147 lines
4.4 KiB
PHP
147 lines
4.4 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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* List of popular notices
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*
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* @category Public
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* @package GNUsocial
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* @author Zach Copley <zach@status.net>
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2008-2009 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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class FavoritedSliceAction extends FavoritedAction
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{
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private $includeUsers = [];
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private $excludeUsers = [];
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/**
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* Take arguments for running
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*
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* @param array $args $_REQUEST args
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*
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* @return boolean success flag
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*
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* @todo move queries from showContent() to here
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*/
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public function prepare(array $args = [])
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{
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parent::prepare($args);
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$this->slice = $this->arg('slice', 'default');
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$data = array();
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if (Event::handle('SlicedFavoritesGetSettings', array($this->slice, &$data))) {
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// TRANS: Client exception.
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throw new ClientException(_m('Unknown favorites slice.'));
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}
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if (isset($data['include'])) {
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$this->includeUsers = $data['include'];
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}
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if (isset($data['exclude'])) {
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$this->excludeUsers = $data['exclude'];
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}
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return true;
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}
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/**
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* Content area
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*
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* Shows the list of popular notices
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*
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* @return void
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*/
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public function showContent()
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{
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$slice = $this->sliceWhereClause();
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if (!$slice) {
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return parent::showContent();
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}
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$weightexpr = common_sql_weight('fave.modified', common_config('popular', 'dropoff'));
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$cutoff = sprintf(
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"fave.modified > TIMESTAMP '%s'",
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common_sql_date(time() - common_config('popular', 'cutoff'))
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);
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$offset = ($this->page - 1) * NOTICES_PER_PAGE;
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$limit = NOTICES_PER_PAGE + 1;
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$qry = 'SELECT notice.*, ' . $weightexpr . ' AS weight ' .
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'FROM notice INNER JOIN fave ON notice.id = fave.notice_id ' .
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'WHERE ' . $cutoff . ' AND ' . $slice . ' ' .
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'GROUP BY id, profile_id, uri, content, rendered, url, created, notice.modified, reply_to, is_local, source, notice.conversation ' .
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'ORDER BY weight DESC LIMIT ' . $limit . ' OFFSET ' . $offset;
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$notice = Memcached_DataObject::cachedQuery('Notice', $qry, 600);
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$nl = new NoticeList($notice, $this);
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$cnt = $nl->show();
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if ($cnt == 0) {
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$this->showEmptyList();
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}
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$this->pagination(
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$this->page > 1,
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$cnt > NOTICES_PER_PAGE,
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$this->page,
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'favorited'
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);
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}
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private function sliceWhereClause()
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{
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$include = $this->nicknamesToIds($this->includeUsers);
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$exclude = $this->nicknamesToIds($this->excludeUsers);
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if (count($include) == 1) {
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return "profile_id = " . intval($include[0]);
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} elseif (count($include) > 1) {
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return "profile_id IN (" . implode(',', $include) . ")";
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} elseif (count($exclude) === 1) {
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return "profile_id != " . intval($exclude[0]);
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} elseif (count($exclude) > 1) {
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return "profile_id NOT IN (" . implode(',', $exclude) . ")";
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} else {
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return false;
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}
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}
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/**
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*
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* @param array $nicks array of user nicknames
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* @return array of profile/user IDs
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*/
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private function nicknamesToIds($nicks)
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{
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$ids = array();
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foreach ($nicks as $nick) {
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// not the most efficient way for a big list!
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$user = User::getKV('nickname', $nick);
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if ($user) {
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$ids[] = intval($user->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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