nixos/xdg/mime: support glob (#340800) (bcfb2951) · Commits · nix / nixpkgs

nixos/modules/config/xdg/mime.nix

+47 −14

Original line number	Diff line number	Diff line
		@@ -32,15 +32,15 @@ in
		default = { };
		example = {
		"application/pdf" = "firefox.desktop";
		"text/xml" = [
		"text/*" = [
		"nvim.desktop"
		"codium.desktop"
		];
		};
		description = ''
		Adds associations between mimetypes and applications. See the
		[
		specifications](https://specifications.freedesktop.org/mime-apps-spec/latest/associations) for more information.
		[specifications](https://specifications.freedesktop.org/mime-apps-spec/latest/associations) for more information.
		Globs in all variations are supported.
		'';
		};

		@@ -49,15 +49,15 @@ in
		default = { };
		example = {
		"application/pdf" = "firefox.desktop";
		"image/png" = [
		"image/*" = [
		"sxiv.desktop"
		"gimp.desktop"
		];
		};
		description = ''
		Sets the default applications for given mimetypes. See the
		[
		specifications](https://specifications.freedesktop.org/mime-apps-spec/latest/default) for more information.
		[specifications](https://specifications.freedesktop.org/mime-apps-spec/latest/default) for more information.
		Globs in all variations are supported.
		'';
		};

		@@ -65,7 +65,7 @@ in
		type = associationOptions;
		default = { };
		example = {
		"audio/mp3" = [
		"audio/*" = [
		"mpv.desktop"
		"umpv.desktop"
		];
		@@ -73,22 +73,55 @@ in
		};
		description = ''
		Removes associations between mimetypes and applications. See the
		[
		specifications](https://specifications.freedesktop.org/mime-apps-spec/latest/associations) for more information.
		[specifications](https://specifications.freedesktop.org/mime-apps-spec/latest/associations) for more information.
		Globs in all variations are supported.
		'';
		};
		};

		config = lib.mkIf cfg.enable {
		environment.etc."xdg/mimeapps.list" =
		let
		generateMimeScript =
		title: attrs:
		lib.optionalString (attrs != { }) ''
		echo "[${title}]" >> $out
		''
		+ (lib.concatStringsSep "\n" (
		lib.attrValues (
		lib.mapAttrs (
		k: v: ''generateMimeItem "${k}" "${if lib.isList v then lib.concatStringsSep ";" v else v}"''
		) attrs
		)
		));
		in
		lib.mkIf
		(cfg.addedAssociations != { } \|\| cfg.defaultApplications != { } \|\| cfg.removedAssociations != { })
		{
		text = lib.generators.toINI { } {
		source = pkgs.runCommandLocal "mimeapps.list" { } ''
		function generateMimeItem() {
		mime=$1
		app=$2
		if [[ $mime == ""* ]]; then
		while read line; do
		if [[ $line == $mime ]]; then
		echo "$line=$app" >> $out
		fi
		done < ${pkgs.shared-mime-info}/share/mime/types
		else
		echo "$mime=$app" >> $out
		fi
		}
		${lib.concatStringsSep "\n" (
		lib.attrValues (
		lib.mapAttrs generateMimeScript {
		"Added Associations" = cfg.addedAssociations;
		"Default Applications" = cfg.defaultApplications;
		"Removed Associations" = cfg.removedAssociations;
		};
		}
		)
		)}
		'';
		};

		environment.pathsToLink = [ "/share/mime" ];

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