some changes for host-meta

plugin.php

@@ -3,16 +3,16 @@
 Plugin Name: /.well-known/
 Plugin URI: http://notizblog.org/
 Description: This plugin enables "Well-Known URIs" support for WordPress (RFC 5785: http://tools.ietf.org/html/rfc5785).
-Version: 0.2.1.1
+Version: 0.4
 Author: Matthias Pfefferle
 Author URI: http://notizblog.org/
 */
 
 //
+add_action('admin_init', 'flush_rewrite_rules');
 add_filter('query_vars', array('WellKnownPlugin', 'queryVars'));
 add_action('parse_request', array('WellKnownPlugin', 'delegateRequest'));
 add_action('generate_rewrite_rules', array('WellKnownPlugin', 'rewriteRules'));
-register_activation_hook(__FILE__, array('WellKnownPlugin', 'activationHook'));
 
 /**
  * well-known class
@@ -28,18 +28,9 @@ class WellKnownPlugin {
    */
   function queryVars($vars) {
     $vars[] = 'well-known';
-
     return $vars;
   }
 
-  /**
-   * activation hook
-   */
-  function activationHook() {
-    global $wp_rewrite;
-    $wp_rewrite->flush_rules();
-  }
-
   /**
    * Add rewrite rules for .well-known.
    *
@@ -57,23 +48,9 @@ function rewriteRules($wp_rewrite) {
    * delegates the request to the matching (registered) class
    */
   function delegateRequest() {
-    global $wp_query, $wp;
-
-    $wellKnown = array();
-    $wellKnown = apply_filters('well-known', $wellKnown);
-
-    $queryVars = $wp->query_vars;
-
-    if( array_key_exists('well-known', $queryVars) ) {
-      if (array_key_exists($queryVars['well-known'], $wellKnown)) {
-        $remoteFunction = $wellKnown[$queryVars['well-known']];
-
-        call_user_func($remoteFunction);
-      } else {
-        header("HTTP/1.1 404 Not Found");
-        echo "there is no such uri: /.well-known/".$queryVars['well-known'];
-      }
-
+    global $wp;
+    if( isset($wp->query_vars['well-known']) ) {
+      do_action("well-known", $wp->query_vars);
       exit;
     }
   }

readme.txt

@@ -2,9 +2,9 @@
 Contributors: Matthias Pfefferle
 Donate link: http://www.14101978.de
 Tags: OpenID, XRD, well-known, XML, Discovery
-Requires at least: 2.7
-Tested up to: 2.9.9
-Stable tag: 0.2.1.1
+Requires at least: 3.2
+Tested up to: 3.2.9
+Stable tag: 0.3
 
 This plugin enables "Well-Known URIs" support for WordPress (RFC 5785: http://tools.ietf.org/html/rfc5785).
 
@@ -37,6 +37,10 @@ From the RFC:
 
 == Changelog ==
 
+= 0.4 =
+* some improvements for host-meta (jrd)
+= 0.3 =
+* adding well-known uris a bit more wordpress-like
 = 0.2.1.1 =
 * Ooops, copy&paste bug
 = 0.2.1 =
@@ -60,23 +64,21 @@ From the RFC:
 Set a callback for an URI (/.well-known/robots.txt)
 
 
-`add_filter('well-known', array('RobotsTxt', 'robotsUri'));
-function robotsUri($wellKnown) {
-  return $wellKnown[] = array('robots.txt' => array('RobotsTxt', 'printHostMeta'));
-}`
+`add_action('well-known', 'robots_txt');`
 
 
 Print robots.txt:
 
 
-`function printHostMeta() {
-  header('Content-Type: text/plain; charset=' . get_option('blog_charset'), true);
-  echo "User-agent: *";
-  echo "Allow: /";
+`function robots_txt($query) {
+  if ($query == "robots.txt") {
+    header('Content-Type: text/plain; charset=' . get_option('blog_charset'), true);
+    echo "User-agent: *";
+    echo "Allow: /";
+  }
 }`
 
 = Is there an implementation where I can write off? =
 
-
 Yes, you can find an example plugin, which defines a well-known-uri,
 here: http://wordpress.org/extend/plugins/host-meta/