Do not apply the theme transform over every request. Closes gh-207

plone · Apr 15, 2022 · 5685136 · 5685136
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diff --git a/news/207.misc b/news/207.misc
@@ -0,0 +1,2 @@
+Do not apply the theme transform over every request
+[frapell]
diff --git a/src/plone/app/theming/transform.py b/src/plone/app/theming/transform.py
@@ -14,6 +14,7 @@
 from zope.component import adapter
 from zope.interface import implementer
 from zope.interface import Interface
+from zope.location.interfaces import ILocation
 
 import logging
 
@@ -25,7 +26,7 @@
 
 
 @implementer(ITransform)
-@adapter(Interface, IThemingLayer)
+@adapter(ILocation, IThemingLayer)
 class ThemeTransform(object):
     """Late stage in the 8000's transform chain. When plone.app.blocks is
     used, we can benefit from lxml parsing having taken place already.