+ track_title = track['title']
+
+ download_data = self._download_json(
+ 'https://music.yandex.ru/api/v2.1/handlers/track/%s:%s/web-album_track-track-track-main/download/m' % (track_id, album_id),
+ track_id, 'Downloading track location url JSON',
+ headers={'X-Retpath-Y': url})
+
+ fd_data = self._download_json(
+ download_data['src'], track_id,
+ 'Downloading track location JSON',
+ query={'format': 'json'})
+ key = hashlib.md5(('XGRlBW9FXlekgbPrRHuSiA' + fd_data['path'][1:] + fd_data['s']).encode('utf-8')).hexdigest()
+ storage = track['storageDir'].split('.')
+ f_url = 'http://%s/get-mp3/%s/%s?track-id=%s ' % (fd_data['host'], key, fd_data['ts'] + fd_data['path'], storage[1])
+
+ thumbnail = None
+ cover_uri = track.get('albums', [{}])[0].get('coverUri')
+ if cover_uri:
+ thumbnail = cover_uri.replace('%%', 'orig')
+ if not thumbnail.startswith('http'):
+ thumbnail = 'http://' + thumbnail
+
+ track_info = {
+ 'id': track_id,
+ 'ext': 'mp3',
+ 'url': f_url,
+ 'filesize': int_or_none(track.get('fileSize')),
+ 'duration': float_or_none(track.get('durationMs'), 1000),
+ 'thumbnail': thumbnail,
+ 'track': track_title,
+ 'acodec': download_data.get('codec'),
+ 'abr': int_or_none(download_data.get('bitrate')),
+ }
+
+ def extract_artist_name(artist):
+ decomposed = artist.get('decomposed')
+ if not isinstance(decomposed, list):
+ return artist['name']
+ parts = [artist['name']]
+ for element in decomposed:
+ if isinstance(element, dict) and element.get('name'):
+ parts.append(element['name'])
+ elif isinstance(element, compat_str):
+ parts.append(element)
+ return ''.join(parts)
+
+ def extract_artist(artist_list):
+ if artist_list and isinstance(artist_list, list):
+ artists_names = [extract_artist_name(a) for a in artist_list if a.get('name')]
+ if artists_names:
+ return ', '.join(artists_names)
+
+ albums = track.get('albums')
+ if albums and isinstance(albums, list):
+ album = albums[0]
+ if isinstance(album, dict):
+ year = album.get('year')
+ disc_number = int_or_none(try_get(
+ album, lambda x: x['trackPosition']['volume']))
+ track_number = int_or_none(try_get(
+ album, lambda x: x['trackPosition']['index']))
+ track_info.update({
+ 'album': album.get('title'),
+ 'album_artist': extract_artist(album.get('artists')),
+ 'release_year': int_or_none(year),
+ 'genre': album.get('genre'),
+ 'disc_number': disc_number,
+ 'track_number': track_number,
+ })
+
+ track_artist = extract_artist(track.get('artists'))
+ if track_artist:
+ track_info.update({
+ 'artist': track_artist,
+ 'title': '%s - %s' % (track_artist, track_title),
+ })
+ else:
+ track_info['title'] = track_title