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[twitch] Add basic support for two-factor authentication

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Xiao Di Guan 2017-02-16 17:46:54 +11:00 committed by Sergey M․
parent bcefc59279
commit c64c03be35
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1 changed files with 47 additions and 32 deletions
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79
youtube_dl/extractor/twitch.py
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@ -12,7 +12,6 @@ from ..compat import (
compat_str,
compat_urllib_parse_urlencode,
compat_urllib_parse_urlparse,
compat_urlparse,
)
from ..utils import (
clean_html,
@ -24,6 +23,7 @@ from ..utils import (
parse_iso8601,
update_url_query,
urlencode_postdata,
urljoin,
)
@ -32,7 +32,7 @@ class TwitchBaseIE(InfoExtractor):
_API_BASE = 'https://api.twitch.tv'
_USHER_BASE = 'https://usher.ttvnw.net'
_LOGIN_URL = 'http://www.twitch.tv/login'
_LOGIN_URL = 'https://www.twitch.tv/login'
_CLIENT_ID = 'jzkbprff40iqj646a697cyrvl0zt2m6'
_NETRC_MACHINE = 'twitch'
@ -64,6 +64,36 @@ class TwitchBaseIE(InfoExtractor):
raise ExtractorError(
'Unable to login. Twitch said: %s' % message, expected=True)
def post_login_form(page, urlh, note, data):
form = self._hidden_inputs(page)
form.update(data)
page_url = urlh.geturl()
post_url = self._search_regex(
r'<form[^>]+action=(["\'])(?P<url>.+?)\1', page,
'post url', default=page_url, group='url')
post_url = urljoin(page_url, post_url)
headers = {'Referer': page_url}
try:
response = self._download_json(
post_url, None, note,
data=urlencode_postdata(form),
headers=headers)
except ExtractorError as e:
if isinstance(e.cause, compat_HTTPError) and e.cause.code == 400:
response = self._parse_json(
e.cause.read().decode('utf-8'), None)
fail(response['message'])
raise
if response.get('redirect'):
redirect_url = urljoin(post_url, response['redirect'])
return self._download_webpage_handle(
redirect_url, None, 'Downloading login redirect page',
headers=headers)
login_page, handle = self._download_webpage_handle(
self._LOGIN_URL, None, 'Downloading login page')
@ -71,40 +101,25 @@ class TwitchBaseIE(InfoExtractor):
if 'blacklist_message' in login_page:
fail(clean_html(login_page))
login_form = self._hidden_inputs(login_page)
login_form.update({
login_data = {
'username': username,
'password': password,
})
}
redirect_res = post_login_form(
login_page, handle, 'Logging in as %s' % username, login_data)
redirect_url = handle.geturl()
if not redirect_res:
return
redirect_page, handle = redirect_res
post_url = self._search_regex(
r'<form[^>]+action=(["\'])(?P<url>.+?)\1', login_page,
'post url', default=redirect_url, group='url')
if not post_url.startswith('http'):
post_url = compat_urlparse.urljoin(redirect_url, post_url)
headers = {'Referer': redirect_url}
try:
response = self._download_json(
post_url, None, 'Logging in as %s' % username,
data=urlencode_postdata(login_form),
headers=headers)
except ExtractorError as e:
if isinstance(e.cause, compat_HTTPError) and e.cause.code == 400:
response = self._parse_json(
e.cause.read().decode('utf-8'), None)
fail(response['message'])
raise
if response.get('redirect'):
self._download_webpage(
response['redirect'], None, 'Downloading login redirect page',
headers=headers)
if re.search(r'(?i)<form[^>]+id="two-factor-submit"', redirect_page) is not None:
# TODO: Add mechanism to request an SMS or phone call
tfa_token = self._get_tfa_info('two-factor authentication token')
tfa_data = {
'authy_token': tfa_token,
'remember_2fa': 'true',
}
post_login_form(redirect_page, handle, 'Submitting TFA token', tfa_data)
def _prefer_source(self, formats):
try: