Mongo数据库驱动类的update方法支持 只更新满足条件的第一条记录

Author: liu21st

Extend/Driver/Db/DbMongo.class.php

@@ -278,7 +278,12 @@ public function update($data,$options) {
         try{
             // 记录开始执行时间
             G('queryStartTime');
-            $result   = $this->_collection->update($query,$set,array("multiple" => true));
+            if(isset($options['limit']) && $options['limit'] == 1) {
+                $multiple   =   array("multiple" => false);
+            }else{
+                $multiple   =   array("multiple" => true);
+            }
+            $result   = $this->_collection->update($query,$set,$multiple);
             $this->debug();
             return $result;
         } catch (MongoCursorException $e) {