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# coding: utf-8
from __future__ import unicode_literals
import re
import base64
from .common import InfoExtractor
from ..compat import (
compat_urllib_parse,
compat_urlparse,
)
from ..utils import (
ExtractorError,
int_or_none,
unsmuggle_url,
)
class KalturaIE(InfoExtractor):
_VALID_URL = r'''(?x)
(?:
kaltura:(?P<partner_id_s>\d+):(?P<id_s>[0-9a-z_]+)|
https?://
(:?(?:www|cdnapi(?:sec)?)\.)?kaltura\.com/
(?:
(?:
# flash player
index\.php/kwidget/
(?:[^/]+/)*?wid/_(?P<partner_id>\d+)/
(?:[^/]+/)*?entry_id/(?P<id>[0-9a-z_]+)|
# html5 player
html5/html5lib/
(?:[^/]+/)*?entry_id/(?P<id_html5>[0-9a-z_]+)
.*\?.*\bwid=_(?P<partner_id_html5>\d+)
)
)
)
'''
_API_BASE = 'http://cdnapi.kaltura.com/api_v3/index.php?'
_TESTS = [
{
'url': 'kaltura:269692:1_1jc2y3e4',
'md5': '3adcbdb3dcc02d647539e53f284ba171',
'info_dict': {
'id': '1_1jc2y3e4',
'ext': 'mp4',
'title': 'Track 4',
'upload_date': '20131219',
'uploader_id': 'mlundberg@wolfgangsvault.com',
'description': 'The Allman Brothers Band, 12/16/1981',
'thumbnail': 're:^https?://.*/thumbnail/.*',
'timestamp': int,
},
},
{
'url': 'http://www.kaltura.com/index.php/kwidget/cache_st/1300318621/wid/_269692/uiconf_id/3873291/entry_id/1_1jc2y3e4',
'only_matching': True,
},
{
'url': 'https://cdnapisec.kaltura.com/index.php/kwidget/wid/_557781/uiconf_id/22845202/entry_id/1_plr1syf3',
'only_matching': True,
},
{
'url': 'https://cdnapisec.kaltura.com/html5/html5lib/v2.30.2/mwEmbedFrame.php/p/1337/uiconf_id/20540612/entry_id/1_sf5ovm7u?wid=_243342',
'only_matching': True,
}
]
def _kaltura_api_call(self, video_id, actions, *args, **kwargs):
params = actions[0]
if len(actions) > 1:
for i, a in enumerate(actions[1:], start=1):
for k, v in a.items():
params['%d:%s' % (i, k)] = v
query = compat_urllib_parse.urlencode(params)
url = self._API_BASE + query
data = self._download_json(url, video_id, *args, **kwargs)
status = data if len(actions) == 1 else data[0]
if status.get('objectType') == 'KalturaAPIException':
raise ExtractorError(
'%s said: %s' % (self.IE_NAME, status['message']))
return data
def _get_kaltura_signature(self, video_id, partner_id):
actions = [{
'apiVersion': '3.1',
'expiry': 86400,
'format': 1,
'service': 'session',
'action': 'startWidgetSession',
'widgetId': '_%s' % partner_id,
}]
return self._kaltura_api_call(
video_id, actions, note='Downloading Kaltura signature')['ks']
def _get_video_info(self, video_id, partner_id):
signature = self._get_kaltura_signature(video_id, partner_id)
actions = [
{
'action': 'null',
'apiVersion': '3.1.5',
'clientTag': 'kdp:v3.8.5',
'format': 1, # JSON, 2 = XML, 3 = PHP
'service': 'multirequest',
'ks': signature,
},
{
'action': 'get',
'entryId': video_id,
'service': 'baseentry',
'version': '-1',
},
{
'action': 'getContextData',
'contextDataParams:objectType': 'KalturaEntryContextDataParams',
'contextDataParams:referrer': 'http://www.kaltura.com/',
'contextDataParams:streamerType': 'http',
'entryId': video_id,
'service': 'baseentry',
},
]
return self._kaltura_api_call(
video_id, actions, note='Downloading video info JSON')
def _real_extract(self, url):
url, smuggled_data = unsmuggle_url(url, {})
mobj = re.match(self._VALID_URL, url)
partner_id = mobj.group('partner_id_s') or mobj.group('partner_id') or mobj.group('partner_id_html5')
entry_id = mobj.group('id_s') or mobj.group('id') or mobj.group('id_html5')
info, source_data = self._get_video_info(entry_id, partner_id)
source_url = smuggled_data.get('source_url')
if source_url:
referrer = base64.b64encode(
'://'.join(compat_urlparse.urlparse(source_url)[:2])
.encode('utf-8')).decode('utf-8')
else:
referrer = None
formats = []
for f in source_data['flavorAssets']:
video_url = '%s/flavorId/%s' % (info['dataUrl'], f['id'])
if referrer:
video_url += '?referrer=%s' % referrer
formats.append({
'format_id': '%(fileExt)s-%(bitrate)s' % f,
'ext': f.get('fileExt'),
'tbr': int_or_none(f['bitrate']),
'fps': int_or_none(f.get('frameRate')),
'filesize_approx': int_or_none(f.get('size'), invscale=1024),
'container': f.get('containerFormat'),
'vcodec': f.get('videoCodecId'),
'height': int_or_none(f.get('height')),
'width': int_or_none(f.get('width')),
'url': video_url,
})
self._check_formats(formats, entry_id)
self._sort_formats(formats)
return {
'id': entry_id,
'title': info['name'],
'formats': formats,
'description': info.get('description'),
'thumbnail': info.get('thumbnailUrl'),
'duration': info.get('duration'),
'timestamp': info.get('createdAt'),
'uploader_id': info.get('userId'),
'view_count': info.get('plays'),
}
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