class Geoip < Formula
  desc "GeoIP databases in a number of formats"
  homepage "https://github.com/maxmind/geoip-api-c"
  url "https://github.com/maxmind/geoip-api-c/releases/download/v1.6.7/GeoIP-1.6.7.tar.gz"
  sha256 "18f3713146b6196f85b57a92bcfdc9aea3345e2d836531a6ac4a630ffc7fa559"

  head "https://github.com/maxmind/geoip-api-c.git"

  bottle do
    cellar :any
    sha256 "5007ba7a919e80d07e574d7e3d6b386b9961cbe048a00cdca83d98eb14e4678b" => :el_capitan
    sha256 "2969446d080958c831a017fc5343a126cdd76fde9695cfd012733f8ba4e84aaa" => :yosemite
    sha256 "c17cecf7bc7064fe2bbb30168824f6383314668def98b325b16830cca29eeb1a" => :mavericks
  end

  depends_on "geoipupdate" => :optional

  option :universal

  def install
    ENV.universal_binary if build.universal?

    system "./configure", "--disable-dependency-tracking",
                          "--disable-silent-rules",
                          "--datadir=#{var}",
                          "--prefix=#{prefix}"
    system "make", "check"
    system "make", "install"
  end

  def post_install
    geoip_data = Pathname.new "#{var}/GeoIP"
    geoip_data.mkpath

    # Since default data directory moved, copy existing DBs
    legacy_data = Pathname.new "#{HOMEBREW_PREFIX}/share/GeoIP"
    cp Dir["#{legacy_data}/*"], geoip_data if legacy_data.exist?

    full = Pathname.new "#{geoip_data}/GeoIP.dat"
    ln_s "GeoLiteCountry.dat", full unless full.exist? || full.symlink?
    full = Pathname.new "#{geoip_data}/GeoIPCity.dat"
    ln_s "GeoLiteCity.dat", full unless full.exist? || full.symlink?
  end

  test do
    system "curl", "-O", "http://geolite.maxmind.com/download/geoip/database/GeoLiteCountry/GeoIP.dat.gz"
    system "gunzip", "GeoIP.dat.gz"
    system "#{bin}/geoiplookup", "-f", "GeoIP.dat", "8.8.8.8"
  end
end