Vibe generated documentation

backend/app/services/plugin_manager.py

@@ -17,24 +17,36 @@ logger = logging.getLogger(__name__)
 
 
 class DefaultFrontendPlugin(BasePlugin):
+    """Accept events for the built-in frontend plugin."""
+
     name = 'default_frontend'
     version = '1.0.0'
 
     def handle_event(self, event):
+        """Acknowledge an event without performing an external side effect."""
         return {'status': 'accepted', 'plugin': self.name, 'event': event.get('type')}
 
 
 class MastodonPlugin(BasePlugin):
+    """Publish and remove LinkLog entries through a Mastodon instance."""
+
     name = 'mastodon'
     version = '1.0.0'
     enabled = False
     config = {}
 
     def initialize(self, config=None):
+        """Store the administrator-provided defaults for later event handling."""
         self.config = config or {}
         return True
 
     def handle_event(self, event):
+        """Publish a link event, returning a structured status result.
+
+        Per-user plugin settings override global settings. The access token is
+        decrypted only for the duration of the outbound request, and the
+        instance is validated before any network connection is opened.
+        """
         if not event.get('post_to_mastodon', True):
             return {'status': 'skipped', 'plugin': self.name, 'reason': 'not_requested'}
 
@@ -145,6 +157,7 @@ class MastodonPlugin(BasePlugin):
             }
 
     def delete_posts(self, event):
+        """Delete all Mastodon statuses recorded for a link event."""
         config = dict(self.config)
         user_id = event.get('user_id')
         if user_id:
@@ -188,10 +201,14 @@ class MastodonPlugin(BasePlugin):
 
 
 class PluginManager:
+    """Load enabled plugins and route LinkLog events to them."""
+
     def __init__(self):
+        """Create the built-in plugin registry."""
         self.plugins = [DefaultFrontendPlugin(), MastodonPlugin()]
 
     def refresh_from_db(self):
+        """Refresh enabled flags and configuration from the plugin table."""
         from backend.app.database import get_connection
 
         with get_connection() as conn:
@@ -205,6 +222,7 @@ class PluginManager:
         return enabled_names
 
     def dispatch(self, event):
+        """Send an event to every currently enabled plugin."""
         self.refresh_from_db()
         results = []
         for plugin in self.plugins:
@@ -215,6 +233,7 @@ class PluginManager:
         return results
 
     def post_to_mastodon(self, event):
+        """Publish one event through Mastodon when that plugin is enabled."""
         self.refresh_from_db()
         plugin = next(plugin for plugin in self.plugins if plugin.name == 'mastodon')
         if not plugin.enabled:
@@ -222,6 +241,7 @@ class PluginManager:
         return plugin.handle_event(event)
 
     def delete_mastodon_posts(self, event):
+        """Delete the Mastodon statuses associated with an event."""
         self.refresh_from_db()
         plugin = next(plugin for plugin in self.plugins if plugin.name == 'mastodon')
         return plugin.delete_posts(event)