(* COCANWIKI - a wiki written in Objective CAML.
 * Written by Richard W.M. Jones <rich@merjis.com>.
 * Copyright (C) 2004 Merjis Ltd.
 * $Id: delete_macro.ml,v 1.1 2006/07/26 16:26:43 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_ok

let run r (q : cgi) dbh hostid { hostname = hostname } _ =
  (* Cancel? *)
  if q#param_true "cancel" then
    q#redirect ("http://" ^ hostname ^ "/_bin/edit_macros.cmo");

  (* We can delete multiple macros from this script, which is
   * quite unusual.
   *)
  let names = q#param_all "name" in
  if names = [] then
    q#redirect ("http://" ^ hostname ^ "/_bin/edit_macros.cmo");

  (* Delete them. *)
  PGSQL(dbh) "delete from macros where hostid = $hostid and name in $@names";

  (* Finish off. *)
  PGOCaml.commit dbh;

  ok ~title:"Macro deleted" ~buttons:[ok_button "/_bin/edit_macros.cmo"]
    dbh hostid q "That macro was deleted."

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