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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Action for showing profiles self-tagged with a given tag
*
* 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.
*
* 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/>.
*
* @category Action
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Zach Copley <zach@status.net>
* @copyright 2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET') && !defined('LACONICA')) {
exit(1);
}
/**
* This class outputs a paginated list of profiles self-tagged with a given tag
*
* @category Output
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Zach Copley <zach@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*
* @see Action
*/
class PeopletagAction extends Action
{
var $tag = null;
var $page = null;
/**
* For initializing members of the class.
*
* @param array $argarray misc. arguments
*
* @return boolean true
*/
function prepare($argarray)
{
parent::prepare($argarray);
$this->tag = $this->trimmed('tag');
if (!common_valid_profile_tag($this->tag)) {
$this->clientError(sprintf(_('Not a valid people tag: %s.'),
$this->tag));
return;
}
$this->page = ($this->arg('page')) ? $this->arg('page') : 1;
common_set_returnto($this->selfUrl());
return true;
}
/**
* Handler method
*
* @param array $argarray is ignored since it's now passed in in prepare()
*
* @return boolean is read only action?
*/
function handle($argarray)
{
parent::handle($argarray);
$this->showPage();
}
/**
* Whips up a query to get a list of profiles based on the provided
* people tag and page, initalizes a ProfileList widget, and displays
* it to the user.
*
* @return nothing
*/
function showContent()
{
$profile = new Profile();
$offset = ($this->page - 1) * PROFILES_PER_PAGE;
$limit = PROFILES_PER_PAGE + 1;
if (common_config('db', 'type') == 'pgsql') {
$lim = ' LIMIT ' . $limit . ' OFFSET ' . $offset;
} else {
$lim = ' LIMIT ' . $offset . ', ' . $limit;
}
// XXX: memcached this
$qry = 'SELECT profile.* ' .
'FROM profile JOIN profile_tag ' .
'ON profile.id = profile_tag.tagger ' .
'WHERE profile_tag.tagger = profile_tag.tagged ' .
"AND tag = '%s' " .
'ORDER BY profile_tag.modified DESC%s';
$profile->query(sprintf($qry, $this->tag, $lim));
$ptl = new PeopleTagList($profile, $this); // pass the ammunition
$cnt = $ptl->show();
$this->pagination($this->page > 1,
$cnt > PROFILES_PER_PAGE,
$this->page,
'peopletag',
array('tag' => $this->tag));
}
/**
* Returns the page title
*
* @return string page title
*/
function title()
{
return sprintf(_('Users self-tagged with %1$s - page %2$d'),
$this->tag, $this->page);
}
}
class PeopleTagList extends ProfileList
{
function newListItem($profile)
{
return new PeopleTagListItem($profile, $this->action);
}
}
class PeopleTagListItem extends ProfileListItem
{
function linkAttributes()
{
$aAttrs = parent::linkAttributes();
if (common_config('nofollow', 'peopletag')) {
$aAttrs['rel'] .= ' nofollow';
}
return $aAttrs;
}
function homepageAttributes()
{
$aAttrs = parent::linkAttributes();
if (common_config('nofollow', 'peopletag')) {
$aAttrs['rel'] = 'nofollow';
}
return $aAttrs;
}
}
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