gnu-social/actions/peopletag.php

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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
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* People tags by a user
*
* 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
* GNU Affero General Public License for more details.
*
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* PHP version 5
*
* 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/>.
*
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* @category Personal
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Zach Copley <zach@status.net>
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* @author Shashi Gowda <connect2shashi@gmail.com>
* @copyright 2009 StatusNet, Inc.
* @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/
*/
if (!defined('STATUSNET') && !defined('LACONICA')) {
exit(1);
}
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require_once INSTALLDIR.'/lib/peopletaglist.php';
// cache 3 pages
define('PEOPLETAG_CACHE_WINDOW', PEOPLETAGS_PER_PAGE*3 + 1);
class PeopletagAction extends Action
{
var $page = null;
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var $tag = null;
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function isReadOnly($args)
{
return true;
}
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function title()
{
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if ($this->page == 1) {
return sprintf(_("Public people tag %s"), $this->tag);
} else {
return sprintf(_("Public people tag %s, page %d"), $this->tag, $this->page);
}
}
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function prepare($args)
{
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parent::prepare($args);
$this->page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
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$tag_arg = $this->arg('tag');
$tag = common_canonical_tag($tag_arg);
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// Permanent redirect on non-canonical nickname
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if ($tag_arg != $tag) {
$args = array('tag' => $nickname);
if ($this->page && $this->page != 1) {
$args['page'] = $this->page;
}
common_redirect(common_local_url('peopletag', $args), 301);
return false;
}
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$this->tag = $tag;
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return true;
}
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function handle($args)
{
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parent::handle($args);
$this->showPage();
}
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function showLocalNav()
{
$nav = new PublicGroupNav($this);
$nav->show();
}
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function showAnonymousMessage()
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{
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$notice =
_('People tags are how you sort similar ' .
'people on %%site.name%%, a [micro-blogging]' .
'(http://en.wikipedia.org/wiki/Micro-blogging) service ' .
'based on the Free Software [StatusNet](http://status.net/) tool. ' .
'You can then easily keep track of what they ' .
'are doing by subscribing to the tag\'s timeline.' );
$this->elementStart('div', array('id' => 'anon_notice'));
$this->raw(common_markup_to_html($notice));
$this->elementEnd('div');
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}
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function showContent()
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{
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$offset = ($this->page-1) * PEOPLETAGS_PER_PAGE;
$limit = PEOPLETAGS_PER_PAGE + 1;
$ptags = new Profile_list();
$ptags->tag = $this->tag;
$user = common_current_user();
if (empty($user)) {
$ckey = sprintf('profile_list:tag:%s', $this->tag);
$ptags->private = false;
$ptags->orderBy('profile_list.modified DESC');
$c = Cache::instance();
if ($offset+$limit <= PEOPLETAG_CACHE_WINDOW && !empty($c)) {
$cached_ptags = Profile_list::getCached($ckey, $offset, $limit);
if ($cached_ptags === false) {
$ptags->limit(0, PEOPLETAG_CACHE_WINDOW);
$ptags->find();
Profile_list::setCache($ckey, $ptags, $offset, $limit);
} else {
$ptags = clone($cached_ptags);
}
} else {
$ptags->limit($offset, $limit);
$ptags->find();
}
} else {
$ptags->whereAdd('(profile_list.private = false OR (' .
' profile_list.tagger =' . $user->id .
' AND profile_list.private = true) )');
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$ptags->orderBy('profile_list.modified DESC');
$ptags->find();
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}
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$pl = new PeopletagList($ptags, $this);
$cnt = $pl->show();
$this->pagination($this->page > 1, $cnt > PEOPLETAGS_PER_PAGE,
$this->page, 'peopletag', array('tag' => $this->tag));
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}
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function showSections()
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{
}
}