/**
* 作用：设置jsapi的参数
*/
public function getParameters()
{
$jsApiObj["appId"] = \System\lib\WxPay\WxPayConf_pub::APPID();
$timeStamp = time();
$jsApiObj["timeStamp"] = "{$timeStamp}";
$jsApiObj["nonceStr"] = $this->createNoncestr();
$jsApiObj["package"] = "prepay_id={$this->prepay_id}";
$jsApiObj["signType"] = "MD5";
$jsApiObj["paySign"] = $this->getSign($jsApiObj);
$this->parameters = json_encode($jsApiObj);
return $this->parameters;
}
/**
* 支付逻辑
* $data array 传入数据 array("orderSn"=>"","money"=>"","attach"=>"")
*/
public function wechatPay($data, $openid)
{
/**
* JS_API支付demo
* ====================================================
* 在微信浏览器里面打开H5网页中执行JS调起支付。接口输入输出数据格式为JSON。
* 成功调起支付需要三个步骤：
* 步骤1：网页授权获取用户openid
* 步骤2：使用统一支付接口，获取prepay_id
* 步骤3：使用jsapi调起支付
*/
//include_once("../WxPayPubHelper/WxPayPubHelper.php");
//使用jsapi接口
$jsApi = new \System\lib\WxPay\JsApi_pub();
//=========步骤1：网页授权获取用户openid============
//通过code获得openid
//$openid=$_SESSION['openid'];
//echo $openid;
//=========步骤2：使用统一支付接口，获取prepay_id============
//使用统一支付接口
$unifiedOrder = new \System\lib\WxPay\UnifiedOrder_pub();
if (empty($data['notifyUrl'])) {
$data['notifyUrl'] = \System\lib\WxPay\WxPayConf_pub::NOTIFY_URL();
}
//设置统一支付接口参数
//设置必填参数
//appid已填,商户无需重复填写
//mch_id已填,商户无需重复填写
//noncestr已填,商户无需重复填写
//spbill_create_ip已填,商户无需重复填写
//sign已填,商户无需重复填写
$unifiedOrder->setParameter("openid", "{$openid}");
//商品描述
$unifiedOrder->setParameter("body", $data['body']);
//商品描述
$unifiedOrder->setParameter("detail", $data['detail']);
//商品描述
//自定义订单号，此处仅作举例
$timeStamp = time();
$out_trade_no = \System\lib\WxPay\WxPayConf_pub::APPID() . "{$timeStamp}";
$unifiedOrder->setParameter("out_trade_no", $data['orderSn']);
//商户订单号
$unifiedOrder->setParameter("total_fee", $data['price']);
//总金额
$unifiedOrder->setParameter("notify_url", $data['notifyUrl']);
//通知地址
//$unifiedOrder->setParameter("notify_url", $data['notifyUrl']);//通知地址
$unifiedOrder->setParameter("trade_type", "JSAPI");
//交易类型
//非必填参数，商户可根据实际情况选填
//$unifiedOrder->setParameter("sub_mch_id","XXXX");//子商户号
//$unifiedOrder->setParameter("device_info","XXXX");//设备号
$unifiedOrder->setParameter("attach", $data['attach']);
//附加数据
//$unifiedOrder->setParameter("time_start","XXXX");//交易起始时间
//$unifiedOrder->setParameter("time_expire","XXXX");//交易结束时间
//$unifiedOrder->setParameter("goods_tag",$data['goods_tag']);//商品标记
//$unifiedOrder->setParameter("openid","XXXX");//用户标识
//$unifiedOrder->setParameter("product_id",$data['product_id']);//商品ID
$prepay_id = $unifiedOrder->getPrepayId();
//dump($unifiedOrder->createXml());
//dump($prepay_id);
//exit();
if (!$prepay_id) {
return false;
}
//=========步骤3：使用jsapi调起支付============
$jsApi->setPrepayId($prepay_id);
$jsApiParameters = $jsApi->getParameters();
//dump($jsApiParameters);
return $jsApiParameters;
}