gnu-social/lib/notices/taggedprofilenoticestream.php

107 lines
3.0 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/>.
/**
* Stream of notices by a profile with a given tag
*
* @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
*/
defined('GNUSOCIAL') || die();
/**
* Stream of notices with a given profile and tag
*
* @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 TaggedProfileNoticeStream extends ScopingNoticeStream
{
public function __construct($profile, $tag, Profile $scoped = null)
{
parent::__construct(
new CachingNoticeStream(
new RawTaggedProfileNoticeStream($profile, $tag),
'profile:notice_ids_tagged:' . $profile->id . ':' . Cache::keyize($tag)
),
$scoped
);
}
}
/**
* Raw stream of notices with a given profile and tag
*
* @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 RawTaggedProfileNoticeStream extends NoticeStream
{
protected $profile;
protected $tag;
public function __construct($profile, $tag)
{
$this->profile = $profile;
$this->tag = $tag;
}
public function getNoticeIds($offset, $limit, $since_id, $max_id)
{
$nt = new Notice_tag();
$nt->tag = $this->tag;
$nt->selectAdd();
$nt->selectAdd('notice_id');
$nt->joinAdd(['notice_id', 'notice:id']);
$nt->whereAdd(sprintf('notice.profile_id = %d', $this->profile->id));
Notice::addWhereSinceId($nt, $since_id, 'notice_id', 'notice_tag.created');
Notice::addWhereMaxId($nt, $max_id, 'notice_id', 'notice_tag.created');
$nt->orderBy('notice_tag.created DESC, notice_id DESC');
if (!is_null($offset)) {
$nt->limit($offset, $limit);
}
$ids = [];
if ($nt->find()) {
while ($nt->fetch()) {
$ids[] = $nt->notice_id;
}
}
return $ids;
}
}