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[youtube:tab] Follow redirect to regional channel (#2884) 

Closes #2694
Authored by: coletdjnz
This commit is contained in:
coletdev 2022-03-01 18:08:19 +13:00 committed by GitHub
parent 93c8410d33
commit 7c219ea601
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 20 additions and 5 deletions
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25
yt_dlp/extractor/youtube.py
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@ -3950,13 +3950,14 @@ class YoutubeTabBaseInfoExtractor(YoutubeBaseInfoExtractor):
break
@staticmethod
def _extract_selected_tab(tabs):
def _extract_selected_tab(tabs, fatal=True):
for tab in tabs:
renderer = dict_get(tab, ('tabRenderer', 'expandableTabRenderer')) or {}
if renderer.get('selected') is True:
return renderer
else:
raise ExtractorError('Unable to find selected tab')
if fatal:
raise ExtractorError('Unable to find selected tab')
@classmethod
def _extract_uploader(cls, data):
@ -4229,7 +4230,7 @@ class YoutubeTabBaseInfoExtractor(YoutubeBaseInfoExtractor):
self.report_warning(error_to_compat_str(e))
break
if dict_get(data, ('contents', 'currentVideoEndpoint')):
if dict_get(data, ('contents', 'currentVideoEndpoint', 'onResponseReceivedActions')):
break
last_error = 'Incomplete yt initial data received'
@ -4248,7 +4249,7 @@ class YoutubeTabBaseInfoExtractor(YoutubeBaseInfoExtractor):
ytcfg = ytcfg or self.extract_ytcfg(item_id, webpage)
# Reject webpage data if redirected to home page without explicitly requesting
selected_tab = self._extract_selected_tab(traverse_obj(
data, ('contents', 'twoColumnBrowseResultsRenderer', 'tabs'), expected_type=list, default=[])) or {}
data, ('contents', 'twoColumnBrowseResultsRenderer', 'tabs'), expected_type=list, default=[]), fatal=False) or {}
if (url != 'https://www.youtube.com/feed/recommended'
and selected_tab.get('tabIdentifier') == 'FEwhat_to_watch' # Home page
and 'no-youtube-channel-redirect' not in self.get_param('compat_opts', [])):
@ -4280,7 +4281,7 @@ class YoutubeTabBaseInfoExtractor(YoutubeBaseInfoExtractor):
return self._extract_response(
item_id=item_id, query=params, ep=ep, headers=headers,
ytcfg=ytcfg, fatal=fatal, default_client=default_client,
check_get_keys=('contents', 'currentVideoEndpoint'))
check_get_keys=('contents', 'currentVideoEndpoint', 'onResponseReceivedActions'))
err_note = 'Failed to resolve url (does the playlist exist?)'
if fatal:
raise ExtractorError(err_note, expected=True)
@ -4981,6 +4982,10 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
'skip_download': True,
'extractor_args': {'youtubetab': {'skip': ['webpage']}}
},
}, {
'note': 'non-standard redirect to regional channel',
'url': 'https://www.youtube.com/channel/UCwVVpHQ2Cs9iGJfpdFngePQ',
'only_matching': True
}]
@classmethod
@ -5053,6 +5058,16 @@ class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
data, ytcfg = self._extract_data(url, item_id)
# YouTube may provide a non-standard redirect to the regional channel
# See: https://github.com/yt-dlp/yt-dlp/issues/2694
redirect_url = traverse_obj(
data, ('onResponseReceivedActions', ..., 'navigateAction', 'endpoint', 'commandMetadata', 'webCommandMetadata', 'url'), get_all=False)
if redirect_url and 'no-youtube-channel-redirect' not in compat_opts:
redirect_url = ''.join((
urljoin('https://www.youtube.com', redirect_url), mobj['tab'], mobj['post']))
self.to_screen(f'This playlist is likely not available in your region. Following redirect to regional playlist {redirect_url}')
return self.url_result(redirect_url, ie=YoutubeTabIE.ie_key())
tabs = traverse_obj(data, ('contents', 'twoColumnBrowseResultsRenderer', 'tabs'), expected_type=list)
if tabs:
selected_tab = self._extract_selected_tab(tabs)