Setup PS1 prompt

.bashrc_prompt

if [[ -n $SSH_CLIENT || -n $SSH_TTY ]]
then
    PS1_HOST='\h'
else
    PS1_HOST=localhost
fi

# Usually people use raw escape sequences for colors but you can lookup these sequences with tput.
BOLD=$(tput bold)
GREEN=$(tput setaf 2)
BLUE=$(tput setaf 4)
RESET="$(tput sgr0)"

# '\[...\]' - tell Bash that a sequence is non-printing (so it can calculate length correctly).
# \e = ESC, \a = BEL
# \u = username, \h = hostname, \w = CWD
PS1="\[${BOLD}${GREEN}\]\u@${PS1_HOST}${RESET}:\[${BOLD}${BLUE}\]\w\[${RESET}\]\$ "

case "$TERM" in
xterm*|rxvt*)
    # Set window title to string xyz - '\e]0;xyz\a' - http://tldp.org/HOWTO/Xterm-Title-3.html
    PS1="\[\e]0;\u@${PS1_HOST}: \w\a\]$PS1"
    ;;
esac