[ard:mediathek] Fix video id extraction (Closes #202)

diff --git a/yt_dlp/extractor/ard.py b/yt_dlp/extractor/ard.py
index 12a7cfb54a1fc891ce0e2d8565ddca8d511fbb31..294da7c51ad7beb60a344f253a7d3e5add64c7ea 100644 (file)
--- a/yt_dlp/extractor/ard.py
+++ b/yt_dlp/extractor/ard.py
@@ -272,7 +272,8 @@ def _real_extract(self, url):
         else:  # request JSON file
             if not document_id:
                 video_id = self._search_regex(
-                    r'/play/(?:config|media)/(\d+)', webpage, 'media id')
+                    (r'/play/(?:config|media|sola)/(\d+)', r'contentId["\']\s*:\s*(\d+)'),
+                    webpage, 'media id', default=None)
             info = self._extract_media_info(
                 'http://www.ardmediathek.de/play/media/%s' % video_id,
                 webpage, video_id)