Attempt to fix page preview in RefineryCMS after PullRequest #2089

preview_controller_decorator.diff

diff --git a/app/decorators/controllers/refinery/pages/admin/preview_controller_decorator.rb b/app/decorators/controllers/refinery/pages/admin/preview_controller_decorator.rb
index 97b985b..06fb8fc 100644
--- a/app/decorators/controllers/refinery/pages/admin/preview_controller_decorator.rb
+++ b/app/decorators/controllers/refinery/pages/admin/preview_controller_decorator.rb
@@ -2,4 +2,29 @@ Refinery::Pages::Admin::PreviewController.class_eval do
+
+  def home
+    render_with_templates?
+  end
+
+  def show
+    if respond_to?(params[:path])
+      with_action_name(params[:path]) do
+        run_callbacks(:process_action, params[:path]) { self.send(params[:path]) }
+      end
+    end
+    render_with_templates? unless performed?
+  end
+
+
+  private
+
+  def with_action_name(name)
+    prev_action_name = action_name
+    yield
+    ensure
+
+    self.action_name = prev_action_name
+  end
+
 end