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https://github.com/NixOS/nixpkgs.git
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67 lines
2.3 KiB
Nix
67 lines
2.3 KiB
Nix
{ lib, bundlerApp, bundlerUpdateScript, makeWrapper,
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withPngcrush ? true, pngcrush ? null,
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withPngout ? true, pngout ? null,
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withAdvpng ? true, advancecomp ? null,
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withOptipng ? true, optipng ? null,
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withPngquant ? true, pngquant ? null,
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withJhead ? true, jhead ? null,
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withJpegoptim ? true, jpegoptim ? null,
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withJpegrecompress ? true, jpeg-archive ? null,
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withJpegtran ? true, libjpeg ? null,
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withGifsicle ? true, gifsicle ? null,
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withSvgo ? true, svgo ? null
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}:
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assert withPngcrush -> pngcrush != null;
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assert withPngout -> pngout != null;
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assert withAdvpng -> advancecomp != null;
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assert withOptipng -> optipng != null;
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assert withPngquant -> pngquant != null;
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assert withJhead -> jhead != null;
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assert withJpegoptim -> jpegoptim != null;
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assert withJpegrecompress -> jpeg-archive != null;
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assert withJpegtran -> libjpeg != null;
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assert withGifsicle -> gifsicle != null;
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assert withSvgo -> svgo != null;
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with lib;
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let
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optionalDepsPath = []
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++ optional withPngcrush pngcrush
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++ optional withPngout pngout
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++ optional withAdvpng advancecomp
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++ optional withOptipng optipng
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++ optional withPngquant pngquant
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++ optional withJhead jhead
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++ optional withJpegoptim jpegoptim
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++ optional withJpegrecompress jpeg-archive
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++ optional withJpegtran libjpeg
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++ optional withGifsicle gifsicle
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++ optional withSvgo svgo;
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in
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bundlerApp {
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pname = "image_optim";
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gemdir = ./.;
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exes = [ "image_optim" ];
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buildInputs = [ makeWrapper ];
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postBuild = ''
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wrapProgram $out/bin/image_optim \
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--prefix PATH : ${makeBinPath optionalDepsPath}
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'';
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passthru.updateScript = bundlerUpdateScript "image_optim";
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meta = with lib; {
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description = "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, pngcrush, pngout, pngquant, svgo)";
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homepage = https://github.com/toy/image_optim;
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license = licenses.mit;
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maintainers = with maintainers; [ srghma nicknovitski ];
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platforms = platforms.all;
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};
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}
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