[RTKO] default volatile on setupOpac

library/digital_resources/Cvs2/Config.php

@@ -211,10 +211,13 @@ class Cvs2_Config extends Class_DigitalResource_Config {
   }
 
 
-  public function knownDoctypes() : array {
-    return Class_CodifTypeDoc::query()
+  public function knownDoctypes(): array
+  {
+    return $this->isEnabled()
+      ? Class_CodifTypeDoc::query()
       ->start('type_doc_id', $this->_name)
-      ->fetchAll();
+      ->fetchAll()
+      : [];
   }