public function create()
{
ini_set('date.timezone', 'Asia/Shanghai');
error_reporting(E_ALL & ~E_NOTICE);
require_once dirname(__FILE__) . "/../lib/WxPay.Api.php";
require_once dirname(__FILE__) . "/../lib/WxPay.JsApiPay.php";
//①、获取用户openid
$tools = new JsApiPay();
$openId = $tools->GetOpenid();
//②、统一下单
$input = new WxPayUnifiedOrder();
$input->SetBody("test");
$input->SetAttach("test");
$input->SetOut_trade_no(WxPayConfig::MCHID . date("YmdHis"));
$input->SetTotal_fee("1");
$input->SetTime_start(date("YmdHis"));
$input->SetTime_expire(date("YmdHis", time() + 600));
$input->SetGoods_tag("test");
$input->SetNotify_url("http://koudaileyuan.com/buy/notify");
$input->SetTrade_type("JSAPI");
$input->SetOpenid($openId);
$order = WxPayApi::unifiedOrder($input);
//echo '<font color="#f00"><b>统一下单支付单信息</b></font><br/>';
//print_r($order);
$jsApiParameters = $tools->GetJsApiParameters($order);
//获取共享收货地址js函数参数
$editAddress = $tools->GetEditAddressParameters();
return array("jsApiParameters" => "{$jsApiParameters}", "editAddress" => "{$editAddress}");
}
/**
*
* 获取jsapi支付的参数
* @param array $UnifiedOrderResult 统一支付接口返回的数据
* @throws WxPayException
*
* @return json数据，可直接填入js函数作为参数
*/
public function GetJsApiParameters($UnifiedOrderResult)
{
if (!array_key_exists("appid", $UnifiedOrderResult) || !array_key_exists("prepay_id", $UnifiedOrderResult) || $UnifiedOrderResult['prepay_id'] == "") {
throw new WxPayException("参数错误");
}
$jsapi = new WxPayJsApiPay();
$jsapi->SetAppid($UnifiedOrderResult["appid"]);
$timeStamp = time();
$jsapi->SetTimeStamp($timeStamp);
$jsapi->SetNonceStr(WxPayApi::getNonceStr());
$jsapi->SetPackage("prepay_id=" . $UnifiedOrderResult['prepay_id']);
$jsapi->SetSignType("MD5");
$jsapi->SetPaySign($jsapi->MakeSign());
$parameters = json_encode($jsapi->GetValues());
return $parameters;
}