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{ lib, bundlerApp, bundlerUpdateScript, makeWrapper,
withPngcrush ? true, pngcrush,
withPngout ? false, pngout, # disabled by default because it's unfree
withAdvpng ? true, advancecomp,
withOptipng ? true, optipng,
withPngquant ? true, pngquant,
withOxipng ? true, oxipng,
withJhead ? true, jhead,
withJpegoptim ? true, jpegoptim,
withJpegrecompress ? true, jpeg-archive,
withJpegtran ? true, libjpeg,
withGifsicle ? true, gifsicle,
withSvgo ? true, svgo
}:
with lib;
let
optionalDepsPath = optional withPngcrush pngcrush
++ optional withPngout pngout
++ optional withAdvpng advancecomp
++ optional withOptipng optipng
++ optional withPngquant pngquant
++ optional withOxipng oxipng
++ optional withJhead jhead
++ optional withJpegoptim jpegoptim
++ optional withJpegrecompress jpeg-archive
++ optional withJpegtran libjpeg
++ optional withGifsicle gifsicle
++ optional withSvgo svgo;
disabledWorkersFlags = optional (!withPngcrush) "--no-pngcrush"
++ optional (!withPngout) "--no-pngout"
++ optional (!withAdvpng) "--no-advpng"
++ optional (!withOptipng) "--no-optipng"
++ optional (!withPngquant) "--no-pngquant"
++ optional (!withOxipng) "--no-oxipng"
++ optional (!withJhead) "--no-jhead"
++ optional (!withJpegoptim) "--no-jpegoptim"
++ optional (!withJpegrecompress) "--no-jpegrecompress"
++ optional (!withJpegtran) "--no-jpegtran"
++ optional (!withGifsicle) "--no-gifsicle"
++ optional (!withSvgo) "--no-svgo";
in
bundlerApp {
pname = "image_optim";
gemdir = ./.;
exes = [ "image_optim" ];
nativeBuildInputs = [ makeWrapper ];
postBuild = ''
wrapProgram $out/bin/image_optim \
--prefix PATH : ${lib.escapeShellArg (makeBinPath optionalDepsPath)} \
--add-flags "${lib.concatStringsSep " " disabledWorkersFlags}"
'';
passthru.updateScript = bundlerUpdateScript "image_optim";
meta = with lib; {
description = "Optimize images using multiple utilities";
longDescription = ''
Command line tool and ruby interface to optimize (lossless compress,
optionally lossy) jpeg, png, gif and svg images using external utilities
(advpng, gifsicle, jhead, jpeg-recompress, jpegoptim, jpegrescan,
jpegtran, optipng, oxipng, pngcrush, pngout, pngquant, svgo)
'';
homepage = "https://github.com/toy/image_optim";
license = licenses.mit;
maintainers = with maintainers; [ srghma nicknovitski ];
platforms = platforms.all;
mainProgram = "image_optim";
};
}
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