restructured manifest and plugins loading; updated plugins

plugins/youtube_download/yt_dlp/extractor/odnoklassniki.py

@@ -273,6 +273,8 @@ class OdnoklassnikiIE(InfoExtractor):
             return self._extract_desktop(smuggle_url(url, {'referrer': 'https://boosty.to'}))
         elif error:
             raise ExtractorError(error, expected=True)
+        elif '>Access to this video is restricted</div>' in webpage:
+            self.raise_login_required()
 
         player = self._parse_json(
             unescapeHTML(self._search_regex(
@@ -350,14 +352,6 @@ class OdnoklassnikiIE(InfoExtractor):
             'subtitles': subtitles,
         }
 
-        # pladform
-        if provider == 'OPEN_GRAPH':
-            info.update({
-                '_type': 'url_transparent',
-                'url': movie['contentId'],
-            })
-            return info
-
         if provider == 'USER_YOUTUBE':
             info.update({
                 '_type': 'url_transparent',
@@ -429,7 +423,7 @@ class OdnoklassnikiIE(InfoExtractor):
         video_id = self._match_id(url)
 
         webpage = self._download_webpage(
-            f'http://m.ok.ru/video/{video_id}', video_id,
+            f'https://m.ok.ru/video/{video_id}', video_id,
             note='Downloading mobile webpage')
 
         error = self._search_regex(