fixbug

app/controllers/homework_commons_controller.rb

@@ -208,7 +208,7 @@ class HomeworkCommonsController < ApplicationController
               student_work_to_xlsx(@work_excel,@homework)
               exercise_export_name = current_user.real_name + "_" + @course.name + "_" + @homework.name + "_" + Time.now.strftime('%Y%m%d_%H%M%S')
               # response.set_header("Content-Disposition","attachment; filename=#{exercise_export_name.strip.first(30)}};filename*=utf-8''#{exercise_export_name.strip.first(30)}}")
-              file_name = Base64.encode64(exercise_export_name.strip.first(30))
+              file_name = Base64.urlsafe_encode64(exercise_export_name.strip.first(30))
               # response.setHeader['Content-Disposition'] = "attachment; filename=\"#{exercise_export_name.strip.first(30)}\""
               render xlsx: "#{file_name}",template: "homework_commons/works_list.xlsx.axlsx",locals:
                   {table_columns: @work_head_cells,task_users: @work_cells_column}