forked from GNUsocial/gnu-social
122 lines
3.6 KiB
PHP
122 lines
3.6 KiB
PHP
<?php
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/**
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2011, StatusNet, Inc.
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*
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* Stream of notices by a profile with a given tag
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*
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* PHP version 5
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Stream
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET')) {
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// This check helps protect against security problems;
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// your code file can't be executed directly from the web.
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exit(1);
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}
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/**
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* Stream of notices with a given profile and tag
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*
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* @category Stream
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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class TaggedProfileNoticeStream extends ScopingNoticeStream
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{
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function __construct($profile, $tag, $userProfile=-1)
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{
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if (is_int($userProfile) && $userProfile == -1) {
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$userProfile = Profile::current();
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}
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parent::__construct(new CachingNoticeStream(new RawTaggedProfileNoticeStream($profile, $tag),
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'profile:notice_ids_tagged:'.$profile->id.':'.Cache::keyize($tag)),
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$userProfile);
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}
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}
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/**
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* Raw stream of notices with a given profile and tag
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*
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* @category Stream
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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class RawTaggedProfileNoticeStream extends NoticeStream
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{
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protected $profile;
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protected $tag;
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function __construct($profile, $tag)
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{
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$this->profile = $profile;
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$this->tag = $tag;
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}
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function getNoticeIds($offset, $limit, $since_id, $max_id)
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{
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// XXX It would be nice to do this without a join
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// (necessary to do it efficiently on accounts with long history)
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$notice = new Notice();
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$query =
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"select id from notice join notice_tag on id=notice_id where tag='".
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$notice->escape($this->tag) .
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"' and profile_id=" . intval($this->profile->id);
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$since = Notice::whereSinceId($since_id, 'id', 'notice.created');
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if ($since) {
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$query .= " and ($since)";
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}
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$max = Notice::whereMaxId($max_id, 'id', 'notice.created');
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if ($max) {
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$query .= " and ($max)";
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}
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$query .= ' order by notice.created DESC, id DESC';
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if (!is_null($offset)) {
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$query .= " LIMIT " . intval($limit) . " OFFSET " . intval($offset);
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}
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$notice->query($query);
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$ids = array();
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while ($notice->fetch()) {
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$ids[] = $notice->id;
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}
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return $ids;
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}
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}
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