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[ie/bilibili] Handle Bangumi redirection (#14038)

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Closes #13924
Authored by: junyilou, grqz

Co-authored-by: _Grqz <173015200+grqz@users.noreply.github.com>
This commit is contained in:
Junyi Lou
2025-08-20 07:06:49 +08:00
committed by GitHub
parent 82a1390204
commit 6ca9165648
1 changed files with 42 additions and 5 deletions
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47
yt_dlp/extractor/bilibili.py
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@@ -304,7 +304,7 @@ class BilibiliBaseIE(InfoExtractor):
class BiliBiliIE(BilibiliBaseIE):
_VALID_URL = r'https?://(?:www\.)?bilibili\.com/(?:video/|festival/[^/?#]+\?(?:[^#]*&)?bvid=)[aAbB][vV](?P<id>[^/?#&]+)'
_VALID_URL = r'https?://(?:www\.)?bilibili\.com/(?:video/|festival/[^/?#]+\?(?:[^#]*&)?bvid=)(?P<prefix>[aAbB][vV])(?P<id>[^/?#&]+)'
_TESTS = [{
'url': 'https://www.bilibili.com/video/BV13x41117TL',
@@ -563,7 +563,7 @@ class BiliBiliIE(BilibiliBaseIE):
},
}],
}, {
'note': '301 redirect to bangumi link',
'note': 'redirect from bvid to bangumi link via redirect_url',
'url': 'https://www.bilibili.com/video/BV1TE411f7f1',
'info_dict': {
'id': '288525',
@@ -580,7 +580,27 @@ class BiliBiliIE(BilibiliBaseIE):
'duration': 1183.957,
'timestamp': 1571648124,
'upload_date': '20191021',
'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
'thumbnail': r're:https?://.*\.(jpg|jpeg|png)$',
},
}, {
'note': 'redirect from aid to bangumi link via redirect_url',
'url': 'https://www.bilibili.com/video/av114868162141203',
'info_dict': {
'id': '1933368',
'title': 'PV 引爆变革的起点',
'ext': 'mp4',
'duration': 63.139,
'series': '时光代理人',
'series_id': '5183',
'season': '第三季',
'season_number': 4,
'season_id': '105212',
'episode': '引爆变革的起点',
'episode_number': 1,
'episode_id': '1933368',
'timestamp': 1752849001,
'upload_date': '20250718',
'thumbnail': r're:https?://.*\.(jpg|jpeg|png)$',
},
}, {
'note': 'video has subtitles, which requires login',
@@ -636,7 +656,7 @@ class BiliBiliIE(BilibiliBaseIE):
}]
def _real_extract(self, url):
video_id = self._match_id(url)
video_id, prefix = self._match_valid_url(url).group('id', 'prefix')
headers = self.geo_verification_headers()
webpage, urlh = self._download_webpage_handle(url, video_id, headers=headers)
if not self._match_valid_url(urlh.url):
@@ -644,7 +664,24 @@ class BiliBiliIE(BilibiliBaseIE):
headers['Referer'] = url
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, default=None)
if not initial_state:
if self._search_json(r'\bwindow\._riskdata_\s*=', webpage, 'risk', video_id, default={}).get('v_voucher'):
raise ExtractorError('You have exceeded the rate limit. Try again later', expected=True)
query = {'platform': 'web'}
prefix = prefix.upper()
if prefix == 'BV':
query['bvid'] = prefix + video_id
elif prefix == 'AV':
query['aid'] = video_id
detail = self._download_json(
'https://api.bilibili.com/x/web-interface/wbi/view/detail', video_id,
note='Downloading redirection URL', errnote='Failed to download redirection URL',
query=self._sign_wbi(query, video_id), headers=headers)
new_url = traverse_obj(detail, ('data', 'View', 'redirect_url', {url_or_none}))
if new_url and BiliBiliBangumiIE.suitable(new_url):
return self.url_result(new_url, BiliBiliBangumiIE)
raise ExtractorError('Unable to extract initial state')
if traverse_obj(initial_state, ('error', 'trueCode')) == -403:
self.raise_login_required()