Automate nano sudo

gistfile1.bash

function nano() { 
    nano=`which nano`; 
    if ([ -e "$1" ] && ! [ -w "$1" ]) || ( ! [ -e "$1" ] && ! [ -w "`dirname $1`" ]); then 
        read -n 1 -p "$1 is not editable by you. sudo [y/N]? " y
        [ "$y" == "y" ] || [ "$y" == "Y" ] && echo -e "\n" && sudo $nano $@
    else 
        $nano $@
    fi
}