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[ie/Sejm,RedCDNLivx] Add extractors (#8676)

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Authored by: selfisekai
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lauren n. liberda 2024-01-21 03:22:26 +01:00 committed by GitHub
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2
yt_dlp/extractor/_extractors.py
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@ -1593,6 +1593,7 @@
RedBullIE,
)
from .reddit import RedditIE
from .redge import RedCDNLivxIE
from .redgifs import (
RedGifsIE,
RedGifsSearchIE,
@ -1727,6 +1728,7 @@
)
from .scrolller import ScrolllerIE
from .seeker import SeekerIE
from .sejmpl import SejmIE
from .senalcolombia import SenalColombiaLiveIE
from .senategov import SenateISVPIE, SenateGovIE
from .sendtonews import SendtoNewsIE

135
yt_dlp/extractor/redge.py Normal file
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@ -0,0 +1,135 @@
import functools
from .common import InfoExtractor
from ..networking import HEADRequest
from ..utils import (
float_or_none,
int_or_none,
join_nonempty,
parse_qs,
update_url_query,
)
from ..utils.traversal import traverse_obj
class RedCDNLivxIE(InfoExtractor):
_VALID_URL = r'https?://[^.]+\.(?:dcs\.redcdn|atmcdn)\.pl/(?:live(?:dash|hls|ss)|nvr)/o2/(?P<tenant>[^/?#]+)/(?P<id>[^?#]+)\.livx'
IE_NAME = 'redcdnlivx'
_TESTS = [{
'url': 'https://r.dcs.redcdn.pl/livedash/o2/senat/ENC02/channel.livx?indexMode=true&startTime=638272860000&stopTime=638292544000',
'info_dict': {
'id': 'ENC02-638272860000-638292544000',
'ext': 'mp4',
'title': 'ENC02',
'duration': 19683.982,
'live_status': 'was_live',
},
}, {
'url': 'https://r.dcs.redcdn.pl/livedash/o2/sejm/ENC18/live.livx?indexMode=true&startTime=722333096000&stopTime=722335562000',
'info_dict': {
'id': 'ENC18-722333096000-722335562000',
'ext': 'mp4',
'title': 'ENC18',
'duration': 2463.995,
'live_status': 'was_live',
},
}, {
'url': 'https://r.dcs.redcdn.pl/livehls/o2/sportevolution/live/triathlon2018/warsaw.livx/playlist.m3u8?startTime=550305000000&stopTime=550327620000',
'info_dict': {
'id': 'triathlon2018-warsaw-550305000000-550327620000',
'ext': 'mp4',
'title': 'triathlon2018/warsaw',
'duration': 22619.98,
'live_status': 'was_live',
},
}, {
'url': 'https://n-25-12.dcs.redcdn.pl/nvr/o2/sejm/Migacz-ENC01/1.livx?startTime=722347200000&stopTime=722367345000',
'only_matching': True,
}, {
'url': 'https://redir.atmcdn.pl/nvr/o2/sejm/ENC08/1.livx?startTime=503831270000&stopTime=503840040000',
'only_matching': True,
}]
"""
Known methods (first in url path):
- `livedash` - DASH MPD
- `livehls` - HTTP Live Streaming
- `livess` - IIS Smooth Streaming
- `nvr` - CCTV mode, directly returns a file, typically flv, avc1, aac
- `sc` - shoutcast/icecast (audio streams, like radio)
"""
def _real_extract(self, url):
tenant, path = self._match_valid_url(url).group('tenant', 'id')
qs = parse_qs(url)
start_time = traverse_obj(qs, ('startTime', 0, {int_or_none}))
stop_time = traverse_obj(qs, ('stopTime', 0, {int_or_none}))
def livx_mode(mode):
suffix = ''
if mode == 'livess':
suffix = '/manifest'
elif mode == 'livehls':
suffix = '/playlist.m3u8'
file_qs = {}
if start_time:
file_qs['startTime'] = start_time
if stop_time:
file_qs['stopTime'] = stop_time
if mode == 'nvr':
file_qs['nolimit'] = 1
elif mode != 'sc':
file_qs['indexMode'] = 'true'
return update_url_query(f'https://r.dcs.redcdn.pl/{mode}/o2/{tenant}/{path}.livx{suffix}', file_qs)
# no id or title for a transmission. making ones up.
title = path \
.replace('/live', '').replace('live/', '') \
.replace('/channel', '').replace('channel/', '') \
.strip('/')
video_id = join_nonempty(title.replace('/', '-'), start_time, stop_time)
formats = []
# downloading the manifest separately here instead of _extract_ism_formats to also get some stream metadata
ism_res = self._download_xml_handle(
livx_mode('livess'), video_id,
note='Downloading ISM manifest',
errnote='Failed to download ISM manifest',
fatal=False)
ism_doc = None
if ism_res is not False:
ism_doc, ism_urlh = ism_res
formats, _ = self._parse_ism_formats_and_subtitles(ism_doc, ism_urlh.url, 'ss')
nvr_urlh = self._request_webpage(
HEADRequest(livx_mode('nvr')), video_id, 'Follow flv file redirect', fatal=False,
expected_status=lambda _: True)
if nvr_urlh and nvr_urlh.status == 200:
formats.append({
'url': nvr_urlh.url,
'ext': 'flv',
'format_id': 'direct-0',
'preference': -1, # might be slow
})
formats.extend(self._extract_mpd_formats(livx_mode('livedash'), video_id, mpd_id='dash', fatal=False))
formats.extend(self._extract_m3u8_formats(
livx_mode('livehls'), video_id, m3u8_id='hls', ext='mp4', fatal=False))
time_scale = traverse_obj(ism_doc, ('@TimeScale', {int_or_none})) or 10000000
duration = traverse_obj(
ism_doc, ('@Duration', {functools.partial(float_or_none, scale=time_scale)})) or None
live_status = None
if traverse_obj(ism_doc, '@IsLive') == 'TRUE':
live_status = 'is_live'
elif duration:
live_status = 'was_live'
return {
'id': video_id,
'title': title,
'formats': formats,
'duration': duration,
'live_status': live_status,
}

218
yt_dlp/extractor/sejmpl.py Normal file
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@ -0,0 +1,218 @@
import datetime
from .common import InfoExtractor
from .redge import RedCDNLivxIE
from ..utils import (
clean_html,
join_nonempty,
js_to_json,
strip_or_none,
update_url_query,
)
from ..utils.traversal import traverse_obj
def is_dst(date):
last_march = datetime.datetime(date.year, 3, 31)
last_october = datetime.datetime(date.year, 10, 31)
last_sunday_march = last_march - datetime.timedelta(days=last_march.isoweekday() % 7)
last_sunday_october = last_october - datetime.timedelta(days=last_october.isoweekday() % 7)
return last_sunday_march.replace(hour=2) <= date <= last_sunday_october.replace(hour=3)
def rfc3339_to_atende(date):
date = datetime.datetime.fromisoformat(date)
date = date + datetime.timedelta(hours=1 if is_dst(date) else 0)
return int((date.timestamp() - 978307200) * 1000)
class SejmIE(InfoExtractor):
_VALID_URL = (
r'https?://(?:www\.)?sejm\.gov\.pl/[Ss]ejm(?P<term>\d+)\.nsf/transmisje(?:_arch)?\.xsp(?:\?[^#]*)?#(?P<id>[\dA-F]+)',
r'https?://(?:www\.)?sejm\.gov\.pl/[Ss]ejm(?P<term>\d+)\.nsf/transmisje(?:_arch)?\.xsp\?(?:[^#]+&)?unid=(?P<id>[\dA-F]+)',
r'https?://sejm-embed\.redcdn\.pl/[Ss]ejm(?P<term>\d+)\.nsf/VideoFrame\.xsp/(?P<id>[\dA-F]+)',
)
IE_NAME = 'sejm'
_TESTS = [{
# multiple cameras, polish SL iterpreter
'url': 'https://www.sejm.gov.pl/Sejm10.nsf/transmisje_arch.xsp#6181EF1AD9CEEBB5C1258A6D006452B5',
'info_dict': {
'id': '6181EF1AD9CEEBB5C1258A6D006452B5',
'title': '1. posiedzenie Sejmu X kadencji',
'duration': 20145,
'live_status': 'was_live',
'location': 'Sala Posiedzeń',
},
'playlist': [{
'info_dict': {
'id': 'ENC01-722340000000-722360145000',
'ext': 'mp4',
'duration': 20145,
'title': '1. posiedzenie Sejmu X kadencji - ENC01',
'live_status': 'was_live',
},
}, {
'info_dict': {
'id': 'ENC30-722340000000-722360145000',
'ext': 'mp4',
'duration': 20145,
'title': '1. posiedzenie Sejmu X kadencji - ENC30',
'live_status': 'was_live',
},
}, {
'info_dict': {
'id': 'ENC31-722340000000-722360145000',
'ext': 'mp4',
'duration': 20145,
'title': '1. posiedzenie Sejmu X kadencji - ENC31',
'live_status': 'was_live',
},
}, {
'info_dict': {
'id': 'ENC32-722340000000-722360145000',
'ext': 'mp4',
'duration': 20145,
'title': '1. posiedzenie Sejmu X kadencji - ENC32',
'live_status': 'was_live',
},
}, {
# sign lang interpreter
'info_dict': {
'id': 'Migacz-ENC01-1-722340000000-722360145000',
'ext': 'mp4',
'duration': 20145,
'title': '1. posiedzenie Sejmu X kadencji - Migacz-ENC01',
'live_status': 'was_live',
},
}],
}, {
'url': 'https://www.sejm.gov.pl/Sejm8.nsf/transmisje.xsp?unid=9377A9D65518E9A5C125808E002E9FF2',
'info_dict': {
'id': '9377A9D65518E9A5C125808E002E9FF2',
'title': 'Debata "Lepsza Polska: obywatelska"',
'description': 'KP .Nowoczesna',
'duration': 8770,
'live_status': 'was_live',
'location': 'sala kolumnowa im. Kazimierza Pużaka (bud. C-D)',
},
'playlist': [{
'info_dict': {
'id': 'ENC08-1-503831270000-503840040000',
'ext': 'mp4',
'duration': 8770,
'title': 'Debata "Lepsza Polska: obywatelska" - ENC08',
'live_status': 'was_live',
},
}],
}, {
# 7th term is very special, since it does not use redcdn livx
'url': 'https://www.sejm.gov.pl/sejm7.nsf/transmisje_arch.xsp?rok=2015&month=11#A6E6D475ECCC6FE5C1257EF90034817F',
'info_dict': {
'id': 'A6E6D475ECCC6FE5C1257EF90034817F',
'title': 'Konferencja prasowa - Stanowisko SLD ws. składu nowego rządu',
'description': 'SLD - Biuro Prasowe Klubu',
'duration': 514,
'location': 'sala 101/bud. C',
'live_status': 'was_live',
},
'playlist': [{
'info_dict': {
'id': 'A6E6D475ECCC6FE5C1257EF90034817F',
'ext': 'mp4',
'title': 'Konferencja prasowa - Stanowisko SLD ws. składu nowego rządu',
'duration': 514,
},
}],
}, {
'url': 'https://sejm-embed.redcdn.pl/Sejm10.nsf/VideoFrame.xsp/FED58EABB97FBD53C1258A7400386492',
'only_matching': True,
}]
def _real_extract(self, url):
term, video_id = self._match_valid_url(url).group('term', 'id')
frame = self._download_webpage(
f'https://sejm-embed.redcdn.pl/Sejm{term}.nsf/VideoFrame.xsp/{video_id}',
video_id)
# despite it says "transmisje_arch", it works for live streams too!
data = self._download_json(
f'https://www.sejm.gov.pl/Sejm{term}.nsf/transmisje_arch.xsp/json/{video_id}',
video_id)
params = data['params']
title = strip_or_none(data.get('title'))
if data.get('status') == 'VIDEO_ENDED':
live_status = 'was_live'
elif data.get('status') == 'VIDEO_PLAYING':
live_status = 'is_live'
else:
live_status = None
self.report_warning(f'unknown status: {data.get("status")}')
start_time = rfc3339_to_atende(params['start'])
# current streams have a stop time of *expected* end of session, but actual times
# can change during the transmission. setting a stop_time would artificially
# end the stream at that time, while the session actually keeps going.
if live_status == 'was_live':
stop_time = rfc3339_to_atende(params['stop'])
duration = (stop_time - start_time) // 1000
else:
stop_time, duration = None, None
entries = []
def add_entry(file, legacy_file=False):
if not file:
return
file = self._proto_relative_url(file)
if not legacy_file:
file = update_url_query(file, {'startTime': start_time})
if stop_time is not None:
file = update_url_query(file, {'stopTime': stop_time})
stream_id = self._search_regex(r'/o2/sejm/([^/]+)/[^./]+\.livx', file, 'stream id')
common_info = {
'url': file,
'duration': duration,
}
if legacy_file:
entries.append({
**common_info,
'id': video_id,
'title': title,
})
else:
entries.append({
**common_info,
'_type': 'url_transparent',
'ie_key': RedCDNLivxIE.ie_key(),
'id': stream_id,
'title': join_nonempty(title, stream_id, delim=' - '),
})
cameras = self._search_json(
r'var\s+cameras\s*=', frame, 'camera list', video_id,
contains_pattern=r'\[(?s:.+)\]', transform_source=js_to_json,
fatal=False) or []
for camera_file in traverse_obj(cameras, (..., 'file', {dict})):
if camera_file.get('flv'):
add_entry(camera_file['flv'])
elif camera_file.get('mp4'):
# this is only a thing in 7th term. no streams before, and starting 8th it's redcdn livx
add_entry(camera_file['mp4'], legacy_file=True)
else:
self.report_warning('Unknown camera stream type found')
if params.get('mig'):
add_entry(self._search_regex(r"var sliUrl\s*=\s*'([^']+)'", frame, 'sign language interpreter url', fatal=False))
return {
'_type': 'playlist',
'entries': entries,
'id': video_id,
'title': title,
'description': clean_html(data.get('desc')) or None,
'duration': duration,
'live_status': live_status,
'location': strip_or_none(data.get('location')),
}