forked from GNUsocial/gnu-social
160 lines
4.3 KiB
PHP
160 lines
4.3 KiB
PHP
<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Generate sitemap index
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*
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* PHP version 5
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*
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* LICENCE: 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 Sitemap
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2010 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 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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exit(1);
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}
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/**
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* Show the sitemap index
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*
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* @category Sitemap
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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class SitemapindexAction extends Action
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{
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/**
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* handle the action
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*
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* @param array $args unused.
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*
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* @return void
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*/
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function handle($args)
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{
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header('Content-Type: text/xml; charset=UTF-8');
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$this->startXML();
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$this->elementStart('sitemapindex', array('xmlns' => 'http://www.sitemaps.org/schemas/sitemap/0.9'));
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$this->showUserSitemaps();
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$this->showNoticeSitemaps();
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$this->elementEnd('sitemapindex');
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$this->endXML();
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}
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function showUserSitemaps()
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{
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$userCounts = Sitemap_user_count::getAll();
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foreach ($userCounts as $dt => $cnt) {
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$cnt = $cnt+0;
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if ($cnt == 0) {
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continue;
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}
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$n = (int)$cnt / (int)SitemapPlugin::USERS_PER_MAP;
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if (($cnt % SitemapPlugin::USERS_PER_MAP) != 0) {
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$n++;
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}
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for ($i = 1; $i <= $n; $i++) {
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$this->showSitemap('user', $dt, $i);
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}
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}
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}
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function showNoticeSitemaps()
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{
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$noticeCounts = $this->getNoticeCounts();
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foreach ($noticeCounts as $dt => $cnt) {
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if ($cnt == 0) {
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continue;
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}
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$n = $cnt / SitemapPlugin::NOTICES_PER_MAP;
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if ($cnt % SitemapPlugin::NOTICES_PER_MAP) {
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$n++;
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}
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for ($i = 1; $i <= $n; $i++) {
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$this->showSitemap('notice', $dt, $i);
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}
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}
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}
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function getUserCounts()
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{
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return Sitemap_user_count::getAll();
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}
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function getNoticeCounts()
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{
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$noticeCounts = Notice::cacheGet('sitemap:notice:counts');
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if ($noticeCounts === false) {
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$notice = new Notice();
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$notice->selectAdd();
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$notice->selectAdd('date(created) as postdate, count(*) as postcount');
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$notice->groupBy('postdate');
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$notice->find();
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$noticeCounts = array();
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while ($notice->fetch()) {
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$noticeCounts[$notice->postdate] = $notice->postcount;
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}
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Notice::cacheSet('sitemap:notice:counts', $noticeCounts);
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}
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return $noticeCounts;
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}
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function showSitemap($prefix, $dt, $i)
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{
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list($y, $m, $d) = explode('-', $dt);
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$this->elementStart('sitemap');
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$this->element('loc', null, common_local_url($prefix.'sitemap',
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array('year' => $y,
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'month' => $m,
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'day' => $d,
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'index' => $i)));
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$begdate = strtotime("$y-$m-$d 00:00:00");
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$enddate = $begdate + (24 * 60 * 60);
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if ($enddate < time()) {
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$this->element('lastmod', null, date(DATE_W3C, $enddate));
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}
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$this->elementEnd('sitemap');
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}
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}
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