[nrk] Add support for nrk.no (Closes #2804)

youtube_dl/extractor/__init__.py

@@ -188,6 +188,7 @@
 from .novamov import NovaMovIE
 from .nowness import NownessIE
 from .nowvideo import NowVideoIE
+from .nrk import NRKIE
 from .ntv import NTVIE
 from .oe1 import OE1IE
 from .ooyala import OoyalaIE

youtube_dl/extractor/nrk.py

@@ -0,0 +1,67 @@
+# encoding: utf-8
+from __future__ import unicode_literals
+
+import re
+
+from .common import InfoExtractor
+from ..utils import ExtractorError
+
+
+class NRKIE(InfoExtractor):
+    _VALID_URL = r'http://(?:www\.)?nrk\.no/(?:video|lyd)/[^/]+/(?P<id>[\dA-F]{16})'
+
+    _TESTS = [
+        {
+            'url': 'http://www.nrk.no/video/dompap_og_andre_fugler_i_piip_show/D0FA54B5C8B6CE59/emne/piipshow/',
+            'md5': '12618eef328c9a35c1b47d5583d9c30d',
+            'info_dict': {
+                'id': '150533',
+                'ext': 'flv',
+                'title': 'Dompap og andre fugler i Piip-Show',
+                'description': 'md5:d9261ba34c43b61c812cb6b0269a5c8f'
+            }
+        },
+        {
+            'url': 'http://www.nrk.no/lyd/lyd_av_oppleser_for_blinde/AEFDDD5473BA0198/',
+            'md5': '390b2ce15c0d6aa376ef5059ac9f865e',
+            'info_dict': {
+                'id': '154915',
+                'ext': 'flv',
+                'title': 'Slik høres internett ut når du er blind',
+                'description': 'md5:a621f5cc1bd75c8d5104cb048c6b8568',
+            }
+        },
+    ]
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+
+        page = self._download_webpage(url, video_id)
+
+        video_id = self._html_search_regex(r'<div class="nrk-video" data-nrk-id="(\d+)">', page, 'video id')
+
+        data = self._download_json(
+            'http://v7.psapi.nrk.no/mediaelement/%s' % video_id, video_id, 'Downloading media JSON')
+
+        if data['usageRights']['isGeoBlocked']:
+            raise ExtractorError('NRK har ikke rettig-heter til å vise dette programmet utenfor Norge', expected=True)
+
+        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,
+        }