add: VRCNext (vrchat companion desktop app)

2026-08-07 22:04:06 +01:00
parent 3fee7b017c
commit a621ecbbe9
5 changed files with 314 additions and 1 deletions
@@ -0,0 +1,135 @@
+{
+  lib,
+  stdenv,
+  buildDotnetModule,
+  dotnetCorePackages,
+  wrapGAppsHook3,
+  copyDesktopItems,
+  gdk-pixbuf,
+  webkitgtk_4_1,
+  gtk3,
+  glib,
+  libnotify,
+  fontconfig,
+  gst_all_1,
+  zenity,
+  makeDesktopItem,
+  callPackage,
+}:
+let
+  sources = callPackage ../../../../_sources/generated.nix { };
+  src = sources.VRCNext.src;
+  # Version from the nvfetcher tag (v2026.40.6); AppInfo.cs may lag the tag.
+  version = lib.removePrefix "v" sources.VRCNext.version;
+in
+buildDotnetModule rec {
+  pname = "vrcnext";
+  inherit version src;
+
+  projectFile = "VRCNext.csproj";
+  nugetDeps = ./deps.json;
+
+  # This csproj picks its TFM via `$(RuntimeIdentifier.StartsWith('linux'))`.
+  # `dotnet restore --runtime` does NOT set RuntimeIdentifier during project
+  # evaluation (only build/publish do), so pass it as a property or restore
+  # targets net9.0-windows and fails with NETSDK1100.
+  dotnetRestoreFlags = [
+    "-p:RuntimeIdentifier=${dotnetCorePackages.systemToDotnetRid stdenv.hostPlatform.system}"
+  ];
+
+  dotnet-sdk = dotnetCorePackages.sdk_9_0;
+
+  executables = [ "VRCNext" ];
+
+  nativeBuildInputs = [
+    wrapGAppsHook3
+    copyDesktopItems
+  ];
+
+  # gdk-pixbuf so wrapGAppsHook3 emits GDK_PIXBUF_MODULE_FILE (GTK file
+  # dialogs via libnfd.so need icon loaders).
+  buildInputs = [ gdk-pixbuf ];
+
+  # buildDotnetModule already wraps with makeWrapper (dotnetFixupPhase);
+  # fold the gapps args in there instead of double-wrapping.
+  dontWrapGApps = true;
+
+  # Prebuilt native libs (Photino.Native.so, libnfd.so, libSkiaSharp.so)
+  # have no RUNPATH; these get suffixed onto LD_LIBRARY_PATH.
+  runtimeDeps = [
+    webkitgtk_4_1
+    gtk3
+    glib
+    gdk-pixbuf
+    libnotify
+    fontconfig
+    gst_all_1.gstreamer
+    gst_all_1.gst-plugins-base
+    gst_all_1.gst-plugins-good
+    gst_all_1.gst-libav
+  ];
+
+  makeWrapperArgs = [
+    # WebKitGTK's web process dies on Wayland with "Error 71 (Protocol
+    # error) dispatching to Wayland display" when the DMA-BUF renderer
+    # handshake fails (well-known NixOS issue); disable it.
+    "--set"
+    "WEBKIT_DISABLE_DMABUF_RENDERER"
+    "1"
+    # WebKitGTK discovers gstreamer plugins via the plugin path, not LD_LIBRARY_PATH.
+    "--prefix"
+    "GST_PLUGIN_SYSTEM_PATH"
+    ":"
+    (lib.makeSearchPath "lib/gstreamer-1.0" [
+      gst_all_1.gst-plugins-base
+      gst_all_1.gst-plugins-good
+      gst_all_1.gst-libav
+    ])
+    # The app shells out to zenity (dialogs) and notify-send (libnotify).
+    "--prefix"
+    "PATH"
+    ":"
+    (lib.makeBinPath [
+      zenity
+      libnotify
+    ])
+  ];
+
+  preFixup = ''
+    makeWrapperArgs+=("''${gappsWrapperArgs[@]}")
+  '';
+
+  postInstall = ''
+    install -Dm644 "$src/frontend/logo.png" "$out/share/icons/hicolor/512x512/apps/vrcnext.png"
+  '';
+
+  desktopItems = [
+    (makeDesktopItem {
+      name = "vrcnext";
+      exec = "VRCNext %u";
+      icon = "vrcnext";
+      comment = "VRChat companion app";
+      desktopName = "VRCNext";
+      categories = [
+        "Game"
+        "Utility"
+        "Network"
+      ];
+      mimeTypes = [ "x-scheme-handler/vrcn" ];
+      startupWMClass = "VRCNext";
+    })
+  ];
+
+  meta = {
+    description = "VRChat launcher and management system";
+    homepage = "https://github.com/shinyflvre/VRCNext";
+    license = {
+      fullName = "VRCNext Non-Commercial Open Source License (VNCOL) 1.0";
+      shortName = "vncol";
+      url = "https://github.com/shinyflvre/VRCNext/blob/master/LICENSE";
+      free = false;
+    };
+    mainProgram = "VRCNext";
+    platforms = [ "x86_64-linux" ];
+  };
+}