3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2011, StatusNet, Inc.
10 * This program is free software: you can redistribute it and/or modify
11 * it under the terms of the GNU Affero General Public License as published by
12 * the Free Software Foundation, either version 3 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU Affero General Public License for more details.
20 * You should have received a copy of the GNU Affero General Public License
21 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 * @author Evan Prodromou <evan@status.net>
26 * @copyright 2011 StatusNet, Inc.
27 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
28 * @link http://status.net/
31 if (!defined('GNUSOCIAL')) { exit(1); }
34 * Class for notice streams
38 * @author Evan Prodromou <evan@status.net>
39 * @copyright 2011 StatusNet, Inc.
40 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
41 * @link http://status.net/
43 abstract class NoticeStream
45 protected $selectVerbs = array(ActivityVerb::POST => true,
46 ActivityVerb::SHARE => true);
48 public function __construct()
50 foreach ($this->selectVerbs as $key=>$val) {
51 // to avoid database inconsistency issues we select both relative and absolute verbs
52 $this->selectVerbs[ActivityUtils::resolveUri($key)] = $val;
53 $this->selectVerbs[ActivityUtils::resolveUri($key, true)] = $val;
57 abstract function getNoticeIds($offset, $limit, $since_id, $max_id);
59 function getNotices($offset, $limit, $sinceId = null, $maxId = null)
61 $ids = $this->getNoticeIds($offset, $limit, $sinceId, $maxId);
63 $notices = self::getStreamByIds($ids);
68 static function getStreamByIds($ids)
70 return Notice::multiGet('id', $ids);
73 static function filterVerbs(Notice $notice, array $selectVerbs)
75 $filter = array_keys(array_filter($selectVerbs));
76 if (!empty($filter)) {
77 // include verbs in selectVerbs with values that equate to true
78 $notice->whereAddIn('verb', $filter, $notice->columnType('verb'));
81 $filter = array_keys(array_filter($selectVerbs, function ($v) { return !$v; }));
82 if (!empty($filter)) {
83 // exclude verbs in selectVerbs with values that equate to false
84 $notice->whereAddIn('!verb', $filter, $notice->columnType('verb'));