mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-11-30 12:01:28 +00:00
[nbc:nbcnews] improve extraction(fixes #6922)
- extract more metadata and formats - relax regex
This commit is contained in:
remitamine
parent
9f02ff537c
commit
574b2a7393
|
|
@ -3,13 +3,16 @@
|
|||
import re
|
||||
|
||||
from .common import InfoExtractor
|
||||
from ..compat import compat_HTTPError
|
||||
from .theplatform import ThePlatformIE
|
||||
from ..utils import (
|
||||
ExtractorError,
|
||||
find_xpath_attr,
|
||||
lowercase_escape,
|
||||
smuggle_url,
|
||||
unescapeHTML,
|
||||
update_url_query,
|
||||
int_or_none,
|
||||
HEADRequest,
|
||||
parse_iso8601,
|
||||
)
|
||||
|
||||
|
||||
|
|
@ -131,10 +134,10 @@ def _real_extract(self, url):
|
|||
NBCSportsVPlayerIE._extract_url(webpage), 'NBCSportsVPlayer')
|
||||
|
||||
|
||||
class NBCNewsIE(InfoExtractor):
|
||||
class NBCNewsIE(ThePlatformIE):
|
||||
_VALID_URL = r'''(?x)https?://(?:www\.)?nbcnews\.com/
|
||||
(?:video/.+?/(?P<id>\d+)|
|
||||
(?:watch|feature|nightly-news)/[^/]+/(?P<title>.+))
|
||||
([^/]+/)*(?P<display_id>[^/?]+))
|
||||
'''
|
||||
|
||||
_TESTS = [
|
||||
|
|
@ -149,15 +152,14 @@ class NBCNewsIE(InfoExtractor):
|
|||
},
|
||||
},
|
||||
{
|
||||
'url': 'http://www.nbcnews.com/feature/edward-snowden-interview/how-twitter-reacted-snowden-interview-n117236',
|
||||
'md5': 'b2421750c9f260783721d898f4c42063',
|
||||
'url': 'http://www.nbcnews.com/watch/nbcnews-com/how-twitter-reacted-to-the-snowden-interview-269389891880',
|
||||
'md5': 'af1adfa51312291a017720403826bb64',
|
||||
'info_dict': {
|
||||
'id': 'I1wpAI_zmhsQ',
|
||||
'id': '269389891880',
|
||||
'ext': 'mp4',
|
||||
'title': 'How Twitter Reacted To The Snowden Interview',
|
||||
'description': 'md5:65a0bd5d76fe114f3c2727aa3a81fe64',
|
||||
},
|
||||
'add_ie': ['ThePlatform'],
|
||||
},
|
||||
{
|
||||
'url': 'http://www.nbcnews.com/feature/dateline-full-episodes/full-episode-family-business-n285156',
|
||||
|
|
@ -168,17 +170,29 @@ class NBCNewsIE(InfoExtractor):
|
|||
'title': 'FULL EPISODE: Family Business',
|
||||
'description': 'md5:757988edbaae9d7be1d585eb5d55cc04',
|
||||
},
|
||||
'skip': 'This page is unavailable.',
|
||||
},
|
||||
{
|
||||
'url': 'http://www.nbcnews.com/nightly-news/video/nightly-news-with-brian-williams-full-broadcast-february-4-394064451844',
|
||||
'md5': 'b5dda8cddd8650baa0dcb616dd2cf60d',
|
||||
'md5': '73135a2e0ef819107bbb55a5a9b2a802',
|
||||
'info_dict': {
|
||||
'id': 'sekXqyTVnmN3',
|
||||
'id': '394064451844',
|
||||
'ext': 'mp4',
|
||||
'title': 'Nightly News with Brian Williams Full Broadcast (February 4)',
|
||||
'description': 'md5:1c10c1eccbe84a26e5debb4381e2d3c5',
|
||||
},
|
||||
},
|
||||
{
|
||||
'url': 'http://www.nbcnews.com/business/autos/volkswagen-11-million-vehicles-could-have-suspect-software-emissions-scandal-n431456',
|
||||
'md5': 'a49e173825e5fcd15c13fc297fced39d',
|
||||
'info_dict': {
|
||||
'id': '529953347624',
|
||||
'ext': 'mp4',
|
||||
'title': 'Volkswagen U.S. Chief: We \'Totally Screwed Up\'',
|
||||
'description': 'md5:d22d1281a24f22ea0880741bb4dd6301',
|
||||
},
|
||||
'expected_warnings': ['http-6000 is not available']
|
||||
},
|
||||
{
|
||||
'url': 'http://www.nbcnews.com/watch/dateline/full-episode--deadly-betrayal-386250819952',
|
||||
'only_matching': True,
|
||||
|
|
@ -202,49 +216,80 @@ def _real_extract(self, url):
|
|||
}
|
||||
else:
|
||||
# "feature" and "nightly-news" pages use theplatform.com
|
||||
title = mobj.group('title')
|
||||
webpage = self._download_webpage(url, title)
|
||||
display_id = mobj.group('display_id')
|
||||
webpage = self._download_webpage(url, display_id)
|
||||
info = None
|
||||
bootstrap_json = self._search_regex(
|
||||
r'var\s+(?:bootstrapJson|playlistData)\s*=\s*({.+});?\s*$',
|
||||
webpage, 'bootstrap json', flags=re.MULTILINE)
|
||||
bootstrap = self._parse_json(bootstrap_json, video_id)
|
||||
info = bootstrap['results'][0]['video']
|
||||
mpxid = info['mpxId']
|
||||
r'(?m)var\s+(?:bootstrapJson|playlistData)\s*=\s*({.+});?\s*$',
|
||||
webpage, 'bootstrap json', default=None)
|
||||
if bootstrap_json:
|
||||
bootstrap = self._parse_json(bootstrap_json, display_id)
|
||||
info = bootstrap['results'][0]['video']
|
||||
else:
|
||||
player_instance_json = self._search_regex(
|
||||
r'videoObj\s*:\s*({.+})', webpage, 'player instance')
|
||||
info = self._parse_json(player_instance_json, display_id)
|
||||
video_id = info['mpxId']
|
||||
title = info['title']
|
||||
|
||||
base_urls = [
|
||||
info['fallbackPlaylistUrl'],
|
||||
info['associatedPlaylistUrl'],
|
||||
]
|
||||
subtitles = {}
|
||||
caption_links = info.get('captionLinks')
|
||||
if caption_links:
|
||||
for (sub_key, sub_ext) in (('smpte-tt', 'ttml'), ('web-vtt', 'vtt'), ('srt', 'srt')):
|
||||
sub_url = caption_links.get(sub_key)
|
||||
if sub_url:
|
||||
subtitles.setdefault('en', []).append({
|
||||
'url': sub_url,
|
||||
'ext': sub_ext,
|
||||
})
|
||||
|
||||
for base_url in base_urls:
|
||||
if not base_url:
|
||||
formats = []
|
||||
for video_asset in info['videoAssets']:
|
||||
video_url = video_asset.get('publicUrl')
|
||||
if not video_url:
|
||||
continue
|
||||
playlist_url = base_url + '?form=MPXNBCNewsAPI'
|
||||
|
||||
try:
|
||||
all_videos = self._download_json(playlist_url, title)
|
||||
except ExtractorError as ee:
|
||||
if isinstance(ee.cause, compat_HTTPError):
|
||||
continue
|
||||
raise
|
||||
|
||||
if not all_videos or 'videos' not in all_videos:
|
||||
container = video_asset.get('format')
|
||||
asset_type = video_asset.get('assetType') or ''
|
||||
if container == 'ISM' or asset_type == 'FireTV-Once':
|
||||
continue
|
||||
|
||||
try:
|
||||
info = next(v for v in all_videos['videos'] if v['mpxId'] == mpxid)
|
||||
break
|
||||
except StopIteration:
|
||||
continue
|
||||
|
||||
if info is None:
|
||||
raise ExtractorError('Could not find video in playlists')
|
||||
elif asset_type == 'OnceURL':
|
||||
tp_formats, tp_subtitles = self._extract_theplatform_smil(
|
||||
video_url, video_id)
|
||||
formats.extend(tp_formats)
|
||||
subtitles = self._merge_subtitles(subtitles, tp_subtitles)
|
||||
else:
|
||||
tbr = int_or_none(video_asset.get('bitRate'), 1000)
|
||||
format_id = 'http%s' % ('-%d' % tbr if tbr else '')
|
||||
video_url = update_url_query(
|
||||
video_url, {'format': 'redirect'})
|
||||
# resolve the url so that we can check availability and detect the correct extension
|
||||
head = self._request_webpage(
|
||||
HEADRequest(video_url), video_id,
|
||||
'Checking %s url' % format_id,
|
||||
'%s is not available' % format_id,
|
||||
fatal=False)
|
||||
if head:
|
||||
video_url = head.geturl()
|
||||
formats.append({
|
||||
'format_id': format_id,
|
||||
'url': video_url,
|
||||
'width': int_or_none(video_asset.get('width')),
|
||||
'height': int_or_none(video_asset.get('height')),
|
||||
'tbr': tbr,
|
||||
'container': video_asset.get('format'),
|
||||
})
|
||||
self._sort_formats(formats)
|
||||
|
||||
return {
|
||||
'_type': 'url',
|
||||
# We get the best quality video
|
||||
'url': info['videoAssets'][-1]['publicUrl'],
|
||||
'ie_key': 'ThePlatform',
|
||||
'id': video_id,
|
||||
'title': title,
|
||||
'description': info.get('description'),
|
||||
'thumbnail': info.get('description'),
|
||||
'thumbnail': info.get('thumbnail'),
|
||||
'duration': int_or_none(info.get('duration')),
|
||||
'timestamp': parse_iso8601(info.get('pubDate')),
|
||||
'formats': formats,
|
||||
'subtitles': subtitles,
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue