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[ie/brilliantpala] Add extractors (yt-dlp#6680)
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Authored by: pzhlkj6612
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pzhlkj6612 authored Sep 23, 2023
1 parent 698beb9 commit 92feb56
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4 changes: 4 additions & 0 deletions yt_dlp/extractor/_extractors.py
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BrightcoveLegacyIE,
BrightcoveNewIE,
)
from .brilliantpala import (
BrilliantpalaElearnIE,
BrilliantpalaClassesIE,
)
from .businessinsider import BusinessInsiderIE
from .bundesliga import BundesligaIE
from .buzzfeed import BuzzFeedIE
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127 changes: 127 additions & 0 deletions yt_dlp/extractor/brilliantpala.py
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import hashlib

from .common import InfoExtractor
from ..utils import (
ExtractorError,
traverse_obj,
urlencode_postdata,
)


class BrilliantpalaBaseIE(InfoExtractor):
_NETRC_MACHINE = 'brilliantpala'
_DOMAIN = '{subdomain}.brilliantpala.org'

def _initialize_pre_login(self):
self._HOMEPAGE = f'https://{self._DOMAIN}'
self._LOGIN_API = f'{self._HOMEPAGE}/login/'
self._LOGOUT_DEVICES_API = f'{self._HOMEPAGE}/logout_devices/?next=/'
self._CONTENT_API = f'{self._HOMEPAGE}/api/v2.4/contents/{{content_id}}/'
self._HLS_AES_URI = f'{self._HOMEPAGE}/api/v2.5/video_contents/{{content_id}}/key/'

def _get_logged_in_username(self, url, video_id):
webpage, urlh = self._download_webpage_handle(url, video_id)
if self._LOGIN_API == urlh.url:
self.raise_login_required()
return self._html_search_regex(
r'"username"\s*:\s*"(?P<username>[^"]+)"', webpage, 'stream page info', 'username')

def _perform_login(self, username, password):
login_form = self._hidden_inputs(self._download_webpage(
self._LOGIN_API, None, 'Downloading login page'))
login_form.update({
'username': username,
'password': password,
})
self._set_cookie(self._DOMAIN, 'csrftoken', login_form['csrfmiddlewaretoken'])

logged_page = self._download_webpage(
self._LOGIN_API, None, note='Logging in', headers={'Referer': self._LOGIN_API},
data=urlencode_postdata(login_form))

if self._html_search_regex(
r'(Your username / email and password)', logged_page, 'auth fail', default=None):
raise ExtractorError('wrong username or password', expected=True)

# the maximum number of logins is one
if self._html_search_regex(
r'(Logout Other Devices)', logged_page, 'logout devices button', default=None):
logout_device_form = self._hidden_inputs(logged_page)
self._download_webpage(
self._LOGOUT_DEVICES_API, None, headers={'Referer': self._LOGIN_API},
note='Logging out other devices', data=urlencode_postdata(logout_device_form))

def _real_extract(self, url):
course_id, content_id = self._match_valid_url(url).group('course_id', 'content_id')
video_id = f'{course_id}-{content_id}'

username = self._get_logged_in_username(url, video_id)

content_json = self._download_json(
self._CONTENT_API.format(content_id=content_id), video_id,
note='Fetching content info', errnote='Unable to fetch content info')

entries = []
for stream in traverse_obj(content_json, ('video', 'streams', lambda _, v: v['id'] and v['url'])):
formats = self._extract_m3u8_formats(stream['url'], video_id, fatal=False)
if not formats:
continue
entries.append({
'id': str(stream['id']),
'title': content_json.get('title'),
'formats': formats,
'hls_aes': {'uri': self._HLS_AES_URI.format(content_id=content_id)},
'http_headers': {'X-Key': hashlib.sha256(username.encode('ascii')).hexdigest()},
'thumbnail': content_json.get('cover_image'),
})

return self.playlist_result(
entries, playlist_id=video_id, playlist_title=content_json.get('title'))


class BrilliantpalaElearnIE(BrilliantpalaBaseIE):
IE_NAME = 'Brilliantpala:Elearn'
IE_DESC = 'VoD on elearn.brilliantpala.org'
_VALID_URL = r'https?://elearn\.brilliantpala\.org/courses/(?P<course_id>\d+)/contents/(?P<content_id>\d+)/?'
_TESTS = [{
'url': 'https://elearn.brilliantpala.org/courses/42/contents/12345/',
'only_matching': True,
}, {
'url': 'https://elearn.brilliantpala.org/courses/98/contents/36683/',
'info_dict': {
'id': '23577',
'ext': 'mp4',
'title': 'Physical World, Units and Measurements - 1',
'thumbnail': 'https://d1j3vi2u94ebt0.cloudfront.net/institute/brilliantpalalms/chapter_contents/26237/e657f81b90874be19795c7ea081f8d5c.png',
'live_status': 'not_live',
},
'params': {
'skip_download': True,
},
}]

_DOMAIN = BrilliantpalaBaseIE._DOMAIN.format(subdomain='elearn')


class BrilliantpalaClassesIE(BrilliantpalaBaseIE):
IE_NAME = 'Brilliantpala:Classes'
IE_DESC = 'VoD on classes.brilliantpala.org'
_VALID_URL = r'https?://classes\.brilliantpala\.org/courses/(?P<course_id>\d+)/contents/(?P<content_id>\d+)/?'
_TESTS = [{
'url': 'https://classes.brilliantpala.org/courses/42/contents/12345/',
'only_matching': True,
}, {
'url': 'https://classes.brilliantpala.org/courses/416/contents/25445/',
'info_dict': {
'id': '9128',
'ext': 'mp4',
'title': 'Motion in a Straight Line - Class 1',
'thumbnail': 'https://d3e4y8hquds3ek.cloudfront.net/institute/brilliantpalaelearn/chapter_contents/ff5ba838d0ec43419f67387fe1a01fa8.png',
'live_status': 'not_live',
},
'params': {
'skip_download': True,
},
}]

_DOMAIN = BrilliantpalaBaseIE._DOMAIN.format(subdomain='classes')

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