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[ie/youtube] Fix n function name extraction for player b12cc44b (#10668)

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Authored by: seproDev
This commit is contained in:
sepro 2024-08-05 22:36:11 +02:00 committed by GitHub
parent bb8bf1db99
commit c86891eb94
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2 changed files with 12 additions and 1 deletions
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4
test/test_youtube_signature.py
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@ -179,6 +179,10 @@
'https://www.youtube.com/s/player/20dfca59/player_ias.vflset/en_US/base.js',
'-fLCxedkAk4LUTK2', 'O8kfRq1y1eyHGw',
),
(
'https://www.youtube.com/s/player/b12cc44b/player_ias.vflset/en_US/base.js',
'keLa5R2U00sR9SQK', 'N1OGyujjEwMnLw',
),
]

9
yt_dlp/extractor/youtube.py
View File

@ -3180,6 +3180,7 @@ def _extract_n_function_name(self, jscode, player_url=None):
# * b=String.fromCharCode(110),c=a.get(b))&&c=narray[idx](c)
# * a.D&&(b="nn"[+a.D],c=a.get(b))&&(c=narray[idx](c),a.set(b,c),narray.length||nfunc("")
# * a.D&&(PL(a),b=a.j.n||null)&&(b=narray[0](b),a.set("n",b),narray.length||nfunc("")
# * a.D&&(b="nn"[+a.D],vL(a),c=a.j[b]||null)&&(c=narray[idx](c),a.set(b,c),narray.length||nfunc("")
funcname, idx = self._search_regex(
r'''(?x)
(?:
@ -3187,7 +3188,13 @@ def _extract_n_function_name(self, jscode, player_url=None):
(?:
b=String\.fromCharCode\(110\)|
(?P<str_idx>[a-zA-Z0-9_$.]+)&&\(b="nn"\[\+(?P=str_idx)\]
),c=a\.get\(b\)\)&&\(c=|
)
(?:
,[a-zA-Z0-9_$]+\(a\))?,c=a\.
(?:
get\(b\)|
[a-zA-Z0-9_$]+\[b\]\|\|null
)\)&&\(c=|
\b(?P<var>[a-zA-Z0-9_$]+)=
)(?P<nfunc>[a-zA-Z0-9_$]+)(?:\[(?P<idx>\d+)\])?\([a-zA-Z]\)
(?(var),[a-zA-Z0-9_$]+\.set\("n"\,(?P=var)\),(?P=nfunc)\.length)''',