From bf83024826e325c474aed5128c012b78a5d15210 Mon Sep 17 00:00:00 2001 From: Remita Amine Date: Sat, 2 Jul 2016 21:19:07 +0100 Subject: [PATCH] [theplatform] add basic support for Adobe Pass --- youtube_dl/extractor/cbsinteractive.py | 5 +- youtube_dl/extractor/theplatform.py | 108 ++++++++++++++++++++++++- 2 files changed, 105 insertions(+), 8 deletions(-) diff --git a/youtube_dl/extractor/cbsinteractive.py b/youtube_dl/extractor/cbsinteractive.py index 0011c3029..821db20b2 100644 --- a/youtube_dl/extractor/cbsinteractive.py +++ b/youtube_dl/extractor/cbsinteractive.py @@ -80,9 +80,6 @@ class CBSInteractiveIE(ThePlatformIE): media_guid_path = 'media/guid/%d/%s' % (self.MPX_ACCOUNTS[site], vdata['mpxRefId']) formats, subtitles = [], {} - if site == 'cnet': - formats, subtitles = self._extract_theplatform_smil( - self.TP_RELEASE_URL_TEMPLATE % media_guid_path, video_id) for (fkey, vid) in vdata['files'].items(): if fkey == 'hls_phone' and 'hls_tablet' in vdata['files']: continue @@ -94,7 +91,7 @@ class CBSInteractiveIE(ThePlatformIE): subtitles = self._merge_subtitles(subtitles, tp_subtitles) self._sort_formats(formats) - info = self.get_metadata('kYEXFC/%s' % media_guid_path, video_id) + info = self._extract_theplatform_metadata('kYEXFC/%s' % media_guid_path, video_id) info.update({ 'id': video_id, 'display_id': display_id, diff --git a/youtube_dl/extractor/theplatform.py b/youtube_dl/extractor/theplatform.py index 07d222ae3..bb3efc4ea 100644 --- a/youtube_dl/extractor/theplatform.py +++ b/youtube_dl/extractor/theplatform.py @@ -6,6 +6,7 @@ import time import hmac import binascii import hashlib +import netrc from .once import OnceIE @@ -24,6 +25,9 @@ from ..utils import ( xpath_with_ns, mimetype2ext, find_xpath_attr, + unescapeHTML, + urlencode_postdata, + unified_timestamp, ) default_ns = 'http://www.w3.org/2005/SMIL21/Language' @@ -62,10 +66,11 @@ class ThePlatformBaseIE(OnceIE): return formats, subtitles - def get_metadata(self, path, video_id): + def _download_theplatform_metadata(self, path, video_id): info_url = 'http://link.theplatform.com/s/%s?format=preview' % path - info = self._download_json(info_url, video_id) + return self._download_json(info_url, video_id) + def _parse_theplatform_metadata(self, info): subtitles = {} captions = info.get('captions') if isinstance(captions, list): @@ -86,6 +91,10 @@ class ThePlatformBaseIE(OnceIE): 'uploader': info.get('billingCode'), } + def _extract_theplatform_metadata(self, path, video_id): + info = self._download_theplatform_metadata(path, video_id) + return self._parse_theplatform_metadata(info) + class ThePlatformIE(ThePlatformBaseIE): _VALID_URL = r'''(?x) @@ -158,6 +167,7 @@ class ThePlatformIE(ThePlatformBaseIE): 'url': 'http://player.theplatform.com/p/NnzsPC/onsite_universal/select/media/guid/2410887629/2928790?fwsitesection=nbc_the_blacklist_video_library&autoPlay=true&carouselID=137781', 'only_matching': True, }] + _SERVICE_PROVIDER_TEMPLATE = 'https://sp.auth.adobe.com/adobe-services/%s' @classmethod def _extract_urls(cls, webpage): @@ -192,6 +202,96 @@ class ThePlatformIE(ThePlatformBaseIE): sig = flags + expiration_date + checksum + str_to_hex(sig_secret) return '%s&sig=%s' % (url, sig) + def _extract_mvpd_auth(self, url, video_id, requestor_id, resource): + def xml_text(xml_str, tag): + return self._search_regex( + '<%s>(.+?)' % (tag, tag), xml_str, tag) + + mvpd_headers = { + 'ap_42': 'anonymous', + 'ap_11': 'Linux i686', + 'ap_z': 'Mozilla/5.0 (X11; Linux i686; rv:47.0) Gecko/20100101 Firefox/47.0', + 'User-Agent': 'Mozilla/5.0 (X11; Linux i686; rv:47.0) Gecko/20100101 Firefox/47.0', + } + + guid = xml_text(resource, 'guid') + requestor_info = self._downloader.cache.load('mvpd', requestor_id) or {} + authn_token = requestor_info.get('authn_token') + if authn_token: + token_expires = unified_timestamp(xml_text(authn_token, 'simpleTokenExpires').replace('_GMT', '')) + if token_expires and token_expires >= time.time(): + authn_token = None + if not authn_token: + # TODO add support for other TV Providers + mso_id = 'DTV' + login_info = netrc.netrc().authenticators(mso_id) + if not login_info: + return None + + def post_form(form_page, note, data={}): + post_url = self._html_search_regex(r']+action=(["\'])(?P.+?)\1', form_page, 'post url', group='url') + return self._download_webpage( + post_url, video_id, note, data=urlencode_postdata(data or self._hidden_inputs(form_page)), headers={ + 'Content-Type': 'application/x-www-form-urlencoded', + }) + + provider_redirect_page = self._download_webpage( + self._SERVICE_PROVIDER_TEMPLATE % 'authenticate/saml', video_id, + 'Downloading Provider Redirect Page', query={ + 'noflash': 'true', + 'mso_id': mso_id, + 'requestor_id': requestor_id, + 'no_iframe': 'false', + 'domain_name': 'adobe.com', + 'redirect_url': url, + }) + provider_login_page = post_form( + provider_redirect_page, 'Downloading Provider Login Page') + mvpd_confirm_page = post_form(provider_login_page, 'Logging in', { + 'username': login_info[0], + 'password': login_info[2], + }) + post_form(mvpd_confirm_page, 'Confirming Login') + + session = self._download_webpage( + self._SERVICE_PROVIDER_TEMPLATE % 'session', video_id, + 'Retrieving Session', data=urlencode_postdata({ + '_method': 'GET', + 'requestor_id': requestor_id, + }), headers=mvpd_headers) + authn_token = unescapeHTML(xml_text(session, 'authnToken')) + requestor_info['authn_token'] = authn_token + self._downloader.cache.store('mvpd', requestor_id, requestor_info) + + authz_token = requestor_info.get(guid) + if not authz_token: + authorize = self._download_webpage( + self._SERVICE_PROVIDER_TEMPLATE % 'authorize', video_id, + 'Retrieving Authorization Token', data=urlencode_postdata({ + 'resource_id': resource, + 'requestor_id': requestor_id, + 'authentication_token': authn_token, + 'mso_id': xml_text(authn_token, 'simpleTokenMsoID'), + 'userMeta': '1', + }), headers=mvpd_headers) + authz_token = unescapeHTML(xml_text(authorize, 'authzToken')) + requestor_info[guid] = authz_token + self._downloader.cache.store('mvpd', requestor_id, requestor_info) + + mvpd_headers.update({ + 'ap_19': xml_text(authn_token, 'simpleSamlNameID'), + 'ap_23': xml_text(authn_token, 'simpleSamlSessionIndex'), + }) + + return self._download_webpage( + self._SERVICE_PROVIDER_TEMPLATE % 'shortAuthorize', + video_id, 'Retrieving Media Token', data=urlencode_postdata({ + 'authz_token': authz_token, + 'requestor_id': requestor_id, + 'session_guid': xml_text(authn_token, 'simpleTokenAuthenticationGuid'), + 'hashed_guid': 'false', + }), headers=mvpd_headers) + def _real_extract(self, url): url, smuggled_data = unsmuggle_url(url, {}) @@ -265,7 +365,7 @@ class ThePlatformIE(ThePlatformBaseIE): formats, subtitles = self._extract_theplatform_smil(smil_url, video_id) self._sort_formats(formats) - ret = self.get_metadata(path, video_id) + ret = self._extract_theplatform_metadata(path, video_id) combined_subtitles = self._merge_subtitles(ret.get('subtitles', {}), subtitles) ret.update({ 'id': video_id, @@ -339,7 +439,7 @@ class ThePlatformFeedIE(ThePlatformBaseIE): timestamp = int_or_none(entry.get('media$availableDate'), scale=1000) categories = [item['media$name'] for item in entry.get('media$categories', [])] - ret = self.get_metadata('%s/%s' % (provider_id, first_video_id), video_id) + ret = self._extract_theplatform_metadata('%s/%s' % (provider_id, first_video_id), video_id) subtitles = self._merge_subtitles(subtitles, ret['subtitles']) ret.update({ 'id': video_id,