Asynchronous updates.

[cocanwiki.git] / scripts / preview.ml

diff --git a/scripts/preview.ml b/scripts/preview.ml
index 6fd0a2b..df0da8d 100644 (file)
--- a/scripts/preview.ml
+++ b/scripts/preview.ml
@@ -1,7 +1,7 @@
 (* COCANWIKI - a wiki written in Objective CAML.
  * Written by Richard W.M. Jones <rich@merjis.com>.
  * Copyright (C) 2004 Merjis Ltd.
- * $Id: preview.ml,v 1.5 2004/10/04 15:19:56 rich Exp $
+ * $Id: preview.ml,v 1.7 2004/12/20 11:57:28 rich Exp $
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -29,12 +29,18 @@ open Printf
 
 open Cocanwiki
 
+(* This script is called very frequently indeed during editing.  It should
+ * therefore be as short and fast as possible.  There is a case for
+ * special-casing the register_script code to avoid doing as much
+ * start-up SQL as possible.
+ *)
+
 let run r (q : cgi) (dbh : Dbi.connection) hostid _ _ =
   let content = q#param "content" in
   let xhtml = Wikilib.xhtml_of_content dbh hostid content in
 
   q#header ~content_type:"text/html; charset=utf-8" ();
-  print_string r xhtml
+  ignore (print_string r xhtml)
 
 let () =
   register_script ~restrict:[CanView] run