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- <?php
- require_once "WxPay.Exception.php";
- require_once "WxPay.Config.php";
- require_once "WxPay.Data.php";
- /**
- *
- * 接口访问类,包含所有微信支付API列表的封装,类中方法为static方法,
- * 每个接口有默认超时时间(除提交被扫支付为10s,上报超时时间为1s外,其他均为6s)
- * @author widyhu
- *
- */
- class WxPayApi
- {
- /**
- *
- * 统一下单,WxPayUnifiedOrder中out_trade_no、body、total_fee、trade_type必填
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayUnifiedOrder $inputObj
- * @param int $timeOut
- * @throws WxPayException
- * @return 成功时返回,其他抛异常
- */
- public static function unifiedOrder($inputObj, $timeOut = 6)
- {
- $url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
- //检测必填参数
- if(!$inputObj->IsOut_trade_noSet()) {
- throw new WxPayException("缺少统一支付接口必填参数out_trade_no!");
- }else if(!$inputObj->IsBodySet()){
- throw new WxPayException("缺少统一支付接口必填参数body!");
- }else if(!$inputObj->IsTotal_feeSet()) {
- throw new WxPayException("缺少统一支付接口必填参数total_fee!");
- }else if(!$inputObj->IsTrade_typeSet()) {
- throw new WxPayException("缺少统一支付接口必填参数trade_type!");
- }
-
- //关联参数
- if($inputObj->GetTrade_type() == "JSAPI" && !$inputObj->IsOpenidSet()){
- throw new WxPayException("统一支付接口中,缺少必填参数openid!trade_type为JSAPI时,openid为必填参数!");
- }
- if($inputObj->GetTrade_type() == "NATIVE" && !$inputObj->IsProduct_idSet()){
- throw new WxPayException("统一支付接口中,缺少必填参数product_id!trade_type为JSAPI时,product_id为必填参数!");
- }
-
- //异步通知url未设置,则使用配置文件中的url
- if(!$inputObj->IsNotify_urlSet()){
- $inputObj->SetNotify_url(WxPayConfig::NOTIFY_URL);//异步通知url
- }
-
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetSpbill_create_ip($_SERVER['REMOTE_ADDR']);//终端ip
- //$inputObj->SetSpbill_create_ip("1.1.1.1");
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- //签名
- $inputObj->SetSign();
- $xml = $inputObj->ToXml();
-
- $startTimeStamp = self::getMillisecond();//请求开始时间
- $response = self::postXmlCurl($xml, $url, false, $timeOut);
- $result = WxPayResults::Init($response);
- self::reportCostTime($url, $startTimeStamp, $result);//上报请求花费时间
-
- return $result;
- }
-
- /**
- *
- * 查询订单,WxPayOrderQuery中out_trade_no、transaction_id至少填一个
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayOrderQuery $inputObj
- * @param int $timeOut
- * @throws WxPayException
- * @return 成功时返回,其他抛异常
- */
- public static function orderQuery($inputObj, $timeOut = 6)
- {
- $url = "https://api.mch.weixin.qq.com/pay/orderquery";
- //检测必填参数
- if(!$inputObj->IsOut_trade_noSet() && !$inputObj->IsTransaction_idSet()) {
- throw new WxPayException("订单查询接口中,out_trade_no、transaction_id至少填一个!");
- }
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
- $xml = $inputObj->ToXml();
-
- $startTimeStamp = self::getMillisecond();//请求开始时间
- $response = self::postXmlCurl($xml, $url, false, $timeOut);
- $result = WxPayResults::Init($response);
- self::reportCostTime($url, $startTimeStamp, $result);//上报请求花费时间
-
- return $result;
- }
-
- /**
- *
- * 关闭订单,WxPayCloseOrder中out_trade_no必填
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayCloseOrder $inputObj
- * @param int $timeOut
- * @throws WxPayException
- * @return 成功时返回,其他抛异常
- */
- public static function closeOrder($inputObj, $timeOut = 6)
- {
- $url = "https://api.mch.weixin.qq.com/pay/closeorder";
- //检测必填参数
- if(!$inputObj->IsOut_trade_noSet()) {
- throw new WxPayException("订单查询接口中,out_trade_no必填!");
- }
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
- $xml = $inputObj->ToXml();
-
- $startTimeStamp = self::getMillisecond();//请求开始时间
- $response = self::postXmlCurl($xml, $url, false, $timeOut);
- $result = WxPayResults::Init($response);
- self::reportCostTime($url, $startTimeStamp, $result);//上报请求花费时间
-
- return $result;
- }
- /**
- *
- * 申请退款,WxPayRefund中out_trade_no、transaction_id至少填一个且
- * out_refund_no、total_fee、refund_fee、op_user_id为必填参数
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayRefund $inputObj
- * @param int $timeOut
- * @throws WxPayException
- * @return 成功时返回,其他抛异常
- */
- public static function refund($inputObj, $timeOut = 6)
- {
- $url = "https://api.mch.weixin.qq.com/secapi/pay/refund";
- //检测必填参数
- if(!$inputObj->IsOut_trade_noSet() && !$inputObj->IsTransaction_idSet()) {
- throw new WxPayException("退款申请接口中,out_trade_no、transaction_id至少填一个!");
- }else if(!$inputObj->IsOut_refund_noSet()){
- throw new WxPayException("退款申请接口中,缺少必填参数out_refund_no!");
- }else if(!$inputObj->IsTotal_feeSet()){
- throw new WxPayException("退款申请接口中,缺少必填参数total_fee!");
- }else if(!$inputObj->IsRefund_feeSet()){
- throw new WxPayException("退款申请接口中,缺少必填参数refund_fee!");
- }else if(!$inputObj->IsOp_user_idSet()){
- throw new WxPayException("退款申请接口中,缺少必填参数op_user_id!");
- }
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
- $xml = $inputObj->ToXml();
- $startTimeStamp = self::getMillisecond();//请求开始时间
- $response = self::postXmlCurl($xml, $url, true, $timeOut);
- $result = WxPayResults::Init($response);
- self::reportCostTime($url, $startTimeStamp, $result);//上报请求花费时间
-
- return $result;
- }
-
- /**
- *
- * 查询退款
- * 提交退款申请后,通过调用该接口查询退款状态。退款有一定延时,
- * 用零钱支付的退款20分钟内到账,银行卡支付的退款3个工作日后重新查询退款状态。
- * WxPayRefundQuery中out_refund_no、out_trade_no、transaction_id、refund_id四个参数必填一个
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayRefundQuery $inputObj
- * @param int $timeOut
- * @throws WxPayException
- * @return 成功时返回,其他抛异常
- */
- public static function refundQuery($inputObj, $timeOut = 6)
- {
- $url = "https://api.mch.weixin.qq.com/pay/refundquery";
- //检测必填参数
- if(!$inputObj->IsOut_refund_noSet() &&
- !$inputObj->IsOut_trade_noSet() &&
- !$inputObj->IsTransaction_idSet() &&
- !$inputObj->IsRefund_idSet()) {
- throw new WxPayException("退款查询接口中,out_refund_no、out_trade_no、transaction_id、refund_id四个参数必填一个!");
- }
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
- $xml = $inputObj->ToXml();
-
- $startTimeStamp = self::getMillisecond();//请求开始时间
- $response = self::postXmlCurl($xml, $url, false, $timeOut);
- $result = WxPayResults::Init($response);
- self::reportCostTime($url, $startTimeStamp, $result);//上报请求花费时间
-
- return $result;
- }
-
- /**
- * 下载对账单,WxPayDownloadBill中bill_date为必填参数
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayDownloadBill $inputObj
- * @param int $timeOut
- * @throws WxPayException
- * @return 成功时返回,其他抛异常
- */
- public static function downloadBill($inputObj, $timeOut = 6)
- {
- $url = "https://api.mch.weixin.qq.com/pay/downloadbill";
- //检测必填参数
- if(!$inputObj->IsBill_dateSet()) {
- throw new WxPayException("对账单接口中,缺少必填参数bill_date!");
- }
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
- $xml = $inputObj->ToXml();
-
- $response = self::postXmlCurl($xml, $url, false, $timeOut);
- if(substr($response, 0 , 5) == "<xml>"){
- return "";
- }
- return $response;
- }
-
- /**
- * 提交被扫支付API
- * 收银员使用扫码设备读取微信用户刷卡授权码以后,二维码或条码信息传送至商户收银台,
- * 由商户收银台或者商户后台调用该接口发起支付。
- * WxPayWxPayMicroPay中body、out_trade_no、total_fee、auth_code参数必填
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayWxPayMicroPay $inputObj
- * @param int $timeOut
- */
- public static function micropay($inputObj, $timeOut = 10)
- {
- $url = "https://api.mch.weixin.qq.com/pay/micropay";
- //检测必填参数
- if(!$inputObj->IsBodySet()) {
- throw new WxPayException("提交被扫支付API接口中,缺少必填参数body!");
- } else if(!$inputObj->IsOut_trade_noSet()) {
- throw new WxPayException("提交被扫支付API接口中,缺少必填参数out_trade_no!");
- } else if(!$inputObj->IsTotal_feeSet()) {
- throw new WxPayException("提交被扫支付API接口中,缺少必填参数total_fee!");
- } else if(!$inputObj->IsAuth_codeSet()) {
- throw new WxPayException("提交被扫支付API接口中,缺少必填参数auth_code!");
- }
-
- $inputObj->SetSpbill_create_ip($_SERVER['REMOTE_ADDR']);//终端ip
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
- $xml = $inputObj->ToXml();
-
- $startTimeStamp = self::getMillisecond();//请求开始时间
- $response = self::postXmlCurl($xml, $url, false, $timeOut);
- $result = WxPayResults::Init($response);
- self::reportCostTime($url, $startTimeStamp, $result);//上报请求花费时间
-
- return $result;
- }
-
- /**
- *
- * 撤销订单API接口,WxPayReverse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 WxPayReverse $inputObj
- * @param int $timeOut
- * @throws WxPayException
- */
- public static function reverse($inputObj, $timeOut = 6)
- {
- $url = "https://api.mch.weixin.qq.com/secapi/pay/reverse";
- //检测必填参数
- if(!$inputObj->IsOut_trade_noSet() && !$inputObj->IsTransaction_idSet()) {
- 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!");
- }
-
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
- $xml = $inputObj->ToXml();
-
- $startTimeStamp = self::getMillisecond();//请求开始时间
- $response = self::postXmlCurl($xml, $url, true, $timeOut);
- $result = WxPayResults::Init($response);
- self::reportCostTime($url, $startTimeStamp, $result);//上报请求花费时间
-
- return $result;
- }
-
- /**
- *
- * 测速上报,该方法内部封装在report中,使用时请注意异常流程
- * WxPayReport中interface_url、return_code、result_code、user_ip、execute_time_必填
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayReport $inputObj
- * @param int $timeOut
- * @throws WxPayException
- * @return 成功时返回,其他抛异常
- */
- public static function report($inputObj, $timeOut = 1)
- {
- $url = "https://api.mch.weixin.qq.com/payitil/report";
- //检测必填参数
- if(!$inputObj->IsInterface_urlSet()) {
- throw new WxPayException("接口URL,缺少必填参数interface_url!");
- } if(!$inputObj->IsReturn_codeSet()) {
- throw new WxPayException("返回状态码,缺少必填参数return_code!");
- } if(!$inputObj->IsResult_codeSet()) {
- throw new WxPayException("业务结果,缺少必填参数result_code!");
- } if(!$inputObj->IsUser_ipSet()) {
- throw new WxPayException("访问接口IP,缺少必填参数user_ip!");
- } if(!$inputObj->IsExecute_time_Set()) {
- throw new WxPayException("接口耗时,缺少必填参数execute_time_!");
- }
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetUser_ip($_SERVER['REMOTE_ADDR']);//终端ip
- $inputObj->SetTime(date("YmdHis"));//商户上报时间
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
- $xml = $inputObj->ToXml();
-
- $startTimeStamp = self::getMillisecond();//请求开始时间
- $response = self::postXmlCurl($xml, $url, false, $timeOut);
- return $response;
- }
-
- /**
- *
- * 生成二维码规则,模式一生成支付二维码
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayBizPayUrl $inputObj
- * @param int $timeOut
- * @throws WxPayException
- * @return 成功时返回,其他抛异常
- */
- public static function bizpayurl($inputObj, $timeOut = 6)
- {
- if(!$inputObj->IsProduct_idSet()){
- throw new WxPayException("生成二维码,缺少必填参数product_id!");
- }
-
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetTime_stamp(time());//时间戳
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
-
- return $inputObj->GetValues();
- }
-
- /**
- *
- * 转换短链接
- * 该接口主要用于扫码原生支付模式一中的二维码链接转成短链接(weixin://wxpay/s/XXXXXX),
- * 减小二维码数据量,提升扫描速度和精确度。
- * appid、mchid、spbill_create_ip、nonce_str不需要填入
- * @param WxPayShortUrl $inputObj
- * @param int $timeOut
- * @throws WxPayException
- * @return 成功时返回,其他抛异常
- */
- public static function shorturl($inputObj, $timeOut = 6)
- {
- $url = "https://api.mch.weixin.qq.com/tools/shorturl";
- //检测必填参数
- if(!$inputObj->IsLong_urlSet()) {
- throw new WxPayException("需要转换的URL,签名用原串,传输需URL encode!");
- }
- $inputObj->SetAppid(WxPayConfig::APPID);//公众账号ID
- $inputObj->SetMch_id(WxPayConfig::MCHID);//商户号
- $inputObj->SetNonce_str(self::getNonceStr());//随机字符串
-
- $inputObj->SetSign();//签名
- $xml = $inputObj->ToXml();
-
- $startTimeStamp = self::getMillisecond();//请求开始时间
- $response = self::postXmlCurl($xml, $url, false, $timeOut);
- $result = WxPayResults::Init($response);
- self::reportCostTime($url, $startTimeStamp, $result);//上报请求花费时间
-
- return $result;
- }
-
- /**
- *
- * 支付结果通用通知
- * @param function $callback
- * 直接回调函数使用方法: notify(you_function);
- * 回调类成员函数方法:notify(array($this, you_function));
- * $callback 原型为:function function_name($data){}
- */
- public static function notify($callback, &$msg)
- {
- //获取通知的数据
- $xml = file_get_contents('php://input');
- //如果返回成功则验证签名
- try {
- $result = WxPayResults::Init($xml);
- } catch (WxPayException $e){
- $msg = $e->errorMessage();
- return false;
- }
-
- return call_user_func($callback, $result);
- }
-
- /**
- *
- * 产生随机字符串,不长于32位
- * @param int $length
- * @return 产生的随机字符串
- */
- public static function getNonceStr($length = 32)
- {
- $chars = "abcdefghijklmnopqrstuvwxyz0123456789";
- $str ="";
- for ( $i = 0; $i < $length; $i++ ) {
- $str .= substr($chars, mt_rand(0, strlen($chars)-1), 1);
- }
- return $str;
- }
-
- /**
- * 直接输出xml
- * @param string $xml
- */
- public static function replyNotify($xml)
- {
- echo $xml;
- }
-
- /**
- *
- * 上报数据, 上报的时候将屏蔽所有异常流程
- * @param string $usrl
- * @param int $startTimeStamp
- * @param array $data
- */
- private static function reportCostTime($url, $startTimeStamp, $data)
- {
- //如果不需要上报数据
- if(WxPayConfig::REPORT_LEVENL == 0){
- return;
- }
- //如果仅失败上报
- if(WxPayConfig::REPORT_LEVENL == 1 &&
- array_key_exists("return_code", $data) &&
- $data["return_code"] == "SUCCESS" &&
- array_key_exists("result_code", $data) &&
- $data["result_code"] == "SUCCESS")
- {
- return;
- }
-
- //上报逻辑
- $endTimeStamp = self::getMillisecond();
- $objInput = new WxPayReport();
- $objInput->SetInterface_url($url);
- $objInput->SetExecute_time_($endTimeStamp - $startTimeStamp);
- //返回状态码
- if(array_key_exists("return_code", $data)){
- $objInput->SetReturn_code($data["return_code"]);
- }
- //返回信息
- if(array_key_exists("return_msg", $data)){
- $objInput->SetReturn_msg($data["return_msg"]);
- }
- //业务结果
- if(array_key_exists("result_code", $data)){
- $objInput->SetResult_code($data["result_code"]);
- }
- //错误代码
- if(array_key_exists("err_code", $data)){
- $objInput->SetErr_code($data["err_code"]);
- }
- //错误代码描述
- if(array_key_exists("err_code_des", $data)){
- $objInput->SetErr_code_des($data["err_code_des"]);
- }
- //商户订单号
- if(array_key_exists("out_trade_no", $data)){
- $objInput->SetOut_trade_no($data["out_trade_no"]);
- }
- //设备号
- if(array_key_exists("device_info", $data)){
- $objInput->SetDevice_info($data["device_info"]);
- }
-
- try{
- self::report($objInput);
- } catch (WxPayException $e){
- //不做任何处理
- }
- }
- /**
- * 以post方式提交xml到对应的接口url
- *
- * @param string $xml 需要post的xml数据
- * @param string $url url
- * @param bool $useCert 是否需要证书,默认不需要
- * @param int $second url执行超时时间,默认30s
- * @throws WxPayException
- */
- private static function postXmlCurl($xml, $url, $useCert = false, $second = 30)
- {
- $ch = curl_init();
- //设置超时
- curl_setopt($ch, CURLOPT_TIMEOUT, $second);
-
- //如果有配置代理这里就设置代理
- if(WxPayConfig::CURL_PROXY_HOST != "0.0.0.0"
- && WxPayConfig::CURL_PROXY_PORT != 0){
- curl_setopt($ch,CURLOPT_PROXY, WxPayConfig::CURL_PROXY_HOST);
- curl_setopt($ch,CURLOPT_PROXYPORT, WxPayConfig::CURL_PROXY_PORT);
- }
- curl_setopt($ch,CURLOPT_URL, $url);
- curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,TRUE);
- curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,2);//严格校验
- //设置header
- curl_setopt($ch, CURLOPT_HEADER, FALSE);
- //要求结果为字符串且输出到屏幕上
- curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
-
- if($useCert == true){
- //设置证书
- //使用证书:cert 与 key 分别属于两个.pem文件
- curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');
- curl_setopt($ch,CURLOPT_SSLCERT, WxPayConfig::SSLCERT_PATH);
- curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');
- curl_setopt($ch,CURLOPT_SSLKEY, WxPayConfig::SSLKEY_PATH);
- }
- //post提交方式
- curl_setopt($ch, CURLOPT_POST, TRUE);
- curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);
- //运行curl
- $data = curl_exec($ch);
- //返回结果
- if($data){
- curl_close($ch);
- return $data;
- } else {
- $error = curl_errno($ch);
- curl_close($ch);
- throw new WxPayException("curl出错,错误码:$error");
- }
- }
-
- /**
- * 获取毫秒级别的时间戳
- */
- private static function getMillisecond()
- {
- //获取毫秒的时间戳
- $time = explode ( " ", microtime () );
- $time = $time[1] . ($time[0] * 1000);
- $time2 = explode( ".", $time );
- $time = $time2[0];
- return $time;
- }
- }
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