[extractor/bilibili] Add chapters and misc cleanup (#4221)

Authored by: lockmatrix, pukkandan
This commit is contained in:
pukkandan 2022-10-25 20:09:27 +05:30
parent ad97487606
commit c90c5b9bdd
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@ -93,6 +93,16 @@ def _get_subtitles(self, video_id, initial_state, cid):
})
return subtitles
def _get_chapters(self, aid, cid):
chapters = aid and cid and self._download_json(
'https://api.bilibili.com/x/player/v2', aid, query={'aid': aid, 'cid': cid},
note='Extracting chapters', fatal=False)
return traverse_obj(chapters, ('data', 'view_points', ..., {
'title': 'content',
'start_time': 'from',
'end_time': 'to',
})) or None
def _get_comments(self, aid):
for idx in itertools.count(1):
replies = traverse_obj(
@ -117,38 +127,6 @@ def _get_all_children(self, reply):
for children in map(self._get_all_children, traverse_obj(reply, ('replies', ...))):
yield from children
def extract_common_info(self, video_id, initial_state, play_info, aid, cid):
season_id = traverse_obj(initial_state, ('mediaInfo', 'season_id'))
season_number = season_id and next((
idx + 1 for idx, e in enumerate(
traverse_obj(initial_state, ('mediaInfo', 'seasons', ...)))
if e.get('season_id') == season_id
), None)
return {
'title': traverse_obj(initial_state, 'h1Title'),
'description': traverse_obj(initial_state, ('videoData', 'desc')),
'duration': float_or_none(play_info.get('timelength'), scale=1000),
'view_count': traverse_obj(initial_state, ('videoData', 'stat', 'view')),
'uploader': traverse_obj(initial_state, ('upData', 'name')),
'uploader_id': traverse_obj(initial_state, ('upData', 'mid')),
'like_count': traverse_obj(initial_state, ('videoData', 'stat', 'like')),
'comment_count': traverse_obj(initial_state, ('videoData', 'stat', 'reply')),
'tags': traverse_obj(initial_state, ('tags', ..., 'tag_name')) or None,
'thumbnail': traverse_obj(
initial_state, ('videoData', 'pic'), ('epInfo', 'cover')),
'timestamp': traverse_obj(
initial_state, ('videoData', 'pubdate'), ('epInfo', 'pub_time')),
'episode': traverse_obj(initial_state, ('epInfo', 'long_title')),
'episode_number': int_or_none(traverse_obj(initial_state, ('epInfo', 'title'))),
'series': traverse_obj(initial_state, ('mediaInfo', 'series')),
'season': traverse_obj(initial_state, ('mediaInfo', 'season_title')),
'season_id': season_id,
'season_number': season_number,
'subtitles': self.extract_subtitles(video_id, initial_state, cid),
'__post_extractor': self.extract_comments(aid),
}
class BiliBiliIE(BilibiliBaseIE):
_VALID_URL = r'https?://www\.bilibili\.com/video/[aAbB][vV](?P<id>[^/?#&]+)'
@ -190,9 +168,7 @@ class BiliBiliIE(BilibiliBaseIE):
'view_count': int,
'tags': list,
},
'params': {
'skip_download': True,
},
'params': {'skip_download': True},
}, {
'note': 'Anthology',
'url': 'https://www.bilibili.com/video/BV1bK411W797',
@ -244,7 +220,7 @@ class BiliBiliIE(BilibiliBaseIE):
'info_dict': {
'id': 'BV12N4y1M7rh',
'ext': 'mp4',
'title': '游戏帧数增加40%下代联发科天玑芯片或将支持光线追踪从Immortalis-G715看下代联发科SoC的GPU表现 | Arm: 可以不用咬打火机了!',
'title': 'md5:96e8bb42c2b432c0d4ce3434a61479c1',
'tags': list,
'description': 'md5:afde2b7ba9025c01d9e3dde10de221e4',
'duration': 313.557,
@ -266,7 +242,7 @@ class BiliBiliIE(BilibiliBaseIE):
'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',
'description': 'md5:3b1b9e25b78da4ef87e9b548b88ee76a',
'timestamp': 1488353834,
'uploader_id': '65880958',
'uploader': '阿滴英文',
@ -280,13 +256,34 @@ class BiliBiliIE(BilibiliBaseIE):
'params': {
'skip_download': True,
},
}, {
'note': 'video has chapter',
'url': 'https://www.bilibili.com/video/BV1vL411G7N7/',
'info_dict': {
'id': 'BV1vL411G7N7',
'ext': 'mp4',
'title': '如何为你的B站视频添加进度条分段',
'timestamp': 1634554558,
'upload_date': '20211018',
'description': 'md5:a9a3d6702b3a94518d419b2e9c320a6d',
'tags': list,
'uploader': '爱喝咖啡的当麻',
'duration': 669.482,
'uploader_id': '1680903',
'chapters': 'count:6',
'comment_count': int,
'view_count': int,
'like_count': int,
'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
},
'params': {'skip_download': True},
}]
def _real_extract(self, url):
video_id = self._match_id(url)
webpage = self._download_webpage(url, video_id)
initial_state = self._search_json(r'window.__INITIAL_STATE__\s*=', webpage, 'initial state', video_id)
play_info = self._search_json(r'window.__playinfo__\s*=', webpage, 'play info', video_id)['data']
initial_state = self._search_json(r'window\.__INITIAL_STATE__\s*=', webpage, 'initial state', video_id)
play_info = self._search_json(r'window\.__playinfo__\s*=', webpage, 'play info', video_id)['data']
video_data = initial_state['videoData']
video_id, title = video_data['bvid'], video_data.get('title')
@ -312,15 +309,27 @@ def _real_extract(self, url):
aid = video_data.get('aid')
old_video_id = format_field(aid, None, f'%s_part{part_id or 1}')
cid = traverse_obj(video_data, ('pages', part_id - 1, 'cid')) if part_id else video_data.get('cid')
return {
'id': f'{video_id}{format_field(part_id, None, "_p%d")}',
'formats': self.extract_formats(play_info),
'_old_archive_ids': [make_archive_id(self, old_video_id)] if old_video_id else None,
'http_headers': {'Referer': url},
**self.extract_common_info(video_id, initial_state, play_info, aid, cid=(
traverse_obj(video_data, ('pages', part_id - 1, 'cid'))
if part_id else video_data.get('cid'))),
'title': title,
'description': traverse_obj(initial_state, ('videoData', 'desc')),
'view_count': traverse_obj(initial_state, ('videoData', 'stat', 'view')),
'uploader': traverse_obj(initial_state, ('upData', 'name')),
'uploader_id': traverse_obj(initial_state, ('upData', 'mid')),
'like_count': traverse_obj(initial_state, ('videoData', 'stat', 'like')),
'comment_count': traverse_obj(initial_state, ('videoData', 'stat', 'reply')),
'tags': traverse_obj(initial_state, ('tags', ..., 'tag_name')),
'thumbnail': traverse_obj(initial_state, ('videoData', 'pic')),
'timestamp': traverse_obj(initial_state, ('videoData', 'pubdate')),
'duration': float_or_none(play_info.get('timelength'), scale=1000),
'chapters': self._get_chapters(aid, cid),
'subtitles': self.extract_subtitles(video_id, initial_state, cid),
'__post_extractor': self.extract_comments(aid),
'http_headers': {'Referer': url},
}
@ -359,22 +368,38 @@ def _real_extract(self, url):
or '正在观看预览,大会员免费看全片' in webpage):
self.raise_login_required('This video is for premium members only')
play_info = self._search_json(r'window.__playinfo__\s*=\s*', webpage, 'play info', video_id)['data']
play_info = self._search_json(r'window\.__playinfo__\s*=\s*', webpage, 'play info', video_id)['data']
formats = self.extract_formats(play_info)
if (not formats and '成为大会员抢先看' in webpage
and play_info.get('durl') and not play_info.get('dash')):
self.raise_login_required('This video is for premium members only')
initial_state = self._search_json(r'window.__INITIAL_STATE__\s*=', webpage, 'initial state', video_id)
initial_state = self._search_json(r'window\.__INITIAL_STATE__\s*=', webpage, 'initial state', video_id)
season_id = traverse_obj(initial_state, ('mediaInfo', 'season_id'))
season_number = season_id and next((
idx + 1 for idx, e in enumerate(
traverse_obj(initial_state, ('mediaInfo', 'seasons', ...)))
if e.get('season_id') == season_id
), None)
return {
'id': video_id,
'formats': formats,
'title': traverse_obj(initial_state, 'h1Title'),
'episode': traverse_obj(initial_state, ('epInfo', 'long_title')),
'episode_number': int_or_none(traverse_obj(initial_state, ('epInfo', 'title'))),
'series': traverse_obj(initial_state, ('mediaInfo', 'series')),
'season': traverse_obj(initial_state, ('mediaInfo', 'season_title')),
'season_id': season_id,
'season_number': season_number,
'thumbnail': traverse_obj(initial_state, ('epInfo', 'cover')),
'timestamp': traverse_obj(initial_state, ('epInfo', 'pub_time')),
'duration': float_or_none(play_info.get('timelength'), scale=1000),
'subtitles': self.extract_subtitles(
video_id, initial_state, traverse_obj(initial_state, ('epInfo', 'cid'))),
'__post_extractor': self.extract_comments(traverse_obj(initial_state, ('epInfo', 'aid'))),
'http_headers': {'Referer': url, **self.geo_verification_headers()},
**self.extract_common_info(
video_id, initial_state, play_info,
aid=traverse_obj(initial_state, ('epInfo', 'aid')),
cid=traverse_obj(initial_state, ('epInfo', 'cid')))
}
@ -392,7 +417,7 @@ def _real_extract(self, url):
media_id = self._match_id(url)
webpage = self._download_webpage(url, media_id)
initial_state = self._search_json(r'window.__INITIAL_STATE__\s*=', webpage, 'initial_state', media_id)
initial_state = self._search_json(r'window\.__INITIAL_STATE__\s*=', webpage, 'initial_state', media_id)
episode_list = self._download_json(
'https://api.bilibili.com/pgc/web/season/section', media_id,
query={'season_id': initial_state['mediaInfo']['season_id']},