install_generator.rb in administrate-0.1.1

- old
+ new

@@ -28,10 +28,22 @@
         singular_dashboard_resources.each do |resource|
           Rails::Generators.invoke("administrate:dashboard", [resource])
         end
       end
 
+      def warn_about_invalid_models
+        namespaced_models.each do |invalid_model|
+          puts "WARNING: Unable to generate a dashboard for #{invalid_model}."
+          puts "         Administrate does not yet support namespaced models."
+        end
+
+        models_without_tables.each do |invalid_model|
+          puts "WARNING: Unable to generate a dashboard for #{invalid_model}."
+          puts "         It is not connected to a database table."
+        end
+      end
+
       private
 
       def singular_dashboard_resources
         dashboard_resources.map(&:singularize)
       end
@@ -41,14 +53,26 @@
           model.to_s.pluralize.underscore
         end
       end
 
       def valid_dashboard_models
-        database_models.reject { |model| model.to_s.include?("::") }
+        database_models - invalid_database_models
       end
 
       def database_models
         ActiveRecord::Base.descendants
+      end
+
+      def invalid_database_models
+        models_without_tables + namespaced_models
+      end
+
+      def models_without_tables
+        database_models.reject(&:table_exists?)
+      end
+
+      def namespaced_models
+        database_models.select { |model| model.to_s.include?("::") }
       end
 
       def dashboard_routes
         File.read(routes_file_path)
       end