stevenblack-blocklist: split files into separate outputs

pkgs/by-name/st/stevenblack-blocklist/package.nix

@@ -11,10 +11,51 @@ stdenvNoCC.mkDerivation (finalAttrs: {
   src = fetchFromGitHub {
     owner = "StevenBlack";
     repo = "hosts";
-    rev = finalAttrs.version;
+    rev = "refs/tags/${finalAttrs.version}";
     hash = "sha256-tahf6mdtmZofwMZfMsuDAqCR/V1qZt6vV+o6t4YTKG0=";
   };
 
+  outputs = [
+    # default src fallback
+    "out"
+
+    # base hosts file
+    "ads"
+
+    # extensions only
+    "fakenews"
+    "gambling"
+    "porn"
+    "social"
+  ];
+
+  dontConfigure = true;
+  dontBuild = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out $ads $fakenews $gambling $porn $social
+
+    # out
+    find alternates -type f -not -name "hosts" -exec rm {} +
+    cp -r alternates $out
+    install -Dm644 hosts $out
+
+    # ads
+    install -Dm644 hosts $ads
+
+    # extensions
+    install -Dm644 alternates/fakenews-only/hosts $fakenews
+    install -Dm644 alternates/gambling-only/hosts $gambling
+    install -Dm644 alternates/porn-only/hosts $porn
+    install -Dm644 alternates/social-only/hosts $social
+
+    runHook postInstall
+  '';
+
+  passthru.updateScript = nix-update-script { };
+
   meta = with lib; {
     description = "Unified hosts file with base extensions";
     homepage = "https://github.com/StevenBlack/hosts";