1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 from base64 import b64encode
5 from binascii import hexlify
6 from datetime import datetime
7 from hashlib import md5
8 from random import randint
9 import json
10 import re
11 import time
12
13 from .common import InfoExtractor
14 from ..aes import aes_ecb_encrypt, pkcs7_padding
15 from ..compat import (
16 compat_urllib_parse_urlencode,
17 compat_str,
18 compat_itertools_count,
19 )
20 from ..utils import (
21 ExtractorError,
22 bytes_to_intlist,
23 error_to_compat_str,
24 float_or_none,
25 int_or_none,
26 intlist_to_bytes,
27 sanitized_Request,
28 std_headers,
29 try_get,
30 )
31
32
33 class NetEaseMusicBaseIE(InfoExtractor):
34 _FORMATS = ['bMusic', 'mMusic', 'hMusic']
35 _NETEASE_SALT = '3go8&$8*3*3h0k(2)2'
36 _API_BASE = 'http://music.163.com/api/'
37
38 @classmethod
39 def _encrypt(cls, dfsid):
40 salt_bytes = bytearray(cls._NETEASE_SALT.encode('utf-8'))
41 string_bytes = bytearray(compat_str(dfsid).encode('ascii'))
42 salt_len = len(salt_bytes)
43 for i in range(len(string_bytes)):
44 string_bytes[i] = string_bytes[i] ^ salt_bytes[i % salt_len]
45 m = md5()
46 m.update(bytes(string_bytes))
47 result = b64encode(m.digest()).decode('ascii')
48 return result.replace('/', '_').replace('+', '-')
49
50 @classmethod
51 def make_player_api_request_data_and_headers(cls, song_id, bitrate):
52 KEY = b'e82ckenh8dichen8'
53 URL = '/api/song/enhance/player/url'
54 now = int(time.time() * 1000)
55 rand = randint(0, 1000)
56 cookie = {
57 'osver': None,
58 'deviceId': None,
59 'appver': '8.0.0',
60 'versioncode': '140',
61 'mobilename': None,
62 'buildver': '1623435496',
63 'resolution': '1920x1080',
64 '__csrf': '',
65 'os': 'pc',
66 'channel': None,
67 'requestId': '{0}_{1:04}'.format(now, rand),
68 }
69 request_text = json.dumps(
70 {'ids': '[{0}]'.format(song_id), 'br': bitrate, 'header': cookie},
71 separators=(',', ':'))
72 message = 'nobody{0}use{1}md5forencrypt'.format(
73 URL, request_text).encode('latin1')
74 msg_digest = md5(message).hexdigest()
75
76 data = '{0}-36cd479b6b5-{1}-36cd479b6b5-{2}'.format(
77 URL, request_text, msg_digest)
78 data = pkcs7_padding(bytes_to_intlist(data))
79 encrypted = intlist_to_bytes(aes_ecb_encrypt(data, bytes_to_intlist(KEY)))
80 encrypted_params = hexlify(encrypted).decode('ascii').upper()
81
82 cookie = '; '.join(
83 ['{0}={1}'.format(k, v if v is not None else 'undefined')
84 for [k, v] in cookie.items()])
85
86 headers = {
87 'User-Agent': std_headers['User-Agent'],
88 'Content-Type': 'application/x-www-form-urlencoded',
89 'Referer': 'https://music.163.com',
90 'Cookie': cookie,
91 }
92 return ('params={0}'.format(encrypted_params), headers)
93
94 def _call_player_api(self, song_id, bitrate):
95 url = 'https://interface3.music.163.com/eapi/song/enhance/player/url'
96 data, headers = self.make_player_api_request_data_and_headers(song_id, bitrate)
97 try:
98 msg = 'empty result'
99 result = self._download_json(
100 url, song_id, data=data.encode('ascii'), headers=headers)
101 if result:
102 return result
103 except ExtractorError as e:
104 if type(e.cause) in (ValueError, TypeError):
105 # JSON load failure
106 raise
107 except Exception as e:
108 msg = error_to_compat_str(e)
109 self.report_warning('%s API call (%s) failed: %s' % (
110 song_id, bitrate, msg))
111 return {}
112
113 def extract_formats(self, info):
114 err = 0
115 formats = []
116 song_id = info['id']
117 for song_format in self._FORMATS:
118 details = info.get(song_format)
119 if not details:
120 continue
121
122 bitrate = int_or_none(details.get('bitrate')) or 999000
123 data = self._call_player_api(song_id, bitrate)
124 for song in try_get(data, lambda x: x['data'], list) or []:
125 song_url = try_get(song, lambda x: x['url'])
126 if not song_url:
127 continue
128 if self._is_valid_url(song_url, info['id'], 'song'):
129 formats.append({
130 'url': song_url,
131 'ext': details.get('extension'),
132 'abr': float_or_none(song.get('br'), scale=1000),
133 'format_id': song_format,
134 'filesize': int_or_none(song.get('size')),
135 'asr': int_or_none(details.get('sr')),
136 })
137 elif err == 0:
138 err = try_get(song, lambda x: x['code'], int)
139
140 if not formats:
141 msg = 'No media links found'
142 if err != 0 and (err < 200 or err >= 400):
143 raise ExtractorError(
144 '%s (site code %d)' % (msg, err, ), expected=True)
145 else:
146 self.raise_geo_restricted(
147 msg + ': probably this video is not available from your location due to geo restriction.',
148 countries=['CN'])
149
150 return formats
151
152 @classmethod
153 def convert_milliseconds(cls, ms):
154 return int(round(ms / 1000.0))
155
156 def query_api(self, endpoint, video_id, note):
157 req = sanitized_Request('%s%s' % (self._API_BASE, endpoint))
158 req.add_header('Referer', self._API_BASE)
159 return self._download_json(req, video_id, note)
160
161
162 class NetEaseMusicIE(NetEaseMusicBaseIE):
163 IE_NAME = 'netease:song'
164 IE_DESC = '网易云音乐'
165 _VALID_URL = r'https?://(y\.)?music\.163\.com/(?:[#m]/)?song\?.*?\bid=(?P<id>[0-9]+)'
166 _TESTS = [{
167 'url': 'http://music.163.com/#/song?id=32102397',
168 'md5': '3e909614ce09b1ccef4a3eb205441190',
169 'info_dict': {
170 'id': '32102397',
171 'ext': 'mp3',
172 'title': 'Bad Blood',
173 'creator': 'Taylor Swift / Kendrick Lamar',
174 'upload_date': '20150516',
175 'timestamp': 1431792000,
176 'description': 'md5:25fc5f27e47aad975aa6d36382c7833c',
177 },
178 }, {
179 'note': 'No lyrics.',
180 'url': 'http://music.163.com/song?id=17241424',
181 'info_dict': {
182 'id': '17241424',
183 'ext': 'mp3',
184 'title': 'Opus 28',
185 'creator': 'Dustin O\'Halloran',
186 'upload_date': '20080211',
187 'description': 'md5:f12945b0f6e0365e3b73c5032e1b0ff4',
188 'timestamp': 1202745600,
189 },
190 }, {
191 'note': 'Has translated name.',
192 'url': 'http://music.163.com/#/song?id=22735043',
193 'info_dict': {
194 'id': '22735043',
195 'ext': 'mp3',
196 'title': '소원을 말해봐 (Genie)',
197 'creator': '少女时代',
198 'description': 'md5:79d99cc560e4ca97e0c4d86800ee4184',
199 'upload_date': '20100127',
200 'timestamp': 1264608000,
201 'alt_title': '说出愿望吧(Genie)',
202 },
203 }, {
204 'url': 'https://y.music.163.com/m/song?app_version=8.8.45&id=95670&uct2=sKnvS4+0YStsWkqsPhFijw%3D%3D&dlt=0846',
205 'md5': '95826c73ea50b1c288b22180ec9e754d',
206 'info_dict': {
207 'id': '95670',
208 'ext': 'mp3',
209 'title': '国际歌',
210 'creator': '马备',
211 'upload_date': '19911130',
212 'timestamp': 691516800,
213 'description': 'md5:1ba2f911a2b0aa398479f595224f2141',
214 },
215 }]
216
217 def _process_lyrics(self, lyrics_info):
218 original = lyrics_info.get('lrc', {}).get('lyric')
219 translated = lyrics_info.get('tlyric', {}).get('lyric')
220
221 if not translated:
222 return original
223
224 lyrics_expr = r'(\[[0-9]{2}:[0-9]{2}\.[0-9]{2,}\])([^\n]+)'
225 original_ts_texts = re.findall(lyrics_expr, original)
226 translation_ts_dict = dict(
227 (time_stamp, text) for time_stamp, text in re.findall(lyrics_expr, translated)
228 )
229 lyrics = '\n'.join([
230 '%s%s / %s' % (time_stamp, text, translation_ts_dict.get(time_stamp, ''))
231 for time_stamp, text in original_ts_texts
232 ])
233 return lyrics
234
235 def _real_extract(self, url):
236 song_id = self._match_id(url)
237
238 params = {
239 'id': song_id,
240 'ids': '[%s]' % song_id
241 }
242 info = self.query_api(
243 'song/detail?' + compat_urllib_parse_urlencode(params),
244 song_id, 'Downloading song info')['songs'][0]
245
246 formats = self.extract_formats(info)
247 self._sort_formats(formats)
248
249 lyrics_info = self.query_api(
250 'song/lyric?id=%s&lv=-1&tv=-1' % song_id,
251 song_id, 'Downloading lyrics data')
252 lyrics = self._process_lyrics(lyrics_info)
253
254 alt_title = None
255 if info.get('transNames'):
256 alt_title = '/'.join(info.get('transNames'))
257
258 return {
259 'id': song_id,
260 'title': info['name'],
261 'alt_title': alt_title,
262 'creator': ' / '.join([artist['name'] for artist in info.get('artists', [])]),
263 'timestamp': self.convert_milliseconds(info.get('album', {}).get('publishTime')),
264 'thumbnail': info.get('album', {}).get('picUrl'),
265 'duration': self.convert_milliseconds(info.get('duration', 0)),
266 'description': lyrics,
267 'formats': formats,
268 }
269
270
271 class NetEaseMusicAlbumIE(NetEaseMusicBaseIE):
272 IE_NAME = 'netease:album'
273 IE_DESC = '网易云音乐 - 专辑'
274 _VALID_URL = r'https?://music\.163\.com/(#/)?album\?id=(?P<id>[0-9]+)'
275 _TEST = {
276 'url': 'http://music.163.com/#/album?id=220780',
277 'info_dict': {
278 'id': '220780',
279 'title': 'B\'day',
280 },
281 'playlist_count': 23,
282 'skip': 'Blocked outside Mainland China',
283 }
284
285 def _real_extract(self, url):
286 album_id = self._match_id(url)
287
288 info = self.query_api(
289 'album/%s?id=%s' % (album_id, album_id),
290 album_id, 'Downloading album data')['album']
291
292 name = info['name']
293 desc = info.get('description')
294 entries = [
295 self.url_result('http://music.163.com/#/song?id=%s' % song['id'],
296 'NetEaseMusic', song['id'])
297 for song in info['songs']
298 ]
299 return self.playlist_result(entries, album_id, name, desc)
300
301
302 class NetEaseMusicSingerIE(NetEaseMusicBaseIE):
303 IE_NAME = 'netease:singer'
304 IE_DESC = '网易云音乐 - 歌手'
305 _VALID_URL = r'https?://music\.163\.com/(#/)?artist\?id=(?P<id>[0-9]+)'
306 _TESTS = [{
307 'note': 'Singer has aliases.',
308 'url': 'http://music.163.com/#/artist?id=10559',
309 'info_dict': {
310 'id': '10559',
311 'title': '张惠妹 - aMEI;阿密特',
312 },
313 'playlist_count': 50,
314 'skip': 'Blocked outside Mainland China',
315 }, {
316 'note': 'Singer has translated name.',
317 'url': 'http://music.163.com/#/artist?id=124098',
318 'info_dict': {
319 'id': '124098',
320 'title': '李昇基 - 이승기',
321 },
322 'playlist_count': 50,
323 'skip': 'Blocked outside Mainland China',
324 }]
325
326 def _real_extract(self, url):
327 singer_id = self._match_id(url)
328
329 info = self.query_api(
330 'artist/%s?id=%s' % (singer_id, singer_id),
331 singer_id, 'Downloading singer data')
332
333 name = info['artist']['name']
334 if info['artist']['trans']:
335 name = '%s - %s' % (name, info['artist']['trans'])
336 if info['artist']['alias']:
337 name = '%s - %s' % (name, ';'.join(info['artist']['alias']))
338
339 entries = [
340 self.url_result('http://music.163.com/#/song?id=%s' % song['id'],
341 'NetEaseMusic', song['id'])
342 for song in info['hotSongs']
343 ]
344 return self.playlist_result(entries, singer_id, name)
345
346
347 class NetEaseMusicListIE(NetEaseMusicBaseIE):
348 IE_NAME = 'netease:playlist'
349 IE_DESC = '网易云音乐 - 歌单'
350 _VALID_URL = r'https?://music\.163\.com/(#/)?(playlist|discover/toplist)\?id=(?P<id>[0-9]+)'
351 _TESTS = [{
352 'url': 'http://music.163.com/#/playlist?id=79177352',
353 'info_dict': {
354 'id': '79177352',
355 'title': 'Billboard 2007 Top 100',
356 'description': 'md5:12fd0819cab2965b9583ace0f8b7b022'
357 },
358 'playlist_count': 99,
359 'skip': 'Blocked outside Mainland China',
360 }, {
361 'note': 'Toplist/Charts sample',
362 'url': 'http://music.163.com/#/discover/toplist?id=3733003',
363 'info_dict': {
364 'id': '3733003',
365 'title': 're:韩国Melon排行榜周榜 [0-9]{4}-[0-9]{2}-[0-9]{2}',
366 'description': 'md5:73ec782a612711cadc7872d9c1e134fc',
367 },
368 'playlist_count': 50,
369 'skip': 'Blocked outside Mainland China',
370 }]
371
372 def _real_extract(self, url):
373 list_id = self._match_id(url)
374
375 info = self.query_api(
376 'playlist/detail?id=%s&lv=-1&tv=-1' % list_id,
377 list_id, 'Downloading playlist data')['result']
378
379 name = info['name']
380 desc = info.get('description')
381
382 if info.get('specialType') == 10: # is a chart/toplist
383 datestamp = datetime.fromtimestamp(
384 self.convert_milliseconds(info['updateTime'])).strftime('%Y-%m-%d')
385 name = '%s %s' % (name, datestamp)
386
387 entries = [
388 self.url_result('http://music.163.com/#/song?id=%s' % song['id'],
389 'NetEaseMusic', song['id'])
390 for song in info['tracks']
391 ]
392 return self.playlist_result(entries, list_id, name, desc)
393
394
395 class NetEaseMusicMvIE(NetEaseMusicBaseIE):
396 IE_NAME = 'netease:mv'
397 IE_DESC = '网易云音乐 - MV'
398 _VALID_URL = r'https?://music\.163\.com/(#/)?mv\?id=(?P<id>[0-9]+)'
399 _TEST = {
400 'url': 'http://music.163.com/#/mv?id=415350',
401 'info_dict': {
402 'id': '415350',
403 'ext': 'mp4',
404 'title': '이럴거면 그러지말지',
405 'description': '白雅言自作曲唱甜蜜爱情',
406 'creator': '白雅言',
407 'upload_date': '20150520',
408 },
409 'skip': 'Blocked outside Mainland China',
410 }
411
412 def _real_extract(self, url):
413 mv_id = self._match_id(url)
414
415 info = self.query_api(
416 'mv/detail?id=%s&type=mp4' % mv_id,
417 mv_id, 'Downloading mv info')['data']
418
419 formats = [
420 {'url': mv_url, 'ext': 'mp4', 'format_id': '%sp' % brs, 'height': int(brs)}
421 for brs, mv_url in info['brs'].items()
422 ]
423 self._sort_formats(formats)
424
425 return {
426 'id': mv_id,
427 'title': info['name'],
428 'description': info.get('desc') or info.get('briefDesc'),
429 'creator': info['artistName'],
430 'upload_date': info['publishTime'].replace('-', ''),
431 'formats': formats,
432 'thumbnail': info.get('cover'),
433 'duration': self.convert_milliseconds(info.get('duration', 0)),
434 }
435
436
437 class NetEaseMusicProgramIE(NetEaseMusicBaseIE):
438 IE_NAME = 'netease:program'
439 IE_DESC = '网易云音乐 - 电台节目'
440 _VALID_URL = r'https?://music\.163\.com/(#/?)program\?id=(?P<id>[0-9]+)'
441 _TESTS = [{
442 'url': 'http://music.163.com/#/program?id=10109055',
443 'info_dict': {
444 'id': '10109055',
445 'ext': 'mp3',
446 'title': '不丹足球背后的故事',
447 'description': '喜马拉雅人的足球梦 ...',
448 'creator': '大话西藏',
449 'timestamp': 1434179342,
450 'upload_date': '20150613',
451 'duration': 900,
452 },
453 'skip': 'Blocked outside Mainland China',
454 }, {
455 'note': 'This program has accompanying songs.',
456 'url': 'http://music.163.com/#/program?id=10141022',
457 'info_dict': {
458 'id': '10141022',
459 'title': '25岁，你是自在如风的少年<27°C>',
460 'description': 'md5:8d594db46cc3e6509107ede70a4aaa3b',
461 },
462 'playlist_count': 4,
463 'skip': 'Blocked outside Mainland China',
464 }, {
465 'note': 'This program has accompanying songs.',
466 'url': 'http://music.163.com/#/program?id=10141022',
467 'info_dict': {
468 'id': '10141022',
469 'ext': 'mp3',
470 'title': '25岁，你是自在如风的少年<27°C>',
471 'description': 'md5:8d594db46cc3e6509107ede70a4aaa3b',
472 'timestamp': 1434450841,
473 'upload_date': '20150616',
474 },
475 'params': {
476 'noplaylist': True
477 },
478 'skip': 'Blocked outside Mainland China',
479 }]
480
481 def _real_extract(self, url):
482 program_id = self._match_id(url)
483
484 info = self.query_api(
485 'dj/program/detail?id=%s' % program_id,
486 program_id, 'Downloading program info')['program']
487
488 name = info['name']
489 description = info['description']
490
491 if not info['songs'] or self._downloader.params.get('noplaylist'):
492 if info['songs']:
493 self.to_screen(
494 'Downloading just the main audio %s because of --no-playlist'
495 % info['mainSong']['id'])
496
497 formats = self.extract_formats(info['mainSong'])
498 self._sort_formats(formats)
499
500 return {
501 'id': program_id,
502 'title': name,
503 'description': description,
504 'creator': info['dj']['brand'],
505 'timestamp': self.convert_milliseconds(info['createTime']),
506 'thumbnail': info['coverUrl'],
507 'duration': self.convert_milliseconds(info.get('duration', 0)),
508 'formats': formats,
509 }
510
511 self.to_screen(
512 'Downloading playlist %s - add --no-playlist to just download the main audio %s'
513 % (program_id, info['mainSong']['id']))
514
515 song_ids = [info['mainSong']['id']]
516 song_ids.extend([song['id'] for song in info['songs']])
517 entries = [
518 self.url_result('http://music.163.com/#/song?id=%s' % song_id,
519 'NetEaseMusic', song_id)
520 for song_id in song_ids
521 ]
522 return self.playlist_result(entries, program_id, name, description)
523
524
525 class NetEaseMusicDjRadioIE(NetEaseMusicBaseIE):
526 IE_NAME = 'netease:djradio'
527 IE_DESC = '网易云音乐 - 电台'
528 _VALID_URL = r'https?://music\.163\.com/(#/)?djradio\?id=(?P<id>[0-9]+)'
529 _TEST = {
530 'url': 'http://music.163.com/#/djradio?id=42',
531 'info_dict': {
532 'id': '42',
533 'title': '声音蔓延',
534 'description': 'md5:766220985cbd16fdd552f64c578a6b15'
535 },
536 'playlist_mincount': 40,
537 'skip': 'Blocked outside Mainland China',
538 }
539 _PAGE_SIZE = 1000
540
541 def _real_extract(self, url):
542 dj_id = self._match_id(url)
543
544 name = None
545 desc = None
546 entries = []
547 for offset in compat_itertools_count(start=0, step=self._PAGE_SIZE):
548 info = self.query_api(
549 'dj/program/byradio?asc=false&limit=%d&radioId=%s&offset=%d'
550 % (self._PAGE_SIZE, dj_id, offset),
551 dj_id, 'Downloading dj programs - %d' % offset)
552
553 entries.extend([
554 self.url_result(
555 'http://music.163.com/#/program?id=%s' % program['id'],
556 'NetEaseMusicProgram', program['id'])
557 for program in info['programs']
558 ])
559
560 if name is None:
561 radio = info['programs'][0]['radio']
562 name = radio['name']
563 desc = radio['desc']
564
565 if not info['more']:
566 break
567
568 return self.playlist_result(entries, dj_id, name, desc)
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