dan.thoughts

#!/usr/bin/ruby
 
require 'rubygems'
require 'net/http'
require 'cgi'
require 'xmlsimple'
 
# key from API documentation
$lastfm_key = "b25b959554ed76058ac220b7b2e0a026" 
$lastfm_host = "ws.audioscrobbler.com"
 
def fetch_cover(artist, album)
	artist = CGI.escape(artist)
	album = CGI.escape(album)
 
	path = "/2.0/?method=album.getinfo&api_key=#{$lastfm_key}&artist=#{artist}&album=#{album}"
	data = Net::HTTP.get($lastfm_host, path)
	xml = XmlSimple.xml_in(data)
	if xml['status'] == 'ok' then
		album = xml['album'][0]
 
		cover = {
			:small => album['image'][1]['content'],
			:medium => album['image'][2]['content'],
			:big => album['image'][3]['content']
		}
 
		return cover
	end
 
	return nil
end
 
puts fetch_cover('Nickelback', 'Dark Horse').inspect