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213 lines
7.9 KiB
213 lines
7.9 KiB
# coding: utf-8 |
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from __future__ import unicode_literals |
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import re |
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import base64 |
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from .common import InfoExtractor |
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from ..compat import ( |
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compat_urllib_parse_urlencode, |
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compat_urlparse, |
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compat_parse_qs, |
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) |
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from ..utils import ( |
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clean_html, |
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ExtractorError, |
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int_or_none, |
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unsmuggle_url, |
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) |
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class KalturaIE(InfoExtractor): |
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_VALID_URL = r'''(?x) |
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(?: |
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kaltura:(?P<partner_id>\d+):(?P<id>[0-9a-z_]+)| |
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https?:// |
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(:?(?:www|cdnapi(?:sec)?)\.)?kaltura\.com/ |
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(?: |
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(?: |
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# flash player |
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index\.php/kwidget| |
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# html5 player |
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html5/html5lib/[^/]+/mwEmbedFrame\.php |
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) |
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)(?:/(?P<path>[^?]+))?(?:\?(?P<query>.*))? |
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) |
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''' |
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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': 'Straight from the Heart', |
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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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'url': 'https://cdnapisec.kaltura.com/html5/html5lib/v2.30.2/mwEmbedFrame.php/p/1337/uiconf_id/20540612/entry_id/1_sf5ovm7u?wid=_243342', |
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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': 'getbyentryid', |
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'entryId': video_id, |
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'service': 'flavorAsset', |
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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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url, smuggled_data = unsmuggle_url(url, {}) |
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mobj = re.match(self._VALID_URL, url) |
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partner_id, entry_id = mobj.group('partner_id', 'id') |
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ks = None |
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if partner_id and entry_id: |
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info, flavor_assets = self._get_video_info(entry_id, partner_id) |
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else: |
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path, query = mobj.group('path', 'query') |
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if not path and not query: |
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raise ExtractorError('Invalid URL', expected=True) |
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params = {} |
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if query: |
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params = compat_parse_qs(query) |
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if path: |
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splitted_path = path.split('/') |
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params.update(dict((zip(splitted_path[::2], [[v] for v in splitted_path[1::2]])))) |
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if 'wid' in params: |
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partner_id = params['wid'][0][1:] |
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elif 'p' in params: |
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partner_id = params['p'][0] |
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else: |
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raise ExtractorError('Invalid URL', expected=True) |
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if 'entry_id' in params: |
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entry_id = params['entry_id'][0] |
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info, flavor_assets = self._get_video_info(entry_id, partner_id) |
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elif 'uiconf_id' in params and 'flashvars[referenceId]' in params: |
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reference_id = params['flashvars[referenceId]'][0] |
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webpage = self._download_webpage(url, reference_id) |
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entry_data = self._parse_json(self._search_regex( |
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r'window\.kalturaIframePackageData\s*=\s*({.*});', |
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webpage, 'kalturaIframePackageData'), |
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reference_id)['entryResult'] |
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info, flavor_assets = entry_data['meta'], entry_data['contextData']['flavorAssets'] |
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entry_id = info['id'] |
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else: |
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raise ExtractorError('Invalid URL', expected=True) |
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ks = params.get('flashvars[ks]', [None])[0] |
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source_url = smuggled_data.get('source_url') |
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if source_url: |
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referrer = base64.b64encode( |
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'://'.join(compat_urlparse.urlparse(source_url)[:2]) |
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.encode('utf-8')).decode('utf-8') |
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else: |
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referrer = None |
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def sign_url(unsigned_url): |
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if ks: |
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unsigned_url += '/ks/%s' % ks |
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if referrer: |
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unsigned_url += '?referrer=%s' % referrer |
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return unsigned_url |
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formats = [] |
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for f in flavor_assets: |
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# Continue if asset is not ready |
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if f['status'] != 2: |
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continue |
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video_url = sign_url('%s/flavorId/%s' % (info['dataUrl'], f['id'])) |
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formats.append({ |
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'format_id': '%(fileExt)s-%(bitrate)s' % f, |
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'ext': f.get('fileExt'), |
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'tbr': int_or_none(f['bitrate']), |
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'fps': int_or_none(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': int_or_none(f.get('height')), |
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'width': int_or_none(f.get('width')), |
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'url': video_url, |
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}) |
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m3u8_url = sign_url(info['dataUrl'].replace('format/url', 'format/applehttp')) |
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formats.extend(self._extract_m3u8_formats( |
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m3u8_url, entry_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False)) |
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self._check_formats(formats, entry_id) |
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self._sort_formats(formats) |
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return { |
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'id': entry_id, |
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'title': info['name'], |
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'formats': formats, |
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'description': clean_html(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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