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- # -*- coding: utf-8 -*-
- from __future__ import unicode_literals
-
- import re
- import time
- import xml.etree.ElementTree as etree
-
- from .common import InfoExtractor
- from ..utils import (
- unescapeHTML,
- urlencode_postdata,
- unified_timestamp,
- )
-
-
- class AdobePassIE(InfoExtractor):
- _SERVICE_PROVIDER_TEMPLATE = 'https://sp.auth.adobe.com/adobe-services/%s'
- _USER_AGENT = 'Mozilla/5.0 (X11; Linux i686; rv:47.0) Gecko/20100101 Firefox/47.0'
-
- @staticmethod
- def _get_mvpd_resource(provider_id, title, guid, rating):
- channel = etree.Element('channel')
- channel_title = etree.SubElement(channel, 'title')
- channel_title.text = provider_id
- item = etree.SubElement(channel, 'item')
- resource_title = etree.SubElement(item, 'title')
- resource_title.text = title
- resource_guid = etree.SubElement(item, 'guid')
- resource_guid.text = guid
- resource_rating = etree.SubElement(item, 'media:rating')
- resource_rating.attrib = {'scheme': 'urn:v-chip'}
- resource_rating.text = rating
- return '<rss version="2.0" xmlns:media="http://search.yahoo.com/mrss/">' + etree.tostring(channel).decode() + '</rss>'
-
- def _extract_mvpd_auth(self, url, video_id, requestor_id, resource):
- def xml_text(xml_str, tag):
- return self._search_regex(
- '<%s>(.+?)</%s>' % (tag, tag), xml_str, tag)
-
- def is_expired(token, date_ele):
- token_expires = unified_timestamp(re.sub(r'[_ ]GMT', '', xml_text(token, date_ele)))
- return token_expires and token_expires <= int(time.time())
-
- mvpd_headers = {
- 'ap_42': 'anonymous',
- 'ap_11': 'Linux i686',
- 'ap_z': self._USER_AGENT,
- 'User-Agent': self._USER_AGENT,
- }
-
- 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 and is_expired(authn_token, 'simpleTokenExpires'):
- authn_token = None
- if not authn_token:
- # TODO add support for other TV Providers
- mso_id = 'DTV'
- username, password = self._get_netrc_login_info(mso_id)
- if not username or not password:
- return ''
-
- def post_form(form_page, note, data={}):
- post_url = self._html_search_regex(r'<form[^>]+action=(["\'])(?P<url>.+?)\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': username,
- 'password': password,
- })
- 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)
- if '<pendingLogout' in session:
- self._downloader.cache.store('mvpd', requestor_id, {})
- return self._extract_mvpd_auth(url, video_id, requestor_id, resource)
- 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 authz_token and is_expired(authz_token, 'simpleTokenTTL'):
- authz_token = None
- 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)
- if '<pendingLogout' in authorize:
- self._downloader.cache.store('mvpd', requestor_id, {})
- return self._extract_mvpd_auth(url, video_id, requestor_id, resource)
- 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'),
- })
-
- short_authorize = 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)
- if '<pendingLogout' in short_authorize:
- self._downloader.cache.store('mvpd', requestor_id, {})
- return self._extract_mvpd_auth(url, video_id, requestor_id, resource)
- return short_authorize
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