mirror of
https://github.com/l1ving/youtube-dl
synced 2024-11-25 11:22:50 +08:00
139 lines
4.8 KiB
Python
139 lines
4.8 KiB
Python
# coding: utf-8
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from __future__ import unicode_literals
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import re
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from .common import InfoExtractor
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from ..compat import compat_urllib_parse
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from ..utils import (
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ExtractorError,
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int_or_none,
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)
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class KalturaIE(InfoExtractor):
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_VALID_URL = r'''(?x)
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(?:kaltura:|
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https?://(:?(?:www|cdnapisec)\.)?kaltura\.com/index\.php/kwidget/(?:[^/]+/)*?wid/_
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)(?P<partner_id>\d+)
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(?::|
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/(?:[^/]+/)*?entry_id/
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)(?P<id>[0-9a-z_]+)'''
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_API_BASE = 'http://cdnapi.kaltura.com/api_v3/index.php?'
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_TESTS = [
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{
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'url': 'kaltura:269692:1_1jc2y3e4',
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'md5': '3adcbdb3dcc02d647539e53f284ba171',
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'info_dict': {
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'id': '1_1jc2y3e4',
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'ext': 'mp4',
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'title': 'Track 4',
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'upload_date': '20131219',
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'uploader_id': 'mlundberg@wolfgangsvault.com',
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'description': 'The Allman Brothers Band, 12/16/1981',
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'thumbnail': 're:^https?://.*/thumbnail/.*',
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'timestamp': int,
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},
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},
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{
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'url': 'http://www.kaltura.com/index.php/kwidget/cache_st/1300318621/wid/_269692/uiconf_id/3873291/entry_id/1_1jc2y3e4',
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'only_matching': True,
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},
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{
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'url': 'https://cdnapisec.kaltura.com/index.php/kwidget/wid/_557781/uiconf_id/22845202/entry_id/1_plr1syf3',
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'only_matching': True,
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},
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]
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def _kaltura_api_call(self, video_id, actions, *args, **kwargs):
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params = actions[0]
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if len(actions) > 1:
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for i, a in enumerate(actions[1:], start=1):
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for k, v in a.items():
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params['%d:%s' % (i, k)] = v
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query = compat_urllib_parse.urlencode(params)
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url = self._API_BASE + query
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data = self._download_json(url, video_id, *args, **kwargs)
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status = data if len(actions) == 1 else data[0]
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if status.get('objectType') == 'KalturaAPIException':
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raise ExtractorError(
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'%s said: %s' % (self.IE_NAME, status['message']))
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return data
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def _get_kaltura_signature(self, video_id, partner_id):
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actions = [{
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'apiVersion': '3.1',
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'expiry': 86400,
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'format': 1,
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'service': 'session',
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'action': 'startWidgetSession',
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'widgetId': '_%s' % partner_id,
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}]
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return self._kaltura_api_call(
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video_id, actions, note='Downloading Kaltura signature')['ks']
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def _get_video_info(self, video_id, partner_id):
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signature = self._get_kaltura_signature(video_id, partner_id)
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actions = [
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{
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'action': 'null',
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'apiVersion': '3.1.5',
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'clientTag': 'kdp:v3.8.5',
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'format': 1, # JSON, 2 = XML, 3 = PHP
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'service': 'multirequest',
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'ks': signature,
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},
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{
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'action': 'get',
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'entryId': video_id,
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'service': 'baseentry',
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'version': '-1',
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},
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{
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'action': 'getContextData',
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'contextDataParams:objectType': 'KalturaEntryContextDataParams',
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'contextDataParams:referrer': 'http://www.kaltura.com/',
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'contextDataParams:streamerType': 'http',
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'entryId': video_id,
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'service': 'baseentry',
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},
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]
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return self._kaltura_api_call(
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video_id, actions, note='Downloading video info JSON')
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def _real_extract(self, url):
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video_id = self._match_id(url)
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mobj = re.match(self._VALID_URL, url)
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partner_id, entry_id = mobj.group('partner_id'), mobj.group('id')
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info, source_data = self._get_video_info(entry_id, partner_id)
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formats = [{
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'format_id': '%(fileExt)s-%(bitrate)s' % f,
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'ext': f['fileExt'],
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'tbr': f['bitrate'],
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'fps': f.get('frameRate'),
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'filesize_approx': int_or_none(f.get('size'), invscale=1024),
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'container': f.get('containerFormat'),
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'vcodec': f.get('videoCodecId'),
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'height': f.get('height'),
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'width': f.get('width'),
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'url': '%s/flavorId/%s' % (info['dataUrl'], f['id']),
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} for f in source_data['flavorAssets']]
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self._sort_formats(formats)
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return {
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'id': video_id,
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'title': info['name'],
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'formats': formats,
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'description': info.get('description'),
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'thumbnail': info.get('thumbnailUrl'),
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'duration': info.get('duration'),
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'timestamp': info.get('createdAt'),
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'uploader_id': info.get('userId'),
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'view_count': info.get('plays'),
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}
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