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[mixcloud] Fix play info decryption (closes #13867)
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@ -54,15 +54,22 @@ class MixcloudIE(InfoExtractor):
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}]
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# See https://www.mixcloud.com/media/js2/www_js_2.9e23256562c080482435196ca3975ab5.js
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@staticmethod
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def _decrypt_play_info(play_info):
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KEY = 'pleasedontdownloadourmusictheartistswontgetpaid'
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def _decrypt_play_info(self, play_info, video_id):
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KEYS = (
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'pleasedontdownloadourmusictheartistswontgetpaid',
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'(function() { return new Date().toLocaleDateString(); })()'
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)
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play_info = base64.b64decode(play_info.encode('ascii'))
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return ''.join([
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compat_chr(compat_ord(ch) ^ compat_ord(KEY[idx % len(KEY)]))
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for idx, ch in enumerate(play_info)])
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for num, key in enumerate(KEYS, start=1):
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try:
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return self._parse_json(
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''.join([
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compat_chr(compat_ord(ch) ^ compat_ord(key[idx % len(key)]))
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for idx, ch in enumerate(play_info)]),
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video_id)
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except ExtractorError:
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if num == len(KEYS):
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raise
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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@ -78,8 +85,8 @@ def _real_extract(self, url):
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encrypted_play_info = self._search_regex(
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r'm-play-info="([^"]+)"', webpage, 'play info')
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play_info = self._parse_json(
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self._decrypt_play_info(encrypted_play_info), track_id)
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play_info = self._decrypt_play_info(encrypted_play_info, track_id)
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if message and 'stream_url' not in play_info:
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raise ExtractorError('%s said: %s' % (self.IE_NAME, message), expected=True)
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