fix links view mixin to support proper mro

Author: guruofgentoo

keg_storage/plugin.py

@@ -74,8 +74,12 @@ def init_cli(self, app: flask.Flask) -> None:
 
 
 def _disable_csrf(func):
-    if 'csrf' in flask.current_app.extensions:
-        return flask.current_app.extensions['csrf'].exempt(func)
+    try:
+        if 'csrf' in flask.current_app.extensions:
+            return flask.current_app.extensions['csrf'].exempt(func)
+    except RuntimeError as exc:
+        if 'application context' not in str(exc):
+            raise
     return func
 
 

keg_storage_ta/views.py

@@ -25,7 +25,7 @@ def create_local_storage(root: Union[str, pathlib.Path]) -> keg_storage.LocalFSS
     )
 
 
-class LinkView(BaseView, keg_storage.LinkViewMixin):
+class LinkView(keg_storage.LinkViewMixin, BaseView):
     blueprint = public_bp
     url = '/storage'