(* COCANWIKI scripts.
 * Written by Richard W.M. Jones <rich@merjis.com>.
 * Copyright (C) 2004 Merjis Ltd.
 * $Id: delete_image.ml,v 1.3 2004/09/07 14:58:34 rich Exp $
 *)

open Apache
open Registry
open Cgi
open Printf

open Cocanwiki
open Cocanwiki_ok
open Cocanwiki_emailnotify

let run r (q : cgi) (dbh : Dbi.connection) (hostid, hostname, _) _ =
  let id = int_of_string (q#param "id") in

  if q#param_true "yes" then (
    (* Delete the image. *)
    let sth = dbh#prepare_cached "update images
                                     set name_deleted = name, name = null
                                   where hostid = ? and id = ?
                                     and name is not null" in
    sth#execute [`Int hostid; `Int id];

    dbh#commit ();

    (* Email notify. *)
    let subject = "Image #" ^ string_of_int id ^ " has been deleted." in
    let body = fun () ->
      "Page: http://" ^ hostname ^ "/_images?deleted=1" in

    email_notify ~body ~subject dbh hostid;
    (* Done. *)
    let buttons = [ ok_button "/_images" ] in
    ok ~title:"Image deleted" ~buttons
      q "Image was deleted successfully."
  ) else
    q#redirect ("http://" ^ hostname ^ "/_images")

let () =
  register_script run