flake: build Iosevka Iaso fonts

Signed-off-by: Xe Iaso <me@xeiaso.net>

1 files changed, 163 insertions, 1 deletions

diff --git a/flake.nix b/flake.nix
index 2d9dfb9..8db7b09 100644
--- a/flake.nix
+++ b/flake.nix
@@ -31,6 +31,7 @@
         };
         naersk-lib = naersk.lib."${system}";
         src = ./.;
+        lib = pkgs.lib;
 
         tex = with pkgs;
           texlive.combine { inherit (texlive) scheme-medium bitter titlesec; };
@@ -111,6 +112,167 @@
             paths = [ share-button wasiterm ];
           };
 
+          iosevka = pkgs.stdenvNoCC.mkDerivation {
+            name = "custom-iosevka";
+            dontUnpack = true;
+            buildPhase =
+              let
+                metric-override = {
+                  cap = 790;
+                  ascender = 790;
+                  xHeight = 570;
+                };
+                iosevka-term = pkgs.iosevka.override {
+                  set = "curly";
+                  privateBuildPlan = {
+                    family = "Iosevka Term Iaso";
+                    spacing = "term";
+                    serifs = "sans";
+                    no-ligation = false;
+                    ligations = {
+                      "inherit" = "default-calt";
+                    };
+                    no-cv-ss = true;
+                    variants = {
+                      inherits = "ss01";
+                      design = {
+                        tilde = "low";
+                        number-sign = "slanted-tall";
+                        at = "fourfold-solid-inner-tall";
+                      };
+                    };
+                    slopes.upright = {
+                      angle = 0;
+                      shape = "upright";
+                      menu = "upright";
+                      css = "normal";
+                    };
+                    weights.regular = {
+                      shape = 400;
+                      menu = 400;
+                      css = 400;
+                    };
+                    widths.normal = {
+                      shape = 600;
+                      menu = 7;
+                      css = "expanded";
+                    };
+                    inherit metric-override;
+                  };
+                };
+                iosevka-aile = pkgs.iosevka.override {
+                  set = "aile";
+                  privateBuildPlan = {
+                    family = "Iosevka Aile Iaso";
+                    spacing = "quasi-proportional-extension-only";
+                    no-ligation = true;
+                    no-cv-ss = true;
+                    variants = {
+                      inherits = "ss01";
+                      design = {
+                        tilde = "low";
+                        number-sign = "slanted-tall";
+                        at = "fourfold-solid-inner-tall";
+                      };
+                    };
+                    slopes = {
+                      upright = {
+                        angle = 0;
+                        shape = "upright";
+                        menu = "upright";
+                        css = "normal";
+                      };
+                      italic = {
+                        angle = 9.4;
+                        shape = "italic";
+                        menu = "italic";
+                        css = "italic";
+                      };
+                    };
+                    weights.regular = {
+                      shape = 400;
+                      menu = 400;
+                      css = 400;
+                    };
+                    widths.normal = {
+                      shape = 550;
+                      menu = 7;
+                      css = "expanded";
+                    };
+                    inherit metric-override;
+                  };
+                };
+                iosevka-etoile = pkgs.iosevka.override {
+                  set = "etoile";
+                  privateBuildPlan = {
+                    family = "Iosevka Etoile Iaso";
+                    spacing = "quasi-proportional";
+                    serifs = "slab";
+                    no-ligation = true;
+                    no-cv-ss = true;
+                    variants = {
+                      inherits = "ss01";
+                      design = {
+                        capital-w = "straight-flat-top";
+                        f = "flat-hook-serifed";
+                        j = "flat-hook-serifed";
+                        t = "flat-hook";
+                        capital-t = "serifed"; # not part of original Iosevka Aile
+                        w = "straight-flat-top";
+                        #capital-g = "toothless-rounded-serifless-hooked";
+                        r = "corner-hooked";
+
+                        tilde = "low";
+                        number-sign = "slanted-tall";
+                        at = "fourfold-solid-inner-tall";
+                      };
+                      italic = {
+                        f = "flat-hook-tailed";
+                      };
+                    };
+                    slopes = {
+                      upright = {
+                        angle = 0;
+                        shape = "upright";
+                        menu = "upright";
+                        css = "normal";
+                      };
+                      italic = {
+                        angle = 9.4;
+                        shape = "italic";
+                        menu = "italic";
+                        css = "italic";
+                      };
+                    };
+                    weights.regular = {
+                      shape = 400;
+                      menu = 400;
+                      css = 400;
+                    };
+                    widths.normal = {
+                      shape = 600;
+                      menu = 7;
+                      css = "expanded";
+                    };
+                    inherit metric-override;
+                  };
+                };
+              in
+              ''
+                mkdir -p ttf
+                for ttf in ${iosevka-term}/share/fonts/truetype/*.ttf ${iosevka-aile}/share/fonts/truetype/*.ttf ${iosevka-etoile}/share/fonts/truetype/*.ttf; do
+                  cp $ttf .
+                  ${pkgs.woff2}/bin/woff2_compress *.ttf
+                  mv *.ttf ttf
+                done
+              '';
+            installPhase = ''
+              mkdir -p $out/static/css/iosevka
+              cp *.woff2 $out/static/css/iosevka
+              cp ttf/*.ttf $out/static/css/iosevka
+            '';
+          };
+
           static = pkgs.stdenv.mkDerivation {
             pname = "xesite-static";
             inherit (bin) version;
@@ -142,7 +304,7 @@
 
           default = pkgs.symlinkJoin {
             name = "xesite-${bin.version}";
-            paths = [ config posts static bin frontend resumePDF ];
+            paths = [ config posts static bin frontend resumePDF iosevka ];
           };
 
           docker = pkgs.dockerTools.buildLayeredImage {