100 lines
2.5 KiB
PHP
100 lines
2.5 KiB
PHP
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<?php
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/*
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* Laconica - a distributed open-source microblogging tool
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* Copyright (C) 2008, Controlez-Vous, Inc.
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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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if (!defined('LACONICA')) { exit(1); }
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require_once(INSTALLDIR.'/lib/stream.php');
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class FavoritedAction extends StreamAction {
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function handle($args) {
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parent::handle($args);
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$page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
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common_show_header(_('Popular notices'),
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array($this, 'show_header'), NULL,
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array($this, 'show_top'));
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$this->show_notices($page);
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common_show_footer();
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}
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function show_top() {
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$instr = $this->get_instructions();
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$output = common_markup_to_html($instr);
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common_element_start('div', 'instructions');
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common_raw($output);
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common_element_end('div');
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$this->public_views_menu();
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}
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function show_header() {
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return;
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}
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function get_instructions() {
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return _('Showing recently popular notices');
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}
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function show_notices($page) {
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$qry = 'SELECT notice.*, sum(exp(-(now() - fave.modified) / %s)) as weight ' .
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'FROM notice JOIN fave ON notice.id = fave.notice_id ' .
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'GROUP BY fave.notice_id ' .
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'ORDER BY weight DESC';
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$offset = ($page - 1) * NOTICES_PER_PAGE;
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$limit = NOTICES_PER_PAGE + 1;
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if (common_config('db','type') == 'pgsql') {
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$qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
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} else {
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$qry .= ' LIMIT ' . $offset . ', ' . $limit;
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}
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# Figure out how to cache this query
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$notice = new Notice;
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$notice->query(sprintf($qry, common_config('popular', 'dropoff')));
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common_element_start('ul', array('id' => 'notices'));
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$cnt = 0;
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while ($notice->fetch() && $cnt <= NOTICES_PER_PAGE) {
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$cnt++;
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if ($cnt > NOTICES_PER_PAGE) {
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break;
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}
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$item = new NoticeListItem($notice);
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$item->show();
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}
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common_element_end('ul');
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common_pagination($page > 1, $cnt > NOTICES_PER_PAGE,
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$page, 'favorited');
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}
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}
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