Bringing on

app/models/album.rb

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+class Album < ActiveRecord::Base
+end

app/models/artist.rb

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+class Artist < ActiveRecord::Base
+end

app/models/music_brainz_artist.rb

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+class MusicBrainzArtist < ActiveRecord::Base
+  
+  establish_connection :musicbrainz
+	set_table_name 'musicbrainz.bh_artist'
+	
+	has_many :albums, :conditions => "release_type = 1", :order => 'year ASC, id ASC'
+
+	def self.getByName(name)
+		Artist.first(:conditions => ['name = ? AND id=credit_id', name], :order => 'rating DESC')
+	end
+
+	def self.getLastFmAutocomplete(query)
+		return nil if query.nil? or query.strip.empty?
+
+		json = ActiveSupport::JSON.decode(open(
+		  'http://www.last.fm/search/autocomplete' <<
+		  '?q=' << URI.escape(query)
+    ).read)
+    return json.empty? ? nil : json
+	end
+end

app/models/track.rb

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+class Track < ActiveRecord::Base
+end