/**
*
* 撤销订单API接口，Reverse中参数out_trade_no和transaction_id必须填写一个
* appid、mchid、spbill_create_ip、nonce_str不需要填入
* @param Reverse $input
* @param int $time_out
* @throws WxPayException
*/
public function reverse($input, $time_out = 6)
{
$url = 'https://api.mch.weixin.qq.com/secapi/pay/reverse';
//检测必填参数
if (!$input->isOutTradeNoSet() && !$input->isTransactionIdSet()) {
throw new WxPayException('撤销订单API接口中，参数out_trade_no和transaction_id必须填写一个！');
}
$input->setAppid(Wxpay::getConfig('appid'));
//公众账号ID
$input->setMchId(Wxpay::getConfig('mchid'));
//商户号
$input->setSubMchId(Wxpay::getConfig('sub_mch_id'));
//子商户号
$input->setNonceStr($this->getNonceStr());
//随机字符串
$input->setSign();
//签名
$xml = $input->toXml();
$start_time_stamp = $this->getMillisecond();
//请求开始时间
$response = $this->postXmlCurl($xml, $url, true, $time_out);
$result = Results::Init($response);
$this->reportCostTime($url, $start_time_stamp, $result);
//上报请求花费时间
return $result;
}
