post_install() {
  if (! pacman -Qqs '^aquaria-data' >/dev/null); then
    echo "Note:"
    echo " | This package only provides the game engine. You will also need to"
    echo " | install the proprietary game data, using one of these packages:"
    echo " |   aquaria-data-hib  .. if you own the Humble Bundle version"
  fi
}

post_upgrade() {
  post_install "$@"
}