[ie/dropbox] Fix password-protected video support (#10735)

Also adds thumbnail extraction

Closes #9864
Authored by: ndyanx
This commit is contained in:
ndyanx 2024-09-27 17:05:22 -05:00 committed by GitHub
parent 8f4ea14680
commit 63da31b3b2
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@ -6,8 +6,10 @@ import urllib.parse
from .common import InfoExtractor
from ..utils import (
ExtractorError,
update_url,
update_url_query,
url_basename,
urlencode_postdata,
)
@ -36,43 +38,58 @@ class DropboxIE(InfoExtractor):
},
]
def _yield_decoded_parts(self, webpage):
for encoded in reversed(re.findall(r'registerStreamedPrefetch\s*\(\s*"[\w/+=]+"\s*,\s*"([\w/+=]+)"', webpage)):
yield base64.b64decode(encoded).decode('utf-8', 'ignore')
def _real_extract(self, url):
mobj = self._match_valid_url(url)
video_id = mobj.group('id')
webpage = self._download_webpage(url, video_id)
fn = urllib.parse.unquote(url_basename(url))
title = os.path.splitext(fn)[0]
password = self.get_param('videopassword')
if (self._og_search_title(webpage) == 'Dropbox - Password Required'
or 'Enter the password for this link' in webpage):
for part in self._yield_decoded_parts(webpage):
if '/sm/password' in part:
webpage = self._download_webpage(
update_url('https://www.dropbox.com/sm/password', query=part.partition('?')[2]), video_id)
break
if (self._og_search_title(webpage, default=None) == 'Dropbox - Password Required'
or 'Enter the password for this link' in webpage):
if password:
content_id = self._search_regex(r'content_id=(.*?)["\']', webpage, 'content_id')
payload = f'is_xhr=true&t={self._get_cookies("https://www.dropbox.com").get("t").value}&content_id={content_id}&password={password}&url={url}'
response = self._download_json(
'https://www.dropbox.com/sm/auth', video_id, 'POSTing video password', data=payload.encode(),
headers={'content-type': 'application/x-www-form-urlencoded; charset=UTF-8'})
'https://www.dropbox.com/sm/auth', video_id, 'POSTing video password',
headers={'content-type': 'application/x-www-form-urlencoded; charset=UTF-8'},
data=urlencode_postdata({
'is_xhr': 'true',
't': self._get_cookies('https://www.dropbox.com')['t'].value,
'content_id': self._search_regex(r'content_id=([\w.+=/-]+)["\']', webpage, 'content id'),
'password': password,
'url': url,
}))
if response.get('status') != 'authed':
raise ExtractorError('Authentication failed!', expected=True)
webpage = self._download_webpage(url, video_id)
elif self._get_cookies('https://dropbox.com').get('sm_auth'):
webpage = self._download_webpage(url, video_id)
else:
raise ExtractorError('Invalid password', expected=True)
elif not self._get_cookies('https://dropbox.com').get('sm_auth'):
raise ExtractorError('Password protected video, use --video-password <password>', expected=True)
webpage = self._download_webpage(url, video_id)
formats, subtitles, has_anonymous_download = [], {}, False
for encoded in reversed(re.findall(r'registerStreamedPrefetch\s*\(\s*"[\w/+=]+"\s*,\s*"([\w/+=]+)"', webpage)):
decoded = base64.b64decode(encoded).decode('utf-8', 'ignore')
formats, subtitles = [], {}
has_anonymous_download = False
thumbnail = None
for part in self._yield_decoded_parts(webpage):
if not has_anonymous_download:
has_anonymous_download = self._search_regex(
r'(anonymous:\tanonymous)', decoded, 'anonymous', default=False)
r'(anonymous:\tanonymous)', part, 'anonymous', default=False)
transcode_url = self._search_regex(
r'\n.(https://[^\x03\x08\x12\n]+\.m3u8)', decoded, 'transcode url', default=None)
r'\n.(https://[^\x03\x08\x12\n]+\.m3u8)', part, 'transcode url', default=None)
if not transcode_url:
continue
formats, subtitles = self._extract_m3u8_formats_and_subtitles(transcode_url, video_id, 'mp4')
thumbnail = self._search_regex(
r'(https://www\.dropbox\.com/temp_thumb_from_token/[\w/?&=]+)', part, 'thumbnail', default=None)
break
# downloads enabled we can get the original file
@ -89,4 +106,5 @@ class DropboxIE(InfoExtractor):
'title': title,
'formats': formats,
'subtitles': subtitles,
'thumbnail': thumbnail,
}