diff --git a/webapp/models/RankBattle.php b/webapp/models/RankBattle.php
index ebe9d57f..6dd7a060 100644
--- a/webapp/models/RankBattle.php
+++ b/webapp/models/RankBattle.php
@@ -114,17 +114,51 @@ class RankBattle extends BaseModel
         if (!self::inspectType($type)){
             return  array();
         }
-        $row = SqlHelper::ormSelectOne
-        (myself()->_getSelfMysql(),
-            't_rank_battle',
-            array(
-                'account_id' => myself()->_getAccountId(),
-                'type' => $type,
-                'mode' => $mode,
-                'class' => $class,
-            )
-        );
-        return $row ? $row : null;
+
+        $row = array();
+        switch ($class) {
+            case self::OVERALL_CHARTS : {
+                $row = SqlHelper::ormSelectOne
+                (myself()->_getSelfMysql(),
+                    't_rank_battle',
+                    array(
+                        'account_id' => myself()->_getAccountId(),
+                        'type' => $type,
+                        'mode' => $mode,
+                        'class' => $class,
+                    )
+                );
+            }
+            break;
+            case self::DAILY_CHARTS :{
+                $row = SqlHelper::ormSelectOne
+                (myself()->_getSelfMysql(),
+                    't_rank_battle',
+                    array(
+                        'account_id' => myself()->_getAccountId(),
+                        'type' => $type,
+                        'mode' => $mode,
+                        'class' => $class,
+                        "writetime" => myself()->_getNowDaySeconds(),
+                    )
+                );
+            }
+            break;
+            case self::WEEKLY_CHARTS:{
+                $row = SqlHelper::ormSelectOne
+                (myself()->_getSelfMysql(),
+                    't_rank_battle',
+                    array(
+                        'account_id' => myself()->_getAccountId(),
+                        'type' => $type,
+                        'mode' => $mode,
+                        'class' => $class,
+                        "writetime" => myself()->_getMondaySeconds(),
+                    )
+                );
+            }
+        }
+        return $row ;
     }
 
     public static function upsert($account,$mode,$type,$val){