diff options
Diffstat (limited to 'youtube_dl')
| -rw-r--r-- | youtube_dl/extractor/nexx.py | 117 |
1 files changed, 112 insertions, 5 deletions
diff --git a/youtube_dl/extractor/nexx.py b/youtube_dl/extractor/nexx.py index 0a8d844d4..117dfe826 100644 --- a/youtube_dl/extractor/nexx.py +++ b/youtube_dl/extractor/nexx.py @@ -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+) @@ -58,6 +63,21 @@ class NexxIE(InfoExtractor): '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 _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) + + 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): - video_id = self._match_id(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 - video = self._download_json( + 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'] |