Fix js not reload bug.

app/controllers/cancerpredicts_controller.rb

@@ -148,9 +148,19 @@ class CancerpredictsController < ApplicationController
 	tags = OrbitHelper.widget_tags
 	categories = OrbitHelper.widget_categories || []
 	@table_str = File.read('public/cancer_tool_table_tmp_'+I18n.locale.to_s+'.txt')
+	preidct_js_url = '/assets/cancer_predict.js'
+	if File.exist?('public/cancer_tool_js_filename.txt')
+		js_filename = File.read('public/cancer_tool_js_filename.txt')
+		if js_filename.match(/cancer_predict\.js$/)
+			asset = Rails.application.assets[js_filename]
+			preidct_js_url = "#{Rails.application.config.assets.prefix}/#{asset.digest_path}"
+		else
+			preidct_js_url = "#{Rails.application.config.assets.prefix}/#{File.basename(js_filename)}"
+		end
+	end
 	{
 	  "cancerpredict" => [],
-	  "extras"=>{"table"=> @table_str}
+	  "extras"=>{"table"=> @table_str,'preidct_js_url'=>preidct_js_url}
 	}
   end
   def widget

app/models/cancerpredictfields.rb

@@ -246,6 +246,50 @@ class Cancerpredictfields
     self.lpv_calc = get_years_settings_dict
     self.generate_eval_formula
   end
+  def reload_any_asset(path, type=nil, force_reload=false)
+    env = Rails.application.assets
+    new_env = Sprockets::Environment.new(Rails.root.to_s) do |env|
+      env.version = ::Rails.env
+      tmp_path = "#{Rails.application.config.root}/tmp/cache/assets/#{::Rails.env}"
+      env.cache = ::Sprockets::Cache::FileStore.new(tmp_path)
+      env.context_class.class_eval do
+        include ::Sprockets::Rails::Helper
+      end
+    end
+    new_env.config = env.config
+    stats = env.cached.instance_variable_get(:@stats)
+    new_path = path.sub(/\.erb$/,'')
+    if force_reload || (stats && stats[path]) #Need reload asset
+      if type.nil?      
+        ext = File.extname(new_path)
+        env.mime_types.each do |t, h|
+          if h[:extensions].include?(ext)
+            type = t
+            break
+          end
+        end
+      end
+      if type
+        full_path = 'file://'+path+'?type='+type
+        uris = env.cached.instance_variable_get(:@uris)
+        keys = uris.keys.select{|k| k.include?(full_path)}
+        asset = new_env.load(full_path)
+        if keys.count != 0
+          keys.each do |k|
+            uris[k] = asset
+          end
+        end
+        new_path = new_path.sub(/\.[^.]+$/){|ext| '-' + asset.digest + ext}
+        File.binwrite(new_path, asset.to_s)
+        yield new_path if block_given?
+      end
+    end
+  end
+  def reload_js_asset(path, force_reload=false)
+    reload_any_asset(path, 'application/javascript', force_reload) do |new_path| 
+      File.open("#{Rails.root}/public/cancer_tool_js_filename.txt",'w+'){|f| f.write(new_path)}
+    end
+  end
   def generate_eval_formula
     eval_hidden_variables = "def eval_hidden_variables(result); #{self.tmp_hidden_variables_for_ruby}; end"
     CancerpredictsController.module_eval(eval_hidden_variables)
@@ -371,7 +415,7 @@ class Cancerpredictfields
     org_str.insert(st, replace_str)
     org_str
   end
-  def auto_write_predict_js
+  def auto_write_predict_js(force_reload=true)
     js_codes = generate_jscode
     module_app_path = Pathname.new(File.expand_path(__dir__)).dirname.dirname.to_s
     save_path = module_app_path + '/app/assets/javascripts/cancer_predict.js'
@@ -437,6 +481,9 @@ class Cancerpredictfields
     end
     if need_write
       File.write(save_path,file_texts)
+      reload_js_asset(save_path, force_reload)
+    elsif !(File.exist?("#{Rails.root}/public/cancer_tool_js_filename.txt"))
+      File.open("#{Rails.root}/public/cancer_tool_js_filename.txt",'w+'){|f| f.write(save_path)}
     end
   end
   def get_years_settings_dict

modules/cancerpredict/_cancer_predict_widget.html.erb

@@ -1,6 +1,6 @@
 <script type="text/javascript" src="/assets/jquery.smartmenus.min.js"></script>
 <script type="text/javascript" src="/assets/jquery.smartmenus.bootstrap.min.js"></script>
-<script type="text/javascript" src="/assets/cancer_predict.js"></script>
+<script type="text/javascript" src="{{preidct_js_url}}"></script>
 {{table}}
 <%= stylesheet_link_tag "cancer_predict", media: "screen" %>
 <%= stylesheet_link_tag "bootstrap.min.print", media: "print" %>

modules/cancerpredict/cancer_predict_index.html.erb

@@ -1,6 +1,6 @@
 <script type="text/javascript" src="/assets/jquery.smartmenus.min.js"></script>
 <script type="text/javascript" src="/assets/jquery.smartmenus.bootstrap.min.js"></script>
-<script type="text/javascript" src="/assets/cancer_predict.js"></script>
+<script type="text/javascript" src="{{preidct_js_url}}"></script>
 {{table}}
 <%= stylesheet_link_tag "cancer_predict", media: "screen" %>
 <%= stylesheet_link_tag "bootstrap.min.print", media: "print" %>