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[adn] fix subtitle extraction(#12724)
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@ -60,14 +60,19 @@ def _get_subtitles(self, sub_path, video_id):
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enc_subtitles = self._download_webpage(
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urljoin(self._BASE_URL, sub_path),
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video_id, 'Downloading subtitles data', fatal=False)
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video_id, 'Downloading subtitles location', fatal=False) or '{}'
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subtitle_location = (self._parse_json(enc_subtitles, video_id, fatal=False) or {}).get('location')
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if subtitle_location:
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enc_subtitles = self._download_webpage(
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urljoin(self._BASE_URL, subtitle_location),
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video_id, 'Downloading subtitles data', fatal=False)
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if not enc_subtitles:
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return None
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# http://animedigitalnetwork.fr/components/com_vodvideo/videojs/adn-vjs.min.js
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dec_subtitles = intlist_to_bytes(aes_cbc_decrypt(
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bytes_to_intlist(compat_b64decode(enc_subtitles[24:])),
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bytes_to_intlist(binascii.unhexlify(self._K + '083db5aebd9353b4')),
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bytes_to_intlist(binascii.unhexlify(self._K + '4421de0a5f0814ba')),
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bytes_to_intlist(compat_b64decode(enc_subtitles[:24]))
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))
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subtitles_json = self._parse_json(
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