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[youtube:channel] Improve channel id extraction and detect unavailable channels (Closes #10009)

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Sergey M․ 2016-07-05 23:30:44 +07:00
parent 84f214d840
commit 73c4ac2c95
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1 changed files with 22 additions and 4 deletions
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24
youtube_dl/extractor/youtube.py
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@ -1995,9 +1995,13 @@ class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
channel_playlist_id = self._html_search_meta(
'channelId', channel_page, 'channel id', default=None)
if not channel_playlist_id:
channel_url = self._html_search_meta(
('al:ios:url', 'twitter:app:url:iphone', 'twitter:app:url:ipad'),
channel_page, 'channel url', default=None)
if channel_url:
channel_playlist_id = self._search_regex(
r'data-(?:channel-external-|yt)id="([^"]+)"',
channel_page, 'channel id', default=None)
r'vnd\.youtube://user/([0-9A-Za-z_-]+)',
channel_url, 'channel id', default=None)
if channel_playlist_id and channel_playlist_id.startswith('UC'):
playlist_id = 'UU' + channel_playlist_id[2:]
return self.url_result(
@ -2020,6 +2024,15 @@ class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
for video_id, video_title in self.extract_videos_from_page(channel_page)]
return self.playlist_result(entries, channel_id)
try:
next(self._entries(channel_page, channel_id))
except StopIteration:
alert_message = self._html_search_regex(
r'(?s)<div[^>]+class=(["\']).*?\byt-alert-message\b.*?\1[^>]*>(?P<alert>[^<]+)</div>',
channel_page, 'alert', default=None, group='alert')
if alert_message:
raise ExtractorError('Youtube said: %s' % alert_message, expected=True)
return self.playlist_result(self._entries(channel_page, channel_id), channel_id)
@ -2033,7 +2046,8 @@ class YoutubeUserIE(YoutubeChannelIE):
'url': 'https://www.youtube.com/user/TheLinuxFoundation',
'playlist_mincount': 320,
'info_dict': {
'title': 'TheLinuxFoundation',
'id': 'UUfX55Sx5hEFjoC3cNs6mCUQ',
'title': 'Uploads from The Linux Foundation',
}
}, {
'url': 'ytuser:phihag',
@ -2041,6 +2055,10 @@ class YoutubeUserIE(YoutubeChannelIE):
}, {
'url': 'https://www.youtube.com/c/gametrailers',
'only_matching': True,
}, {
# This channel is not available.
'url': 'https://www.youtube.com/user/kananishinoSMEJ/videos',
'only_matching': True,
}]
@classmethod