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[adn] fix subtitle extraction(#12724)

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This commit is contained in:
Remita Amine 2019-04-16 13:04:13 +01:00
parent cb6cd76f7b
commit e6c9ae31df
1 changed files with 7 additions and 2 deletions
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9
youtube_dl/extractor/adn.py
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@ -60,14 +60,19 @@ def _get_subtitles(self, sub_path, video_id):
enc_subtitles = self._download_webpage(
urljoin(self._BASE_URL, sub_path),
video_id, 'Downloading subtitles data', fatal=False)
video_id, 'Downloading subtitles location', fatal=False) or '{}'
subtitle_location = (self._parse_json(enc_subtitles, video_id, fatal=False) or {}).get('location')
if subtitle_location:
enc_subtitles = self._download_webpage(
urljoin(self._BASE_URL, subtitle_location),
video_id, 'Downloading subtitles data', fatal=False)
if not enc_subtitles:
return None
# http://animedigitalnetwork.fr/components/com_vodvideo/videojs/adn-vjs.min.js
dec_subtitles = intlist_to_bytes(aes_cbc_decrypt(
bytes_to_intlist(compat_b64decode(enc_subtitles[24:])),
bytes_to_intlist(binascii.unhexlify(self._K + '083db5aebd9353b4')),
bytes_to_intlist(binascii.unhexlify(self._K + '4421de0a5f0814ba')),
bytes_to_intlist(compat_b64decode(enc_subtitles[:24]))
))
subtitles_json = self._parse_json(