mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-11-28 22:48:16 +01:00
85 lines
2.6 KiB
Python
85 lines
2.6 KiB
Python
# coding: utf-8
|
|
from __future__ import unicode_literals
|
|
|
|
from .common import InfoExtractor
|
|
|
|
from ..utils import (
|
|
determine_ext,
|
|
float_or_none,
|
|
int_or_none,
|
|
)
|
|
|
|
|
|
class LibraryOfCongressIE(InfoExtractor):
|
|
IE_NAME = 'loc'
|
|
IE_DESC = 'Library of Congress'
|
|
_VALID_URL = r'https?://(?:www\.)?loc\.gov/item/(?P<id>[0-9]+)'
|
|
_TEST = {
|
|
'url': 'http://loc.gov/item/90716351/',
|
|
'md5': '353917ff7f0255aa6d4b80a034833de8',
|
|
'info_dict': {
|
|
'id': '90716351',
|
|
'ext': 'mp4',
|
|
'title': "Pa's trip to Mars",
|
|
'thumbnail': 're:^https?://.*\.jpg$',
|
|
'duration': 0,
|
|
'view_count': int,
|
|
},
|
|
}
|
|
|
|
def _real_extract(self, url):
|
|
video_id = self._match_id(url)
|
|
webpage = self._download_webpage(url, video_id)
|
|
|
|
media_id = self._search_regex(
|
|
(r'id=(["\'])media-player-(?P<id>.+?)\1',
|
|
r'<video[^>]+id=(["\'])uuid-(?P<id>.+?)\1',
|
|
r'<video[^>]+data-uuid=(["\'])(?P<id>.+?)\1'),
|
|
webpage, 'media id', group='id')
|
|
|
|
data = self._parse_json(
|
|
self._download_webpage(
|
|
'https://media.loc.gov/services/v1/media?id=%s&context=json' % media_id,
|
|
video_id),
|
|
video_id)['mediaObject']
|
|
|
|
derivative = data['derivatives'][0]
|
|
media_url = derivative['derivativeUrl']
|
|
|
|
# Following algorithm was extracted from setAVSource js function
|
|
# found in webpage
|
|
media_url = media_url.replace('rtmp', 'https')
|
|
|
|
is_video = data.get('mediaType', 'v').lower() == 'v'
|
|
ext = determine_ext(media_url)
|
|
if ext not in ('mp4', 'mp3'):
|
|
media_url += '.mp4' if is_video else '.mp3'
|
|
|
|
if 'vod/mp4:' in media_url:
|
|
formats = [{
|
|
'url': media_url.replace('vod/mp4:', 'hls-vod/media/') + '.m3u8',
|
|
'format_id': 'hls',
|
|
'ext': 'mp4',
|
|
'protocol': 'm3u8_native',
|
|
}]
|
|
elif 'vod/mp3:' in media_url:
|
|
formats = [{
|
|
'url': media_url.replace('vod/mp3:', ''),
|
|
'vcodec': 'none',
|
|
}]
|
|
|
|
self._sort_formats(formats)
|
|
|
|
title = derivative.get('shortName') or data.get('shortName') or self._og_search_title(webpage)
|
|
duration = float_or_none(data.get('duration'))
|
|
view_count = int_or_none(data.get('viewCount'))
|
|
|
|
return {
|
|
'id': video_id,
|
|
'title': title,
|
|
'thumbnail': self._og_search_thumbnail(webpage),
|
|
'duration': duration,
|
|
'view_count': view_count,
|
|
'formats': formats,
|
|
}
|