{lib, stdenv, pkgs, fetchurl, buildFHSUserEnv}:
let 
    libPath = lib.makeLibraryPath (with pkgs; [
            zlib
            expat
    ]);

    sourcetrail = stdenv.mkDerivation rec {
        name = "sourcetrail-${version}";
        version = "2018.2.77";

        src = fetchurl {
            name = "${name}.tar.gz";
            url = "https://www.sourcetrail.com/downloads/${version}/linux/64bit";
            sha256 = "1edfe95818f656840640d360df0cee72944af668d09b1a83cb6cb967ccaee719";
            sha512 = "667b45449689d8f22a2a3ab2b9ad5d7d0c919fa61701e164927624df8843804b7b3f4c19e38e41da4afcff892a464157bea4cbffaa38e529bda364d1c284ee52";
        };

        phases = [ "unpackPhase" "installPhase" ];

        installPhase = ''
            mkdir -p $out/{opt/sourcetrail,usr,bin}
            rm install.sh uninstall.sh
            mv setup/share $out/usr/
            mv * $out/opt/sourcetrail/

            substituteInPlace $out/usr/share/applications/sourcetrail.desktop --replace '/usr/bin' "$out/bin"

            for exe in $out/opt/sourcetrail/{Sourcetrail,sourcetrail_indexer}; do
                patchelf \
                    --set-interpreter "${stdenv.cc.bintools.dynamicLinker}" \
                    $exe
            done

            ln -s $out/opt/sourcetrail/Sourcetrail.sh $out/bin/sourcetrail
        '';
    };
in buildFHSUserEnv rec {
    name = sourcetrail.name;

    profile = "LD_LIBRARY_PATH=${libPath}:$LD_LIBRARY_PATH";
    targetPkgs = pkgs: [ sourcetrail ];
    runScript = "sourcetrail";

    meta = with lib; {
        description = "A cross-platform source explorer for C/C++ and Java.";
        homepage = https://www.sourcetrail.com;
        license = licenses.unfree; # :(
    }
}