From 8d54809c3561bf56afcdb401ef3c009e9a180cbc Mon Sep 17 00:00:00 2001
From: Craig Andrews <candrews@integralblue.com>
Date: Sun, 5 Sep 2010 17:43:29 -0400
Subject: [PATCH] move xrd and hostmeta out of the OStatus plugin and into core
 add event for setting up hostmeta, and use them in the OStatus plugin

---
 EVENTS.txt                                    |  8 ++++++-
 .../OStatus/actions => actions}/hostmeta.php  | 23 ++++++++++++++-----
 index.php                                     |  2 +-
 lib/router.php                                |  2 ++
 {plugins/OStatus/lib => lib}/xrd.php          |  0
 plugins/OStatus/OStatusPlugin.php             | 10 ++++++--
 6 files changed, 35 insertions(+), 10 deletions(-)
 rename {plugins/OStatus/actions => actions}/hostmeta.php (75%)
 rename {plugins/OStatus/lib => lib}/xrd.php (100%)

diff --git a/EVENTS.txt b/EVENTS.txt
index 17e7d62b60..8b7448d675 100644
--- a/EVENTS.txt
+++ b/EVENTS.txt
@@ -551,6 +551,12 @@ EndPublicXRDS: End XRDS output (right before the closing XRDS tag)
 - $action: the current action
 - &$xrdsoutputter - XRDSOutputter object to write to
 
+StartHostMetaLinks: Start /.well-known/host-meta links
+- &links: array containing the links elements to be written
+
+EndHostMetaLinks: End /.well-known/host-meta links
+- &links: array containing the links elements to be written
+
 StartCheckPassword: Check a username/password
 - $nickname: The nickname to check
 - $password: The password to check
@@ -1095,4 +1101,4 @@ StartShowPageTitle: when beginning to show the page title <h1>
 - $action: action being shown
 
 EndShowPageTitle: when done showing the page title <h1>
-- $action: action being shown
\ No newline at end of file
+- $action: action being shown
diff --git a/plugins/OStatus/actions/hostmeta.php b/actions/hostmeta.php
similarity index 75%
rename from plugins/OStatus/actions/hostmeta.php
rename to actions/hostmeta.php
index 8ca07f9165..be73665f29 100644
--- a/plugins/OStatus/actions/hostmeta.php
+++ b/actions/hostmeta.php
@@ -18,8 +18,10 @@
  */
 
 /**
- * @package OStatusPlugin
+ * @category Action
+ * @package  StatusNet
  * @maintainer James Walker <james@status.net>
+ * @author   Craig Andrews <candrews@integralblue.com>
  */
 
 if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
@@ -27,19 +29,28 @@ if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
 class HostMetaAction extends Action
 {
 
+    /**
+     * Is read only?
+     *
+     * @return boolean true
+     */
+    function isReadOnly()
+    {
+        return true;
+    }
+
     function handle()
     {
         parent::handle();
 
         $domain = common_config('site', 'server');
-        $url = common_local_url('userxrd');
-        $url.= '?uri={uri}';
 
         $xrd = new XRD();
         $xrd->host = $domain;
-        $xrd->links[] = array('rel' => Discovery::LRDD_REL,
-                              'template' => $url,
-                              'title' => array('Resource Descriptor'));
+
+        if(Event::handle('StartHostMetaLinks', array(&$xrd->links))) {
+            Event::handle('EndHostMetaLinks', array(&$xrd->links));
+        }
 
         header('Content-type: application/xrd+xml');
         print $xrd->toXML();
diff --git a/index.php b/index.php
index 3efe5c8e49..21e222e3b8 100644
--- a/index.php
+++ b/index.php
@@ -204,7 +204,7 @@ function checkMirror($action_obj, $args)
 
 function isLoginAction($action)
 {
-    static $loginActions =  array('login', 'recoverpassword', 'api', 'doc', 'register', 'publicxrds', 'otp', 'opensearch', 'rsd');
+    static $loginActions =  array('login', 'recoverpassword', 'api', 'doc', 'register', 'publicxrds', 'otp', 'opensearch', 'rsd', 'hostmeta');
 
     $login = null;
 
diff --git a/lib/router.php b/lib/router.php
index ca3c2e880c..86dd116c8d 100644
--- a/lib/router.php
+++ b/lib/router.php
@@ -151,6 +151,8 @@ class Router
 
             $m->connect('main/xrds',
                         array('action' => 'publicxrds'));
+            $m->connect('.well-known/host-meta',
+                        array('action' => 'hostmeta'));
 
             // these take a code
 
diff --git a/plugins/OStatus/lib/xrd.php b/lib/xrd.php
similarity index 100%
rename from plugins/OStatus/lib/xrd.php
rename to lib/xrd.php
diff --git a/plugins/OStatus/OStatusPlugin.php b/plugins/OStatus/OStatusPlugin.php
index 77bc9872b4..dd15099542 100644
--- a/plugins/OStatus/OStatusPlugin.php
+++ b/plugins/OStatus/OStatusPlugin.php
@@ -50,8 +50,6 @@ class OStatusPlugin extends Plugin
     function onRouterInitialized($m)
     {
         // Discovery actions
-        $m->connect('.well-known/host-meta',
-                    array('action' => 'hostmeta'));
         $m->connect('main/xrd',
                     array('action' => 'userxrd'));
         $m->connect('main/ownerxrd',
@@ -1012,4 +1010,12 @@ class OStatusPlugin extends Plugin
 
         return true;
     }
+
+    function onStartHostMetaLinks(&$links) {
+        $url = common_local_url('userxrd');
+        $url.= '?uri={uri}';
+        $links[] = array('rel' => Discovery::LRDD_REL,
+                              'template' => $url,
+                              'title' => array('Resource Descriptor'));
+    }
 }