adding some initial, if not entirely useful foundations

lg_webOS/json-list.rb

@@ -0,0 +1,39 @@
+#!/usr/bin/env ruby
+## json-list.rb - call /json/list?t=1477610858021..0
+
+require_relative '../lib/util'
+require 'json'
+
+u = Utility.new
+
+h = ARGV.first || '10.10.10.1'
+p = 9998
+
+start = 1477610858021
+start = 1477610600000
+SPACER = 1_000
+
+start.downto(0).each do |i|
+
+  # TODO figure out a good way to abstract this and put in utility class
+  if (i % SPACER).eql?(0)
+    puts sprintf('  [%s/%s] [%.2f%%]', i, start, (start.to_f / i.to_f) * 100)
+  end
+
+  url      = sprintf('http://%s:%s/json/list?t=%s', h, p, i)
+  data     = nil
+
+  begin
+    response = Utility.get_url(url)
+    data = JSON.parse(response.body)
+
+    unless data.empty?
+      puts sprintf('INFO: [%s] gave non-empty response[%s]', i, data)
+      File.open('found.txt', 'w') { |f| f.print sprintf('i[%s] data[%s]', i, data) }
+    end
+
+  rescue => e
+    puts sprintf('ERROR: unable to parse[%s]: [%s]', response.body, e.message)
+  end
+
+end