remove /download from csv file url

app/controllers/admin/export_csv_controller.rb

@@ -1,6 +1,6 @@
 class Admin::ExportCsvController < Admin::AdminController
 
-  skip_before_filter :check_xhr, only: [:download]
+  skip_before_filter :check_xhr, only: [:show]
 
   def export_user_list
     # export csv file in a background thread
@@ -8,7 +8,8 @@ class Admin::ExportCsvController < Admin::AdminController
     render json: success_json
   end
 
-  def download
+  # download
+  def show
     filename = params.fetch(:id)
     if export_csv_path = ExportCsv.get_download_path(filename)
       send_file export_csv_path

app/jobs/regular/export_csv_file.rb

@@ -108,7 +108,7 @@ module Jobs
       def notify_user
         if @current_user
           if @file_name != "" && File.exists?("#{ExportCsv.base_directory}/#{@file_name}")
-            SystemMessage.create_from_system_user(@current_user, :csv_export_succeeded, download_link: "#{Discourse.base_url}/admin/export_csv/#{@file_name}/download", file_name: @file_name)
+            SystemMessage.create_from_system_user(@current_user, :csv_export_succeeded, download_link: "#{Discourse.base_url}/admin/export_csv/#{@file_name}", file_name: @file_name)
           else
             SystemMessage.create_from_system_user(@current_user, :csv_export_failed)
           end

config/routes.rb

@@ -156,12 +156,12 @@ Discourse::Application.routes.draw do
     end
 
     resources :export_csv, constraints: AdminConstraint.new do
-      member do
-        get "download" => "export_csv#download", constraints: { id: /[^\/]+/ }
-      end
       collection do
         get "users" => "export_csv#export_user_list"
       end
+      member do
+        get "" => "export_csv#show", constraints: { id: /[^\/]+/ }
+      end
     end
 
     resources :badges, constraints: AdminConstraint.new do

spec/controllers/admin/export_csv_controller_spec.rb

@@ -19,12 +19,12 @@ describe Admin::ExportCsvController do
         export = ExportCsv.new()
         ExportCsv.expects(:get_download_path).with(export_filename).returns(export)
         subject.expects(:send_file).with(export)
-        get :download, id: export_filename
+        get :show, id: export_filename
       end
 
       it "returns 404 when the export file does not exist" do
         ExportCsv.expects(:get_download_path).returns(nil)
-        get :download, id: export_filename
+        get :show, id: export_filename
         response.should be_not_found
       end