diff --git a/app/helpers/courses_helper.rb b/app/helpers/courses_helper.rb index fb7214fce..4e90fc106 100644 --- a/app/helpers/courses_helper.rb +++ b/app/helpers/courses_helper.rb @@ -35,14 +35,29 @@ module CoursesHelper # a_tags = Course.find_by_sql(sql).select{|course| course.is_public ==1 unless User.current.member_of_course?(course)} # 通过elastic结果获取精品课程 a_courses = [] - courses = Course.search(keywords) - courses.each do |c| - a_courses << c.id - end + #courses = Course.search(keywords) + #courses.each do |c| + # a_courses << c.id + #end a_courses << a_tags unless a_tags.length == 0 + # 课程本身不能搜索显示自己 + excellent_ids = a_courses.flatten.uniq.delete_if{|i| i == current_course.id} + limit = 5 - excellent_ids.length.to_i + sql = "SELECT distinct c.id FROM course_activities cs, courses c where cs.course_id = c.id + and c.is_excellent =1 and c.id != #{current_course.id} order by cs.updated_at desc;" + default_ecourse_ids = Course.find_by_sql(sql).flatten + # REDO:时间紧，待优化 + default_ids =[] + default_ecourse_ids.each do |de| + default_ids << de.id + end + default_ids = default_ids - excellent_ids + #default_ecourse = Course.where("id is not in (?)", ids).find_by_sql(sql).flatten.delete_if{|i| i == current_course.id}.flatten + arr_result = excellent_ids << default_ids + arr_result = arr_result.flatten.first(5) + return arr_result # 过滤条件：精品课程、本身不在搜索范围 - e_courses = Course.where("is_excellent =? and id in (?)",1,a_courses.flatten.uniq).where("id !=?",current_course.id) - e_courses + #e_courses = Course.where("is_excellent =? and id in (?)",1, arr_result).where("id !=?", current_course.id) end # 判断精品课程是否可见，非课程成员无法查看私有课程 diff --git a/app/views/courses/_recommendation.html.erb b/app/views/courses/_recommendation.html.erb index d0afc6ebd..2b890ca5d 100644 --- a/app/views/courses/_recommendation.html.erb +++ b/app/views/courses/_recommendation.html.erb @@ -1,18 +1,20 @@ -<% unless excellent_course_recommend(course).count == 0 %> - -<% end %> - +<% unless excellent_course_recommend(course).length == 0 %> + +<% end %> +