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[ie/youtube] Fix `n` function name extraction for player `3400486c` (#10542) 

Authored by: bashonly
This commit is contained in:
bashonly 2024-07-23 16:25:49 -05:00 committed by GitHub
parent a3bab4752a
commit 713b4cd18f
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2 changed files with 12 additions and 1 deletions
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4
test/test_youtube_signature.py
View File

@ -171,6 +171,10 @@ _NSIG_TESTS = [
'https://www.youtube.com/s/player/b22ef6e7/player_ias.vflset/en_US/base.js',
'b6HcntHGkvBLk_FRf', 'kNPW6A7FyP2l8A',
),
(
'https://www.youtube.com/s/player/3400486c/player_ias.vflset/en_US/base.js',
'lL46g3XifCKUZn1Xfw', 'z767lhet6V2Skl',
),
]

9
yt_dlp/extractor/youtube.py
View File

@ -3131,7 +3131,14 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
def _extract_n_function_name(self, jscode):
funcname, idx = self._search_regex(
r'''(?x)(?:\.get\("n"\)\)&&\(b=|b=String\.fromCharCode\(110\),c=a\.get\(b\)\)&&\(c=)
r'''(?x)
(?:
\.get\("n"\)\)&&\(b=|
(?:
b=String\.fromCharCode\(110\)|
([a-zA-Z0-9$.]+)&&\(b="nn"\[\+\1\]
),c=a\.get\(b\)\)&&\(c=
)
(?P<nfunc>[a-zA-Z0-9$]+)(?:\[(?P<idx>\d+)\])?\([a-zA-Z0-9]\)''',
jscode, 'Initial JS player n function name', group=('nfunc', 'idx'))
if not idx: