ecshop后台添加补货卡密去掉重复添加卡密限制问题

ECSHOP教程网修改ecshop后台添加补货卡密去掉重复添加卡密限制问题方法教程

打开后台admin目录里的virtual_card.php文件，找到如下代码删除即可去掉重复卡密限制问题，即可实现重复不限制添加卡密

/* 在前后两次card_sn不一致时，检查是否有重复记录,一致时直接更新数据 */
if ($_POST['card_sn'] != $_POST['old_card_sn'])
{
$sql = "SELECT count(*) FROM ".$ecs->table('virtual_card')." WHERE goods_id='".$_POST['goods_id']."' AND card_sn='$coded_card_sn'";
if ($db->GetOne($sql) > 0)
{
$link[] = array('text'=>$_LANG['go_back'], 'href'=>'virtual_card.php?act=replenish&goods_id='.$_POST['goods_id']);
sys_msg(sprintf($_LANG['card_sn_exist'],$_POST['card_sn']),1,$link);
}
}