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# coding: utf-8
from __future__ import unicode_literals
import re
import base64
import calendar
import datetime
from .common import InfoExtractor
from ..utils import (
ExtractorError,
update_url_query,
clean_html,
unified_timestamp,
)
from ..compat import compat_urllib_parse
class RadikoBaseIE(InfoExtractor):
_FULL_KEY = None
def _auth_client(self):
auth_cache = self._downloader.cache.load('radiko', 'auth_data')
if auth_cache:
return auth_cache
_, auth1_handle = self._download_webpage_handle(
'https://radiko.jp/v2/api/auth1', None, 'Downloading authentication page',
headers={
'x-radiko-app': 'pc_html5',
'x-radiko-app-version': '0.0.1',
'x-radiko-device': 'pc',
'x-radiko-user': 'dummy_user',
})
auth1_header = auth1_handle.info()
auth_token = auth1_header['X-Radiko-AuthToken']
kl = int(auth1_header['X-Radiko-KeyLength'])
ko = int(auth1_header['X-Radiko-KeyOffset'])
raw_partial_key = self._extract_full_key()[ko:ko + kl]
partial_key = base64.b64encode(raw_partial_key).decode()
area_id = self._download_webpage(
'https://radiko.jp/v2/api/auth2', None, 'Authenticating',
headers={
'x-radiko-device': 'pc',
'x-radiko-user': 'dummy_user',
'x-radiko-authtoken': auth_token,
'x-radiko-partialkey': partial_key,
}).split(',')[0]
auth_data = (auth_token, area_id)
self._downloader.cache.store('radiko', 'auth_data', auth_data)
return auth_data
def _extract_full_key(self):
if self._FULL_KEY:
return self._FULL_KEY
jscode = self._download_webpage(
'https://radiko.jp/apps/js/playerCommon.js', None,
note='Downloading player js code')
full_key = self._search_regex(
(r"RadikoJSPlayer\([^,]*,\s*(['\"])pc_html5\1,\s*(['\"])(?P<fullkey>[0-9a-f]+)\2,\s*{"),
jscode, 'full key', fatal=False, group='fullkey')
if full_key:
full_key = full_key.encode()
else: # use full key ever known
full_key = b'bcd151073c03b352e1ef2fd66c32209da9ca0afa'
self._FULL_KEY = full_key
return full_key
def _find_program(self, video_id, station, cursor):
station_program = self._download_xml(
'https://radiko.jp/v3/program/station/weekly/%s.xml' % station, video_id,
note='Downloading radio program for %s station' % station)
prog = None
for p in station_program.findall('.//prog'):
ft_str, to_str = p.attrib['ft'], p.attrib['to']
ft = unified_timestamp(ft_str, False)
to = unified_timestamp(to_str, False)
if ft <= cursor and cursor < to:
prog = p
break
if not prog:
raise ExtractorError('Cannot identify radio program to download!')
assert ft, to
return prog, station_program, ft, ft_str, to_str
def _extract_formats(self, video_id, station, is_onair, ft, cursor, auth_token, area_id, query):
m3u8_playlist_data = self._download_xml(
'https://radiko.jp/v3/station/stream/pc_html5/%s.xml' % station, video_id,
note='Downloading m3u8 information')
m3u8_urls = m3u8_playlist_data.findall('.//url')
formats = []
found = set()
for url_tag in m3u8_urls:
pcu = url_tag.find('playlist_create_url')
url_attrib = url_tag.attrib
playlist_url = update_url_query(pcu.text, {
'station_id': station,
**query,
'l': '15',
'lsid': '77d0678df93a1034659c14d6fc89f018',
'type': 'b',
})
if playlist_url in found:
continue
else:
found.add(playlist_url)
time_to_skip = None if is_onair else cursor - ft
subformats = self._extract_m3u8_formats(
playlist_url, video_id, ext='m4a',
live=True, fatal=False, m3u8_id=None,
headers={
'X-Radiko-AreaId': area_id,
'X-Radiko-AuthToken': auth_token,
})
for sf in subformats:
domain = sf['format_id'] = compat_urllib_parse.urlparse(sf['url']).netloc
if re.match(r'^[cf]-radiko\.smartstream\.ne\.jp$', domain):
# Prioritize live radio vs playback based on extractor
sf['preference'] = 100 if is_onair else -100
if not is_onair and url_attrib['timefree'] == '1' and time_to_skip:
sf['_ffmpeg_args'] = ['-ss', time_to_skip]
formats.extend(subformats)
self._sort_formats(formats)
return formats
class RadikoIE(RadikoBaseIE):
_VALID_URL = r'https?://(?:www\.)?radiko\.jp/#!/ts/(?P<station>[A-Z0-9-]+)/(?P<id>\d+)'
_TESTS = [{
# QRR (文化放送) station provides <desc>
'url': 'https://radiko.jp/#!/ts/QRR/20210425101300',
'only_matching': True,
}, {
# FMT (TOKYO FM) station does not provide <desc>
'url': 'https://radiko.jp/#!/ts/FMT/20210810150000',
'only_matching': True,
}, {
'url': 'https://radiko.jp/#!/ts/JOAK-FM/20210509090000',
'only_matching': True,
}]
def _real_extract(self, url):
station, video_id = self._match_valid_url(url).groups()
vid_int = unified_timestamp(video_id, False)
auth_token, area_id = self._auth_client()
prog, station_program, ft, radio_begin, radio_end = self._find_program(video_id, station, vid_int)
title = prog.find('title').text
description = clean_html(prog.find('info').text)
station_name = station_program.find('.//name').text
formats = self._extract_formats(
video_id=video_id, station=station, is_onair=False,
ft=ft, cursor=vid_int, auth_token=auth_token, area_id=area_id,
query={
'start_at': radio_begin,
'ft': radio_begin,
'end_at': radio_end,
'to': radio_end,
'seek': video_id,
})
return {
'id': video_id,
'title': title,
'description': description,
'uploader': station_name,
'uploader_id': station,
'timestamp': vid_int,
'formats': formats,
'is_live': True,
}
class RadikoRadioIE(RadikoBaseIE):
_VALID_URL = r'https?://(?:www\.)?radiko\.jp/#!/live/(?P<id>[A-Z0-9-]+)'
_TESTS = [{
# QRR (文化放送) station provides <desc>
'url': 'https://radiko.jp/#!/live/QRR',
'only_matching': True,
}, {
# FMT (TOKYO FM) station does not provide <desc>
'url': 'https://radiko.jp/#!/live/FMT',
'only_matching': True,
}, {
'url': 'https://radiko.jp/#!/live/JOAK-FM',
'only_matching': True,
}]
def _real_extract(self, url):
station = self._match_id(url)
self.report_warning('Downloader will not stop at the end of the program! Press Ctrl+C to stop')
auth_token, area_id = self._auth_client()
# get current time in JST (GMT+9:00 w/o DST)
vid_now = datetime.datetime.now(datetime.timezone(datetime.timedelta(hours=9)))
vid_now = calendar.timegm(vid_now.timetuple())
prog, station_program, ft, _, _ = self._find_program(station, station, vid_now)
title = prog.find('title').text
description = clean_html(prog.find('info').text)
station_name = station_program.find('.//name').text
formats = self._extract_formats(
video_id=station, station=station, is_onair=True,
ft=ft, cursor=vid_now, auth_token=auth_token, area_id=area_id,
query={})
return {
'id': station,
'title': title,
'description': description,
'uploader': station_name,
'uploader_id': station,
'timestamp': ft,
'formats': formats,
'is_live': True,
}
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