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[YouTube] Improve fix for ae8ba2c

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Thx: https://github.com/yt-dlp/yt-dlp/commit/01aba25
This commit is contained in:
dirkf 2023-06-18 00:52:18 +01:00
parent ae8ba2c319
commit 07af47960f
2 changed files with 13 additions and 12 deletions
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4
youtube_dl/extractor/youtube.py
View File

@ -1569,9 +1569,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
r'\bc\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*\([^)]*\)\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\('),
jscode, 'Initial JS player signature function name', group='sig')
# temporary (please) hack for player 6ed0d907 #32314
ah = 'var AH={LR:function(a,b){var c=a[0];a[0]=a[b%a.length];a[b%a.length]=c},QV:function(a){a.reverse()},pO:function(a,b){a.splice(0,b)}};'
jsi = JSInterpreter(ah + jscode)
jsi = JSInterpreter(jscode)
initial_function = jsi.extract_function(funcname)

21
youtube_dl/jsinterp.py
View File

@ -940,15 +940,18 @@ class JSInterpreter(object):
def extract_object(self, objname):
_FUNC_NAME_RE = r'''(?:[a-zA-Z$0-9]+|"[a-zA-Z$0-9]+"|'[a-zA-Z$0-9]+')'''
obj = {}
obj_m = re.search(
r'''(?xs)
(?:{0}\s*\.\s*{1}|{1}\s*=\s*\{{\s*
(?P<fields>({2}\s*:\s*function\s*\(.*?\)\s*\{{.*?}}(?:,\s*)?)*)
}}\s*);
'''.format(_NAME_RE, re.escape(objname), _FUNC_NAME_RE),
self.code)
fields = obj_m and obj_m.group('fields')
if fields is None:
fields = None
for obj_m in re.finditer(
r'''(?xs)
{0}\s*\.\s*{1}|{1}\s*=\s*\{{\s*
(?P<fields>({2}\s*:\s*function\s*\(.*?\)\s*\{{.*?}}(?:,\s*)?)*)
}}\s*;
'''.format(_NAME_RE, re.escape(objname), _FUNC_NAME_RE),
self.code):
fields = obj_m.group('fields')
if fields:
break
else:
raise self.Exception('Could not find object ' + objname)
# Currently, it only supports function definitions
fields_m = re.finditer(