# 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/(?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$', 'duration': 2509, 'timestamp': 1384264416, 'upload_date': '20131112', }, }, { # episode 'url': 'https://api.nexx.cloud/v3/741/videos/byid/247858', 'info_dict': { 'id': '247858', 'ext': 'mp4', 'title': 'Return of the Golden Child (OV)', 'description': 'md5:5d969537509a92b733de21bae249dc63', 'release_year': 2017, 'thumbnail': r're:^https?://.*\.jpg$', 'duration': 1397, 'timestamp': 1495033267, 'upload_date': '20170517', 'episode_number': 2, 'season_number': 2, }, 'params': { 'skip_download': True, }, 'skip': 'HTTP Error 404: Not Found', }, { # 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! 😑', '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', }, }, { '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\.nexx(?:\.cloud|cdn\.com)/(?P<id>\d+)', webpage) return mobj.group('id') if mobj else None @staticmethod def _extract_urls(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\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 @staticmethod 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 _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_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 = 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, 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'] 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) else: # TODO: reverse more cdns assert False self._sort_formats(formats) 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'), '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': int_or_none(try_get( video, lambda x: x['episodedata']['episode'])), 'season_number': int_or_none(try_get( video, lambda x: x['episodedata']['season'])), 'formats': formats, } class NexxEmbedIE(InfoExtractor): _VALID_URL = r'https?://embed\.nexx(?:\.cloud|cdn\.com)/\d+/(?P<id>[^/?#&]+)' _TEST = { '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', 'release_year': 2005, 'creator': 'SPIEGEL TV', 'thumbnail': r're:^https?://.*\.jpg$', 'duration': 2761, 'timestamp': 1394021479, 'upload_date': '20140305', }, 'params': { 'format': 'bestvideo', 'skip_download': True, }, } @staticmethod def _extract_urls(webpage): # Reference: # 1. https://nx-s.akamaized.net/files/201510/44.pdf # iFrame Embed Integration return [mobj.group('url') for mobj in re.finditer( r'<iframe[^>]+\bsrc=(["\'])(?P<url>(?:https?:)?//embed\.nexx(?:\.cloud|cdn\.com)/\d+/(?:(?!\1).)+)\1', webpage)] 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())