ytdl/youtube_dl/extractor/adn.py

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Python
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2017-03-31 13:24:23 +02:00
# coding: utf-8
from __future__ import unicode_literals
import base64
import json
import os
from .common import InfoExtractor
from ..aes import aes_cbc_decrypt
from ..compat import compat_ord
from ..utils import (
bytes_to_intlist,
ExtractorError,
float_or_none,
intlist_to_bytes,
srt_subtitles_timecode,
strip_or_none,
)
class ADNIE(InfoExtractor):
IE_DESC = 'Anime Digital Network'
_VALID_URL = r'https?://(?:www\.)?animedigitalnetwork\.fr/video/[^/]+/(?P<id>\d+)'
_TEST = {
'url': 'http://animedigitalnetwork.fr/video/blue-exorcist-kyoto-saga/7778-episode-1-debut-des-hostilites',
'md5': 'e497370d847fd79d9d4c74be55575c7a',
'info_dict': {
'id': '7778',
'ext': 'mp4',
'title': 'Blue Exorcist - Kyôto Saga - Épisode 1',
'description': 'md5:2f7b5aa76edbc1a7a92cedcda8a528d5',
}
}
def _get_subtitles(self, sub_path, video_id):
if not sub_path:
return None
enc_subtitles = self._download_webpage(
'http://animedigitalnetwork.fr/' + sub_path,
video_id, 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(base64.b64decode(enc_subtitles[24:])),
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bytes_to_intlist(b'\nd\xaf\xd2J\xd0\xfc\xe1\xfc\xdf\xb61\xe8\xe1\xf0\xcc'),
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bytes_to_intlist(base64.b64decode(enc_subtitles[:24]))
))
subtitles_json = self._parse_json(
dec_subtitles[:-compat_ord(dec_subtitles[-1])],
None, fatal=False)
if not subtitles_json:
return None
subtitles = {}
for sub_lang, sub in subtitles_json.items():
srt = ''
for num, current in enumerate(sub):
start, end, text = (
float_or_none(current.get('startTime')),
float_or_none(current.get('endTime')),
current.get('text'))
if start is None or end is None or text is None:
continue
srt += os.linesep.join(
(
'%d' % num,
'%s --> %s' % (
srt_subtitles_timecode(start),
srt_subtitles_timecode(end)),
text,
os.linesep,
))
if sub_lang == 'vostf':
sub_lang = 'fr'
subtitles.setdefault(sub_lang, []).extend([{
'ext': 'json',
'data': json.dumps(sub),
}, {
'ext': 'srt',
'data': srt,
}])
return subtitles
def _real_extract(self, url):
video_id = self._match_id(url)
webpage = self._download_webpage(url, video_id)
player_config = self._parse_json(self._search_regex(
r'playerConfig\s*=\s*({.+});', webpage, 'player config'), video_id)
video_info = {}
video_info_str = self._search_regex(
r'videoInfo\s*=\s*({.+});', webpage,
'video info', fatal=False)
if video_info_str:
video_info = self._parse_json(
video_info_str, video_id, fatal=False) or {}
options = player_config.get('options') or {}
metas = options.get('metas') or {}
title = metas.get('title') or video_info['title']
links = player_config.get('links') or {}
formats = []
for format_id, qualities in links.items():
for load_balancer_url in qualities.values():
load_balancer_data = self._download_json(
load_balancer_url, video_id, fatal=False) or {}
m3u8_url = load_balancer_data.get('location')
if not m3u8_url:
continue
m3u8_formats = self._extract_m3u8_formats(
m3u8_url, video_id, 'mp4', 'm3u8_native',
m3u8_id=format_id, fatal=False)
if format_id == 'vf':
for f in m3u8_formats:
f['language'] = 'fr'
formats.extend(m3u8_formats)
error = options.get('error')
if not formats and error:
raise ExtractorError('%s said: %s' % (self.IE_NAME, error), expected=True)
self._sort_formats(formats)
return {
'id': video_id,
'title': title,
'description': strip_or_none(metas.get('summary') or video_info.get('resume')),
'thumbnail': video_info.get('image'),
'formats': formats,
'subtitles': self.extract_subtitles(player_config.get('subtitles'), video_id),
'episode': metas.get('subtitle') or video_info.get('videoTitle'),
'series': video_info.get('playlistTitle'),
}