mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-11-21 20:46:36 -05:00
[videolecture] add support for multi part videos
This commit is contained in:
remitamine
Sergey M․
parent
cff551c0b0
commit
ee4337d100
1 changed files with 70 additions and 25 deletions
|
|
@ -10,17 +10,19 @@
|
|||
from ..utils import (
|
||||
ExtractorError,
|
||||
parse_duration,
|
||||
js_to_json,
|
||||
parse_iso8601,
|
||||
)
|
||||
|
||||
|
||||
class VideoLecturesNetIE(InfoExtractor):
|
||||
_VALID_URL = r'http://(?:www\.)?videolectures\.net/(?P<id>[^/#?]+)/*(?:[#?].*)?$'
|
||||
_VALID_URL = r'http://(?:www\.)?videolectures\.net/(?P<id>[^/]+)(?:/video/(?P<part>\d+))?'
|
||||
IE_NAME = 'videolectures.net'
|
||||
|
||||
_TESTS = [{
|
||||
'url': 'http://videolectures.net/promogram_igor_mekjavic_eng/',
|
||||
'info_dict': {
|
||||
'id': 'promogram_igor_mekjavic_eng',
|
||||
'id': '20171_part1',
|
||||
'ext': 'mp4',
|
||||
'title': 'Automatics, robotics and biocybernetics',
|
||||
'description': 'md5:815fc1deb6b3a2bff99de2d5325be482',
|
||||
|
|
@ -32,7 +34,7 @@ class VideoLecturesNetIE(InfoExtractor):
|
|||
# video with invalid direct format links (HTTP 403)
|
||||
'url': 'http://videolectures.net/russir2010_filippova_nlp/',
|
||||
'info_dict': {
|
||||
'id': 'russir2010_filippova_nlp',
|
||||
'id': '14891_part1',
|
||||
'ext': 'flv',
|
||||
'title': 'NLP at Google',
|
||||
'description': 'md5:fc7a6d9bf0302d7cc0e53f7ca23747b3',
|
||||
|
|
@ -46,37 +48,80 @@ class VideoLecturesNetIE(InfoExtractor):
|
|||
}, {
|
||||
'url': 'http://videolectures.net/deeplearning2015_montreal/',
|
||||
'info_dict': {
|
||||
'id': 'deeplearning2015_montreal',
|
||||
'id': '23181',
|
||||
'title': 'Deep Learning Summer School, Montreal 2015',
|
||||
'description': 'md5:90121a40cc6926df1bf04dcd8563ed3b',
|
||||
'description': 'md5:0533a85e4bd918df52a01f0e1ebe87b7',
|
||||
'timestamp': 1438560000,
|
||||
},
|
||||
'playlist_count': 30,
|
||||
}, {
|
||||
# multi part lecture
|
||||
'url': 'http://videolectures.net/mlss09uk_bishop_ibi/',
|
||||
'info_dict': {
|
||||
'id': '9737',
|
||||
'title': 'Introduction To Bayesian Inference',
|
||||
'timestamp': 1251622800,
|
||||
},
|
||||
'playlist': [{
|
||||
'info_dict': {
|
||||
'id': '9737_part1',
|
||||
'ext': 'wmv',
|
||||
'title': 'Introduction To Bayesian Inference',
|
||||
},
|
||||
}, {
|
||||
'info_dict': {
|
||||
'id': '9737_part2',
|
||||
'ext': 'wmv',
|
||||
'title': 'Introduction To Bayesian Inference',
|
||||
},
|
||||
}],
|
||||
'playlist_count': 2,
|
||||
}]
|
||||
|
||||
def _real_extract(self, url):
|
||||
video_id = self._match_id(url)
|
||||
lecture_slug, part = re.match(self._VALID_URL, url).groups()
|
||||
|
||||
smil_url = 'http://videolectures.net/%s/video/1/smil.xml' % video_id
|
||||
webpage = self._download_webpage(url, lecture_slug)
|
||||
|
||||
try:
|
||||
smil = self._download_smil(smil_url, video_id)
|
||||
except ExtractorError as e:
|
||||
if isinstance(e.cause, compat_HTTPError) and e.cause.code == 404:
|
||||
# Probably a playlist
|
||||
webpage = self._download_webpage(url, video_id)
|
||||
entries = [
|
||||
self.url_result(compat_urlparse.urljoin(url, video_url), 'VideoLecturesNet')
|
||||
for _, video_url in re.findall(r'<a[^>]+href=(["\'])(.+?)\1[^>]+id=["\']lec=\d+', webpage)]
|
||||
playlist_title = self._html_search_meta('title', webpage, 'title', fatal=True)
|
||||
playlist_description = self._html_search_meta('description', webpage, 'description')
|
||||
return self.playlist_result(entries, video_id, playlist_title, playlist_description)
|
||||
cfg = self._parse_json(self._search_regex(r'cfg\s*:\s*({[^}]+})', webpage, 'cfg'), lecture_slug, js_to_json)
|
||||
|
||||
info = self._parse_smil(smil, smil_url, video_id)
|
||||
lecture_id = str(cfg['obj_id'])
|
||||
|
||||
info['id'] = video_id
|
||||
lecture_data = self._download_json('%s/site/api/lecture/%s?format=json' % (self._proto_relative_url(cfg['livepipe'], 'http:'), lecture_id), lecture_id)['lecture'][0]
|
||||
|
||||
switch = smil.find('.//switch')
|
||||
if switch is not None:
|
||||
info['duration'] = parse_duration(switch.attrib.get('dur'))
|
||||
lecture_info = {
|
||||
'id': lecture_id,
|
||||
'display_id': lecture_slug,
|
||||
'title': lecture_data['title'],
|
||||
'timestamp': parse_iso8601(lecture_data.get('time')),
|
||||
'description': lecture_data.get('description_wiki'),
|
||||
'thumbnail': lecture_data.get('thumb'),
|
||||
}
|
||||
|
||||
return info
|
||||
entries = []
|
||||
parts = cfg.get('videos')
|
||||
if parts:
|
||||
if len(parts) == 1:
|
||||
part = str(parts[0])
|
||||
if part:
|
||||
smil_url = 'http://videolectures.net/%s/video/%s/smil.xml' % (lecture_slug, part)
|
||||
smil = self._download_smil(smil_url, lecture_id)
|
||||
info = self._parse_smil(smil, smil_url, lecture_id)
|
||||
info['id'] = '%s_part%s' % (lecture_id, part)
|
||||
switch = smil.find('.//switch')
|
||||
if switch is not None:
|
||||
info['duration'] = parse_duration(switch.attrib.get('dur'))
|
||||
return info
|
||||
else:
|
||||
for part in parts:
|
||||
entries.append(self.url_result('http://videolectures.net/%s/video/%s' % (lecture_slug, part), 'VideoLecturesNet'))
|
||||
lecture_info['_type'] = 'multi_video'
|
||||
else:
|
||||
# Probably a playlist
|
||||
entries = [
|
||||
self.url_result(compat_urlparse.urljoin(url, video_url), 'VideoLecturesNet')
|
||||
for _, video_url in re.findall(r'<a[^>]+href=(["\'])(.+?)\1[^>]+id=["\']lec=\d+', webpage)]
|
||||
lecture_info['_type'] = 'playlist'
|
||||
|
||||
lecture_info['entries'] = entries
|
||||
return lecture_info
|
||||
|
|
|
|||
Loading…
Reference in a new issue