publicnoticestream.php 2.77 KB
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<?php
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/**
 * StatusNet - the distributed open-source microblogging tool
 * Copyright (C) 2011, StatusNet, Inc.
 *
 * Public stream
 * 
 * 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  Stream
 * @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/
 */
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if (!defined('GNUSOCIAL')) { exit(1); }
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/**
 * Public stream
 *
 * @category  Stream
 * @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/
 */

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class PublicNoticeStream extends ModeratedNoticeStream
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{
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    function __construct(Profile $scoped=null)
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    {
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        parent::__construct(new CachingNoticeStream(new RawPublicNoticeStream(),
                                                    'public'),
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                            $scoped);
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    }
}

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/**
 * Raw public stream
 *
 * @category  Stream
 * @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/
 */

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class RawPublicNoticeStream extends FullNoticeStream
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{
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    function getNoticeIds($offset, $limit, $since_id, $max_id)
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    {
        $notice = new Notice();

        $notice->selectAdd(); // clears it
        $notice->selectAdd('id');

        $notice->orderBy('created DESC, id DESC');

        if (!is_null($offset)) {
            $notice->limit($offset, $limit);
        }

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        // This feed always gives only local activities.
        $notice->whereAdd('is_local = ' . Notice::LOCAL_PUBLIC);
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        Notice::addWhereSinceId($notice, $since_id);
        Notice::addWhereMaxId($notice, $max_id);

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        self::filterVerbs($notice, $this->selectVerbs);
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        $ids = array();

        if ($notice->find()) {
            while ($notice->fetch()) {
                $ids[] = $notice->id;
            }
        }

        $notice->free();
        $notice = NULL;

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        return $ids;
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    }
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}