[svt] Various improvements

+ [svt:play] Add fallback path looking for video id and fix extraction for oppetarkiv
* [svt:base] Detect geo restriction
* [svt:base] Extract series related metadata

youtube_dl/extractor/svt.py

@@ -7,13 +7,13 @@ from .common import InfoExtractor
 from ..utils import (
     determine_ext,
     dict_get,
+    int_or_none,
+    try_get,
 )
 
 
 class SVTBaseIE(InfoExtractor):
-    def _extract_video(self, info, video_id):
-        video_info = self._get_video_info(info)
-
+    def _extract_video(self, video_info, video_id):
         formats = []
         for vr in video_info['videoReferences']:
             player_type = vr.get('playerType')
@@ -37,6 +37,8 @@ class SVTBaseIE(InfoExtractor):
                     'format_id': player_type,
                     'url': vurl,
                 })
+        if not formats and video_info.get('rights', {}).get('geoBlockedSweden'):
+            self.raise_geo_restricted('This video is only available in Sweden')
         self._sort_formats(formats)
 
         subtitles = {}
@@ -52,15 +54,32 @@ class SVTBaseIE(InfoExtractor):
 
                     subtitles.setdefault(subtitle_lang, []).append({'url': subtitle_url})
 
-        duration = video_info.get('materialLength')
-        age_limit = 18 if video_info.get('inappropriateForChildren') else 0
+        title = video_info.get('title')
+
+        series = video_info.get('programTitle')
+        season_number = int_or_none(video_info.get('season'))
+        episode = video_info.get('episodeTitle')
+        episode_number = int_or_none(video_info.get('episodeNumber'))
+
+        duration = int_or_none(dict_get(video_info, ('materialLength', 'contentDuration')))
+        age_limit = None
+        adult = dict_get(
+            video_info, ('inappropriateForChildren', 'blockedForChildren'),
+            skip_false_values=False)
+        if adult is not None:
+            age_limit = 18 if adult else 0
 
         return {
             'id': video_id,
+            'title': title,
             'formats': formats,
             'subtitles': subtitles,
             'duration': duration,
             'age_limit': age_limit,
+            'series': series,
+            'season_number': season_number,
+            'episode': episode,
+            'episode_number': episode_number,
         }
 
 
@@ -85,9 +104,6 @@ class SVTIE(SVTBaseIE):
         if mobj:
             return mobj.group('url')
 
-    def _get_video_info(self, info):
-        return info['video']
-
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
         widget_id = mobj.group('widget_id')
@@ -97,7 +113,7 @@ class SVTIE(SVTBaseIE):
             'http://www.svt.se/wd?widgetId=%s&articleId=%s&format=json&type=embed&output=json' % (widget_id, article_id),
             article_id)
 
-        info_dict = self._extract_video(info, article_id)
+        info_dict = self._extract_video(info['video'], article_id)
         info_dict['title'] = info['context']['title']
         return info_dict
 
@@ -105,7 +121,7 @@ class SVTIE(SVTBaseIE):
 class SVTPlayIE(SVTBaseIE):
     IE_DESC = 'SVT Play and Öppet arkiv'
     _VALID_URL = r'https?://(?:www\.)?(?:svtplay|oppetarkiv)\.se/video/(?P<id>[0-9]+)'
-    _TEST = {
+    _TESTS = [{
         'url': 'http://www.svtplay.se/video/5996901/flygplan-till-haile-selassie/flygplan-till-haile-selassie-2',
         'md5': '2b6704fe4a28801e1a098bbf3c5ac611',
         'info_dict': {
@@ -121,25 +137,47 @@ class SVTPlayIE(SVTBaseIE):
                 }]
             },
         },
-    }
-
-    def _get_video_info(self, info):
-        return info['context']['dispatcher']['stores']['VideoTitlePageStore']['data']['video']
+    }, {
+        # geo restricted to Sweden
+        'url': 'http://www.oppetarkiv.se/video/5219710/trollflojten',
+        'only_matching': True,
+    }]
 
     def _real_extract(self, url):
         video_id = self._match_id(url)
 
         webpage = self._download_webpage(url, video_id)
 
-        data = self._parse_json(self._search_regex(
-            r'root\["__svtplay"\]\s*=\s*([^;]+);', webpage, 'embedded data'), video_id)
+        data = self._parse_json(
+            self._search_regex(
+                r'root\["__svtplay"\]\s*=\s*([^;]+);',
+                webpage, 'embedded data', default='{}'),
+            video_id, fatal=False)
 
         thumbnail = self._og_search_thumbnail(webpage)
 
-        info_dict = self._extract_video(data, video_id)
-        info_dict.update({
-            'title': data['context']['dispatcher']['stores']['MetaStore']['title'],
-            'thumbnail': thumbnail,
-        })
-
-        return info_dict
+        if data:
+            video_info = try_get(
+                data, lambda x: x['context']['dispatcher']['stores']['VideoTitlePageStore']['data']['video'],
+                dict)
+            if video_info:
+                info_dict = self._extract_video(video_info, video_id)
+                info_dict.update({
+                    'title': data['context']['dispatcher']['stores']['MetaStore']['title'],
+                    'thumbnail': thumbnail,
+                })
+                return info_dict
+
+        video_id = self._search_regex(
+            r'<video[^>]+data-video-id=["\']([\da-zA-Z-]+)',
+            webpage, 'video id', default=None)
+
+        if video_id:
+            data = self._download_json(
+                'http://www.svt.se/videoplayer-api/video/%s' % video_id, video_id)
+            info_dict = self._extract_video(data, video_id)
+            if not info_dict.get('title'):
+                info_dict['title'] = re.sub(
+                    r'\s*\|\s*.+?$', '',
+                    info_dict.get('episode') or self._og_search_title(webpage))
+            return info_dict