public function pay()
{
ini_set('date.timezone', 'Asia/Shanghai');
require_once "lib/WxPay.Api.php";
require_once "WxPay.JsApiPay.php";
$sn = $_GET['sn'];
$code = $_GET['code'];
$data = json_decode(cookie('login'), true);
$arr = D('Shop')->orderdetail($sn, $data['user']);
if ($arr['show_status'] == '未付款') {
$tools = new JsApiPay();
$openId = $tools->getOpenidFromMp($code);
$input = new WxPayUnifiedOrder();
$input->SetBody("民间厨王");
$input->SetAttach("test");
$input->SetOut_trade_no($sn);
$total_fee = $arr['goods_price'] * 100;
$input->SetTotal_fee(intval($total_fee));
$input->SetTime_start(date("YmdHis"));
$input->SetTime_expire(date("YmdHis", time() + 600));
$input->SetGoods_tag("test");
$input->SetNotify_url("http://www.minjianchuwang.com/Home/Order/notify_url.html");
$input->SetTrade_type("JSAPI");
$input->SetOpenid($openId);
$order = WxPayApi::unifiedOrder($input);
$jsApiParameters = $tools->GetJsApiParameters($order);
$this->assign('jsApiParameters', $jsApiParameters);
$daojishi = $arr['add_time'] + 600 - time();
$this->assign('daojishi', $daojishi);
$this->assign('orderdetail', $arr);
$this->assign('address', explode(';', $arr['address']));
$totalcount = M('cart')->where(array('user' => $data['user']))->sum('goods_number');
$this->assign('totalcount', $totalcount);
$this->display('order_details');
} else {
$this->redirect('Order/index');
}
}