gnu-social/actions/apigrouplistall.php
Alexei Sorokin 9d87c37ac1 [DATABASE] Consistently use the "LIMIT $limit OFFSET $offset" syntax
The "LIMIT $offset, $limit" syntax is only supported by MySQL and MariaDB.
2021-07-16 19:44:35 +01:00

197 lines
5.4 KiB
PHP

<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
/**
* Show the newest groups
*
* @category API
* @package GNUsocial
* @author Craig Andrews <candrews@integralblue.com>
* @author Evan Prodromou <evan@status.net>
* @author Jeffery To <jeffery.to@gmail.com>
* @author Zach Copley <zach@status.net>
* @copyright 2009 StatusNet, Inc.
* @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
defined('GNUSOCIAL') || die();
/**
* Returns of the lastest 20 groups for the site
*
* @copyright 2009 StatusNet, Inc.
* @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
class ApiGroupListAllAction extends ApiPrivateAuthAction
{
public $groups = null;
/**
* Take arguments for running
*
* @param array $args $_REQUEST args
*
* @return boolean success flag
*/
public function prepare(array $args = [])
{
parent::prepare($args);
$this->user = $this->getTargetUser(null);
$this->groups = $this->getGroups();
return true;
}
/**
* Handle the request
*
* Show the user's groups
*
* @param array $args $_REQUEST data (unused)
*
* @return void
*/
public function handle()
{
parent::handle();
$sitename = common_config('site', 'name');
// TRANS: Message is used as a title when listing the lastest 20 groups. %s is a site name.
$title = sprintf(_("%s groups"), $sitename);
$taguribase = TagURI::base();
$id = "tag:$taguribase:Groups";
$link = common_local_url('groups');
// TRANS: Message is used as a subtitle when listing the latest 20 groups. %s is a site name.
$subtitle = sprintf(_("groups on %s"), $sitename);
switch ($this->format) {
case 'xml':
$this->showXmlGroups($this->groups);
break;
case 'rss':
$this->showRssGroups($this->groups, $title, $link, $subtitle);
break;
case 'atom':
$selfuri = common_root_url() .
'api/statusnet/groups/list_all.atom';
$this->showAtomGroups(
$this->groups,
$title,
$id,
$link,
$subtitle,
$selfuri
);
break;
case 'json':
$this->showJsonGroups($this->groups);
break;
default:
$this->clientError(
// TRANS: Client error displayed when coming across a non-supported API method.
_('API method not found.'),
404,
$this->format
);
break;
}
}
/**
* Get groups
*
* @return array groups
*/
public function getGroups()
{
$group = new User_group();
$offset = intval($this->page - 1) * intval($this->count);
$limit = intval($this->count);
$group->query(
'SELECT user_group.* '.
'FROM user_group INNER JOIN local_group ' .
'ON user_group.id = local_group.group_id '.
'ORDER BY created DESC ' .
'LIMIT ' . $limit . ' OFFSET ' . $offset
);
$groups = array();
while ($group->fetch()) {
$groups[] = clone($group);
}
return $groups;
}
/**
* Is this action read only?
*
* @param array $args other arguments
*
* @return boolean true
*/
public function isReadOnly($args)
{
return true;
}
/**
* When was this feed last modified?
*
* @return string datestamp of the site's latest group
*/
public function lastModified()
{
if (!empty($this->groups) && (count($this->groups) > 0)) {
return strtotime($this->groups[0]->created);
}
return null;
}
/**
* An entity tag for this list of groups
*
* Returns an Etag based on the action name, language, and
* timestamps of the first and last group the user has joined
*
* @return string etag
*/
public function etag()
{
if (!empty($this->groups) && (count($this->groups) > 0)) {
$last = count($this->groups) - 1;
return '"' . implode(
':',
array($this->arg('action'),
common_user_cache_hash($this->auth_user),
common_language(),
strtotime($this->groups[0]->created),
strtotime($this->groups[$last]->created))
)
. '"';
}
return null;
}
}