新建作业选择课程下拉框按时间倒排

2015-09-25 15:01:24 +08:00 · 2015-09-25 15:01:24 +08:00 · 4a838611fd
parent 29fd5b41e2
commit 4a838611fd
1 changed files with 1 additions and 1 deletions
--- a/app/helpers/users_helper.rb
+++ b/app/helpers/users_helper.rb
@ -582,7 +582,7 @@ module UsersHelper
    option << "请选择发布作业的课程"
    option << -1
    type << option
-    user.courses.select{|c| user.allowed_to?(:as_teacher,c)}.each do |course|
+    user.courses.visible.select("courses.*,(SELECT MAX(created_at)  FROM `course_activities` WHERE course_activities.course_id = courses.id) AS a").order("a desc").select{|c| user.allowed_to?(:as_teacher,c)}.each do |course|
      option = []
      option << course.name+"（"+course.time.to_s+course.term+"）"
      option << course.id