>';
$this->xw->openMemory();
$item = new FacebookNoticeListItem($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');
}
}
}
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
{
/**
* 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
{
/**
* 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');
}
}
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