yt-dlp/yt_dlp/extractor/cda.py

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import base64
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import codecs
import datetime
import hashlib
import hmac
import json
import re
from .common import InfoExtractor
from ..compat import compat_ord, compat_urllib_parse_unquote
from ..utils import (
ExtractorError,
float_or_none,
int_or_none,
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merge_dicts,
multipart_encode,
parse_duration,
random_birthday,
traverse_obj,
try_call,
try_get,
urljoin,
)
class CDAIE(InfoExtractor):
_VALID_URL = r'https?://(?:(?:www\.)?cda\.pl/video|ebd\.cda\.pl/[0-9]+x[0-9]+)/(?P<id>[0-9a-z]+)'
_NETRC_MACHINE = 'cdapl'
_BASE_URL = 'http://www.cda.pl/'
_BASE_API_URL = 'https://api.cda.pl'
_API_HEADERS = {
'Accept': 'application/vnd.cda.public+json',
'User-Agent': 'pl.cda 1.0 (version 1.2.88 build 15306; Android 9; Xiaomi Redmi 3S)',
}
# hardcoded in the app
_LOGIN_REQUEST_AUTH = 'Basic YzU3YzBlZDUtYTIzOC00MWQwLWI2NjQtNmZmMWMxY2Y2YzVlOklBTm95QlhRRVR6U09MV1hnV3MwMW0xT2VyNWJNZzV4clRNTXhpNGZJUGVGZ0lWUlo5UGVYTDhtUGZaR1U1U3Q'
_BEARER_CACHE = 'cda-bearer'
_TESTS = [{
'url': 'http://www.cda.pl/video/5749950c',
'md5': '6f844bf51b15f31fae165365707ae970',
'info_dict': {
'id': '5749950c',
'ext': 'mp4',
'height': 720,
'title': 'Oto dlaczego przed zakrętem należy zwolnić.',
'description': 'md5:269ccd135d550da90d1662651fcb9772',
'thumbnail': r're:^https?://.*\.jpg$',
'average_rating': float,
'duration': 39,
'age_limit': 0,
'upload_date': '20160221',
'timestamp': 1456078244,
}
}, {
'url': 'http://www.cda.pl/video/57413289',
'md5': 'a88828770a8310fc00be6c95faf7f4d5',
'info_dict': {
'id': '57413289',
'ext': 'mp4',
'title': 'Lądowanie na lotnisku na Maderze',
'description': 'md5:60d76b71186dcce4e0ba6d4bbdb13e1a',
'thumbnail': r're:^https?://.*\.jpg$',
'uploader': 'crash404',
'view_count': int,
'average_rating': float,
'duration': 137,
'age_limit': 0,
}
}, {
# Age-restricted
'url': 'http://www.cda.pl/video/1273454c4',
'info_dict': {
'id': '1273454c4',
'ext': 'mp4',
'title': 'Bronson (2008) napisy HD 1080p',
'description': 'md5:1b6cb18508daf2dc4e0fa4db77fec24c',
'height': 1080,
'uploader': 'boniek61',
'thumbnail': r're:^https?://.*\.jpg$',
'duration': 5554,
'age_limit': 18,
'view_count': int,
'average_rating': float,
},
}, {
'url': 'http://ebd.cda.pl/0x0/5749950c',
'only_matching': True,
}]
def _download_age_confirm_page(self, url, video_id, *args, **kwargs):
form_data = random_birthday('rok', 'miesiac', 'dzien')
form_data.update({'return': url, 'module': 'video', 'module_id': video_id})
data, content_type = multipart_encode(form_data)
return self._download_webpage(
urljoin(url, '/a/validatebirth'), video_id, *args,
data=data, headers={
'Referer': url,
'Content-Type': content_type,
}, **kwargs)
def _perform_login(self, username, password):
cached_bearer = self.cache.load(self._BEARER_CACHE, username) or {}
if cached_bearer.get('valid_until', 0) > datetime.datetime.now().timestamp() + 5:
self._API_HEADERS['Authorization'] = f'Bearer {cached_bearer["token"]}'
return
password_hash = base64.urlsafe_b64encode(hmac.new(
b's01m1Oer5IANoyBXQETzSOLWXgWs01m1Oer5bMg5xrTMMxRZ9Pi4fIPeFgIVRZ9PeXL8mPfXQETZGUAN5StRZ9P',
''.join(f'{bytes((bt & 255, )).hex():0>2}'
for bt in hashlib.md5(password.encode()).digest()).encode(),
hashlib.sha256).digest()).decode().replace('=', '')
token_res = self._download_json(
f'{self._BASE_API_URL}/oauth/token', None, 'Logging in', data=b'',
headers={**self._API_HEADERS, 'Authorization': self._LOGIN_REQUEST_AUTH},
query={
'grant_type': 'password',
'login': username,
'password': password_hash,
})
self.cache.store(self._BEARER_CACHE, username, {
'token': token_res['access_token'],
'valid_until': token_res['expires_in'] + datetime.datetime.now().timestamp(),
})
self._API_HEADERS['Authorization'] = f'Bearer {token_res["access_token"]}'
def _real_extract(self, url):
video_id = self._match_id(url)
if 'Authorization' in self._API_HEADERS:
return self._api_extract(video_id)
else:
return self._web_extract(video_id, url)
def _api_extract(self, video_id):
meta = self._download_json(
f'{self._BASE_API_URL}/video/{video_id}', video_id, headers=self._API_HEADERS)['video']
if meta.get('premium') and not meta.get('premium_free'):
self.report_drm(video_id)
uploader = traverse_obj(meta, 'author', 'login')
formats = [{
'url': quality['file'],
'format': quality.get('title'),
'resolution': quality.get('name'),
'height': try_call(lambda: int(quality['name'][:-1])),
'filesize': quality.get('length'),
} for quality in meta['qualities'] if quality.get('file')]
return {
'id': video_id,
'title': meta.get('title'),
'description': meta.get('description'),
'uploader': None if uploader == 'anonim' else uploader,
'average_rating': float_or_none(meta.get('rating')),
'thumbnail': meta.get('thumb'),
'formats': formats,
'duration': meta.get('duration'),
'age_limit': 18 if meta.get('for_adults') else 0,
'view_count': meta.get('views'),
}
def _web_extract(self, video_id, url):
self._set_cookie('cda.pl', 'cda.player', 'html5')
webpage = self._download_webpage(
self._BASE_URL + '/video/' + video_id, video_id)
if 'Ten film jest dostępny dla użytkowników premium' in webpage:
raise ExtractorError('This video is only available for premium users.', expected=True)
if re.search(r'niedostępn[ey] w(?:&nbsp;|\s+)Twoim kraju\s*<', webpage):
self.raise_geo_restricted()
need_confirm_age = False
if self._html_search_regex(r'(<form[^>]+action="[^"]*/a/validatebirth[^"]*")',
webpage, 'birthday validate form', default=None):
webpage = self._download_age_confirm_page(
url, video_id, note='Confirming age')
need_confirm_age = True
formats = []
uploader = self._search_regex(r'''(?x)
<(span|meta)[^>]+itemprop=(["\'])author\2[^>]*>
(?:<\1[^>]*>[^<]*</\1>|(?!</\1>)(?:.|\n))*?
<(span|meta)[^>]+itemprop=(["\'])name\4[^>]*>(?P<uploader>[^<]+)</\3>
''', webpage, 'uploader', default=None, group='uploader')
view_count = self._search_regex(
r'Odsłony:(?:\s|&nbsp;)*([0-9]+)', webpage,
'view_count', default=None)
average_rating = self._search_regex(
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(r'<(?:span|meta)[^>]+itemprop=(["\'])ratingValue\1[^>]*>(?P<rating_value>[0-9.]+)',
r'<span[^>]+\bclass=["\']rating["\'][^>]*>(?P<rating_value>[0-9.]+)'), webpage, 'rating', fatal=False,
group='rating_value')
info_dict = {
'id': video_id,
'title': self._og_search_title(webpage),
'description': self._og_search_description(webpage),
'uploader': uploader,
'view_count': int_or_none(view_count),
'average_rating': float_or_none(average_rating),
'thumbnail': self._og_search_thumbnail(webpage),
'formats': formats,
'duration': None,
'age_limit': 18 if need_confirm_age else 0,
}
info = self._search_json_ld(webpage, video_id, default={})
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# Source: https://www.cda.pl/js/player.js?t=1606154898
def decrypt_file(a):
for p in ('_XDDD', '_CDA', '_ADC', '_CXD', '_QWE', '_Q5', '_IKSDE'):
a = a.replace(p, '')
a = compat_urllib_parse_unquote(a)
b = []
for c in a:
f = compat_ord(c)
b.append(chr(33 + (f + 14) % 94) if 33 <= f <= 126 else chr(f))
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a = ''.join(b)
a = a.replace('.cda.mp4', '')
for p in ('.2cda.pl', '.3cda.pl'):
a = a.replace(p, '.cda.pl')
if '/upstream' in a:
a = a.replace('/upstream', '.mp4/upstream')
return 'https://' + a
return 'https://' + a + '.mp4'
def extract_format(page, version):
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json_str = self._html_search_regex(
r'player_data=(\\?["\'])(?P<player_data>.+?)\1', page,
'%s player_json' % version, fatal=False, group='player_data')
if not json_str:
return
player_data = self._parse_json(
json_str, '%s player_data' % version, fatal=False)
if not player_data:
return
video = player_data.get('video')
if not video or 'file' not in video:
self.report_warning('Unable to extract %s version information' % version)
return
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if video['file'].startswith('uggc'):
video['file'] = codecs.decode(video['file'], 'rot_13')
if video['file'].endswith('adc.mp4'):
video['file'] = video['file'].replace('adc.mp4', '.mp4')
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elif not video['file'].startswith('http'):
video['file'] = decrypt_file(video['file'])
video_quality = video.get('quality')
qualities = video.get('qualities', {})
video_quality = next((k for k, v in qualities.items() if v == video_quality), video_quality)
info_dict['formats'].append({
'url': video['file'],
'format_id': video_quality,
'height': int_or_none(video_quality[:-1]),
})
for quality, cda_quality in qualities.items():
if quality == video_quality:
continue
data = {'jsonrpc': '2.0', 'method': 'videoGetLink', 'id': 2,
'params': [video_id, cda_quality, video.get('ts'), video.get('hash2'), {}]}
data = json.dumps(data).encode('utf-8')
video_url = self._download_json(
f'https://www.cda.pl/video/{video_id}', video_id, headers={
'Content-Type': 'application/json',
'X-Requested-With': 'XMLHttpRequest'
}, data=data, note=f'Fetching {quality} url',
errnote=f'Failed to fetch {quality} url', fatal=False)
if try_get(video_url, lambda x: x['result']['status']) == 'ok':
video_url = try_get(video_url, lambda x: x['result']['resp'])
info_dict['formats'].append({
'url': video_url,
'format_id': quality,
'height': int_or_none(quality[:-1])
})
if not info_dict['duration']:
info_dict['duration'] = parse_duration(video.get('duration'))
extract_format(webpage, 'default')
for href, resolution in re.findall(
r'<a[^>]+data-quality="[^"]+"[^>]+href="([^"]+)"[^>]+class="quality-btn"[^>]*>([0-9]+p)',
webpage):
if need_confirm_age:
handler = self._download_age_confirm_page
else:
handler = self._download_webpage
webpage = handler(
urljoin(self._BASE_URL, href), video_id,
'Downloading %s version information' % resolution, fatal=False)
if not webpage:
# Manually report warning because empty page is returned when
# invalid version is requested.
self.report_warning('Unable to download %s version information' % resolution)
continue
extract_format(webpage, resolution)
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return merge_dicts(info_dict, info)