473 lines
19 KiB
Python
473 lines
19 KiB
Python
import base64
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import binascii
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import functools
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import hashlib
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import hmac
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import io
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import json
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import re
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import struct
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import time
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import urllib.parse
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import urllib.request
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import urllib.response
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import uuid
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from .common import InfoExtractor
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from ..aes import aes_ecb_decrypt
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from ..utils import (
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ExtractorError,
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bytes_to_intlist,
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decode_base_n,
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int_or_none,
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intlist_to_bytes,
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OnDemandPagedList,
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time_seconds,
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traverse_obj,
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update_url_query,
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)
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def add_opener(ydl, handler): # FIXME: Create proper API in .networking
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"""Add a handler for opening URLs, like _download_webpage"""
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# https://github.com/python/cpython/blob/main/Lib/urllib/request.py#L426
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# https://github.com/python/cpython/blob/main/Lib/urllib/request.py#L605
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rh = ydl._request_director.handlers['Urllib']
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if 'abematv-license' in rh._SUPPORTED_URL_SCHEMES:
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return
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opener = rh._get_instance(cookiejar=ydl.cookiejar, proxies=ydl.proxies)
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assert isinstance(opener, urllib.request.OpenerDirector)
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opener.add_handler(handler)
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rh._SUPPORTED_URL_SCHEMES = (*rh._SUPPORTED_URL_SCHEMES, 'abematv-license')
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class AbemaLicenseHandler(urllib.request.BaseHandler):
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handler_order = 499
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STRTABLE = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz'
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HKEY = b'3AF0298C219469522A313570E8583005A642E73EDD58E3EA2FB7339D3DF1597E'
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def __init__(self, ie: 'AbemaTVIE'):
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# the protocol that this should really handle is 'abematv-license://'
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# abematv_license_open is just a placeholder for development purposes
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# ref. https://github.com/python/cpython/blob/f4c03484da59049eb62a9bf7777b963e2267d187/Lib/urllib/request.py#L510
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setattr(self, 'abematv-license_open', getattr(self, 'abematv_license_open'))
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self.ie = ie
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def _get_videokey_from_ticket(self, ticket):
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to_show = self.ie.get_param('verbose', False)
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media_token = self.ie._get_media_token(to_show=to_show)
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license_response = self.ie._download_json(
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'https://license.abema.io/abematv-hls', None, note='Requesting playback license' if to_show else False,
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query={'t': media_token},
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data=json.dumps({
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'kv': 'a',
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'lt': ticket
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}).encode('utf-8'),
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headers={
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'Content-Type': 'application/json',
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})
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res = decode_base_n(license_response['k'], table=self.STRTABLE)
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encvideokey = bytes_to_intlist(struct.pack('>QQ', res >> 64, res & 0xffffffffffffffff))
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h = hmac.new(
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binascii.unhexlify(self.HKEY),
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(license_response['cid'] + self.ie._DEVICE_ID).encode('utf-8'),
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digestmod=hashlib.sha256)
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enckey = bytes_to_intlist(h.digest())
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return intlist_to_bytes(aes_ecb_decrypt(encvideokey, enckey))
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def abematv_license_open(self, url):
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url = url.get_full_url() if isinstance(url, urllib.request.Request) else url
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ticket = urllib.parse.urlparse(url).netloc
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response_data = self._get_videokey_from_ticket(ticket)
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return urllib.response.addinfourl(io.BytesIO(response_data), headers={
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'Content-Length': str(len(response_data)),
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}, url=url, code=200)
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class AbemaTVBaseIE(InfoExtractor):
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_USERTOKEN = None
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_DEVICE_ID = None
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_MEDIATOKEN = None
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_SECRETKEY = b'v+Gjs=25Aw5erR!J8ZuvRrCx*rGswhB&qdHd_SYerEWdU&a?3DzN9BRbp5KwY4hEmcj5#fykMjJ=AuWz5GSMY-d@H7DMEh3M@9n2G552Us$$k9cD=3TxwWe86!x#Zyhe'
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@classmethod
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def _generate_aks(cls, deviceid):
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deviceid = deviceid.encode('utf-8')
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# add 1 hour and then drop minute and secs
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ts_1hour = int((time_seconds() // 3600 + 1) * 3600)
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time_struct = time.gmtime(ts_1hour)
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ts_1hour_str = str(ts_1hour).encode('utf-8')
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tmp = None
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def mix_once(nonce):
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nonlocal tmp
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h = hmac.new(cls._SECRETKEY, digestmod=hashlib.sha256)
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h.update(nonce)
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tmp = h.digest()
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def mix_tmp(count):
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nonlocal tmp
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for i in range(count):
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mix_once(tmp)
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def mix_twist(nonce):
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nonlocal tmp
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mix_once(base64.urlsafe_b64encode(tmp).rstrip(b'=') + nonce)
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mix_once(cls._SECRETKEY)
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mix_tmp(time_struct.tm_mon)
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mix_twist(deviceid)
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mix_tmp(time_struct.tm_mday % 5)
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mix_twist(ts_1hour_str)
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mix_tmp(time_struct.tm_hour % 5)
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return base64.urlsafe_b64encode(tmp).rstrip(b'=').decode('utf-8')
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def _get_device_token(self):
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if self._USERTOKEN:
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return self._USERTOKEN
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username, _ = self._get_login_info()
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AbemaTVBaseIE._USERTOKEN = username and self.cache.load(self._NETRC_MACHINE, username)
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if AbemaTVBaseIE._USERTOKEN:
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# try authentication with locally stored token
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try:
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self._get_media_token(True)
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return
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except ExtractorError as e:
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self.report_warning(f'Failed to login with cached user token; obtaining a fresh one ({e})')
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AbemaTVBaseIE._DEVICE_ID = str(uuid.uuid4())
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aks = self._generate_aks(self._DEVICE_ID)
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user_data = self._download_json(
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'https://api.abema.io/v1/users', None, note='Authorizing',
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data=json.dumps({
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'deviceId': self._DEVICE_ID,
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'applicationKeySecret': aks,
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}).encode('utf-8'),
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headers={
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'Content-Type': 'application/json',
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})
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AbemaTVBaseIE._USERTOKEN = user_data['token']
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add_opener(self._downloader, AbemaLicenseHandler(self))
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return self._USERTOKEN
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def _get_media_token(self, invalidate=False, to_show=True):
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if not invalidate and self._MEDIATOKEN:
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return self._MEDIATOKEN
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AbemaTVBaseIE._MEDIATOKEN = self._download_json(
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'https://api.abema.io/v1/media/token', None, note='Fetching media token' if to_show else False,
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query={
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'osName': 'android',
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'osVersion': '6.0.1',
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'osLang': 'ja_JP',
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'osTimezone': 'Asia/Tokyo',
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'appId': 'tv.abema',
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'appVersion': '3.27.1'
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}, headers={
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'Authorization': f'bearer {self._get_device_token()}',
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})['token']
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return self._MEDIATOKEN
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def _call_api(self, endpoint, video_id, query=None, note='Downloading JSON metadata'):
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return self._download_json(
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f'https://api.abema.io/{endpoint}', video_id, query=query or {},
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note=note,
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headers={
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'Authorization': f'bearer {self._get_device_token()}',
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})
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def _extract_breadcrumb_list(self, webpage, video_id):
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for jld in re.finditer(
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r'(?is)</span></li></ul><script[^>]+type=(["\']?)application/ld\+json\1[^>]*>(?P<json_ld>.+?)</script>',
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webpage):
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jsonld = self._parse_json(jld.group('json_ld'), video_id, fatal=False)
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if traverse_obj(jsonld, '@type') != 'BreadcrumbList':
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continue
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items = traverse_obj(jsonld, ('itemListElement', ..., 'name'))
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if items:
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return items
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return []
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class AbemaTVIE(AbemaTVBaseIE):
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_VALID_URL = r'https?://abema\.tv/(?P<type>now-on-air|video/episode|channels/.+?/slots)/(?P<id>[^?/]+)'
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_NETRC_MACHINE = 'abematv'
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_TESTS = [{
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'url': 'https://abema.tv/video/episode/194-25_s2_p1',
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'info_dict': {
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'id': '194-25_s2_p1',
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'title': '第1話 「チーズケーキ」 「モーニング再び」',
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'series': '異世界食堂２',
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'series_number': 2,
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'episode': '第1話 「チーズケーキ」 「モーニング再び」',
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'episode_number': 1,
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},
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'skip': 'expired',
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}, {
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'url': 'https://abema.tv/channels/anime-live2/slots/E8tvAnMJ7a9a5d',
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'info_dict': {
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'id': 'E8tvAnMJ7a9a5d',
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'title': 'ゆるキャン△ SEASON２ 全話一挙【無料ビデオ72時間】',
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'series': 'ゆるキャン△ SEASON２',
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'episode': 'ゆるキャン△ SEASON２ 全話一挙【無料ビデオ72時間】',
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'series_number': 2,
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'episode_number': 1,
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'description': 'md5:9c5a3172ae763278f9303922f0ea5b17',
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},
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'skip': 'expired',
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}, {
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'url': 'https://abema.tv/video/episode/87-877_s1282_p31047',
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'info_dict': {
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'id': 'E8tvAnMJ7a9a5d',
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'title': '第5話『光射す』',
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'description': 'md5:56d4fc1b4f7769ded5f923c55bb4695d',
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'thumbnail': r're:https://hayabusa\.io/.+',
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'series': '相棒',
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'episode': '第5話『光射す』',
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},
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'skip': 'expired',
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}, {
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'url': 'https://abema.tv/now-on-air/abema-anime',
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'info_dict': {
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'id': 'abema-anime',
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# this varies
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# 'title': '女子高生の無駄づかい 全話一挙【無料ビデオ72時間】',
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'description': 'md5:55f2e61f46a17e9230802d7bcc913d5f',
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'is_live': True,
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},
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'skip': 'Not supported until yt-dlp implements native live downloader OR AbemaTV can start a local HTTP server',
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}]
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_TIMETABLE = None
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def _perform_login(self, username, password):
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self._get_device_token()
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if self.cache.load(self._NETRC_MACHINE, username) and self._get_media_token():
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self.write_debug('Skipping logging in')
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return
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if '@' in username: # don't strictly check if it's email address or not
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ep, method = 'user/email', 'email'
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else:
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ep, method = 'oneTimePassword', 'userId'
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login_response = self._download_json(
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f'https://api.abema.io/v1/auth/{ep}', None, note='Logging in',
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data=json.dumps({
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method: username,
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'password': password
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}).encode('utf-8'), headers={
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'Authorization': f'bearer {self._get_device_token()}',
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'Origin': 'https://abema.tv',
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'Referer': 'https://abema.tv/',
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'Content-Type': 'application/json',
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})
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AbemaTVBaseIE._USERTOKEN = login_response['token']
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self._get_media_token(True)
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self.cache.store(self._NETRC_MACHINE, username, AbemaTVBaseIE._USERTOKEN)
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def _real_extract(self, url):
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# starting download using infojson from this extractor is undefined behavior,
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# and never be fixed in the future; you must trigger downloads by directly specifying URL.
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# (unless there's a way to hook before downloading by extractor)
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video_id, video_type = self._match_valid_url(url).group('id', 'type')
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headers = {
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'Authorization': 'Bearer ' + self._get_device_token(),
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}
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video_type = video_type.split('/')[-1]
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webpage = self._download_webpage(url, video_id)
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canonical_url = self._search_regex(
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r'<link\s+rel="canonical"\s*href="(.+?)"', webpage, 'canonical URL',
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default=url)
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info = self._search_json_ld(webpage, video_id, default={})
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title = self._search_regex(
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r'<span\s*class=".+?EpisodeTitleBlock__title">(.+?)</span>', webpage, 'title', default=None)
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if not title:
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jsonld = None
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for jld in re.finditer(
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r'(?is)<span\s*class="com-m-Thumbnail__image">(?:</span>)?<script[^>]+type=(["\']?)application/ld\+json\1[^>]*>(?P<json_ld>.+?)</script>',
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webpage):
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jsonld = self._parse_json(jld.group('json_ld'), video_id, fatal=False)
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if jsonld:
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break
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if jsonld:
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title = jsonld.get('caption')
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if not title and video_type == 'now-on-air':
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if not self._TIMETABLE:
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# cache the timetable because it goes to 5MiB in size (!!)
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self._TIMETABLE = self._download_json(
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'https://api.abema.io/v1/timetable/dataSet?debug=false', video_id,
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headers=headers)
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now = time_seconds(hours=9)
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for slot in self._TIMETABLE.get('slots', []):
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if slot.get('channelId') != video_id:
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continue
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if slot['startAt'] <= now and now < slot['endAt']:
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title = slot['title']
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break
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# read breadcrumb on top of page
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breadcrumb = self._extract_breadcrumb_list(webpage, video_id)
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if breadcrumb:
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# breadcrumb list translates to: (e.g. 1st test for this IE)
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# Home > Anime (genre) > Isekai Shokudo 2 (series name) > Episode 1 "Cheese cakes" "Morning again" (episode title)
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# hence this works
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info['series'] = breadcrumb[-2]
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info['episode'] = breadcrumb[-1]
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if not title:
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title = info['episode']
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description = self._html_search_regex(
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(r'<p\s+class="com-video-EpisodeDetailsBlock__content"><span\s+class=".+?">(.+?)</span></p><div',
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r'<span\s+class=".+?SlotSummary.+?">(.+?)</span></div><div',),
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webpage, 'description', default=None, group=1)
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if not description:
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og_desc = self._html_search_meta(
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('description', 'og:description', 'twitter:description'), webpage)
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if og_desc:
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description = re.sub(r'''(?sx)
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^(.+?)(?:
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アニメの動画を無料で見るならABEMA！| # anime
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等、.+ # applies for most of categories
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)?
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''', r'\1', og_desc)
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# canonical URL may contain series and episode number
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mobj = re.search(r's(\d+)_p(\d+)$', canonical_url)
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if mobj:
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seri = int_or_none(mobj.group(1), default=float('inf'))
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epis = int_or_none(mobj.group(2), default=float('inf'))
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info['series_number'] = seri if seri < 100 else None
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# some anime like Detective Conan (though not available in AbemaTV)
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# has more than 1000 episodes (1026 as of 2021/11/15)
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info['episode_number'] = epis if epis < 2000 else None
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is_live, m3u8_url = False, None
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if video_type == 'now-on-air':
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is_live = True
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channel_url = 'https://api.abema.io/v1/channels'
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if video_id == 'news-global':
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channel_url = update_url_query(channel_url, {'division': '1'})
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onair_channels = self._download_json(channel_url, video_id)
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for ch in onair_channels['channels']:
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if video_id == ch['id']:
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m3u8_url = ch['playback']['hls']
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break
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else:
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raise ExtractorError(f'Cannot find on-air {video_id} channel.', expected=True)
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elif video_type == 'episode':
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api_response = self._download_json(
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f'https://api.abema.io/v1/video/programs/{video_id}', video_id,
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note='Checking playability',
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headers=headers)
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ondemand_types = traverse_obj(api_response, ('terms', ..., 'onDemandType'))
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if 3 not in ondemand_types:
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# cannot acquire decryption key for these streams
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self.report_warning('This is a premium-only stream')
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info.update(traverse_obj(api_response, {
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'series': ('series', 'title'),
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'season': ('season', 'title'),
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'season_number': ('season', 'sequence'),
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'episode_number': ('episode', 'number'),
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}))
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if not title:
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title = traverse_obj(api_response, ('episode', 'title'))
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if not description:
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description = traverse_obj(api_response, ('episode', 'content'))
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m3u8_url = f'https://vod-abematv.akamaized.net/program/{video_id}/playlist.m3u8'
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elif video_type == 'slots':
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api_response = self._download_json(
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f'https://api.abema.io/v1/media/slots/{video_id}', video_id,
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note='Checking playability',
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headers=headers)
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if not traverse_obj(api_response, ('slot', 'flags', 'timeshiftFree'), default=False):
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self.report_warning('This is a premium-only stream')
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m3u8_url = f'https://vod-abematv.akamaized.net/slot/{video_id}/playlist.m3u8'
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else:
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raise ExtractorError('Unreachable')
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if is_live:
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self.report_warning("This is a livestream; yt-dlp doesn't support downloading natively, but FFmpeg cannot handle m3u8 manifests from AbemaTV")
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self.report_warning('Please consider using Streamlink to download these streams (https://github.com/streamlink/streamlink)')
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formats = self._extract_m3u8_formats(
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m3u8_url, video_id, ext='mp4', live=is_live)
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info.update({
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'id': video_id,
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'title': title,
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'description': description,
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'formats': formats,
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'is_live': is_live,
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})
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return info
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class AbemaTVTitleIE(AbemaTVBaseIE):
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_VALID_URL = r'https?://abema\.tv/video/title/(?P<id>[^?/]+)'
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_PAGE_SIZE = 25
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_TESTS = [{
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'url': 'https://abema.tv/video/title/90-1597',
|
||
'info_dict': {
|
||
'id': '90-1597',
|
||
'title': 'シャッフルアイランド',
|
||
},
|
||
'playlist_mincount': 2,
|
||
}, {
|
||
'url': 'https://abema.tv/video/title/193-132',
|
||
'info_dict': {
|
||
'id': '193-132',
|
||
'title': '真心が届く~僕とスターのオフィス・ラブ!?~',
|
||
},
|
||
'playlist_mincount': 16,
|
||
}, {
|
||
'url': 'https://abema.tv/video/title/25-102',
|
||
'info_dict': {
|
||
'id': '25-102',
|
||
'title': 'ソードアート・オンライン アリシゼーション',
|
||
},
|
||
'playlist_mincount': 24,
|
||
}]
|
||
|
||
def _fetch_page(self, playlist_id, series_version, page):
|
||
programs = self._call_api(
|
||
f'v1/video/series/{playlist_id}/programs', playlist_id,
|
||
note=f'Downloading page {page + 1}',
|
||
query={
|
||
'seriesVersion': series_version,
|
||
'offset': str(page * self._PAGE_SIZE),
|
||
'order': 'seq',
|
||
'limit': str(self._PAGE_SIZE),
|
||
})
|
||
yield from (
|
||
self.url_result(f'https://abema.tv/video/episode/{x}')
|
||
for x in traverse_obj(programs, ('programs', ..., 'id')))
|
||
|
||
def _entries(self, playlist_id, series_version):
|
||
return OnDemandPagedList(
|
||
functools.partial(self._fetch_page, playlist_id, series_version),
|
||
self._PAGE_SIZE)
|
||
|
||
def _real_extract(self, url):
|
||
playlist_id = self._match_id(url)
|
||
series_info = self._call_api(f'v1/video/series/{playlist_id}', playlist_id)
|
||
|
||
return self.playlist_result(
|
||
self._entries(playlist_id, series_info['version']), playlist_id=playlist_id,
|
||
playlist_title=series_info.get('title'),
|
||
playlist_description=series_info.get('content'))
|