check configuration at start up

Author: jambun

frontend/plugin_init.rb

@@ -1,5 +1,29 @@
 Rails.application.config.after_initialize do
 
+  # check configuration
+  if AppConfig.has_key?(:user_defined_in_basic)
+    AppConfig[:user_defined_in_basic].keys.each do |k|
+      if ['accession', 'resource', 'digital_object'].include?(k)
+        AppConfig[:user_defined_in_basic][k].each do |fld|
+          unless JSONModel(:user_defined).schema['properties'].include?(fld)
+            $stderr.puts "WARNING: user_defined_in_basic plugin configuration includes " +
+              "a field (#{fld}) in the list for #{k} which is not a user_defined field. " +
+              "That's ok, we're just concerned you might have intended to refer to an actual field."
+          end
+        end
+      else
+        $stderr.puts "WARNING: user_defined_in_basic plugin configuration includes an unexpected key: #{k}. " +
+          "That's ok, it just occurred to us that it might be a typo. " +
+          "Supported keys are: accession, resource, and digital_object"
+      end
+    end
+  else
+    $stderr.puts "WARNING: user_defined_in_basic plugin is active but not configured. " +
+      "That's ok, it just won't do anything."
+  end
+
+
+
   AspaceFormHelper.class_eval do
 
     PROPERTIES_TO_EXCLUDE_FROM_READ_ONLY_VIEW = ["jsonmodel_type", "lock_version", "_resolved", "uri", "ref", "create_time", "system_mtime", "user_mtime", "created_by", "last_modified_by", "sort_name_auto_generate", "suppressed", "display_string", "file_uri"]