Ticket #18465: noindex.patch

wp-includes/functions.php

@@ -1134 +1134 @@
         } else {
                 $site_url = parse_url( site_url() );
                 $path = ( !empty( $site_url['path'] ) ) ? $site_url['path'] : '';
-                $output .= "Disallow: $path/wp-admin/\n";
                 $output .= "Disallow: $path/wp-includes/\n";
         }
 
@@ -3528 +3527 @@
 }
 
 /**
+ * Send a HTTP header to prevent indexation of opened URL by search engines that support it.
+ *
+ * @link http://googleblog.blogspot.com/2007/07/robots-exclusion-protocol-now-with-even.html
+ *
+ * @since 3.3.0
+ * @return none
+ */
+function send_noindex_header() {
+        @header("X-Robots-Tag: noindex");
+}
+
+/**
  * Returns a MySQL expression for selecting the week number based on the start_of_week option.
  *
  * @internal

wp-admin/admin-ajax.php

@@ -14 +14 @@
 define('DOING_AJAX', true);
 define('WP_ADMIN', true);
 
+send_noindex_header();
+
 if ( ! isset( $_REQUEST['action'] ) )
         die('-1');
 

wp-admin/admin.php

@@ -66 +66 @@
 auth_redirect();
 
 nocache_headers();
+send_noindex_header();
 
 // Schedule trash collection
 if ( !wp_next_scheduled('wp_scheduled_delete') && !defined('WP_INSTALLING') )