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[nebula] Authentication via tokens from cookie jar (#537)
Closes #496 Co-authored-by: hheimbuerger, TpmKranz
This commit is contained in:
Henrik Heimbuerger
GitHub
parent
b35496d825
commit
145bd631c5
1 changed files with 51 additions and 14 deletions
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@ -2,9 +2,11 @@
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from __future__ import unicode_literals
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import json
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import time
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from urllib.error import HTTPError
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from .common import InfoExtractor
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from ..compat import compat_str
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from ..compat import compat_str, compat_urllib_parse_unquote, compat_urllib_parse_quote
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from ..utils import (
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ExtractorError,
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parse_iso8601,
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@ -78,7 +80,9 @@ class NebulaIE(InfoExtractor):
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]
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_NETRC_MACHINE = 'watchnebula'
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def _retrieve_nebula_auth(self, video_id):
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_nebula_token = None
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def _retrieve_nebula_auth(self):
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"""
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Log in to Nebula, and returns a Nebula API token
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"""
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@ -91,7 +95,7 @@ def _retrieve_nebula_auth(self, video_id):
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data = json.dumps({'email': username, 'password': password}).encode('utf8')
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response = self._download_json(
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'https://api.watchnebula.com/api/v1/auth/login/',
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data=data, fatal=False, video_id=video_id,
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data=data, fatal=False, video_id=None,
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headers={
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'content-type': 'application/json',
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# Submitting the 'sessionid' cookie always causes a 403 on auth endpoint
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@ -101,6 +105,19 @@ def _retrieve_nebula_auth(self, video_id):
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errnote='Authentication failed or rejected')
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if not response or not response.get('key'):
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self.raise_login_required()
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# save nebula token as cookie
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self._set_cookie(
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'nebula.app', 'nebula-auth',
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compat_urllib_parse_quote(
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json.dumps({
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"apiToken": response["key"],
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"isLoggingIn": False,
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"isLoggingOut": False,
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}, separators=(",", ":"))),
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expire_time=int(time.time()) + 86400 * 365,
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)
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return response['key']
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def _retrieve_zype_api_key(self, page_url, display_id):
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@ -139,8 +156,17 @@ def _call_nebula_api(self, path, video_id, access_token, note):
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'Authorization': 'Token {access_token}'.format(access_token=access_token)
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}, note=note)
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def _fetch_zype_access_token(self, video_id, nebula_token):
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user_object = self._call_nebula_api('/auth/user/', video_id, nebula_token, note='Retrieving Zype access token')
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def _fetch_zype_access_token(self, video_id):
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try:
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user_object = self._call_nebula_api('/auth/user/', video_id, self._nebula_token, note='Retrieving Zype access token')
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except ExtractorError as exc:
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# if 401, attempt credential auth and retry
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if exc.cause and isinstance(exc.cause, HTTPError) and exc.cause.code == 401:
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self._nebula_token = self._retrieve_nebula_auth()
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user_object = self._call_nebula_api('/auth/user/', video_id, self._nebula_token, note='Retrieving Zype access token')
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else:
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raise
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access_token = try_get(user_object, lambda x: x['zype_auth_info']['access_token'], compat_str)
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if not access_token:
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if try_get(user_object, lambda x: x['is_subscribed'], bool):
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@ -162,9 +188,21 @@ def _extract_channel_title(self, video_meta):
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if category.get('value'):
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return category['value'][0]
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def _real_initialize(self):
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# check cookie jar for valid token
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nebula_cookies = self._get_cookies('https://nebula.app')
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nebula_cookie = nebula_cookies.get('nebula-auth')
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if nebula_cookie:
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self.to_screen('Authenticating to Nebula with token from cookie jar')
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nebula_cookie_value = compat_urllib_parse_unquote(nebula_cookie.value)
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self._nebula_token = self._parse_json(nebula_cookie_value, None).get('apiToken')
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# try to authenticate using credentials if no valid token has been found
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if not self._nebula_token:
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self._nebula_token = self._retrieve_nebula_auth()
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def _real_extract(self, url):
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display_id = self._match_id(url)
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nebula_token = self._retrieve_nebula_auth(display_id)
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api_key = self._retrieve_zype_api_key(url, display_id)
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response = self._call_zype_api('/videos', {'friendly_title': display_id},
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@ -174,7 +212,7 @@ def _real_extract(self, url):
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video_meta = response['response'][0]
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video_id = video_meta['_id']
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zype_access_token = self._fetch_zype_access_token(display_id, nebula_token=nebula_token)
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zype_access_token = self._fetch_zype_access_token(display_id)
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channel_title = self._extract_channel_title(video_meta)
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@ -187,13 +225,12 @@ def _real_extract(self, url):
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'title': video_meta.get('title'),
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'description': video_meta.get('description'),
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'timestamp': parse_iso8601(video_meta.get('published_at')),
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'thumbnails': [
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{
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'id': tn.get('name'), # this appears to be null
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'url': tn['url'],
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'width': tn.get('width'),
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'height': tn.get('height'),
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} for tn in video_meta.get('thumbnails', [])],
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'thumbnails': [{
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'id': tn.get('name'), # this appears to be null
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'url': tn['url'],
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'width': tn.get('width'),
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'height': tn.get('height'),
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} for tn in video_meta.get('thumbnails', [])],
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'duration': video_meta.get('duration'),
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'channel': channel_title,
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'uploader': channel_title, # we chose uploader = channel name
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