138 lines
6.1 KiB
Python
138 lines
6.1 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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import re
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import time
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import xml.etree.ElementTree as etree
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from .common import InfoExtractor
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from ..utils import (
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unescapeHTML,
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urlencode_postdata,
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unified_timestamp,
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)
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class AdobePassIE(InfoExtractor):
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_SERVICE_PROVIDER_TEMPLATE = 'https://sp.auth.adobe.com/adobe-services/%s'
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_USER_AGENT = 'Mozilla/5.0 (X11; Linux i686; rv:47.0) Gecko/20100101 Firefox/47.0'
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@staticmethod
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def _get_mvpd_resource(provider_id, title, guid, rating):
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channel = etree.Element('channel')
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channel_title = etree.SubElement(channel, 'title')
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channel_title.text = provider_id
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item = etree.SubElement(channel, 'item')
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resource_title = etree.SubElement(item, 'title')
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resource_title.text = title
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resource_guid = etree.SubElement(item, 'guid')
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resource_guid.text = guid
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resource_rating = etree.SubElement(item, 'media:rating')
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resource_rating.attrib = {'scheme': 'urn:v-chip'}
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resource_rating.text = rating
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return '<rss version="2.0" xmlns:media="http://search.yahoo.com/mrss/">' + etree.tostring(channel).decode() + '</rss>'
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def _extract_mvpd_auth(self, url, video_id, requestor_id, resource):
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def xml_text(xml_str, tag):
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return self._search_regex(
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'<%s>(.+?)</%s>' % (tag, tag), xml_str, tag)
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def is_expired(token, date_ele):
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token_expires = unified_timestamp(re.sub(r'[_ ]GMT', '', xml_text(token, date_ele)))
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return token_expires and token_expires <= int(time.time())
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mvpd_headers = {
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'ap_42': 'anonymous',
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'ap_11': 'Linux i686',
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'ap_z': self._USER_AGENT,
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'User-Agent': self._USER_AGENT,
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}
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guid = xml_text(resource, 'guid')
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requestor_info = self._downloader.cache.load('mvpd', requestor_id) or {}
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authn_token = requestor_info.get('authn_token')
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if authn_token and is_expired(authn_token, 'simpleTokenExpires'):
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authn_token = None
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if not authn_token:
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# TODO add support for other TV Providers
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mso_id = 'DTV'
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username, password = self._get_netrc_login_info(mso_id)
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if not username or not password:
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return ''
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def post_form(form_page, note, data={}):
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post_url = self._html_search_regex(r'<form[^>]+action=(["\'])(?P<url>.+?)\1', form_page, 'post url', group='url')
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return self._download_webpage(
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post_url, video_id, note, data=urlencode_postdata(data or self._hidden_inputs(form_page)), headers={
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'Content-Type': 'application/x-www-form-urlencoded',
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})
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provider_redirect_page = self._download_webpage(
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self._SERVICE_PROVIDER_TEMPLATE % 'authenticate/saml', video_id,
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'Downloading Provider Redirect Page', query={
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'noflash': 'true',
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'mso_id': mso_id,
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'requestor_id': requestor_id,
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'no_iframe': 'false',
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'domain_name': 'adobe.com',
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'redirect_url': url,
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})
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provider_login_page = post_form(
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provider_redirect_page, 'Downloading Provider Login Page')
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mvpd_confirm_page = post_form(provider_login_page, 'Logging in', {
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'username': username,
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'password': password,
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})
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post_form(mvpd_confirm_page, 'Confirming Login')
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session = self._download_webpage(
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self._SERVICE_PROVIDER_TEMPLATE % 'session', video_id,
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'Retrieving Session', data=urlencode_postdata({
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'_method': 'GET',
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'requestor_id': requestor_id,
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}), headers=mvpd_headers)
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if '<pendingLogout' in session:
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self._downloader.cache.store('mvpd', requestor_id, {})
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return self._extract_mvpd_auth(url, video_id, requestor_id, resource)
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authn_token = unescapeHTML(xml_text(session, 'authnToken'))
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requestor_info['authn_token'] = authn_token
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self._downloader.cache.store('mvpd', requestor_id, requestor_info)
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authz_token = requestor_info.get(guid)
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if authz_token and is_expired(authz_token, 'simpleTokenTTL'):
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authz_token = None
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if not authz_token:
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authorize = self._download_webpage(
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self._SERVICE_PROVIDER_TEMPLATE % 'authorize', video_id,
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'Retrieving Authorization Token', data=urlencode_postdata({
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'resource_id': resource,
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'requestor_id': requestor_id,
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'authentication_token': authn_token,
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'mso_id': xml_text(authn_token, 'simpleTokenMsoID'),
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'userMeta': '1',
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}), headers=mvpd_headers)
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if '<pendingLogout' in authorize:
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self._downloader.cache.store('mvpd', requestor_id, {})
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return self._extract_mvpd_auth(url, video_id, requestor_id, resource)
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authz_token = unescapeHTML(xml_text(authorize, 'authzToken'))
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requestor_info[guid] = authz_token
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self._downloader.cache.store('mvpd', requestor_id, requestor_info)
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mvpd_headers.update({
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'ap_19': xml_text(authn_token, 'simpleSamlNameID'),
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'ap_23': xml_text(authn_token, 'simpleSamlSessionIndex'),
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})
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short_authorize = self._download_webpage(
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self._SERVICE_PROVIDER_TEMPLATE % 'shortAuthorize',
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video_id, 'Retrieving Media Token', data=urlencode_postdata({
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'authz_token': authz_token,
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'requestor_id': requestor_id,
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'session_guid': xml_text(authn_token, 'simpleTokenAuthenticationGuid'),
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'hashed_guid': 'false',
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}), headers=mvpd_headers)
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if '<pendingLogout' in short_authorize:
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self._downloader.cache.store('mvpd', requestor_id, {})
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return self._extract_mvpd_auth(url, video_id, requestor_id, resource)
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return short_authorize
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