gnu-social/lib/notices/conversationnoticestream.php
Alexei Sorokin 52d67b0f44 Avoid ordering just by a timestamp
Try to also employ an id when possible.
Involves reworking some of the indices.
2020-09-15 16:59:27 +03:00

95 lines
2.7 KiB
PHP

<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
/**
* Notice stream for a conversation
*
* @category NoticeStream
* @package GNUsocial
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
defined('GNUSOCIAL') || die();
/**
* Notice stream for a conversation
*
* @category Stream
* @package GNUsocial
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
class ConversationNoticeStream extends ScopingNoticeStream
{
public function __construct($id, Profile $scoped = null)
{
parent::__construct(
new RawConversationNoticeStream($id),
$scoped
);
}
}
/**
* Notice stream for a conversation
*
* @category Stream
* @package GNUsocial
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
class RawConversationNoticeStream extends NoticeStream
{
protected $id;
public function __construct($id)
{
parent::__construct();
$this->id = $id;
}
public function getNoticeIds($offset, $limit, $since_id = null, $max_id = null)
{
$notice = new Notice();
// SELECT
$notice->selectAdd();
$notice->selectAdd('id');
// WHERE
$notice->conversation = $this->id;
if (!empty($since_id)) {
$notice->whereAdd(sprintf('notice.id > %d', $since_id));
}
if (!empty($max_id)) {
$notice->whereAdd(sprintf('notice.id <= %d', $max_id));
}
if (!is_null($offset)) {
$notice->limit($offset, $limit);
}
self::filterVerbs($notice, $this->selectVerbs);
// ORDER BY
$notice->orderBy('notice.created DESC, notice.id DESC');
$notice->find();
return $notice->fetchAll('id');
}
}