[yandexmusic:track] Eliminate base class
[youtube-dl] / youtube_dl / extractor / yandexmusic.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5 import hashlib
6
7 from .common import InfoExtractor
8 from ..compat import compat_str
9 from ..utils import (
10     int_or_none,
11     float_or_none,
12 )
13
14
15 class YandexMusicTrackIE(InfoExtractor):
16     IE_NAME = 'yandexmusic:track'
17     IE_DESC = 'Яндекс.Музыка - Трек'
18     _VALID_URL = r'https?://music\.yandex\.(?:ru|kz|ua|by)/album/(?P<album_id>\d+)/track/(?P<id>\d+)'
19
20     _TEST = {
21         'url': 'http://music.yandex.ru/album/540508/track/4878838',
22         'md5': 'f496818aa2f60b6c0062980d2e00dc20',
23         'info_dict': {
24             'id': '4878838',
25             'ext': 'mp3',
26             'title': 'Carlo Ambrosio - Gypsy Eyes 1',
27             'filesize': 4628061,
28             'duration': 193.04,
29         }
30     }
31
32     def _get_track_url(self, storage_dir, track_id):
33         data = self._download_json(
34             'http://music.yandex.ru/api/v1.5/handlers/api-jsonp.jsx?action=getTrackSrc&p=download-info/%s'
35             % storage_dir,
36             track_id, 'Downloading track location JSON')
37
38         key = hashlib.md5(('XGRlBW9FXlekgbPrRHuSiA' + data['path'][1:] + data['s']).encode('utf-8')).hexdigest()
39         storage = storage_dir.split('.')
40
41         return ('http://%s/get-mp3/%s/%s?track-id=%s&from=service-10-track&similarities-experiment=default'
42                 % (data['host'], key, data['ts'] + data['path'], storage[1]))
43
44     def _get_track_info(self, track):
45         return {
46             'id': track['id'],
47             'ext': 'mp3',
48             'url': self._get_track_url(track['storageDir'], track['id']),
49             'title': '%s - %s' % (track['artists'][0]['name'], track['title']),
50             'filesize': int_or_none(track.get('fileSize')),
51             'duration': float_or_none(track.get('durationMs'), 1000),
52         }
53
54     def _real_extract(self, url):
55         mobj = re.match(self._VALID_URL, url)
56         album_id, track_id = mobj.group('album_id'), mobj.group('id')
57
58         track = self._download_json(
59             'http://music.yandex.ru/handlers/track.jsx?track=%s:%s' % (track_id, album_id),
60             track_id, 'Downloading track JSON')['track']
61
62         return self._get_track_info(track)
63
64
65 class YandexMusicPlaylistBaseIE(InfoExtractor):
66     def _build_playlist(self, tracks):
67         return [
68             self.url_result(
69                 'http://music.yandex.ru/album/%s/track/%s' % (track['albums'][0]['id'], track['id']))
70             for track in tracks]
71
72
73 class YandexMusicAlbumIE(YandexMusicPlaylistBaseIE):
74     IE_NAME = 'yandexmusic:album'
75     IE_DESC = 'Яндекс.Музыка - Альбом'
76     _VALID_URL = r'https?://music\.yandex\.(?:ru|kz|ua|by)/album/(?P<id>\d+)/?(\?|$)'
77
78     _TEST = {
79         'url': 'http://music.yandex.ru/album/540508',
80         'info_dict': {
81             'id': '540508',
82             'title': 'Carlo Ambrosio - Gypsy Soul (2009)',
83         },
84         'playlist_count': 50,
85     }
86
87     def _real_extract(self, url):
88         album_id = self._match_id(url)
89
90         album = self._download_json(
91             'http://music.yandex.ru/handlers/album.jsx?album=%s' % album_id,
92             album_id, 'Downloading album JSON')
93
94         entries = self._build_playlist(album['volumes'][0])
95
96         title = '%s - %s' % (album['artists'][0]['name'], album['title'])
97         year = album.get('year')
98         if year:
99             title += ' (%s)' % year
100
101         return self.playlist_result(entries, compat_str(album['id']), title)
102
103
104 class YandexMusicPlaylistIE(YandexMusicPlaylistBaseIE):
105     IE_NAME = 'yandexmusic:playlist'
106     IE_DESC = 'Яндекс.Музыка - Плейлист'
107     _VALID_URL = r'https?://music\.yandex\.(?:ru|kz|ua|by)/users/[^/]+/playlists/(?P<id>\d+)'
108
109     _TEST = {
110         'url': 'http://music.yandex.ru/users/music.partners/playlists/1245',
111         'info_dict': {
112             'id': '1245',
113             'title': 'Что слушают Enter Shikari',
114             'description': 'md5:3b9f27b0efbe53f2ee1e844d07155cc9',
115         },
116         'playlist_count': 6,
117     }
118
119     def _real_extract(self, url):
120         playlist_id = self._match_id(url)
121
122         webpage = self._download_webpage(url, playlist_id)
123
124         playlist = self._parse_json(
125             self._search_regex(
126                 r'var\s+Mu\s*=\s*({.+?});\s*</script>', webpage, 'player'),
127             playlist_id)['pageData']['playlist']
128
129         return self.playlist_result(
130             self._build_playlist(playlist['tracks']),
131             compat_str(playlist_id),
132             playlist['title'], playlist.get('description'))