[extractor/RUTV] Fix warnings for livestreams (#5016)

Authored by: Lesmiscore

yt_dlp/extractor/rutv.py

@@ -141,7 +141,7 @@ class RUTVIE(InfoExtractor):
         if media['errors']:
             raise ExtractorError('%s said: %s' % (self.IE_NAME, media['errors']), expected=True)
 
-        view_count = playlist.get('count_views')
+        view_count = int_or_none(playlist.get('count_views'))
         priority_transport = playlist['priority_transport']
 
         thumbnail = media['picture']
@@ -152,6 +152,7 @@ class RUTVIE(InfoExtractor):
         duration = int_or_none(media.get('duration'))
 
         formats = []
+        subtitles = {}
 
         for transport, links in media['sources'].items():
             for quality, url in links.items():
@@ -171,8 +172,10 @@ class RUTVIE(InfoExtractor):
                         'vbr': str_to_int(quality),
                     }
                 elif transport == 'm3u8':
-                    formats.extend(self._extract_m3u8_formats(
-                        url, video_id, 'mp4', quality=preference, m3u8_id='hls'))
+                    fmt, subs = self._extract_m3u8_formats_and_subtitles(
+                        url, video_id, 'mp4', quality=preference, m3u8_id='hls')
+                    formats.extend(fmt)
+                    self._merge_subtitles(subs, target=subtitles)
                     continue
                 else:
                     fmt = {
@@ -186,7 +189,7 @@ class RUTVIE(InfoExtractor):
                 })
                 formats.append(fmt)
 
-        self._sort_formats(formats)
+        self._sort_formats(formats, ('source', ))
 
         return {
             'id': video_id,
@@ -196,5 +199,6 @@ class RUTVIE(InfoExtractor):
             'view_count': view_count,
             'duration': duration,
             'formats': formats,
+            'subtitles': subtitles,
             'is_live': is_live,
         }