meta.donationPage: add and set for a few projects (#524711)

doc/redirects.json

@@ -926,6 +926,9 @@
   "var-go-buildTestBinaries": [
     "index.html#var-go-buildTestBinaries"
   ],
+  "var-meta-donationPage": [
+    "index.html#var-meta-donationPage"
+  ],
   "var-meta-identifiers-cpe": [
     "index.html#var-meta-identifiers-cpe"
   ],

doc/stdenv/meta.chapter.md

@@ -61,6 +61,12 @@ Release branch. Used to specify that a package is not going to receive updates t
 
 The package’s homepage. Example: `https://www.gnu.org/software/hello/manual/`
 
+### `donationPage` {#var-meta-donationPage}
+
+The package or project's donation page, if it exists. Example: `https://neovim.io/sponsors/`
+
+Authoritative project URLs are preferred.
+
 ### `downloadPage` {#var-meta-downloadPage}
 
 The page where a link to the current version can be found. Example: `https://ftp.gnu.org/gnu/hello/`

pkgs/by-name/ne/neovim-unwrapped/package.nix

@@ -287,6 +287,7 @@ stdenv.mkDerivation (
       '';
       homepage = "https://neovim.io";
       changelog = "https://github.com/neovim/neovim/releases/tag/${finalAttrs.src.tag}";
+      donationPage = "https://neovim.io/sponsors/";
       mainProgram = "nvim";
       # "Contributions committed before b17d96 by authors who did not sign the
       # Contributor License Agreement (CLA) remain under the Vim license.

pkgs/by-name/vl/vlc/package.nix

@@ -314,6 +314,7 @@ stdenv.mkDerivation (finalAttrs: {
   meta = {
     description = "Cross-platform media player and streaming server";
     homepage = "https://www.videolan.org/vlc/";
+    donationPage = "https://www.videolan.org/contribute.html#money";
     license = lib.licenses.lgpl21Plus;
     maintainers = [ ];
     platforms = lib.platforms.linux;

pkgs/development/libraries/ffmpeg/generic.nix

@@ -1063,6 +1063,7 @@ stdenv.mkDerivation (
         No matter if they were designed by some standards committee, the community or
         a corporation.
       '';
+      donationPage = "https://ffmpeg.org/donations.html";
       license =
         with lib.licenses;
         [ lgpl21Plus ]

pkgs/kde/lib/mk-kde-derivation.nix

@@ -189,6 +189,7 @@ let
   meta = {
     description = projectInfo.${pname}.description;
     homepage = "https://invent.kde.org/${projectInfo.${pname}.repo_path}";
+    donationPage = "https://kde.org/donate/";
     license = lib.filter (l: l != null) (map (l: licensesBySpdxId.${l}) licenseInfo.${pname});
     teams = [ lib.teams.qt-kde ];
     # Platforms are currently limited to what upstream tests in CI, but can be extended if there's interest.

pkgs/stdenv/generic/check-meta.nix

@@ -329,6 +329,7 @@ let
         (listOf str)
         str
       ];
+      donationPage = str;
       downloadPage = str;
       changelog = union [
         (listOf str)