更新

@@ -379,7 +379,7 @@ class Upload
             'extparam'    => '',
         );
         $token = $this->getQiniuToken();
-        $this->qiniu(PUBLIC_PATH.$params['url'],$params['url'],$token);
+        $this->qiniu(PUBLIC_PATH.$params['url'],substr($params['url'],1),$token);
         $attachment = new Attachment();
         $attachment->data(array_filter($params));
         $attachment->save();
@@ -399,7 +399,11 @@ class Upload
     {
         $upload = new UploadManager();
         list($ret,$err) = $upload->putFile($token,$key,$filename);
-        return $err;
+        if ($err !== null) {
+            return $err;
+        } else {
+            return $ret;
+        }
     }
 
     /**