diff options
Diffstat (limited to 'youtube_dlc/extractor/adn.py')
| -rw-r--r-- | youtube_dlc/extractor/adn.py | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/youtube_dlc/extractor/adn.py b/youtube_dlc/extractor/adn.py new file mode 100644 index 000000000..c95ad2173 --- /dev/null +++ b/youtube_dlc/extractor/adn.py @@ -0,0 +1,207 @@ +# coding: utf-8 +from __future__ import unicode_literals + +import base64 +import binascii +import json +import os +import random + +from .common import InfoExtractor +from ..aes import aes_cbc_decrypt +from ..compat import ( + compat_b64decode, + compat_ord, +) +from ..utils import ( + bytes_to_intlist, + bytes_to_long, + ExtractorError, + float_or_none, + intlist_to_bytes, + long_to_bytes, + pkcs1pad, + strip_or_none, + urljoin, +) + + +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', + } + } + _BASE_URL = 'http://animedigitalnetwork.fr' + _RSA_KEY = (0xc35ae1e4356b65a73b551493da94b8cb443491c0aa092a357a5aee57ffc14dda85326f42d716e539a34542a0d3f363adf16c5ec222d713d5997194030ee2e4f0d1fb328c01a81cf6868c090d50de8e169c6b13d1675b9eeed1cbc51e1fffca9b38af07f37abd790924cd3bee59d0257cfda4fe5f3f0534877e21ce5821447d1b, 65537) + _POS_ALIGN_MAP = { + 'start': 1, + 'end': 3, + } + _LINE_ALIGN_MAP = { + 'middle': 8, + 'end': 4, + } + + @staticmethod + def _ass_subtitles_timecode(seconds): + return '%01d:%02d:%02d.%02d' % (seconds / 3600, (seconds % 3600) / 60, seconds % 60, (seconds % 1) * 100) + + def _get_subtitles(self, sub_path, video_id): + if not sub_path: + return None + + enc_subtitles = self._download_webpage( + urljoin(self._BASE_URL, sub_path), + 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, + headers={'Origin': 'https://animedigitalnetwork.fr'}) + 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 + '4b8ef13ec1872730')), + bytes_to_intlist(compat_b64decode(enc_subtitles[:24])) + )) + subtitles_json = self._parse_json( + dec_subtitles[:-compat_ord(dec_subtitles[-1])].decode(), + None, fatal=False) + if not subtitles_json: + return None + + subtitles = {} + for sub_lang, sub in subtitles_json.items(): + ssa = '''[Script Info] +ScriptType:V4.00 +[V4 Styles] +Format: Name,Fontname,Fontsize,PrimaryColour,SecondaryColour,TertiaryColour,BackColour,Bold,Italic,BorderStyle,Outline,Shadow,Alignment,MarginL,MarginR,MarginV,AlphaLevel,Encoding +Style: Default,Arial,18,16777215,16777215,16777215,0,-1,0,1,1,0,2,20,20,20,0,0 +[Events] +Format: Marked,Start,End,Style,Name,MarginL,MarginR,MarginV,Effect,Text''' + for current in sub: + start, end, text, line_align, position_align = ( + float_or_none(current.get('startTime')), + float_or_none(current.get('endTime')), + current.get('text'), current.get('lineAlign'), + current.get('positionAlign')) + if start is None or end is None or text is None: + continue + alignment = self._POS_ALIGN_MAP.get(position_align, 2) + self._LINE_ALIGN_MAP.get(line_align, 0) + ssa += os.linesep + 'Dialogue: Marked=0,%s,%s,Default,,0,0,0,,%s%s' % ( + self._ass_subtitles_timecode(start), + self._ass_subtitles_timecode(end), + '{\\a%d}' % alignment if alignment != 2 else '', + text.replace('\n', '\\N').replace('<i>', '{\\i1}').replace('</i>', '{\\i0}')) + + if sub_lang == 'vostf': + sub_lang = 'fr' + subtitles.setdefault(sub_lang, []).extend([{ + 'ext': 'json', + 'data': json.dumps(sub), + }, { + 'ext': 'ssa', + 'data': ssa, + }]) + 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', default='{}'), video_id, fatal=False) + if not player_config: + config_url = urljoin(self._BASE_URL, self._search_regex( + r'(?:id="player"|class="[^"]*adn-player-container[^"]*")[^>]+data-url="([^"]+)"', + webpage, 'config url')) + player_config = self._download_json( + config_url, video_id, + 'Downloading player config JSON metadata')['player'] + + 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 {} + links = player_config.get('links') or {} + sub_path = player_config.get('subtitles') + error = None + if not links: + links_url = player_config.get('linksurl') or options['videoUrl'] + token = options['token'] + self._K = ''.join([random.choice('0123456789abcdef') for _ in range(16)]) + message = bytes_to_intlist(json.dumps({ + 'k': self._K, + 'e': 60, + 't': token, + })) + padded_message = intlist_to_bytes(pkcs1pad(message, 128)) + n, e = self._RSA_KEY + encrypted_message = long_to_bytes(pow(bytes_to_long(padded_message), e, n)) + authorization = base64.b64encode(encrypted_message).decode() + links_data = self._download_json( + urljoin(self._BASE_URL, links_url), video_id, + 'Downloading links JSON metadata', headers={ + 'Authorization': 'Bearer ' + authorization, + }) + links = links_data.get('links') or {} + metas = metas or links_data.get('meta') or {} + sub_path = sub_path or links_data.get('subtitles') or \ + 'index.php?option=com_vodapi&task=subtitles.getJSON&format=json&id=' + video_id + sub_path += '&token=' + token + error = links_data.get('error') + title = metas.get('title') or video_info['title'] + + formats = [] + for format_id, qualities in links.items(): + if not isinstance(qualities, dict): + continue + for quality, load_balancer_url in qualities.items(): + load_balancer_data = self._download_json( + load_balancer_url, video_id, + 'Downloading %s %s JSON metadata' % (format_id, quality), + 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) + if not error: + 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(sub_path, video_id), + 'episode': metas.get('subtitle') or video_info.get('videoTitle'), + 'series': video_info.get('playlistTitle'), + } |