gnu-social/actions/conversation.php

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<?php
/**
* Display a conversation in the browser
*
* PHP version 5
*
* @category Action
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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*
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* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2009, StatusNet, Inc.
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*
* 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/>.
*/
if (!defined('STATUSNET') && !defined('LACONICA')) {
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exit(1);
}
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// XXX: not sure how to do paging yet,
// so set a 60-notice limit
require_once INSTALLDIR.'/lib/noticelist.php';
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/**
* Conversation tree in the browser
*
* @category Action
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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*/
class ConversationAction extends ManagedAction
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{
var $id = null;
var $page = null;
var $notices = null;
const MAX_NOTICES = 500;
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/**
* Initialization.
*
* @param array $args Web and URL arguments
*
* @return boolean false if id not passed in
*/
protected function prepare(array $args=array())
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{
parent::prepare($args);
$this->id = $this->trimmed('id');
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if (empty($this->id)) {
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return false;
}
$this->id = $this->id+0;
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$this->page = $this->trimmed('page');
if (empty($this->page)) {
$this->page = 1;
}
$stream = new ConversationNoticeStream($this->id, $this->scoped);
$this->notices = $stream->getNotices(0, self::MAX_NOTICES);
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return true;
}
/**
* Returns the page title
*
* @return string page title
*/
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function title()
{
// TRANS: Title for page with a conversion (multiple notices in context).
return _('Conversation');
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}
/**
* Show content.
*
* Display a hierarchical unordered list in the content area.
* Uses ConversationTree to do most of the heavy lifting.
*
* @return void
*/
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function showContent()
{
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$user = common_current_user();
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if (!empty($user) && $user->conversationTree()) {
$nl = new ConversationTree($this->notices, $this);
} else {
$nl = new FullThreadedNoticeList($this->notices, $this, $this->scoped);
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}
$cnt = $nl->show();
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}
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function isReadOnly()
{
return true;
}
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function getFeeds()
{
return array(new Feed(Feed::JSON,
common_local_url('apiconversation',
array(
'id' => $this->id,
'format' => 'as')),
// TRANS: Title for link to notice feed.
// TRANS: %s is a user nickname.
_('Conversation feed (Activity Streams JSON)')),
new Feed(Feed::RSS2,
common_local_url('apiconversation',
array(
'id' => $this->id,
'format' => 'rss')),
// TRANS: Title for link to notice feed.
// TRANS: %s is a user nickname.
_('Conversation feed (RSS 2.0)')),
new Feed(Feed::ATOM,
common_local_url('apiconversation',
array(
'id' => $this->id,
'format' => 'atom')),
// TRANS: Title for link to notice feed.
// TRANS: %s is a user nickname.
_('Conversation feed (Activity Streams JSON)')));
}
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}
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