discovery piece - hand merged :P

1 files changed, 128 insertions, 0 deletions

diff --git a/plugins/OStatus/actions/ostatusinit.php b/plugins/OStatus/actions/ostatusinit.php
new file mode 100644
index 000000000..bac2c4d43
--- /dev/null
+++ b/plugins/OStatus/actions/ostatusinit.php
@@ -0,0 +1,128 @@
+<?php
+/*
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2010, 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/>.
+ */
+
+/**
+ * @package OStatusPlugin
+ * @maintainer James Walker <james@status.net>
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
+
+
+class OStatusInitAction extends Action
+{
+
+    var $nickname;
+    var $acct;
+    var $err;
+
+    function prepare($args)
+    {
+        parent::prepare($args);
+
+        if (common_logged_in()) {
+            $this->clientError(_('You can use the local subscription!'));
+            return false;
+        }
+
+        $this->nickname    = $this->trimmed('nickname');
+        $this->acct = $this->trimmed('acct');
+
+        return true;
+    }
+    
+    function handle($args)
+    {
+        parent::handle($args);
+
+        if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+            /* Use a session token for CSRF protection. */
+            $token = $this->trimmed('token');
+            if (!$token || $token != common_session_token()) {
+                $this->showForm(_('There was a problem with your session token. '.
+                                  'Try again, please.'));
+                return;
+            }
+            $this->ostatusConnect();
+        } else {
+            $this->showForm();
+        }
+    }
+    
+    function showForm($err = null)
+    {
+      $this->err = $err;
+      $this->showPage();
+
+    }
+
+    function showContent()
+    {
+        $this->elementStart('form', array('id' => 'form_ostatus_connect',
+                                          'method' => 'post',
+                                          'class' => 'form_settings',
+                                          'action' => common_local_url('ostatusinit')));
+        $this->elementStart('fieldset');
+        $this->element('legend', _('Subscribe to a remote user'));
+        $this->hidden('token', common_session_token());
+
+        $this->elementStart('ul', 'form_data');
+        $this->elementStart('li');
+        $this->input('nickname', _('User nickname'), $this->nickname,
+                     _('Nickname of the user you want to follow'));
+        $this->elementEnd('li');
+        $this->elementStart('li');
+        $this->input('acct', _('Profile Account'), $this->acct,
+                     _('Your account id (i.e. user@identi.ca)'));
+        $this->elementEnd('li');
+        $this->elementEnd('ul');
+        $this->submit('submit', _('Subscribe'));
+        $this->elementEnd('fieldset');
+        $this->elementEnd('form');
+    }        
+
+    function ostatusConnect()
+    {
+      $w = new Webfinger;
+
+      $result = $w->lookup($this->acct);
+      foreach ($result->links as $link) {
+          if ($link['rel'] == 'http://ostatus.org/schema/1.0/subscribe') {
+              // We found a URL - let's redirect!
+
+              $user = User::staticGet('nickname', $this->nickname);
+
+              $feed_url = common_local_url('ApiTimelineUser',
+                                           array('id' => $user->id,
+                                                 'format' => 'atom'));
+              $url = $w->applyTemplate($link['template'], $feed_url);
+
+              common_redirect($url, 303);
+          }
+
+      }
+      
+    }
+    
+    function title()
+    {
+      return _('OStatus Connect');  
+    }
+  
+}
\ No newline at end of file