GetOpenid();
if(!$openId)sysmsg('OpenId获取失败');
$DB->query("update `pre_order` set `buyer` ='$openId' where `trade_no`='".TRADE_NO."'");
//②、统一下单
$input = new WxPayUnifiedOrder();
$input->SetBody($ordername);
$input->SetOut_trade_no(TRADE_NO);
$input->SetTotal_fee(strval($order['money']*100));
$input->SetTime_start(date("YmdHis"));
$input->SetTime_expire(date("YmdHis", time() + 600));
$input->SetNotify_url($conf['localurl'].'pay/wxpaysl/notify/'.TRADE_NO.'/');
$input->SetTrade_type("JSAPI");
$input->SetProduct_id("01001");
$input->SetOpenid($openId);
$order = WxPayApi::unifiedOrder($input);
if($order["result_code"]=='SUCCESS'){
$jsApiParameters = $tools->GetJsApiParameters($order);
}else{
sysmsg('微信支付下单失败！['.$order["return_code"].'] '.$order["return_msg"].'['.$order["err_code"].'] '.$order["err_code_des"]);
}
$_SESSION[$trade_no.'_wxpay'] = $jsApiParameters;
}
if($_GET['d']==1){
$redirect_url='data.backurl';
}else{
$redirect_url='\'/pay/wxpay/ok/'.TRADE_NO.'/\'';
}
?>