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[youtube] Extract SAPISID only once
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@ -536,24 +536,31 @@ def _extract_context(self, ytcfg=None, default_client='web'):
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context['client']['visitorData'] = visitor_data
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return context
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_SAPISID = None
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def _generate_sapisidhash_header(self, origin='https://www.youtube.com'):
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# Sometimes SAPISID cookie isn't present but __Secure-3PAPISID is.
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# See: https://github.com/yt-dlp/yt-dlp/issues/393
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yt_cookies = self._get_cookies('https://www.youtube.com')
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sapisid_cookie = dict_get(
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yt_cookies, ('__Secure-3PAPISID', 'SAPISID'))
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if sapisid_cookie is None or not sapisid_cookie.value:
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return
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time_now = round(time.time())
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# SAPISID cookie is required if not already present
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if not yt_cookies.get('SAPISID'):
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self.write_debug('Copying __Secure-3PAPISID cookie to SAPISID cookie', only_once=True)
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self._set_cookie(
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'.youtube.com', 'SAPISID', sapisid_cookie.value, secure=True, expire_time=time_now + 3600)
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self.write_debug('Extracted SAPISID cookie', only_once=True)
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if self._SAPISID is None:
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yt_cookies = self._get_cookies('https://www.youtube.com')
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# Sometimes SAPISID cookie isn't present but __Secure-3PAPISID is.
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# See: https://github.com/yt-dlp/yt-dlp/issues/393
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sapisid_cookie = dict_get(
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yt_cookies, ('__Secure-3PAPISID', 'SAPISID'))
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if sapisid_cookie and sapisid_cookie.value:
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self._SAPISID = sapisid_cookie.value
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self.write_debug('Extracted SAPISID cookie')
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# SAPISID cookie is required if not already present
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if not yt_cookies.get('SAPISID'):
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self.write_debug('Copying __Secure-3PAPISID cookie to SAPISID cookie')
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self._set_cookie(
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'.youtube.com', 'SAPISID', self._SAPISID, secure=True, expire_time=time_now + 3600)
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else:
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self._SAPISID = False
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if not self._SAPISID:
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return None
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# SAPISIDHASH algorithm from https://stackoverflow.com/a/32065323
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sapisidhash = hashlib.sha1(
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f'{time_now} {sapisid_cookie.value} {origin}'.encode('utf-8')).hexdigest()
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f'{time_now} {self._SAPISID} {origin}'.encode('utf-8')).hexdigest()
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return f'SAPISIDHASH {time_now}_{sapisidhash}'
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def _call_api(self, ep, query, video_id, fatal=True, headers=None,
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