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Diffstat (limited to 'yt_dlp/extractor/nexx.py')
| -rw-r--r-- | yt_dlp/extractor/nexx.py | 525 |
1 files changed, 525 insertions, 0 deletions
diff --git a/yt_dlp/extractor/nexx.py b/yt_dlp/extractor/nexx.py new file mode 100644 index 0000000..b4874c8 --- /dev/null +++ b/yt_dlp/extractor/nexx.py @@ -0,0 +1,525 @@ +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) + + 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()) |