gnu-social/lib/inboxnoticestream.php
Diogo Cordeiro 6b5450b7e6 Faster inboxnoticestream.php by XRevan86.
This commit consequently reverts 5dcc98d1c6 and a59c439b46. This translated the php based version into a faster SQL query.
2019-04-25 18:48:53 +01:00

141 lines
4.8 KiB
PHP

<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2011, StatusNet, Inc.
*
* Stream of notices for a profile's "all" feed
*
* 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>
* @author Mikael Nordfeldth <mmn@hethane.se>
* @author Alexei Sorokin <sor.alexei@meowr.ru>
* @copyright 2011 StatusNet, Inc.
* @copyright 2014 Free Software Foundation, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('GNUSOCIAL')) {
exit(1);
}
/**
* Stream of notices for a profile's "all" feed
*
* @category General
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Mikael Nordfeldth <mmn@hethane.se>
* @author Alexei Sorokin <sor.alexei@meowr.ru>
* @copyright 2011 StatusNet, Inc.
* @copyright 2014 Free Software Foundation, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class InboxNoticeStream extends ScopingNoticeStream
{
/**
* Constructor
*
* @param Profile $target Profile to get a stream for
* @param Profile $scoped Currently scoped profile (if null, it is fetched)
*/
public function __construct(Profile $target, Profile $scoped = null)
{
// FIXME: we don't use CachingNoticeStream - but maybe we should?
parent::__construct(new CachingNoticeStream(new RawInboxNoticeStream($target), 'profileall'), $scoped);
}
}
/**
* Raw stream of notices for the target's inbox
*
* @category General
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Mikael Nordfeldth <mmn@hethane.se>
* @author Alexei Sorokin <sor.alexei@meowr.ru>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class RawInboxNoticeStream extends FullNoticeStream
{
protected $target = null;
protected $inbox = null;
/**
* Constructor
*
* @param Profile $target Profile to get a stream for
*/
public function __construct(Profile $target)
{
parent::__construct();
$this->target = $target;
}
/**
* Get IDs in a range
*
* @param int $offset Offset from start
* @param int $limit Limit of number to get
* @param int $since_id Since this notice
* @param int $max_id Before this notice
*
* @return array IDs found
*/
public function getNoticeIds($offset, $limit, $since_id = null, $max_id = null)
{
$notice = new Notice();
$notice->selectAdd();
$notice->selectAdd('id');
$notice->whereAdd(sprintf('notice.created > "%s"', $notice->escape($this->target->created)));
// Reply:: is a table of mentions
// Subscription:: is a table of subscriptions (every user is subscribed to themselves)
// Sort in descending order as id will give us even really old posts,
// which were recently imported. For example, if a remote instance had
// problems and just managed to post here.
$notice->whereAdd(
sprintf('id IN (SELECT DISTINCT id FROM (' .
'(SELECT id FROM notice WHERE profile_id IN (SELECT subscribed FROM subscription WHERE subscriber = %1$d)) UNION ' .
'(SELECT notice_id AS id FROM reply WHERE profile_id = %1$d) UNION ' .
'(SELECT notice_id AS id FROM attention WHERE profile_id = %1$d) UNION ' .
'(SELECT notice_id AS id FROM group_inbox WHERE group_id IN (SELECT group_id FROM group_member WHERE profile_id = %1$d)) ' .
'ORDER BY id DESC) AS T)',
$this->target->getID())
);
if (!empty($since_id)) {
$notice->whereAdd(sprintf('notice.id > %d', $since_id));
}
if (!empty($max_id)) {
$notice->whereAdd(sprintf('notice.id <= %d', $max_id));
}
self::filterVerbs($notice, $this->selectVerbs);
$notice->limit($offset, $limit);
if (!$notice->find()) {
return [];
}
return $notice->fetchAll('id');
}
}