From 2c032a6e9af08870e1abf11db495ac9f842281d9 Mon Sep 17 00:00:00 2001
From: Moritz Bunkus <moritz@bunkus.org>
Date: Tue, 22 Dec 2015 19:26:07 +0100
Subject: [PATCH] tools: script for outputting SimpleTags as JSON

---
 src/scripts/simpletags_to_json.rb | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100755 src/scripts/simpletags_to_json.rb

diff --git a/src/scripts/simpletags_to_json.rb b/src/scripts/simpletags_to_json.rb
new file mode 100755
index 000000000..46a664ef5
--- /dev/null
+++ b/src/scripts/simpletags_to_json.rb
@@ -0,0 +1,24 @@
+#!/usr/bin/env ruby
+
+require "json"
+require "nokogiri"
+require "pp"
+
+fail "No file name" if ARGV.empty?
+
+input  = Nokogiri::XML(`mkvextract tags #{ARGV[0]}`)
+
+new_tags = input.css("Tags Tag").collect do |tag|
+  uid = tag.css("Targets TrackUID").first
+  next unless uid
+
+  simple_tags = tag.css("Simple").collect do |simple|
+    [ simple.css("Name").first.text, simple.css("String").first.text ]
+  end
+
+  { uid:  uid.text.to_i,
+    tags: Hash[ *simple_tags.sort_by(&:first).flatten ],
+  }
+end
+
+puts JSON.pretty_generate(new_tags)