gnu-social/plugins/Favorite/lib/popularnoticestream.php
Mikael Nordfeldth db7cc7fa75 Favorite functionality put into plugin (not done yet)
Now we have to fix any code in the core which directly uses the Fave class
or any other favorite stuff, since it is pluginised and thus might not be
available on some installations.
2014-06-24 15:58:53 +02:00

93 lines
2.8 KiB
PHP

<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2011, StatusNet, Inc.
*
* Stream of notices sorted by popularity
*
* 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 Popular
* @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);
}
/**
* Stream of notices sorted by popularity
*
* @category Popular
* @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 PopularNoticeStream extends ScopingNoticeStream
{
function __construct($profile=null)
{
parent::__construct(new CachingNoticeStream(new RawPopularNoticeStream(),
'popular',
false),
$profile);
}
}
class RawPopularNoticeStream extends NoticeStream
{
function getNoticeIds($offset, $limit, $since_id, $max_id)
{
$weightexpr = common_sql_weight('modified', common_config('popular', 'dropoff'));
$cutoff = sprintf("modified > '%s'",
common_sql_date(time() - common_config('popular', 'cutoff')));
$fave = new Fave();
$fave->selectAdd();
$fave->selectAdd('notice_id');
$fave->selectAdd("$weightexpr as weight");
$fave->whereAdd($cutoff);
$fave->orderBy('weight DESC');
$fave->groupBy('notice_id');
if (!is_null($offset)) {
$fave->limit($offset, $limit);
}
// FIXME: $since_id, $max_id are ignored
$ids = array();
if ($fave->find()) {
while ($fave->fetch()) {
$ids[] = $fave->notice_id;
}
}
return $ids;
}
}