52 lines
1.2 KiB
Nix
52 lines
1.2 KiB
Nix
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{
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stdenv,
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fetchurl,
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pngquant,
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lib,
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libarchive,
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}: {
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name,
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manifest,
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...
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} @ args: let
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manifestData = (builtins.fromJSON (builtins.readFile manifest)).${name};
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src = fetchurl {
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url = manifestData.src;
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sha256 = manifestData.src_sha256;
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};
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brokenLicenses = {
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"CC BY-NC-SA 4.0" = lib.licenses.cc-by-nc-sa-20;
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"Apache 2.0" = lib.licenses.asl20;
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};
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fixLicense = license: brokenLicenses.${license} or license;
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in
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stdenv.mkDerivation ({
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inherit name src;
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nativeBuildInputs = [
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pngquant
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libarchive
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];
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unpackPhase = ''
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bsdtar -xf $src
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'';
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buildPhase = ''
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for f in *_256.png; do
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f_new=''${f%_256.png}
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mv $f ''${f_new}.png
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done
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find . -type f -name '*.png' -print0 | xargs -0 -n 1 -P $NIX_BUILD_CORES sh -c '${./crushpng.sh} $0 $0.new 50000'
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for f in $(find . -type f -name '*.new'); do
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mv $f ${"$"}{f%.new}
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done
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'';
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installPhase = ''
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mkdir $out
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cp -r *.png $out
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'';
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meta = {
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inherit (manifestData) description homepage;
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license = fixLicense manifestData.license;
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};
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}
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// args)
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