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youtube-dl/youtube_dl/extractor/crunchyroll.py
2017-04-01 09:33:23 +01:00

591 lines
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Python
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# coding: utf-8
from __future__ import unicode_literals
import re
import json
import base64
import zlib
from hashlib import sha1
from math import pow, sqrt, floor
from .common import InfoExtractor
from ..compat import (
compat_etree_fromstring,
compat_urllib_parse_urlencode,
compat_urllib_request,
compat_urlparse,
)
from ..utils import (
ExtractorError,
bytes_to_intlist,
intlist_to_bytes,
int_or_none,
lowercase_escape,
remove_end,
sanitized_Request,
unified_strdate,
urlencode_postdata,
xpath_text,
extract_attributes,
)
from ..aes import (
aes_cbc_decrypt,
)
class CrunchyrollBaseIE(InfoExtractor):
_LOGIN_URL = 'https://www.crunchyroll.com/login'
_LOGIN_FORM = 'login_form'
_NETRC_MACHINE = 'crunchyroll'
def _login(self):
(username, password) = self._get_login_info()
if username is None:
return
login_page = self._download_webpage(
self._LOGIN_URL, None, 'Downloading login page')
def is_logged(webpage):
return '<title>Redirecting' in webpage
# Already logged in
if is_logged(login_page):
return
login_form_str = self._search_regex(
r'(?P<form><form[^>]+?id=(["\'])%s\2[^>]*>)' % self._LOGIN_FORM,
login_page, 'login form', group='form')
post_url = extract_attributes(login_form_str).get('action')
if not post_url:
post_url = self._LOGIN_URL
elif not post_url.startswith('http'):
post_url = compat_urlparse.urljoin(self._LOGIN_URL, post_url)
login_form = self._form_hidden_inputs(self._LOGIN_FORM, login_page)
login_form.update({
'login_form[name]': username,
'login_form[password]': password,
})
response = self._download_webpage(
post_url, None, 'Logging in', 'Wrong login info',
data=urlencode_postdata(login_form),
headers={'Content-Type': 'application/x-www-form-urlencoded'})
# Successful login
if is_logged(response):
return
error = self._html_search_regex(
'(?s)<ul[^>]+class=["\']messages["\'][^>]*>(.+?)</ul>',
response, 'error message', default=None)
if error:
raise ExtractorError('Unable to login: %s' % error, expected=True)
raise ExtractorError('Unable to log in')
def _real_initialize(self):
self._login()
def _download_webpage(self, url_or_request, *args, **kwargs):
request = (url_or_request if isinstance(url_or_request, compat_urllib_request.Request)
else sanitized_Request(url_or_request))
# Accept-Language must be set explicitly to accept any language to avoid issues
# similar to https://github.com/rg3/youtube-dl/issues/6797.
# Along with IP address Crunchyroll uses Accept-Language to guess whether georestriction
# should be imposed or not (from what I can see it just takes the first language
# ignoring the priority and requires it to correspond the IP). By the way this causes
# Crunchyroll to not work in georestriction cases in some browsers that don't place
# the locale lang first in header. However allowing any language seems to workaround the issue.
request.add_header('Accept-Language', '*')
return super(CrunchyrollBaseIE, self)._download_webpage(request, *args, **kwargs)
@staticmethod
def _add_skip_wall(url):
parsed_url = compat_urlparse.urlparse(url)
qs = compat_urlparse.parse_qs(parsed_url.query)
# Always force skip_wall to bypass maturity wall, namely 18+ confirmation message:
# > This content may be inappropriate for some people.
# > Are you sure you want to continue?
# since it's not disabled by default in crunchyroll account's settings.
# See https://github.com/rg3/youtube-dl/issues/7202.
qs['skip_wall'] = ['1']
return compat_urlparse.urlunparse(
parsed_url._replace(query=compat_urllib_parse_urlencode(qs, True)))
class CrunchyrollIE(CrunchyrollBaseIE):
_VALID_URL = r'https?://(?:(?P<prefix>www|m)\.)?(?P<url>crunchyroll\.(?:com|fr)/(?:media(?:-|/\?id=)|[^/]*/[^/?&]*?)(?P<video_id>[0-9]+))(?:[/?&]|$)'
_TESTS = [{
'url': 'http://www.crunchyroll.com/wanna-be-the-strongest-in-the-world/episode-1-an-idol-wrestler-is-born-645513',
'info_dict': {
'id': '645513',
'ext': 'mp4',
'title': 'Wanna be the Strongest in the World Episode 1 An Idol-Wrestler is Born!',
'description': 'md5:2d17137920c64f2f49981a7797d275ef',
'thumbnail': 'http://img1.ak.crunchyroll.com/i/spire1-tmb/20c6b5e10f1a47b10516877d3c039cae1380951166_full.jpg',
'uploader': 'Yomiuri Telecasting Corporation (YTV)',
'upload_date': '20131013',
'url': 're:(?!.*&amp)',
},
'params': {
# rtmp
'skip_download': True,
},
}, {
'url': 'http://www.crunchyroll.com/media-589804/culture-japan-1',
'info_dict': {
'id': '589804',
'ext': 'flv',
'title': 'Culture Japan Episode 1 Rebuilding Japan after the 3.11',
'description': 'md5:2fbc01f90b87e8e9137296f37b461c12',
'thumbnail': r're:^https?://.*\.jpg$',
'uploader': 'Danny Choo Network',
'upload_date': '20120213',
},
'params': {
# rtmp
'skip_download': True,
},
'skip': 'Video gone',
}, {
'url': 'http://www.crunchyroll.com/rezero-starting-life-in-another-world-/episode-5-the-morning-of-our-promise-is-still-distant-702409',
'info_dict': {
'id': '702409',
'ext': 'mp4',
'title': 'Re:ZERO -Starting Life in Another World- Episode 5 The Morning of Our Promise Is Still Distant',
'description': 'md5:97664de1ab24bbf77a9c01918cb7dca9',
'thumbnail': r're:^https?://.*\.jpg$',
'uploader': 'TV TOKYO',
'upload_date': '20160508',
},
'params': {
# m3u8 download
'skip_download': True,
},
}, {
'url': 'http://www.crunchyroll.com/konosuba-gods-blessing-on-this-wonderful-world/episode-1-give-me-deliverance-from-this-judicial-injustice-727589',
'info_dict': {
'id': '727589',
'ext': 'mp4',
'title': "KONOSUBA -God's blessing on this wonderful world! 2 Episode 1 Give Me Deliverance from this Judicial Injustice!",
'description': 'md5:cbcf05e528124b0f3a0a419fc805ea7d',
'thumbnail': r're:^https?://.*\.jpg$',
'uploader': 'Kadokawa Pictures Inc.',
'upload_date': '20170118',
'series': "KONOSUBA -God's blessing on this wonderful world!",
'season': "KONOSUBA -God's blessing on this wonderful world! 2",
'season_number': 2,
'episode': 'Give Me Deliverance from this Judicial Injustice!',
'episode_number': 1,
},
'params': {
# m3u8 download
'skip_download': True,
},
}, {
'url': 'http://www.crunchyroll.fr/girl-friend-beta/episode-11-goodbye-la-mode-661697',
'only_matching': True,
}, {
# geo-restricted (US), 18+ maturity wall, non-premium available
'url': 'http://www.crunchyroll.com/cosplay-complex-ova/episode-1-the-birth-of-the-cosplay-club-565617',
'only_matching': True,
}, {
# A description with double quotes
'url': 'http://www.crunchyroll.com/11eyes/episode-1-piros-jszaka-red-night-535080',
'info_dict': {
'id': '535080',
'ext': 'mp4',
'title': '11eyes Episode 1 Piros éjszaka - Red Night',
'description': 'Kakeru and Yuka are thrown into an alternate nightmarish world they call "Red Night".',
'uploader': 'Marvelous AQL Inc.',
'upload_date': '20091021',
},
'params': {
# Just test metadata extraction
'skip_download': True,
},
}, {
# make sure we can extract an uploader name that's not a link
'url': 'http://www.crunchyroll.com/hakuoki-reimeiroku/episode-1-dawn-of-the-divine-warriors-606899',
'info_dict': {
'id': '606899',
'ext': 'mp4',
'title': 'Hakuoki Reimeiroku Episode 1 Dawn of the Divine Warriors',
'description': 'Ryunosuke was left to die, but Serizawa-san asked him a simple question "Do you want to live?"',
'uploader': 'Geneon Entertainment',
'upload_date': '20120717',
},
'params': {
# just test metadata extraction
'skip_download': True,
},
}, {
# A video with a vastly different season name compared to the series name
'url': 'http://www.crunchyroll.com/nyarko-san-another-crawling-chaos/episode-1-test-590532',
'info_dict': {
'id': '590532',
'ext': 'mp4',
'title': 'Haiyoru! Nyaruani (ONA) Episode 1 Test',
'description': 'Mahiro and Nyaruko talk about official certification.',
'uploader': 'TV TOKYO',
'upload_date': '20120305',
'series': 'Nyarko-san: Another Crawling Chaos',
'season': 'Haiyoru! Nyaruani (ONA)',
},
'params': {
# Just test metadata extraction
'skip_download': True,
},
}]
_FORMAT_IDS = {
'360': ('60', '106'),
'480': ('61', '106'),
'720': ('62', '106'),
'1080': ('80', '108'),
}
def _decrypt_subtitles(self, data, iv, id):
data = bytes_to_intlist(base64.b64decode(data.encode('utf-8')))
iv = bytes_to_intlist(base64.b64decode(iv.encode('utf-8')))
id = int(id)
def obfuscate_key_aux(count, modulo, start):
output = list(start)
for _ in range(count):
output.append(output[-1] + output[-2])
# cut off start values
output = output[2:]
output = list(map(lambda x: x % modulo + 33, output))
return output
def obfuscate_key(key):
num1 = int(floor(pow(2, 25) * sqrt(6.9)))
num2 = (num1 ^ key) << 5
num3 = key ^ num1
num4 = num3 ^ (num3 >> 3) ^ num2
prefix = intlist_to_bytes(obfuscate_key_aux(20, 97, (1, 2)))
shaHash = bytes_to_intlist(sha1(prefix + str(num4).encode('ascii')).digest())
# Extend 160 Bit hash to 256 Bit
return shaHash + [0] * 12
key = obfuscate_key(id)
decrypted_data = intlist_to_bytes(aes_cbc_decrypt(data, key, iv))
return zlib.decompress(decrypted_data)
def _convert_subtitles_to_srt(self, sub_root):
output = ''
for i, event in enumerate(sub_root.findall('./events/event'), 1):
start = event.attrib['start'].replace('.', ',')
end = event.attrib['end'].replace('.', ',')
text = event.attrib['text'].replace('\\N', '\n')
output += '%d\n%s --> %s\n%s\n\n' % (i, start, end, text)
return output
def _convert_subtitles_to_ass(self, sub_root):
output = ''
def ass_bool(strvalue):
assvalue = '0'
if strvalue == '1':
assvalue = '-1'
return assvalue
output = '[Script Info]\n'
output += 'Title: %s\n' % sub_root.attrib['title']
output += 'ScriptType: v4.00+\n'
output += 'WrapStyle: %s\n' % sub_root.attrib['wrap_style']
output += 'PlayResX: %s\n' % sub_root.attrib['play_res_x']
output += 'PlayResY: %s\n' % sub_root.attrib['play_res_y']
output += """
[V4+ Styles]
Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding
"""
for style in sub_root.findall('./styles/style'):
output += 'Style: ' + style.attrib['name']
output += ',' + style.attrib['font_name']
output += ',' + style.attrib['font_size']
output += ',' + style.attrib['primary_colour']
output += ',' + style.attrib['secondary_colour']
output += ',' + style.attrib['outline_colour']
output += ',' + style.attrib['back_colour']
output += ',' + ass_bool(style.attrib['bold'])
output += ',' + ass_bool(style.attrib['italic'])
output += ',' + ass_bool(style.attrib['underline'])
output += ',' + ass_bool(style.attrib['strikeout'])
output += ',' + style.attrib['scale_x']
output += ',' + style.attrib['scale_y']
output += ',' + style.attrib['spacing']
output += ',' + style.attrib['angle']
output += ',' + style.attrib['border_style']
output += ',' + style.attrib['outline']
output += ',' + style.attrib['shadow']
output += ',' + style.attrib['alignment']
output += ',' + style.attrib['margin_l']
output += ',' + style.attrib['margin_r']
output += ',' + style.attrib['margin_v']
output += ',' + style.attrib['encoding']
output += '\n'
output += """
[Events]
Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
"""
for event in sub_root.findall('./events/event'):
output += 'Dialogue: 0'
output += ',' + event.attrib['start']
output += ',' + event.attrib['end']
output += ',' + event.attrib['style']
output += ',' + event.attrib['name']
output += ',' + event.attrib['margin_l']
output += ',' + event.attrib['margin_r']
output += ',' + event.attrib['margin_v']
output += ',' + event.attrib['effect']
output += ',' + event.attrib['text']
output += '\n'
return output
def _extract_subtitles(self, subtitle):
sub_root = compat_etree_fromstring(subtitle)
return [{
'ext': 'srt',
'data': self._convert_subtitles_to_srt(sub_root),
}, {
'ext': 'ass',
'data': self._convert_subtitles_to_ass(sub_root),
}]
def _get_subtitles(self, video_id, webpage):
subtitles = {}
for sub_id, sub_name in re.findall(r'\bssid=([0-9]+)"[^>]+?\btitle="([^"]+)', webpage):
sub_page = self._download_webpage(
'http://www.crunchyroll.com/xml/?req=RpcApiSubtitle_GetXml&subtitle_script_id=' + sub_id,
video_id, note='Downloading subtitles for ' + sub_name)
id = self._search_regex(r'id=\'([0-9]+)', sub_page, 'subtitle_id', fatal=False)
iv = self._search_regex(r'<iv>([^<]+)', sub_page, 'subtitle_iv', fatal=False)
data = self._search_regex(r'<data>([^<]+)', sub_page, 'subtitle_data', fatal=False)
if not id or not iv or not data:
continue
subtitle = self._decrypt_subtitles(data, iv, id).decode('utf-8')
lang_code = self._search_regex(r'lang_code=["\']([^"\']+)', subtitle, 'subtitle_lang_code', fatal=False)
if not lang_code:
continue
subtitles[lang_code] = self._extract_subtitles(subtitle)
return subtitles
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
video_id = mobj.group('video_id')
if mobj.group('prefix') == 'm':
mobile_webpage = self._download_webpage(url, video_id, 'Downloading mobile webpage')
webpage_url = self._search_regex(r'<link rel="canonical" href="([^"]+)" />', mobile_webpage, 'webpage_url')
else:
webpage_url = 'http://www.' + mobj.group('url')
webpage = self._download_webpage(
self._add_skip_wall(webpage_url), video_id,
headers=self.geo_verification_headers())
note_m = self._html_search_regex(
r'<div class="showmedia-trailer-notice">(.+?)</div>',
webpage, 'trailer-notice', default='')
if note_m:
raise ExtractorError(note_m)
mobj = re.search(r'Page\.messaging_box_controller\.addItems\(\[(?P<msg>{.+?})\]\)', webpage)
if mobj:
msg = json.loads(mobj.group('msg'))
if msg.get('type') == 'error':
raise ExtractorError('crunchyroll returned error: %s' % msg['message_body'], expected=True)
if 'To view this, please log in to verify you are 18 or older.' in webpage:
self.raise_login_required()
video_title = self._html_search_regex(
r'(?s)<h1[^>]*>((?:(?!<h1).)*?<span[^>]+itemprop=["\']title["\'][^>]*>(?:(?!<h1).)+?)</h1>',
webpage, 'video_title')
video_title = re.sub(r' {2,}', ' ', video_title)
video_description = self._parse_json(self._html_search_regex(
r'<script[^>]*>\s*.+?\[media_id=%s\].+?({.+?"description"\s*:.+?})\);' % video_id,
webpage, 'description', default='{}'), video_id).get('description')
if video_description:
video_description = lowercase_escape(video_description.replace(r'\r\n', '\n'))
video_upload_date = self._html_search_regex(
[r'<div>Availability for free users:(.+?)</div>', r'<div>[^<>]+<span>\s*(.+?\d{4})\s*</span></div>'],
webpage, 'video_upload_date', fatal=False, flags=re.DOTALL)
if video_upload_date:
video_upload_date = unified_strdate(video_upload_date)
video_uploader = self._html_search_regex(
# try looking for both an uploader that's a link and one that's not
[r'<a[^>]+href="/publisher/[^"]+"[^>]*>([^<]+)</a>', r'<div>\s*Publisher:\s*<span>\s*(.+?)\s*</span>\s*</div>'],
webpage, 'video_uploader', fatal=False)
available_fmts = []
for a, fmt in re.findall(r'(<a[^>]+token=["\']showmedia\.([0-9]{3,4})p["\'][^>]+>)', webpage):
attrs = extract_attributes(a)
href = attrs.get('href')
if href and '/freetrial' in href:
continue
available_fmts.append(fmt)
if not available_fmts:
for p in (r'token=["\']showmedia\.([0-9]{3,4})p"', r'showmedia\.([0-9]{3,4})p'):
available_fmts = re.findall(p, webpage)
if available_fmts:
break
video_encode_ids = []
formats = []
for fmt in available_fmts:
stream_quality, stream_format = self._FORMAT_IDS[fmt]
video_format = fmt + 'p'
streamdata_req = sanitized_Request(
'http://www.crunchyroll.com/xml/?req=RpcApiVideoPlayer_GetStandardConfig&media_id=%s&video_format=%s&video_quality=%s'
% (video_id, stream_format, stream_quality),
compat_urllib_parse_urlencode({'current_page': url}).encode('utf-8'))
streamdata_req.add_header('Content-Type', 'application/x-www-form-urlencoded')
streamdata = self._download_xml(
streamdata_req, video_id,
note='Downloading media info for %s' % video_format)
stream_info = streamdata.find('./{default}preload/stream_info')
video_encode_id = xpath_text(stream_info, './video_encode_id')
if video_encode_id in video_encode_ids:
continue
video_encode_ids.append(video_encode_id)
video_file = xpath_text(stream_info, './file')
if not video_file:
continue
if video_file.startswith('http'):
formats.extend(self._extract_m3u8_formats(
video_file, video_id, 'mp4', entry_protocol='m3u8_native',
m3u8_id='hls', fatal=False))
continue
video_url = xpath_text(stream_info, './host')
if not video_url:
continue
metadata = stream_info.find('./metadata')
format_info = {
'format': video_format,
'format_id': video_format,
'height': int_or_none(xpath_text(metadata, './height')),
'width': int_or_none(xpath_text(metadata, './width')),
}
if '.fplive.net/' in video_url:
video_url = re.sub(r'^rtmpe?://', 'http://', video_url.strip())
parsed_video_url = compat_urlparse.urlparse(video_url)
direct_video_url = compat_urlparse.urlunparse(parsed_video_url._replace(
netloc='v.lvlt.crcdn.net',
path='%s/%s' % (remove_end(parsed_video_url.path, '/'), video_file.split(':')[-1])))
if self._is_valid_url(direct_video_url, video_id, video_format):
format_info.update({
'url': direct_video_url,
})
formats.append(format_info)
continue
format_info.update({
'url': video_url,
'play_path': video_file,
'ext': 'flv',
})
formats.append(format_info)
self._sort_formats(formats)
metadata = self._download_xml(
'http://www.crunchyroll.com/xml', video_id,
note='Downloading media info', query={
'req': 'RpcApiVideoPlayer_GetMediaMetadata',
'media_id': video_id,
})
subtitles = self.extract_subtitles(video_id, webpage)
# webpage provide more accurate data than series_title from XML
series = self._html_search_regex(
r'id=["\']showmedia_about_episode_num[^>]+>\s*<a[^>]+>([^<]+)',
webpage, 'series', fatal=False)
season = xpath_text(metadata, 'series_title')
episode = xpath_text(metadata, 'episode_title')
episode_number = int_or_none(xpath_text(metadata, 'episode_number'))
season_number = int_or_none(self._search_regex(
r'(?s)<h4[^>]+id=["\']showmedia_about_episode_num[^>]+>.+?</h4>\s*<h4>\s*Season (\d+)',
webpage, 'season number', default=None))
return {
'id': video_id,
'title': video_title,
'description': video_description,
'thumbnail': xpath_text(metadata, 'episode_image_url'),
'uploader': video_uploader,
'upload_date': video_upload_date,
'series': series,
'season': season,
'season_number': season_number,
'episode': episode,
'episode_number': episode_number,
'subtitles': subtitles,
'formats': formats,
}
class CrunchyrollShowPlaylistIE(CrunchyrollBaseIE):
IE_NAME = 'crunchyroll:playlist'
_VALID_URL = r'https?://(?:(?P<prefix>www|m)\.)?(?P<url>crunchyroll\.com/(?!(?:news|anime-news|library|forum|launchcalendar|lineup|store|comics|freetrial|login))(?P<id>[\w\-]+))/?(?:\?|$)'
_TESTS = [{
'url': 'http://www.crunchyroll.com/a-bridge-to-the-starry-skies-hoshizora-e-kakaru-hashi',
'info_dict': {
'id': 'a-bridge-to-the-starry-skies-hoshizora-e-kakaru-hashi',
'title': 'A Bridge to the Starry Skies - Hoshizora e Kakaru Hashi'
},
'playlist_count': 13,
}, {
# geo-restricted (US), 18+ maturity wall, non-premium available
'url': 'http://www.crunchyroll.com/cosplay-complex-ova',
'info_dict': {
'id': 'cosplay-complex-ova',
'title': 'Cosplay Complex OVA'
},
'playlist_count': 3,
'skip': 'Georestricted',
}, {
# geo-restricted (US), 18+ maturity wall, non-premium will be available since 2015.11.14
'url': 'http://www.crunchyroll.com/ladies-versus-butlers?skip_wall=1',
'only_matching': True,
}]
def _real_extract(self, url):
show_id = self._match_id(url)
webpage = self._download_webpage(
self._add_skip_wall(url), show_id,
headers=self.geo_verification_headers())
title = self._html_search_regex(
r'(?s)<h1[^>]*>\s*<span itemprop="name">(.*?)</span>',
webpage, 'title')
episode_paths = re.findall(
r'(?s)<li id="showview_videos_media_(\d+)"[^>]+>.*?<a href="([^"]+)"',
webpage)
entries = [
self.url_result('http://www.crunchyroll.com' + ep, 'Crunchyroll', ep_id)
for ep_id, ep in episode_paths
]
entries.reverse()
return {
'_type': 'playlist',
'id': show_id,
'title': title,
'entries': entries,
}