数据库更新
update products set images = replace(images, '前缀','http://前缀-cdn.jindongsoft.com/前缀') ;
生成分享图
App\\Http\\Controllers\\Admin\\UserCrudController->gen_image_to_share(Object(Illuminate\\Http\\Request))
购物车图片
app/Http/Controllers/CartController.php:
$cart->image = "http://".env("QINIU_DOMAIN").'/'.$images[0];