~/.bashrc.d/99-prompt.sh

99-prompt.sh

__p_user() {
  local u
  u="$(id -un 2>/dev/null || echo "$USER")"
  [[ -z "$u" || "$u" == "www-data" ]] && return 0
  printf '%s@' "$u"
}

__p_host() {
  local h
  h="${HOSTNAME:-$(hostname 2>/dev/null)}"
  printf '%s' "${h%-php-fpm}"
}

__p_path() {
  if [[ "$PWD" == "/var/www/html" ]]; then
    printf 'html'
    return 0
  fi

  if [[ "$PWD" == /var/www/html/* ]]; then
    printf '%s' "${PWD#/var/www/html/}"
    return 0
  fi

  if [[ -n "$HOME" && "$PWD" == "$HOME"* ]]; then
    printf '~%s' "${PWD#$HOME}"
  else
    printf '%s' "$PWD"
  fi
}

case "$-" in
  *i*)
    PS1='\[\033[0;36m\]$(__p_user)$(__p_host)\[\033[0m\]:\[\033[0;37m\]$(__p_path)\[\033[0m\]\$ '
  ;;
esac