修正后台列表搜索中的多语言数据问题

application/admin/controllers/DataController.php

@@ -473,7 +473,7 @@ class Admin_DataController extends Zend_Controller_Action
 				$sql = "select m.*,md.viewed,g.id as gid,gen.id as genid,st.status as mdstatus, ds.id as datasetid from metadata m
 						left join mdstat md on m.uuid=md.uuid
 						left join geonetworkmetadata g on g.uuid=m.uuid
-						left join dataset ds on m.uuid=ds.uuid
+						left join dataset ds on m.uuid=ds.uuid and ds.lang in ('','cn')
 						LEFT JOIN mdstatus st ON md.uuid=st.uuid
 						left join en.geonetworkmetadata gen on gen.uuid=md.uuid
 						where m.title like '%$keyword%'