rott-shareware: include shareware data

pkgs/by-name/ro/rott/package.nix

@@ -2,22 +2,41 @@
   stdenv,
   lib,
   fetchurl,
+  fetchzip,
   SDL_compat,
   SDL_mixer,
   makeDesktopItem,
   copyDesktopItems,
+  unzip,
   buildShareware ? false,
+  withSharewareData ? buildShareware,
 }:
+assert withSharewareData -> buildShareware;
+
+let
+  datadir = "share/data/rott-shareware/";
+in
 stdenv.mkDerivation (finalAttrs: {
   pname = "rott";
   version = "1.1.2";
 
-  src = fetchurl {
-    url = "https://icculus.org/rott/releases/${finalAttrs.pname}-${finalAttrs.version}.tar.gz";
-    hash = "sha256-ECUW6MMS9rC79sYj4fAcv7vDFKzorf4fIB1HsVvZJ/8=";
-  };
+  __structuredAttrs = true;
+  srcs =
+    [
+      (fetchurl {
+        url = "https://icculus.org/rott/releases/${finalAttrs.pname}-${finalAttrs.version}.tar.gz";
+        hash = "sha256-ECUW6MMS9rC79sYj4fAcv7vDFKzorf4fIB1HsVvZJ/8=";
+      })
+    ]
+    ++ lib.optional withSharewareData (fetchzip {
+      url = "http://icculus.org/rott/share/1rott13.zip";
+      hash = "sha256-l0pP+mNPAabGh7LZrwcB6KOhPRSycrZpAlPVTyDXc6Y=";
+      stripRoot = false;
+    });
+
+  sourceRoot = "rott-${finalAttrs.version}/rott";
 
-  nativeBuildInputs = [ copyDesktopItems ];
+  nativeBuildInputs = [ copyDesktopItems ] ++ lib.optional withSharewareData unzip;
 
   buildInputs = [
     SDL_compat
@@ -26,15 +45,18 @@ stdenv.mkDerivation (finalAttrs: {
 
   enableParallelBuilding = true;
 
-  sourceRoot = "rott-${finalAttrs.version}/rott";
-
   makeFlags = [
     "SHAREWARE=${if buildShareware then "1" else "0"}"
+    ''EXTRACFLAGS=-DDATADIR=\"${if withSharewareData then "${placeholder "out"}/${datadir}" else ""}\"''
   ];
 
   installPhase = ''
     runHook preInstall
 
+    ${lib.optionalString withSharewareData ''
+      mkdir -p "$out/${datadir}"
+      unzip -d "$out/${datadir}" ../../source/ROTTSW13.SHR
+    ''}
     install -Dm755 -t $out/bin rott
 
     runHook postInstall
@@ -53,7 +75,7 @@ stdenv.mkDerivation (finalAttrs: {
     description = "SDL port of Rise of the Triad";
     mainProgram = "rott";
     homepage = "https://icculus.org/rott/";
-    license = lib.licenses.gpl2Plus;
+    license = with lib.licenses; [ gpl2Plus ] ++ lib.optional withSharewareData unfreeRedistributable;
     maintainers = with lib.maintainers; [ sander ];
     platforms = lib.platforms.all;
   };