php 微信-支付宝APP支付(退款)参数获取

注意事项:

1、微信退款需要双向证书

2、微信金额 需要 乘以100 ,以分为单位。


<?php
class pays{
/**
* 获取微信App支付参数
* @param $userId 支付用户账号
* @param $taskId 支付订单号
* @param $out_trade_no 网站唯一订单号
* @param $total_fee 支付金额
* @return array 参数
*/
public function getPayAlipay($userId,$taskId,$out_trade_no,$total_fee){
//添加支付记录
pdo_insert("taskpaylog",array(
"account"=>$userId,
"taskId"=>$taskId,
"outTradeNo"=>$out_trade_no,
"payType"=>"alipay",//支付方式,Alipay 阿里,WeChat 微信
"createtime"=>time()
));

vendor('alipay.aop.AopClient');
vendor('alipay.aop.SignData');
vendor('alipay.aop.request.AlipayTradeAppPayRequest');

$aop = new \AopClient ();
$aop->gatewayUrl = "https://openapi.alipay.com/gateway.do";//"https://openapi.alipay.com/gateway.do"; https://openapi.alipaydev.com/gateway.do

$aop->appId = "***************************************";//“应用ID,填写你的APPID”;
$aop->rsaPrivateKey = "***************************************";//"商户私钥,您的原始格式RSA私钥()";
$aop->alipayrsaPublicKey = "***************************************";

$aop->apiVersion = '1.0';
$aop->signType = "RSA2";
$aop->postCharset = 'UTF-8';
$aop->format = "json";

$appRequest = new \AlipayTradeAppPayRequest();
$bizcontent = json_encode([
'body' => '测试支付', //订单描述
'subject' => '项目名称', //订单标题
'timeout_express' => '30m',//超时时间
'out_trade_no' => $out_trade_no, //商户网站唯一订单号
'total_amount' => "{$total_fee}", //订单总金额
'product_code' => 'QUICK_MSECURITY_PAY', //固定值
]);
$url = "http://{$_SERVER['HTTP_HOST']}/notify/aliPay.php";
$appRequest->setNotifyUrl($url); //设置异步通知地址
$appRequest->setBizContent($bizcontent);
$response = $aop->sdkExecute($appRequest);
return array("code"=>0,"result"=>$response);
//return htmlspecialchars($response);
}

/**
* 调用支付宝app支付退款
* @param $out_trade_no
* @param $refund_fee
* @return string
*/
public function tkAlipay($out_trade_no,$refund_fee){
vendor('alipay.aop.AopClient');
vendor('alipay.aop.SignData');
vendor('alipay.aop.request.AlipayTradeRefundRequest');


$aop = new \AopClient ();
$aop->gatewayUrl = 'https://openapi.alipay.com/gateway.do';
$aop->appId = "***************************************";//“应用ID,填写你的APPID”;
$aop->rsaPrivateKey = "***************************************";//"商户私钥,您的原始格式RSA私钥()";
$aop->alipayrsaPublicKey = "***************************************";

$aop->apiVersion = '1.0';
$aop->signType = "RSA2";
$aop->postCharset = 'UTF-8';
$aop->format = "json";
$request = new \AlipayTradeRefundRequest ();


//"\"trade_no\":\"2014112611001004680073956707\"," . //支付宝交易号,和商户订单号不能同时为空 特殊可选
$request->setBizContent("{" .
"\"out_trade_no\":\"{$out_trade_no}\"," . //订单支付时传入的商户订单号,不能和 trade_no同时为空。 特殊可选
"\"refund_amount\":\"{$refund_fee}\"," . //需要退款的金额,该金额不能大于订单金额,单位为元,支持两位小数 必选
"\"refund_reason\":\"订单取消-退款\"" . //退款的原因说明 正常退款 可选 最后的“,”逗号去掉
"}");
$result = $aop->execute($request);
$responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";
$resultCode = $result->$responseNode->code;
if(!empty($resultCode) && $resultCode == 10000){
return "SUCCESS";
} else {
return "FAIL";
}
}

/**
* 获取支付宝App支付参数
* @param $userId 支付用户账号
* @param $taskId 支付订单号
* @param $out_trade_no 网站唯一订单号
* @param $total_fee 支付金额
* @return array 参数
*/
//获取微信支付参数
public function getPayWechat($userId,$taskId,$out_trade_no,$total_fee){
//添加支付记录
pdo_insert("taskpaylog",array(
"account"=>$userId,
"taskId"=>$taskId,
"outTradeNo"=>$out_trade_no,
"payType"=>"WeChat",//支付方式,Alipay 阿里,WeChat 微信
"createtime"=>time()
));

$key = '***************************************';//key为商户平台设置的密钥key
$appid = '***************************************';//应用ID
$mch_id = '***************************************';//商户号

$nonce_str = mt_rand(100000, 999999);//随机字符串
$body = '测试支付';//商品描述
$total_fee = $total_fee * 100;//总金额
$spbill_create_ip = $_SERVER['REMOTE_ADDR'];//终端IP
$out_trade_no = $out_trade_no;//商户系统内部订单号,要求32个字符内,只能是数字、大小写字母_-|*且在同一个商户号下唯一。详见商户订单号
$notify_url = 'http://'.$_SERVER['HTTP_HOST'].'/notify/wechatPay.php';//通知地址
$trade_type = 'APP';//交易类型

//https://pay.weixin.qq.com/wiki/doc/api/app/app.php?chapter=9_1
$stra = "appid=".$appid."&body=".$body."&mch_id=".$mch_id."&nonce_str=".$nonce_str."&notify_url=".$notify_url."&out_trade_no=".$out_trade_no."&spbill_create_ip=".$spbill_create_ip."&total_fee=".$total_fee."&trade_type=".$trade_type;
$str = $stra."&key=".$key;
$sign = strtoupper(md5($str));
$datas = "<xml>
<appid>$appid</appid>
<body>$body</body>
<mch_id>$mch_id</mch_id>
<nonce_str>$nonce_str</nonce_str>
<notify_url>$notify_url</notify_url>
<out_trade_no>$out_trade_no</out_trade_no>
<spbill_create_ip>$spbill_create_ip</spbill_create_ip>
<total_fee>$total_fee</total_fee>
<trade_type>$trade_type</trade_type>
<sign>$sign</sign>
</xml>";

//统一下单接口
$url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
// 创建一个新cURL资源
$ch = curl_init();
// 设置URL和相应的选项
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $datas);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
// 抓取URL并把它传递给浏览器
$package = curl_exec($ch);
//关闭cURL资源,并且释放系统资源
curl_close($ch);

$xml = simplexml_load_string($package, 'SimpleXMLElement', LIBXML_NOCDATA);
$data = json_decode(json_encode($xml),TRUE);

//https://pay.weixin.qq.com/wiki/doc/api/app/app.php?chapter=9_12&index=2
if($data['return_code'] == 'SUCCESS') {
$time = time();
$packages = "Sign=WXPay";
$stra = "appid=".$data['appid']."&noncestr=".$data['nonce_str']."&package=".$packages."&partnerid=".$data['mch_id']."&prepayid=".$data['prepay_id']."&timestamp=".$time;
$str = $stra."&key=".$key;
$signs = strtoupper(md5($str));

return array(
'code' => 0,
'result' => array(
'appid' => $data['appid'],
'partnerid' => $data['mch_id'],
'mch_id' => $data['mch_id'],
'prepayid' => $data['prepay_id'],
'package' => $packages,
'noncestr' => $data['nonce_str'],
'timestamp' => ''.$time,
'sign' => $signs,
)
);
}else {
return array(
'status' => 1,
'return_msg' => $data
);
}
}

/**
* 微信app支付退款函数
* @param $out_trade_no string 退款的订单
* @param $out_refund_no string 退款单号
* @param $total_fee int 已支付金额
* @param $refund_fee int 退款金额
* @return mixed 退款返回参数
*/
public function tkWechat($out_trade_no,$out_refund_no,$total_fee,$refund_fee){
$refund_fee *= 100;
$total_fee *= 100;

$key = '***************************************';//key为商户平台设置的密钥key
$appid = '***************************************';//应用ID
$mch_id = '***************************************';//商户号

$nonce_str = ''.strval(mt_rand(100000, 999999));//随机字符串

$stra = "appid=".$appid."&mch_id=".$mch_id."&nonce_str=".$nonce_str."&out_refund_no=".$out_refund_no."&out_trade_no=".$out_trade_no."&refund_fee=".$refund_fee."&total_fee=".$total_fee;
$str = $stra ."&key=" . $key;
$sign = strtoupper(md5($str));//签名

$dataXML = "<xml>
<appid>$appid</appid>
<mch_id>$mch_id</mch_id>
<nonce_str>$nonce_str</nonce_str>
<out_refund_no>$out_refund_no</out_refund_no>
<out_trade_no>$out_trade_no</out_trade_no>
<refund_fee>$refund_fee</refund_fee>
<total_fee>$total_fee</total_fee>
<sign>$sign</sign>
</xml>";

$url = "https://api.mch.weixin.qq.com/secapi/pay/refund";//退款接口链接
$ch = curl_init();
//超时时间
curl_setopt($ch,CURLOPT_TIMEOUT,30);
//这里设置代理,如果有的话
//curl_setopt($ch,CURLOPT_PROXY, '8.8.8.8');
//curl_setopt($ch,CURLOPT_PROXYPORT, 8080);
curl_setopt($ch,CURLOPT_URL, $url);
curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);
curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,FALSE);
//设置header
curl_setopt($ch,CURLOPT_HEADER,FALSE);
//要求结果为字符串且输出到屏幕上
curl_setopt($ch,CURLOPT_RETURNTRANSFER,TRUE);

// 设置证书
curl_setopt($ch, CURLOPT_SSLCERTTYPE, 'pem');
curl_setopt($ch, CURLOPT_SSLCERT, 'notify/cert/apiclient_cert.pem');
curl_setopt($ch, CURLOPT_SSLCERTTYPE, 'pem');
curl_setopt($ch, CURLOPT_SSLKEY, 'notify/cert/apiclient_key.pem');
// curl_setopt($ch, CURLOPT_SSLCERTTYPE, 'pem');
// curl_setopt($ch, CURLOPT_CAINFO, dirname(__FILE__) . '/WxPay/cert/rootca.pem');

curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $dataXML);
$package = curl_exec($ch);
curl_close($ch);

$xml = simplexml_load_string($package, 'SimpleXMLElement', LIBXML_NOCDATA);
$data = json_decode(json_encode($xml),TRUE);
if($data['return_code'] == 'SUCCESS'){
return "SUCCESS";
} else {
return "FAIL";
}
}
}

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转载自www.cnblogs.com/jj0219/p/10431984.html