diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 61944ca2c..19f9c0fa2 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -955,10 +955,34 @@ class CoursesController < ApplicationController
     else
       render_403
     end
-
   end
 
-
+  #根据已有课程复制课程
+  #param id:已有课程ID
+  def copy_course
+    if @course
+      @new_course = Course.new @course.attributes
+      @new_course.tea_id = User.current.id
+      @new_course.created_at = DateTime.now
+      @new_course.updated_at = DateTime.now
+      @new_course.endup_time = nil
+      if @new_course.save
+        r = Role.givable.find_by_id(Setting.new_project_user_role_id.to_i) || Role.givable.first
+        m = Member.new(:user => User.current, :roles => [r])
+        m.project_id = -1
+        course = CourseInfos.new(:user_id => User.current.id, :course_id => @new_course.id)
+        #user_grades = UserGrade.create(:user_id => User.current.id, :course_id => @course.id)
+        if @new_course.is_public == 1
+          course_status = CourseStatus.create(:course_id => @new_course.id, :watchers_count => 0, :changesets_count => 0, :grade => 0, :course_type => 1)
+        end
+        @new_course.members << m
+        @new_course.course_infos << course
+        redirect_to settings_course_url @new_course
+      end
+    else
+      render_404
+    end
+  end
 
   private
 
diff --git a/config/routes.rb b/config/routes.rb
index a06679fba..bf0b73e8d 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -682,6 +682,7 @@ RedmineApp::Application.routes.draw do
       match 'valid_ajax', :to => 'courses#valid_ajax', :via => :get
       post 'join_in/join_group', :to => 'courses#join_group', :as => 'join_group'
       delete 'join_in/join_group', :to => 'courses#unjoin_group'
+      get 'copy_course'
     end
     collection do
       match 'join_private_courses', :via => [:get, :post]