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<?php
/**
* +----------------------------------------------------------------------
* | CRMEB [ CRMEB赋能开发者助力企业发展 ]
* +----------------------------------------------------------------------
* | Copyright (c) 2016~2022 https://www.crmeb.com All rights reserved.
* +----------------------------------------------------------------------
* | Licensed CRMEB并不是自由软件未经许可不能去掉CRMEB相关版权
* +----------------------------------------------------------------------
* | Author: CRMEB Team <admin@crmeb.com>
* +----------------------------------------------------------------------
*/
namespace crmeb\services\wechat\v3pay;
use crmeb\exceptions\PayException;
use crmeb\services\wechat\Payment;
/**
* v3支付
* Class PayClient
* @package crmeb\services\easywechat\v3pay
*/
class PayClient extends BaseClient
{
//app支付
const API_APP_APY_URL = 'v3/pay/transactions/app';
//二维码支付截图
const API_NATIVE_URL = 'v3/pay/transactions/native';
//h5支付接口
const API_H5_URL = 'v3/pay/transactions/h5';
//jsapi支付接口
const API_JSAPI_URL = 'v3/pay/transactions/jsapi';
//发起商家转账API
const API_BATCHES_URL = 'v3/transfer/batches';
//退款
const API_REFUND_URL = 'v3/refund/domestic/refunds';
//退款查询接口
const API_REFUND_QUERY_URL = 'v3/refund/domestic/refunds/{out_refund_no}';
/**
* @var string
*/
protected $type = Payment::WEB;
/**
* @param string $type
* @return $this
* @author 等风来
* @email 136327134@qq.com
* @date 2022/11/18
*/
public function setType(string $type)
{
$this->type = $type;
return $this;
}
/**
* 公众号jsapi支付下单
* @param string $outTradeNo
* @param string $total
* @param string $description
* @param string $attach
* @return mixed
*/
public function jsapiPay(string $openid, string $outTradeNo, string $total, string $description, string $attach)
{
$appId = $this->app['config']['v3_payment']['other']['wechat']['appid'];
$res = $this->pay('jsapi', $appId, $outTradeNo, $total, $description, $attach, ['openid' => $openid]);
return $this->configForJSSDKPayment($appId, $res['prepay_id']);
}
/**
* 小程序支付
* @param string $outTradeNo
* @param string $total
* @param string $description
* @param string $attach
* @return array|false|string
*/
public function miniprogPay(string $openid, string $outTradeNo, string $total, string $description, string $attach)
{
$appId = $this->app['config']['v3_payment']['other']['miniprog']['appid'];
$res = $this->pay('jsapi', $appId, $outTradeNo, $total, $description, $attach, ['openid' => $openid]);
return $this->configForJSSDKPayment($appId, $res['prepay_id']);
}
/**
* APP支付下单
* @param string $outTradeNo
* @param string $total
* @param string $description
* @param string $attach
* @return mixed
*/
public function appPay(string $outTradeNo, string $total, string $description, string $attach)
{
$res = $this->pay('app', $this->app['config']['v3_payment']['other']['app']['appid'], $outTradeNo, $total, $description, $attach);
return $this->configForAppPayment($res['prepay_id']);
}
/**
* native支付下单
* @param string $outTradeNo
* @param string $total
* @param string $description
* @param string $attach
* @return mixed
*/
public function nativePay(string $outTradeNo, string $total, string $description, string $attach)
{
return $this->pay('native', $this->app['config']['v3_payment']['other']['wechat']['appid'], $outTradeNo, $total, $description, $attach);
}
/**
* h5支付下单
* @param string $outTradeNo
* @param string $total
* @param string $description
* @param string $attach
* @return mixed
*/
public function h5Pay(string $outTradeNo, string $total, string $description, string $attach)
{
$res = $this->pay('h5', $this->app['config']['v3_payment']['other']['wechat']['appid'], $outTradeNo, $total, $description, $attach);
return ['mweb_url' => $res['h5_url']];
}
/**
* 下单
* @param string $type
* @param string $appid
* @param string $outTradeNo
* @param string $total
* @param string $description
* @param string $attach
* @param array $payer
* @return mixed
*/
public function pay(string $type, string $appid, string $outTradeNo, string $total, string $description, string $attach, array $payer = [])
{
$totalFee = (int)bcmul($total, '100');
$data = [
'appid' => $appid,
'mchid' => $this->app['config']['v3_payment']['mch_id'],
'out_trade_no' => $outTradeNo,
'attach' => $attach,
'description' => $description,
'notify_url' => $this->app['config']['v3_payment']['notify_url'],
'amount' => [
'total' => $totalFee,
'currency' => 'CNY'
],
];
if ($payer) {
$data['payer'] = $payer;
}
$url = '';
switch ($type) {
case 'h5':
$url = self::API_H5_URL;
$data['scene_info'] = [
'payer_client_ip' => request()->ip(),
'h5_info' => [
'type' => 'Wap'
]
];
break;
case 'native':
$url = self::API_NATIVE_URL;
break;
case 'app':
$url = self::API_APP_APY_URL;
break;
case 'jsapi':
$url = self::API_JSAPI_URL;
break;
}
if (!$url) {
throw new PayException('缺少请求地址');
}
$res = $this->request($url, 'POST', ['json' => $data]);
if (!$res) {
throw new PayException('微信支付:下单失败');
}
if (isset($res['code']) && isset($res['message'])) {
throw new PayException($res['message']);
}
return $res;
}
/**
* 发起商家转账API
* @param string $outBatchNo
* @param string $amount
* @param string $batchName
* @param string $remark
* @param array $transferDetailList
* @return mixed
*/
public function batches(string $outBatchNo, string $amount, string $batchName, string $remark, array $transferDetailList)
{
$totalFee = '0';
$amount = bcadd($amount, '0', 2);
foreach ($transferDetailList as &$item) {
if ($item['transfer_amount'] >= 2000 && empty($item['user_name'])) {
throw new PayException('明细金额大于等于2000时,收款人姓名必须填写');
}
$totalFee = bcadd($totalFee, $item['transfer_amount'], 2);
$item['transfer_amount'] = (int)bcmul($item['transfer_amount'], 100, 0);
if (isset($item['user_name'])) {
$item['user_name'] = $this->encryptor($item['user_name']);
}
}
if ($totalFee !== $amount) {
throw new PayException('转账明细金额总和和转账总金额不一致');
}
$amount = (int)bcmul($amount, 100, 0);
$appid = null;
if ($this->type === Payment::WEB) {
$appid = $this->app['config']['v3_payment']['other']['wechat']['appid'];
} else if ($this->type === Payment::MINI) {
$appid = $this->app['config']['v3_payment']['other']['miniprog']['appid'];
} else if ($this->type === Payment::APP) {
$appid = $this->app['config']['v3_payment']['other']['app']['appid'];
}
if (!$appid) {
throw new PayException('暂时只支持微信用户、小程序用户、APP微信登录用户提现');
}
$data = [
'appid' => $appid,
'out_batch_no' => $outBatchNo,
'batch_name' => $batchName,
'batch_remark' => $remark,
'total_amount' => $amount,
'total_num' => count($transferDetailList),
'transfer_detail_list' => $transferDetailList
];
$res = $this->request(self::API_BATCHES_URL, 'POST', ['json' => $data]);
if (!$res) {
throw new PayException('微信支付:发起商家转账失败');
}
if (isset($res['code']) && isset($res['message'])) {
throw new PayException($res['message']);
}
return $res;
}
/**
* 退款
* @param string $outTradeNo
* @param array $options
* @return mixed
*/
public function refund(string $outTradeNo, array $options = [])
{
if (!isset($options['pay_price'])) {
throw new PayException(400730);
}
$totalFee = floatval(bcmul($options['pay_price'], 100, 0));
$refundFee = isset($options['refund_price']) ? floatval(bcmul($options['refund_price'], 100, 0)) : null;
$refundReason = $options['desc'] ?? '';
$refundNo = $options['refund_id'] ?? $outTradeNo;
/*仅针对老资金流商户使用
REFUND_SOURCE_UNSETTLED_FUNDS---未结算资金退款(默认使用未结算资金退款)
REFUND_SOURCE_RECHARGE_FUNDS---可用余额退款
*/
$refundAccount = $opt['refund_account'] ?? 'AVAILABLE';
$data = [
'transaction_id' => $outTradeNo,
'out_refund_no' => $refundNo,
'amount' => [
'refund' => (int)$refundFee,
'currency' => 'CNY',
'total' => (int)$totalFee
],
'funds_account' => $refundAccount
];
if ($refundReason) {
$data['reason'] = $refundReason;
}
$res = $this->request(self::API_REFUND_URL, 'POST', ['json' => $data]);
if (!$res) {
throw new PayException('微信支付:发起退款失败');
}
if (isset($res['code']) && isset($res['message'])) {
throw new PayException($res['message']);
}
return $res;
}
/**
* 查询退款
* @param string $outRefundNo
* @return mixed
*/
public function queryRefund(string $outRefundNo)
{
$res = $this->request($this->getApiUrl(self::API_REFUND_QUERY_URL, ['out_refund_no'], [$outRefundNo]), 'GET');
if (!$res) {
throw new PayException(500000);
}
if (isset($res['code']) && isset($res['message'])) {
throw new PayException($res['message']);
}
return $res;
}
/**
* jsapi支付
* @param string $appid
* @param string $prepayId
* @param bool $json
* @return array|false|string
*/
public function configForPayment(string $appid, string $prepayId, bool $json = true)
{
$params = [
'appId' => $appid,
'timeStamp' => strval(time()),
'nonceStr' => uniqid(),
'package' => "prepay_id=$prepayId",
'signType' => 'RSA',
];
$message = $params['appId'] . "\n" .
$params['timeStamp'] . "\n" .
$params['nonceStr'] . "\n" .
$params['package'] . "\n";
openssl_sign($message, $raw_sign, $this->getPrivateKey(), 'sha256WithRSAEncryption');
$sign = base64_encode($raw_sign);
$params['paySign'] = $sign;
return $json ? json_encode($params) : $params;
}
/**
* Generate app payment parameters.
* @param string $prepayId
* @return array
*/
public function configForAppPayment(string $prepayId): array
{
$params = [
'appid' => $this->app['config']['v3_payment']['other']['app']['appid'],
'partnerid' => $this->app['config']['v3_payment']['mch_id'],
'prepayid' => $prepayId,
'noncestr' => uniqid(),
'timestamp' => time(),
'package' => 'Sign=WXPay',
];
$message = $params['appid'] . "\n" .
$params['timestamp'] . "\n" .
$params['noncestr'] . "\n" .
$params['prepayid'] . "\n";
openssl_sign($message, $raw_sign, $this->getPrivateKey(), 'sha256WithRSAEncryption');
$sign = base64_encode($raw_sign);
$params['sign'] = $sign;
return $params;
}
/**
* 小程序支付
* @param string $appid
* @param string $prepayId
* @return array|false|string
*/
public function configForJSSDKPayment(string $appid, string $prepayId)
{
$config = $this->configForPayment($appid, $prepayId, false);
$config['timestamp'] = $config['timeStamp'];
unset($config['timeStamp']);
return $config;
}
/**
* @param $callback
* @return \think\Response
*/
public function handleNotify($callback)
{
$request = request();
$success = $request->post('event_type') === 'TRANSACTION.SUCCESS';
$data = $this->decrypt($request->post('resource', []));
$handleResult = call_user_func_array($callback, [json_decode($data, true), $success]);
if (is_bool($handleResult) && $handleResult) {
$response = [
'code' => 'SUCCESS',
'message' => 'OK',
];
} else {
$response = [
'code' => 'FAIL',
'message' => $handleResult,
];
}
return response($response, 200, [], 'json');
}
}