#!/bin/bash
####################################
#	nosleep.bash v2.0
# Create by Sylvain GARGASSON
#	Under GPL v3
# Stop ScreenSaver and power-manager
# using like: nosleep.bash vlc 
####################################
### Variable you can adapte ###

screensaver=/apps/gnome-screensaver
powermanager=/apps/gnome-power-manager/timeout

gconf_get_value(){ gconftool-2 -g $*;}
gconf_get_type(){ gconftool-2 -T $*;}
gconf_set(){ gconftool-2 -s -t $*;}

line=("$screensaver/idle_activation_enabled" "$powermanager/sleep_computer_ac" "$powermanager/sleep_computer_battery" "$powermanager/sleep_computer_ups" "$powermanager/sleep_display_ac" "$powermanager/sleep_display_battery" "$powermanager/sleep_display_ups")

### DON'T TOUCH AFTER HERE ###

get_values(){
for ((i ; i< ${#line[@]}; i++))
do
value[$i]=$(gconf_get_value ${line[$i]})
type[$i]=$(gconf_get_type ${line[$i]})
echo "gconftool-2 -s -t ${type[$i]} ${line[$i]} ${value[$i]}" >> ~/.nosleep.save
done
i=0
}

set_values(){
for ((i ; i< ${#line[@]}; i++))
do
if [ "$1" = "nosleep" ]
then
gconf_set ${type[$i]} ${line[$i]} 0}
else
gconf_set ${type[$i]} ${line[$i]} ${value[$i]}
fi
done
i=0
}

show_values(){
for ((i ; i< ${#line[@]}; i++))
do
echo ${line[$i]}=$(gconf_get_value ${line[$i]})
done
i=0
}

### NOSLEEP NOW REALLY START ###

## RESTORE YOUR VALUES AND PRINT IT AFTER CRASH IF NEED ##
if [ -e ~/.nosleep.save ]
then
chmod +x ~/.nosleep.save
bash ~/.nosleep.save
rm -f ~/.nosleep.save
echo -e "\nAFTER CRASH YOUR SCREENSAVER AND POWER-MANAGER HAVE BEEN RESET TO YOUR PERSONAL VALUES:\n"
show_values
fi

## GET VALUES, SAVE IT FOR CRASH PREVENT AND PRINT IT ##
get_values
echo -e "\nThe nosleep script have start. Your Actual values are:\n"
show_values

## SET NO SPLEEPING VALUES AND PRINT IT##
set_values nosleep
echo -e "\nThe nosleep script have disable screensaver and power-manager. Your Actual values are:\n"
show_values

## CHANGE “Internal Field Separator” FOR NOT HAVING SPACE TROUBLE ##
OLD_IFS=$IFS
IFS=$'\n'

### LAUNCH YOUR APP ###
"$@" #And not "$*" for Mr khatar
### END OF YOUR APP ###

## RESTORE “Internal Field Separator” ##
IFS=$OLD_IFS

## RESTORE YOUR VALUES, DELETE THE CRASH PREVENT FILE AND PRINT IT ##
set_values
rm -f ~/.nosleep.save
echo -e "\nThe nosleep script have rollback your values. Your Actual values are:\n"
show_values
echo -e "\n"

exit 0