(* COCANWIKI - a wiki written in Objective CAML.
 * Written by Richard W.M. Jones <rich@merjis.com>.
 * Copyright (C) 2004 Merjis Ltd.
 * $Id: edit_host_css_form.ml,v 1.5 2006/12/06 09:46:57 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
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *)

open Apache
open Registry
open Cgi
open Printf

open Cocanwiki
open Cocanwiki_template

type stylesheet = Global | Ie6_fixes | Ie7_fixes
let string_of_stylesheet = function
  | Global -> "global"
  | Ie6_fixes -> "ie6_fixes"
  | Ie7_fixes -> "ie7_fixes"
let stylesheet_of_string = function
  | "global" -> Global
  | "ie6_fixes" -> Ie6_fixes
  | "ie7_fixes" -> Ie7_fixes
  | str -> failwith ("stylesheet_of_string: unknown stylesheet: " ^ str)

let run r (q : cgi) dbh hostid _ _ =
  let template = get_template r dbh hostid "edit_host_css_form.html" in

  (* Which stylesheet to edit? *)
  let css = if q#param_exists "css" then q#param "css" else "global" in
  let css = stylesheet_of_string css in

  let content =
    match css with
    | Global ->
	PGSQL(dbh) "select css from hosts where id = $hostid"
    | Ie6_fixes ->
	PGSQL(dbh) "select ie6_fixes_css from hosts where id = $hostid"
    | Ie7_fixes ->
	PGSQL(dbh) "select ie7_fixes_css from hosts where id = $hostid" in
  let content =
    match content with
    | [Some c] -> c
    | _ -> "" in

  template#set "css" (string_of_stylesheet css);
  template#set "content" content;

  q#template template

let () =
  register_script ~restrict:[CanEditGlobalCSS] run