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mirror of https://github.com/ytdl-org/youtube-dl synced 2024-12-21 09:17:46 +01:00
youtube-dl/youtube_dl/extractor/discovery.py

88 lines
3.4 KiB
Python

from __future__ import unicode_literals
import random
import re
import string
from .discoverygo import DiscoveryGoBaseIE
from ..utils import (
ExtractorError,
update_url_query,
)
from ..compat import compat_HTTPError
class DiscoveryIE(DiscoveryGoBaseIE):
_VALID_URL = r'''(?x)https?://(?:www\.)?(?:
discovery|
investigationdiscovery|
discoverylife|
animalplanet|
ahctv|
destinationamerica|
sciencechannel|
tlc|
velocity
)\.com(?P<path>/tv-shows/[^/]+/(?:video|full-episode)s/(?P<id>[^./?#]+))'''
_TESTS = [{
'url': 'https://www.discovery.com/tv-shows/cash-cab/videos/dave-foley',
'info_dict': {
'id': '5a2d9b4d6b66d17a5026e1fd',
'ext': 'mp4',
'title': 'Dave Foley',
'description': 'md5:4b39bcafccf9167ca42810eb5f28b01f',
'duration': 608,
},
'params': {
'skip_download': True, # requires ffmpeg
}
}, {
'url': 'https://www.investigationdiscovery.com/tv-shows/final-vision/full-episodes/final-vision',
'only_matching': True,
}]
_GEO_COUNTRIES = ['US']
_GEO_BYPASS = False
def _real_extract(self, url):
path, display_id = re.match(self._VALID_URL, url).groups()
webpage = self._download_webpage(url, display_id)
react_data = self._parse_json(self._search_regex(
r'window\.__reactTransmitPacket\s*=\s*({.+?});',
webpage, 'react data'), display_id)
content_blocks = react_data['layout'][path]['contentBlocks']
video = next(cb for cb in content_blocks if cb.get('type') == 'video')['content']['items'][0]
video_id = video['id']
access_token = self._download_json(
'https://www.discovery.com/anonymous', display_id, query={
'authLink': update_url_query(
'https://login.discovery.com/v1/oauth2/authorize', {
'client_id': react_data['application']['apiClientId'],
'redirect_uri': 'https://fusion.ddmcdn.com/app/mercury-sdk/180/redirectHandler.html',
'response_type': 'anonymous',
'state': 'nonce,' + ''.join([random.choice(string.ascii_letters) for _ in range(32)]),
})
})['access_token']
try:
stream = self._download_json(
'https://api.discovery.com/v1/streaming/video/' + video_id,
display_id, headers={
'Authorization': 'Bearer ' + access_token,
})
except ExtractorError as e:
if isinstance(e.cause, compat_HTTPError) and e.cause.code == 403:
e_description = self._parse_json(
e.cause.read().decode(), display_id)['description']
if 'resource not available for country' in e_description:
self.raise_geo_restricted(countries=self._GEO_COUNTRIES)
if 'Authorized Networks' in e_description:
raise ExtractorError(
'This video is only available via cable service provider subscription that'
' is not currently supported. You may want to use --cookies.', expected=True)
raise ExtractorError(e_description)
raise
return self._extract_video_info(video, stream, display_id)