课程、项目列表不显示已删除的

app/controllers/users_controller.rb

@@ -2858,12 +2858,7 @@ class UsersController < ApplicationController
     sort_name = "created_at"
     sort_type = @c_sort == 1 ? "asc" : "desc"
 
-    if @user.courses.visible.count > 0
-      course_order_ids = "(" + CourseActivity.find_by_sql("SELECT  c.course_id, updated_at FROM(SELECT ca.course_id, MAX(ca.updated_at) AS updated_at FROM course_activities ca WHERE ca.course_id IN (" + @user.courses.visible.select('courses.id').map{|c| c.id}.join(',') + ") GROUP BY ca.course_id) AS c ").map {|c| c.course_id}.join(",") + ")"
-      @courses = Course.where("id in #{course_order_ids}").order("#{sort_name} #{sort_type}")
-    else
-      @courses = []
-    end
+    @courses = @user.courses.visible.where("is_delete =?", 0).select("courses.*,(SELECT MAX(updated_at)  FROM `course_activities` WHERE course_activities.course_id = courses.id) AS a").order("a #{sort_type}")
 
     #根据 作业+资源数排序
     if @order.to_i == 2
@@ -2907,12 +2902,7 @@ class UsersController < ApplicationController
     sort_name = "created_on"
     sort_type = @c_sort == 1 ? "asc" : "desc"
 
-    if @user.projects.visible.count > 0
-      project_order_ids = "(" +ForgeActivity.find_by_sql("SELECT  p.project_id, p.created_at FROM (SELECT fa.project_id, MAX(fa.created_at) AS created_at FROM forge_activities fa WHERE fa.project_id IN (" + @user.projects.visible.select('projects.id').map{|p| p.id}.join(',') + ") GROUP BY fa.project_id) AS p ").map {|p| p.project_id}.join(",") + ")"
-      @projects = Project.where("projects.id in #{project_order_ids}").order("#{sort_name} #{sort_type}")
-    else
-      @projects = []
-    end
+    @projects = @user.projects.visible.select("projects.*, (SELECT MAX(created_at)  FROM `forge_activities` WHERE forge_activities.project_id = projects.id) AS a").order("a #{sort_type}")
 
     #根据 问题+资源数排序 @project.project_score.issue_num @project.project_score.attach_num
     if @order.to_i == 2