gnu-social/lib/notices/noticestream.php

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<?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/>.
/**
* A stream of notices
*
* @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();
/**
* Class for notice streams
*
* @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
*/
abstract class NoticeStream
{
protected $selectVerbs = [
ActivityVerb::POST => true,
ActivityVerb::SHARE => true,
];
public function __construct()
{
foreach ($this->selectVerbs as $key => $val) {
$this->selectVerbs[ActivityUtils::resolveUri($key)] = $val;
// to avoid database inconsistency issues we can select both relative and absolute verbs
//$this->selectVerbs[ActivityUtils::resolveUri($key, true)] = $val;
}
}
abstract public function getNoticeIds($offset, $limit, $since_id, $max_id);
public function getNotices($offset, $limit, $sinceId = null, $maxId = null)
{
$ids = $this->getNoticeIds($offset, $limit, $sinceId, $maxId);
return self::getStreamByIds($ids);
}
public static function getStreamByIds($ids)
{
return Notice::multiGet('id', $ids);
}
public static function filterVerbs(Notice $notice, array $selectVerbs)
{
$filter = array_keys(array_filter($selectVerbs));
if (!empty($filter)) {
// include verbs in selectVerbs with values that equate to true
$notice->whereAddIn('verb', $filter, $notice->columnType('verb'));
}
$filter = array_keys(array_filter($selectVerbs, function ($v) {
return !$v;
}));
if (!empty($filter)) {
// exclude verbs in selectVerbs with values that equate to false
$notice->whereAddIn('!verb', $filter, $notice->columnType('verb'));
}
unset($filter);
}
}