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yt-dlp/youtube_dl/extractor/limelight.py

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Python
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# coding: utf-8
from __future__ import unicode_literals
import re
from .common import InfoExtractor
from ..compat import compat_HTTPError
from ..utils import (
determine_ext,
float_or_none,
int_or_none,
smuggle_url,
unsmuggle_url,
ExtractorError,
)
class LimelightBaseIE(InfoExtractor):
_PLAYLIST_SERVICE_URL = 'http://production-ps.lvp.llnw.net/r/PlaylistService/%s/%s/%s'
_API_URL = 'http://api.video.limelight.com/rest/organizations/%s/%s/%s/%s.json'
@classmethod
def _extract_urls(cls, webpage, source_url):
lm = {
'Media': 'media',
'Channel': 'channel',
'ChannelList': 'channel_list',
}
def smuggle(url):
return smuggle_url(url, {'source_url': source_url})
entries = []
for kind, video_id in re.findall(
r'LimelightPlayer\.doLoad(Media|Channel|ChannelList)\(["\'](?P<id>[a-z0-9]{32})',
webpage):
entries.append(cls.url_result(
smuggle('limelight:%s:%s' % (lm[kind], video_id)),
'Limelight%s' % kind, video_id))
for mobj in re.finditer(
# As per [1] class attribute should be exactly equal to
# LimelightEmbeddedPlayerFlash but numerous examples seen
# that don't exactly match it (e.g. [2]).
# 1. http://support.3playmedia.com/hc/en-us/articles/227732408-Limelight-Embedding-the-Captions-Plugin-with-the-Limelight-Player-on-Your-Webpage
# 2. http://www.sedona.com/FacilitatorTraining2017
r'''(?sx)
<object[^>]+class=(["\'])(?:(?!\1).)*\bLimelightEmbeddedPlayerFlash\b(?:(?!\1).)*\1[^>]*>.*?
<param[^>]+
name=(["\'])flashVars\2[^>]+
value=(["\'])(?:(?!\3).)*(?P<kind>media|channel(?:List)?)Id=(?P<id>[a-z0-9]{32})
''', webpage):
kind, video_id = mobj.group('kind'), mobj.group('id')
entries.append(cls.url_result(
smuggle('limelight:%s:%s' % (kind, video_id)),
'Limelight%s' % kind.capitalize(), video_id))
# http://support.3playmedia.com/hc/en-us/articles/115009517327-Limelight-Embedding-the-Audio-Description-Plugin-with-the-Limelight-Player-on-Your-Web-Page)
for video_id in re.findall(
r'(?s)LimelightPlayerUtil\.embed\s*\(\s*{.*?\bmediaId["\']\s*:\s*["\'](?P<id>[a-z0-9]{32})',
webpage):
entries.append(cls.url_result(
smuggle('limelight:media:%s' % video_id),
LimelightMediaIE.ie_key(), video_id))
return entries
def _call_playlist_service(self, item_id, method, fatal=True, referer=None):
headers = {}
if referer:
headers['Referer'] = referer
try:
return self._download_json(
self._PLAYLIST_SERVICE_URL % (self._PLAYLIST_SERVICE_PATH, item_id, method),
item_id, 'Downloading PlaylistService %s JSON' % method, fatal=fatal, headers=headers)
except ExtractorError as e:
if isinstance(e.cause, compat_HTTPError) and e.cause.code == 403:
error = self._parse_json(e.cause.read().decode(), item_id)['detail']['contentAccessPermission']
if error == 'CountryDisabled':
self.raise_geo_restricted()
raise ExtractorError(error, expected=True)
raise
def _call_api(self, organization_id, item_id, method):
return self._download_json(
self._API_URL % (organization_id, self._API_PATH, item_id, method),
item_id, 'Downloading API %s JSON' % method)
def _extract(self, item_id, pc_method, mobile_method, meta_method, referer=None):
pc = self._call_playlist_service(item_id, pc_method, referer=referer)
metadata = self._call_api(pc['orgId'], item_id, meta_method)
mobile = self._call_playlist_service(item_id, mobile_method, fatal=False, referer=referer)
return pc, mobile, metadata
def _extract_info(self, streams, mobile_urls, properties):
video_id = properties['media_id']
formats = []
urls = []
for stream in streams:
stream_url = stream.get('url')
if not stream_url or stream.get('drmProtected') or stream_url in urls:
continue
urls.append(stream_url)
ext = determine_ext(stream_url)
if ext == 'f4m':
formats.extend(self._extract_f4m_formats(
stream_url, video_id, f4m_id='hds', fatal=False))
else:
fmt = {
'url': stream_url,
'abr': float_or_none(stream.get('audioBitRate')),
'fps': float_or_none(stream.get('videoFrameRate')),
'ext': ext,
}
width = int_or_none(stream.get('videoWidthInPixels'))
height = int_or_none(stream.get('videoHeightInPixels'))
vbr = float_or_none(stream.get('videoBitRate'))
if width or height or vbr:
fmt.update({
'width': width,
'height': height,
'vbr': vbr,
})
else:
fmt['vcodec'] = 'none'
rtmp = re.search(r'^(?P<url>rtmpe?://(?P<host>[^/]+)/(?P<app>.+))/(?P<playpath>mp[34]:.+)$', stream_url)
if rtmp:
format_id = 'rtmp'
if stream.get('videoBitRate'):
format_id += '-%d' % int_or_none(stream['videoBitRate'])
http_format_id = format_id.replace('rtmp', 'http')
CDN_HOSTS = (
('delvenetworks.com', 'cpl.delvenetworks.com'),
('video.llnw.net', 's2.content.video.llnw.net'),
)
for cdn_host, http_host in CDN_HOSTS:
if cdn_host not in rtmp.group('host').lower():
continue
http_url = 'http://%s/%s' % (http_host, rtmp.group('playpath')[4:])
urls.append(http_url)
if self._is_valid_url(http_url, video_id, http_format_id):
http_fmt = fmt.copy()
http_fmt.update({
'url': http_url,
'format_id': http_format_id,
})
formats.append(http_fmt)
break
fmt.update({
'url': rtmp.group('url'),
'play_path': rtmp.group('playpath'),
'app': rtmp.group('app'),
'ext': 'flv',
'format_id': format_id,
})
formats.append(fmt)
for mobile_url in mobile_urls:
media_url = mobile_url.get('mobileUrl')
format_id = mobile_url.get('targetMediaPlatform')
if not media_url or format_id in ('Widevine', 'SmoothStreaming') or media_url in urls:
continue
urls.append(media_url)
ext = determine_ext(media_url)
if ext == 'm3u8':
formats.extend(self._extract_m3u8_formats(
media_url, video_id, 'mp4', 'm3u8_native',
m3u8_id=format_id, fatal=False))
elif ext == 'f4m':
formats.extend(self._extract_f4m_formats(
stream_url, video_id, f4m_id=format_id, fatal=False))
else:
formats.append({
'url': media_url,
'format_id': format_id,
'preference': -1,
'ext': ext,
})
self._sort_formats(formats)
title = properties['title']
description = properties.get('description')
timestamp = int_or_none(properties.get('publish_date') or properties.get('create_date'))
duration = float_or_none(properties.get('duration_in_milliseconds'), 1000)
filesize = int_or_none(properties.get('total_storage_in_bytes'))
categories = [properties.get('category')]
tags = properties.get('tags', [])
thumbnails = [{
'url': thumbnail['url'],
'width': int_or_none(thumbnail.get('width')),
'height': int_or_none(thumbnail.get('height')),
} for thumbnail in properties.get('thumbnails', []) if thumbnail.get('url')]
subtitles = {}
for caption in properties.get('captions', []):
lang = caption.get('language_code')
subtitles_url = caption.get('url')
if lang and subtitles_url:
subtitles.setdefault(lang, []).append({
'url': subtitles_url,
})
closed_captions_url = properties.get('closed_captions_url')
if closed_captions_url:
subtitles.setdefault('en', []).append({
'url': closed_captions_url,
'ext': 'ttml',
})
return {
'id': video_id,
'title': title,
'description': description,
'formats': formats,
'timestamp': timestamp,
'duration': duration,
'filesize': filesize,
'categories': categories,
'tags': tags,
'thumbnails': thumbnails,
'subtitles': subtitles,
}
class LimelightMediaIE(LimelightBaseIE):
IE_NAME = 'limelight'
_VALID_URL = r'''(?x)
(?:
limelight:media:|
https?://
(?:
link\.videoplatform\.limelight\.com/media/|
assets\.delvenetworks\.com/player/loader\.swf
)
\?.*?\bmediaId=
)
(?P<id>[a-z0-9]{32})
'''
_TESTS = [{
'url': 'http://link.videoplatform.limelight.com/media/?mediaId=3ffd040b522b4485b6d84effc750cd86',
'info_dict': {
'id': '3ffd040b522b4485b6d84effc750cd86',
'ext': 'mp4',
'title': 'HaP and the HB Prince Trailer',
'description': 'md5:8005b944181778e313d95c1237ddb640',
'thumbnail': r're:^https?://.*\.jpeg$',
'duration': 144.23,
'timestamp': 1244136834,
'upload_date': '20090604',
},
'params': {
# m3u8 download
'skip_download': True,
},
}, {
# video with subtitles
'url': 'limelight:media:a3e00274d4564ec4a9b29b9466432335',
'md5': '2fa3bad9ac321e23860ca23bc2c69e3d',
'info_dict': {
'id': 'a3e00274d4564ec4a9b29b9466432335',
'ext': 'mp4',
'title': '3Play Media Overview Video',
'thumbnail': r're:^https?://.*\.jpeg$',
'duration': 78.101,
'timestamp': 1338929955,
'upload_date': '20120605',
'subtitles': 'mincount:9',
},
}, {
'url': 'https://assets.delvenetworks.com/player/loader.swf?mediaId=8018a574f08d416e95ceaccae4ba0452',
'only_matching': True,
}]
_PLAYLIST_SERVICE_PATH = 'media'
_API_PATH = 'media'
def _real_extract(self, url):
url, smuggled_data = unsmuggle_url(url, {})
video_id = self._match_id(url)
self._initialize_geo_bypass(smuggled_data.get('geo_countries'))
pc, mobile, metadata = self._extract(
video_id, 'getPlaylistByMediaId',
'getMobilePlaylistByMediaId', 'properties',
smuggled_data.get('source_url'))
return self._extract_info(
pc['playlistItems'][0].get('streams', []),
mobile['mediaList'][0].get('mobileUrls', []) if mobile else [],
metadata)
class LimelightChannelIE(LimelightBaseIE):
IE_NAME = 'limelight:channel'
_VALID_URL = r'''(?x)
(?:
limelight:channel:|
https?://
(?:
link\.videoplatform\.limelight\.com/media/|
assets\.delvenetworks\.com/player/loader\.swf
)
\?.*?\bchannelId=
)
(?P<id>[a-z0-9]{32})
'''
_TESTS = [{
'url': 'http://link.videoplatform.limelight.com/media/?channelId=ab6a524c379342f9b23642917020c082',
'info_dict': {
'id': 'ab6a524c379342f9b23642917020c082',
'title': 'Javascript Sample Code',
},
'playlist_mincount': 3,
}, {
'url': 'http://assets.delvenetworks.com/player/loader.swf?channelId=ab6a524c379342f9b23642917020c082',
'only_matching': True,
}]
_PLAYLIST_SERVICE_PATH = 'channel'
_API_PATH = 'channels'
def _real_extract(self, url):
url, smuggled_data = unsmuggle_url(url, {})
channel_id = self._match_id(url)
pc, mobile, medias = self._extract(
channel_id, 'getPlaylistByChannelId',
'getMobilePlaylistWithNItemsByChannelId?begin=0&count=-1',
'media', smuggled_data.get('source_url'))
entries = [
self._extract_info(
pc['playlistItems'][i].get('streams', []),
mobile['mediaList'][i].get('mobileUrls', []) if mobile else [],
medias['media_list'][i])
for i in range(len(medias['media_list']))]
return self.playlist_result(entries, channel_id, pc['title'])
class LimelightChannelListIE(LimelightBaseIE):
IE_NAME = 'limelight:channel_list'
_VALID_URL = r'''(?x)
(?:
limelight:channel_list:|
https?://
(?:
link\.videoplatform\.limelight\.com/media/|
assets\.delvenetworks\.com/player/loader\.swf
)
\?.*?\bchannelListId=
)
(?P<id>[a-z0-9]{32})
'''
_TESTS = [{
'url': 'http://link.videoplatform.limelight.com/media/?channelListId=301b117890c4465c8179ede21fd92e2b',
'info_dict': {
'id': '301b117890c4465c8179ede21fd92e2b',
'title': 'Website - Hero Player',
},
'playlist_mincount': 2,
}, {
'url': 'https://assets.delvenetworks.com/player/loader.swf?channelListId=301b117890c4465c8179ede21fd92e2b',
'only_matching': True,
}]
_PLAYLIST_SERVICE_PATH = 'channel_list'
def _real_extract(self, url):
channel_list_id = self._match_id(url)
channel_list = self._call_playlist_service(channel_list_id, 'getMobileChannelListById')
entries = [
self.url_result('limelight:channel:%s' % channel['id'], 'LimelightChannel')
for channel in channel_list['channelList']]
return self.playlist_result(entries, channel_list_id, channel_list['title'])
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