don't allow export formats in Google index FS#1219

darcs-hash:20070809212728-7ad00-485593f2658fa217f1b70b72d60dd4ef0f59b0c3.gz

inc/actions.php

@@ -356,6 +356,9 @@ function act_export($act){
   global $ID;
   global $REV;
 
+  // search engines: never cache exported docs! (Google only currently)
+  header('X-Robots-Tag: noindex');
+
   // no renderer for this
   if($act == 'export_raw'){
     header('Content-Type: text/plain; charset=utf-8');