{ lib, stdenv, fetchurl, jre }: stdenv.mkDerivation rec { pname = "zxing"; version = "3.1.0"; # Maven builds are hard to get right core_jar = fetchurl { url = "http://repo1.maven.org/maven2/com/google/zxing/core/${version}/core-${version}.jar"; sha256 = "199l4xvlcpafqn69r3k9qjpqkw9lvkl02hzpm0ackvdhl7vk42zh"; }; javase_jar = fetchurl { url = "http://repo1.maven.org/maven2/com/google/zxing/javase/${version}/javase-${version}.jar"; sha256 = "0fzxvvf5dqyrs5m9rqw4ffm9h1s27bi7q3jb1dam34s80q2rp2zq"; }; inherit jre; dontUnpack = true; installPhase = '' mkdir -p "$out/lib/java" "$out/bin" cp "${core_jar}" "${javase_jar}" "$out/lib/java" substituteAll "${./java-zxing.sh}" "$out/bin/java-zxing" substituteAll "${./zxing-cmdline-runner.sh}" "$out/bin/zxing-cmdline-runner" substituteAll "${./zxing-cmdline-encoder.sh}" "$out/bin/zxing-cmdline-encoder" substituteAll "${./zxing.sh}" "$out/bin/zxing" chmod a+x "$out/bin"/* cd "$out/lib/java"; for i in *.jar; do mv "$i" "''${i#*-}"; done ''; meta = { description = "1D and 2D code reading library"; license = lib.licenses.asl20; maintainers = [lib.maintainers.raskin]; platforms = lib.platforms.linux; homepage = "https://github.com/zxing/zxing"; }; }