/**
*
* 企业支付
* partner_trade_no、check_name、re_user_name，amount，desc、openid为必填参数
* appid、mchid、spbill_create_ip、nonce_str不需要填入
<xml>
<mch_appid>wxe062425f740c30d8</mch_appid>
<mchid>10000098</mchid>
<nonce_str>3PG2J4ILTKCH16CQ2502SI8ZNMTM67VS</nonce_str>
<partner_trade_no>100000982014120919616</partner_trade_no>
<openid>ohO4Gt7wVPxIT1A9GjFaMYMiZY1s</openid>
<check_name>OPTION_CHECK</check_name>
<re_user_name>张三</re_user_name>
<amount>100</amount>
<desc>节日快乐!</desc>
<spbill_create_ip>10.2.3.10</spbill_create_ip>
<sign>C97BDBACF37622775366F38B629F45E3</sign>
</xml>
* @param WxPayRefund $inputObj
* @param int $timeOut
* @throws WxPayException
* @return 成功时返回，其他抛异常
*/
public static function sendPay($inputObj, $timeOut = 6)
{
$url = "https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers";
//检测必填参数
if (!$inputObj->IsPartner_Trade_No()) {
//mch_appid
throw new WxPayException("付款接口中，却少必填partner_trade_no！");
} elseif (!$inputObj->IsRe_user_name()) {
throw new WxPayException("付款接口中，却少必填re_user_name！");
} else {
if (!$inputObj->IsOpenid()) {
throw new WxPayException("付款接口中，缺少必填参数openid！");
} else {
if (!$inputObj->IsAmount()) {
throw new WxPayException("付款接口中，缺少必填参数amount！");
} else {
if (!$inputObj->IsDesc()) {
throw new WxPayException("付款接口中，缺少必填参数desc！");
}
}
}
}
$inputObj->SetMch_appid(WxPayConfig::APPID);
//公众账号ID
$inputObj->SetMch_id(WxPayConfig::MCHID);
//商户号
$inputObj->SetCheck_Name('NO_CHECK');
//商户号
$inputObj->SetSpbill_create_ip('127.0.0.1');
$inputObj->SetNonce_str(self::getNonceStr());
//随机字符串
$inputObj->SetSign();
//签名
$xml = $inputObj->ToXml();
// echo htmlspecialchars($xml);
$startTimeStamp = self::getMillisecond();
//请求开始时间
$response = self::postXmlCurl($xml, $url, true, $timeOut);
$obj = new WxPayResults();
$obj->FromXml($response);
$result = $obj->GetValues();
self::reportCostTime($url, $startTimeStamp, $result);
//上报请求花费时间
return $result;
}