From b454df5959c07ed99f55bd1f528db6b9eb54b2a7 Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Sat, 08 Feb 2025 15:22:26 +0800
Subject: [PATCH] fix(pay): 修正 Fiuu 回调参数名

---
 src/main/java/cc/mrbird/febs/pay/controller/FiuuReturnController.java |   94 +++++++++++++++++++++++++++++++----------------
 1 files changed, 62 insertions(+), 32 deletions(-)

diff --git a/src/main/java/cc/mrbird/febs/pay/controller/FiuuReturnController.java b/src/main/java/cc/mrbird/febs/pay/controller/FiuuReturnController.java
index 1f79e7b..a3f53b0 100644
--- a/src/main/java/cc/mrbird/febs/pay/controller/FiuuReturnController.java
+++ b/src/main/java/cc/mrbird/febs/pay/controller/FiuuReturnController.java
@@ -9,7 +9,6 @@
 import cn.hutool.core.date.DateUtil;
 import io.swagger.annotations.Api;
 import lombok.extern.slf4j.Slf4j;
-import org.apache.commons.codec.digest.DigestUtils;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.PostMapping;
@@ -17,55 +16,86 @@
 import org.springframework.web.bind.annotation.RequestParam;
 
 import javax.annotation.Resource;
-import java.util.Map;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
 
 @Slf4j
 @Controller
-@Api(value = "FIUUController", tags = "FIUU支付")
+//@RestController
+@Api(value = "FiuuReturnController", tags = "FIUU支付-ReturnURL")
 @RequestMapping(value = "/api/fuPayReturn")
 public class FiuuReturnController {
 
-
+    private static final String SECRET_KEY = "59c709fc18978a6a83b87f05d37cecbf";
     @Resource
     private MallOrderInfoMapper mallOrderInfoMapper;
 
-    // Java 通知接口 暂时停止使用
-    @PostMapping("/callback")
-    public String handlePaymentCallback(@RequestParam Map<String, String> params, Model model) {
-        String secretKey = "59c709fc18978a6a83b87f05d37cecbf";
-        String tranID = params.get("tranID");
-        String orderId = params.get("orderid");
-        String status = params.get("status");
-        String domain = params.get("domain");
-        String amount = params.get("amount");
-        String currency = params.get("currency");
-        String paydate = params.get("paydate");
-        String skey = params.get("skey");
+    @PostMapping("/payment/callback")
+    public String handlePaymentCallback(
+            @RequestParam("amount") String amount,
+            @RequestParam("orderid") String orderId,
+            @RequestParam("tranID") String tranId,
+            @RequestParam("status") String status,
+            @RequestParam("domain") String domain,
+            @RequestParam("currency") String currency,
+            @RequestParam("paydate") String payDate,
+            @RequestParam("appcode") String appCode,
+            @RequestParam("skey") String receivedSkey,
+            Model model) {
 
-        // 计算 skey 验证
-        String preSkey = DigestUtils.md5Hex(tranID + orderId + status + domain + amount + currency);
-        String calculatedSkey = DigestUtils.md5Hex(paydate + domain + preSkey + secretKey);
-        MallOrderInfo mallOrderInfo = ValidateEntityUtils
-                .ensureColumnReturnEntity(orderId, MallOrderInfo::getId, mallOrderInfoMapper::selectOne, "订单不存在");
+        // 验证skey以确保数据完整性
+        String calculatedSkey = calculateSkey(tranId, orderId, status, domain, amount, currency, payDate, appCode);
         log.info("callback status: {}", status);
-        log.info("callback skey: {}", preSkey);
+        log.info("callback skey: {}", receivedSkey);
         log.info("callback calculatedSkey: {}", calculatedSkey);
-        log.info("callback payResult: {}", mallOrderInfo.getPayResult());
-        if("1".equals(mallOrderInfo.getPayResult())){
-            return "success";
-        }
 
-        if (!calculatedSkey.equals(skey)) {
+        // 将支付结果信息传递给支付成功页面
+        model.addAttribute("amount", amount);
+        model.addAttribute("orderId", orderId);
+        model.addAttribute("tranId", tranId);
+        model.addAttribute("status", status);
+        model.addAttribute("currency", currency);
+        model.addAttribute("payDate", payDate);
+
+        if (!calculatedSkey.equalsIgnoreCase(receivedSkey)) {
+            // 记录安全警告日志
             throw new FebsException("订单回调失败,---"+orderId);
         }
-        if ("00".equals(status)) {
-            updateOrderStatus(orderId, status, amount, paydate, tranID);
-            return "success";
-        }else{
-            return "fail";
+        updateOrderStatus(orderId, status, amount, payDate, tranId);
+
+        // 跳转到支付成功页面
+        return "payment-success";
+    }
+
+    private String calculateSkey(String tranId, String orderId, String status,
+                                 String domain, String amount, String currency,
+                                 String payDate, String appCode) {
+        try {
+            // 第一步哈希计算
+            String preSkey = tranId + orderId + status + domain + amount + currency;
+            String preSkeyHash = md5(preSkey);
+
+            // 第二步哈希计算
+            String finalInput = payDate + domain + preSkeyHash + appCode + SECRET_KEY;
+            return md5(finalInput);
+        } catch (NoSuchAlgorithmException e) {
+            throw new RuntimeException("MD5算法不可用", e);
         }
     }
 
+    private String md5(String input) throws NoSuchAlgorithmException {
+        MessageDigest md = MessageDigest.getInstance("MD5");
+        byte[] hashBytes = md.digest(input.getBytes());
+
+        StringBuilder hexString = new StringBuilder();
+        for (byte b : hashBytes) {
+            String hex = Integer.toHexString(0xff & b);
+            if (hex.length() == 1) hexString.append('0');
+            hexString.append(hex);
+        }
+        return hexString.toString();
+    }
+
     private void updateOrderStatus(String orderId, String status, String amount, String paydate, String tranID) {
         // 实现订单状态更新逻辑(如更新数据库)
         MallOrderInfo mallOrderInfo = ValidateEntityUtils.ensureColumnReturnEntity(orderId, MallOrderInfo::getId, mallOrderInfoMapper::selectOne, "订单不存在");

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