fix bug for production mode

app/controllers/archives_controller.rb

@@ -1,12 +1,5 @@
 class ArchivesController < ApplicationController
 	#avoid the categories to be not in the ArchiveCategory
-    categories_temp = ModuleApp.where(:key => "archive").first.categories
-    categories_temp.each do |category|
-        archive_cat = ArchiveCategory.where(:category_id => category.id)
-        if archive_cat.count == 0
-            ArchiveCategory.create(category_id: category.id.to_s)
-        end
-    end
     def serve_cmap
         serve_path=File.expand_path("../../assets/javascripts/archive/pdf/bcmaps/#{params[:file_name]}.#{params[:extension]}",__FILE__)
         if Dir.glob(serve_path).length != 0

lib/archive/engine.rb

@@ -1,6 +1,23 @@
 module Archive
   class Engine < ::Rails::Engine
+    
     initializer "archive" do 
+      require File.expand_path('../../../app/models/archive_category', __FILE__)
+      require "#{ENV['PWD']}/app/models/category"
+      require "#{ENV['PWD']}/app/models/module_app"
+      
+      categories_temp = ModuleApp.where(:key => "archive").first.categories
+      
+      categories_temp.each do |category|
+          archive_cat = ArchiveCategory.where(:category_id => category.id)
+          if archive_cat.count == 0
+              ArchiveCategory.create(category_id: category.id.to_s)
+          else
+              archive_cat[1..-1].each do |cat|
+                  cat.delete
+              end
+          end
+      end
       OrbitApp.registration "Archive", :type => "ModuleApp" do
         module_label "archive.archive"
         base_url File.expand_path File.dirname(__FILE__)