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yt-dlp/yt_dlp/extractor/sejmpl.py

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import datetime as dt
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 = dt.datetime(date.year, 3, 31)
last_october = dt.datetime(date.year, 10, 31)
last_sunday_march = last_march - dt.timedelta(days=last_march.isoweekday() % 7)
last_sunday_october = last_october - dt.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 = dt.datetime.fromisoformat(date)
date = date + dt.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')),
}
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