1.优化课程首页

2.优化课程首页搜索逻辑

app/controllers/welcome_controller.rb

@@ -32,7 +32,7 @@ class WelcomeController < ApplicationController
   def course
     if params[:school_id]
       @school_id = params[:school_id]
-    else
+    elsif User.current.logged?  && User.current.user_extensions.school
       @school_id = User.current.user_extensions.school.id
     end
     @logoLink ||= logolink()

app/helpers/welcome_helper.rb

@@ -233,8 +233,13 @@ module WelcomeHelper
   def find_all_new_hot_course limit = 9 ,school_id = 0
     #sort_project_by_hot_rails 1, 'course_ac_para DESC', limit
     time_now = Time.new.strftime("%Y");
+    if school_id
     courses = Course.visible.joins(:course_status).where("#{Course.table_name}.created_at like '%#{time_now}%' and #{Course.table_name}.school_id <>
        ?", school_id).order("course_ac_para DESC").limit(limit).all
+    else
+      courses = Course.visible.joins(:course_status).where("#{Course.table_name}.created_at like '%#{time_now}%' and #{Course.table_name}.school_id is not NULL
+       ").order("course_ac_para DESC").limit(limit).all
+     end
     courses
   end