(* Guestfs Browser.
 * Copyright (C) 2011 Red Hat Inc.
 *
 * 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; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *)

open Utils

open Printf

let tmpdir = tmpdir ()

let rec view_file tree (path, opener) =
  let model = tree#model in
  let row = model#get_iter path in
  let src, pathname = tree#get_pathname row in
  debug "view_file %s" pathname;

  (* Download the file into a temporary directory. *)
  let ext = extension pathname in
  let localfile = tmpdir // string_of_int (unique ()) ^ ext in
  Slave.download_file src pathname localfile
      (when_downloaded_file_for_view tree path opener localfile)

and when_downloaded_file_for_view tree path opener localfile () =
  let model = tree#model in
  let row = model#get_iter path in
  tree#set_visited row;

  let cmd =
    sprintf "%s %s" (Filename.quote opener) (Filename.quote localfile) in
  Slave.run_command cmd Slave.no_callback