gnu-social/lib/conversationnoticestream.php
2011-08-22 12:25:04 -04:00

111 lines
3.2 KiB
PHP

<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2011, StatusNet, Inc.
*
* Notice stream for a conversation
*
* PHP version 5
*
* 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 NoticeStream
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
// This check helps protect against security problems;
// your code file can't be executed directly from the web.
exit(1);
}
/**
* Notice stream for a conversation
*
* @category Stream
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class ConversationNoticeStream extends ScopingNoticeStream
{
function __construct($id, $profile = -1)
{
if (is_int($profile) && $profile == -1) {
$profile = Profile::current();
}
parent::__construct(new RawConversationNoticeStream($id),
$profile);
}
}
/**
* Notice stream for a conversation
*
* @category Stream
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class RawConversationNoticeStream extends NoticeStream
{
protected $id;
function __construct($id)
{
$this->id = $id;
}
function getNotices($offset, $limit, $sinceId = null, $maxId = null)
{
$all = Memcached_DataObject::listGet('Notice', 'conversation', array($this->id));
$notices = $all[$this->id];
// Re-order in reverse-chron
usort($notices, array('RawConversationNoticeStream', '_reverseChron'));
// FIXME: handle since and max
$wanted = array_slice($notices, $offset, $limit);
return new ArrayWrapper($wanted);
}
function getNoticeIds($offset, $limit, $since_id, $max_id)
{
$notice = $this->getNotices($offset, $limit, $since_id, $max_id);
$ids = $notice->fetchAll('id');
return $ids;
}
function _reverseChron($a, $b)
{
$at = strtotime($a->created);
$bt = strtotime($b->created);
if ($at == $bt) {
return 0;
} else if ($at > $bt) {
return -1;
} else {
return 1;
}
}
}