班级活跃度排行去除老师和教辅

app/helpers/courses_helper.rb

@@ -912,9 +912,10 @@ module CoursesHelper
   end
 
   def contributor_course_scor(course_id)
-    ccs = CourseContributorScore.find_by_sql("SELECT * FROM `course_contributor_scores` where course_id = #{course_id} order by
-        (message_num*2 + message_reply_num + news_reply_num + news_num +
-         resource_num*5 + journal_num + homework_journal_num ) desc limit 6;")
+    ccs = CourseContributorScore.find_by_sql("SELECT ccs.*, (message_num*2 + message_reply_num + news_reply_num + news_num +
+         resource_num*5 + journal_num + homework_journal_num ) as con_score FROM `course_contributor_scores` ccs JOIN students_for_courses sfs
+        ON sfs.student_id = ccs.user_id AND sfs.course_id = ccs.course_id where ccs.course_id = #{course_id} order by
+        con_score desc limit 6;")
   end
 
   #用户在该课程是否具有某个角色

app/views/courses/_course_activity_users.html.erb

@@ -23,11 +23,8 @@
           总得分为以上得分之和</div>
       </div>
       <% contributor_course_scor(course.id).each do |contributor_score| %>
-          <% total_score = contributor_score.resource_num.to_i * 5 + contributor_score.message_num.to_i * 2 +
-                  contributor_score.message_reply_num.to_i * 1 + contributor_score.journal_num.to_i * 1 +
-                  + contributor_score.homework_journal_num.to_i * 1 + contributor_score.news_reply_num.to_i * 1 +
-                  contributor_score.news_num.to_i * 1 %>
-          <% unless total_score ==0 %>
+          <% total_score = contributor_score.con_score %>
+          <% if !total_score.nil? && total_score !=0 %>
               <li>
                 <%=link_to image_tag(url_to_avatar(contributor_score.user), :width => "50", :height => "50", :class=> "rankPortrait"),user_path(contributor_score.user) %>
                 <p><%=link_to contributor_score.user.show_name, user_path(contributor_score.user.id), :title => contributor_score.user.show_name %></p>