nix-packages/lib/mkPleromaEmoji.nix
Charlotte 🦝 Delenk f0145fea8f
Increase the maximum emoji size to 50kB
I thought the limit imposed by mastotodon < 4.0 was 40kB but it’s 50kB
2022-11-27 14:46:37 +01:00

49 lines
1.1 KiB
Nix

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