remove old loading mechanism

InvenTree/plugin/plugins.py

@@ -8,10 +8,6 @@ import logging
 
 from django.core.exceptions import AppRegistryNotReady
 
-# Action plugins
-import plugin.builtin.action as action
-from plugin.action import ActionPlugin
-
 
 logger = logging.getLogger("inventree")
 
@@ -97,13 +93,6 @@ def load_plugins(name: str, cls, module):
     return plugins
 
 
-def load_action_plugins():
-    """
-    Return a list of all registered action plugins
-    """
-    return load_plugins('action', ActionPlugin, action)
-
-
 def load_barcode_plugins():
     """
     Return a list of all registered barcode plugins

InvenTree/plugin/registry.py

@@ -183,7 +183,17 @@ class PluginsRegistry:
         # Log collected plugins
         logger.info(f'Collected {len(self.plugin_modules)} plugins!')
         logger.info(", ".join([a.__module__ for a in self.plugin_modules]))
+    def with_mixin(self, mixin: str):
+        """
+        Returns reference to all plugins that have a specified mixin enabled
+        """
+        result = []
 
+        for plugin in self.plugins.items():
+            if plugin.mixin_enabled(mixin):
+                result.append(plugin)
+
+        return result
     def _init_plugins(self, disabled=None):
         """
         Initialise all found plugins