[orf:tvthek] Fix extraction and modernize (closes #10898)

youtube_dl/extractor/orf.py

@@ -1,28 +1,28 @@
 # coding: utf-8
 from __future__ import unicode_literals
 
-import json
 import re
 import calendar
 import datetime
 
 from .common import InfoExtractor
+from ..compat import compat_str
 from ..utils import (
     HEADRequest,
     unified_strdate,
-    ExtractorError,
     strip_jsonp,
     int_or_none,
     float_or_none,
     determine_ext,
     remove_end,
+    unescapeHTML,
 )
 
 
 class ORFTVthekIE(InfoExtractor):
     IE_NAME = 'orf:tvthek'
     IE_DESC = 'ORF TVthek'
-    _VALID_URL = r'https?://tvthek\.orf\.at/(?:programs/.+?/episodes|topics?/.+?|program/[^/]+)/(?P<id>\d+)'
+    _VALID_URL = r'https?://tvthek\.orf\.at/(?:[^/]+/)+(?P<id>\d+)'
 
     _TESTS = [{
         'url': 'http://tvthek.orf.at/program/Aufgetischt/2745173/Aufgetischt-Mit-der-Steirischen-Tafelrunde/8891389',
@@ -51,26 +51,23 @@ class ORFTVthekIE(InfoExtractor):
             'skip_download': True,  # rtsp downloads
         },
         '_skip': 'Blocked outside of Austria / Germany',
+    }, {
+        'url': 'http://tvthek.orf.at/topic/Fluechtlingskrise/10463081/Heimat-Fremde-Heimat/13879132/Senioren-betreuen-Migrantenkinder/13879141',
+        'skip_download': True,
+    }, {
+        'url': 'http://tvthek.orf.at/profile/Universum/35429',
+        'skip_download': True,
     }]
 
     def _real_extract(self, url):
         playlist_id = self._match_id(url)
         webpage = self._download_webpage(url, playlist_id)
 
-        data_json = self._search_regex(
-            r'initializeAdworx\((.+?)\);\n', webpage, 'video info')
-        all_data = json.loads(data_json)
-
-        def get_segments(all_data):
-            for data in all_data:
-                if data['name'] in (
-                        'Tracker::EPISODE_DETAIL_PAGE_OVER_PROGRAM',
-                        'Tracker::EPISODE_DETAIL_PAGE_OVER_TOPIC'):
-                    return data['values']['segments']
-
-        sdata = get_segments(all_data)
-        if not sdata:
-            raise ExtractorError('Unable to extract segments')
+        data_jsb = self._parse_json(
+            self._search_regex(
+                r'<div[^>]+class=(["\']).*?VideoPlaylist.*?\1[^>]+data-jsb=(["\'])(?P<json>.+?)\2',
+                webpage, 'playlist', group='json'),
+            playlist_id, transform_source=unescapeHTML)['playlist']['videos']
 
         def quality_to_int(s):
             m = re.search('([0-9]+)', s)
@@ -79,8 +76,11 @@ class ORFTVthekIE(InfoExtractor):
             return int(m.group(1))
 
         entries = []
-        for sd in sdata:
-            video_id = sd['id']
+        for sd in data_jsb:
+            video_id, title = sd.get('id'), sd.get('title')
+            if not video_id or not title:
+                continue
+            video_id = compat_str(video_id)
             formats = [{
                 'preference': -10 if fd['delivery'] == 'hls' else None,
                 'format_id': '%s-%s-%s' % (
@@ -88,7 +88,7 @@ class ORFTVthekIE(InfoExtractor):
                 'url': fd['src'],
                 'protocol': fd['protocol'],
                 'quality': quality_to_int(fd['quality']),
-            } for fd in sd['playlist_item_array']['sources']]
+            } for fd in sd['sources']]
 
             # Check for geoblocking.
             # There is a property is_geoprotection, but that's always false
@@ -115,14 +115,14 @@ class ORFTVthekIE(InfoExtractor):
             self._check_formats(formats, video_id)
             self._sort_formats(formats)
 
-            upload_date = unified_strdate(sd['created_date'])
+            upload_date = unified_strdate(sd.get('created_date'))
             entries.append({
                 '_type': 'video',
                 'id': video_id,
-                'title': sd['header'],
+                'title': title,
                 'formats': formats,
                 'description': sd.get('description'),
-                'duration': int(sd['duration_in_seconds']),
+                'duration': int_or_none(sd.get('duration_in_seconds')),
                 'upload_date': upload_date,
                 'thumbnail': sd.get('image_full_url'),
             })