Prepare to release.

[youtubedl] / youtube_dl / extractor / nrk.py

diff --git a/youtube_dl/extractor/nrk.py b/youtube_dl/extractor/nrk.py
index 96f0ae1ebde53402a3e651dcd86c1397d141c542..7fe79cb539e2ce435d55891e16541fe8d2650f41 100644 (file)
--- a/youtube_dl/extractor/nrk.py
+++ b/youtube_dl/extractor/nrk.py
@@ -1,144 +1,501 @@
-# encoding: utf-8
+# coding: utf-8

 from __future__ import unicode_literals
 
 import re
 
 from .common import InfoExtractor
 from __future__ import unicode_literals
 
 import re
 
 from .common import InfoExtractor

+from ..compat import compat_urllib_parse_unquote

 from ..utils import (
     ExtractorError,
 from ..utils import (
     ExtractorError,

-    float_or_none,
-    unified_strdate,
+    int_or_none,
+    parse_age_limit,
+    parse_duration,

 )
 
 
 )
 
 

-class NRKIE(InfoExtractor):
-    _VALID_URL = r'http://(?:www\.)?nrk\.no/(?:video|lyd)/[^/]+/(?P<id>[\dA-F]{16})'
+class NRKBaseIE(InfoExtractor):
+    _GEO_COUNTRIES = ['NO']

 
 

-    _TESTS = [
-        {
-            'url': 'http://www.nrk.no/video/dompap_og_andre_fugler_i_piip_show/D0FA54B5C8B6CE59/emne/piipshow/',
-            'md5': 'a6eac35052f3b242bb6bb7f43aed5886',
-            'info_dict': {
-                'id': '150533',
-                'ext': 'flv',
-                'title': 'Dompap og andre fugler i Piip-Show',
-                'description': 'md5:d9261ba34c43b61c812cb6b0269a5c8f'
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        data = self._download_json(
+            'http://%s/mediaelement/%s' % (self._API_HOST, video_id),
+            video_id, 'Downloading mediaelement JSON')
+
+        title = data.get('fullTitle') or data.get('mainTitle') or data['title']
+        video_id = data.get('id') or video_id
+
+        entries = []
+
+        conviva = data.get('convivaStatistics') or {}
+        live = (data.get('mediaElementType') == 'Live' or
+                data.get('isLive') is True or conviva.get('isLive'))
+
+        def make_title(t):
+            return self._live_title(t) if live else t
+
+        media_assets = data.get('mediaAssets')
+        if media_assets and isinstance(media_assets, list):
+            def video_id_and_title(idx):
+                return ((video_id, title) if len(media_assets) == 1
+                        else ('%s-%d' % (video_id, idx), '%s (Part %d)' % (title, idx)))
+            for num, asset in enumerate(media_assets, 1):
+                asset_url = asset.get('url')
+                if not asset_url:
+                    continue
+                formats = self._extract_akamai_formats(asset_url, video_id)
+                if not formats:
+                    continue
+                self._sort_formats(formats)
+
+                # Some f4m streams may not work with hdcore in fragments' URLs
+                for f in formats:
+                    extra_param = f.get('extra_param_to_segment_url')
+                    if extra_param and 'hdcore' in extra_param:
+                        del f['extra_param_to_segment_url']
+
+                entry_id, entry_title = video_id_and_title(num)
+                duration = parse_duration(asset.get('duration'))
+                subtitles = {}
+                for subtitle in ('webVtt', 'timedText'):
+                    subtitle_url = asset.get('%sSubtitlesUrl' % subtitle)
+                    if subtitle_url:
+                        subtitles.setdefault('no', []).append({
+                            'url': compat_urllib_parse_unquote(subtitle_url)
+                        })
+                entries.append({
+                    'id': asset.get('carrierId') or entry_id,
+                    'title': make_title(entry_title),
+                    'duration': duration,
+                    'subtitles': subtitles,
+                    'formats': formats,
+                })
+
+        if not entries:
+            media_url = data.get('mediaUrl')
+            if media_url:
+                formats = self._extract_akamai_formats(media_url, video_id)
+                self._sort_formats(formats)
+                duration = parse_duration(data.get('duration'))
+                entries = [{
+                    'id': video_id,
+                    'title': make_title(title),
+                    'duration': duration,
+                    'formats': formats,
+                }]
+
+        if not entries:
+            MESSAGES = {
+                'ProgramRightsAreNotReady': 'Du kan dessverre ikke se eller høre programmet',
+                'ProgramRightsHasExpired': 'Programmet har gått ut',
+                'ProgramIsGeoBlocked': 'NRK har ikke rettigheter til å vise dette programmet utenfor Norge',

             }
             }

+            message_type = data.get('messageType', '')
+            # Can be ProgramIsGeoBlocked or ChannelIsGeoBlocked*
+            if 'IsGeoBlocked' in message_type:
+                self.raise_geo_restricted(
+                    msg=MESSAGES.get('ProgramIsGeoBlocked'),
+                    countries=self._GEO_COUNTRIES)
+            raise ExtractorError(
+                '%s said: %s' % (self.IE_NAME, MESSAGES.get(
+                    message_type, message_type)),
+                expected=True)
+
+        series = conviva.get('seriesName') or data.get('seriesTitle')
+        episode = conviva.get('episodeName') or data.get('episodeNumberOrDate')
+
+        season_number = None
+        episode_number = None
+        if data.get('mediaElementType') == 'Episode':
+            _season_episode = data.get('scoresStatistics', {}).get('springStreamStream') or \
+                data.get('relativeOriginUrl', '')
+            EPISODENUM_RE = [
+                r'/s(?P<season>\d{,2})e(?P<episode>\d{,2})\.',
+                r'/sesong-(?P<season>\d{,2})/episode-(?P<episode>\d{,2})',
+            ]
+            season_number = int_or_none(self._search_regex(
+                EPISODENUM_RE, _season_episode, 'season number',
+                default=None, group='season'))
+            episode_number = int_or_none(self._search_regex(
+                EPISODENUM_RE, _season_episode, 'episode number',
+                default=None, group='episode'))
+
+        thumbnails = None
+        images = data.get('images')
+        if images and isinstance(images, dict):
+            web_images = images.get('webImages')
+            if isinstance(web_images, list):
+                thumbnails = [{
+                    'url': image['imageUrl'],
+                    'width': int_or_none(image.get('width')),
+                    'height': int_or_none(image.get('height')),
+                } for image in web_images if image.get('imageUrl')]
+
+        description = data.get('description')
+        category = data.get('mediaAnalytics', {}).get('category')
+
+        common_info = {
+            'description': description,
+            'series': series,
+            'episode': episode,
+            'season_number': season_number,
+            'episode_number': episode_number,
+            'categories': [category] if category else None,
+            'age_limit': parse_age_limit(data.get('legalAge')),
+            'thumbnails': thumbnails,
+        }
+
+        vcodec = 'none' if data.get('mediaType') == 'Audio' else None
+
+        # TODO: extract chapters when https://github.com/rg3/youtube-dl/pull/9409 is merged
+
+        for entry in entries:
+            entry.update(common_info)
+            for f in entry['formats']:
+                f['vcodec'] = vcodec
+
+        return self.playlist_result(entries, video_id, title, description)
+
+
+class NRKIE(NRKBaseIE):
+    _VALID_URL = r'''(?x)
+                        (?:
+                            nrk:|
+                            https?://
+                                (?:
+                                    (?:www\.)?nrk\.no/video/PS\*|
+                                    v8[-.]psapi\.nrk\.no/mediaelement/
+                                )
+                            )
+                            (?P<id>[^?#&]+)
+                        '''
+    _API_HOST = 'v8-psapi.nrk.no'
+    _TESTS = [{
+        # video
+        'url': 'http://www.nrk.no/video/PS*150533',
+        'md5': '2f7f6eeb2aacdd99885f355428715cfa',
+        'info_dict': {
+            'id': '150533',
+            'ext': 'mp4',
+            'title': 'Dompap og andre fugler i Piip-Show',
+            'description': 'md5:d9261ba34c43b61c812cb6b0269a5c8f',
+            'duration': 263,
+        }
+    }, {
+        # audio
+        'url': 'http://www.nrk.no/video/PS*154915',
+        # MD5 is unstable
+        'info_dict': {
+            'id': '154915',
+            'ext': 'flv',
+            'title': 'Slik høres internett ut når du er blind',
+            'description': 'md5:a621f5cc1bd75c8d5104cb048c6b8568',
+            'duration': 20,
+        }
+    }, {
+        'url': 'nrk:ecc1b952-96dc-4a98-81b9-5296dc7a98d9',
+        'only_matching': True,
+    }, {
+        'url': 'nrk:clip/7707d5a3-ebe7-434a-87d5-a3ebe7a34a70',
+        'only_matching': True,
+    }, {
+        'url': 'https://v8-psapi.nrk.no/mediaelement/ecc1b952-96dc-4a98-81b9-5296dc7a98d9',
+        'only_matching': True,
+    }]
+
+
+class NRKTVIE(NRKBaseIE):
+    IE_DESC = 'NRK TV and NRK Radio'
+    _EPISODE_RE = r'(?P<id>[a-zA-Z]{4}\d{8})'
+    _VALID_URL = r'''(?x)
+                        https?://
+                            (?:tv|radio)\.nrk(?:super)?\.no/
+                            (?:serie/[^/]+|program)/
+                            (?![Ee]pisodes)%s
+                            (?:/\d{2}-\d{2}-\d{4})?
+                            (?:\#del=(?P<part_id>\d+))?
+                    ''' % _EPISODE_RE
+    _API_HOST = 'psapi-we.nrk.no'
+
+    _TESTS = [{
+        'url': 'https://tv.nrk.no/serie/20-spoersmaal-tv/MUHH48000314/23-05-2014',
+        'md5': '4e9ca6629f09e588ed240fb11619922a',
+        'info_dict': {
+            'id': 'MUHH48000314AA',
+            'ext': 'mp4',
+            'title': '20 spørsmål 23.05.2014',
+            'description': 'md5:bdea103bc35494c143c6a9acdd84887a',
+            'duration': 1741,
+            'series': '20 spørsmål - TV',
+            'episode': '23.05.2014',
+        },
+    }, {
+        'url': 'https://tv.nrk.no/program/mdfp15000514',
+        'info_dict': {
+            'id': 'MDFP15000514CA',
+            'ext': 'mp4',
+            'title': 'Grunnlovsjubiléet - Stor ståhei for ingenting 24.05.2014',
+            'description': 'md5:89290c5ccde1b3a24bb8050ab67fe1db',
+            'duration': 4605,
+            'series': 'Kunnskapskanalen',
+            'episode': '24.05.2014',
+        },
+        'params': {
+            'skip_download': True,
+        },
+    }, {
+        # single playlist video
+        'url': 'https://tv.nrk.no/serie/tour-de-ski/MSPO40010515/06-01-2015#del=2',
+        'info_dict': {
+            'id': 'MSPO40010515-part2',
+            'ext': 'flv',
+            'title': 'Tour de Ski: Sprint fri teknikk, kvinner og menn 06.01.2015 (del 2:2)',
+            'description': 'md5:238b67b97a4ac7d7b4bf0edf8cc57d26',
+        },
+        'params': {
+            'skip_download': True,

         },
         },

-        {
-            'url': 'http://www.nrk.no/lyd/lyd_av_oppleser_for_blinde/AEFDDD5473BA0198/',
-            'md5': '3471f2a51718195164e88f46bf427668',
+        'expected_warnings': ['Video is geo restricted'],
+        'skip': 'particular part is not supported currently',
+    }, {
+        'url': 'https://tv.nrk.no/serie/tour-de-ski/MSPO40010515/06-01-2015',
+        'playlist': [{

             'info_dict': {
             'info_dict': {

-                'id': '154915',
-                'ext': 'flv',
-                'title': 'Slik høres internett ut når du er blind',
-                'description': 'md5:a621f5cc1bd75c8d5104cb048c6b8568',
-            }
+                'id': 'MSPO40010515AH',
+                'ext': 'mp4',
+                'title': 'Sprint fri teknikk, kvinner og menn 06.01.2015 (Part 1)',
+                'description': 'md5:c03aba1e917561eface5214020551b7a',
+                'duration': 772,
+                'series': 'Tour de Ski',
+                'episode': '06.01.2015',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        }, {
+            'info_dict': {
+                'id': 'MSPO40010515BH',
+                'ext': 'mp4',
+                'title': 'Sprint fri teknikk, kvinner og menn 06.01.2015 (Part 2)',
+                'description': 'md5:c03aba1e917561eface5214020551b7a',
+                'duration': 6175,
+                'series': 'Tour de Ski',
+                'episode': '06.01.2015',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        }],
+        'info_dict': {
+            'id': 'MSPO40010515',
+            'title': 'Sprint fri teknikk, kvinner og menn 06.01.2015',
+            'description': 'md5:c03aba1e917561eface5214020551b7a',
+        },
+        'expected_warnings': ['Video is geo restricted'],
+    }, {
+        'url': 'https://tv.nrk.no/serie/anno/KMTE50001317/sesong-3/episode-13',
+        'info_dict': {
+            'id': 'KMTE50001317AA',
+            'ext': 'mp4',
+            'title': 'Anno 13:30',
+            'description': 'md5:11d9613661a8dbe6f9bef54e3a4cbbfa',
+            'duration': 2340,
+            'series': 'Anno',
+            'episode': '13:30',
+            'season_number': 3,
+            'episode_number': 13,

         },
         },

-    ]
+        'params': {
+            'skip_download': True,
+        },
+    }, {
+        'url': 'https://tv.nrk.no/serie/nytt-paa-nytt/MUHH46000317/27-01-2017',
+        'info_dict': {
+            'id': 'MUHH46000317AA',
+            'ext': 'mp4',
+            'title': 'Nytt på Nytt 27.01.2017',
+            'description': 'md5:5358d6388fba0ea6f0b6d11c48b9eb4b',
+            'duration': 1796,
+            'series': 'Nytt på nytt',
+            'episode': '27.01.2017',
+        },
+        'params': {
+            'skip_download': True,
+        },
+    }, {
+        'url': 'https://radio.nrk.no/serie/dagsnytt/NPUB21019315/12-07-2015#',
+        'only_matching': True,
+    }]
+
+
+class NRKTVDirekteIE(NRKTVIE):
+    IE_DESC = 'NRK TV Direkte and NRK Radio Direkte'
+    _VALID_URL = r'https?://(?:tv|radio)\.nrk\.no/direkte/(?P<id>[^/?#&]+)'
+
+    _TESTS = [{
+        'url': 'https://tv.nrk.no/direkte/nrk1',
+        'only_matching': True,
+    }, {
+        'url': 'https://radio.nrk.no/direkte/p1_oslo_akershus',
+        'only_matching': True,
+    }]
+
+
+class NRKPlaylistBaseIE(InfoExtractor):
+    def _extract_description(self, webpage):
+        pass

 
     def _real_extract(self, url):
 
     def _real_extract(self, url):

-        mobj = re.match(self._VALID_URL, url)
-        video_id = mobj.group('id')
+        playlist_id = self._match_id(url)

 
 

-        page = self._download_webpage(url, video_id)
+        webpage = self._download_webpage(url, playlist_id)

 
 

-        video_id = self._html_search_regex(r'<div class="nrk-video" data-nrk-id="(\d+)">', page, 'video id')
+        entries = [
+            self.url_result('nrk:%s' % video_id, NRKIE.ie_key())
+            for video_id in re.findall(self._ITEM_RE, webpage)
+        ]

 
 

-        data = self._download_json(
-            'http://v7.psapi.nrk.no/mediaelement/%s' % video_id, video_id, 'Downloading media JSON')
+        playlist_title = self. _extract_title(webpage)
+        playlist_description = self._extract_description(webpage)

 
 

-        if data['usageRights']['isGeoBlocked']:
-            raise ExtractorError('NRK har ikke rettig-heter til å vise dette programmet utenfor Norge', expected=True)
+        return self.playlist_result(
+            entries, playlist_id, playlist_title, playlist_description)

 
 

-        video_url = data['mediaUrl'] + '?hdcore=3.1.1&plugin=aasp-3.1.1.69.124'

 
 

-        images = data.get('images')
-        if images:
-            thumbnails = images['webImages']
-            thumbnails.sort(key=lambda image: image['pixelWidth'])
-            thumbnail = thumbnails[-1]['imageUrl']
-        else:
-            thumbnail = None
-
-        return {
-            'id': video_id,
-            'url': video_url,
-            'ext': 'flv',
-            'title': data['title'],
-            'description': data['description'],
-            'thumbnail': thumbnail,
-        }
+class NRKPlaylistIE(NRKPlaylistBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?nrk\.no/(?!video|skole)(?:[^/]+/)+(?P<id>[^/]+)'
+    _ITEM_RE = r'class="[^"]*\brich\b[^"]*"[^>]+data-video-id="([^"]+)"'
+    _TESTS = [{
+        'url': 'http://www.nrk.no/troms/gjenopplev-den-historiske-solformorkelsen-1.12270763',
+        'info_dict': {
+            'id': 'gjenopplev-den-historiske-solformorkelsen-1.12270763',
+            'title': 'Gjenopplev den historiske solformørkelsen',
+            'description': 'md5:c2df8ea3bac5654a26fc2834a542feed',
+        },
+        'playlist_count': 2,
+    }, {
+        'url': 'http://www.nrk.no/kultur/bok/rivertonprisen-til-karin-fossum-1.12266449',
+        'info_dict': {
+            'id': 'rivertonprisen-til-karin-fossum-1.12266449',
+            'title': 'Rivertonprisen til Karin Fossum',
+            'description': 'Første kvinne på 15 år til å vinne krimlitteraturprisen.',
+        },
+        'playlist_count': 5,
+    }]

 
 

+    def _extract_title(self, webpage):
+        return self._og_search_title(webpage, fatal=False)

 
 

-class NRKTVIE(InfoExtractor):
-    _VALID_URL = r'http://tv\.nrk(?:super)?\.no/(?:serie/[^/]+|program)/(?P<id>[a-zA-Z]{4}\d{8})'
+    def _extract_description(self, webpage):
+        return self._og_search_description(webpage)

 
 

-    _TESTS = [
-        {
-            'url': 'http://tv.nrk.no/serie/20-spoersmaal-tv/MUHH48000314/23-05-2014',
-            'md5': '7b96112fbae1faf09a6f9ae1aff6cb84',
-            'info_dict': {
-                'id': 'MUHH48000314',
-                'ext': 'flv',
-                'title': '20 spørsmål',
-                'description': 'md5:bdea103bc35494c143c6a9acdd84887a',
-                'upload_date': '20140523',
-                'duration': 1741.52,
-            }
+
+class NRKTVEpisodesIE(NRKPlaylistBaseIE):
+    _VALID_URL = r'https?://tv\.nrk\.no/program/[Ee]pisodes/[^/]+/(?P<id>\d+)'
+    _ITEM_RE = r'data-episode=["\']%s' % NRKTVIE._EPISODE_RE
+    _TESTS = [{
+        'url': 'https://tv.nrk.no/program/episodes/nytt-paa-nytt/69031',
+        'info_dict': {
+            'id': '69031',
+            'title': 'Nytt på nytt, sesong: 201210',

         },
         },

-        {
-            'url': 'http://tv.nrk.no/program/mdfp15000514',
-            'md5': 'af01795a31f1cf7265c8657534d8077b',
-            'info_dict': {
-                'id': 'mdfp15000514',
-                'ext': 'flv',
-                'title': 'Kunnskapskanalen: Grunnlovsjubiléet - Stor ståhei for ingenting',
-                'description': 'md5:654c12511f035aed1e42bdf5db3b206a',
-                'upload_date': '20140524',
-                'duration': 4605.0,
-            }
+        'playlist_count': 4,
+    }]
+
+    def _extract_title(self, webpage):
+        return self._html_search_regex(
+            r'<h1>([^<]+)</h1>', webpage, 'title', fatal=False)
+
+
+class NRKTVSeriesIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:tv|radio)\.nrk(?:super)?\.no/serie/(?P<id>[^/]+)'
+    _ITEM_RE = r'(?:data-season=["\']|id=["\']season-)(?P<id>\d+)'
+    _TESTS = [{
+        'url': 'https://tv.nrk.no/serie/groenn-glede',
+        'info_dict': {
+            'id': 'groenn-glede',
+            'title': 'Grønn glede',
+            'description': 'md5:7576e92ae7f65da6993cf90ee29e4608',
+        },
+        'playlist_mincount': 9,
+    }, {
+        'url': 'http://tv.nrksuper.no/serie/labyrint',
+        'info_dict': {
+            'id': 'labyrint',
+            'title': 'Labyrint',
+            'description': 'md5:58afd450974c89e27d5a19212eee7115',

         },
         },

-    ]
+        'playlist_mincount': 3,
+    }, {
+        'url': 'https://tv.nrk.no/serie/broedrene-dal-og-spektralsteinene',
+        'only_matching': True,
+    }, {
+        'url': 'https://tv.nrk.no/serie/saving-the-human-race',
+        'only_matching': True,
+    }, {
+        'url': 'https://tv.nrk.no/serie/postmann-pat',
+        'only_matching': True,
+    }]
+
+    @classmethod
+    def suitable(cls, url):
+        return False if NRKTVIE.suitable(url) else super(NRKTVSeriesIE, cls).suitable(url)

 
     def _real_extract(self, url):
 
     def _real_extract(self, url):

-        mobj = re.match(self._VALID_URL, url)
-        video_id = mobj.group('id')
-
-        page = self._download_webpage(url, video_id)
-
-        title = self._html_search_meta('title', page, 'title')
-        description = self._html_search_meta('description', page, 'description')
-        thumbnail = self._html_search_regex(r'data-posterimage="([^"]+)"', page, 'thumbnail', fatal=False)
-        upload_date = unified_strdate(self._html_search_meta('rightsfrom', page, 'upload date', fatal=False))
-        duration = float_or_none(
-            self._html_search_regex(r'data-duration="([^"]+)"', page, 'duration', fatal=False))
-
-        formats = []
-
-        f4m_url = re.search(r'data-media="([^"]+)"', page)
-        if f4m_url:
-            formats.append({
-                'url': f4m_url.group(1) + '?hdcore=3.1.1&plugin=aasp-3.1.1.69.124',
-                'format_id': 'f4m',
-                'ext': 'flv',
-            })
-
-        m3u8_url = re.search(r'data-hls-media="([^"]+)"', page)
-        if m3u8_url:
-            formats.append({
-                'url': m3u8_url.group(1),
-                'format_id': 'm3u8',
-            })
-
-        self._sort_formats(formats)
-
-        return {
-            'id': video_id,
-            'title': title,
-            'description': description,
-            'thumbnail': thumbnail,
-            'upload_date': upload_date,
-            'duration': duration,
-            'formats': formats,
-        }
+        series_id = self._match_id(url)
+
+        webpage = self._download_webpage(url, series_id)
+
+        entries = [
+            self.url_result(
+                'https://tv.nrk.no/program/Episodes/{series}/{season}'.format(
+                    series=series_id, season=season_id))
+            for season_id in re.findall(self._ITEM_RE, webpage)
+        ]
+
+        title = self._html_search_meta(
+            'seriestitle', webpage,
+            'title', default=None) or self._og_search_title(
+            webpage, fatal=False)
+
+        description = self._html_search_meta(
+            'series_description', webpage,
+            'description', default=None) or self._og_search_description(webpage)
+
+        return self.playlist_result(entries, series_id, title, description)
+
+
+class NRKSkoleIE(InfoExtractor):
+    IE_DESC = 'NRK Skole'
+    _VALID_URL = r'https?://(?:www\.)?nrk\.no/skole/?\?.*\bmediaId=(?P<id>\d+)'
+
+    _TESTS = [{
+        'url': 'https://www.nrk.no/skole/?page=search&q=&mediaId=14099',
+        'md5': '6bc936b01f9dd8ed45bc58b252b2d9b6',
+        'info_dict': {
+            'id': '6021',
+            'ext': 'mp4',
+            'title': 'Genetikk og eneggede tvillinger',
+            'description': 'md5:3aca25dcf38ec30f0363428d2b265f8d',
+            'duration': 399,
+        },
+    }, {
+        'url': 'https://www.nrk.no/skole/?page=objectives&subject=naturfag&objective=K15114&mediaId=19355',
+        'only_matching': True,
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        webpage = self._download_webpage(
+            'https://mimir.nrk.no/plugin/1.0/static?mediaId=%s' % video_id,
+            video_id)
+
+        nrk_id = self._parse_json(
+            self._search_regex(
+                r'<script[^>]+type=["\']application/json["\'][^>]*>({.+?})</script>',
+                webpage, 'application json'),
+            video_id)['activeMedia']['psId']
+
+        return self.url_result('nrk:%s' % nrk_id)