gnu-social/actions/tag.php

123 lines
3.7 KiB
PHP

<?php
/*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, Controlez-Vous, Inc.
*
* 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
* 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/>.
*/
if (!defined('LACONICA')) { exit(1); }
class TagAction extends Action
{
function prepare($args)
{
parent::prepare($args);
$taginput = $this->trimmed('tag');
$this->tag = common_canonical_tag($taginput);
if (!$this->tag) {
common_redirect(common_local_url('publictagcloud'), 301);
return false;
}
if ($this->tag != $taginput) {
common_redirect(common_local_url('tag', array('tag' => $this->tag)),
301);
return false;
}
$this->page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
common_set_returnto($this->selfUrl());
return true;
}
function showSections()
{
$pop = new PopularNoticeSection($this);
$pop->show();
$notice_tag = new Notice_tag;
$query = 'select file_id, count(file_id) as c from notice_tag join file_to_post on post_id = notice_id where tag="' . $notice_tag->escape($this->tag) . '" group by file_id order by c desc';
$notice_tag->query($query);
$this->elementStart('ol');
while ($notice_tag->fetch()) {
$this->elementStart('li');
$this->element('a', array('class' => 'attachment', 'href' => common_local_url('attachment', array('attachment' => $notice_tag->file_id))), "Attachment tagged {$notice_tag->c} times");
$this->elementEnd('li');
}
$this->elementEnd('ol');
}
function title()
{
if ($this->page == 1) {
return sprintf(_("Notices tagged with %s"), $this->tag);
} else {
return sprintf(_("Notices tagged with %s, page %d"),
$this->tag,
$this->page);
}
}
function handle($args)
{
parent::handle($args);
$this->showPage();
}
function getFeeds()
{
return array(new Feed(Feed::RSS1,
common_local_url('tagrss', array('tag' => $this->tag)),
sprintf(_('Feed for tag %s'), $this->tag)));
}
/**
* Output document relationship links
*
* @return void
*/
function showRelationshipLinks()
{
$this->sequenceRelationships($this->page > 1, $this->count > NOTICES_PER_PAGE, // FIXME
$this->page, 'tag', array('tag' => $this->tag));
}
function showPageNotice()
{
return sprintf(_('Messages tagged "%s", most recent first'), $this->tag);
}
function showContent()
{
$notice = Notice_tag::getStream($this->tag, (($this->page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1);
$nl = new NoticeList($notice, $this);
$cnt = $nl->show();
$this->pagination($this->page > 1, $cnt > NOTICES_PER_PAGE,
$this->page, 'tag', array('tag' => $this->tag));
}
function isReadOnly($args)
{
return true;
}
}