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FOAF for Groups.

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This commit is contained in:
Toby Inkster 2009-09-30 13:12:17 +01:00 committed by Craig Andrews
parent a57783de02
commit c5be2962ad
3 changed files with 183 additions and 1 deletions
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173
actions/foafgroup.php Normal file
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@ -0,0 +1,173 @@
<?php
/*
* StatusNet the distributed open-source microblogging tool
* Copyright (C) 2008, 2009, StatusNet, 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/>.
*
* @category Mail
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Toby Inkster <mail@tobyinkster.co.uk>
* @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); }
class FoafGroupAction extends Action
{
function isReadOnly($args)
{
return true;
}
function prepare($args)
{
parent::prepare($args);
$nickname_arg = $this->arg('nickname');
if (empty($nickname_arg)) {
$this->clientError(_('No such group.'), 404);
return false;
}
$this->nickname = common_canonical_nickname($nickname_arg);
// Permanent redirect on non-canonical nickname
if ($nickname_arg != $this->nickname) {
common_redirect(common_local_url('foafgroup',
array('nickname' => $this->nickname)),
301);
return false;
}
$this->group = User_group::staticGet('nickname', $this->nickname);
if (!$this->group) {
$this->clientError(_('No such group.'), 404);
return false;
}
common_set_returnto($this->selfUrl());
return true;
}
function handle($args)
{
parent::handle($args);
header('Content-Type: application/rdf+xml');
$this->startXML();
$this->elementStart('rdf:RDF', array('xmlns:rdf' =>
'http://www.w3.org/1999/02/22-rdf-syntax-ns#',
'xmlns:dcterms' =>
'http://purl.org/dc/terms/',
'xmlns:sioc' =>
'http://rdfs.org/sioc/ns#',
'xmlns:foaf' =>
'http://xmlns.com/foaf/0.1/',
'xmlns:statusnet' =>
'http://status.net/ont/',
'xmlns' => 'http://xmlns.com/foaf/0.1/'));
$this->showPpd(common_local_url('foafgroup', array('nickname' => $this->nickname)), $this->group->permalink());
$this->elementStart('Group', array('rdf:about' =>
$this->group->permalink()));
if ($this->group->fullname) {
$this->element('name', null, $this->group->fullname);
}
if ($this->group->description) {
$this->element('dcterms:description', null, $this->group->description);
}
if ($this->group->nickname) {
$this->element('dcterms:identifier', null, $this->group->nickname);
$this->element('nick', null, $this->group->nickname);
}
foreach ($this->group->getAliases() as $alias) {
$this->element('nick', null, $alias);
}
if ($this->group->homeUrl()) {
$this->element('weblog', array('rdf:resource' => $this->group->homeUrl()));
}
if ($this->group->homepage) {
$this->element('page', array('rdf:resource' => $this->group->homepage));
}
if ($this->group->homepage_logo) {
$this->element('depiction', array('rdf:resource' => $this->group->homepage_logo));
}
$members = $this->group->getMembers();
$member_details = array();
while ($members->fetch()) {
$member_uri = common_local_url('userbyid', array('id'=>$members->id));
$member_details[$member_uri] = array(
'nickname' => $members->nickname
);
$this->element('member', array('rdf:resource' => $member_uri));
}
$admins = $this->group->getAdmins();
while ($admins->fetch()) {
$admin_uri = common_local_url('userbyid', array('id'=>$admins->id));
$member_details[$admin_uri]['is_admin'] = true;
$this->element('statusnet:groupAdmin', array('rdf:resource' => $admin_uri));
}
$this->elementEnd('Group');
ksort($member_details);
foreach ($member_details as $uri => $details) {
if ($details['is_admin'])
{
$this->elementStart('Agent', array('rdf:about' => $uri));
$this->element('nick', null, $details['nickname']);
$this->elementStart('holdsAccount');
$this->elementStart('sioc:User', array('rdf:about'=>$uri.'#acct'));
$this->elementStart('sioc:has_function');
$this->elementStart('statusnet:GroupAdminRole');
$this->element('sioc:scope', array('rdf:resource' => $this->group->permalink()));
$this->elementEnd('statusnet:GroupAdminRole');
$this->elementEnd('sioc:has_function');
$this->elementEnd('sioc:User');
$this->elementEnd('holdsAccount');
$this->elementEnd('Agent');
}
else
{
$this->element('Agent', array(
'foaf:nick' => $details['nickname'],
'rdf:about' => $uri,
));
}
}
$this->elementEnd('rdf:RDF');
$this->endXML();
}
function showPpd($foaf_url, $person_uri)
{
$this->elementStart('Document', array('rdf:about' => $foaf_url));
$this->element('primaryTopic', array('rdf:resource' => $person_uri));
$this->elementEnd('Document');
}
}

5
actions/showgroup.php
View File

@ -345,6 +345,11 @@ class ShowgroupAction extends GroupDesignAction
'method' => 'timeline',
'argument' => $this->group->nickname.'.atom')),
sprintf(_('Notice feed for %s group (Atom)'),
$this->group->nickname)),
new Feed(Feed::FOAF,
common_local_url('foafgroup',
array('nickname' => $this->group->nickname)),
sprintf(_('FOAF for %s group'),
$this->group->nickname)));
}

4
lib/router.php
View File

@ -241,6 +241,10 @@ class Router
array('nickname' => '[a-zA-Z0-9]+'));
}
$m->connect('group/:nickname/foaf',
array('action' => 'foafgroup'),
array('nickname' => '[a-zA-Z0-9]+'));
$m->connect('group/:nickname/blocked',
array('action' => 'blockedfromgroup'),
array('nickname' => '[a-zA-Z0-9]+'));