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yt-dlp/yt_dlp/extractor/nexx.py
pukkandan bfd973ece3 [extractors] Use new framework for existing embeds (#4307)
`Brightcove` is difficult to migrate because it's subclasses may depend
on the signature of the current functions. So it is left as-is for now

Note: Tests have not been migrated
2022-08-02 01:08:16 +05:30

527 lines
21 KiB
Python

import hashlib
import random
import re
import time
from .common import InfoExtractor
from ..compat import compat_str
from ..utils import (
ExtractorError,
int_or_none,
parse_duration,
srt_subtitles_timecode,
traverse_obj,
try_get,
urlencode_postdata,
)
class NexxIE(InfoExtractor):
_VALID_URL = r'''(?x)
(?:
https?://api\.nexx(?:\.cloud|cdn\.com)/v3(?:\.\d)?/(?P<domain_id>\d+)/videos/byid/|
nexx:(?:(?P<domain_id_s>\d+):)?|
https?://arc\.nexx\.cloud/api/video/
)
(?P<id>\d+)
'''
_TESTS = [{
# movie
'url': 'https://api.nexx.cloud/v3/748/videos/byid/128907',
'md5': '31899fd683de49ad46f4ee67e53e83fe',
'info_dict': {
'id': '128907',
'ext': 'mp4',
'title': 'Stiftung Warentest',
'alt_title': 'Wie ein Test abläuft',
'description': 'md5:d1ddb1ef63de721132abd38639cc2fd2',
'creator': 'SPIEGEL TV',
'thumbnail': r're:^https?://.*\.jpg$',
'duration': 2509,
'timestamp': 1384264416,
'upload_date': '20131112',
},
'skip': 'Spiegel nexx CDNs are now disabled'
}, {
# episode with captions
'url': 'https://api.nexx.cloud/v3.1/741/videos/byid/1701834',
'info_dict': {
'id': '1701834',
'ext': 'mp4',
'title': 'Mein Leben mit \'nem TikTok E-Boy 😤',
'alt_title': 'Mein Leben mit \'nem TikTok E-Boy 😤',
'description': 'md5:f84f395a881fd143f952c892deab528d',
'thumbnail': r're:^https?://.*\.jpg$',
'duration': 770,
'timestamp': 1595600027,
'upload_date': '20200724',
'episode_number': 2,
'season_number': 2,
'episode': 'Episode 2',
'season': 'Season 2',
},
'params': {
'skip_download': True,
},
}, {
'url': 'nexx:741:1269984',
'md5': 'd5f14e14b592501e51addd5abef95a7f',
'info_dict': {
'id': '1269984',
'ext': 'mp4',
'title': '1 TAG ohne KLO... wortwörtlich! ?',
'alt_title': '1 TAG ohne KLO... wortwörtlich! ?',
'description': 'md5:2016393a31991a900946432ccdd09a6f',
'thumbnail': r're:^https?://.*\.jpg$',
'duration': 607,
'timestamp': 1518614955,
'upload_date': '20180214',
},
}, {
# free cdn from http://www.spiegel.de/video/eifel-zoo-aufregung-um-ausgebrochene-raubtiere-video-99018031.html
'url': 'nexx:747:1533779',
'md5': '6bf6883912b82b7069fb86c2297e9893',
'info_dict': {
'id': '1533779',
'ext': 'mp4',
'title': 'Aufregung um ausgebrochene Raubtiere',
'alt_title': 'Eifel-Zoo',
'description': 'md5:f21375c91c74ad741dcb164c427999d2',
'thumbnail': r're:^https?://.*\.jpg$',
'duration': 111,
'timestamp': 1527874460,
'upload_date': '20180601',
},
'skip': 'Spiegel nexx CDNs are now disabled'
}, {
'url': 'https://api.nexxcdn.com/v3/748/videos/byid/128907',
'only_matching': True,
}, {
'url': 'nexx:748:128907',
'only_matching': True,
}, {
'url': 'nexx:128907',
'only_matching': True,
}, {
'url': 'https://arc.nexx.cloud/api/video/128907.json',
'only_matching': True,
}]
@staticmethod
def _extract_domain_id(webpage):
mobj = re.search(
r'<script\b[^>]+\bsrc=["\'](?:https?:)?//(?:require|arc)\.nexx(?:\.cloud|cdn\.com)/(?:sdk/)?(?P<id>\d+)',
webpage)
return mobj.group('id') if mobj else None
@classmethod
def _extract_embed_urls(cls, url, webpage):
# Reference:
# 1. https://nx-s.akamaized.net/files/201510/44.pdf
entries = []
# JavaScript Integration
domain_id = NexxIE._extract_domain_id(webpage)
if domain_id:
for video_id in re.findall(
r'(?is)onPLAYReady.+?_play\.(?:init|(?:control\.)?addPlayer)\s*\(.+?\s*,\s*["\']?(\d+)',
webpage):
entries.append(
'https://api.nexx.cloud/v3/%s/videos/byid/%s'
% (domain_id, video_id))
# TODO: support more embed formats
return entries
def _handle_error(self, response):
if traverse_obj(response, ('metadata', 'notice'), expected_type=str):
self.report_warning('%s said: %s' % (self.IE_NAME, response['metadata']['notice']))
status = int_or_none(try_get(
response, lambda x: x['metadata']['status']) or 200)
if 200 <= status < 300:
return
raise ExtractorError(
'%s said: %s' % (self.IE_NAME, response['metadata']['errorhint']),
expected=True)
def _call_api(self, domain_id, path, video_id, data=None, headers={}):
headers['Content-Type'] = 'application/x-www-form-urlencoded; charset=UTF-8'
result = self._download_json(
'https://api.nexx.cloud/v3/%s/%s' % (domain_id, path), video_id,
'Downloading %s JSON' % path, data=urlencode_postdata(data),
headers=headers)
self._handle_error(result)
return result['result']
def _extract_free_formats(self, video, video_id):
stream_data = video['streamdata']
cdn = stream_data['cdnType']
assert cdn == 'free'
hash = video['general']['hash']
ps = compat_str(stream_data['originalDomain'])
if stream_data['applyFolderHierarchy'] == 1:
s = ('%04d' % int(video_id))[::-1]
ps += '/%s/%s' % (s[0:2], s[2:4])
ps += '/%s/%s_' % (video_id, hash)
t = 'http://%s' + ps
fd = stream_data['azureFileDistribution'].split(',')
cdn_provider = stream_data['cdnProvider']
def p0(p):
return '_%s' % p if stream_data['applyAzureStructure'] == 1 else ''
formats = []
if cdn_provider == 'ak':
t += ','
for i in fd:
p = i.split(':')
t += p[1] + p0(int(p[0])) + ','
t += '.mp4.csmil/master.%s'
elif cdn_provider == 'ce':
k = t.split('/')
h = k.pop()
http_base = t = '/'.join(k)
http_base = http_base % stream_data['cdnPathHTTP']
t += '/asset.ism/manifest.%s?dcp_ver=aos4&videostream='
for i in fd:
p = i.split(':')
tbr = int(p[0])
filename = '%s%s%s.mp4' % (h, p[1], p0(tbr))
f = {
'url': http_base + '/' + filename,
'format_id': '%s-http-%d' % (cdn, tbr),
'tbr': tbr,
}
width_height = p[1].split('x')
if len(width_height) == 2:
f.update({
'width': int_or_none(width_height[0]),
'height': int_or_none(width_height[1]),
})
formats.append(f)
a = filename + ':%s' % (tbr * 1000)
t += a + ','
t = t[:-1] + '&audiostream=' + a.split(':')[0]
else:
assert False
if cdn_provider == 'ce':
formats.extend(self._extract_mpd_formats(
t % (stream_data['cdnPathDASH'], 'mpd'), video_id,
mpd_id='%s-dash' % cdn, fatal=False))
formats.extend(self._extract_m3u8_formats(
t % (stream_data['cdnPathHLS'], 'm3u8'), video_id, 'mp4',
entry_protocol='m3u8_native', m3u8_id='%s-hls' % cdn, fatal=False))
return formats
def _extract_3q_formats(self, video, video_id):
stream_data = video['streamdata']
cdn = stream_data['cdnType']
assert cdn == '3q'
q_acc, q_prefix, q_locator, q_hash = stream_data['qAccount'], stream_data['qPrefix'], stream_data['qLocator'], stream_data['qHash']
protection_key = traverse_obj(
video, ('protectiondata', 'key'), expected_type=str)
def get_cdn_shield_base(shield_type=''):
for secure in ('', 's'):
cdn_shield = stream_data.get('cdnShield%sHTTP%s' % (shield_type, secure.upper()))
if cdn_shield:
return 'http%s://%s' % (secure, cdn_shield)
return f'http://sdn-global-{"prog" if shield_type.lower() == "prog" else "streaming"}-cache.3qsdn.com/' + (f's/{protection_key}/' if protection_key else '')
stream_base = get_cdn_shield_base()
formats = []
formats.extend(self._extract_m3u8_formats(
f'{stream_base}{q_acc}/files/{q_prefix}/{q_locator}/{q_acc}-{stream_data.get("qHEVCHash") or q_hash}.ism/manifest.m3u8',
video_id, 'mp4', m3u8_id=f'{cdn}-hls', fatal=False))
formats.extend(self._extract_mpd_formats(
f'{stream_base}{q_acc}/files/{q_prefix}/{q_locator}/{q_acc}-{q_hash}.ism/manifest.mpd',
video_id, mpd_id=f'{cdn}-dash', fatal=False))
progressive_base = get_cdn_shield_base('Prog')
q_references = stream_data.get('qReferences') or ''
fds = q_references.split(',')
for fd in fds:
ss = fd.split(':')
if len(ss) != 3:
continue
tbr = int_or_none(ss[1], scale=1000)
formats.append({
'url': f'{progressive_base}{q_acc}/uploads/{q_acc}-{ss[2]}.webm',
'format_id': f'{cdn}-{ss[0]}{"-%s" % tbr if tbr else ""}',
'tbr': tbr,
})
azure_file_distribution = stream_data.get('azureFileDistribution') or ''
fds = azure_file_distribution.split(',')
for fd in fds:
ss = fd.split(':')
if len(ss) != 3:
continue
tbr = int_or_none(ss[0])
width, height = ss[1].split('x') if len(ss[1].split('x')) == 2 else (None, None)
f = {
'url': f'{progressive_base}{q_acc}/files/{q_prefix}/{q_locator}/{ss[2]}.mp4',
'format_id': f'{cdn}-http-{"-%s" % tbr if tbr else ""}',
'tbr': tbr,
'width': int_or_none(width),
'height': int_or_none(height),
}
formats.append(f)
return formats
def _extract_azure_formats(self, video, video_id):
stream_data = video['streamdata']
cdn = stream_data['cdnType']
assert cdn == 'azure'
azure_locator = stream_data['azureLocator']
def get_cdn_shield_base(shield_type='', static=False):
for secure in ('', 's'):
cdn_shield = stream_data.get('cdnShield%sHTTP%s' % (shield_type, secure.upper()))
if cdn_shield:
return 'http%s://%s' % (secure, cdn_shield)
else:
if 'fb' in stream_data['azureAccount']:
prefix = 'df' if static else 'f'
else:
prefix = 'd' if static else 'p'
account = int(stream_data['azureAccount'].replace('nexxplayplus', '').replace('nexxplayfb', ''))
return 'http://nx-%s%02d.akamaized.net/' % (prefix, account)
language = video['general'].get('language_raw') or ''
azure_stream_base = get_cdn_shield_base()
is_ml = ',' in language
azure_manifest_url = '%s%s/%s_src%s.ism/Manifest' % (
azure_stream_base, azure_locator, video_id, ('_manifest' if is_ml else '')) + '%s'
protection_token = try_get(
video, lambda x: x['protectiondata']['token'], compat_str)
if protection_token:
azure_manifest_url += '?hdnts=%s' % protection_token
formats = self._extract_m3u8_formats(
azure_manifest_url % '(format=m3u8-aapl)',
video_id, 'mp4', 'm3u8_native',
m3u8_id='%s-hls' % cdn, fatal=False)
formats.extend(self._extract_mpd_formats(
azure_manifest_url % '(format=mpd-time-csf)',
video_id, mpd_id='%s-dash' % cdn, fatal=False))
formats.extend(self._extract_ism_formats(
azure_manifest_url % '', video_id, ism_id='%s-mss' % cdn, fatal=False))
azure_progressive_base = get_cdn_shield_base('Prog', True)
azure_file_distribution = stream_data.get('azureFileDistribution')
if azure_file_distribution:
fds = azure_file_distribution.split(',')
if fds:
for fd in fds:
ss = fd.split(':')
if len(ss) == 2:
tbr = int_or_none(ss[0])
if tbr:
f = {
'url': '%s%s/%s_src_%s_%d.mp4' % (
azure_progressive_base, azure_locator, video_id, ss[1], tbr),
'format_id': '%s-http-%d' % (cdn, tbr),
'tbr': tbr,
}
width_height = ss[1].split('x')
if len(width_height) == 2:
f.update({
'width': int_or_none(width_height[0]),
'height': int_or_none(width_height[1]),
})
formats.append(f)
return formats
def _real_extract(self, url):
mobj = self._match_valid_url(url)
domain_id = mobj.group('domain_id') or mobj.group('domain_id_s')
video_id = mobj.group('id')
video = None
def find_video(result):
if isinstance(result, dict):
return result
elif isinstance(result, list):
vid = int(video_id)
for v in result:
if try_get(v, lambda x: x['general']['ID'], int) == vid:
return v
return None
response = self._download_json(
'https://arc.nexx.cloud/api/video/%s.json' % video_id,
video_id, fatal=False)
if response and isinstance(response, dict):
result = response.get('result')
if result:
video = find_video(result)
# not all videos work via arc, e.g. nexx:741:1269984
if not video:
# Reverse engineered from JS code (see getDeviceID function)
device_id = '%d:%d:%d%d' % (
random.randint(1, 4), int(time.time()),
random.randint(1e4, 99999), random.randint(1, 9))
result = self._call_api(domain_id, 'session/init', video_id, data={
'nxp_devh': device_id,
'nxp_userh': '',
'precid': '0',
'playlicense': '0',
'screenx': '1920',
'screeny': '1080',
'playerversion': '6.0.00',
'gateway': 'html5',
'adGateway': '',
'explicitlanguage': 'en-US',
'addTextTemplates': '1',
'addDomainData': '1',
'addAdModel': '1',
}, headers={
'X-Request-Enable-Auth-Fallback': '1',
})
cid = result['general']['cid']
# As described in [1] X-Request-Token generation algorithm is
# as follows:
# md5( operation + domain_id + domain_secret )
# where domain_secret is a static value that will be given by nexx.tv
# as per [1]. Here is how this "secret" is generated (reversed
# from _play._factory.data.getDomainData function, search for
# domaintoken or enableAPIAccess). So it's actually not static
# and not that much of a secret.
# 1. https://nexxtvstorage.blob.core.windows.net/files/201610/27.pdf
secret = result['device']['domaintoken'][int(device_id[0]):]
secret = secret[0:len(secret) - int(device_id[-1])]
op = 'byid'
# Reversed from JS code for _play.api.call function (search for
# X-Request-Token)
request_token = hashlib.md5(
''.join((op, domain_id, secret)).encode('utf-8')).hexdigest()
result = self._call_api(
domain_id, 'videos/%s/%s' % (op, video_id), video_id, data={
'additionalfields': 'language,channel,format,licenseby,slug,fileversion,episode,season',
'addInteractionOptions': '1',
'addStatusDetails': '1',
'addStreamDetails': '1',
'addFeatures': '1',
# Caption format selection doesn't seem to be enforced?
'addCaptions': 'vtt',
'addScenes': '1',
'addChapters': '1',
'addHotSpots': '1',
'addConnectedMedia': 'persons',
'addBumpers': '1',
}, headers={
'X-Request-CID': cid,
'X-Request-Token': request_token,
})
video = find_video(result)
general = video['general']
title = general['title']
cdn = video['streamdata']['cdnType']
if cdn == 'azure':
formats = self._extract_azure_formats(video, video_id)
elif cdn == 'free':
formats = self._extract_free_formats(video, video_id)
elif cdn == '3q':
formats = self._extract_3q_formats(video, video_id)
else:
self.raise_no_formats(f'{cdn} formats are currently not supported', video_id)
self._sort_formats(formats)
subtitles = {}
for sub in video.get('captiondata') or []:
if sub.get('data'):
subtitles.setdefault(sub.get('language', 'en'), []).append({
'ext': 'srt',
'data': '\n\n'.join(
f'{i + 1}\n{srt_subtitles_timecode(line["fromms"] / 1000)} --> {srt_subtitles_timecode(line["toms"] / 1000)}\n{line["caption"]}'
for i, line in enumerate(sub['data'])),
'name': sub.get('language_long') or sub.get('title')
})
elif sub.get('url'):
subtitles.setdefault(sub.get('language', 'en'), []).append({
'url': sub['url'],
'ext': sub.get('format'),
'name': sub.get('language_long') or sub.get('title')
})
return {
'id': video_id,
'title': title,
'alt_title': general.get('subtitle'),
'description': general.get('description'),
'release_year': int_or_none(general.get('year')),
'creator': general.get('studio') or general.get('studio_adref') or None,
'thumbnail': try_get(
video, lambda x: x['imagedata']['thumb'], compat_str),
'duration': parse_duration(general.get('runtime')),
'timestamp': int_or_none(general.get('uploaded')),
'episode_number': traverse_obj(
video, (('episodedata', 'general'), 'episode'), expected_type=int, get_all=False),
'season_number': traverse_obj(
video, (('episodedata', 'general'), 'season'), expected_type=int, get_all=False),
'cast': traverse_obj(video, ('connectedmedia', ..., 'title'), expected_type=str),
'formats': formats,
'subtitles': subtitles,
}
class NexxEmbedIE(InfoExtractor):
_VALID_URL = r'https?://embed\.nexx(?:\.cloud|cdn\.com)/\d+/(?:video/)?(?P<id>[^/?#&]+)'
# Reference. https://nx-s.akamaized.net/files/201510/44.pdf
_EMBED_REGEX = [r'<iframe[^>]+\bsrc=(["\'])(?P<url>(?:https?:)?//embed\.nexx(?:\.cloud|cdn\.com)/\d+/(?:(?!\1).)+)\1']
_TESTS = [{
'url': 'http://embed.nexx.cloud/748/KC1614647Z27Y7T?autoplay=1',
'md5': '16746bfc28c42049492385c989b26c4a',
'info_dict': {
'id': '161464',
'ext': 'mp4',
'title': 'Nervenkitzel Achterbahn',
'alt_title': 'Karussellbauer in Deutschland',
'description': 'md5:ffe7b1cc59a01f585e0569949aef73cc',
'creator': 'SPIEGEL TV',
'thumbnail': r're:^https?://.*\.jpg$',
'duration': 2761,
'timestamp': 1394021479,
'upload_date': '20140305',
},
'params': {
'skip_download': True,
},
}, {
'url': 'https://embed.nexx.cloud/11888/video/DSRTO7UVOX06S7',
'only_matching': True,
}]
def _real_extract(self, url):
embed_id = self._match_id(url)
webpage = self._download_webpage(url, embed_id)
return self.url_result(NexxIE._extract_url(webpage), ie=NexxIE.ie_key())