<?php /** * 退款申请接口-demo * ==================================================== * 注意：同一笔单的部分退款需要设置相同的订单号和不同的 * out_refund_no。一笔退款失败后重新提交，要采用原来的 * out_refund_no。总退款金额不能超过用户实际支付金额(现 * 金券金额不能退款)。 */ include_once("../WxPayPubHelper/WxPayPubHelper.php"); //输入需退款的订单号 if (!isset($_POST["out_trade_no"]) || !isset($_POST["refund_fee"])) { $out_trade_no = " "; $refund_fee = "1"; }else{ $out_trade_no = $_POST["out_trade_no"]; $refund_fee = $_POST["refund_fee"]; //商户退款单号，商户自定义，此处仅作举例 $out_refund_no = "$out_trade_no"."$time_stamp"; //总金额需与订单号out_trade_no对应，demo中的所有订单的总金额为1分 $total_fee = "1"; //使用退款接口 $refund = new Refund_pub(); //设置必填参数 //appid已填,商户无需重复填写 //mch_id已填,商户无需重复填写 //noncestr已填,商户无需重复填写 //sign已填,商户无需重复填写 $refund->setParameter("out_trade_no","$out_trade_no");//商户订单号 $refund->setParameter("out_refund_no","$out_refund_no");//商户退款单号 $refund->setParameter("total_fee","$total_fee");//总金额 $refund->setParameter("refund_fee","$refund_fee");//退款金额 $refund->setParameter("op_user_id",WxPayConf_pub::MCHID);//操作员 //非必填参数，商户可根据实际情况选填 //$refund->setParameter("sub_mch_id","XXXX");//子商户号 //$refund->setParameter("device_info","XXXX");//设备号 //$refund->setParameter("transaction_id","XXXX");//微信订单号 //调用结果 $refundResult = $refund->getResult(); //商户根据实际情况设置相应的处理流程,此处仅作举例 if ($refundResult["return_code"] == "FAIL") { echo "通信出错：".$refundResult['return_msg']."<br>"; } else{ echo "业务结果：".$refundResult['result_code']."<br>"; echo "错误代码：".$refundResult['err_code']."<br>"; echo "错误代码描述：".$refundResult['err_code_des']."<br>"; echo "公众账号ID：".$refundResult['appid']."<br>"; echo "商户号：".$refundResult['mch_id']."<br>"; echo "子商户号：".$refundResult['sub_mch_id']."<br>"; echo "设备号：".$refundResult['device_info']."<br>"; echo "签名：".$refundResult['sign']."<br>"; echo "微信订单号：".$refundResult['transaction_id']."<br>"; echo "商户订单号：".$refundResult['out_trade_no']."<br>"; echo "商户退款单号：".$refundResult['out_refund_no']."<br>"; echo "微信退款单号：".$refundResult['refund_idrefund_id']."<br>"; echo "退款渠道：".$refundResult['refund_channel']."<br>"; echo "退款金额：".$refundResult['refund_fee']."<br>"; echo "现金券退款金额：".$refundResult['coupon_refund_fee']."<br>"; } } ?>
7.退款查询接口demo
<?php /** * 退款申请接口-demo * ==================================================== * * */ include_once("../WxPayPubHelper/WxPayPubHelper.php"); //要查询的订单号 if (!isset($_POST["out_trade_no"])) { $out_trade_no = " "; }else{ $out_trade_no = $_POST["out_trade_no"]; //使用退款查询接口 $refundQuery = new RefundQuery_pub(); //设置必填参数 //appid已填,商户无需重复填写 //mch_id已填,商户无需重复填写 //noncestr已填,商户无需重复填写 //sign已填,商户无需重复填写 $refundQuery->setParameter("out_trade_no","$out_trade_no");//商户订单号 // $refundQuery->setParameter("out_refund_no","XXXX");//商户退款单号 // $refundQuery->setParameter("refund_id","XXXX");//微信退款单号 // $refundQuery->setParameter("transaction_id","XXXX");//微信退款单号 //非必填参数，商户可根据实际情况选填 //$refundQuery->setParameter("sub_mch_id","XXXX");//子商户号 //$refundQuery->setParameter("device_info","XXXX");//设备号 //退款查询接口结果 $refundQueryResult = $refundQuery->getResult(); //商户根据实际情况设置相应的处理流程,此处仅作举例 if ($refundQueryResult["return_code"] == "FAIL") { echo "通信出错：".$refundQueryResult['return_msg']."<br>"; } else{ echo "业务结果：".$refundQueryResult['result_code']."<br>"; echo "错误代码：".$refundQueryResult['err_code']."<br>"; echo "错误代码描述：".$refundQueryResult['err_code_des']."<br>"; echo "公众账号ID：".$refundQueryResult['appid']."<br>"; echo "商户号：".$refundQueryResult['mch_id']."<br>"; echo "子商户号：".$refundQueryResult['sub_mch_id']."<br>"; echo "设备号：".$refundQueryResult['device_info']."<br>"; echo "签名：".$refundQueryResult['sign']."<br>"; echo "微信订单号：".$refundQueryResult['transaction_id']."<br>"; echo "商户订单号：".$refundQueryResult['out_trade_no']."<br>"; echo "退款笔数：".$refundQueryResult['refund_count']."<br>"; echo "商户退款单号：".$refundQueryResult['out_refund_no']."<br>"; echo "微信退款单号：".$refundQueryResult['refund_idrefund_id']."<br>"; echo "退款渠道：".$refundQueryResult['refund_channel']."<br>"; echo "退款金额：".$refundQueryResult['refund_fee']."<br>"; echo "现金券退款金额：".$refundQueryResult['coupon_refund_fee']."<br>"; echo "退款状态：".$refundQueryResult['refund_status']."<br>"; } } ?>
微信支付源码下载