From e1b3fa242cb94eb9dc949ab3f2cace91c46f11bf Mon Sep 17 00:00:00 2001 From: dirkf Date: Wed, 24 Jul 2024 14:45:52 +0100 Subject: [PATCH] [Youtube] Find `n` function name in player `3400486c` Fixes #32877 --- test/test_youtube_signature.py | 8 ++++++++ youtube_dl/extractor/youtube.py | 8 ++++++-- 2 files changed, 14 insertions(+), 2 deletions(-) diff --git a/test/test_youtube_signature.py b/test/test_youtube_signature.py index cc18d0f7b..5b4aa3aa0 100644 --- a/test/test_youtube_signature.py +++ b/test/test_youtube_signature.py @@ -166,6 +166,14 @@ _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', + ), + ( + 'https://www.youtube.com/s/player/5604538d/player_ias.vflset/en_US/base.js', + '7X-he4jjvMx7BCX', 'sViSydX8IHtdWA', + ), ] diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py index bb9f48e4c..84371ff06 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -1659,11 +1659,15 @@ class YoutubeIE(YoutubeBaseInfoExtractor): def _extract_n_function_name(self, jscode): func_name, idx = self._search_regex( # new: (b=String.fromCharCode(110),c=a.get(b))&&c=nfunc[idx](c) + # or: (b="nn"[+a.D],c=a.get(b))&&(c=nfunc[idx](c)s # old: .get("n"))&&(b=nfunc[idx](b) # older: .get("n"))&&(b=nfunc(b) r'''(?x) - (?:\(\s*(?P[a-z])\s*=\s*String\s*\.\s*fromCharCode\s*\(\s*110\s*\)\s*,(?P[a-z])\s*=\s*[a-z]\s*)? - \.\s*get\s*\(\s*(?(b)(?P=b)|"n")(?:\s*\)){2}\s*&&\s*\(\s*(?(c)(?P=c)|b)\s*=\s* + (?:\(\s*(?P[a-z])\s*=\s*(?: + String\s*\.\s*fromCharCode\s*\(\s*110\s*\)| + "n+"\[\s*\+?s*[\w$.]+\s*] + )\s*,(?P[a-z])\s*=\s*[a-z]\s*)? + \.\s*get\s*\(\s*(?(b)(?P=b)|"n{1,2}")(?:\s*\)){2}\s*&&\s*\(\s*(?(c)(?P=c)|b)\s*=\s* (?P[a-zA-Z_$][\w$]*)(?:\s*\[(?P\d+)\])?\s*\(\s*[\w$]+\s*\) ''', jscode, 'Initial JS player n function name', group=('nfunc', 'idx')) if not idx: