Added get_default_media_plugin utility.

platypush/plugins/media/__init__.py

@@ -151,14 +151,14 @@ class MediaPlugin(Plugin, ABC):
         'f4b',
     }
 
-    _supported_media_plugins = {
+    supported_media_plugins = [
         'media.mplayer',
         'media.omxplayer',
         'media.mpv',
         'media.vlc',
         'media.chromecast',
         'media.gstreamer',
-    }
+    ]
 
     _supported_media_types = ['file', 'jellyfin', 'plex', 'torrent', 'youtube']
     _default_search_timeout = 60  # 60 seconds
@@ -217,7 +217,7 @@ class MediaPlugin(Plugin, ABC):
         if self.__class__.__name__ == 'MediaPlugin':
             # Abstract class, initialize with the default configured player
             for plugin_name in Config.get_plugins().keys():
-                if plugin_name in self._supported_media_plugins:
+                if plugin_name in self.supported_media_plugins:
                     player = get_plugin(plugin_name)
                     if player and player.is_local():
                         # Local players have priority as default if configured

platypush/plugins/media/webtorrent/__init__.py

@@ -37,7 +37,7 @@ class MediaWebtorrentPlugin(MediaPlugin):
 
     """
 
-    _supported_media_plugins = {
+    supported_media_plugins = {
         'media.mplayer',
         'media.omxplayer',
         'media.mpv',
@@ -103,7 +103,7 @@ class MediaWebtorrentPlugin(MediaPlugin):
     def _init_media_player(self):
         self._media_plugin = None
 
-        for plugin_name in self._supported_media_plugins:
+        for plugin_name in self.supported_media_plugins:
             try:
                 if Config.get(plugin_name):
                     self._media_plugin = get_plugin(plugin_name)
@@ -113,11 +113,9 @@ class MediaWebtorrentPlugin(MediaPlugin):
 
         if not self._media_plugin:
             raise RuntimeError(
-                (
+                'No media player specified and no '
-                    'No media player specified and no '
+                + 'compatible media plugin configured - '
-                    + 'compatible media plugin configured - '
+                + f'supported media plugins: {self.supported_media_plugins}'
-                    + 'supported media plugins: {}'
-                ).format(self._supported_media_plugins)
             )
 
     def _read_process_line(self):

platypush/utils/media.py

@@ -0,0 +1,33 @@
+from typing import List
+
+from platypush.config import Config
+from platypush.context import get_plugin
+from platypush.plugins.media import MediaPlugin
+
+
+def get_default_media_plugin() -> MediaPlugin:
+    """
+    Get the default media plugin based on the current configuration.
+    """
+
+    enabled_plugins: List[MediaPlugin] = []
+    cfg = Config.get() or {}
+
+    for plugin_name in MediaPlugin.supported_media_plugins:
+        try:
+            plugin = get_plugin(plugin_name)
+            if plugin and plugin_name in cfg and not cfg[plugin_name].get('disabled'):
+                enabled_plugins.append(plugin)
+        except Exception:
+            pass
+
+    local_plugins = [plugin for plugin in enabled_plugins if plugin.is_local()]
+
+    if local_plugins:
+        return local_plugins[0]
+
+    assert (
+        enabled_plugins
+    ), f'No media plugin is enabled. Supported plugins: {MediaPlugin.supported_media_plugins}'
+
+    return enabled_plugins[0]