<?php
-/*
- * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
+/**
+ * Laconica, the distributed open-source microblogging tool
*
- * This program is free software: you can redistribute it and/or modify
+ * List of popular notices
+ *
+ * PHP version 5
+ *
+ * LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category Public
+ * @package Laconica
+ * @author Zach Copley <zach@controlyourself.ca>
+ * @author Evan Prodromou <evan@controlyourself.ca>
+ * @copyright 2008-2009 Control Yourself, Inc.
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
*/
-if (!defined('LACONICA')) { exit(1); }
-
-require_once(INSTALLDIR.'/lib/stream.php');
-
-class FavoritedAction extends StreamAction {
-
- function handle($args) {
- parent::handle($args);
-
- $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
-
- common_show_header(_('Popular notices'),
- array($this, 'show_header'), NULL,
- array($this, 'show_top'));
-
- $this->show_notices($page);
-
- common_show_footer();
- }
-
- function show_top() {
- $instr = $this->get_instructions();
- $output = common_markup_to_html($instr);
- common_element_start('div', 'instructions');
- common_raw($output);
- common_element_end('div');
- $this->public_views_menu();
- }
-
- function show_header() {
- return;
- }
-
- function get_instructions() {
- return _('Showing recently popular notices');
- }
-
- function show_notices($page) {
-
- $qry = 'SELECT notice.*, sum(exp(-(now() - fave.modified) / %s)) as weight ' .
- 'FROM notice JOIN fave ON notice.id = fave.notice_id ' .
- 'GROUP BY fave.notice_id ' .
- 'ORDER BY weight DESC';
-
- $offset = ($page - 1) * NOTICES_PER_PAGE;
- $limit = NOTICES_PER_PAGE + 1;
-
- if (common_config('db','type') == 'pgsql') {
- $qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
- } else {
- $qry .= ' LIMIT ' . $offset . ', ' . $limit;
- }
-
- # Figure out how to cache this query
-
- $notice = new Notice;
- $notice->query(sprintf($qry, common_config('popular', 'dropoff')));
-
- common_element_start('ul', array('id' => 'notices'));
-
- $cnt = 0;
-
- while ($notice->fetch() && $cnt <= NOTICES_PER_PAGE) {
- $cnt++;
-
- if ($cnt > NOTICES_PER_PAGE) {
- break;
- }
-
- $item = new NoticeListItem($notice);
- $item->show();
- }
+if (!defined('LACONICA')) {
+ exit(1);
+}
- common_element_end('ul');
+require_once INSTALLDIR.'/lib/publicgroupnav.php';
+require_once INSTALLDIR.'/lib/noticelist.php';
- common_pagination($page > 1, $cnt > NOTICES_PER_PAGE,
- $page, 'favorited');
- }
+/**
+ * List of popular notices
+ *
+ * We provide a list of the most popular notices. Popularity
+ * is measured by
+ *
+ * @category Personal
+ * @package Laconica
+ * @author Zach Copley <zach@controlyourself.ca>
+ * @author Evan Prodromou <evan@controlyourself.ca>
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
+ */
+class FavoritedAction extends Action
+{
+ var $page = null;
+
+ /**
+ * Title of the page
+ *
+ * @return string Title of the page
+ */
+
+ function title()
+ {
+ if ($this->page == 1) {
+ return _('Popular notices');
+ } else {
+ return sprintf(_('Popular notices, page %d'), $this->page);
+ }
+ }
+
+ /**
+ * Instructions for use
+ *
+ * @return instructions for use
+ */
+
+ function getInstructions()
+ {
+ return _('The most popular notices on the site right now.');
+ }
+
+ /**
+ * Is this page read-only?
+ *
+ * @return boolean true
+ */
+
+ function isReadOnly()
+ {
+ return true;
+ }
+
+ /**
+ * Take arguments for running
+ *
+ * @param array $args $_REQUEST args
+ *
+ * @return boolean success flag
+ *
+ * @todo move queries from showContent() to here
+ */
+
+ function prepare($args)
+ {
+ parent::prepare($args);
+ $this->page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
+
+ common_set_returnto($this->selfUrl());
+
+ return true;
+ }
+
+ /**
+ * Handle request
+ *
+ * Shows a page with list of favorite notices
+ *
+ * @param array $args $_REQUEST args; handled in prepare()
+ *
+ * @return void
+ */
+
+ function handle($args)
+ {
+ parent::handle($args);
+
+ $this->showPage();
+ }
+
+ /**
+ * Show the page notice
+ *
+ * Shows instructions for the page
+ *
+ * @return void
+ */
+
+ function showPageNotice()
+ {
+ $instr = $this->getInstructions();
+ $output = common_markup_to_html($instr);
+
+ $this->elementStart('div', 'instructions');
+ $this->raw($output);
+ $this->elementEnd('div');
+ }
+
+ /**
+ * Local navigation
+ *
+ * This page is part of the public group, so show that.
+ *
+ * @return void
+ */
+
+ function showLocalNav()
+ {
+ $nav = new PublicGroupNav($this);
+ $nav->show();
+ }
+
+ /**
+ * Content area
+ *
+ * Shows the list of popular notices
+ *
+ * @return void
+ */
+
+ function showContent()
+ {
+ if (common_config('db', 'type') == 'pgsql') {
+ $weightexpr='sum(exp(-extract(epoch from (now() - fave.modified)) / %s))';
+ } else {
+ $weightexpr='sum(exp(-(now() - fave.modified) / %s))';
+ }
+
+ $qry = 'SELECT notice.*, '.
+ $weightexpr . ' as weight ' .
+ 'FROM notice JOIN fave ON notice.id = fave.notice_id ' .
+ 'GROUP BY id,profile_id,uri,content,rendered,url,created,notice.modified,reply_to,is_local,source ' .
+ 'ORDER BY weight DESC';
+
+ $offset = ($this->page - 1) * NOTICES_PER_PAGE;
+ $limit = NOTICES_PER_PAGE + 1;
+
+ if (common_config('db', 'type') == 'pgsql') {
+ $qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
+ } else {
+ $qry .= ' LIMIT ' . $offset . ', ' . $limit;
+ }
+
+ $notice = Memcached_DataObject::cachedQuery('Notice',
+ sprintf($qry, common_config('popular', 'dropoff')),
+ 600);
+
+ $nl = new NoticeList($notice, $this);
+
+ $cnt = $nl->show();
+
+ $this->pagination($this->page > 1, $cnt > NOTICES_PER_PAGE,
+ $this->page, 'favorited');
+ }
}
projects / quix0rs-gnu-social.git / blobdiff