oldhaven/app/controllers/import_controller.rb

class ImportController < ApplicationController
  def self.importArtist name
    # Get artist from MB
    mb_artist = MusicBrainzArtist.getByName(name)
    # # Save artist
    artist_xml = open(
      'http://ws.audioscrobbler.com/2.0/'+
      '?method=artist.getinfo&api_key=04fda005dbf61a50af5abc3e90f111f2'+
      '&artist='+ URI.escape(name)).read
    artist = Artist.new
    artist.name = mb_artist.name
    artist.desc = artist_xml.scan(/<summary><\!\[CDATA\[?(.*)\]\]><\/summary>/m)[0][0]
    artist.pic_url = artist_xml.scan(/<image\ssize=\"extralarge\">?(.*)<\/image>/)[0][0]
    artist.save
    # Get albums from MB
    mb_albums = MusicBrainzAlbum.where('artist_id = ? AND release_type = 1', mb_artist.id).order('year ASC, id ASC')
    mb_albums.each do |mb_album|
      # Get album releases from MB
      mb_releases = MusicBrainzRelease.where('album_id = ? AND release_type = 1', mb_album.id).order('date ASC, id ASC')
      unless mb_releases.empty?
        # Get tracks from the first release and then exclude release
        mb_main_tracks = MusicBrainzTrack.where('release_id IN (?)', mb_releases.shift.id).order('position ASC')
        unless mb_main_tracks.empty?
          # Saving album
          album_xml = open(
            'http://ws.audioscrobbler.com/2.0/'+
            '?method=album.getinfo&api_key=04fda005dbf61a50af5abc3e90f111f2'+
            '&artist='+ URI.escape(name).gsub(/\&/, '%26').gsub(/\?/, '%3F')+
            '&album='+ URI.escape(mb_album.name).gsub(/\&/, '%26').gsub(/\?/, '%3F')).read
          album = Album.new
          album.name = mb_album.name
          album.year = mb_album.year
          album.artist_id = artist.id
          album.status = 1
          album.pic_url = album_xml.scan(/<image\ssize=\"extralarge\">?(.*)<\/image>/)[0][0]
          album.save
          # Creating hashed array for matching
          mb_main_tracks_hashed = []
          mb_main_tracks.each do |mb_track|
            mb_main_tracks_hashed << mb_track.name.downcase.scan(/[a-z0-9]*/).join
          end
          # Getting other releases ids
          release_ids = []
          mb_releases.each do |mb_release|
            release_ids << mb_release.id
          end
          # Searching for tracks in other releases
          mb_other_tracks = MusicBrainzTrack.where('release_id IN (?)', release_ids).order('position ASC')
          mb_bonus_tracks = []
          mb_other_tracks.each do |mb_track|
            unless mb_main_tracks_hashed.include? mb_track.name.downcase.scan(/[a-z0-9]*/).join
              mb_bonus_tracks << mb_track
            end
          end # mb_other_tracks.each do |mb_track|
          # Saving tracks
          mb_main_tracks.each do |mb_track|
            track = Track.new
            track.name = mb_track.name
            track.album_id = album.id
            track.position = mb_track.position
            track.length = mb_track.length
            track.bonus = 0
            track.live = mb_track.name.downcase.include? 'live'
            track.acoustic = mb_track.name.downcase.include? 'acoustic'
            track.save
          end #mb_main_tracks.each do |mb_track|
          mb_bonus_tracks.each do |mb_track|
            track = Track.new
            track.name = mb_track.name
            track.album_id = album.id
            track.position = mb_track.position
            track.length = mb_track.length
            track.bonus = 1
            track.live = mb_track.name.downcase.include? 'live'
            track.acoustic = mb_track.name.downcase.include? 'acoustic'
            track.save
          end # mb_bonus_tracks.each do |mb_track|
        end # unless mb_main_tracks.empty?
      end # unless mb_releases.empty?
    end # mb_albums.each do |mb_album|
  end # def self.importArtist name
end