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youtube-dl/youtube_dl/extractor/adobepass.py

138 lines
6.1 KiB
Python

# -*- 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