'https://www.youtube.com/s/player/1f7d5369/player_ias.vflset/en_US/base.js',
'batNX7sYqIJdkJ', 'IhOkL_zxbkOZBw',
),
+ (
+ 'https://www.youtube.com/s/player/009f1d77/player_ias.vflset/en_US/base.js',
+ '5dwFHw8aFWQUQtffRq', 'audescmLUzI3jw',
+ ),
]
self.write_debug(f'Decrypted nsig {s} => {ret}')
return ret
+ def _extract_n_function_name(self, jscode):
+ funcname, idx = self._search_regex(
+ r'\.get\("n"\)\)&&\(b=(?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:
+ return funcname
+
+ return json.loads(js_to_json(self._search_regex(
+ rf'var {re.escape(funcname)}\s*=\s*(\[.+?\]);', jscode,
+ f'Initial JS player n function list ({funcname}.{idx})')))[int(idx)]
+
def _extract_n_function_code(self, video_id, player_url):
player_id = self._extract_player_info(player_url)
func_code = self.cache.load('youtube-nsig', player_id)
if func_code:
return jsi, player_id, func_code
- funcname, idx = self._search_regex(
- r'\.get\("n"\)\)&&\(b=(?P<nfunc>[a-zA-Z0-9$]+)(?:\[(?P<idx>\d+)\])?\([a-zA-Z0-9]\)',
- jscode, 'Initial JS player n function name', group=('nfunc', 'idx'))
- if idx:
- funcname = json.loads(js_to_json(self._search_regex(
- rf'var {re.escape(funcname)}\s*=\s*(\[.+?\]);', jscode,
- f'Initial JS player n function list ({funcname}.{idx})')))[int(idx)]
-
- func_code = jsi.extract_function_code(funcname)
+ func_code = jsi.extract_function_code(self._extract_n_function_name(jscode))
self.cache.store('youtube-nsig', player_id, func_code)
return jsi, player_id, func_code