admin界面的留言列表过滤掉新用户的留言

app/controllers/admin_controller.rb

@@ -777,8 +777,15 @@ class AdminController < ApplicationController
 
   #留言列表
   def leave_messages
+    notes1, notes2, notes3 = '', '', ''
+    begin
+      notes1 = Message.find(19292).content
+      notes2 = Message.find(19291).content
+      notes3 = Message.find(19504).content
+    rescue => e
+    end
     @jour = JournalsForMessage.find_by_sql("SELECT * FROM journals_for_messages AS j1
-    WHERE j1.jour_type IN ('Course','Principal') AND (j1.m_parent_id IS NULL OR (j1.m_parent_id IN (SELECT id FROM journals_for_messages WHERE jour_type IN ('Course','Principal')))) order by created_on desc")
+    WHERE j1.jour_type IN ('Course','Principal') AND (j1.m_parent_id IS NULL OR (j1.m_parent_id IN (SELECT id FROM journals_for_messages WHERE jour_type IN ('Course','Principal')))) AND j1.notes !='#{notes1}' AND j1.notes !='#{notes2}' AND j1.notes !='#{notes3}' order by created_on desc")
     @jour = paginateHelper @jour,30
     @page = (params['page'] || 1).to_i - 1
     respond_to do |format|