soma.rb

#!/usr/bin/env ruby
require 'json'

def load_json(url) JSON.parse(`wget -q -O- #{url}`) end

class String
  #extend: http://misc.flogisoft.com/bash/tip_colors_and_formatting
  def black;         "\e[30m#{self}\e[0m" end
  def red;           "\e[31m#{self}\e[0m" end
  def green;         "\e[32m#{self}\e[0m" end
  def brown;         "\e[33m#{self}\e[0m" end
  def blue;          "\e[34m#{self}\e[0m" end
  def magenta;       "\e[35m#{self}\e[0m" end
  def cyan;          "\e[36m#{self}\e[0m" end
  def gray;          "\e[37m#{self}\e[0m" end
  def bg_black;      "\e[40m#{self}\e[0m" end
  def bg_red;        "\e[41m#{self}\e[0m" end
  def bg_green;      "\e[42m#{self}\e[0m" end
  def bg_brown;      "\e[43m#{self}\e[0m" end
  def bg_blue;       "\e[44m#{self}\e[0m" end
  def bg_magenta;    "\e[45m#{self}\e[0m" end
  def bg_cyan;       "\e[46m#{self}\e[0m" end
  def bg_gray;       "\e[47m#{self}\e[0m" end
  def bold;          "\e[1m#{self}\e[22m" end
  def italic;        "\e[3m#{self}\e[23m" end
  def underline;     "\e[4m#{self}\e[24m" end
  def blink;         "\e[5m#{self}\e[25m" end
  def reverse_color; "\e[7m#{self}\e[27m" end
end


if !ARGV[0]
  channels = load_json('http://somafm.com/channels.json')['channels']
  sizes = channels.reduce(Hash.new(0)){|s,e| e.each{|k,v| s[k] = s[k]<v.to_s.size ? v.to_s.size : s[k]}; s}

  channels.each_with_index do |c,i|
    print i.to_s.ljust(5).red.bold
    print c['id'].ljust(sizes['id']+2).magenta
    print c['title'].ljust(sizes['title']+2).green
    puts  c['description'].cyan
  end

  print "\nWhich channel nr would you like to hear? > "
  nr = gets.chomp.to_i
  channel_id = channels[nr]['id']
  puts "\nTuning into #{channels[nr]['title']}...\n\n"
else
  channel_id = ARGV[0].chomp
  puts "Tuning into #{channel_id}...\n\n"
end

Thread.new{
  current_song = ''
  loop do
    sleep 10
    song = load_json("http://somafm.com/songs/#{channel_id}.json")['songs'].first
    if song != current_song
      print "\n#{Time.now.strftime('%F %R')}: ".blue
      print "Now playing: ".red
      print song['artist'].bold.brown
      print ' - '.bold.red
      print song['title'].bold.brown
      if song['album']!=''
        print ' - '.bold.red
        print song['album'].green
      end
      puts "\n"
      current_song = song
    end
  end
}

if (/darwin/ =~ RUBY_PLATFORM) != nil # mac
  `/Applications/VLC.app/Contents/MacOS/VLC -q -I dummy http://ice.somafm.com/#{channel_id}`
else # linux
  `cvlc -q http://ice.somafm.com/#{channel_id}`
end