plugins/OStatus/actions/xrd.php

   1 <?php
   2 /*
   3  * StatusNet - the distributed open-source microblogging tool
   4  * Copyright (C) 2010, StatusNet, Inc.
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU Affero General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 /**
  21  * @package OStatusPlugin
  22  * @maintainer James Walker <james@status.net>
  23  */
  24
  25 if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
  26
  27 class XrdAction extends Action
  28 {
  29
  30     public $uri;
  31
  32     function prepare($args)
  33     {
  34         parent::prepare($args);
  35
  36         $this->uri = $this->trimmed('uri');
  37
  38         return true;
  39     }
  40
  41     function handle()
  42     {
  43         $acct = Discovery::normalize($this->uri);
  44
  45         $xrd = new XRD();
  46
  47         list($nick, $domain) = explode('@', substr(urldecode($acct), 5));
  48         $nick = common_canonical_nickname($nick);
  49
  50         $this->user = User::staticGet('nickname', $nick);
  51         if (!$this->user) {
  52             $this->clientError(_('No such user.'), 404);
  53             return false;
  54         }
  55
  56         $xrd->subject = $this->uri;
  57         $xrd->alias[] = common_profile_url($nick);
  58         $xrd->links[] = array('rel' => Discovery::PROFILEPAGE,
  59                               'type' => 'text/html',
  60                               'href' => common_profile_url($nick));
  61
  62         $xrd->links[] = array('rel' => Discovery::UPDATESFROM,
  63                               'href' => common_local_url('ApiTimelineUser',
  64                                                          array('id' => $this->user->id,
  65                                                                'format' => 'atom')),
  66                               'type' => 'application/atom+xml');
  67
  68         // hCard
  69         $xrd->links[] = array('rel' => Discovery::HCARD,
  70                               'type' => 'text/html',
  71                               'href' => common_local_url('hcard', array('nickname' => $nick)));
  72
  73         // XFN
  74         $xrd->links[] = array('rel' => 'http://gmpg.org/xfn/11',
  75                               'type' => 'text/html',
  76                               'href' => common_profile_url($nick));
  77         // FOAF
  78         $xrd->links[] = array('rel' => 'describedby',
  79                               'type' => 'application/rdf+xml',
  80                               'href' => common_local_url('foaf',
  81                                                          array('nickname' => $nick)));
  82
  83         // Salmon
  84         $salmon_url = common_local_url('usersalmon',
  85                                        array('id' => $this->user->id));
  86
  87         $xrd->links[] = array('rel' => Salmon::NS_REPLIES,
  88                               'href' => $salmon_url);
  89
  90         $xrd->links[] = array('rel' => Salmon::NS_MENTIONS,
  91                               'href' => $salmon_url);
  92
  93         // Get this user's keypair
  94         $magickey = Magicsig::staticGet('user_id', $this->user->id);
  95         if (!$magickey) {
  96             // No keypair yet, let's generate one.
  97             $magickey = new Magicsig();
  98             $magickey->generate($this->user->id);
  99         }
 100
 101         $xrd->links[] = array('rel' => Magicsig::PUBLICKEYREL,
 102                               'href' => 'data:application/magic-public-key;'. $magickey->toString(false));
 103
 104         // TODO - finalize where the redirect should go on the publisher
 105         $url = common_local_url('ostatussub') . '?profile={uri}';
 106         $xrd->links[] = array('rel' => 'http://ostatus.org/schema/1.0/subscribe',
 107                               'template' => $url );
 108
 109         header('Content-type: text/xml');
 110         print $xrd->toXML();
 111     }
 112
 113 }