1 files changed, 52 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/applications/science/electronics/kicad/default.nix b/nixpkgs/pkgs/applications/science/electronics/kicad/default.nix
index a49c813036d3..c6c66839e4bc 100644
--- a/nixpkgs/pkgs/applications/science/electronics/kicad/default.nix
+++ b/nixpkgs/pkgs/applications/science/electronics/kicad/default.nix
@@ -1,4 +1,6 @@
 { lib, stdenv
+, runCommand
+, newScope
 , fetchFromGitLab
 , gnome
 , dconf
@@ -11,6 +13,8 @@
 , callPackages
 , librsvg
 , cups
+, unzip
+, jq
 
 , pname ? "kicad"
 , stable ? true
@@ -18,6 +22,7 @@
 , libngspice
 , withScripting ? true
 , python3
+, addons ? [ ]
 , debug ? false
 , sanitizeAddress ? false
 , sanitizeThreads ? false
@@ -27,6 +32,14 @@
 , symlinkJoin
 }:
 
+# `addons`: https://dev-docs.kicad.org/en/addons/
+#
+# ```nix
+# kicad = pkgs.kicad.override {
+#   addons = with pkgs.kicadAddons; [ kikit kikit-library ];
+# };
+# ```
+
 # The `srcs` parameter can be used to override the kicad source code
 # and all libraries, which are otherwise inaccessible
 # to overlays since most of the kicad build expression has been
@@ -106,6 +119,32 @@ let
   wxGTK = wxGTK32;
   python = python3;
   wxPython = python.pkgs.wxPython_4_2;
+  addonPath = "addon.zip";
+  addonsDrvs = map (pkg: pkg.override { inherit addonPath python3; }) addons;
+
+  addonsJoined =
+    runCommand "addonsJoined"
+      {
+        inherit addonsDrvs;
+        nativeBuildInputs = [ unzip jq ];
+      } ''
+      mkdir $out
+
+      for pkg in $addonsDrvs; do
+        unzip $pkg/addon.zip -d unpacked
+
+        folder_name=$(jq .identifier unpacked/metadata.json --raw-output | tr . _)
+        for d in unpacked/*; do
+          if [ -d "$d" ]; then
+            dest=$out/share/kicad/scripting/$(basename $d)/$folder_name
+            mkdir -p $(dirname $dest)
+
+            mv $d $dest
+          fi
+        done
+        rm -r unpacked
+      done
+    '';
 
   inherit (lib) concatStringsSep flatten optionalString optionals;
 in
@@ -113,6 +152,7 @@ stdenv.mkDerivation rec {
 
   # Common libraries, referenced during runtime, via the wrapper.
   passthru.libraries = callPackages ./libraries.nix { inherit libSrc; };
+  passthru.callPackage = newScope { inherit addonPath python3; };
   base = callPackage ./base.nix {
     inherit stable baseName;
     inherit kicadSrc kicadVersion;
@@ -131,7 +171,7 @@ stdenv.mkDerivation rec {
   dontFixup = true;
 
   pythonPath = optionals (withScripting)
-    [ wxPython python.pkgs.six python.pkgs.requests ];
+    [ wxPython python.pkgs.six python.pkgs.requests ] ++ addonsDrvs;
 
   nativeBuildInputs = [ makeWrapper ]
     ++ optionals (withScripting)
@@ -164,6 +204,17 @@ stdenv.mkDerivation rec {
     "--set-default KICAD7_SYMBOL_DIR ${symbols}/share/kicad/symbols"
     "--set-default KICAD7_TEMPLATE_DIR ${template_dir}"
   ]
+  ++ optionals (addons != [ ]) (
+    let stockDataPath = symlinkJoin {
+      name = "kicad_stock_data_path";
+      paths = [
+        "${base}/share/kicad"
+        "${addonsJoined}/share/kicad"
+      ];
+    };
+    in
+    [ "--set-default NIX_KICAD7_STOCK_DATA_PATH ${stockDataPath}" ]
+  )
   ++ optionals (with3d)
   [
     "--set-default KICAD7_3DMODEL_DIR ${packages3d}/share/kicad/3dmodels"