]> jfr.im git - yt-dlp.git/blobdiff - yt_dlp/extractor/bilibili.py
[extractor/nebula] Add nebula.tv (#4918)
[yt-dlp.git] / yt_dlp / extractor / bilibili.py
index baa7539769dfb1ae218fed48226255d6c9c15464..2e03aee8562893d44cf82ef72c17878168d76f67 100644 (file)
@@ -1,29 +1,36 @@
-# coding: utf-8
-from __future__ import unicode_literals
-
+import base64
 import hashlib
 import itertools
-import json
+import functools
+import math
 import re
 
 from .common import InfoExtractor, SearchInfoExtractor
 from ..compat import (
-    compat_str,
     compat_parse_qs,
     compat_urlparse,
+    compat_urllib_parse_urlparse
 )
 from ..utils import (
     ExtractorError,
-    int_or_none,
+    InAdvancePagedList,
+    OnDemandPagedList,
+    filter_dict,
     float_or_none,
+    int_or_none,
+    mimetype2ext,
+    parse_count,
     parse_iso8601,
-    try_get,
+    qualities,
     smuggle_url,
+    srt_subtitles_timecode,
     str_or_none,
     strip_jsonp,
+    traverse_obj,
     unified_timestamp,
     unsmuggle_url,
     urlencode_postdata,
+    url_or_none,
 )
 
 
@@ -37,25 +44,28 @@ class BiliBiliIE(InfoExtractor):
                                 video/[aA][vV]|
                                 anime/(?P<anime_id>\d+)/play\#
                             )(?P<id>\d+)|
-                            video/[bB][vV](?P<id_bv>[^/?#&]+)
+                            (s/)?video/[bB][vV](?P<id_bv>[^/?#&]+)
                         )
                         (?:/?\?p=(?P<page>\d+))?
                     '''
 
     _TESTS = [{
         'url': 'http://www.bilibili.com/video/av1074402/',
-        'md5': '5f7d29e1a2872f3df0cf76b1f87d3788',
+        'md5': '7ac275ec84a99a6552c5d229659a0fe1',
         'info_dict': {
-            'id': '1074402',
-            'ext': 'flv',
+            'id': '1074402_part1',
+            'ext': 'mp4',
             'title': '【金坷垃】金泡沫',
+            'uploader_id': '156160',
+            'uploader': '菊子桑',
+            'upload_date': '20140420',
             'description': 'md5:ce18c2a2d2193f0df2917d270f2e5923',
-            'duration': 308.067,
             'timestamp': 1398012678,
-            'upload_date': '20140420',
-            'thumbnail': r're:^https?://.+\.jpg',
-            'uploader': '菊子桑',
-            'uploader_id': '156160',
+            'tags': ['顶上去报复社会', '该来的总会来的', '金克拉是检验歌曲的唯一标准', '坷垃教主', '金坷垃', '邓紫棋', '治愈系坷垃'],
+            'bv_id': 'BV11x411K7CN',
+            'cid': '1554319',
+            'thumbnail': 'http://i2.hdslb.com/bfs/archive/c79a8cf0347cd7a897c53a2f756e96aead128e8c.jpg',
+            'duration': 308.36,
         },
     }, {
         # Tested in BiliBiliBangumiIE
@@ -69,49 +79,32 @@ class BiliBiliIE(InfoExtractor):
         'url': 'http://bangumi.bilibili.com/anime/5802/play#100643',
         'md5': '3f721ad1e75030cc06faf73587cfec57',
         'info_dict': {
-            'id': '100643',
+            'id': '100643_part1',
             'ext': 'mp4',
             'title': 'CHAOS;CHILD',
             'description': '如果你是神明,并且能够让妄想成为现实。那你会进行怎么样的妄想?是淫靡的世界?独裁社会?毁灭性的制裁?还是……2015年,涩谷。从6年前发生的大灾害“涩谷地震”之后复兴了的这个街区里新设立的私立高中...',
         },
         'skip': 'Geo-restricted to China',
     }, {
-        # Title with double quotes
         'url': 'http://www.bilibili.com/video/av8903802/',
         'info_dict': {
-            'id': '8903802',
+            'id': '8903802_part1',
+            'ext': 'mp4',
             'title': '阿滴英文|英文歌分享#6 "Closer',
+            'upload_date': '20170301',
             'description': '滴妹今天唱Closer給你聽! 有史以来,被推最多次也是最久的歌曲,其实歌词跟我原本想像差蛮多的,不过还是好听! 微博@阿滴英文',
+            'timestamp': 1488382634,
+            'uploader_id': '65880958',
+            'uploader': '阿滴英文',
+            'thumbnail': 'http://i2.hdslb.com/bfs/archive/49267ce20bc246be6304bf369a3ded0256854c23.jpg',
+            'cid': '14694589',
+            'duration': 554.117,
+            'bv_id': 'BV13x41117TL',
+            'tags': ['人文', '英语', '文化', '公开课', '阿滴英文'],
+        },
+        'params': {
+            'skip_download': True,
         },
-        'playlist': [{
-            'info_dict': {
-                'id': '8903802_part1',
-                'ext': 'flv',
-                'title': '阿滴英文|英文歌分享#6 "Closer',
-                'description': 'md5:3b1b9e25b78da4ef87e9b548b88ee76a',
-                'uploader': '阿滴英文',
-                'uploader_id': '65880958',
-                'timestamp': 1488382634,
-                'upload_date': '20170301',
-            },
-            'params': {
-                'skip_download': True,  # Test metadata only
-            },
-        }, {
-            'info_dict': {
-                'id': '8903802_part2',
-                'ext': 'flv',
-                'title': '阿滴英文|英文歌分享#6 "Closer',
-                'description': 'md5:3b1b9e25b78da4ef87e9b548b88ee76a',
-                'uploader': '阿滴英文',
-                'uploader_id': '65880958',
-                'timestamp': 1488382634,
-                'upload_date': '20170301',
-            },
-            'params': {
-                'skip_download': True,  # Test metadata only
-            },
-        }]
     }, {
         # new BV video id format
         'url': 'https://www.bilibili.com/video/BV1JE411F741',
@@ -124,6 +117,27 @@ class BiliBiliIE(InfoExtractor):
             'title': '物语中的人物是如何吐槽自己的OP的'
         },
         'playlist_count': 17,
+    }, {
+        # Correct matching of single and double quotes in title
+        'url': 'https://www.bilibili.com/video/BV1NY411E7Rx/',
+        'info_dict': {
+            'id': '255513412_part1',
+            'ext': 'mp4',
+            'title': 'Vid"eo" Te\'st',
+            'cid': '570602418',
+            'thumbnail': 'http://i2.hdslb.com/bfs/archive/0c0de5a90b6d5b991b8dcc6cde0afbf71d564791.jpg',
+            'upload_date': '20220408',
+            'timestamp': 1649436552,
+            'description': 'Vid"eo" Te\'st',
+            'uploader_id': '1630758804',
+            'bv_id': 'BV1NY411E7Rx',
+            'duration': 60.394,
+            'uploader': 'bili_31244483705',
+            'tags': ['VLOG'],
+        },
+        'params': {
+            'skip_download': True,
+        },
     }]
 
     _APP_KEY = 'iVGUTjsxvpLeuDCf'
@@ -140,12 +154,13 @@ def _report_error(self, result):
     def _real_extract(self, url):
         url, smuggled_data = unsmuggle_url(url, {})
 
-        mobj = re.match(self._VALID_URL, url)
+        mobj = self._match_valid_url(url)
         video_id = mobj.group('id_bv') or mobj.group('id')
 
         av_id, bv_id = self._get_video_id_set(video_id, mobj.group('id_bv') is not None)
         video_id = av_id
 
+        info = {}
         anime_id = mobj.group('anime_id')
         page_id = mobj.group('page')
         webpage = self._download_webpage(url, video_id)
@@ -163,7 +178,7 @@ def _real_extract(self, url):
 
         if 'anime/' not in url:
             cid = self._search_regex(
-                r'\bcid(?:["\']:|=)(\d+),["\']page(?:["\']:|=)' + compat_str(page_id), webpage, 'cid',
+                r'\bcid(?:["\']:|=)(\d+),["\']page(?:["\']:|=)' + str(page_id), webpage, 'cid',
                 default=None
             ) or self._search_regex(
                 r'\bcid(?:["\']:|=)(\d+)', webpage, 'cid',
@@ -197,66 +212,99 @@ def _real_extract(self, url):
         }
         headers.update(self.geo_verification_headers())
 
+        video_info = self._parse_json(
+            self._search_regex(r'window.__playinfo__\s*=\s*({.+?})</script>', webpage, 'video info', default=None) or '{}',
+            video_id, fatal=False)
+        video_info = video_info.get('data') or {}
+
+        durl = traverse_obj(video_info, ('dash', 'video'))
+        audios = traverse_obj(video_info, ('dash', 'audio')) or []
+        flac_audio = traverse_obj(video_info, ('dash', 'flac', 'audio'))
+        if flac_audio:
+            audios.append(flac_audio)
         entries = []
 
         RENDITIONS = ('qn=80&quality=80&type=', 'quality=2&type=mp4')
         for num, rendition in enumerate(RENDITIONS, start=1):
             payload = 'appkey=%s&cid=%s&otype=json&%s' % (self._APP_KEY, cid, rendition)
             sign = hashlib.md5((payload + self._BILIBILI_KEY).encode('utf-8')).hexdigest()
-
-            video_info = self._download_json(
-                'http://interface.bilibili.com/v2/playurl?%s&sign=%s' % (payload, sign),
-                video_id, note='Downloading video info page',
-                headers=headers, fatal=num == len(RENDITIONS))
-
             if not video_info:
-                continue
+                video_info = self._download_json(
+                    'http://interface.bilibili.com/v2/playurl?%s&sign=%s' % (payload, sign),
+                    video_id, note='Downloading video info page',
+                    headers=headers, fatal=num == len(RENDITIONS))
+                if not video_info:
+                    continue
 
-            if 'durl' not in video_info:
+            if not durl and 'durl' not in video_info:
                 if num < len(RENDITIONS):
                     continue
                 self._report_error(video_info)
 
-            for idx, durl in enumerate(video_info['durl']):
-                formats = [{
-                    'url': durl['url'],
-                    'filesize': int_or_none(durl['size']),
-                }]
-                for backup_url in durl.get('backup_url', []):
+            formats = []
+            for idx, durl in enumerate(durl or video_info['durl']):
+                formats.append({
+                    'url': durl.get('baseUrl') or durl.get('base_url') or durl.get('url'),
+                    'ext': mimetype2ext(durl.get('mimeType') or durl.get('mime_type')),
+                    'fps': int_or_none(durl.get('frameRate') or durl.get('frame_rate')),
+                    'width': int_or_none(durl.get('width')),
+                    'height': int_or_none(durl.get('height')),
+                    'vcodec': durl.get('codecs'),
+                    'acodec': 'none' if audios else None,
+                    'tbr': float_or_none(durl.get('bandwidth'), scale=1000),
+                    'filesize': int_or_none(durl.get('size')),
+                })
+                for backup_url in traverse_obj(durl, 'backup_url', expected_type=list) or []:
                     formats.append({
                         'url': backup_url,
-                        # backup URLs have lower priorities
                         'quality': -2 if 'hd.mp4' in backup_url else -3,
                     })
 
-                for a_format in formats:
-                    a_format.setdefault('http_headers', {}).update({
-                        'Referer': url,
+            for audio in audios:
+                formats.append({
+                    'url': audio.get('baseUrl') or audio.get('base_url') or audio.get('url'),
+                    'ext': mimetype2ext(audio.get('mimeType') or audio.get('mime_type')),
+                    'fps': int_or_none(audio.get('frameRate') or audio.get('frame_rate')),
+                    'width': int_or_none(audio.get('width')),
+                    'height': int_or_none(audio.get('height')),
+                    'acodec': audio.get('codecs'),
+                    'vcodec': 'none',
+                    'tbr': float_or_none(audio.get('bandwidth'), scale=1000),
+                    'filesize': int_or_none(audio.get('size'))
+                })
+                for backup_url in traverse_obj(audio, 'backup_url', expected_type=list) or []:
+                    formats.append({
+                        'url': backup_url,
+                        # backup URLs have lower priorities
+                        'quality': -3,
                     })
 
-                self._sort_formats(formats)
-
-                entries.append({
-                    'id': '%s_part%s' % (video_id, idx),
-                    'duration': float_or_none(durl.get('length'), 1000),
-                    'formats': formats,
-                })
+            info.update({
+                'id': video_id,
+                'duration': float_or_none(durl.get('length'), 1000),
+                'formats': formats,
+                'http_headers': {
+                    'Referer': url,
+                },
+            })
             break
 
-        title = self._html_search_regex(
-            (r'<h1[^>]+\btitle=(["\'])(?P<title>(?:(?!\1).)+)\1',
-             r'(?s)<h1[^>]*>(?P<title>.+?)</h1>'), webpage, 'title',
-            group='title')
+        self._sort_formats(formats)
+
+        title = self._html_search_regex((
+            r'<h1[^>]+title=(["])(?P<content>[^"]+)',
+            r'<h1[^>]+title=([\'])(?P<content>[^\']+)',
+            r'(?s)<h1[^>]*>(?P<content>.+?)</h1>',
+            self._meta_regex('title')
+        ), webpage, 'title', group='content', fatal=False)
 
         # Get part title for anthologies
         if page_id is not None:
-            # TODO: The json is already downloaded by _extract_anthology_entries. Don't redownload for each video
-            part_title = try_get(
-                self._download_json(
-                    "https://api.bilibili.com/x/player/pagelist?bvid=%s&jsonp=jsonp" % bv_id,
-                    video_id, note='Extracting videos in anthology'),
-                lambda x: x['data'][int(page_id) - 1]['part'])
-            title = part_title or title
+            # TODO: The json is already downloaded by _extract_anthology_entries. Don't redownload for each video.
+            part_info = traverse_obj(self._download_json(
+                f'https://api.bilibili.com/x/player/pagelist?bvid={bv_id}&jsonp=jsonp',
+                video_id, note='Extracting videos in anthology'), 'data', expected_type=list)
+            title = title if len(part_info) == 1 else traverse_obj(part_info, (int(page_id) - 1, 'part')) or title
 
         description = self._html_search_meta('description', webpage)
         timestamp = unified_timestamp(self._html_search_regex(
@@ -266,22 +314,22 @@ def _real_extract(self, url):
         thumbnail = self._html_search_meta(['og:image', 'thumbnailUrl'], webpage)
 
         # TODO 'view_count' requires deobfuscating Javascript
-        info = {
-            'id': compat_str(video_id) if page_id is None else '%s_p%s' % (video_id, page_id),
+        info.update({
+            'id': f'{video_id}_part{page_id or 1}',
             'cid': cid,
             'title': title,
             'description': description,
             'timestamp': timestamp,
             'thumbnail': thumbnail,
             'duration': float_or_none(video_info.get('timelength'), scale=1000),
-        }
+        })
 
         uploader_mobj = re.search(
             r'<a[^>]+href="(?:https?:)?//space\.bilibili\.com/(?P<id>\d+)"[^>]*>\s*(?P<name>[^<]+?)\s*<',
             webpage)
         if uploader_mobj:
             info.update({
-                'uploader': uploader_mobj.group('name'),
+                'uploader': uploader_mobj.group('name').strip(),
                 'uploader_id': uploader_mobj.group('id'),
             })
 
@@ -289,29 +337,25 @@ def _real_extract(self, url):
             info['uploader'] = self._html_search_meta(
                 'author', webpage, 'uploader', default=None)
 
-        raw_danmaku = self._get_raw_danmaku(video_id, cid)
-
-        raw_tags = self._get_tags(video_id)
-        tags = list(map(lambda x: x['tag_name'], raw_tags))
-
         top_level_info = {
-            'raw_danmaku': raw_danmaku,
-            'tags': tags,
-            'raw_tags': raw_tags,
+            'tags': traverse_obj(self._download_json(
+                f'https://api.bilibili.com/x/tag/archive/tags?aid={video_id}',
+                video_id, fatal=False, note='Downloading tags'), ('data', ..., 'tag_name')),
         }
-        if self.get_param('getcomments', False):
-            def get_comments():
-                comments = self._get_all_comment_pages(video_id)
-                return {
-                    'comments': comments,
-                    'comment_count': len(comments)
-                }
 
-            top_level_info['__post_extractor'] = get_comments
+        info['subtitles'] = {
+            'danmaku': [{
+                'ext': 'xml',
+                'url': f'https://comment.bilibili.com/{cid}.xml',
+            }]
+        }
 
-        '''
+        r'''
         # Requires https://github.com/m13253/danmaku2ass which is licenced under GPL3
         # See https://github.com/animelover1984/youtube-dl
+
+        raw_danmaku = self._download_webpage(
+            f'https://comment.bilibili.com/{cid}.xml', video_id, fatal=False, note='Downloading danmaku comments')
         danmaku = NiconicoIE.CreateDanmaku(raw_danmaku, commentType='Bilibili', x=1024, y=576)
         entries[0]['subtitles'] = {
             'danmaku': [{
@@ -321,40 +365,37 @@ def get_comments():
         }
         '''
 
+        top_level_info['__post_extractor'] = self.extract_comments(video_id)
+
         for entry in entries:
             entry.update(info)
 
         if len(entries) == 1:
             entries[0].update(top_level_info)
             return entries[0]
-        else:
-            for idx, entry in enumerate(entries):
-                entry['id'] = '%s_part%d' % (video_id, (idx + 1))
-
-            global_info = {
-                '_type': 'multi_video',
-                'id': compat_str(video_id),
-                'bv_id': bv_id,
-                'title': title,
-                'description': description,
-                'entries': entries,
-            }
 
-            global_info.update(info)
-            global_info.update(top_level_info)
+        for idx, entry in enumerate(entries):
+            entry['id'] = '%s_part%d' % (video_id, (idx + 1))
 
-            return global_info
+        return {
+            'id': str(video_id),
+            'bv_id': bv_id,
+            'title': title,
+            'description': description,
+            **info, **top_level_info
+        }
 
     def _extract_anthology_entries(self, bv_id, video_id, webpage):
         title = self._html_search_regex(
             (r'<h1[^>]+\btitle=(["\'])(?P<title>(?:(?!\1).)+)\1',
-             r'(?s)<h1[^>]*>(?P<title>.+?)</h1>'), webpage, 'title',
+             r'(?s)<h1[^>]*>(?P<title>.+?)</h1>',
+             r'<title>(?P<title>.+?)</title>'), webpage, 'title',
             group='title')
         json_data = self._download_json(
-            "https://api.bilibili.com/x/player/pagelist?bvid=%s&jsonp=jsonp" % bv_id,
+            f'https://api.bilibili.com/x/player/pagelist?bvid={bv_id}&jsonp=jsonp',
             video_id, note='Extracting videos in anthology')
 
-        if len(json_data['data']) > 1:
+        if json_data['data']:
             return self.playlist_from_matches(
                 json_data['data'], bv_id, title, ie=BiliBiliIE.ie_key(),
                 getter=lambda entry: 'https://www.bilibili.com/video/%s?p=%d' % (bv_id, entry['page']))
@@ -369,65 +410,33 @@ def _get_video_id_set(self, id, is_bv):
         if response['code'] == -400:
             raise ExtractorError('Video ID does not exist', expected=True, video_id=id)
         elif response['code'] != 0:
-            raise ExtractorError('Unknown error occurred during API check (code %s)' % response['code'], expected=True, video_id=id)
-        return (response['data']['aid'], response['data']['bvid'])
-
-    # recursive solution to getting every page of comments for the video
-    # we can stop when we reach a page without any comments
-    def _get_all_comment_pages(self, video_id, commentPageNumber=0):
-        comment_url = "https://api.bilibili.com/x/v2/reply?jsonp=jsonp&pn=%s&type=1&oid=%s&sort=2&_=1567227301685" % (commentPageNumber, video_id)
-        json_str = self._download_webpage(
-            comment_url, video_id,
-            note='Extracting comments from page %s' % (commentPageNumber))
-        replies = json.loads(json_str)['data']['replies']
-        if replies is None:
-            return []
-        return self._get_all_children(replies) + self._get_all_comment_pages(video_id, commentPageNumber + 1)
-
-    # extracts all comments in the tree
-    def _get_all_children(self, replies):
-        if replies is None:
-            return []
-
-        ret = []
-        for reply in replies:
-            author = reply['member']['uname']
-            author_id = reply['member']['mid']
-            id = reply['rpid']
-            text = reply['content']['message']
-            timestamp = reply['ctime']
-            parent = reply['parent'] if reply['parent'] != 0 else 'root'
-
-            comment = {
-                "author": author,
-                "author_id": author_id,
-                "id": id,
-                "text": text,
-                "timestamp": timestamp,
-                "parent": parent,
-            }
-            ret.append(comment)
-
-            # from the JSON, the comment structure seems arbitrarily deep, but I could be wrong.
-            # Regardless, this should work.
-            ret += self._get_all_children(reply['replies'])
+            raise ExtractorError(f'Unknown error occurred during API check (code {response["code"]})',
+                                 expected=True, video_id=id)
+        return response['data']['aid'], response['data']['bvid']
 
-        return ret
-
-    def _get_raw_danmaku(self, video_id, cid):
-        # This will be useful if I decide to scrape all pages instead of doing them individually
-        # cid_url = "https://www.bilibili.com/widget/getPageList?aid=%s" % (video_id)
-        # cid_str = self._download_webpage(cid_url, video_id, note=False)
-        # cid = json.loads(cid_str)[0]['cid']
-
-        danmaku_url = "https://comment.bilibili.com/%s.xml" % (cid)
-        danmaku = self._download_webpage(danmaku_url, video_id, note='Downloading danmaku comments')
-        return danmaku
-
-    def _get_tags(self, video_id):
-        tags_url = "https://api.bilibili.com/x/tag/archive/tags?aid=%s" % (video_id)
-        tags_json = self._download_json(tags_url, video_id, note='Downloading tags')
-        return tags_json['data']
+    def _get_comments(self, video_id, commentPageNumber=0):
+        for idx in itertools.count(1):
+            replies = traverse_obj(
+                self._download_json(
+                    f'https://api.bilibili.com/x/v2/reply?pn={idx}&oid={video_id}&type=1&jsonp=jsonp&sort=2&_=1567227301685',
+                    video_id, note=f'Extracting comments from page {idx}', fatal=False),
+                ('data', 'replies'))
+            if not replies:
+                return
+            for children in map(self._get_all_children, replies):
+                yield from children
+
+    def _get_all_children(self, reply):
+        yield {
+            'author': traverse_obj(reply, ('member', 'uname')),
+            'author_id': traverse_obj(reply, ('member', 'mid')),
+            'id': reply.get('rpid'),
+            'text': traverse_obj(reply, ('content', 'message')),
+            'timestamp': reply.get('ctime'),
+            'parent': reply.get('parent') or 'root',
+        }
+        for children in map(self._get_all_children, reply.get('replies') or []):
+            yield from children
 
 
 class BiliBiliBangumiIE(InfoExtractor):
@@ -497,83 +506,222 @@ def _real_extract(self, url):
             season_info.get('bangumi_title'), season_info.get('evaluate'))
 
 
-class BilibiliChannelIE(InfoExtractor):
-    _VALID_URL = r'https?://space.bilibili\.com/(?P<id>\d+)'
-    _API_URL = "https://api.bilibili.com/x/space/arc/search?mid=%s&pn=%d&jsonp=jsonp"
+class BilibiliSpaceBaseIE(InfoExtractor):
+    def _extract_playlist(self, fetch_page, get_metadata, get_entries):
+        first_page = fetch_page(1)
+        metadata = get_metadata(first_page)
+
+        paged_list = InAdvancePagedList(
+            lambda idx: get_entries(fetch_page(idx) if idx > 1 else first_page),
+            metadata['page_count'], metadata['page_size'])
+
+        return metadata, paged_list
+
+
+class BilibiliSpaceVideoIE(BilibiliSpaceBaseIE):
+    _VALID_URL = r'https?://space\.bilibili\.com/(?P<id>\d+)(?P<video>/video)?/?(?:[?#]|$)'
     _TESTS = [{
         'url': 'https://space.bilibili.com/3985676/video',
-        'info_dict': {},
-        'playlist_mincount': 112,
+        'info_dict': {
+            'id': '3985676',
+        },
+        'playlist_mincount': 178,
     }]
 
-    def _entries(self, list_id):
-        count, max_count = 0, None
+    def _real_extract(self, url):
+        playlist_id, is_video_url = self._match_valid_url(url).group('id', 'video')
+        if not is_video_url:
+            self.to_screen('A channel URL was given. Only the channel\'s videos will be downloaded. '
+                           'To download audios, add a "/audio" to the URL')
+
+        def fetch_page(page_idx):
+            return self._download_json(
+                'https://api.bilibili.com/x/space/arc/search', playlist_id,
+                note=f'Downloading page {page_idx}',
+                query={'mid': playlist_id, 'pn': page_idx, 'jsonp': 'jsonp'})['data']
+
+        def get_metadata(page_data):
+            page_size = page_data['page']['ps']
+            entry_count = page_data['page']['count']
+            return {
+                'page_count': math.ceil(entry_count / page_size),
+                'page_size': page_size,
+            }
 
-        for page_num in itertools.count(1):
-            data = self._parse_json(
-                self._download_webpage(
-                    self._API_URL % (list_id, page_num), list_id,
-                    note='Downloading page %d' % page_num),
-                list_id)['data']
+        def get_entries(page_data):
+            for entry in traverse_obj(page_data, ('list', 'vlist')) or []:
+                yield self.url_result(f'https://www.bilibili.com/video/{entry["bvid"]}', BiliBiliIE, entry['bvid'])
 
-            max_count = max_count or try_get(data, lambda x: x['page']['count'])
+        metadata, paged_list = self._extract_playlist(fetch_page, get_metadata, get_entries)
+        return self.playlist_result(paged_list, playlist_id)
 
-            entries = try_get(data, lambda x: x['list']['vlist'])
-            if not entries:
-                return
-            for entry in entries:
-                yield self.url_result(
-                    'https://www.bilibili.com/video/%s' % entry['bvid'],
-                    BiliBiliIE.ie_key(), entry['bvid'])
 
-            count += len(entries)
-            if max_count and count >= max_count:
-                return
+class BilibiliSpaceAudioIE(BilibiliSpaceBaseIE):
+    _VALID_URL = r'https?://space\.bilibili\.com/(?P<id>\d+)/audio'
+    _TESTS = [{
+        'url': 'https://space.bilibili.com/3985676/audio',
+        'info_dict': {
+            'id': '3985676',
+        },
+        'playlist_mincount': 1,
+    }]
+
+    def _real_extract(self, url):
+        playlist_id = self._match_id(url)
+
+        def fetch_page(page_idx):
+            return self._download_json(
+                'https://api.bilibili.com/audio/music-service/web/song/upper', playlist_id,
+                note=f'Downloading page {page_idx}',
+                query={'uid': playlist_id, 'pn': page_idx, 'ps': 30, 'order': 1, 'jsonp': 'jsonp'})['data']
+
+        def get_metadata(page_data):
+            return {
+                'page_count': page_data['pageCount'],
+                'page_size': page_data['pageSize'],
+            }
+
+        def get_entries(page_data):
+            for entry in page_data.get('data', []):
+                yield self.url_result(f'https://www.bilibili.com/audio/au{entry["id"]}', BilibiliAudioIE, entry['id'])
+
+        metadata, paged_list = self._extract_playlist(fetch_page, get_metadata, get_entries)
+        return self.playlist_result(paged_list, playlist_id)
+
+
+class BilibiliSpacePlaylistIE(BilibiliSpaceBaseIE):
+    _VALID_URL = r'https?://space.bilibili\.com/(?P<mid>\d+)/channel/collectiondetail\?sid=(?P<sid>\d+)'
+    _TESTS = [{
+        'url': 'https://space.bilibili.com/2142762/channel/collectiondetail?sid=57445',
+        'info_dict': {
+            'id': '2142762_57445',
+            'title': '《底特律 变人》'
+        },
+        'playlist_mincount': 31,
+    }]
 
     def _real_extract(self, url):
-        list_id = self._match_id(url)
-        return self.playlist_result(self._entries(list_id), list_id)
+        mid, sid = self._match_valid_url(url).group('mid', 'sid')
+        playlist_id = f'{mid}_{sid}'
+
+        def fetch_page(page_idx):
+            return self._download_json(
+                'https://api.bilibili.com/x/polymer/space/seasons_archives_list',
+                playlist_id, note=f'Downloading page {page_idx}',
+                query={'mid': mid, 'season_id': sid, 'page_num': page_idx, 'page_size': 30})['data']
+
+        def get_metadata(page_data):
+            page_size = page_data['page']['page_size']
+            entry_count = page_data['page']['total']
+            return {
+                'page_count': math.ceil(entry_count / page_size),
+                'page_size': page_size,
+                'title': traverse_obj(page_data, ('meta', 'name'))
+            }
+
+        def get_entries(page_data):
+            for entry in page_data.get('archives', []):
+                yield self.url_result(f'https://www.bilibili.com/video/{entry["bvid"]}',
+                                      BiliBiliIE, entry['bvid'])
+
+        metadata, paged_list = self._extract_playlist(fetch_page, get_metadata, get_entries)
+        return self.playlist_result(paged_list, playlist_id, metadata['title'])
+
+
+class BilibiliCategoryIE(InfoExtractor):
+    IE_NAME = 'Bilibili category extractor'
+    _MAX_RESULTS = 1000000
+    _VALID_URL = r'https?://www\.bilibili\.com/v/[a-zA-Z]+\/[a-zA-Z]+'
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/v/kichiku/mad',
+        'info_dict': {
+            'id': 'kichiku: mad',
+            'title': 'kichiku: mad'
+        },
+        'playlist_mincount': 45,
+        'params': {
+            'playlistend': 45
+        }
+    }]
+
+    def _fetch_page(self, api_url, num_pages, query, page_num):
+        parsed_json = self._download_json(
+            api_url, query, query={'Search_key': query, 'pn': page_num},
+            note='Extracting results from page %s of %s' % (page_num, num_pages))
+
+        video_list = traverse_obj(parsed_json, ('data', 'archives'), expected_type=list)
+        if not video_list:
+            raise ExtractorError('Failed to retrieve video list for page %d' % page_num)
+
+        for video in video_list:
+            yield self.url_result(
+                'https://www.bilibili.com/video/%s' % video['bvid'], 'BiliBili', video['bvid'])
+
+    def _entries(self, category, subcategory, query):
+        # map of categories : subcategories : RIDs
+        rid_map = {
+            'kichiku': {
+                'mad': 26,
+                'manual_vocaloid': 126,
+                'guide': 22,
+                'theatre': 216,
+                'course': 127
+            },
+        }
+
+        if category not in rid_map:
+            raise ExtractorError(
+                f'The category {category} isn\'t supported. Supported categories: {list(rid_map.keys())}')
+        if subcategory not in rid_map[category]:
+            raise ExtractorError(
+                f'The subcategory {subcategory} isn\'t supported for this category. Supported subcategories: {list(rid_map[category].keys())}')
+        rid_value = rid_map[category][subcategory]
+
+        api_url = 'https://api.bilibili.com/x/web-interface/newlist?rid=%d&type=1&ps=20&jsonp=jsonp' % rid_value
+        page_json = self._download_json(api_url, query, query={'Search_key': query, 'pn': '1'})
+        page_data = traverse_obj(page_json, ('data', 'page'), expected_type=dict)
+        count, size = int_or_none(page_data.get('count')), int_or_none(page_data.get('size'))
+        if count is None or not size:
+            raise ExtractorError('Failed to calculate either page count or size')
+
+        num_pages = math.ceil(count / size)
+
+        return OnDemandPagedList(functools.partial(
+            self._fetch_page, api_url, num_pages, query), size)
+
+    def _real_extract(self, url):
+        u = compat_urllib_parse_urlparse(url)
+        category, subcategory = u.path.split('/')[2:4]
+        query = '%s: %s' % (category, subcategory)
+
+        return self.playlist_result(self._entries(category, subcategory, query), query, query)
 
 
 class BiliBiliSearchIE(SearchInfoExtractor):
-    IE_DESC = 'Bilibili video search, "bilisearch" keyword'
+    IE_DESC = 'Bilibili video search'
     _MAX_RESULTS = 100000
     _SEARCH_KEY = 'bilisearch'
-    MAX_NUMBER_OF_RESULTS = 1000
 
-    def _get_n_results(self, query, n):
-        """Get a specified number of results for a query"""
-
-        entries = []
-        pageNumber = 0
-        while True:
-            pageNumber += 1
-            # FIXME
-            api_url = "https://api.bilibili.com/x/web-interface/search/type?context=&page=%s&order=pubdate&keyword=%s&duration=0&tids_2=&__refresh__=true&search_type=video&tids=0&highlight=1" % (pageNumber, query)
-            json_str = self._download_webpage(
-                api_url, "None", query={"Search_key": query},
-                note='Extracting results from page %s' % pageNumber)
-            data = json.loads(json_str)['data']
-
-            # FIXME: this is hideous
-            if "result" not in data:
-                return {
-                    '_type': 'playlist',
-                    'id': query,
-                    'entries': entries[:n]
-                }
-
-            videos = data['result']
+    def _search_results(self, query):
+        for page_num in itertools.count(1):
+            videos = self._download_json(
+                'https://api.bilibili.com/x/web-interface/search/type', query,
+                note=f'Extracting results from page {page_num}', query={
+                    'Search_key': query,
+                    'keyword': query,
+                    'page': page_num,
+                    'context': '',
+                    'duration': 0,
+                    'tids_2': '',
+                    '__refresh__': 'true',
+                    'search_type': 'video',
+                    'tids': 0,
+                    'highlight': 1,
+                })['data'].get('result')
+            if not videos:
+                break
             for video in videos:
-                e = self.url_result(video['arcurl'], 'BiliBili', compat_str(video['aid']))
-                entries.append(e)
-
-            if(len(entries) >= n or len(videos) >= BiliBiliSearchIE.MAX_NUMBER_OF_RESULTS):
-                return {
-                    '_type': 'playlist',
-                    'id': query,
-                    'entries': entries[:n]
-                }
+                yield self.url_result(video['arcurl'], 'BiliBili', str(video['aid']))
 
 
 class BilibiliAudioBaseIE(InfoExtractor):
@@ -621,6 +769,11 @@ def _real_extract(self, url):
             'vcodec': 'none'
         }]
 
+        for a_format in formats:
+            a_format.setdefault('http_headers', {}).update({
+                'Referer': url,
+            })
+
         song = self._call_api('song/info', au_id)
         title = song['title']
         statistic = song.get('statistic') or {}
@@ -701,3 +854,337 @@ def _real_extract(self, url):
         return self.url_result(
             'http://www.bilibili.tv/video/av%s/' % video_id,
             ie=BiliBiliIE.ie_key(), video_id=video_id)
+
+
+class BiliIntlBaseIE(InfoExtractor):
+    _API_URL = 'https://api.bilibili.tv/intl/gateway'
+    _NETRC_MACHINE = 'biliintl'
+
+    def _call_api(self, endpoint, *args, **kwargs):
+        json = self._download_json(self._API_URL + endpoint, *args, **kwargs)
+        if json.get('code'):
+            if json['code'] in (10004004, 10004005, 10023006):
+                self.raise_login_required()
+            elif json['code'] == 10004001:
+                self.raise_geo_restricted()
+            else:
+                if json.get('message') and str(json['code']) != json['message']:
+                    errmsg = f'{kwargs.get("errnote", "Unable to download JSON metadata")}: {self.IE_NAME} said: {json["message"]}'
+                else:
+                    errmsg = kwargs.get('errnote', 'Unable to download JSON metadata')
+                if kwargs.get('fatal'):
+                    raise ExtractorError(errmsg)
+                else:
+                    self.report_warning(errmsg)
+        return json.get('data')
+
+    def json2srt(self, json):
+        data = '\n\n'.join(
+            f'{i + 1}\n{srt_subtitles_timecode(line["from"])} --> {srt_subtitles_timecode(line["to"])}\n{line["content"]}'
+            for i, line in enumerate(traverse_obj(json, (
+                'body', lambda _, l: l['content'] and l['from'] and l['to']))))
+        return data
+
+    def _get_subtitles(self, *, ep_id=None, aid=None):
+        sub_json = self._call_api(
+            '/web/v2/subtitle', ep_id or aid, fatal=False,
+            note='Downloading subtitles list', errnote='Unable to download subtitles list',
+            query=filter_dict({
+                'platform': 'web',
+                's_locale': 'en_US',
+                'episode_id': ep_id,
+                'aid': aid,
+            })) or {}
+        subtitles = {}
+        for sub in sub_json.get('subtitles') or []:
+            sub_url = sub.get('url')
+            if not sub_url:
+                continue
+            sub_data = self._download_json(
+                sub_url, ep_id or aid, errnote='Unable to download subtitles', fatal=False,
+                note='Downloading subtitles%s' % f' for {sub["lang"]}' if sub.get('lang') else '')
+            if not sub_data:
+                continue
+            subtitles.setdefault(sub.get('lang_key', 'en'), []).append({
+                'ext': 'srt',
+                'data': self.json2srt(sub_data)
+            })
+        return subtitles
+
+    def _get_formats(self, *, ep_id=None, aid=None):
+        video_json = self._call_api(
+            '/web/playurl', ep_id or aid, note='Downloading video formats',
+            errnote='Unable to download video formats', query=filter_dict({
+                'platform': 'web',
+                'ep_id': ep_id,
+                'aid': aid,
+            }))
+        video_json = video_json['playurl']
+        formats = []
+        for vid in video_json.get('video') or []:
+            video_res = vid.get('video_resource') or {}
+            video_info = vid.get('stream_info') or {}
+            if not video_res.get('url'):
+                continue
+            formats.append({
+                'url': video_res['url'],
+                'ext': 'mp4',
+                'format_note': video_info.get('desc_words'),
+                'width': video_res.get('width'),
+                'height': video_res.get('height'),
+                'vbr': video_res.get('bandwidth'),
+                'acodec': 'none',
+                'vcodec': video_res.get('codecs'),
+                'filesize': video_res.get('size'),
+            })
+        for aud in video_json.get('audio_resource') or []:
+            if not aud.get('url'):
+                continue
+            formats.append({
+                'url': aud['url'],
+                'ext': 'mp4',
+                'abr': aud.get('bandwidth'),
+                'acodec': aud.get('codecs'),
+                'vcodec': 'none',
+                'filesize': aud.get('size'),
+            })
+
+        self._sort_formats(formats)
+        return formats
+
+    def _extract_video_info(self, video_data, *, ep_id=None, aid=None):
+        return {
+            'id': ep_id or aid,
+            'title': video_data.get('title_display') or video_data.get('title'),
+            'thumbnail': video_data.get('cover'),
+            'episode_number': int_or_none(self._search_regex(
+                r'^E(\d+)(?:$| - )', video_data.get('title_display') or '', 'episode number', default=None)),
+            'formats': self._get_formats(ep_id=ep_id, aid=aid),
+            'subtitles': self._get_subtitles(ep_id=ep_id, aid=aid),
+            'extractor_key': BiliIntlIE.ie_key(),
+        }
+
+    def _perform_login(self, username, password):
+        try:
+            from Cryptodome.PublicKey import RSA
+            from Cryptodome.Cipher import PKCS1_v1_5
+        except ImportError:
+            try:
+                from Crypto.PublicKey import RSA
+                from Crypto.Cipher import PKCS1_v1_5
+            except ImportError:
+                raise ExtractorError('pycryptodomex not found. Please install', expected=True)
+
+        key_data = self._download_json(
+            'https://passport.bilibili.tv/x/intl/passport-login/web/key?lang=en-US', None,
+            note='Downloading login key', errnote='Unable to download login key')['data']
+
+        public_key = RSA.importKey(key_data['key'])
+        password_hash = PKCS1_v1_5.new(public_key).encrypt((key_data['hash'] + password).encode('utf-8'))
+        login_post = self._download_json(
+            'https://passport.bilibili.tv/x/intl/passport-login/web/login/password?lang=en-US', None, data=urlencode_postdata({
+                'username': username,
+                'password': base64.b64encode(password_hash).decode('ascii'),
+                'keep_me': 'true',
+                's_locale': 'en_US',
+                'isTrusted': 'true'
+            }), note='Logging in', errnote='Unable to log in')
+        if login_post.get('code'):
+            if login_post.get('message'):
+                raise ExtractorError(f'Unable to log in: {self.IE_NAME} said: {login_post["message"]}', expected=True)
+            else:
+                raise ExtractorError('Unable to log in')
+
+
+class BiliIntlIE(BiliIntlBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bili(?:bili\.tv|intl\.com)/(?:[a-zA-Z]{2}/)?(play/(?P<season_id>\d+)/(?P<ep_id>\d+)|video/(?P<aid>\d+))'
+    _TESTS = [{
+        # Bstation page
+        'url': 'https://www.bilibili.tv/en/play/34613/341736',
+        'info_dict': {
+            'id': '341736',
+            'ext': 'mp4',
+            'title': 'E2 - The First Night',
+            'thumbnail': r're:^https://pic\.bstarstatic\.com/ogv/.+\.png$',
+            'episode_number': 2,
+        }
+    }, {
+        # Non-Bstation page
+        'url': 'https://www.bilibili.tv/en/play/1033760/11005006',
+        'info_dict': {
+            'id': '11005006',
+            'ext': 'mp4',
+            'title': 'E3 - Who?',
+            'thumbnail': r're:^https://pic\.bstarstatic\.com/ogv/.+\.png$',
+            'episode_number': 3,
+        }
+    }, {
+        # Subtitle with empty content
+        'url': 'https://www.bilibili.tv/en/play/1005144/10131790',
+        'info_dict': {
+            'id': '10131790',
+            'ext': 'mp4',
+            'title': 'E140 - Two Heartbeats: Kabuto\'s Trap',
+            'thumbnail': r're:^https://pic\.bstarstatic\.com/ogv/.+\.png$',
+            'episode_number': 140,
+        },
+        'skip': 'According to the copyright owner\'s request, you may only watch the video after you log in.'
+    }, {
+        'url': 'https://www.biliintl.com/en/play/34613/341736',
+        'only_matching': True,
+    }, {
+        # User-generated content (as opposed to a series licensed from a studio)
+        'url': 'https://bilibili.tv/en/video/2019955076',
+        'only_matching': True,
+    }, {
+        # No language in URL
+        'url': 'https://www.bilibili.tv/video/2019955076',
+        'only_matching': True,
+    }, {
+        # Uppercase language in URL
+        'url': 'https://www.bilibili.tv/EN/video/2019955076',
+        'only_matching': True,
+    }]
+
+    def _real_extract(self, url):
+        season_id, ep_id, aid = self._match_valid_url(url).group('season_id', 'ep_id', 'aid')
+        video_id = ep_id or aid
+        webpage = self._download_webpage(url, video_id)
+        # Bstation layout
+        initial_data = (
+            self._search_json(r'window\.__INITIAL_(?:DATA|STATE)__\s*=', webpage, 'preload state', video_id, default={})
+            or self._search_nuxt_data(webpage, video_id, '__initialState', fatal=False, traverse=None))
+        video_data = traverse_obj(
+            initial_data, ('OgvVideo', 'epDetail'), ('UgcVideo', 'videoData'), ('ugc', 'archive'), expected_type=dict)
+
+        if season_id and not video_data:
+            # Non-Bstation layout, read through episode list
+            season_json = self._call_api(f'/web/v2/ogv/play/episodes?season_id={season_id}&platform=web', video_id)
+            video_data = traverse_obj(season_json,
+                                      ('sections', ..., 'episodes', lambda _, v: str(v['episode_id']) == ep_id),
+                                      expected_type=dict, get_all=False)
+        return self._extract_video_info(video_data or {}, ep_id=ep_id, aid=aid)
+
+
+class BiliIntlSeriesIE(BiliIntlBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bili(?:bili\.tv|intl\.com)/(?:[a-zA-Z]{2}/)?play/(?P<id>\d+)/?(?:[?#]|$)'
+    _TESTS = [{
+        'url': 'https://www.bilibili.tv/en/play/34613',
+        'playlist_mincount': 15,
+        'info_dict': {
+            'id': '34613',
+            'title': 'Fly Me to the Moon',
+            'description': 'md5:a861ee1c4dc0acfad85f557cc42ac627',
+            'categories': ['Romance', 'Comedy', 'Slice of life'],
+            'thumbnail': r're:^https://pic\.bstarstatic\.com/ogv/.+\.png$',
+            'view_count': int,
+        },
+        'params': {
+            'skip_download': True,
+        },
+    }, {
+        'url': 'https://www.biliintl.com/en/play/34613',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.biliintl.com/EN/play/34613',
+        'only_matching': True,
+    }]
+
+    def _entries(self, series_id):
+        series_json = self._call_api(f'/web/v2/ogv/play/episodes?season_id={series_id}&platform=web', series_id)
+        for episode in traverse_obj(series_json, ('sections', ..., 'episodes', ...), expected_type=dict, default=[]):
+            episode_id = str(episode.get('episode_id'))
+            yield self._extract_video_info(episode, ep_id=episode_id)
+
+    def _real_extract(self, url):
+        series_id = self._match_id(url)
+        series_info = self._call_api(f'/web/v2/ogv/play/season_info?season_id={series_id}&platform=web', series_id).get('season') or {}
+        return self.playlist_result(
+            self._entries(series_id), series_id, series_info.get('title'), series_info.get('description'),
+            categories=traverse_obj(series_info, ('styles', ..., 'title'), expected_type=str_or_none),
+            thumbnail=url_or_none(series_info.get('horizontal_cover')), view_count=parse_count(series_info.get('view')))
+
+
+class BiliLiveIE(InfoExtractor):
+    _VALID_URL = r'https?://live.bilibili.com/(?P<id>\d+)'
+
+    _TESTS = [{
+        'url': 'https://live.bilibili.com/196',
+        'info_dict': {
+            'id': '33989',
+            'description': "周六杂谈回,其他时候随机游戏。 | \n录播:@下播型泛式录播组。 | \n直播通知群(全员禁言):666906670,902092584,59971⑧481 (功能一样,别多加)",
+            'ext': 'flv',
+            'title': "太空狼人杀联动,不被爆杀就算赢",
+            'thumbnail': "https://i0.hdslb.com/bfs/live/new_room_cover/e607bc1529057ef4b332e1026e62cf46984c314d.jpg",
+            'timestamp': 1650802769,
+        },
+        'skip': 'not live'
+    }, {
+        'url': 'https://live.bilibili.com/196?broadcast_type=0&is_room_feed=1?spm_id_from=333.999.space_home.strengthen_live_card.click',
+        'only_matching': True
+    }]
+
+    _FORMATS = {
+        80: {'format_id': 'low', 'format_note': '流畅'},
+        150: {'format_id': 'high_res', 'format_note': '高清'},
+        250: {'format_id': 'ultra_high_res', 'format_note': '超清'},
+        400: {'format_id': 'blue_ray', 'format_note': '蓝光'},
+        10000: {'format_id': 'source', 'format_note': '原画'},
+        20000: {'format_id': '4K', 'format_note': '4K'},
+        30000: {'format_id': 'dolby', 'format_note': '杜比'},
+    }
+
+    _quality = staticmethod(qualities(list(_FORMATS)))
+
+    def _call_api(self, path, room_id, query):
+        api_result = self._download_json(f'https://api.live.bilibili.com/{path}', room_id, query=query)
+        if api_result.get('code') != 0:
+            raise ExtractorError(api_result.get('message') or 'Unable to download JSON metadata')
+        return api_result.get('data') or {}
+
+    def _parse_formats(self, qn, fmt):
+        for codec in fmt.get('codec') or []:
+            if codec.get('current_qn') != qn:
+                continue
+            for url_info in codec['url_info']:
+                yield {
+                    'url': f'{url_info["host"]}{codec["base_url"]}{url_info["extra"]}',
+                    'ext': fmt.get('format_name'),
+                    'vcodec': codec.get('codec_name'),
+                    'quality': self._quality(qn),
+                    **self._FORMATS[qn],
+                }
+
+    def _real_extract(self, url):
+        room_id = self._match_id(url)
+        room_data = self._call_api('room/v1/Room/get_info', room_id, {'id': room_id})
+        if room_data.get('live_status') == 0:
+            raise ExtractorError('Streamer is not live', expected=True)
+
+        formats = []
+        for qn in self._FORMATS.keys():
+            stream_data = self._call_api('xlive/web-room/v2/index/getRoomPlayInfo', room_id, {
+                'room_id': room_id,
+                'qn': qn,
+                'codec': '0,1',
+                'format': '0,2',
+                'mask': '0',
+                'no_playurl': '0',
+                'platform': 'web',
+                'protocol': '0,1',
+            })
+            for fmt in traverse_obj(stream_data, ('playurl_info', 'playurl', 'stream', ..., 'format', ...)) or []:
+                formats.extend(self._parse_formats(qn, fmt))
+        self._sort_formats(formats)
+
+        return {
+            'id': room_id,
+            'title': room_data.get('title'),
+            'description': room_data.get('description'),
+            'thumbnail': room_data.get('user_cover'),
+            'timestamp': stream_data.get('live_time'),
+            'formats': formats,
+            'http_headers': {
+                'Referer': url,
+            },
+        }