添加tag列表页面的浏览次数统计

vendor/Westdc/Metadata/Tags.php

@@ -96,9 +96,10 @@ class Tags
 		}
 		
 		$sql = "SELECT 
-					m.*
+					m.*,md.viewed
 				FROM {$this->table->metadata} m
 				LEFT join keyword k on m.id=k.id
+				LEFT join {$this->table->metadata_stat} md on m.uuid=md.uuid
 				$wheresql
 				ORDER BY $order {$this->opt->sort}";