From 631b2348f356ce7e3e46b3327b7adcd03abd51cd Mon Sep 17 00:00:00 2001
From: Lev Livnev <lev@liv.nev.org.uk>
Date: Sun, 19 May 2019 10:51:48 +0100
Subject: [PATCH 1/2] maintainers: add livnev

---
 maintainers/maintainer-list.nix | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 426113b79189..c9de19dc93f0 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -2927,6 +2927,15 @@
     github = "listx";
     name = "Linus Arver";
   };
+  livnev = {
+    email = "lev@liv.nev.org.uk";
+    github = "livnev";
+    name = "Lev Livnev";
+    keys = [{
+      longkeyid = "rsa2048/0x68FF81E6A7850F49";
+      fingerprint = "74F5 E5CC 19D3 B5CB 608F  6124 68FF 81E6 A785 0F49";
+    }];
+  };
   luis = {
       email = "luis.nixos@gmail.com";
       github = "Luis-Hebendanz";

From cd032364b6598a175b80b1f5e26ec7f24b8f0141 Mon Sep 17 00:00:00 2001
From: Lev Livnev <lev@liv.nev.org.uk>
Date: Sun, 24 Feb 2019 18:08:35 +0000
Subject: [PATCH 2/2] tree-from-tags: init at 1.1 tree-from-tags is a tool for
 organising tagged audio into a tree, commonly used with bongo, a
 buffer-oriented media player for emacs

---
 .../applications/audio/tree-from-tags/Gemfile |  3 ++
 .../audio/tree-from-tags/Gemfile.lock         | 13 +++++++
 .../audio/tree-from-tags/default.nix          | 37 +++++++++++++++++++
 .../audio/tree-from-tags/gemset.nix           | 10 +++++
 pkgs/top-level/all-packages.nix               |  2 +
 5 files changed, 65 insertions(+)
 create mode 100644 pkgs/applications/audio/tree-from-tags/Gemfile
 create mode 100644 pkgs/applications/audio/tree-from-tags/Gemfile.lock
 create mode 100644 pkgs/applications/audio/tree-from-tags/default.nix
 create mode 100644 pkgs/applications/audio/tree-from-tags/gemset.nix

diff --git a/pkgs/applications/audio/tree-from-tags/Gemfile b/pkgs/applications/audio/tree-from-tags/Gemfile
new file mode 100644
index 000000000000..24f308f3f423
--- /dev/null
+++ b/pkgs/applications/audio/tree-from-tags/Gemfile
@@ -0,0 +1,3 @@
+source "https://rubygems.org"
+
+gem "taglib-ruby"
diff --git a/pkgs/applications/audio/tree-from-tags/Gemfile.lock b/pkgs/applications/audio/tree-from-tags/Gemfile.lock
new file mode 100644
index 000000000000..2ef77caa6f69
--- /dev/null
+++ b/pkgs/applications/audio/tree-from-tags/Gemfile.lock
@@ -0,0 +1,13 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    taglib-ruby (0.7.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  taglib-ruby
+
+BUNDLED WITH
+   1.16.3
diff --git a/pkgs/applications/audio/tree-from-tags/default.nix b/pkgs/applications/audio/tree-from-tags/default.nix
new file mode 100644
index 000000000000..cdee979768cf
--- /dev/null
+++ b/pkgs/applications/audio/tree-from-tags/default.nix
@@ -0,0 +1,37 @@
+{ stdenv, bundlerEnv, ruby, fetchFromGitHub }:
+let
+  version = "1.1";
+  gems = bundlerEnv {
+    name = "tree-from-tags-${version}-gems";
+    inherit ruby;
+    gemdir  = ./.;
+  };
+in stdenv.mkDerivation {
+  name = "tree-from-tags-${version}";
+  src = fetchFromGitHub {
+    owner  = "dbrock";
+    repo   = "bongo";
+    rev    = version;
+    sha256 = "1nszph9mn98flyhn1jq3y6mdh6jymjkvj5ng36ql016dj92apvhv";
+  };
+  buildInputs = [ gems ruby ];
+  installPhase = ''
+    mkdir -p $out/{bin,share}
+    cp tree-from-tags.rb $out/share/
+    bin=$out/bin/tree-from-tags
+# we are using bundle exec to start in the bundled environment
+    cat > $bin <<EOF
+#!/bin/sh -e
+exec ${gems}/bin/bundle exec ${ruby}/bin/ruby "$out"/share/tree-from-tags.rb "\$@"
+EOF
+    chmod +x $bin
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Create file hierarchies from media tags";
+    homepage = https://www.emacswiki.org/emacs/Bongo;
+    platforms = ruby.meta.platforms;
+    maintainers = [ maintainers.livnev maintainers.dbrock ];
+    license = licenses.gpl2Plus;
+  };
+}
diff --git a/pkgs/applications/audio/tree-from-tags/gemset.nix b/pkgs/applications/audio/tree-from-tags/gemset.nix
new file mode 100644
index 000000000000..20e10e9d93b0
--- /dev/null
+++ b/pkgs/applications/audio/tree-from-tags/gemset.nix
@@ -0,0 +1,10 @@
+{
+  taglib-ruby = {
+    source = {
+      remotes = ["https://rubygems.org"];
+      sha256 = "0r8g7zdncc6243d000jn0grc1n70rn9mx16vggy3q7c4wgsa37xi";
+      type = "gem";
+    };
+    version = "0.7.1";
+  };
+}
\ No newline at end of file
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 03ae106c481a..422f37c60e71 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -20646,6 +20646,8 @@ in
 
   trayer = callPackage ../applications/window-managers/trayer { };
 
+  tree-from-tags = callPackage ../applications/audio/tree-from-tags { };
+
   tdrop = callPackage ../applications/misc/tdrop { };
 
   tree = callPackage ../tools/system/tree {};