European Bash Prompt ($PS1)

eurobash_prompt.sh

if [[ `whoami` == "root" ]]; then
    ISROOT=1
fi

# Git branch in prompt.
parse_git_branch() {
    git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(❲.*\)/ ❲\1❳/'
}
# git status
parse_git_dirty() {
    st=$(git status 2>/dev/null | tail -n 1)
    if [[ $st == "" ]]; then
        echo ''
    elif [[ $st == "nothing to commit (working directory clean)" ]]; then
        echo ''
    elif [[ $st == 'nothing added to commit but untracked files present (use "git add" to track)' ]]; then
        echo '?'
    else
        echo '*'
    fi
}

USERPROMPT="$"
ROOTPROMPT="#"
LOCALTZ=`/bin/ls -l /etc/localtime 2>/dev/null|/usr/bin/cut -d"/" -f7,8 2>/dev/null`
if [[ -n "$LOCALTZ" && -z "${LOCALTZ##Europe*}" ]]; then
    # in Europe
    USERPROMPT="€"
    ROOTPROMPT="£"
fi

# coloring the terminal command line
SB_GREEN="\[\033[1;32m\]"
SB_BLUE="\[\033[1;34m\]"
SB_RED="\[\033[1;31m\]"
SB_NOCOLOR="\[\033[0m\]"
USERATHOST="$SB_GREEN\u☭\h$SB_NOCOLOR: "
if [ $ISROOT ]; then
    export PS1="${SB_GREEN}${USERATHOST}${SB_BLUE}\w${SB_NOCOLOR} $ROOTPROMPT "
else
    export PS1="${SB_GREEN}${USERATHOST}${SB_BLUE}\w${SB_GREEN}\$(parse_git_branch)${SB_RED}\$(parse_git_dirty)${SB_NOCOLOR} $USERPROMPT "
fi