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path: root/pkgs/tools/compression/brotli/default.nix
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{ stdenv, fetchFromGitHub }:

# ?TODO: there's also python lib in there

stdenv.mkDerivation rec {
  name = "brotli-${version}";
  version = "0.3.0";

  src = fetchFromGitHub {
    owner = "google";
    repo = "brotli";
    rev = "v" + version;
    sha256 = "1ijwr8fbrajp4gh8x6lrrpf8gymm0i6w06s97rv294q5dcszn299";
  };

  preConfigure = "cd tools";

  # Debian installs "brotli" instead of "bro" but let's keep upstream choice for now.
  installPhase = ''
    mkdir -p "$out/bin"
    mv ./bro "$out/bin/"
  '';

  meta = with stdenv.lib; {
    inherit (src.meta) homepage;

    description = "A generic-purpose lossless compression algorithm and tool";

    longDescription =
      ''  Brotli is a generic-purpose lossless compression algorithm that
          compresses data using a combination of a modern variant of the LZ77
          algorithm, Huffman coding and 2nd order context modeling, with a
          compression ratio comparable to the best currently available
          general-purpose compression methods. It is similar in speed with
          deflate but offers more dense compression.

          The specification of the Brotli Compressed Data Format is defined
          in the following internet draft:
          http://www.ietf.org/id/draft-alakuijala-brotli
      '';

    license = licenses.mit;
    maintainers = [ maintainers.vcunat ];
    platforms = platforms.all;
  };
}