mirror of
https://github.com/ytdl-org/youtube-dl.git
synced 2024-11-22 02:01:50 +00:00
[nexx] Restore reverse engineered approach
This commit is contained in:
Sergey M․
parent
6202f08e1b
commit
d91dd0ce19
1 changed files with 113 additions and 6 deletions
|
|
@ -1,22 +1,27 @@
|
|||
# coding: utf-8
|
||||
from __future__ import unicode_literals
|
||||
|
||||
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,
|
||||
try_get,
|
||||
urlencode_postdata,
|
||||
)
|
||||
|
||||
|
||||
class NexxIE(InfoExtractor):
|
||||
_VALID_URL = r'''(?x)
|
||||
(?:
|
||||
https?://api\.nexx(?:\.cloud|cdn\.com)/v3/\d+/videos/byid/|
|
||||
nexx:(?:\d+:)?|
|
||||
https?://api\.nexx(?:\.cloud|cdn\.com)/v3/(?P<domain_id>\d+)/videos/byid/|
|
||||
nexx:(?P<domain_id_s>\d+)?:|
|
||||
https?://arc\.nexx\.cloud/api/video/
|
||||
)
|
||||
(?P<id>\d+)
|
||||
|
|
@ -57,6 +62,21 @@ class NexxIE(InfoExtractor):
|
|||
'params': {
|
||||
'skip_download': True,
|
||||
},
|
||||
}, {
|
||||
# does not work via arc
|
||||
'url': 'nexx:741:1269984',
|
||||
'md5': 'c714b5b238b2958dc8d5642addba6886',
|
||||
'info_dict': {
|
||||
'id': '1269984',
|
||||
'ext': 'mp4',
|
||||
'title': '1 TAG ohne KLO... wortwörtlich! 😑',
|
||||
'alt_title': '1 TAG ohne KLO... wortwörtlich! 😑',
|
||||
'description': 'md5:4604539793c49eda9443ab5c5b1d612f',
|
||||
'thumbnail': r're:^https?://.*\.jpg$',
|
||||
'duration': 607,
|
||||
'timestamp': 1518614955,
|
||||
'upload_date': '20180214',
|
||||
},
|
||||
}, {
|
||||
'url': 'https://api.nexxcdn.com/v3/748/videos/byid/128907',
|
||||
'only_matching': True,
|
||||
|
|
@ -103,12 +123,99 @@ class NexxIE(InfoExtractor):
|
|||
def _extract_url(webpage):
|
||||
return NexxIE._extract_urls(webpage)[0]
|
||||
|
||||
def _real_extract(self, url):
|
||||
video_id = self._match_id(url)
|
||||
def _handle_error(self, response):
|
||||
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)
|
||||
|
||||
video = self._download_json(
|
||||
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 _real_extract(self, url):
|
||||
mobj = re.match(self._VALID_URL, url)
|
||||
domain_id = mobj.group('domain_id') or mobj.group('domain_id_s')
|
||||
video_id = mobj.group('id')
|
||||
|
||||
video = None
|
||||
|
||||
response = self._download_json(
|
||||
'https://arc.nexx.cloud/api/video/%s.json' % video_id,
|
||||
video_id)['result']
|
||||
video_id, fatal=False)
|
||||
if response and isinstance(response, dict):
|
||||
result = response.get('result')
|
||||
if result and isinstance(result, dict):
|
||||
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.api.init function, search for clienttoken). 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']['clienttoken'][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()
|
||||
|
||||
video = self._call_api(
|
||||
domain_id, 'videos/%s/%s' % (op, video_id), video_id, data={
|
||||
'additionalfields': 'language,channel,actors,studio,licenseby,slug,subtitle,teaser,description',
|
||||
'addInteractionOptions': '1',
|
||||
'addStatusDetails': '1',
|
||||
'addStreamDetails': '1',
|
||||
'addCaptions': '1',
|
||||
'addScenes': '1',
|
||||
'addHotSpots': '1',
|
||||
'addBumpers': '1',
|
||||
'captionFormat': 'data',
|
||||
}, headers={
|
||||
'X-Request-CID': cid,
|
||||
'X-Request-Token': request_token,
|
||||
})
|
||||
|
||||
general = video['general']
|
||||
title = general['title']
|
||||
|
|
|
|||
Loading…
Reference in a new issue