acpi handler.sh script for IBM x41 / X41T

handler.sh

#!/bin/bash

set $*

case "$1" in
        ibm/hotkey)
                case "$4" in
                        00001004)
                                /usr/sbin/pm-suspend
                        ;;
                        00005009)
                                xrandr -display :0 --output LVDS1 --rotate right
				xsetwacom --display :0 --set 'Serial Wacom Tablet stylus' Rotate CW
                        ;;
                        0000500a)
                                xrandr -display :0 --output LVDS1 --rotate normal
				xsetwacom --display :0 --set 'Serial Wacom Tablet stylus' Rotate NONE
			;;
			00001003)
				/usr/bin/xset dpms force off
			;;
			00001007)
				INT=LVDS1
				EXT=VGA1

				get_state() {
					local output=$1
					local state=$(xrandr | grep $output)

					if  [[ $state =~ disconnected ]]; then
						echo disconnected
					else
						if [[ $state =~ [0-9]+x[0-9]+ ]]; then
							echo on
						else
							echo off
						fi
					fi
				}

				INT_STATE=$(get_state $INT)
				EXT_STATE=$(get_state $EXT)

                                if [[ $EXT_STATE = "disconnected" ]]; then
                                    xrandr --output $INT --auto --output $EXT --off
                                elif [[ $INT_STATE = "on" && $EXT_STATE = "off" ]]; then
                                    xrandr --output $INT --auto --output $EXT --auto
                                elif [[ $INT_STATE = "on" && $EXT_STATE = "on" ]]; then
                                    xrandr --output $INT --off --output $EXT --auto
				elif [[ $INT_STATE = "off" && $EXT_STATE = "on" ]]; then
				    xrandr --output $INT --auto --output $EXT --off
                                fi

			;;
                esac
                ;;
	ac_adapter)
		case "$4" in
	                00000000)
				if [ $(/bin/awk '{print $2}' /proc/acpi/button/lid/LID/state) = "closed" ]; then
					/usr/sbin/pm-suspend
				fi
			;;
		esac
		;;
	button/power)
		case "$2" in
			PWRF)
				/sbin/init 0
			;;
		esac
		;;
        button/lid)
	                if [ $(/bin/awk '{print $2}' /proc/acpi/button/lid/LID/state) = "closed" ]; then
        	                if [ $(/bin/awk '{print $2}' /proc/acpi/ac_adapter/AC/state) = "off-line" ]; then
                	                /usr/sbin/pm-suspend
                        	fi
			fi
			;;
                esac
                ;;