From 59a7d78acb09c92622814d55c14e266f8f460fdf Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@status.net>
Date: Sun, 24 Oct 2010 23:43:26 -0400
Subject: [PATCH] Atom Service Document

---
 actions/apiatomservice.php | 100 +++++++++++++++++++++++++++++++++++++
 actions/rsd.php            |  14 ++++++
 lib/router.php             |   7 +++
 3 files changed, 121 insertions(+)
 create mode 100644 actions/apiatomservice.php

diff --git a/actions/apiatomservice.php b/actions/apiatomservice.php
new file mode 100644
index 0000000000..fb9d6aee82
--- /dev/null
+++ b/actions/apiatomservice.php
@@ -0,0 +1,100 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * An AtomPub service document for a user
+ *
+ * PHP version 5
+ *
+ * LICENCE: 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  API
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
+ * @link      http://status.net/
+ */
+
+require_once INSTALLDIR.'/lib/apibareauth.php';
+
+/**
+ * Shows an AtomPub service document for a user
+ *
+ * @category  API
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
+ * @link      http://status.net/
+ */
+
+class ApiAtomServiceAction extends ApiBareAuthAction
+{
+    /**
+     * Take arguments for running
+     *
+     * @param array $args $_REQUEST args
+     *
+     * @return boolean success flag
+     *
+     */
+
+    function prepare($args)
+    {
+        parent::prepare($args);
+        $this->user = $this->getTargetUser($this->arg('id'));
+
+        if (empty($this->user)) {
+            $this->clientError(_('No such user.'), 404, $this->format);
+            return;
+        }
+
+        return true;
+    }
+
+    /**
+     * Handle the arguments. In our case, show a service document.
+     *
+     * @param Array $args unused.
+     *
+     * @return void
+     */
+
+    function handle($args)
+    {
+        parent::handle($args);
+
+        header('Content-Type: application/atomsvc+xml');
+
+        $this->startXML();
+        $this->elementStart('service', array('xmlns' => 'http://www.w3.org/2007/app',
+                                             'xmlns:atom' => 'http://www.w3.org/2005/Atom'));
+        $this->elementStart('workspace');
+        $this->element('atom:title', null, _('Main'));
+        $this->elementStart('collection',
+                            array('href' => common_local_url('ApiTimelineUser',
+                                                             array('id' => $this->user->id,
+                                                                   'format' => 'atom'))));
+        $this->element('atom:title',
+                       null,
+                       sprintf(_("%s timeline"),
+                               $this->user->nickname));
+        $this->element('accept', null, 'application/atom+xml;type=entry');
+        $this->elementEnd('collection');
+        $this->elementEnd('workspace');
+        $this->elementEnd('service');
+        $this->endXML();
+    }
+}
diff --git a/actions/rsd.php b/actions/rsd.php
index f88bf2e9a8..e02c85c41b 100644
--- a/actions/rsd.php
+++ b/actions/rsd.php
@@ -162,6 +162,20 @@ class RsdAction extends Action
                            'true');
             $this->elementEnd('settings');
             $this->elementEnd('api');
+
+            // Atom API
+
+            if (empty($this->user)) {
+                $service = common_local_url('ApiAtomService');
+            } else {
+                $service = common_local_url('ApiAtomService', array('id' => $this->user->nickname));
+            }
+
+            $this->element('api', array('name' => 'Atom',
+                                        'preferred' => 'false',
+                                        'apiLink' => $service,
+                                        'blogID' => $blogID));
+
             Event::handle('EndRsdListApis', array($this, $this->user));
         }
         $this->elementEnd('apis');
diff --git a/lib/router.php b/lib/router.php
index 834445f09b..c0f3bf31d7 100644
--- a/lib/router.php
+++ b/lib/router.php
@@ -686,6 +686,13 @@ class Router
             $m->connect('api/oauth/authorize',
                         array('action' => 'ApiOauthAuthorize'));
 
+            $m->connect('api/statusnet/app/service/:id.xml',
+                        array('action' => 'ApiAtomService',
+                              'id' => '[a-zA-Z0-9]+'));
+
+            $m->connect('api/statusnet/app/service.xml',
+                        array('action' => 'ApiAtomService'));
+
             // Admin
 
             $m->connect('admin/site', array('action' => 'siteadminpanel'));