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[extractor/npr] Implement e50c3500b4 differently 

Closes #4141
This commit is contained in:
pukkandan 2022-06-23 01:42:39 +05:30
parent 28163422a6
commit 0c36dc00d7
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GPG Key ID: 7EEE9E1E817D0A39
2 changed files with 25 additions and 33 deletions
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42
yt_dlp/extractor/common.py
View File

@ -1392,27 +1392,25 @@ class InfoExtractor:
return self._html_search_meta('twitter:player', html,
'twitter card player')
def _search_json_ld(self, html, video_id, expected_type=None, **kwargs):
json_ld_list = list(re.finditer(JSON_LD_RE, html))
default = kwargs.get('default', NO_DEFAULT)
# JSON-LD may be malformed and thus `fatal` should be respected.
# At the same time `default` may be passed that assumes `fatal=False`
# for _search_regex. Let's simulate the same behavior here as well.
fatal = kwargs.get('fatal', True) if default is NO_DEFAULT else False
json_ld = []
for mobj in json_ld_list:
json_ld_item = self._parse_json(
mobj.group('json_ld'), video_id, fatal=fatal)
if not json_ld_item:
continue
if isinstance(json_ld_item, dict):
json_ld.append(json_ld_item)
elif isinstance(json_ld_item, (list, tuple)):
json_ld.extend(json_ld_item)
if json_ld:
json_ld = self._json_ld(json_ld, video_id, fatal=fatal, expected_type=expected_type)
if json_ld:
return json_ld
def _yield_json_ld(self, html, video_id, *, fatal=True, default=NO_DEFAULT):
"""Yield all json ld objects in the html"""
if default is not NO_DEFAULT:
fatal = False
for mobj in re.finditer(JSON_LD_RE, html):
json_ld_item = self._parse_json(mobj.group('json_ld'), video_id, fatal=fatal)
for json_ld in variadic(json_ld_item):
if isinstance(json_ld, dict):
yield json_ld
def _search_json_ld(self, html, video_id, expected_type=None, *, fatal=True, default=NO_DEFAULT):
"""Search for a video in any json ld in the html"""
if default is not NO_DEFAULT:
fatal = False
info = self._json_ld(
list(self._yield_json_ld(html, video_id, fatal=fatal, default=default)),
video_id, fatal=fatal, expected_type=expected_type)
if info:
return info
if default is not NO_DEFAULT:
return default
elif fatal:
@ -1500,7 +1498,7 @@ class InfoExtractor:
assert is_type(e, 'VideoObject')
author = e.get('author')
info.update({
'url': traverse_obj(e, 'contentUrl', 'embedUrl', expected_type=url_or_none),
'url': url_or_none(e.get('contentUrl')),
'title': unescapeHTML(e.get('name')),
'description': unescapeHTML(e.get('description')),
'thumbnails': [{'url': url}

16
yt_dlp/extractor/npr.py
View File

@ -1,9 +1,5 @@
from .common import InfoExtractor
from ..utils import (
int_or_none,
qualities,
url_or_none,
)
from ..utils import int_or_none, qualities, traverse_obj, url_or_none
class NprIE(InfoExtractor):
@ -74,10 +70,6 @@ class NprIE(InfoExtractor):
})['list']['story'][0]
playlist_title = story.get('title', {}).get('$text')
# Fetch the JSON-LD from the npr page.
json_ld = self._search_json_ld(
self._download_webpage(url, playlist_id), playlist_id, 'NewsArticle', fatal=False)
KNOWN_FORMATS = ('threegp', 'm3u8', 'smil', 'mp4', 'mp3')
quality = qualities(KNOWN_FORMATS)
@ -124,8 +116,10 @@ class NprIE(InfoExtractor):
stream_url, stream_id, 'mp4', 'm3u8_native',
m3u8_id='hls', fatal=False))
if not formats and json_ld.get('url'):
formats.extend(self._extract_m3u8_formats(json_ld['url'], media_id, 'mp4', m3u8_id='hls', fatal=False))
if not formats:
raw_json_ld = self._yield_json_ld(self._download_webpage(url, playlist_id), playlist_id, fatal=False)
m3u8_url = traverse_obj(list(raw_json_ld), (..., 'subjectOf', ..., 'embedUrl'), get_all=False)
formats = self._extract_m3u8_formats(m3u8_url, media_id, 'mp4', m3u8_id='hls', fatal=False)
self._sort_formats(formats)