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youtube-dl/youtube_dl/extractor/zdf.py
dirkf c282e5f8d7 [ZDF] Overhaul ZDF extractors
* pull some yt-dlp changes into ZDFBaseIE._extract_format()
* add test cases from yt-dlp to ZDFIE
* fix crash in ZDFIE._extract_mobile() when object had no `formitaeten`
* improve title extraction in ZDFChannelIE (remove trailing station ident)
* avoid extracting non-video playlist items (fixes #31149)
2022-10-11 00:05:17 +01:00

423 lines
17 KiB
Python

# coding: utf-8
from __future__ import unicode_literals
import re
from .common import InfoExtractor
from ..compat import compat_str
from ..utils import (
determine_ext,
ExtractorError,
extract_attributes,
float_or_none,
int_or_none,
merge_dicts,
NO_DEFAULT,
parse_codecs,
qualities,
str_or_none,
try_get,
unified_timestamp,
update_url_query,
url_or_none,
urljoin,
)
class ZDFBaseIE(InfoExtractor):
_GEO_COUNTRIES = ['DE']
_QUALITIES = ('auto', 'low', 'med', 'high', 'veryhigh', 'hd')
def _call_api(self, url, video_id, item, api_token=None, referrer=None):
headers = {}
if api_token:
headers['Api-Auth'] = 'Bearer %s' % api_token
if referrer:
headers['Referer'] = referrer
return self._download_json(
url, video_id, 'Downloading JSON %s' % item, headers=headers)
@staticmethod
def _extract_subtitles(src):
subtitles = {}
for caption in try_get(src, lambda x: x['captions'], list) or []:
subtitle_url = url_or_none(caption.get('uri'))
if subtitle_url:
lang = caption.get('language', 'deu')
subtitles.setdefault(lang, []).append({
'url': subtitle_url,
})
return subtitles
def _extract_format(self, video_id, formats, format_urls, meta):
format_url = url_or_none(meta.get('url'))
if not format_url:
return
if format_url in format_urls:
return
format_urls.add(format_url)
mime_type = meta.get('mimeType')
ext = determine_ext(format_url)
join_nonempty = lambda s, l: s.join(filter(None, l))
meta_map = lambda t: map(lambda x: str_or_none(meta.get(x)), t)
if mime_type == 'application/x-mpegURL' or ext == 'm3u8':
new_formats = self._extract_m3u8_formats(
format_url, video_id, 'mp4', m3u8_id='hls',
entry_protocol='m3u8_native', fatal=False)
elif mime_type == 'application/f4m+xml' or ext == 'f4m':
new_formats = self._extract_f4m_formats(
update_url_query(format_url, {'hdcore': '3.7.0'}), video_id, f4m_id='hds', fatal=False)
else:
f = parse_codecs(meta.get('mimeCodec'))
if not f:
data = meta.get('type', '').split('_')
if try_get(data, lambda x: x[2]) == ext:
f = dict(zip(('vcodec', 'acodec'), data[1]))
format_id = ['http']
format_id.extend(join_nonempty('-', meta_map(('type', 'quality'))))
f.update({
'url': format_url,
'format_id': '-'.join(format_id),
'tbr': int_or_none(self._search_regex(r'_(\d+)k_', format_url, 'tbr', default=None))
})
new_formats = [f]
formats.extend(merge_dicts(f, {
'format_note': join_nonempty(',', meta_map(('quality', 'class'))),
'language': meta.get('language'),
'language_preference': 10 if meta.get('class') == 'main' else -10 if meta.get('class') == 'ad' else -1,
'quality': qualities(self._QUALITIES)(meta.get('quality')),
}) for f in new_formats)
def _extract_ptmd(self, ptmd_url, video_id, api_token, referrer):
ptmd = self._call_api(
ptmd_url, video_id, 'metadata', api_token, referrer)
content_id = ptmd.get('basename') or ptmd_url.split('/')[-1]
formats = []
track_uris = set()
for p in ptmd['priorityList']:
formitaeten = p.get('formitaeten')
if not isinstance(formitaeten, list):
continue
for f in formitaeten:
f_qualities = f.get('qualities')
if not isinstance(f_qualities, list):
continue
for quality in f_qualities:
tracks = try_get(quality, lambda x: x['audio']['tracks'], list)
if not tracks:
continue
for track in tracks:
self._extract_format(
content_id, formats, track_uris, {
'url': track.get('uri'),
'type': f.get('type'),
'mimeType': f.get('mimeType'),
'quality': quality.get('quality'),
'class': track.get('class'),
'language': track.get('language'),
})
self._sort_formats(formats)
duration = float_or_none(try_get(
ptmd, lambda x: x['attributes']['duration']['value']), scale=1000)
return {
'extractor_key': ZDFIE.ie_key(),
'id': content_id,
'duration': duration,
'formats': formats,
'subtitles': self._extract_subtitles(ptmd),
}
def _extract_player(self, webpage, video_id, fatal=True):
return self._parse_json(
self._search_regex(
r'(?s)data-zdfplayer-jsb=(["\'])(?P<json>{.+?})\1', webpage,
'player JSON', default='{}' if not fatal else NO_DEFAULT,
group='json'),
video_id)
class ZDFIE(ZDFBaseIE):
_VALID_URL = r'https?://www\.zdf\.de/(?:[^/]+/)*(?P<id>[^/?#&]+)\.html'
_TESTS = [{
# Same as https://www.phoenix.de/sendungen/ereignisse/corona-nachgehakt/wohin-fuehrt-der-protest-in-der-pandemie-a-2050630.html
'url': 'https://www.zdf.de/politik/phoenix-sendungen/wohin-fuehrt-der-protest-in-der-pandemie-100.html',
'md5': '34ec321e7eb34231fd88616c65c92db0',
'info_dict': {
'id': '210222_phx_nachgehakt_corona_protest',
'ext': 'mp4',
'title': 'Wohin führt der Protest in der Pandemie?',
'description': 'md5:7d643fe7f565e53a24aac036b2122fbd',
'duration': 1691,
'timestamp': 1613948400,
'upload_date': '20210221',
},
'skip': 'No longer available: "Diese Seite wurde leider nicht gefunden"',
}, {
# Same as https://www.3sat.de/film/ab-18/10-wochen-sommer-108.html
'url': 'https://www.zdf.de/dokumentation/ab-18/10-wochen-sommer-102.html',
'md5': '0aff3e7bc72c8813f5e0fae333316a1d',
'info_dict': {
'id': '141007_ab18_10wochensommer_film',
'ext': 'mp4',
'title': 'Ab 18! - 10 Wochen Sommer',
'description': 'md5:8253f41dc99ce2c3ff892dac2d65fe26',
'duration': 2660,
'timestamp': 1608604200,
'upload_date': '20201222',
},
'skip': 'No longer available: "Diese Seite wurde leider nicht gefunden"',
}, {
'url': 'https://www.zdf.de/dokumentation/terra-x/die-magie-der-farben-von-koenigspurpur-und-jeansblau-100.html',
'info_dict': {
'id': '151025_magie_farben2_tex',
'ext': 'mp4',
'title': 'Die Magie der Farben (2/2)',
'description': 'md5:a89da10c928c6235401066b60a6d5c1a',
'duration': 2615,
'timestamp': 1465021200,
'upload_date': '20160604',
'thumbnail': 'https://www.zdf.de/assets/mauve-im-labor-100~768x432?cb=1464909117806',
},
}, {
'url': 'https://www.zdf.de/funk/druck-11790/funk-alles-ist-verzaubert-102.html',
'md5': '1b93bdec7d02fc0b703c5e7687461628',
'info_dict': {
'ext': 'mp4',
'id': 'video_funk_1770473',
'duration': 1278,
'description': 'Die Neue an der Schule verdreht Ismail den Kopf.',
'title': 'Alles ist verzaubert',
'timestamp': 1635520560,
'upload_date': '20211029',
'thumbnail': 'https://www.zdf.de/assets/teaser-funk-alles-ist-verzaubert-100~1920x1080?cb=1636466431799',
},
}, {
# Same as https://www.phoenix.de/sendungen/dokumentationen/gesten-der-maechtigen-i-a-89468.html?ref=suche
'url': 'https://www.zdf.de/politik/phoenix-sendungen/die-gesten-der-maechtigen-100.html',
'only_matching': True,
}, {
# Same as https://www.3sat.de/film/spielfilm/der-hauptmann-100.html
'url': 'https://www.zdf.de/filme/filme-sonstige/der-hauptmann-112.html',
'only_matching': True,
}, {
# Same as https://www.3sat.de/wissen/nano/nano-21-mai-2019-102.html, equal media ids
'url': 'https://www.zdf.de/wissen/nano/nano-21-mai-2019-102.html',
'only_matching': True,
}, {
'url': 'https://www.zdf.de/service-und-hilfe/die-neue-zdf-mediathek/zdfmediathek-trailer-100.html',
'only_matching': True,
}, {
'url': 'https://www.zdf.de/filme/taunuskrimi/die-lebenden-und-die-toten-1---ein-taunuskrimi-100.html',
'only_matching': True,
}, {
'url': 'https://www.zdf.de/dokumentation/planet-e/planet-e-uebersichtsseite-weitere-dokumentationen-von-planet-e-100.html',
'only_matching': True,
}, {
'url': 'https://www.zdf.de/arte/todliche-flucht/page-video-artede-toedliche-flucht-16-100.html',
'info_dict': {
'id': 'video_artede_083871-001-A',
'ext': 'mp4',
'title': 'Tödliche Flucht (1/6)',
'description': 'md5:e34f96a9a5f8abd839ccfcebad3d5315',
'duration': 3193.0,
'timestamp': 1641355200,
'upload_date': '20220105',
},
'skip': 'No longer available "Diese Seite wurde leider nicht gefunden"'
}, {
'url': 'https://www.zdf.de/serien/soko-stuttgart/das-geld-anderer-leute-100.html',
'info_dict': {
'id': '191205_1800_sendung_sok8',
'ext': 'mp4',
'title': 'Das Geld anderer Leute',
'description': 'md5:cb6f660850dc5eb7d1ab776ea094959d',
'duration': 2581.0,
'timestamp': 1654790700,
'upload_date': '20220609',
'thumbnail': 'https://epg-image.zdf.de/fotobase-webdelivery/images/e2d7e55a-09f0-424e-ac73-6cac4dd65f35?layout=2400x1350',
},
}]
def _extract_entry(self, url, player, content, video_id):
title = content.get('title') or content['teaserHeadline']
t = content['mainVideoContent']['http://zdf.de/rels/target']
def get_ptmd_path(d):
return (
d.get('http://zdf.de/rels/streams/ptmd')
or d.get('http://zdf.de/rels/streams/ptmd-template',
'').replace('{playerId}', 'ngplayer_2_4'))
ptmd_path = get_ptmd_path(try_get(t, lambda x: x['streams']['default'], dict) or {})
if not ptmd_path:
ptmd_path = get_ptmd_path(t)
if not ptmd_path:
raise ExtractorError('Could not extract ptmd_path')
info = self._extract_ptmd(
urljoin(url, ptmd_path), video_id, player['apiToken'], url)
thumbnails = []
layouts = try_get(
content, lambda x: x['teaserImageRef']['layouts'], dict)
if layouts:
for layout_key, layout_url in layouts.items():
layout_url = url_or_none(layout_url)
if not layout_url:
continue
thumbnail = {
'url': layout_url,
'format_id': layout_key,
}
mobj = re.search(r'(?P<width>\d+)x(?P<height>\d+)', layout_key)
if mobj:
thumbnail.update({
'width': int(mobj.group('width')),
'height': int(mobj.group('height')),
})
thumbnails.append(thumbnail)
return merge_dicts(info, {
'title': title,
'description': content.get('leadParagraph') or content.get('teasertext'),
'duration': int_or_none(t.get('duration')),
'timestamp': unified_timestamp(content.get('editorialDate')),
'thumbnails': thumbnails,
})
def _extract_regular(self, url, player, video_id):
content = self._call_api(
player['content'], video_id, 'content', player['apiToken'], url)
return self._extract_entry(player['content'], player, content, video_id)
def _extract_mobile(self, video_id):
video = self._download_json(
'https://zdf-cdn.live.cellular.de/mediathekV2/document/%s' % video_id,
video_id)
formats = []
formitaeten = try_get(video, lambda x: x['document']['formitaeten'], list)
document = formitaeten and video['document']
if formitaeten:
title = document['titel']
content_id = document['basename']
format_urls = set()
for f in formitaeten or []:
self._extract_format(content_id, formats, format_urls, f)
self._sort_formats(formats)
thumbnails = []
teaser_bild = document.get('teaserBild')
if isinstance(teaser_bild, dict):
for thumbnail_key, thumbnail in teaser_bild.items():
thumbnail_url = try_get(
thumbnail, lambda x: x['url'], compat_str)
if thumbnail_url:
thumbnails.append({
'url': thumbnail_url,
'id': thumbnail_key,
'width': int_or_none(thumbnail.get('width')),
'height': int_or_none(thumbnail.get('height')),
})
return {
'id': content_id,
'title': title,
'description': document.get('beschreibung'),
'duration': int_or_none(document.get('length')),
'timestamp': unified_timestamp(document.get('date')) or unified_timestamp(
try_get(video, lambda x: x['meta']['editorialDate'], compat_str)),
'thumbnails': thumbnails,
'subtitles': self._extract_subtitles(document),
'formats': formats,
}
def _real_extract(self, url):
video_id = self._match_id(url)
webpage = self._download_webpage(url, video_id, fatal=False)
if webpage:
player = self._extract_player(webpage, url, fatal=False)
if player:
return self._extract_regular(url, player, video_id)
return self._extract_mobile(video_id)
class ZDFChannelIE(ZDFBaseIE):
_VALID_URL = r'https?://www\.zdf\.de/(?:[^/]+/)*(?P<id>[^/?#&]+)'
_TESTS = [{
'url': 'https://www.zdf.de/sport/das-aktuelle-sportstudio',
'info_dict': {
'id': 'das-aktuelle-sportstudio',
'title': 'das aktuelle sportstudio',
},
'playlist_mincount': 18,
}, {
'url': 'https://www.zdf.de/dokumentation/planet-e',
'info_dict': {
'id': 'planet-e',
'title': 'planet e.',
},
'playlist_mincount': 50,
}, {
'url': 'https://www.zdf.de/gesellschaft/aktenzeichen-xy-ungeloest',
'info_dict': {
'id': 'aktenzeichen-xy-ungeloest',
'title': 'Aktenzeichen XY... ungelöst',
'entries': "lambda x: not any('xy580-fall1-kindermoerder-gesucht-100' in e['url'] for e in x)",
},
'playlist_mincount': 2,
}, {
'url': 'https://www.zdf.de/filme/taunuskrimi/',
'only_matching': True,
}]
@classmethod
def suitable(cls, url):
return False if ZDFIE.suitable(url) else super(ZDFChannelIE, cls).suitable(url)
def _og_search_title(self, webpage, fatal=False):
title = super(ZDFChannelIE, self)._og_search_title(webpage, fatal=fatal)
return re.split(r'\s+[-|]\s+ZDF(?:mediathek)?$', title or '')[0] or None
def _real_extract(self, url):
channel_id = self._match_id(url)
webpage = self._download_webpage(url, channel_id)
matches = re.finditer(
r'''<div\b[^>]*?\sdata-plusbar-id\s*=\s*(["'])(?P<p_id>[\w-]+)\1[^>]*?\sdata-plusbar-url=\1(?P<url>%s)\1''' % ZDFIE._VALID_URL,
webpage)
if self._downloader.params.get('noplaylist', False):
entry = next(
(self.url_result(m.group('url'), ie=ZDFIE.ie_key()) for m in matches),
None)
self.to_screen('Downloading just the main video because of --no-playlist')
if entry:
return entry
else:
self.to_screen('Downloading playlist %s - add --no-playlist to download just the main video' % (channel_id, ))
def check_video(m):
v_ref = self._search_regex(
r'''(<a\b[^>]*?\shref\s*=[^>]+?\sdata-target-id\s*=\s*(["'])%s\2[^>]*>)''' % (m.group('p_id'), ),
webpage, 'check id', default='')
v_ref = extract_attributes(v_ref)
return v_ref.get('data-target-video-type') != 'novideo'
return self.playlist_from_matches(
(m.group('url') for m in matches if check_video(m)),
channel_id, self._og_search_title(webpage, fatal=False))