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<?php
/**
* @Author: [FENG] <1161634940@qq.com>
* @Date: 2020-09-27T16:28:31+08:00
* @Last Modified by: [FENG] <1161634940@qq.com>
* @Last Modified time: 2020-10-15T10:23:07+08:00
*/
namespace feng;
class BaiduPay
{
private static $config = array(
'deal_id' => '', // 百度收银台的财务结算凭证
'app_key' => '', // 表示应用身份的唯一ID
'private_key' => '', // 私钥原始字符串
'public_key' => '', // 平台公钥
'notify_url' => '', // 支付回调地址
);
/**
* [__construct 构造函数]
* @param [type] $config [传递支付相关配置]
*/
public function __construct($config=NULL){
$config && self::$config = $config;
}
/**
* [xcxPay 百度小程序支付]
* @param [type] $order [订单信息数组]
* @return [type] [description]
* $order = array(
* 'body' => '', // 产品描述
* 'total_amount' => '', // 订单金额（分）
* 'order_sn' => '', // 订单编号
* );
*/
public static function xcxPay($order)
{
if(!is_array($order) || count($order) < 3)
die("数组数据信息缺失！");
$config = self::$config;
$requestParamsArr = array(
'appKey' => $config['app_key'],
'dealId' => $config['deal_id'],
'tpOrderId' => $order['order_sn'],
'totalAmount' => $order['total_amount'],
);
$rsaSign = self::makeSign($requestParamsArr, $config['private_key']); // 声称百度支付签名
$bizInfo = array(
'tpData' => array(
"appKey" => $config['app_key'],
"dealId" => $config['deal_id'],
"tpOrderId" => $order['order_sn'],
"rsaSign" => $rsaSign,
"totalAmount" => $order['total_amount'],
"returnData" => '',
"displayData" => array(
"cashierTopBlock" => array(
array(
[ "leftCol" => "订单名称", "rightCol" => $order['body'] ],
[ "leftCol" => "数量", "rightCol" => "1" ],
[ "leftCol" => "订单金额", "rightCol" => $order['total_amount'] ]
),
array(
[ "leftCol" => "服务地址", "rightCol" => "北京市海淀区上地十街10号百度大厦" ],
[ "leftCol" => "服务时间", "rightCol" => "2018/10/29 14:51" ],
[ "leftCol" => "服务人员", "rightCol" => "百度App" ]
)
)
),
"dealTitle" => $order['body'],
"dealSubTitle" => $order['body'],
"dealThumbView" => "https://b.bdstatic.com/searchbox/icms/searchbox/img/swan-logo.png",
),
"orderDetailData" => ''
);
$bdOrder = array(
'dealId' => $config['deal_id'],
'appKey' => $config['app_key'],
'totalAmount' => $order['total_amount'],
'tpOrderId' => $order['order_sn'],
'dealTitle' => $order['body'],
'signFieldsRange' => 1,
'rsaSign' => $rsaSign,
'bizInfo' => json_encode($bizInfo),
);
return $bdOrder;
}
/**
* [refund baidu支付退款]
* @param [type] $order [订单信息]
* @param [type] $type [退款类型]
* $order = array(
* 'body' => '', // 退款原因
* 'total_amount' => '', // 退款金额（分）
* 'order_sn' => '', // 订单编号
* 'access_token' => '', // 获取开发者服务权限说明
* 'order_id' => '', // 百度收银台订单 ID
* 'user_id' => '', // 百度收银台用户 id
* );
*/
public static function refund($order=[], $type=1)
{
$config = self::$config;
$data = array(
'access_token' => $order['access_token'], // 获取开发者服务权限说明
'applyRefundMoney' => $order['total_amount'], // 退款金额，单位：分。
'bizRefundBatchId' => $order['order_sn'], // 开发者退款批次
'isSkipAudit' => 1, // 是否跳过审核，不需要百度请求开发者退款审核请传 1，默认为0； 0：不跳过开发者业务方审核；1：跳过开发者业务方审核。
'orderId' => $order['order_id'], // 百度收银台订单 ID
'refundReason' => $order['body'], // 退款原因
'refundType' => $type, // 退款类型 1：用户发起退款；2：开发者业务方客服退款；3：开发者服务异常退款。
'tpOrderId' => $order['order_sn'], // 开发者订单 ID
'userId' => $order['user_id'], // 百度收银台用户 id
);
$array = ['errno'=>0, 'msg'=>'success', 'data'=> ['isConsumed'=>2] ];
$url = 'https://openapi.baidu.com/rest/2.0/smartapp/pay/paymentservice/applyOrderRefund';
$response = self::post_curl($url, $data);
$result = json_decode($response, true);
// // 显示错误信息
// if ($result['msg']!='success') {
// return false;
// // die($result['msg']);
// }
return $result;
}
/**
* [notify 回调验证]
* @return [array] [返回数组格式的notify数据]
*/
public static function notify()
{
$data = $_POST; // 获取xml
$config = self::$config;
if (!$data || empty($data['rsaSign']))
die('暂无回调信息');
$result = self::checkSign($data, $config['public_key']); // 进行签名验证
// 判断签名是否正确 判断支付状态
if ($result && $data['status']==2) {
return $data;
} else {
return false;
}
}
/**
* [success 通知支付状态]
*/
public static function success()
{
$array = ['errno'=>0, 'msg'=>'success', 'data'=> ['isConsumed'=>2] ];
die(json_encode($array));
}
/**
* [error 通知支付状态]
*/
public static function error()
{
$array = ['errno'=>0, 'msg'=>'success', 'data'=> ['isErrorOrder'=>1, 'isConsumed'=>2] ];
die(json_encode($array));
}
/**
* [makeSign 使用私钥生成签名字符串]
* @param array $assocArr [入参数组]
* @param [type] $rsaPriKeyStr [私钥原始字符串，不含PEM格式前后缀]
* @return [type] [签名结果字符串]
*/
public static function makeSign(array $assocArr, $rsaPriKeyStr)
{
$sign = '';
if (empty($rsaPriKeyStr) || empty($assocArr)) {
return $sign;
}
if (!function_exists('openssl_pkey_get_private') || !function_exists('openssl_sign')) {
throw new Exception("openssl扩展不存在");
}
$rsaPriKeyPem = self::convertRSAKeyStr2Pem($rsaPriKeyStr, 1);
$priKey = openssl_pkey_get_private($rsaPriKeyPem);
if (isset($assocArr['sign'])) {
unset($assocArr['sign']);
}
ksort($assocArr); // 参数按字典顺序排序
$parts = array();
foreach ($assocArr as $k => $v) {
$parts[] = $k . '=' . $v;
}
$str = implode('&', $parts);
openssl_sign($str, $sign, $priKey);
openssl_free_key($priKey);
return base64_encode($sign);
}
/**
* [checkSign 使用公钥校验签名]
* @param array $assocArr [入参数据，签名属性名固定为rsaSign]
* @param [type] $rsaPubKeyStr [公钥原始字符串，不含PEM格式前后缀]
* @return [type] [验签通过|false 验签不通过]
*/
public static function checkSign(array $assocArr, $rsaPubKeyStr)
{
if (!isset($assocArr['rsaSign']) || empty($assocArr) || empty($rsaPubKeyStr)) {
return false;
}
if (!function_exists('openssl_pkey_get_public') || !function_exists('openssl_verify')) {
throw new Exception("openssl扩展不存在");
}
$sign = $assocArr['rsaSign'];
unset($assocArr['rsaSign']);
if (empty($assocArr)) {
return false;
}
ksort($assocArr); // 参数按字典顺序排序
$parts = array();
foreach ($assocArr as $k => $v) {
$parts[] = $k . '=' . $v;
}
$str = implode('&', $parts);
$sign = base64_decode($sign);
$rsaPubKeyPem = self::convertRSAKeyStr2Pem($rsaPubKeyStr);
$pubKey = openssl_pkey_get_public($rsaPubKeyPem);
$result = (bool)openssl_verify($str, $sign, $pubKey);
openssl_free_key($pubKey);
return $result;
}
/**
* [convertRSAKeyStr2Pem 将密钥由字符串（不换行）转为PEM格式]
* @param [type] $rsaKeyStr [原始密钥字符串]
* @param integer $keyType [0 公钥|1 私钥，默认0]
* @return [type] [PEM格式密钥]
*/
public static function convertRSAKeyStr2Pem($rsaKeyStr, $keyType = 0)
{
$pemWidth = 64;
$rsaKeyPem = '';
$begin = '-----BEGIN ';
$end = '-----END ';
$key = ' KEY-----';
$type = $keyType ? 'RSA PRIVATE' : 'PUBLIC';
$keyPrefix = $begin . $type . $key;
$keySuffix = $end . $type . $key;
$rsaKeyPem .= $keyPrefix . "\n";
$rsaKeyPem .= wordwrap($rsaKeyStr, $pemWidth, "\n", true) . "\n";
$rsaKeyPem .= $keySuffix;
if (!function_exists('openssl_pkey_get_public') || !function_exists('openssl_pkey_get_private')) {
return false;
}
if ($keyType == 0 && false == openssl_pkey_get_public($rsaKeyPem)) {
return false;
}
if ($keyType == 1 && false == openssl_pkey_get_private($rsaKeyPem)) {
return false;
}
return $rsaKeyPem;
}
/**
* curl post请求
* @param string $url 地址
* @param string $postData 数据
* @param array $header 头部
* @return bool|string
* @Date 2020/9/17 17:12
* @Author wzb
*/
public static function post_curl($url='',$postData='',$header=[]){
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_HEADER, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5000);
curl_setopt($ch, CURLOPT_TIMEOUT, 5000);
if($header){
curl_setopt($ch, CURLOPT_HTTPHEADER,$header);
}
curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
$result = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$curlErrNo = curl_errno($ch);
$curlErr = curl_error($ch);
curl_close($ch);
return $result;
}
}