]> Raphaël G. Git Repositories - youtubedl/blobdiff - youtube_dl/extractor/brightcove.py
debian/patches: Remove unneeded patches.
[youtubedl] / youtube_dl / extractor / brightcove.py
index f85acbb5db3dcb8e68b1e6e19f4eb91095fa6cfd..aeb22be168402fd4e7e134c164339db74f95a0f8 100644 (file)
+# encoding: utf-8
+from __future__ import unicode_literals
+
 import re
 import json
 
 from .common import InfoExtractor
+from ..compat import (
+    compat_etree_fromstring,
+    compat_parse_qs,
+    compat_str,
+    compat_urllib_parse_urlparse,
+    compat_urlparse,
+    compat_xml_parse_error,
+    compat_HTTPError,
+)
+from ..utils import (
+    determine_ext,
+    ExtractorError,
+    find_xpath_attr,
+    fix_xml_ampersands,
+    float_or_none,
+    js_to_json,
+    int_or_none,
+    parse_iso8601,
+    unescapeHTML,
+    unsmuggle_url,
+    update_url_query,
+    clean_html,
+    mimetype2ext,
+)
+
+
+class BrightcoveLegacyIE(InfoExtractor):
+    IE_NAME = 'brightcove:legacy'
+    _VALID_URL = r'(?:https?://.*brightcove\.com/(services|viewer).*?\?|brightcove:)(?P<query>.*)'
+    _FEDERATED_URL = 'http://c.brightcove.com/services/viewer/htmlFederated'
+
+    _TESTS = [
+        {
+            # From http://www.8tv.cat/8aldia/videos/xavier-sala-i-martin-aquesta-tarda-a-8-al-dia/
+            'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=1654948606001&flashID=myExperience&%40videoPlayer=2371591881001',
+            'md5': '5423e113865d26e40624dce2e4b45d95',
+            'note': 'Test Brightcove downloads and detection in GenericIE',
+            'info_dict': {
+                'id': '2371591881001',
+                'ext': 'mp4',
+                'title': 'Xavier Sala i Martín: “Un banc que no presta és un banc zombi que no serveix per a res”',
+                'uploader': '8TV',
+                'description': 'md5:a950cc4285c43e44d763d036710cd9cd',
+                'timestamp': 1368213670,
+                'upload_date': '20130510',
+                'uploader_id': '1589608506001',
+            }
+        },
+        {
+            # From http://medianetwork.oracle.com/video/player/1785452137001
+            'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=1217746023001&flashID=myPlayer&%40videoPlayer=1785452137001',
+            'info_dict': {
+                'id': '1785452137001',
+                'ext': 'flv',
+                'title': 'JVMLS 2012: Arrays 2.0 - Opportunities and Challenges',
+                'description': 'John Rose speaks at the JVM Language Summit, August 1, 2012.',
+                'uploader': 'Oracle',
+                'timestamp': 1344975024,
+                'upload_date': '20120814',
+                'uploader_id': '1460825906',
+            },
+        },
+        {
+            # From http://mashable.com/2013/10/26/thermoelectric-bracelet-lets-you-control-your-body-temperature/
+            'url': 'http://c.brightcove.com/services/viewer/federated_f9?&playerID=1265504713001&publisherID=AQ%7E%7E%2CAAABBzUwv1E%7E%2CxP-xFHVUstiMFlNYfvF4G9yFnNaqCw_9&videoID=2750934548001',
+            'info_dict': {
+                'id': '2750934548001',
+                'ext': 'mp4',
+                'title': 'This Bracelet Acts as a Personal Thermostat',
+                'description': 'md5:547b78c64f4112766ccf4e151c20b6a0',
+                'uploader': 'Mashable',
+                'timestamp': 1382041798,
+                'upload_date': '20131017',
+                'uploader_id': '1130468786001',
+            },
+        },
+        {
+            # test that the default referer works
+            # from http://national.ballet.ca/interact/video/Lost_in_Motion_II/
+            'url': 'http://link.brightcove.com/services/player/bcpid756015033001?bckey=AQ~~,AAAApYJi_Ck~,GxhXCegT1Dp39ilhXuxMJxasUhVNZiil&bctid=2878862109001',
+            'info_dict': {
+                'id': '2878862109001',
+                'ext': 'mp4',
+                'title': 'Lost in Motion II',
+                'description': 'md5:363109c02998fee92ec02211bd8000df',
+                'uploader': 'National Ballet of Canada',
+            },
+            'skip': 'Video gone',
+        },
+        {
+            # test flv videos served by akamaihd.net
+            # From http://www.redbull.com/en/bike/stories/1331655643987/replay-uci-dh-world-cup-2014-from-fort-william
+            'url': 'http://c.brightcove.com/services/viewer/htmlFederated?%40videoPlayer=ref%3Aevent-stream-356&linkBaseURL=http%3A%2F%2Fwww.redbull.com%2Fen%2Fbike%2Fvideos%2F1331655630249%2Freplay-uci-fort-william-2014-dh&playerKey=AQ%7E%7E%2CAAAApYJ7UqE%7E%2Cxqr_zXk0I-zzNndy8NlHogrCb5QdyZRf&playerID=1398061561001#__youtubedl_smuggle=%7B%22Referer%22%3A+%22http%3A%2F%2Fwww.redbull.com%2Fen%2Fbike%2Fstories%2F1331655643987%2Freplay-uci-dh-world-cup-2014-from-fort-william%22%7D',
+            # The md5 checksum changes on each download
+            'info_dict': {
+                'id': '3750436379001',
+                'ext': 'flv',
+                'title': 'UCI MTB World Cup 2014: Fort William, UK - Downhill Finals',
+                'uploader': 'RBTV Old (do not use)',
+                'description': 'UCI MTB World Cup 2014: Fort William, UK - Downhill Finals',
+                'timestamp': 1409122195,
+                'upload_date': '20140827',
+                'uploader_id': '710858724001',
+            },
+        },
+        {
+            # playlist with 'videoList'
+            # from http://support.brightcove.com/en/video-cloud/docs/playlist-support-single-video-players
+            'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=3550052898001&playerKey=AQ%7E%7E%2CAAABmA9XpXk%7E%2C-Kp7jNgisre1fG5OdqpAFUTcs0lP_ZoL',
+            'info_dict': {
+                'title': 'Sealife',
+                'id': '3550319591001',
+            },
+            'playlist_mincount': 7,
+        },
+        {
+            # playlist with 'playlistTab' (https://github.com/rg3/youtube-dl/issues/9965)
+            'url': 'http://c.brightcove.com/services/json/experience/runtime/?command=get_programming_for_experience&playerKey=AQ%7E%7E,AAABXlLMdok%7E,NJ4EoMlZ4rZdx9eU1rkMVd8EaYPBBUlg',
+            'info_dict': {
+                'id': '1522758701001',
+                'title': 'Lesson 08',
+            },
+            'playlist_mincount': 10,
+        },
+    ]
+    FLV_VCODECS = {
+        1: 'SORENSON',
+        2: 'ON2',
+        3: 'H264',
+        4: 'VP8',
+    }
+
+    @classmethod
+    def _build_brighcove_url(cls, object_str):
+        """
+        Build a Brightcove url from a xml string containing
+        <object class="BrightcoveExperience">{params}</object>
+        """
+
+        # Fix up some stupid HTML, see https://github.com/rg3/youtube-dl/issues/1553
+        object_str = re.sub(r'(<param(?:\s+[a-zA-Z0-9_]+="[^"]*")*)>',
+                            lambda m: m.group(1) + '/>', object_str)
+        # Fix up some stupid XML, see https://github.com/rg3/youtube-dl/issues/1608
+        object_str = object_str.replace('<--', '<!--')
+        # remove namespace to simplify extraction
+        object_str = re.sub(r'(<object[^>]*)(xmlns=".*?")', r'\1', object_str)
+        object_str = fix_xml_ampersands(object_str)
+
+        try:
+            object_doc = compat_etree_fromstring(object_str.encode('utf-8'))
+        except compat_xml_parse_error:
+            return
+
+        fv_el = find_xpath_attr(object_doc, './param', 'name', 'flashVars')
+        if fv_el is not None:
+            flashvars = dict(
+                (k, v[0])
+                for k, v in compat_parse_qs(fv_el.attrib['value']).items())
+        else:
+            flashvars = {}
+
+        data_url = object_doc.attrib.get('data', '')
+        data_url_params = compat_parse_qs(compat_urllib_parse_urlparse(data_url).query)
+
+        def find_param(name):
+            if name in flashvars:
+                return flashvars[name]
+            node = find_xpath_attr(object_doc, './param', 'name', name)
+            if node is not None:
+                return node.attrib['value']
+            return data_url_params.get(name)
+
+        params = {}
+
+        playerID = find_param('playerID')
+        if playerID is None:
+            raise ExtractorError('Cannot find player ID')
+        params['playerID'] = playerID
+
+        playerKey = find_param('playerKey')
+        # Not all pages define this value
+        if playerKey is not None:
+            params['playerKey'] = playerKey
+        # These fields hold the id of the video
+        videoPlayer = find_param('@videoPlayer') or find_param('videoId') or find_param('videoID') or find_param('@videoList')
+        if videoPlayer is not None:
+            params['@videoPlayer'] = videoPlayer
+        linkBase = find_param('linkBaseURL')
+        if linkBase is not None:
+            params['linkBaseURL'] = linkBase
+        return cls._make_brightcove_url(params)
 
-class BrightcoveIE(InfoExtractor):
-    _VALID_URL = r'http://.*brightcove\.com/.*\?(?P<query>.*videoPlayer=(?P<id>\d*).*)'
+    @classmethod
+    def _build_brighcove_url_from_js(cls, object_js):
+        # The layout of JS is as follows:
+        # customBC.createVideo = function (width, height, playerID, playerKey, videoPlayer, VideoRandomID) {
+        #   // build Brightcove <object /> XML
+        # }
+        m = re.search(
+            r'''(?x)customBC.\createVideo\(
+                .*?                                                  # skipping width and height
+                ["\'](?P<playerID>\d+)["\']\s*,\s*                   # playerID
+                ["\'](?P<playerKey>AQ[^"\']{48})[^"\']*["\']\s*,\s*  # playerKey begins with AQ and is 50 characters
+                                                                     # in length, however it's appended to itself
+                                                                     # in places, so truncate
+                ["\'](?P<videoID>\d+)["\']                           # @videoPlayer
+            ''', object_js)
+        if m:
+            return cls._make_brightcove_url(m.groupdict())
+
+    @classmethod
+    def _make_brightcove_url(cls, params):
+        return update_url_query(cls._FEDERATED_URL, params)
+
+    @classmethod
+    def _extract_brightcove_url(cls, webpage):
+        """Try to extract the brightcove url from the webpage, returns None
+        if it can't be found
+        """
+        urls = cls._extract_brightcove_urls(webpage)
+        return urls[0] if urls else None
+
+    @classmethod
+    def _extract_brightcove_urls(cls, webpage):
+        """Return a list of all Brightcove URLs from the webpage """
+
+        url_m = re.search(
+            r'<meta\s+property=[\'"]og:video[\'"]\s+content=[\'"](https?://(?:secure|c)\.brightcove.com/[^\'"]+)[\'"]',
+            webpage)
+        if url_m:
+            url = unescapeHTML(url_m.group(1))
+            # Some sites don't add it, we can't download with this url, for example:
+            # http://www.ktvu.com/videos/news/raw-video-caltrain-releases-video-of-man-almost/vCTZdY/
+            if 'playerKey' in url or 'videoId' in url:
+                return [url]
+
+        matches = re.findall(
+            r'''(?sx)<object
+            (?:
+                [^>]+?class=[\'"][^>]*?BrightcoveExperience.*?[\'"] |
+                [^>]*?>\s*<param\s+name="movie"\s+value="https?://[^/]*brightcove\.com/
+            ).+?>\s*</object>''',
+            webpage)
+        if matches:
+            return list(filter(None, [cls._build_brighcove_url(m) for m in matches]))
+
+        return list(filter(None, [
+            cls._build_brighcove_url_from_js(custom_bc)
+            for custom_bc in re.findall(r'(customBC\.createVideo\(.+?\);)', webpage)]))
 
     def _real_extract(self, url):
+        url, smuggled_data = unsmuggle_url(url, {})
+
+        # Change the 'videoId' and others field to '@videoPlayer'
+        url = re.sub(r'(?<=[?&])(videoI(d|D)|bctid)', '%40videoPlayer', url)
+        # Change bckey (used by bcove.me urls) to playerKey
+        url = re.sub(r'(?<=[?&])bckey', 'playerKey', url)
         mobj = re.match(self._VALID_URL, url)
-        query = mobj.group('query')
-        video_id = mobj.group('id')
+        query_str = mobj.group('query')
+        query = compat_urlparse.parse_qs(query_str)
+
+        videoPlayer = query.get('@videoPlayer')
+        if videoPlayer:
+            # We set the original url as the default 'Referer' header
+            referer = smuggled_data.get('Referer', url)
+            return self._get_video_info(
+                videoPlayer[0], query, referer=referer)
+        elif 'playerKey' in query:
+            player_key = query['playerKey']
+            return self._get_playlist_info(player_key[0])
+        else:
+            raise ExtractorError(
+                'Cannot find playerKey= variable. Did you forget quotes in a shell invocation?',
+                expected=True)
 
-        request_url = 'http://c.brightcove.com/services/viewer/htmlFederated?%s' % query
-        webpage = self._download_webpage(request_url, video_id)
+    def _get_video_info(self, video_id, query, referer=None):
+        headers = {}
+        linkBase = query.get('linkBaseURL')
+        if linkBase is not None:
+            referer = linkBase[0]
+        if referer is not None:
+            headers['Referer'] = referer
+        webpage = self._download_webpage(self._FEDERATED_URL, video_id, headers=headers, query=query)
+
+        error_msg = self._html_search_regex(
+            r"<h1>We're sorry.</h1>([\s\n]*<p>.*?</p>)+", webpage,
+            'error message', default=None)
+        if error_msg is not None:
+            raise ExtractorError(
+                'brightcove said: %s' % error_msg, expected=True)
 
         self.report_extraction(video_id)
-        info = self._search_regex(r'var experienceJSON = ({.*?});', webpage, 'json')
+        info = self._search_regex(r'var experienceJSON = ({.*});', webpage, 'json')
         info = json.loads(info)['data']
         video_info = info['programmedContent']['videoPlayer']['mediaDTO']
-        renditions = video_info['renditions']
-        renditions = sorted(renditions, key=lambda r: r['size'])
-        best_format = renditions[-1]
-        
-        return {'id': video_id,
-                'title': video_info['displayName'],
-                'url': best_format['defaultURL'], 
-                'ext': 'mp4',
-                'description': video_info.get('shortDescription'),
-                'thumbnail': video_info.get('videoStillURL') or video_info.get('thumbnailURL'),
-                'uploader': video_info.get('publisherName'),
+        video_info['_youtubedl_adServerURL'] = info.get('adServerURL')
+
+        return self._extract_video_info(video_info)
+
+    def _get_playlist_info(self, player_key):
+        info_url = 'http://c.brightcove.com/services/json/experience/runtime/?command=get_programming_for_experience&playerKey=%s' % player_key
+        playlist_info = self._download_webpage(
+            info_url, player_key, 'Downloading playlist information')
+
+        json_data = json.loads(playlist_info)
+        if 'videoList' in json_data:
+            playlist_info = json_data['videoList']
+            playlist_dto = playlist_info['mediaCollectionDTO']
+        elif 'playlistTabs' in json_data:
+            playlist_info = json_data['playlistTabs']
+            playlist_dto = playlist_info['lineupListDTO']['playlistDTOs'][0]
+        else:
+            raise ExtractorError('Empty playlist')
+
+        videos = [self._extract_video_info(video_info) for video_info in playlist_dto['videoDTOs']]
+
+        return self.playlist_result(videos, playlist_id='%s' % playlist_info['id'],
+                                    playlist_title=playlist_dto['displayName'])
+
+    def _extract_video_info(self, video_info):
+        video_id = compat_str(video_info['id'])
+        publisher_id = video_info.get('publisherId')
+        info = {
+            'id': video_id,
+            'title': video_info['displayName'].strip(),
+            'description': video_info.get('shortDescription'),
+            'thumbnail': video_info.get('videoStillURL') or video_info.get('thumbnailURL'),
+            'uploader': video_info.get('publisherName'),
+            'uploader_id': compat_str(publisher_id) if publisher_id else None,
+            'duration': float_or_none(video_info.get('length'), 1000),
+            'timestamp': int_or_none(video_info.get('creationDate'), 1000),
+        }
+
+        renditions = video_info.get('renditions', []) + video_info.get('IOSRenditions', [])
+        if renditions:
+            formats = []
+            for rend in renditions:
+                url = rend['defaultURL']
+                if not url:
+                    continue
+                ext = None
+                if rend['remote']:
+                    url_comp = compat_urllib_parse_urlparse(url)
+                    if url_comp.path.endswith('.m3u8'):
+                        formats.extend(
+                            self._extract_m3u8_formats(
+                                url, video_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False))
+                        continue
+                    elif 'akamaihd.net' in url_comp.netloc:
+                        # This type of renditions are served through
+                        # akamaihd.net, but they don't use f4m manifests
+                        url = url.replace('control/', '') + '?&v=3.3.0&fp=13&r=FEEFJ&g=RTSJIMBMPFPB'
+                        ext = 'flv'
+                if ext is None:
+                    ext = determine_ext(url)
+                tbr = int_or_none(rend.get('encodingRate'), 1000)
+                a_format = {
+                    'format_id': 'http%s' % ('-%s' % tbr if tbr else ''),
+                    'url': url,
+                    'ext': ext,
+                    'filesize': int_or_none(rend.get('size')) or None,
+                    'tbr': tbr,
+                }
+                if rend.get('audioOnly'):
+                    a_format.update({
+                        'vcodec': 'none',
+                    })
+                else:
+                    a_format.update({
+                        'height': int_or_none(rend.get('frameHeight')),
+                        'width': int_or_none(rend.get('frameWidth')),
+                        'vcodec': rend.get('videoCodec'),
+                    })
+
+                # m3u8 manifests with remote == false are media playlists
+                # Not calling _extract_m3u8_formats here to save network traffic
+                if ext == 'm3u8':
+                    a_format.update({
+                        'format_id': 'hls%s' % ('-%s' % tbr if tbr else ''),
+                        'ext': 'mp4',
+                        'protocol': 'm3u8_native',
+                    })
+
+                formats.append(a_format)
+            self._sort_formats(formats)
+            info['formats'] = formats
+        elif video_info.get('FLVFullLengthURL') is not None:
+            info.update({
+                'url': video_info['FLVFullLengthURL'],
+                'vcodec': self.FLV_VCODECS.get(video_info.get('FLVFullCodec')),
+                'filesize': int_or_none(video_info.get('FLVFullSize')),
+            })
+
+        if self._downloader.params.get('include_ads', False):
+            adServerURL = video_info.get('_youtubedl_adServerURL')
+            if adServerURL:
+                ad_info = {
+                    '_type': 'url',
+                    'url': adServerURL,
                 }
+                if 'url' in info:
+                    return {
+                        '_type': 'playlist',
+                        'title': info['title'],
+                        'entries': [ad_info, info],
+                    }
+                else:
+                    return ad_info
+
+        if 'url' not in info and not info.get('formats'):
+            raise ExtractorError('Unable to extract video url for %s' % video_id)
+        return info
+
+
+class BrightcoveNewIE(InfoExtractor):
+    IE_NAME = 'brightcove:new'
+    _VALID_URL = r'https?://players\.brightcove\.net/(?P<account_id>\d+)/(?P<player_id>[^/]+)_(?P<embed>[^/]+)/index\.html\?.*videoId=(?P<video_id>\d+|ref:[^&]+)'
+    _TESTS = [{
+        'url': 'http://players.brightcove.net/929656772001/e41d32dc-ec74-459e-a845-6c69f7b724ea_default/index.html?videoId=4463358922001',
+        'md5': 'c8100925723840d4b0d243f7025703be',
+        'info_dict': {
+            'id': '4463358922001',
+            'ext': 'mp4',
+            'title': 'Meet the man behind Popcorn Time',
+            'description': 'md5:eac376a4fe366edc70279bfb681aea16',
+            'duration': 165.768,
+            'timestamp': 1441391203,
+            'upload_date': '20150904',
+            'uploader_id': '929656772001',
+            'formats': 'mincount:22',
+        },
+    }, {
+        # with rtmp streams
+        'url': 'http://players.brightcove.net/4036320279001/5d112ed9-283f-485f-a7f9-33f42e8bc042_default/index.html?videoId=4279049078001',
+        'info_dict': {
+            'id': '4279049078001',
+            'ext': 'mp4',
+            'title': 'Titansgrave: Chapter 0',
+            'description': 'Titansgrave: Chapter 0',
+            'duration': 1242.058,
+            'timestamp': 1433556729,
+            'upload_date': '20150606',
+            'uploader_id': '4036320279001',
+            'formats': 'mincount:41',
+        },
+        'params': {
+            # m3u8 download
+            'skip_download': True,
+        }
+    }, {
+        # ref: prefixed video id
+        'url': 'http://players.brightcove.net/3910869709001/21519b5c-4b3b-4363-accb-bdc8f358f823_default/index.html?videoId=ref:7069442',
+        'only_matching': True,
+    }, {
+        # non numeric ref: prefixed video id
+        'url': 'http://players.brightcove.net/710858724001/default_default/index.html?videoId=ref:event-stream-356',
+        'only_matching': True,
+    }, {
+        # unavailable video without message but with error_code
+        'url': 'http://players.brightcove.net/1305187701/c832abfb-641b-44eb-9da0-2fe76786505f_default/index.html?videoId=4377407326001',
+        'only_matching': True,
+    }]
+
+    @staticmethod
+    def _extract_url(webpage):
+        urls = BrightcoveNewIE._extract_urls(webpage)
+        return urls[0] if urls else None
+
+    @staticmethod
+    def _extract_urls(webpage):
+        # Reference:
+        # 1. http://docs.brightcove.com/en/video-cloud/brightcove-player/guides/publish-video.html#setvideoiniframe
+        # 2. http://docs.brightcove.com/en/video-cloud/brightcove-player/guides/publish-video.html#setvideousingjavascript
+        # 3. http://docs.brightcove.com/en/video-cloud/brightcove-player/guides/embed-in-page.html
+        # 4. https://support.brightcove.com/en/video-cloud/docs/dynamically-assigning-videos-player
+
+        entries = []
+
+        # Look for iframe embeds [1]
+        for _, url in re.findall(
+                r'<iframe[^>]+src=(["\'])((?:https?:)?//players\.brightcove\.net/\d+/[^/]+/index\.html.+?)\1', webpage):
+            entries.append(url if url.startswith('http') else 'http:' + url)
+
+        # Look for embed_in_page embeds [2]
+        for video_id, account_id, player_id, embed in re.findall(
+                # According to examples from [3] it's unclear whether video id
+                # may be optional and what to do when it is
+                # According to [4] data-video-id may be prefixed with ref:
+                r'''(?sx)
+                    <video[^>]+
+                        data-video-id=["\'](\d+|ref:[^"\']+)["\'][^>]*>.*?
+                    </video>.*?
+                    <script[^>]+
+                        src=["\'](?:https?:)?//players\.brightcove\.net/
+                        (\d+)/([^/]+)_([^/]+)/index(?:\.min)?\.js
+                ''', webpage):
+            entries.append(
+                'http://players.brightcove.net/%s/%s_%s/index.html?videoId=%s'
+                % (account_id, player_id, embed, video_id))
+
+        return entries
+
+    def _real_extract(self, url):
+        account_id, player_id, embed, video_id = re.match(self._VALID_URL, url).groups()
+
+        webpage = self._download_webpage(
+            'http://players.brightcove.net/%s/%s_%s/index.min.js'
+            % (account_id, player_id, embed), video_id)
+
+        policy_key = None
+
+        catalog = self._search_regex(
+            r'catalog\(({.+?})\);', webpage, 'catalog', default=None)
+        if catalog:
+            catalog = self._parse_json(
+                js_to_json(catalog), video_id, fatal=False)
+            if catalog:
+                policy_key = catalog.get('policyKey')
+
+        if not policy_key:
+            policy_key = self._search_regex(
+                r'policyKey\s*:\s*(["\'])(?P<pk>.+?)\1',
+                webpage, 'policy key', group='pk')
+
+        api_url = 'https://edge.api.brightcove.com/playback/v1/accounts/%s/videos/%s' % (account_id, video_id)
+        try:
+            json_data = self._download_json(api_url, video_id, headers={
+                'Accept': 'application/json;pk=%s' % policy_key
+            })
+        except ExtractorError as e:
+            if isinstance(e.cause, compat_HTTPError) and e.cause.code == 403:
+                json_data = self._parse_json(e.cause.read().decode(), video_id)[0]
+                raise ExtractorError(
+                    json_data.get('message') or json_data['error_code'], expected=True)
+            raise
+
+        title = json_data['name'].strip()
+
+        formats = []
+        for source in json_data.get('sources', []):
+            container = source.get('container')
+            ext = mimetype2ext(source.get('type'))
+            src = source.get('src')
+            if ext == 'ism':
+                continue
+            elif ext == 'm3u8' or container == 'M2TS':
+                if not src:
+                    continue
+                formats.extend(self._extract_m3u8_formats(
+                    src, video_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False))
+            elif ext == 'mpd':
+                if not src:
+                    continue
+                formats.extend(self._extract_mpd_formats(src, video_id, 'dash', fatal=False))
+            else:
+                streaming_src = source.get('streaming_src')
+                stream_name, app_name = source.get('stream_name'), source.get('app_name')
+                if not src and not streaming_src and (not stream_name or not app_name):
+                    continue
+                tbr = float_or_none(source.get('avg_bitrate'), 1000)
+                height = int_or_none(source.get('height'))
+                width = int_or_none(source.get('width'))
+                f = {
+                    'tbr': tbr,
+                    'filesize': int_or_none(source.get('size')),
+                    'container': container,
+                    'ext': ext or container.lower(),
+                }
+                if width == 0 and height == 0:
+                    f.update({
+                        'vcodec': 'none',
+                    })
+                else:
+                    f.update({
+                        'width': width,
+                        'height': height,
+                        'vcodec': source.get('codec'),
+                    })
+
+                def build_format_id(kind):
+                    format_id = kind
+                    if tbr:
+                        format_id += '-%dk' % int(tbr)
+                    if height:
+                        format_id += '-%dp' % height
+                    return format_id
+
+                if src or streaming_src:
+                    f.update({
+                        'url': src or streaming_src,
+                        'format_id': build_format_id('http' if src else 'http-streaming'),
+                        'source_preference': 0 if src else -1,
+                    })
+                else:
+                    f.update({
+                        'url': app_name,
+                        'play_path': stream_name,
+                        'format_id': build_format_id('rtmp'),
+                    })
+                formats.append(f)
+
+        errors = json_data.get('errors')
+        if not formats and errors:
+            error = errors[0]
+            raise ExtractorError(
+                error.get('message') or error.get('error_subcode') or error['error_code'], expected=True)
+
+        self._sort_formats(formats)
+
+        subtitles = {}
+        for text_track in json_data.get('text_tracks', []):
+            if text_track.get('src'):
+                subtitles.setdefault(text_track.get('srclang'), []).append({
+                    'url': text_track['src'],
+                })
+
+        return {
+            'id': video_id,
+            'title': title,
+            'description': clean_html(json_data.get('description')),
+            'thumbnail': json_data.get('thumbnail') or json_data.get('poster'),
+            'duration': float_or_none(json_data.get('duration'), 1000),
+            'timestamp': parse_iso8601(json_data.get('published_at')),
+            'uploader_id': account_id,
+            'formats': formats,
+            'subtitles': subtitles,
+            'tags': json_data.get('tags', []),
+        }