1 files changed, 68 insertions, 0 deletions
diff --git a/pkgs/applications/graphics/image_optim/default.nix b/pkgs/applications/graphics/image_optim/default.nix
new file mode 100644
index 00000000000..d4ac2ac8a2f
--- /dev/null
+++ b/pkgs/applications/graphics/image_optim/default.nix
@@ -0,0 +1,68 @@
+{ lib, bundlerApp, fetchurl, ruby, makeWrapper,
+  withPngcrush ? true,       pngcrush ? null,
+  withPngout ? true,         pngout ? null,
+  withAdvpng ? true,         advancecomp ? null,
+  withOptipng ? true,        optipng ? null,
+  withPngquant ? true,       pngquant ? null,
+  withJhead ? true,          jhead ? null,
+  withJpegoptim ? true,      jpegoptim ? null,
+  withJpegrecompress ? true, jpeg-archive ? null,
+  withJpegtran ? true,       libjpeg ? null,
+  withGifsicle ? true,       gifsicle ? null,
+  withSvgo ? true,           svgo ? null
+}:
+
+assert withPngcrush       -> pngcrush != null;
+assert withPngout         -> pngout != null;
+assert withAdvpng         -> advancecomp != null;
+assert withOptipng        -> optipng != null;
+assert withPngquant       -> pngquant != null;
+assert withJhead          -> jhead != null;
+assert withJpegoptim      -> jpegoptim != null;
+assert withJpegrecompress -> jpeg-archive != null;
+assert withJpegtran       -> libjpeg != null;
+assert withGifsicle       -> gifsicle != null;
+assert withSvgo           -> svgo != null;
+
+with lib;
+
+let
+  optionalDepsPath = makeBinPath (
+    []
+    ++ optional withPngcrush pngcrush
+    ++ optional withPngout pngout
+    ++ optional withAdvpng advancecomp
+    ++ optional withOptipng optipng
+    ++ optional withPngquant pngquant
+    ++ optional withJhead jhead
+    ++ optional withJpegoptim jpegoptim
+    ++ optional withJpegrecompress jpeg-archive
+    ++ optional withJpegtran libjpeg
+    ++ optional withGifsicle gifsicle
+    ++ optional withSvgo svgo
+  );
+in
+
+bundlerApp {
+  pname = "image_optim";
+  gemdir = ./.;
+
+  inherit ruby;
+
+  exes = [ "image_optim" ];
+
+  buildInputs = [ makeWrapper ];
+
+  postBuild = ''
+    wrapProgram $out/bin/image_optim \
+      --prefix PATH : ${optionalDepsPath}
+  '';
+
+  meta = with lib; {
+    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)";
+    homepage    = http://github.com/toy/image_optim;
+    license     = licenses.mit;
+    maintainers = with maintainers; [ srghma ];
+    platforms   = platforms.all;
+  };
+}