#!/bin/sh
#
#  gxfce
#
#  Copyright (C) 1999 Olivier Fourdan (fourdan@xfce.org)
#  Copyright (C) 2003 Jasper Huijsmans (huysmans@users.sourceforge.net)
#
#  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#

if [ "x$BROWSER" = "x" ]
then
  for b in  firefox epiphany galeon mozilla konqueror
  do
    if which "$b" > /dev/null 2>&1
    then
      BROWSER=$b
      break;
    fi
  done
fi

if [ "x$BROWSER" = "x" ]
then
  echo " *** Error ***: xfhelp4: Could not find browser to use."
  echo "                Please set the BROWSER variable."
  exit 1
fi

HELP_DIR="/usr/share/xfce4/doc/"

if [ ! x"$1" = x"" ]; then
    HELP_FILE="$1"
else
    HELP_FILE="index.html"
fi

# Check for translated documentation
if [ -n "$LC_ALL" ] ; then 
  LC=$LC_ALL
elif [ -n "$LANG" ] ; then
  LC=$LANG
else
  LC="C"
fi

if [ -r "$HELP_DIR/$LC/$HELP_FILE" ]
then
  URL="$HELP_DIR/$LC/$HELP_FILE"
elif [ -r "$HELP_DIR/`echo $LC | sed 's/\(..\)_.*/\1/'`/$HELP_FILE" ]
then
  URL="$HELP_DIR/`echo $LC | sed 's/\(..\)_.*/\1/'`/$HELP_FILE"
elif [ -r "$HELP_DIR/C/$HELP_FILE" ]
then
  URL="$HELP_DIR/C/$HELP_FILE"
else 
  URL="$HELP_DIR/C/index.html"
fi

case $BROWSER in
    firefox*)
	$BROWSER -a firefox -remote openurl\("file://$URL",new-window\) || \
		$BROWSER "file://$URL"
	;;
    communicator*|netscape|mozilla*|phoenix*|firebird*)
	$BROWSER -remote openurl\("file://$URL",new-window\) || \
		$BROWSER "file://$URL"    
	;;
    opera*)
    	$BROWSER -remote openURL\("file://$URL",new-window\) || \
		$BROWSER "file://$URL"
	;;
    *)
    	$BROWSER "file://$URL"
	;;
esac

if [ $? -ne 0 ]; then
	xmessage -center -file - -title Error <<EOF
Unable to execute browser. 
Online help is not available.
EOF
	exit 1
fi

exit 0

