区别一个大推荐和四个小图推荐的数据中大图是多张图与一张图

@@ -298,7 +298,12 @@ class FloorProcess
             $one['img'] = Helpers::getImageUrl($one['src'], 640, 403);
             unset($one['src']);
         }
+
+	    // 区别多张图与一张图
+	    if (count($data['big_image']) > 1) {
 		    $result['big_image']['list'] = $data['big_image'];
+		    unset($data['big_image']);
+	    }
 
         foreach ($data['list'] as $kk => &$one) {
             if ($kk == 0) {
@@ -318,8 +323,6 @@ class FloorProcess
             $data['title']['more_url'] = Helpers::getFilterUrl($data['title']['more_url']);
         }
 
-        unset($data['big_image']);
-
         $result['goodsCategory'] = $data;
 
         return $result;