#!/bin/sh
#
# XXX Run this past Legal.
#
#   Copyright (c) 2010-2013 VMware, Inc.  All rights reserved.
#   Copyright 2009-2010, Fathi Boudra <fabo@freedesktop.org>
#   Copyright 2009-2010, Rex Dieter <rdieter@fedoraproject.org>
#   Copyright 2006, Kevin Krammer <kevin.krammer@gmx.at>
#   Copyright 2006, Jeremy White <jwhite@codeweavers.com>
#
#   LICENSE:
#
#   Permission is hereby granted, free of charge, to any person obtaining a
#   copy of this software and associated documentation files (the "Software"),
#   to deal in the Software without restriction, including without limitation
#   the rights to use, copy, modify, merge, publish, distribute, sublicense,
#   and/or sell copies of the Software, and to permit persons to whom the
#   Software is furnished to do so, subject to the following conditions:
#
#   The above copyright notice and this permission notice shall be included
#   in all copies or substantial portions of the Software.
#
#   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
#   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
#   THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
#   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
#   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
#   OTHER DEALINGS IN THE SOFTWARE.


# usage: xdg-find-menus
#
# Examines the local system and prints, one per line, XDG menu-spec .menu files
# to be used by GHI.


#--------------------------------------
# Returns path to system menu directory
getMenuDir()
{
   xdg_dir_name=menus
   xdg_system_dirs="$XDG_CONFIG_DIRS"
   [ -n "$xdg_system_dirs" ] || xdg_system_dirs=/etc/xdg
   xdg_global_dir=
   for x in `echo $xdg_system_dirs | sed 's/:/ /g'` ; do
      if [ -d $x/$xdg_dir_name ] ; then
         xdg_global_dir="$x/$xdg_dir_name"
         break
      fi
   done
   echo $xdg_global_dir
}

main()
{
   xdg_global_dir=`getMenuDir`

   # Empirical notes:
   #    GNOME menus placed at $XDG_CONFIG_DIRS/menus/{applications,settings}.menu.
   #    KDE4 installed at kde4-applications.menu on Fedora, RHEL, and Ubuntu.
   #    OpenSUSE/SLE uses applications.menu.
   #
   #    M = Set of menu prefixes
   #    B = Set of menu basenames
   #    This scribble enumerates M×B.
   #
   base="applications"
   case `vmware-xdg-detect-de` in
   GNOME)
      base="$base settings"
      pfx="gnome-"
      ;;
   KDE)
      pfx="kde4-"
      ;;
   XFCE)
      pfx="xfce-"
      ;;
   Unity)
      pfx="unity-lens-"
      ;;
   LXDE)
      pfx="lxde-"
      ;;
   *)
      ;;
   esac

   for base in $base; do
      for pfx in $pfx "$XDG_MENU_PREFIX"; do
         _menu=${xdg_global_dir}/${pfx}${base}.menu
         if [ -f $_menu ]; then
            echo $_menu
            break
         fi
      done
   done
}

main