2020.02新版

plugins/wxpay/refund.php

@@ -0,0 +1,28 @@
+<?php
+/*
+ * 微信退款接口
+*/
+if(!defined('IN_REFUND'))exit();
+
+require_once PAY_ROOT."inc/WxPay.Api.php";
+
+try{
+	$input = new WxPayRefund();
+	$input->SetTransaction_id($order['api_trade_no']);
+	$input->SetTotal_fee(strval($order['realmoney']*100));
+	$input->SetRefund_fee(strval($order['realmoney']*100));
+	$input->SetOut_refund_no($order['trade_no']);
+	$input->SetOp_user_id(WxPayConfig::MCHID);
+	$result = WxPayApi::refund($input);
+	if($result['return_code']=='SUCCESS' && $result['result_code']=='SUCCESS'){
+		$result = ['code'=>0, 'trade_no'=>$result['transaction_id'], 'refund_fee'=>$result['refund_fee']];
+	}elseif(isset($result["err_code"])){
+		$result = ['code'=>-1, 'msg'=>'['.$result["err_code"].']'.$result["err_code_des"]];
+	}else{
+		$result = ['code'=>-1, 'msg'=>'['.$result["return_code"].']'.$result["return_msg"]];
+	}
+} catch(Exception $e) {
+	$result = ['code'=>-1, 'msg'=>$e->getMessage()];
+}
+
+return $result;