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Merge branch 'master' of https://github.com/yt-dlp/yt-dlp into ytdlp
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* 'master' of https://github.com/yt-dlp/yt-dlp:
  [kaltura] Support playlists (#4986)
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@Lesmiscore
Lesmiscore committed Nov 4, 2022
2 parents 3777478 + 58fb927 commit 7a3b9fc
Showing 1 changed file with 181 additions and 15 deletions.
196 changes: 181 additions & 15 deletions yt_dlp/extractor/kaltura.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,13 +15,14 @@
unsmuggle_url,
smuggle_url,
traverse_obj,
remove_start
)


class KalturaIE(InfoExtractor):
_VALID_URL = r'''(?x)
(?:
kaltura:(?P<partner_id>\d+):(?P<id>[0-9a-z_]+)|
kaltura:(?P<partner_id>\w+):(?P<id>\w+)(?::(?P<player_type>\w+))?|
https?://
(:?(?:www|cdnapi(?:sec)?)\.)?kaltura\.com(?::\d+)?/
(?:
Expand Down Expand Up @@ -56,6 +57,7 @@ class KalturaIE(InfoExtractor):
'thumbnail': 're:^https?://.*/thumbnail/.*',
'timestamp': int,
},
'skip': 'The access to this service is forbidden since the specified partner is blocked'
},
{
'url': 'http://www.kaltura.com/index.php/kwidget/cache_st/1300318621/wid/_269692/uiconf_id/3873291/entry_id/1_1jc2y3e4',
Expand Down Expand Up @@ -108,6 +110,80 @@ class KalturaIE(InfoExtractor):
# unavailable source format
'url': 'kaltura:513551:1_66x4rg7o',
'only_matching': True,
},
{
# html5lib URL using kwidget player
'url': 'https://cdnapisec.kaltura.com/html5/html5lib/v2.46/mwEmbedFrame.php/p/691292/uiconf_id/20499062/entry_id/0_c076mna6?wid=_691292&iframeembed=true&playerId=kaltura_player_1420508608&entry_id=0_c076mna6&flashvars%5BakamaiHD.loadingPolicy%5D=preInitialize&flashvars%5BakamaiHD.asyncInit%5D=true&flashvars%5BstreamerType%5D=hdnetwork',
'info_dict': {
'id': '0_c076mna6',
'ext': 'mp4',
'title': 'md5:4883e7acbcbf42583a2dddc97dee4855',
'duration': 3608,
'uploader_id': 'commons@swinburne.edu.au',
'timestamp': 1408086874,
'view_count': int,
'upload_date': '20140815',
'thumbnail': 'http://cfvod.kaltura.com/p/691292/sp/69129200/thumbnail/entry_id/0_c076mna6/version/100022',
}
},
{
# html5lib playlist URL using kwidget player
'url': 'https://cdnapisec.kaltura.com/html5/html5lib/v2.89/mwEmbedFrame.php/p/2019031/uiconf_id/40436601?wid=1_4j3m32cv&iframeembed=true&playerId=kaltura_player_&flashvars[playlistAPI.kpl0Id]=1_jovey5nu&flashvars[ks]=&&flashvars[imageDefaultDuration]=30&flashvars[localizationCode]=en&flashvars[leadWithHTML5]=true&flashvars[forceMobileHTML5]=true&flashvars[nextPrevBtn.plugin]=true&flashvars[hotspots.plugin]=true&flashvars[sideBarContainer.plugin]=true&flashvars[sideBarContainer.position]=left&flashvars[sideBarContainer.clickToClose]=true&flashvars[chapters.plugin]=true&flashvars[chapters.layout]=vertical&flashvars[chapters.thumbnailRotator]=false&flashvars[streamSelector.plugin]=true&flashvars[EmbedPlayer.SpinnerTarget]=videoHolder&flashvars[dualScreen.plugin]=true&flashvars[playlistAPI.playlistUrl]=https://canvasgatechtest.kaf.kaltura.com/playlist/details/{playlistAPI.kpl0Id}/categoryid/126428551',
'info_dict': {
'id': '1_jovey5nu',
'title': '00-00 Introduction'
},
'playlist': [
{
'info_dict': {
'id': '1_b1y5hlvx',
'ext': 'mp4',
'title': 'CS7646_00-00 Introductio_Introduction',
'duration': 91,
'thumbnail': 'http://cfvod.kaltura.com/p/2019031/sp/201903100/thumbnail/entry_id/1_b1y5hlvx/version/100001',
'view_count': int,
'timestamp': 1533154447,
'upload_date': '20180801',
'uploader_id': 'djoyner3',
}
}, {
'info_dict': {
'id': '1_jfb7mdpn',
'ext': 'mp4',
'title': 'CS7646_00-00 Introductio_Three parts to the course',
'duration': 63,
'thumbnail': 'http://cfvod.kaltura.com/p/2019031/sp/201903100/thumbnail/entry_id/1_jfb7mdpn/version/100001',
'view_count': int,
'timestamp': 1533154489,
'upload_date': '20180801',
'uploader_id': 'djoyner3',
}
}, {
'info_dict': {
'id': '1_8xflxdp7',
'ext': 'mp4',
'title': 'CS7646_00-00 Introductio_Textbooks',
'duration': 37,
'thumbnail': 'http://cfvod.kaltura.com/p/2019031/sp/201903100/thumbnail/entry_id/1_8xflxdp7/version/100001',
'view_count': int,
'timestamp': 1533154512,
'upload_date': '20180801',
'uploader_id': 'djoyner3',
}
}, {
'info_dict': {
'id': '1_3hqew8kn',
'ext': 'mp4',
'title': 'CS7646_00-00 Introductio_Prerequisites',
'duration': 49,
'thumbnail': 'http://cfvod.kaltura.com/p/2019031/sp/201903100/thumbnail/entry_id/1_3hqew8kn/version/100001',
'view_count': int,
'timestamp': 1533154536,
'upload_date': '20180801',
'uploader_id': 'djoyner3',
}
}
]
}
]

Expand Down Expand Up @@ -187,7 +263,14 @@ def _kaltura_api_call(self, video_id, actions, service_url=None, *args, **kwargs

return data

def _get_video_info(self, video_id, partner_id, service_url=None):
def _get_video_info(self, video_id, partner_id, service_url=None, player_type='html5'):
assert player_type in ('html5', 'kwidget')
if player_type == 'kwidget':
return self._get_video_info_kwidget(video_id, partner_id, service_url)

return self._get_video_info_html5(video_id, partner_id, service_url)

def _get_video_info_html5(self, video_id, partner_id, service_url=None):
actions = [
{
'apiVersion': '3.3.0',
Expand All @@ -200,8 +283,9 @@ def _get_video_info(self, video_id, partner_id, service_url=None):
'expiry': 86400,
'service': 'session',
'action': 'startWidgetSession',
'widgetId': '_%s' % partner_id,
'widgetId': self._build_widget_id(partner_id),
},
# info
{
'action': 'list',
'filter': {'redirectFromEntryId': video_id},
Expand All @@ -212,12 +296,14 @@ def _get_video_info(self, video_id, partner_id, service_url=None):
'fields': 'createdAt,dataUrl,duration,name,plays,thumbnailUrl,userId',
},
},
# flavor_assets
{
'action': 'getbyentryid',
'entryId': video_id,
'service': 'flavorAsset',
'ks': '{1:result:ks}',
},
# captions
{
'action': 'list',
'filter:entryIdEqual': video_id,
Expand All @@ -226,17 +312,85 @@ def _get_video_info(self, video_id, partner_id, service_url=None):
},
]
return self._kaltura_api_call(
video_id, actions, service_url, note='Downloading video info JSON')
video_id, actions, service_url, note='Downloading video info JSON (Kaltura html5 player)')

def _get_video_info_kwidget(self, video_id, partner_id, service_url=None):
actions = [
{
'service': 'multirequest',
'apiVersion': '3.1',
'expiry': 86400,
'clientTag': 'kwidget:v2.89',
'format': 1, # JSON, 2 = XML, 3 = PHP
'ignoreNull': 1,
'action': 'null',
},
# header
{
'expiry': 86400,
'service': 'session',
'action': 'startWidgetSession',
'widgetId': self._build_widget_id(partner_id),
},
# (empty)
{
'expiry': 86400,
'service': 'session',
'action': 'startwidgetsession',
'widgetId': self._build_widget_id(partner_id),
'format': 9,
'apiVersion': '3.1',
'clientTag': 'kwidget:v2.89',
'ignoreNull': 1,
'ks': '{1:result:ks}'
},
# info
{
'action': 'list',
'filter': {'redirectFromEntryId': video_id},
'service': 'baseentry',
'ks': '{1:result:ks}',
'responseProfile': {
'type': 1,
'fields': 'createdAt,dataUrl,duration,name,plays,thumbnailUrl,userId',
},
},
# flavor_assets
{
'action': 'getbyentryid',
'entryId': video_id,
'service': 'flavorAsset',
'ks': '{1:result:ks}',
},
# captions
{
'action': 'list',
'filter:entryIdEqual': video_id,
'service': 'caption_captionasset',
'ks': '{1:result:ks}',
},
]
# second object (representing the second start widget session) is None
header, _, _info, flavor_assets, captions = self._kaltura_api_call(
video_id, actions, service_url, note='Downloading video info JSON (Kaltura kwidget player)')
info = _info['objects'][0]
return header, info, flavor_assets, captions

def _build_widget_id(self, partner_id):
return partner_id if '_' in partner_id else f'_{partner_id}'

IFRAME_PACKAGE_DATA_REGEX = r'window\.kalturaIframePackageData\s*='

def _real_extract(self, url):
url, smuggled_data = unsmuggle_url(url, {})

mobj = self._match_valid_url(url)
partner_id, entry_id = mobj.group('partner_id', 'id')
ks = None
captions = None
partner_id, entry_id, player_type = mobj.group('partner_id', 'id', 'player_type')
ks, captions = None, None
if not player_type:
player_type = 'kwidget' if 'html5lib/v2' in url else 'html5'
if partner_id and entry_id:
_, info, flavor_assets, captions = self._get_video_info(entry_id, partner_id, smuggled_data.get('service_url'))
_, info, flavor_assets, captions = self._get_video_info(entry_id, partner_id, smuggled_data.get('service_url'), player_type=player_type)
else:
path, query = mobj.group('path', 'query')
if not path and not query:
Expand All @@ -248,7 +402,7 @@ def _real_extract(self, url):
splitted_path = path.split('/')
params.update(dict((zip(splitted_path[::2], [[v] for v in splitted_path[1::2]]))))
if 'wid' in params:
partner_id = params['wid'][0][1:]
partner_id = remove_start(params['wid'][0], '_')
elif 'p' in params:
partner_id = params['p'][0]
elif 'partner_id' in params:
Expand All @@ -257,31 +411,43 @@ def _real_extract(self, url):
raise ExtractorError('Invalid URL', expected=True)
if 'entry_id' in params:
entry_id = params['entry_id'][0]
_, info, flavor_assets, captions = self._get_video_info(entry_id, partner_id)
_, info, flavor_assets, captions = self._get_video_info(entry_id, partner_id, player_type=player_type)
elif 'uiconf_id' in params and 'flashvars[referenceId]' in params:
reference_id = params['flashvars[referenceId]'][0]
webpage = self._download_webpage(url, reference_id)
entry_data = self._parse_json(self._search_regex(
r'window\.kalturaIframePackageData\s*=\s*({.*});',
webpage, 'kalturaIframePackageData'),
reference_id)['entryResult']
entry_data = self._search_json(
self.IFRAME_PACKAGE_DATA_REGEX, webpage,
'kalturaIframePackageData', reference_id)['entryResult']
info, flavor_assets = entry_data['meta'], entry_data['contextData']['flavorAssets']
entry_id = info['id']
# Unfortunately, data returned in kalturaIframePackageData lacks
# captions so we will try requesting the complete data using
# regular approach since we now know the entry_id
try:
_, info, flavor_assets, captions = self._get_video_info(
entry_id, partner_id)
entry_id, partner_id, player_type=player_type)
except ExtractorError:
# Regular scenario failed but we already have everything
# extracted apart from captions and can process at least
# with this
pass
elif 'uiconf_id' in params and 'flashvars[playlistAPI.kpl0Id]' in params:
playlist_id = params['flashvars[playlistAPI.kpl0Id]'][0]
webpage = self._download_webpage(url, playlist_id)
playlist_data = self._search_json(
self.IFRAME_PACKAGE_DATA_REGEX, webpage,
'kalturaIframePackageData', playlist_id)['playlistResult']
return self.playlist_from_matches(
traverse_obj(playlist_data, (playlist_id, 'items', ..., 'id')),
playlist_id, traverse_obj(playlist_data, (playlist_id, 'name')),
ie=KalturaIE, getter=lambda x: f'kaltura:{partner_id}:{x}:{player_type}')
else:
raise ExtractorError('Invalid URL', expected=True)
ks = params.get('flashvars[ks]', [None])[0]

return self._per_video_extract(smuggled_data, entry_id, info, ks, flavor_assets, captions)

def _per_video_extract(self, smuggled_data, entry_id, info, ks, flavor_assets, captions):
source_url = smuggled_data.get('source_url')
if source_url:
referrer = base64.b64encode(
Expand Down

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