support for host-meta file

php/federator/api/wellknown.php

@@ -37,6 +37,19 @@ class WellKnown implements APIInterface
         $this->main = $main;
     }
 
+    /**
+     * return host-meta information
+     *
+     * @return true
+     */
+    private function hostMeta()
+    {
+        $data = [
+          'fqdn' => $_SERVER['SERVER_NAME']
+        ];
+        $this->response = $this->main->renderTemplate('host-meta.xml', $data);
+        return true;
+    }
     /**
      * run given url path
      *
@@ -56,6 +69,8 @@ class WellKnown implements APIInterface
                             return $ni->exec($paths);
                         }
                         switch ($paths[1]) {
+                            case 'host-meta':
+                                return $this->hostMeta();
                             case 'nodeinfo':
                                 $ni = new WellKnown\NodeInfo($this, $this->main);
                                 return $ni->exec($paths);

templates/federator/host-meta.xml

@@ -0,0 +1,4 @@
+version="1.0" encoding="UTF-8"?>
+<XRD xmlns="http://docs.oasis-open.org/ns/xri/xrd-1.0">
+  <Link rel="lrdd" template="https://{$fqdn}/.well-known/webfinger?resource={ldelim}uri{rdelim}"/>
+</XRD>