#!/bin/sh
#-
# Copyright (c) 2012 Ron McDowell
# Copyright (c) 2012-2013 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 (INCLUDING, 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_dprintf "%s: loading includes..." "$0"
f_include $BSDCFG_SHARE/dialog.subr
f_include $BSDCFG_SHARE/mustberoot.subr

BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="070.usermgmt"
f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr

USERMGMT_HELPFILE=$BSDCFG_LIBE/$APP_DIR/include/usermgmt.hlp

ipgm=$( f_index_menusel_keyword $BSDCFG_LIBE/$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 prompt=
	local menu_list="
		'X' '$msg_exit'
		'1' '$msg_add_login'
		'2' '$msg_edit_login'
		'3' '$msg_delete_login'
		'-' '-'
		'4' '$msg_add_group'
		'5' '$msg_edit_group'
		'6' '$msg_delete_group'
	" # END-QUOTE
	local defaultitem= # Calculated below
	local hline="$hline_arrows_tab_enter"

	local height width rows
	eval f_dialog_menu_size height width rows \
	                        \"\$DIALOG_TITLE\"     \
	                        \"\$DIALOG_BACKTITLE\" \
	                        \"\$prompt\"           \
	                        \"\$hline\"            \
	                        $menu_list

	# When using Xdialog(1) we need to bump the width for the buttons
	[ "$USE_XDIALOG" ] && width=40

	# Obtain default-item from previously stored selection
	f_dialog_default_fetch defaultitem

	local menu_choice
	menu_choice=$( eval $DIALOG \
		--title \"\$DIALOG_TITLE\"  \
		--backtitle \"\$DIALOG_BACKTITLE\" \
		--hline \"\$hline\"                \
		--ok-label \"\$msg_ok\"            \
		--cancel-label \"\$msg_cancel\"    \
		--help-button                      \
		--help-label \"\$msg_help\"        \
		${USE_XDIALOG:+--help \"\"}        \
		--default-item \"\$defaultitem\"   \
		--menu \"\$prompt\"                \
		$height $width $rows               \
		$menu_list                         \
		2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
	)
	local retval=$?
	f_dialog_data_sanitize menu_choice
	f_dialog_menutag_store "$menu_choice"

	# Only update default-item on success
	[ $retval -eq 0 ] && f_dialog_default_store "$menu_choice"

	return $retval
}

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

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

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

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

#
# Launch application main menu
#
while :; do
	dialog_menu_main
	retval=$?
	f_dialog_menutag_fetch mtag
	f_dprintf "retval=%u mtag=[%s]" $retval "$mtag"

	if [ $retval -eq 2 ]; then
		# The Help button was pressed
		f_show_help "$USERMGMT_HELPFILE"
		continue
	elif [ $retval -ne $SUCCESS ]; then
		f_die
	fi

	command=
	case "$mtag" in
	X) break ;;
	1) command=useradd   ;; # Add User
	2) command=useredit  ;; # Edit/View User
	3) command=userdel   ;; # Delete User
	4) command=groupadd  ;; # Add Group
	5) command=groupedit ;; # Edit/View Group
	6) command=groupdel  ;; # Delete Group
	esac

	if [ "$command" ]; then
		$BSDCFG_LIBE/$APP_DIR/$command ${USE_XDIALOG:+-X}
	else
		f_die 1 "$msg_unknown_user_management_menu_selection"
	fi
done

exit $SUCCESS

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