统计，如果数据都是0，去掉

application/admin/controller/Tongji.php

@@ -120,6 +120,11 @@ class Tongji extends Backend
 
             //
             $userlist[$key] = $user;
+
+            //如果数据都是0，去掉
+            if($user['paper_count'] == 0 && $user['train_count'] == 0){
+                unset($userlist[$key]);
+            }
         }
 
         $this->assign('datalist',$userlist);