yt_dlp/extractor/niconico.py

   1 # coding: utf-8
   2 from __future__ import unicode_literals
   3
   4 import datetime
   5 import functools
   6 import itertools
   7 import json
   8 import re
   9 import time
  10
  11 from .common import InfoExtractor, SearchInfoExtractor
  12 from ..compat import (
  13     compat_parse_qs,
  14     compat_urllib_parse_urlparse,
  15     compat_HTTPError,
  16 )
  17 from ..utils import (
  18     ExtractorError,
  19     OnDemandPagedList,
  20     bug_reports_message,
  21     clean_html,
  22     float_or_none,
  23     int_or_none,
  24     join_nonempty,
  25     parse_duration,
  26     parse_filesize,
  27     parse_iso8601,
  28     remove_start,
  29     traverse_obj,
  30     try_get,
  31     unescapeHTML,
  32     update_url_query,
  33     url_or_none,
  34     urlencode_postdata,
  35 )
  36
  37
  38 class NiconicoIE(InfoExtractor):
  39     IE_NAME = 'niconico'
  40     IE_DESC = 'ニコニコ動画'
  41
  42     _TESTS = [{
  43         'url': 'http://www.nicovideo.jp/watch/sm22312215',
  44         'md5': 'd1a75c0823e2f629128c43e1212760f9',
  45         'info_dict': {
  46             'id': 'sm22312215',
  47             'ext': 'mp4',
  48             'title': 'Big Buck Bunny',
  49             'thumbnail': r're:https?://.*',
  50             'uploader': 'takuya0301',
  51             'uploader_id': '2698420',
  52             'upload_date': '20131123',
  53             'timestamp': int,  # timestamp is unstable
  54             'description': '(c) copyright 2008, Blender Foundation / www.bigbuckbunny.org',
  55             'duration': 33,
  56             'view_count': int,
  57             'comment_count': int,
  58         },
  59         'skip': 'Requires an account',
  60     }, {
  61         # File downloaded with and without credentials are different, so omit
  62         # the md5 field
  63         'url': 'http://www.nicovideo.jp/watch/nm14296458',
  64         'info_dict': {
  65             'id': 'nm14296458',
  66             'ext': 'swf',
  67             'title': '【鏡音リン】Dance on media【オリジナル】take2!',
  68             'description': 'md5:689f066d74610b3b22e0f1739add0f58',
  69             'thumbnail': r're:https?://.*',
  70             'uploader': 'りょうた',
  71             'uploader_id': '18822557',
  72             'upload_date': '20110429',
  73             'timestamp': 1304065916,
  74             'duration': 209,
  75         },
  76         'skip': 'Requires an account',
  77     }, {
  78         # 'video exists but is marked as "deleted"
  79         # md5 is unstable
  80         'url': 'http://www.nicovideo.jp/watch/sm10000',
  81         'info_dict': {
  82             'id': 'sm10000',
  83             'ext': 'unknown_video',
  84             'description': 'deleted',
  85             'title': 'ドラえもんエターナル第3話「決戦第3新東京市」＜前編＞',
  86             'thumbnail': r're:https?://.*',
  87             'upload_date': '20071224',
  88             'timestamp': int,  # timestamp field has different value if logged in
  89             'duration': 304,
  90             'view_count': int,
  91         },
  92         'skip': 'Requires an account',
  93     }, {
  94         'url': 'http://www.nicovideo.jp/watch/so22543406',
  95         'info_dict': {
  96             'id': '1388129933',
  97             'ext': 'mp4',
  98             'title': '【第1回】RADIOアニメロミックス ラブライブ！～のぞえりRadio Garden～',
  99             'description': 'md5:b27d224bb0ff53d3c8269e9f8b561cf1',
 100             'thumbnail': r're:https?://.*',
 101             'timestamp': 1388851200,
 102             'upload_date': '20140104',
 103             'uploader': 'アニメロチャンネル',
 104             'uploader_id': '312',
 105         },
 106         'skip': 'The viewing period of the video you were searching for has expired.',
 107     }, {
 108         # video not available via `getflv`; "old" HTML5 video
 109         'url': 'http://www.nicovideo.jp/watch/sm1151009',
 110         'md5': '8fa81c364eb619d4085354eab075598a',
 111         'info_dict': {
 112             'id': 'sm1151009',
 113             'ext': 'mp4',
 114             'title': 'マスターシステム本体内蔵のスペハリのメインテーマ（ＰＳＧ版）',
 115             'description': 'md5:6ee077e0581ff5019773e2e714cdd0b7',
 116             'thumbnail': r're:https?://.*',
 117             'duration': 184,
 118             'timestamp': 1190868283,
 119             'upload_date': '20070927',
 120             'uploader': 'denden2',
 121             'uploader_id': '1392194',
 122             'view_count': int,
 123             'comment_count': int,
 124         },
 125         'skip': 'Requires an account',
 126     }, {
 127         # "New" HTML5 video
 128         # md5 is unstable
 129         'url': 'http://www.nicovideo.jp/watch/sm31464864',
 130         'info_dict': {
 131             'id': 'sm31464864',
 132             'ext': 'mp4',
 133             'title': '新作TVアニメ「戦姫絶唱シンフォギアAXZ」PV 最高画質',
 134             'description': 'md5:e52974af9a96e739196b2c1ca72b5feb',
 135             'timestamp': 1498514060,
 136             'upload_date': '20170626',
 137             'uploader': 'ゲスト',
 138             'uploader_id': '40826363',
 139             'thumbnail': r're:https?://.*',
 140             'duration': 198,
 141             'view_count': int,
 142             'comment_count': int,
 143         },
 144         'skip': 'Requires an account',
 145     }, {
 146         # Video without owner
 147         'url': 'http://www.nicovideo.jp/watch/sm18238488',
 148         'md5': 'd265680a1f92bdcbbd2a507fc9e78a9e',
 149         'info_dict': {
 150             'id': 'sm18238488',
 151             'ext': 'mp4',
 152             'title': '【実写版】ミュータントタートルズ',
 153             'description': 'md5:15df8988e47a86f9e978af2064bf6d8e',
 154             'timestamp': 1341160408,
 155             'upload_date': '20120701',
 156             'uploader': None,
 157             'uploader_id': None,
 158             'thumbnail': r're:https?://.*',
 159             'duration': 5271,
 160             'view_count': int,
 161             'comment_count': int,
 162         },
 163         'skip': 'Requires an account',
 164     }, {
 165         'url': 'http://sp.nicovideo.jp/watch/sm28964488?ss_pos=1&cp_in=wt_tg',
 166         'only_matching': True,
 167     }, {
 168         'note': 'a video that is only served as an ENCRYPTED HLS.',
 169         'url': 'https://www.nicovideo.jp/watch/so38016254',
 170         'only_matching': True,
 171     }]
 172
 173     _VALID_URL = r'https?://(?:(?:www\.|secure\.|sp\.)?nicovideo\.jp/watch|nico\.ms)/(?P<id>(?:[a-z]{2})?[0-9]+)'
 174     _NETRC_MACHINE = 'niconico'
 175     _COMMENT_API_ENDPOINTS = (
 176         'https://nvcomment.nicovideo.jp/legacy/api.json',
 177         'https://nmsg.nicovideo.jp/api.json',)
 178     _API_HEADERS = {
 179         'X-Frontend-ID': '6',
 180         'X-Frontend-Version': '0',
 181         'X-Niconico-Language': 'en-us',
 182         'Referer': 'https://www.nicovideo.jp/',
 183         'Origin': 'https://www.nicovideo.jp',
 184     }
 185
 186     def _real_initialize(self):
 187         self._login()
 188
 189     def _login(self):
 190         username, password = self._get_login_info()
 191         # No authentication to be performed
 192         if not username:
 193             return True
 194
 195         # Log in
 196         login_ok = True
 197         login_form_strs = {
 198             'mail_tel': username,
 199             'password': password,
 200         }
 201         self._request_webpage(
 202             'https://account.nicovideo.jp/login', None,
 203             note='Acquiring Login session')
 204         urlh = self._request_webpage(
 205             'https://account.nicovideo.jp/login/redirector?show_button_twitter=1&site=niconico&show_button_facebook=1', None,
 206             note='Logging in', errnote='Unable to log in',
 207             data=urlencode_postdata(login_form_strs),
 208             headers={
 209                 'Referer': 'https://account.nicovideo.jp/login',
 210                 'Content-Type': 'application/x-www-form-urlencoded',
 211             })
 212         if urlh is False:
 213             login_ok = False
 214         else:
 215             parts = compat_urllib_parse_urlparse(urlh.geturl())
 216             if compat_parse_qs(parts.query).get('message', [None])[0] == 'cant_login':
 217                 login_ok = False
 218         if not login_ok:
 219             self.report_warning('unable to log in: bad username or password')
 220         return login_ok
 221
 222     def _get_heartbeat_info(self, info_dict):
 223         video_id, video_src_id, audio_src_id = info_dict['url'].split(':')[1].split('/')
 224         dmc_protocol = info_dict['_expected_protocol']
 225
 226         api_data = (
 227             info_dict.get('_api_data')
 228             or self._parse_json(
 229                 self._html_search_regex(
 230                     'data-api-data="([^"]+)"',
 231                     self._download_webpage('http://www.nicovideo.jp/watch/' + video_id, video_id),
 232                     'API data', default='{}'),
 233                 video_id))
 234
 235         session_api_data = try_get(api_data, lambda x: x['media']['delivery']['movie']['session'])
 236         session_api_endpoint = try_get(session_api_data, lambda x: x['urls'][0])
 237
 238         def ping():
 239             tracking_id = traverse_obj(api_data, ('media', 'delivery', 'trackingId'))
 240             if tracking_id:
 241                 tracking_url = update_url_query('https://nvapi.nicovideo.jp/v1/2ab0cbaa/watch', {'t': tracking_id})
 242                 watch_request_response = self._download_json(
 243                     tracking_url, video_id,
 244                     note='Acquiring permission for downloading video', fatal=False,
 245                     headers=self._API_HEADERS)
 246                 if traverse_obj(watch_request_response, ('meta', 'status')) != 200:
 247                     self.report_warning('Failed to acquire permission for playing video. Video download may fail.')
 248
 249         yesno = lambda x: 'yes' if x else 'no'
 250
 251         if dmc_protocol == 'http':
 252             protocol = 'http'
 253             protocol_parameters = {
 254                 'http_output_download_parameters': {
 255                     'use_ssl': yesno(session_api_data['urls'][0]['isSsl']),
 256                     'use_well_known_port': yesno(session_api_data['urls'][0]['isWellKnownPort']),
 257                 }
 258             }
 259         elif dmc_protocol == 'hls':
 260             protocol = 'm3u8'
 261             segment_duration = try_get(self._configuration_arg('segment_duration'), lambda x: int(x[0])) or 6000
 262             parsed_token = self._parse_json(session_api_data['token'], video_id)
 263             encryption = traverse_obj(api_data, ('media', 'delivery', 'encryption'))
 264             protocol_parameters = {
 265                 'hls_parameters': {
 266                     'segment_duration': segment_duration,
 267                     'transfer_preset': '',
 268                     'use_ssl': yesno(session_api_data['urls'][0]['isSsl']),
 269                     'use_well_known_port': yesno(session_api_data['urls'][0]['isWellKnownPort']),
 270                 }
 271             }
 272             if 'hls_encryption' in parsed_token and encryption:
 273                 protocol_parameters['hls_parameters']['encryption'] = {
 274                     parsed_token['hls_encryption']: {
 275                         'encrypted_key': encryption['encryptedKey'],
 276                         'key_uri': encryption['keyUri'],
 277                     }
 278                 }
 279             else:
 280                 protocol = 'm3u8_native'
 281         else:
 282             raise ExtractorError(f'Unsupported DMC protocol: {dmc_protocol}')
 283
 284         session_response = self._download_json(
 285             session_api_endpoint['url'], video_id,
 286             query={'_format': 'json'},
 287             headers={'Content-Type': 'application/json'},
 288             note='Downloading JSON metadata for %s' % info_dict['format_id'],
 289             data=json.dumps({
 290                 'session': {
 291                     'client_info': {
 292                         'player_id': session_api_data.get('playerId'),
 293                     },
 294                     'content_auth': {
 295                         'auth_type': try_get(session_api_data, lambda x: x['authTypes'][session_api_data['protocols'][0]]),
 296                         'content_key_timeout': session_api_data.get('contentKeyTimeout'),
 297                         'service_id': 'nicovideo',
 298                         'service_user_id': session_api_data.get('serviceUserId')
 299                     },
 300                     'content_id': session_api_data.get('contentId'),
 301                     'content_src_id_sets': [{
 302                         'content_src_ids': [{
 303                             'src_id_to_mux': {
 304                                 'audio_src_ids': [audio_src_id],
 305                                 'video_src_ids': [video_src_id],
 306                             }
 307                         }]
 308                     }],
 309                     'content_type': 'movie',
 310                     'content_uri': '',
 311                     'keep_method': {
 312                         'heartbeat': {
 313                             'lifetime': session_api_data.get('heartbeatLifetime')
 314                         }
 315                     },
 316                     'priority': session_api_data['priority'],
 317                     'protocol': {
 318                         'name': 'http',
 319                         'parameters': {
 320                             'http_parameters': {
 321                                 'parameters': protocol_parameters
 322                             }
 323                         }
 324                     },
 325                     'recipe_id': session_api_data.get('recipeId'),
 326                     'session_operation_auth': {
 327                         'session_operation_auth_by_signature': {
 328                             'signature': session_api_data.get('signature'),
 329                             'token': session_api_data.get('token'),
 330                         }
 331                     },
 332                     'timing_constraint': 'unlimited'
 333                 }
 334             }).encode())
 335
 336         info_dict['url'] = session_response['data']['session']['content_uri']
 337         info_dict['protocol'] = protocol
 338
 339         # get heartbeat info
 340         heartbeat_info_dict = {
 341             'url': session_api_endpoint['url'] + '/' + session_response['data']['session']['id'] + '?_format=json&_method=PUT',
 342             'data': json.dumps(session_response['data']),
 343             # interval, convert milliseconds to seconds, then halve to make a buffer.
 344             'interval': float_or_none(session_api_data.get('heartbeatLifetime'), scale=3000),
 345             'ping': ping
 346         }
 347
 348         return info_dict, heartbeat_info_dict
 349
 350     def _extract_format_for_quality(self, video_id, audio_quality, video_quality, dmc_protocol):
 351
 352         if not audio_quality.get('isAvailable') or not video_quality.get('isAvailable'):
 353             return None
 354
 355         def extract_video_quality(video_quality):
 356             return parse_filesize('%sB' % self._search_regex(
 357                 r'\| ([0-9]*\.?[0-9]*[MK])', video_quality, 'vbr', default=''))
 358
 359         format_id = '-'.join(
 360             [remove_start(s['id'], 'archive_') for s in (video_quality, audio_quality)] + [dmc_protocol])
 361
 362         vid_qual_label = traverse_obj(video_quality, ('metadata', 'label'))
 363         vid_quality = traverse_obj(video_quality, ('metadata', 'bitrate'))
 364
 365         return {
 366             'url': 'niconico_dmc:%s/%s/%s' % (video_id, video_quality['id'], audio_quality['id']),
 367             'format_id': format_id,
 368             'format_note': join_nonempty('DMC', vid_qual_label, dmc_protocol.upper(), delim=' '),
 369             'ext': 'mp4',  # Session API are used in HTML5, which always serves mp4
 370             'acodec': 'aac',
 371             'vcodec': 'h264',
 372             'abr': float_or_none(traverse_obj(audio_quality, ('metadata', 'bitrate')), 1000),
 373             'vbr': float_or_none(vid_quality if vid_quality > 0 else extract_video_quality(vid_qual_label), 1000),
 374             'height': traverse_obj(video_quality, ('metadata', 'resolution', 'height')),
 375             'width': traverse_obj(video_quality, ('metadata', 'resolution', 'width')),
 376             'quality': -2 if 'low' in video_quality['id'] else None,
 377             'protocol': 'niconico_dmc',
 378             '_expected_protocol': dmc_protocol,
 379             'http_headers': {
 380                 'Origin': 'https://www.nicovideo.jp',
 381                 'Referer': 'https://www.nicovideo.jp/watch/' + video_id,
 382             }
 383         }
 384
 385     def _real_extract(self, url):
 386         video_id = self._match_id(url)
 387
 388         try:
 389             webpage, handle = self._download_webpage_handle(
 390                 'http://www.nicovideo.jp/watch/' + video_id, video_id)
 391             if video_id.startswith('so'):
 392                 video_id = self._match_id(handle.geturl())
 393
 394             api_data = self._parse_json(self._html_search_regex(
 395                 'data-api-data="([^"]+)"', webpage,
 396                 'API data', default='{}'), video_id)
 397         except ExtractorError as e:
 398             try:
 399                 api_data = self._download_json(
 400                     'https://www.nicovideo.jp/api/watch/v3/%s?_frontendId=6&_frontendVersion=0&actionTrackId=AAAAAAAAAA_%d' % (video_id, round(time.time() * 1000)), video_id,
 401                     note='Downloading API JSON', errnote='Unable to fetch data')['data']
 402             except ExtractorError:
 403                 if not isinstance(e.cause, compat_HTTPError):
 404                     raise
 405                 webpage = e.cause.read().decode('utf-8', 'replace')
 406                 error_msg = self._html_search_regex(
 407                     r'(?s)<section\s+class="(?:(?:ErrorMessage|WatchExceptionPage-message)\s*)+">(.+?)</section>',
 408                     webpage, 'error reason', default=None)
 409                 if not error_msg:
 410                     raise
 411                 raise ExtractorError(re.sub(r'\s+', ' ', error_msg), expected=True)
 412
 413         formats = []
 414
 415         def get_video_info(*items, get_first=True, **kwargs):
 416             return traverse_obj(api_data, ('video', *items), get_all=not get_first, **kwargs)
 417
 418         quality_info = api_data['media']['delivery']['movie']
 419         session_api_data = quality_info['session']
 420         for (audio_quality, video_quality, protocol) in itertools.product(quality_info['audios'], quality_info['videos'], session_api_data['protocols']):
 421             fmt = self._extract_format_for_quality(video_id, audio_quality, video_quality, protocol)
 422             if fmt:
 423                 formats.append(fmt)
 424
 425         self._sort_formats(formats)
 426
 427         # Start extracting information
 428         tags = None
 429         if webpage:
 430             # use og:video:tag (not logged in)
 431             og_video_tags = re.finditer(r'<meta\s+property="og:video:tag"\s*content="(.*?)">', webpage)
 432             tags = list(filter(None, (clean_html(x.group(1)) for x in og_video_tags)))
 433             if not tags:
 434                 # use keywords and split with comma (not logged in)
 435                 kwds = self._html_search_meta('keywords', webpage, default=None)
 436                 if kwds:
 437                     tags = [x for x in kwds.split(',') if x]
 438         if not tags:
 439             # find in json (logged in)
 440             tags = traverse_obj(api_data, ('tag', 'items', ..., 'name'))
 441
 442         return {
 443             'id': video_id,
 444             '_api_data': api_data,
 445             'title': get_video_info(('originalTitle', 'title')) or self._og_search_title(webpage, default=None),
 446             'formats': formats,
 447             'thumbnail': get_video_info('thumbnail', 'url') or self._html_search_meta(
 448                 ('image', 'og:image'), webpage, 'thumbnail', default=None),
 449             'description': clean_html(get_video_info('description')),
 450             'uploader': traverse_obj(api_data, ('owner', 'nickname')),
 451             'timestamp': parse_iso8601(get_video_info('registeredAt')) or parse_iso8601(
 452                 self._html_search_meta('video:release_date', webpage, 'date published', default=None)),
 453             'uploader_id': traverse_obj(api_data, ('owner', 'id')),
 454             'channel': traverse_obj(api_data, ('channel', 'name'), ('community', 'name')),
 455             'channel_id': traverse_obj(api_data, ('channel', 'id'), ('community', 'id')),
 456             'view_count': int_or_none(get_video_info('count', 'view')),
 457             'tags': tags,
 458             'genre': traverse_obj(api_data, ('genre', 'label'), ('genre', 'key')),
 459             'comment_count': get_video_info('count', 'comment', expected_type=int),
 460             'duration': (
 461                 parse_duration(self._html_search_meta('video:duration', webpage, 'video duration', default=None))
 462                 or get_video_info('duration')),
 463             'webpage_url': url_or_none(url) or f'https://www.nicovideo.jp/watch/{video_id}',
 464             'subtitles': self.extract_subtitles(video_id, api_data, session_api_data),
 465         }
 466
 467     def _get_subtitles(self, video_id, api_data, session_api_data):
 468         comment_user_key = traverse_obj(api_data, ('comment', 'keys', 'userKey'))
 469         user_id_str = session_api_data.get('serviceUserId')
 470
 471         thread_ids = [x for x in traverse_obj(api_data, ('comment', 'threads')) or [] if x['isActive']]
 472         raw_danmaku = self._extract_all_comments(video_id, thread_ids, user_id_str, comment_user_key)
 473         if not raw_danmaku:
 474             self.report_warning(f'Failed to get comments. {bug_reports_message()}')
 475             return
 476         return {
 477             'comments': [{
 478                 'ext': 'json',
 479                 'data': json.dumps(raw_danmaku),
 480             }],
 481         }
 482
 483     def _extract_all_comments(self, video_id, threads, user_id, user_key):
 484         auth_data = {
 485             'user_id': user_id,
 486             'userkey': user_key,
 487         } if user_id and user_key else {'user_id': ''}
 488
 489         # Request Start
 490         post_data = [{'ping': {'content': 'rs:0'}}]
 491         for i, thread in enumerate(threads):
 492             thread_id = thread['id']
 493             thread_fork = thread['fork']
 494             # Post Start (2N)
 495             post_data.append({'ping': {'content': f'ps:{i * 2}'}})
 496             post_data.append({'thread': {
 497                 'fork': thread_fork,
 498                 'language': 0,
 499                 'nicoru': 3,
 500                 'scores': 1,
 501                 'thread': thread_id,
 502                 'version': '20090904',
 503                 'with_global': 1,
 504                 **auth_data,
 505             }})
 506             # Post Final (2N)
 507             post_data.append({'ping': {'content': f'pf:{i * 2}'}})
 508
 509             # Post Start (2N+1)
 510             post_data.append({'ping': {'content': f'ps:{i * 2 + 1}'}})
 511             post_data.append({'thread_leaves': {
 512                 # format is '<bottom of minute range>-<top of minute range>:<comments per minute>,<total last comments'
 513                 # unfortunately NND limits (deletes?) comment returns this way, so you're only able to grab the last 1000 per language
 514                 'content': '0-999999:999999,999999,nicoru:999999',
 515                 'fork': thread_fork,
 516                 'language': 0,
 517                 'nicoru': 3,
 518                 'scores': 1,
 519                 'thread': thread_id,
 520                 **auth_data,
 521             }})
 522             # Post Final (2N+1)
 523             post_data.append({'ping': {'content': f'pf:{i * 2 + 1}'}})
 524         # Request Final
 525         post_data.append({'ping': {'content': 'rf:0'}})
 526
 527         for api_url in self._COMMENT_API_ENDPOINTS:
 528             comments = self._download_json(
 529                 api_url, video_id, data=json.dumps(post_data).encode(), fatal=False,
 530                 headers={
 531                     'Referer': 'https://www.nicovideo.jp/watch/%s' % video_id,
 532                     'Origin': 'https://www.nicovideo.jp',
 533                     'Content-Type': 'text/plain;charset=UTF-8',
 534                 },
 535                 note='Downloading comments', errnote=f'Failed to access endpoint {api_url}')
 536             if comments:
 537                 return comments
 538
 539
 540 class NiconicoPlaylistBaseIE(InfoExtractor):
 541     _PAGE_SIZE = 100
 542
 543     _API_HEADERS = {
 544         'X-Frontend-ID': '6',
 545         'X-Frontend-Version': '0',
 546         'X-Niconico-Language': 'en-us'
 547     }
 548
 549     def _call_api(self, list_id, resource, query):
 550         "Implement this in child class"
 551         pass
 552
 553     @staticmethod
 554     def _parse_owner(item):
 555         return {
 556             'uploader': traverse_obj(item, ('owner', 'name')),
 557             'uploader_id': traverse_obj(item, ('owner', 'id')),
 558         }
 559
 560     def _fetch_page(self, list_id, page):
 561         page += 1
 562         resp = self._call_api(list_id, 'page %d' % page, {
 563             'page': page,
 564             'pageSize': self._PAGE_SIZE,
 565         })
 566         # this is needed to support both mylist and user
 567         for video in traverse_obj(resp, ('items', ..., ('video', None))) or []:
 568             video_id = video.get('id')
 569             if not video_id:
 570                 # skip {"video": {"id": "blablabla", ...}}
 571                 continue
 572             count = video.get('count') or {}
 573             get_count = lambda x: int_or_none(count.get(x))
 574             yield {
 575                 '_type': 'url',
 576                 'id': video_id,
 577                 'title': video.get('title'),
 578                 'url': f'https://www.nicovideo.jp/watch/{video_id}',
 579                 'description': video.get('shortDescription'),
 580                 'duration': int_or_none(video.get('duration')),
 581                 'view_count': get_count('view'),
 582                 'comment_count': get_count('comment'),
 583                 'thumbnail': traverse_obj(video, ('thumbnail', ('nHdUrl', 'largeUrl', 'listingUrl', 'url'))),
 584                 'ie_key': NiconicoIE.ie_key(),
 585                 **self._parse_owner(video),
 586             }
 587
 588     def _entries(self, list_id):
 589         return OnDemandPagedList(functools.partial(self._fetch_page, list_id), self._PAGE_SIZE)
 590
 591
 592 class NiconicoPlaylistIE(NiconicoPlaylistBaseIE):
 593     IE_NAME = 'niconico:playlist'
 594     _VALID_URL = r'https?://(?:(?:www\.|sp\.)?nicovideo\.jp|nico\.ms)/(?:user/\d+/)?(?:my/)?mylist/(?:#/)?(?P<id>\d+)'
 595
 596     _TESTS = [{
 597         'url': 'http://www.nicovideo.jp/mylist/27411728',
 598         'info_dict': {
 599             'id': '27411728',
 600             'title': 'AKB48のオールナイトニッポン',
 601             'description': 'md5:d89694c5ded4b6c693dea2db6e41aa08',
 602             'uploader': 'のっく',
 603             'uploader_id': '805442',
 604         },
 605         'playlist_mincount': 291,
 606     }, {
 607         'url': 'https://www.nicovideo.jp/user/805442/mylist/27411728',
 608         'only_matching': True,
 609     }, {
 610         'url': 'https://www.nicovideo.jp/my/mylist/#/68048635',
 611         'only_matching': True,
 612     }]
 613
 614     def _call_api(self, list_id, resource, query):
 615         return self._download_json(
 616             f'https://nvapi.nicovideo.jp/v2/mylists/{list_id}', list_id,
 617             f'Downloading {resource}', query=query,
 618             headers=self._API_HEADERS)['data']['mylist']
 619
 620     def _real_extract(self, url):
 621         list_id = self._match_id(url)
 622         mylist = self._call_api(list_id, 'list', {
 623             'pageSize': 1,
 624         })
 625         return self.playlist_result(
 626             self._entries(list_id), list_id,
 627             mylist.get('name'), mylist.get('description'), **self._parse_owner(mylist))
 628
 629
 630 class NiconicoSeriesIE(InfoExtractor):
 631     IE_NAME = 'niconico:series'
 632     _VALID_URL = r'https?://(?:(?:www\.|sp\.)?nicovideo\.jp|nico\.ms)/series/(?P<id>\d+)'
 633
 634     _TESTS = [{
 635         'url': 'https://www.nicovideo.jp/series/110226',
 636         'info_dict': {
 637             'id': '110226',
 638             'title': 'ご立派ァ！のシリーズ',
 639         },
 640         'playlist_mincount': 10,  # as of 2021/03/17
 641     }, {
 642         'url': 'https://www.nicovideo.jp/series/12312/',
 643         'info_dict': {
 644             'id': '12312',
 645             'title': 'バトルスピリッツ　お勧めカード紹介(調整中)',
 646         },
 647         'playlist_mincount': 97,  # as of 2021/03/17
 648     }, {
 649         'url': 'https://nico.ms/series/203559',
 650         'only_matching': True,
 651     }]
 652
 653     def _real_extract(self, url):
 654         list_id = self._match_id(url)
 655         webpage = self._download_webpage(f'https://www.nicovideo.jp/series/{list_id}', list_id)
 656
 657         title = self._search_regex(
 658             (r'<title>「(.+)（全',
 659              r'<div class="TwitterShareButton"\s+data-text="(.+)\s+https:'),
 660             webpage, 'title', fatal=False)
 661         if title:
 662             title = unescapeHTML(title)
 663         playlist = [
 664             self.url_result(f'https://www.nicovideo.jp/watch/{v_id}', video_id=v_id)
 665             for v_id in re.findall(r'href="/watch/([a-z0-9]+)" data-href="/watch/\1', webpage)]
 666         return self.playlist_result(playlist, list_id, title)
 667
 668
 669 class NiconicoHistoryIE(NiconicoPlaylistBaseIE):
 670     IE_NAME = 'niconico:history'
 671     IE_DESC = 'NicoNico user history. Requires cookies.'
 672     _VALID_URL = r'https?://(?:www\.|sp\.)?nicovideo\.jp/my/history'
 673
 674     _TESTS = [{
 675         'note': 'PC page, with /video',
 676         'url': 'https://www.nicovideo.jp/my/history/video',
 677         'only_matching': True,
 678     }, {
 679         'note': 'PC page, without /video',
 680         'url': 'https://www.nicovideo.jp/my/history',
 681         'only_matching': True,
 682     }, {
 683         'note': 'mobile page, with /video',
 684         'url': 'https://sp.nicovideo.jp/my/history/video',
 685         'only_matching': True,
 686     }, {
 687         'note': 'mobile page, without /video',
 688         'url': 'https://sp.nicovideo.jp/my/history',
 689         'only_matching': True,
 690     }]
 691
 692     def _call_api(self, list_id, resource, query):
 693         return self._download_json(
 694             'https://nvapi.nicovideo.jp/v1/users/me/watch/history', 'history',
 695             f'Downloading {resource}', query=query,
 696             headers=self._API_HEADERS)['data']
 697
 698     def _real_extract(self, url):
 699         list_id = 'history'
 700         try:
 701             mylist = self._call_api(list_id, 'list', {
 702                 'pageSize': 1,
 703             })
 704         except ExtractorError as e:
 705             if isinstance(e.cause, compat_HTTPError) and e.cause.code == 401:
 706                 self.raise_login_required('You have to be logged in to get your watch history')
 707             raise
 708         return self.playlist_result(self._entries(list_id), list_id, **self._parse_owner(mylist))
 709
 710
 711 class NicovideoSearchBaseIE(InfoExtractor):
 712     _SEARCH_TYPE = 'search'
 713
 714     def _entries(self, url, item_id, query=None, note='Downloading page %(page)s'):
 715         query = query or {}
 716         pages = [query['page']] if 'page' in query else itertools.count(1)
 717         for page_num in pages:
 718             query['page'] = str(page_num)
 719             webpage = self._download_webpage(url, item_id, query=query, note=note % {'page': page_num})
 720             results = re.findall(r'(?<=data-video-id=)["\']?(?P<videoid>.*?)(?=["\'])', webpage)
 721             for item in results:
 722                 yield self.url_result(f'http://www.nicovideo.jp/watch/{item}', 'Niconico', item)
 723             if not results:
 724                 break
 725
 726     def _search_results(self, query):
 727         return self._entries(
 728             self._proto_relative_url(f'//www.nicovideo.jp/{self._SEARCH_TYPE}/{query}'), query)
 729
 730
 731 class NicovideoSearchIE(NicovideoSearchBaseIE, SearchInfoExtractor):
 732     IE_DESC = 'Nico video search'
 733     IE_NAME = 'nicovideo:search'
 734     _SEARCH_KEY = 'nicosearch'
 735
 736
 737 class NicovideoSearchURLIE(NicovideoSearchBaseIE):
 738     IE_NAME = f'{NicovideoSearchIE.IE_NAME}_url'
 739     IE_DESC = 'Nico video search URLs'
 740     _VALID_URL = r'https?://(?:www\.)?nicovideo\.jp/search/(?P<id>[^?#&]+)?'
 741     _TESTS = [{
 742         'url': 'http://www.nicovideo.jp/search/sm9',
 743         'info_dict': {
 744             'id': 'sm9',
 745             'title': 'sm9'
 746         },
 747         'playlist_mincount': 40,
 748     }, {
 749         'url': 'https://www.nicovideo.jp/search/sm9?sort=h&order=d&end=2020-12-31&start=2020-01-01',
 750         'info_dict': {
 751             'id': 'sm9',
 752             'title': 'sm9'
 753         },
 754         'playlist_count': 31,
 755     }]
 756
 757     def _real_extract(self, url):
 758         query = self._match_id(url)
 759         return self.playlist_result(self._entries(url, query), query, query)
 760
 761
 762 class NicovideoSearchDateIE(NicovideoSearchBaseIE, SearchInfoExtractor):
 763     IE_DESC = 'Nico video search, newest first'
 764     IE_NAME = f'{NicovideoSearchIE.IE_NAME}:date'
 765     _SEARCH_KEY = 'nicosearchdate'
 766     _TESTS = [{
 767         'url': 'nicosearchdateall:a',
 768         'info_dict': {
 769             'id': 'a',
 770             'title': 'a'
 771         },
 772         'playlist_mincount': 1610,
 773     }]
 774
 775     _START_DATE = datetime.date(2007, 1, 1)
 776     _RESULTS_PER_PAGE = 32
 777     _MAX_PAGES = 50
 778
 779     def _entries(self, url, item_id, start_date=None, end_date=None):
 780         start_date, end_date = start_date or self._START_DATE, end_date or datetime.datetime.now().date()
 781
 782         # If the last page has a full page of videos, we need to break down the query interval further
 783         last_page_len = len(list(self._get_entries_for_date(
 784             url, item_id, start_date, end_date, self._MAX_PAGES,
 785             note=f'Checking number of videos from {start_date} to {end_date}')))
 786         if (last_page_len == self._RESULTS_PER_PAGE and start_date != end_date):
 787             midpoint = start_date + ((end_date - start_date) // 2)
 788             yield from self._entries(url, item_id, midpoint, end_date)
 789             yield from self._entries(url, item_id, start_date, midpoint)
 790         else:
 791             self.to_screen(f'{item_id}: Downloading results from {start_date} to {end_date}')
 792             yield from self._get_entries_for_date(
 793                 url, item_id, start_date, end_date, note='    Downloading page %(page)s')
 794
 795     def _get_entries_for_date(self, url, item_id, start_date, end_date=None, page_num=None, note=None):
 796         query = {
 797             'start': str(start_date),
 798             'end': str(end_date or start_date),
 799             'sort': 'f',
 800             'order': 'd',
 801         }
 802         if page_num:
 803             query['page'] = str(page_num)
 804
 805         yield from super()._entries(url, item_id, query=query, note=note)
 806
 807
 808 class NicovideoTagURLIE(NicovideoSearchBaseIE):
 809     IE_NAME = 'niconico:tag'
 810     IE_DESC = 'NicoNico video tag URLs'
 811     _SEARCH_TYPE = 'tag'
 812     _VALID_URL = r'https?://(?:www\.)?nicovideo\.jp/tag/(?P<id>[^?#&]+)?'
 813     _TESTS = [{
 814         'url': 'https://www.nicovideo.jp/tag/ドキュメンタリー淫夢',
 815         'info_dict': {
 816             'id': 'ドキュメンタリー淫夢',
 817             'title': 'ドキュメンタリー淫夢'
 818         },
 819         'playlist_mincount': 400,
 820     }]
 821
 822     def _real_extract(self, url):
 823         query = self._match_id(url)
 824         return self.playlist_result(self._entries(url, query), query, query)
 825
 826
 827 class NiconicoUserIE(InfoExtractor):
 828     _VALID_URL = r'https?://(?:www\.)?nicovideo\.jp/user/(?P<id>\d+)/?(?:$|[#?])'
 829     _TEST = {
 830         'url': 'https://www.nicovideo.jp/user/419948',
 831         'info_dict': {
 832             'id': '419948',
 833         },
 834         'playlist_mincount': 101,
 835     }
 836     _API_URL = "https://nvapi.nicovideo.jp/v1/users/%s/videos?sortKey=registeredAt&sortOrder=desc&pageSize=%s&page=%s"
 837     _PAGE_SIZE = 100
 838
 839     _API_HEADERS = {
 840         'X-Frontend-ID': '6',
 841         'X-Frontend-Version': '0'
 842     }
 843
 844     def _entries(self, list_id):
 845         total_count = 1
 846         count = page_num = 0
 847         while count < total_count:
 848             json_parsed = self._download_json(
 849                 self._API_URL % (list_id, self._PAGE_SIZE, page_num + 1), list_id,
 850                 headers=self._API_HEADERS,
 851                 note='Downloading JSON metadata%s' % (' page %d' % page_num if page_num else ''))
 852             if not page_num:
 853                 total_count = int_or_none(json_parsed['data'].get('totalCount'))
 854             for entry in json_parsed["data"]["items"]:
 855                 count += 1
 856                 yield self.url_result('https://www.nicovideo.jp/watch/%s' % entry['id'])
 857             page_num += 1
 858
 859     def _real_extract(self, url):
 860         list_id = self._match_id(url)
 861         return self.playlist_result(self._entries(list_id), list_id, ie=NiconicoIE.ie_key())