119 lines
3.4 KiB
PHP
119 lines
3.4 KiB
PHP
<?php
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// This file is part of GNU social - https://www.gnu.org/software/social
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//
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// GNU social 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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// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Stream of notices with a given tag
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*
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* @category Stream
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* @package GNUsocial
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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defined('GNUSOCIAL') || die();
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/**
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* Stream of notices with a given tag
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*
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* @category Stream
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* @package GNUsocial
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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class TagNoticeStream extends ScopingNoticeStream
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{
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public function __construct($tag, Profile $scoped=null)
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{
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parent::__construct(
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new CachingNoticeStream(
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new RawTagNoticeStream($tag),
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'notice_tag:notice_ids:' . Cache::keyize($tag)
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),
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$scoped
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);
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}
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}
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/**
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* Raw stream of notices with a given tag
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*
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* @category Stream
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* @package GNUsocial
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
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*/
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class RawTagNoticeStream extends NoticeStream
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{
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protected $tag;
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public function __construct($tag)
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{
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$this->tag = $tag;
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}
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public function getNoticeIds($offset, $limit, $since_id, $max_id)
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{
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$nt = new Notice_tag();
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$nt->tag = $this->tag;
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$nt->selectAdd();
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$nt->selectAdd('notice_id');
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Notice::addWhereSinceId($nt, $since_id, 'notice_id', 'notice_tag.created');
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Notice::addWhereMaxId($nt, $max_id, 'notice_id', 'notice_tag.created');
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if (!empty($this->selectVerbs)) {
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$nt->joinAdd(array('notice_id', 'notice:id'));
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$filter = array_keys(array_filter($this->selectVerbs));
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if (!empty($filter)) {
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// include verbs in selectVerbs with values that equate to true
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$nt->whereAddIn('notice.verb', $filter, 'string');
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}
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$filter = array_keys(array_filter($this->selectVerbs, function ($v) {
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return !$v;
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}));
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if (!empty($filter)) {
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// exclude verbs in selectVerbs with values that equate to false
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$nt->whereAddIn('!notice.verb', $filter, 'string');
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}
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}
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$nt->orderBy('notice_tag.created DESC, notice_id DESC');
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if (!is_null($offset)) {
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$nt->limit($offset, $limit);
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}
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$ids = array();
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if ($nt->find()) {
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while ($nt->fetch()) {
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$ids[] = $nt->notice_id;
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}
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}
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return $ids;
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}
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}
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