(* COCANWIKI - a wiki written in Objective CAML.
 * Written by Richard W.M. Jones <rich@merjis.com>.
 * Copyright (C) 2004 Merjis Ltd.
 * $Id: delete_contact_form.ml,v 1.2 2004/09/23 11:56:47 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

let run r (q : cgi) (dbh : Dbi.connection) hostid { hostname = hostname } _ =
  let template = get_template dbh hostid "delete_contact_form.html" in

  (* We can delete multiple contact forms from this script, which is
   * quite unusual.
   *)
  let ids = List.map int_of_string (q#param_all "delete") in
  if ids = [] then (
    q#redirect ("http://" ^ hostname ^ "/_bin/contacts.cmo");
    return ()
  );

  let qs = Dbi.placeholders (List.length ids) in
  let sth = dbh#prepare_cached ("select id, name, subject from contacts
                                  where hostid = ? and id in " ^ qs ^ "
                                  order by name, id") in
  sth#execute (`Int hostid :: (List.map (fun id -> `Int id) ids));

  let table =
    sth#map (function [`Int id; `String name; `String subject] ->
	       [ "id", Template.VarString (string_of_int id);
		 "name", Template.VarString name;
		 "subject", Template.VarString subject ]
	       | _ -> assert false) in

  template#table "deletes" table;

  let table =
    List.map (fun id -> [ "id", Template.VarString (string_of_int id) ]) ids in
  template#table "ids" table;

  q#template template

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