#!/bin/sh
#-
# Copyright (c) 2006-2012 Devin Teske
# All Rights Reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#
############################################################ INCLUDES

BSDCFG_SHARE="/usr/share/bsdconfig"
. $BSDCFG_SHARE/common.subr || exit 1
f_include $BSDCFG_SHARE/dialog.subr
f_include $BSDCFG_SHARE/mustberoot.subr

BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="120.networking"
f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr

ipgm=$( f_index_menu_selection $BSDCFG_LIBE/$APP_DIR/INDEX "$pgm" )
[ $? -eq $SUCCESS -a "$ipgm" ] && pgm="$ipgm"

############################################################ FUNCTIONS

# dialog_menu_main
#
# Display the dialog(1)-based application main menu.
#
dialog_menu_main()
{
	local menu_list size
	local hline="$hline_arrows_tab_enter"

	menu_list="
		'X' '$msg_exit'
		'1' '$msg_hostname_domain'
		'2' '$msg_network_interfaces'
		'3' '$msg_default_router'
		'4' '$msg_dns_nameservers'
	" # END-QUOTE

	size=$( eval f_dialog_menu_size \
	        	\"\$DIALOG_TITLE\"     \
	        	\"\$DIALOG_BACKTITLE\" \
	                \"\"                   \
	        	\"\$hline\"            \
	        	$menu_list             )

	local dialog_menu
	dialog_menu=$( eval $DIALOG \
		--clear --title \"\$DIALOG_TITLE\" \
		--backtitle \"\$DIALOG_BACKTITLE\" \
		--hline \"\$hline\"                \
		--ok-label \"\$msg_ok\"            \
		--cancel-label \"\$msg_cancel\"    \
		--menu \"\" $size $menu_list       \
		2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
	)
	local retval=$?
	setvar DIALOG_MENU_$$ "$dialog_menu"
	return $retval
}

############################################################ MAIN

# Incorporate rc-file if it exists
[ -f "$HOME/.bsdconfigrc" ] && f_include "$HOME/.bsdconfigrc"

#
# Process command-line arguments
#
while getopts hSX flag; do
	case "$flag" in
	h|\?) f_usage $BSDCFG_LIBE/$APP_DIR/USAGE "PROGRAM_NAME" "$pgm";;
	esac
done
shift $(( $OPTIND - 1 ))

#
# Initialize
#
f_dialog_init
f_dialog_title "$msg_network_management"
f_dialog_backtitle "${ipgm:+bsdconfig }$pgm"
f_mustberoot_init

#
# Launch application main menu
#
while :; do
	dialog_menu_main
	retval=$?
	mtag=$( f_dialog_menutag )

	[ $retval -eq 0 ] || f_die

	case "$mtag" in
	X) # Exit
	   break
	   ;;

	1) # Hostname/Domain
	   $BSDCFG_LIBE/$APP_DIR/hostname ${USE_XDIALOG:+-X}
	   ;;

	2) # Network Interfaces
	   $BSDCFG_LIBE/$APP_DIR/devices ${USE_XDIALOG:+-X}

	   # Make subsequent uses of this menu faster by not performing
	   # "ifconfig up" (limiting the pain one must endure). See also
	   # `$BSDCFG_SHARE/networking/device.subr'.
	   #
	   export DIALOG_MENU_NETDEV_KICK_INTERFACES=
	   ;;

	3) # Default Router/Gateway
	   $BSDCFG_LIBE/$APP_DIR/defaultrouter ${USE_XDIALOG:+-X}
	   ;;

	4) # DNS nameservers
	   $BSDCFG_LIBE/$APP_DIR/nameservers ${USE_XDIALOG:+-X}
	   ;;

	esac

done

exit $SUCCESS

################################################################################
# END
################################################################################