Class: MusicRelease

Inherits:
ActiveRecord::Base
  • Object
show all
Includes:
LastfmRequest
Defined in:
app/models/music_release.rb

Constant Summary collapse

SECONDARY_TYPES_BLACKLIST = 
['Audiobook', 'Compilation', 'DJ-mix', 'Interview', 'Live', 'Remix', 'Spokenword', 'Mixtape/Street']

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from LastfmRequest

included, #lastfm_request

Instance Attribute Details

#releases ⇒ Object

Returns the value of attribute releases.



127
128
129
 
# File 'app/models/music_release.rb', line 127

def releases
  @releases
end

Class Method Details

.by_artist_and_name(releases) ⇒ Object 



15
16
17
18
19
20
21
22
23
24
25
 
# File 'app/models/music_release.rb', line 15

def self.by_artist_and_name(releases)
  # TODO: monitor if there are artists with multiple releases with the same name
  criteria, values = [], []
  
  releases.each do |release|
    criteria << '(LOWER(artist_name) = ? AND LOWER(name) = ?)'
    values += [release.first.downcase.strip, release.last.downcase.strip]
  end
  
  where(criteria.join(' OR '), *values)
end

.enrich_metadata(releases_input) ⇒ Object 



27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
 
# File 'app/models/music_release.rb', line 27

def self.enrich_metadata(releases_input)
  primitive_releases = []
  
  releases_input = if releases_input.is_a? Hash
    list = []
    releases_input.each {|index, release| list << release }
    list
  else
    releases_input
  end
  
  releases_input.each do |release|
    primitive_releases << [release['artist_name'].downcase.strip, release['name'].downcase.strip]
  end
  
  releases = MusicRelease.by_artist_and_name(primitive_releases).limit(500).offset(0)
  primitive_voluntary_releases = releases.map{|t| [t.artist_name.downcase.strip, t.name.downcase.strip]}
  
  unique_primitive_voluntary_releases = primitive_voluntary_releases.select{|t1| primitive_voluntary_releases.select{|t2| t2 == t1 }.length == 1 }
  ambiguous_primitive_voluntary_releases = primitive_voluntary_releases.select{|t1| primitive_voluntary_releases.select{|t2| t2 == t1 }.length > 1 }
  
  new_releases, already_existing_releases = [], []
  
  # make releases uniq this way because releases.uniq removes not persisted releases
  releases.each do |release|
    primitive_release = [release.artist_name.downcase, release.name.downcase]
    
    next if already_existing_releases.include?(primitive_release)
    
    already_existing_releases << primitive_release
  end
  
  primitive_releases.select{|t| !unique_primitive_voluntary_releases.include?(t) }.each do |release|
    release_input = releases_input.select{|t| t['artist_name'].downcase.strip == release.first && t['name'].downcase.strip == release.last}.first
    release = MusicRelease.new(artist_name: release_input['artist_name'], name: release_input['name'])
    release.set_spotify_album_id
    sleep 1
    releases << release
  end
  
  releases.map do |release| 
    hash = { 
      artist_name: release.artist_name, name: release.name
    }
    
    if release.persisted?
      hash[:ambiguous] = ambiguous_primitive_voluntary_releases.include?([release.artist_name.strip.downcase, release.name.strip.downcase])
    else
      hash[:ambiguous] = nil
    end
    
    if hash[:ambiguous]
      hash.merge({
        id: nil, artist_id: nil, mbid: nil, spotify_id: nil, listeners: nil, plays: nil, released_at: nil,
        future_release_date: nil, is_lp: nil
      })
    else
      hash.merge({
        id: release.id, artist_id: release.artist_id, mbid: release.mbid, spotify_id: release.spotify_album_id,
        listeners: release.listeners, plays: release.plays, released_at: release.released_at,
        future_release_date: release.future_release_date, is_lp: release.persisted? ? release.is_lp : nil
      })
    end
  end
end

.format_lastfm_name(name) ⇒ Object 



251
252
253
254
255
 
# File 'app/models/music_release.rb', line 251

def self.format_lastfm_name(name)
  return name if name.nil?
  
  name.gsub(/\(Deluxe Edition\)|\(Deluxe\)|\(Deluxe Version\)|\(Deluxe Package\)|\(Bonus Version\)|\(Legacy Edition\)|\(Standard Version\)|\(Remastered Version\)|\(Remastered\)/i, '').strip
end

Instance Method Details

#find_releases ⇒ Object 



224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
 
# File 'app/models/music_release.rb', line 224

def find_releases
  musicbrainz_release_group, musicbrainz_releases = nil, nil
  
  if mbid.present?
    musicbrainz_release = MusicBrainz::Release.find(mbid)
    
    unless musicbrainz_release.nil?
      musicbrainz_release_group = musicbrainz_release.release_group
      musicbrainz_release_group.releases = nil
      musicbrainz_releases = musicbrainz_release_group.releases
      musicbrainz_release_group = musicbrainz_release_group.to_primitive
    end
  end
  
  if musicbrainz_release_group.nil?
    list = groups(false, true).select{|a| ((is_lp && a.first[:type] == 'Album') || (!is_lp && a.first[:type] != 'Album')) && a.first[:title].downcase == name.downcase }.first
    
    return [] if list.nil?
    
    musicbrainz_release_group, musicbrainz_releases = list
  end
  
  update_attribute(:is_lp, musicbrainz_release_group[:type] == 'Album' ? true : false)
  
  musicbrainz_releases
end

#formatted_released_at_or_future_release_date ⇒ Object 



316
317
318
319
320
321
 
# File 'app/models/music_release.rb', line 316

def formatted_released_at_or_future_release_date 
  if future_release_date.present? then future_release_date
  elsif released_at.present? then released_at.strftime('%d.%m.%Y')
  else nil
  end
end

#get_earliest_release_date(working_releases) ⇒ Object 



337
338
339
340
341
342
343
344
345
346
347
 
# File 'app/models/music_release.rb', line 337

def get_earliest_release_date(working_releases)
  earliest_release_date = nil
  
  working_releases.each do |working_musicbrainz_release|
    if working_musicbrainz_release.date != nil && (earliest_release_date == nil || working_musicbrainz_release.date < earliest_release_date)
      earliest_release_date = working_musicbrainz_release.date
    end
  end
  
  earliest_release_date
end

#get_first_track_nr_of_disc(musicbrainz_release) ⇒ Object 



366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
 
# File 'app/models/music_release.rb', line 366

def get_first_track_nr_of_disc(musicbrainz_release)
  tracks_count_by_disc = {}
   
  musicbrainz_release.media.each do |medium|
    tracks_count_by_disc[medium.position] = medium.tracks.total_count
  end
  
  first_track_nr_of_disc = {}

  musicbrainz_release.media.each do |medium|
    if medium.position.to_i == 1
      first_track_nr_of_disc[medium.position] = 1
      
      next
    end
    
    nr = 0
    
    tracks_count_by_disc.keys.sort.each do |disc_nr|
      tracks_count = tracks_count_by_disc[disc_nr]
      
      break if disc_nr == medium.position
      
      nr += tracks_count
    end
    
    first_track_nr_of_disc[medium.position] = nr + 1
  end
  
  first_track_nr_of_disc
end

#groups(without_limitation, with_releases = false) ⇒ Object 



282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
 
# File 'app/models/music_release.rb', line 282

def groups(without_limitation, with_releases = false)
  musicbrainz_release_groups = MusicBrainz::ReleaseGroup.search(artist.mbid, name) #extra_query: 'AND (type:album OR type:ep OR type:soundtrack)')
  
  if musicbrainz_release_groups.none?
    count, musicbrainz_release_groups = artist.release_groups(nil, [], 0, without_limitation)
    musicbrainz_release_groups = musicbrainz_release_groups.map(&:to_primitive) 
  end
  
  musicbrainz_release_groups = musicbrainz_release_groups.select do |rg| 
    ['Album', 'Soundtrack', 'EP'].include?(rg[:type]) &&
    !rg[:releases].nil? && rg[:releases].select{|r| r[:status] == 'Official'}.any? && 
    (rg[:secondary_types].nil? || rg[:secondary_types].select{|st| SECONDARY_TYPES_BLACKLIST.include?(st)}.none?) && 
    rg[:artists].length == 1
  end
  
  unless without_limitation
    working_groups = []
    
    musicbrainz_release_groups.each do |hash|
      musicbrainz_release_group = MusicBrainz::ReleaseGroup.find(hash[:id])
      musicbrainz_release_group.releases = nil
      musicbrainz_releases = musicbrainz_release_group.releases
        
      next if musicbrainz_releases.select{|r| r.status == 'Official' && (r.media.map(&:format).none? || r.media.map(&:format).select{|f| !['DVD-Video', 'DVD'].include?(f) }.any?) }.none?
    
      working_groups << (with_releases ? [hash, musicbrainz_releases] : hash)
    end
    
    musicbrainz_release_groups = working_groups
  end
  
  musicbrainz_release_groups
end

#prefered_releases(working_releases) ⇒ Object 



323
324
325
326
327
328
329
330
331
332
333
334
335
 
# File 'app/models/music_release.rb', line 323

def prefered_releases(working_releases)
  list = []
  
  working_releases.each do |working_musicbrainz_release|
    next unless working_musicbrainz_release.status == 'Official'
    
    next if working_musicbrainz_release.media.map(&:format).any? && working_musicbrainz_release.media.map(&:format).select{|f| !['DVD-Video', 'DVD'].include?(f) }.none?
    
    list << working_musicbrainz_release
  end    
  
  list
end

#release_with_highest_tracks_count(working_releases) ⇒ Object 



349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
 
# File 'app/models/music_release.rb', line 349

def release_with_highest_tracks_count(working_releases)
  musicbrainz_release, highest_tracks_count = nil, 0
  
  working_releases.each do |working_musicbrainz_release|
    working_tracks_count = working_musicbrainz_release.media.select{|m| !['DVD-Video', 'DVD'].include?(m.format) }.map{|m| m.tracks.total_count }.inject{|sum,x| sum + x }
    
    if working_tracks_count > highest_tracks_count
      highest_tracks_count = working_tracks_count
      musicbrainz_release = working_musicbrainz_release
    end
  end
  
  dvd_recording_mbids = musicbrainz_release.media.select{|m| ['DVD-Video', 'DVD'].include?(m.format) }.map{|m| m.tracks.map{|t| t.recording.id }}.flatten.inspect
 
  [musicbrainz_release, dvd_recording_mbids]
end

#set_spotify_album_id ⇒ Object 



257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
 
# File 'app/models/music_release.rb', line 257

def set_spotify_album_id
  return if spotify_album_id.present?

  response = nil
  
  begin
    response = JSON.parse(
      HTTParty.get("https://api.spotify.com/v1/search?q=album%3A%22#{URI.encode(name, /\W/)}%22+artist%3A%22#{URI.encode(artist_name, /\W/)}%22&type=album").body
    )
  rescue JSON::ParserError
  end
  
  return if response.nil?
  
  response['albums']['items'].each do |item|
    next unless item['name'].downcase == name.downcase
    
    self.spotify_album_id = item['id']

    break
  end
  
  save if persisted? && spotify_album_id.present?
end

#to_json ⇒ Object 



398
399
400
401
402
403
404
405
406
 
# File 'app/models/music_release.rb', line 398

def to_json
  {
    id: id, mbid: mbid, spotify_id: spotify_album_id, is_lp: is_lp, 
    artist_id: artist_id, artist_name: artist_name, name: name,
    future_release_date: future_release_date, 
    released_at: released_at.try(:iso8601), listeners: listeners, 
    plays: plays, state: state
  }
end