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MB + Last.fm + Discogs = Import!

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This commit is contained in:
magnolia-fan
2011-09-26 09:10:23 +04:00
parent 0e04dba130
commit 7582bd18a5
8 changed files with 246 additions and 154 deletions
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lib/discogs.rb
+118 -86
View File
@@ -4,6 +4,7 @@ class Discogs
self.get_nodes('tmp/data/discogs_artists.xml', 'artist') do |node|
artist = Artist.new(
:name => (node.css('name').first.text),
:original_name => (node.css('name').first.text),
:pic_url => (node.css('images > image[type="primary"]').first.attr('uri') unless node.css('images > image[type="primary"]').empty?),
:status => 1
)
@@ -26,96 +27,127 @@ class Discogs
main_artist = Artist.find_or_create_by_name(node.css('artists > artist > name').first.text)
end
# Creating album
album = Album.new(
:name => (node.css('title').first.text unless node.css('title').empty?),
:artist_id => (main_artist.id unless main_artist.nil?),
:year => (node.css('released').first.text.split('-').first.to_i unless node.css('released').empty?),
:status => 1,
:master => (not node.css('master_id').empty?)
)
# Parsing image
unless node.css('images > image[type="primary"]').empty?
album.pic_url = node.css('images > image[type="primary"]').first.attr('uri')
album.has_pic = 1
else
album.has_pic = 0
end
album.save ## ## ##
# Defining formats
formats = node.css('formats > format > descriptions > description').each do |f|
format = ReleaseFormat.find_or_create_by_name(f.text)
if format.hash.nil?
format.hash = f.text.scan(/\w/).join().downcase
format.save
end
AlbumFormat.new(
:album_id => album.id,
:release_format_id => format.id
).save
end
# Defining genres
unless node.css('genres > genre').empty?
node.css('genres > genre').each do |g|
genre = Genre.find_or_create_by_name(g.text)
AlbumGenre.new(
:album_id => album.id,
:genre_id => genre.id
).save
end
end
# Defining styles
unless node.css('styles > style').empty?
node.css('styles > style').each do |s|
style = Style.find_or_create_by_name(s.text)
AlbumStyle.new(
:album_id => album.id,
:style_id => style.id
).save
end
end
# Writing tracklist
unless node.css('tracklist > track').empty?
node.css('tracklist > track').each do |t|
track = Track.new(
:album_id => album.id,
:name => (t.css('title').first.text unless t.css('title').empty?),
:position => (t.css('position').first.text.to_i(36) unless t.css('position').empty?),
:country => (node.css('country').first.text unless node.css('country').empty?),
:length => (self.duration_to_length(t.css('duration').first.text) unless t.css('duration').empty?)
)
track.save
if t.css('artists > artist').empty?
TrackArtist.new(
:track_id => track.id,
:artist_id => (main_artist.id unless main_artist.nil?),
:main => true
).save
else
t.css('artists > artist').each_with_index do |a, i|
t_artist = Artist.find_or_create_by_name(a.css('name').first.text)
TrackArtist.new(
:track_id => track.id,
:artist_id => t_artist.id,
:main => (i == 0),
:join => a.css('join').first.text
).save
end
end
end
end
self.save_album main_artist, node
end
end
def self.save_album main_artist, album, node
unless node.css('master').empty?
album.master_id = node.css('master').first.attr('id')
end
# Parsing image
# unless node.css('images > image[type="primary"]').empty?
# album.pic_url = node.css('images > image[type="primary"]').first.attr('uri')
# album.has_pic = 1
# else
# if node.css('images > image[type="secondary"]').empty?
# album.has_pic = 0
# else
# album.pic_url = node.css('images > image[type="secondary"]').first.attr('uri')
# album.has_pic = 1
# end
# end
album.save ## ## ##
# Defining formats
formats = node.css('formats > format > descriptions > description').each do |f|
format = ReleaseFormat.find_or_create_by_name(f.text)
if format.hash.nil?
format.hash = f.text.scan(/\w/).join().downcase
format.save
end
AlbumFormat.new(
:album_id => album.id,
:release_format_id => format.id
).save
end
# Defining genres
unless node.css('genres > genre').empty?
node.css('genres > genre').each do |g|
genre = Genre.find_or_create_by_name(g.text)
AlbumGenre.new(
:album_id => album.id,
:genre_id => genre.id
).save
end
end
# Defining styles
unless node.css('styles > style').empty?
node.css('styles > style').each do |s|
style = Style.find_or_create_by_name(s.text)
AlbumStyle.new(
:album_id => album.id,
:style_id => style.id
).save
end
end
# Writing tracklist
unless node.css('tracklist > track').empty?
node.css('tracklist > track').each do |t|
track = Track.new(
:album_id => album.id,
:name => (t.css('title').first.text unless t.css('title').empty?),
:position => (t.css('position').first.text.scan(/[a-zA-Z0-9]/).join('').to_i(36) unless t.css('position').empty?),
:country => (node.css('country').first.text unless node.css('country').empty?),
:length => (self.duration_to_length(t.css('duration').first.text) unless t.css('duration').empty?)
)
track.save
if t.css('artists > artist').empty?
TrackArtist.new(
:track_id => track.id,
:artist_id => (main_artist.id unless main_artist.nil?),
:main => true,
:name => main_artist.name
).save
else
t.css('artists > artist').each_with_index do |a, i|
t_artist = Artist.find_or_create_by_name(a.css('name').first.text)
TrackArtist.new(
:track_id => track.id,
:artist_id => t_artist.id,
:main => (i == 0),
:join => a.css('join').first.text,
:name => a.css('name').first.text
).save
end
end
end
end
end
def self.get_master_albums url
x = Nokogiri::HTML(open(url,
'User-Agent' => 'Haven Search Bot',
'Cookie' => 'artist_layout=med; artist_limit=500'
).read)
albums = []
split = 0
x.css('table.discography > tbody > tr').each do |_|
if _.attr('class') == 'credit_header'
split+=1
end
if split == 2
break
end
if _.attr('class').match(/^main.*/) and _.css('td')[3].text.scan(/\d/).join('') != '' and _.css('a.mr_toggler').length == 1
albums << {
:uri => (_.attr('class').match(/master/) ? 'master/' : 'release/')+_.attr('id')[1,100],
:title => _.css('h4 > a').first.text,
:year => _.css('td')[3].text.scan(/\d/).join('')
}
end
end
albums
end
private
def self.get_nodes filename, nodename, &block
lib/tasks/lastfm_import.rake
+2
View File
@@ -2,6 +2,7 @@ namespace :lastfm do
namespace :import do
desc 'Import top 1000 artists from last.fm'
task :top => :environment do
ActiveRecord::Base.logger = Logger.new('/dev/null')
ImportController.parseLastfmXML('tmp/data/top1000.xml').each do |artist|
puts artist[:name] + (artist[:mbid].empty? ? '' : ' (' + artist[:mbid] + ')')
record = Artist.find_or_create_by_name(artist[:name])
@@ -19,6 +20,7 @@ namespace :lastfm do
end
end
task :hyped => :environment do
ActiveRecord::Base.logger = Logger.new('/dev/null')
ImportController.parseLastfmXML('tmp/data/hyped500.xml').each do |artist|
puts artist[:name] + (artist[:mbid].empty? ? '' : ' (' + artist[:mbid] + ')')
record = Artist.find_or_create_by_name(artist[:name])
lib/tasks/music_artist_import.rake
+8
View File
@@ -0,0 +1,8 @@
namespace :music do
namespace :artist do
desc 'Imports artist'
task :import => :environment do
ImportController.importArtist('Jet')
end
end
end