1 files changed, 120 insertions, 0 deletions
diff --git a/derivation.nix b/derivation.nix
new file mode 100644
index 0000000..b53e408
--- /dev/null
+++ b/derivation.nix
@@ -0,0 +1,120 @@
+{ pkgs ? import <nixpkgs> {},
+  stdenv ? pkgs.stdenv,
+  lib ? pkgs.lib,
+  ldc ? null,
+  dcompiler ? pkgs.ldc,
+  dub ? pkgs.dub
+}:
+assert dcompiler != null;
+with (
+  assert dcompiler != null;
+  with lib;
+  let
+    # Filter function to remove the .dub package folder from src
+    filterDub = name: type: let baseName = baseNameOf (toString name); in ! (
+      type == "directory" && baseName == ".dub"
+    );
+    targetOf = package: "${package.targetPath or "."}/${package.targetName or package.name}";
+    # Remove reference to build tools and library sources
+    disallowedReferences = deps: [ dcompiler dub ];
+    removeExpr = refs: ''remove-references-to ${lib.concatMapStrings (ref: " -t ${ref}") refs}'';
+  in {
+    mkDubDerivation = lib.makeOverridable ({
+      src,
+      nativeBuildInputs ? [],
+      dubJSON ? src + "/dub.json",
+      passthru ? {},
+      package ? lib.importJSON dubJSON,
+      ...
+    } @ attrs: stdenv.mkDerivation (attrs // {
+      pname = package.name;
+      nativeBuildInputs = [ dcompiler dub pkgs.removeReferencesTo ] ++ nativeBuildInputs;
+      disallowedReferences = disallowedReferences deps;
+      passthru = passthru // {
+        inherit dub dcompiler pkgs;
+      };
+      src = lib.cleanSourceWith {
+        filter = filterDub;
+        src = lib.cleanSource src;
+      };
+      preFixup = ''
+        find $out/share/cgi-bin -type f -exec ${removeExpr (disallowedReferences deps)} '{}' + || true
+      '';
+      buildPhase = ''
+        runHook preBuild
+        export HOME=$PWD
+        for dc_ in dmd ldmd2 gdmd; do
+          echo "- check for D compiler $dc_"
+          dc=$(type -P $dc_ || echo "")
+          if [ ! "$dc" == "" ]; then
+            break
+          fi
+        done
+        if [ "$dc" == "" ]; then
+          exit "Error: could not find D compiler"
+        fi
+        echo "$dc_ used as D compiler to build $pname"
+        dub build --compiler=$dc --build=release --combined --skip-registry=all
+        runHook postBuild
+      '';
+      checkPhase = ''
+        runHook preCheck
+        export HOME=$PWD
+        dub test --combined --skip-registry=all
+        runHook postCheck
+      '';
+      installPhase = ''
+        runHook preInstall
+        mkdir -p $out/share/cgi-bin
+        cp -r "${targetOf package}" $out/share/cgi-bin
+        install -m755 -D $out/share/cgi-bin/spine_search spine_search
+        runHook postInstall
+      '';
+      postInstall = ''
+        echo "HERE ${targetOf package} $out/share/cgi-bin"
+        echo `ls -la $out/share/cgi-bin/spine_search`
+      '';
+      meta = lib.optionalAttrs (package ? description) {
+        description = package.description;
+      } // attrs.meta or {};
+    } // lib.optionalAttrs (!(attrs ? version)) {
+      name = package.name; # use name from dub.json, unless pname and version are specified
+    }));
+  }
+);
+mkDubDerivation rec {
+  name = "spine-search-${version}";
+  version = "0.12.0";
+  src = ./.;
+  buildInputs = [
+    pkgs.sqlite (
+      with pkgs; [
+        nixVersions.unstable #nixFlakes
+        ## package manager
+        dub
+        ## compiler
+        ldc
+        rund
+        ## linker
+        #lld
+        #mold
+        ## builder
+        #ninja
+        sqlite
+      ]
+    )
+  ];
+  meta = with pkgs.lib; {
+    pname       = "spine-search";
+    version     = "0.12.0";
+    homepage    = "https://sisudoc.org";
+    description = "cgi sqlite search form for document object search";
+    longDescription = ''
+      A sisu like parser and document generator
+      ...
+    '';
+    license     = licenses.agpl3Plus;
+    platforms   = platforms.linux;
+    maintainers = [ "RalphAmissah" ];
+  };
+}