lib/xrdaction.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')) {
  26     exit(1);
  27 }
  28
  29 class XrdAction extends Action
  30 {
  31     public $uri;
  32
  33     public $user;
  34
  35     public $xrd;
  36
  37     function handle()
  38     {
  39         $nick    = $this->user->nickname;
  40         $profile = $this->user->getProfile();
  41
  42         if (empty($this->xrd)) {
  43             $xrd = new XRD();
  44         } else {
  45             $xrd = $this->xrd;
  46         }
  47
  48         if (empty($xrd->subject)) {
  49             $xrd->subject = Discovery::normalize($this->uri);
  50         }
  51
  52         if (Event::handle('StartXrdActionAliases', array(&$xrd, $this->user))) {
  53
  54             // Possible aliases for the user
  55
  56             $uris = array($this->user->uri, $profile->profileurl);
  57
  58             // FIXME: Webfinger generation code should live somewhere on its own
  59
  60             $path = common_config('site', 'path');
  61
  62             if (empty($path)) {
  63                 $uris[] = sprintf('acct:%s@%s', $nick, common_config('site', 'server'));
  64             }
  65
  66             foreach ($uris as $uri) {
  67                 if ($uri != $xrd->subject) {
  68                     $xrd->alias[] = $uri;
  69                 }
  70             }
  71
  72             Event::handle('EndXrdActionAliases', array(&$xrd, $this->user));
  73         }
  74
  75         if (Event::handle('StartXrdActionLinks', array(&$xrd, $this->user))) {
  76
  77             $xrd->links[] = array('rel' => Discovery::PROFILEPAGE,
  78                                   'type' => 'text/html',
  79                                   'href' => $profile->profileurl);
  80
  81             // hCard
  82             $xrd->links[] = array('rel' => Discovery::HCARD,
  83                                   'type' => 'text/html',
  84                                   'href' => common_local_url('hcard', array('nickname' => $nick)));
  85
  86             // XFN
  87             $xrd->links[] = array('rel' => 'http://gmpg.org/xfn/11',
  88                                   'type' => 'text/html',
  89                                   'href' => $profile->profileurl);
  90             // FOAF
  91             $xrd->links[] = array('rel' => 'describedby',
  92                                   'type' => 'application/rdf+xml',
  93                                   'href' => common_local_url('foaf',
  94                                                              array('nickname' => $nick)));
  95
  96             $xrd->links[] = array('rel' => Discovery::UPDATESFROM,
  97                                   'href' => common_local_url('ApiTimelineUser',
  98                                                              array('id' => $this->user->id,
  99                                                                    'format' => 'atom')),
 100                                   'type' => 'application/atom+xml');
 101
 102             Event::handle('EndXrdActionLinks', array(&$xrd, $this->user));
 103         }
 104
 105
 106         header('Content-type: application/xrd+xml');
 107         print $xrd->toXML();
 108     }
 109 }