[Backport release-25.05] yt-dlp: 2025.10.22 -> 2025.11.12, add JS runtime

pkgs/by-name/yt/yt-dlp/package.nix

@@ -1,14 +1,16 @@
 {
   lib,
   python3Packages,
+  atomicparsley,
+  deno,
   fetchFromGitHub,
   ffmpeg-headless,
-  rtmpdump,
-  atomicparsley,
-  pandoc,
   installShellFiles,
+  pandoc,
+  rtmpdump,
   atomicparsleySupport ? true,
   ffmpegSupport ? true,
+  javascriptSupport ? true,
   rtmpSupport ? true,
   withAlias ? false, # Provides bin/youtube-dl for backcompat
   nix-update-script,
@@ -19,14 +21,14 @@ python3Packages.buildPythonApplication rec {
   # The websites yt-dlp deals with are a very moving target. That means that
   # downloads break constantly. Because of that, updates should always be backported
   # to the latest stable release.
-  version = "2025.10.22";
+  version = "2025.11.12";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "yt-dlp";
     repo = "yt-dlp";
     tag = version;
-    hash = "sha256-jQaENEflaF9HzY/EiMXIHgUehAJ3nnDT9IbaN6bDcac=";
+    hash = "sha256-Em8FLcCizSfvucg+KPuJyhFZ5MJ8STTjSpqaTD5xeKI=";
   };
 
   postPatch = ''
@@ -53,6 +55,7 @@ python3Packages.buildPythonApplication rec {
       requests
       urllib3
       websockets
+      yt-dlp-ejs # keep pinned version in sync!
     ];
     curl-cffi = [ python3Packages.curl-cffi ];
     secretstorage = with python3Packages; [
@@ -80,14 +83,15 @@ python3Packages.buildPythonApplication rec {
 
   # Ensure these utilities are available in $PATH:
   # - ffmpeg: post-processing & transcoding support
+  # - deno: required for full YouTube support (since 2025.11.12)
   # - rtmpdump: download files over RTMP
   # - atomicparsley: embedding thumbnails
   makeWrapperArgs =
     let
       packagesToBinPath =
-        [ ]
-        ++ lib.optional atomicparsleySupport atomicparsley
+        lib.optional atomicparsleySupport atomicparsley
         ++ lib.optional ffmpegSupport ffmpeg-headless
+        ++ lib.optional javascriptSupport deno
         ++ lib.optional rtmpSupport rtmpdump;
     in
     lib.optionals (packagesToBinPath != [ ]) [
@@ -111,11 +115,13 @@ python3Packages.buildPythonApplication rec {
     ln -s "$out/bin/yt-dlp" "$out/bin/youtube-dl"
   '';
 
-  passthru.updateScript = nix-update-script { };
+  passthru = {
+    updateScript = nix-update-script { };
+  };
 
   meta = {
     changelog = "https://github.com/yt-dlp/yt-dlp/blob/${version}/Changelog.md";
-    description = "Command-line tool to download videos from YouTube.com and other sites (youtube-dl fork)";
+    description = "Feature-rich command-line audio/video downloader";
     homepage = "https://github.com/yt-dlp/yt-dlp/";
     license = lib.licenses.unlicense;
     longDescription = ''

pkgs/development/python-modules/yt-dlp-ejs/default.nix

@@ -0,0 +1,62 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  fetchNpmDeps,
+  hatch-vcs,
+  hatchling,
+  nodejs,
+  npmHooks,
+}:
+
+buildPythonPackage rec {
+  pname = "yt-dlp-ejs";
+  version = "0.3.1";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "yt-dlp";
+    repo = "ejs";
+    tag = version;
+    hash = "sha256-PoZ7qmrf8en254im2D7fWy9jYiaJwFpq6ZXZP9ouOOQ=";
+  };
+
+  postPatch = ''
+    # remove when upstream has a lock file we support https://github.com/yt-dlp/ejs/issues/29
+    cp ${./package-lock.json} package-lock.json
+
+    # we already ran npm install
+    substituteInPlace hatch_build.py \
+      --replace-fail 'subprocess.run(["npm", "install"], check=True, shell=requires_shell)' ""
+  '';
+
+  npmDeps = fetchNpmDeps {
+    inherit src postPatch;
+    hash = "sha256-2Xzetr2pb8J2w+ghfoTVP6oZTeVbHV7EcovwxElnUbA=";
+  };
+
+  build-system = [
+    hatch-vcs
+    hatchling
+  ];
+
+  nativeBuildInputs = [
+    nodejs
+    npmHooks.npmConfigHook
+  ];
+
+  meta = {
+    changelog = "https://github.com/yt-dlp/ejs/releases/tag/${version}";
+    description = "External JavaScript for yt-dlp supporting many runtimes";
+    homepage = "https://github.com/yt-dlp/ejs/";
+    license = with lib.licenses; [
+      unlicense
+      mit
+      isc
+    ];
+    maintainers = with lib.maintainers; [
+      SuperSandro2000
+      FlameFlag
+    ];
+  };
+}