<?php /** * StatusNet - the distributed open-source microblogging tool * Copyright (C) 2011, StatusNet, Inc. * * Stream of notices for a group * * 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/ */ 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 for a group * * @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/ */ class GroupNoticeStream extends ScopingNoticeStream { var $group; var $userProfile; function __construct($group, $profile = -1) { if (is_int($profile) && $profile == -1) { $profile = Profile::current(); } $this->group = $group; $this->userProfile = $profile; parent::__construct(new CachingNoticeStream(new RawGroupNoticeStream($group), 'user_group:notice_ids:' . $group->id), $profile); } function getNoticeIds($offset, $limit, $since_id, $max_id) { if ($this->impossibleStream()) { return array(); } else { return parent::getNoticeIds($offset, $limit, $since_id, $max_id); } } function getNotices($offset, $limit, $sinceId = null, $maxId = null) { if ($this->impossibleStream()) { return new ArrayWrapper(array()); } else { return parent::getNotices($offset, $limit, $sinceId, $maxId); } } function impossibleStream() { if ($this->group->force_scope && (empty($this->userProfile) || !$this->userProfile->isMember($this->group))) { return true; } return false; } } /** * Stream of notices for a group * * @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/ */ class RawGroupNoticeStream extends NoticeStream { protected $group; function __construct($group) { $this->group = $group; } function getNoticeIds($offset, $limit, $since_id, $max_id) { $inbox = new Group_inbox(); $inbox->group_id = $this->group->id; $inbox->selectAdd(); $inbox->selectAdd('notice_id'); Notice::addWhereSinceId($inbox, $since_id, 'notice_id'); Notice::addWhereMaxId($inbox, $max_id, 'notice_id'); $inbox->orderBy('created DESC, notice_id DESC'); if (!is_null($offset)) { $inbox->limit($offset, $limit); } $ids = array(); if ($inbox->find()) { while ($inbox->fetch()) { $ids[] = $inbox->notice_id; } } return $ids; } }