gnu-social/plugins/OStatus/actions/ostatusinit.php
2010-02-09 01:37:45 -05:00

128 lines
3.8 KiB
PHP

<?php
/*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010, StatusNet, Inc.
*
* 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/>.
*/
/**
* @package OStatusPlugin
* @maintainer James Walker <james@status.net>
*/
if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
class OStatusInitAction extends Action
{
var $nickname;
var $acct;
var $err;
function prepare($args)
{
parent::prepare($args);
if (common_logged_in()) {
$this->clientError(_('You can use the local subscription!'));
return false;
}
$this->nickname = $this->trimmed('nickname');
$this->acct = $this->trimmed('acct');
return true;
}
function handle($args)
{
parent::handle($args);
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
/* Use a session token for CSRF protection. */
$token = $this->trimmed('token');
if (!$token || $token != common_session_token()) {
$this->showForm(_('There was a problem with your session token. '.
'Try again, please.'));
return;
}
$this->ostatusConnect();
} else {
$this->showForm();
}
}
function showForm($err = null)
{
$this->err = $err;
$this->showPage();
}
function showContent()
{
$this->elementStart('form', array('id' => 'form_ostatus_connect',
'method' => 'post',
'class' => 'form_settings',
'action' => common_local_url('ostatusinit')));
$this->elementStart('fieldset');
$this->element('legend', _('Subscribe to a remote user'));
$this->hidden('token', common_session_token());
$this->elementStart('ul', 'form_data');
$this->elementStart('li');
$this->input('nickname', _('User nickname'), $this->nickname,
_('Nickname of the user you want to follow'));
$this->elementEnd('li');
$this->elementStart('li');
$this->input('acct', _('Profile Account'), $this->acct,
_('Your account id (i.e. user@identi.ca)'));
$this->elementEnd('li');
$this->elementEnd('ul');
$this->submit('submit', _('Subscribe'));
$this->elementEnd('fieldset');
$this->elementEnd('form');
}
function ostatusConnect()
{
$w = new Webfinger;
$result = $w->lookup($this->acct);
foreach ($result->links as $link) {
if ($link['rel'] == 'http://ostatus.org/schema/1.0/subscribe') {
// We found a URL - let's redirect!
$user = User::staticGet('nickname', $this->nickname);
$feed_url = common_local_url('ApiTimelineUser',
array('id' => $user->id,
'format' => 'atom'));
$url = $w->applyTemplate($link['template'], $feed_url);
common_redirect($url, 303);
}
}
}
function title()
{
return _('OStatus Connect');
}
}