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@@ -0,0 +1,152 @@
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+package org.jeecg.modules.adweb.payment.controller;
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+
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+import com.google.common.collect.ImmutableMap;
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+
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+import lombok.extern.slf4j.Slf4j;
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+
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+import org.apache.commons.collections4.MapUtils;
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+import org.apache.commons.lang3.StringUtils;
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+import org.apache.shiro.SecurityUtils;
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+import org.jeecg.common.api.vo.Result;
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+import org.jeecg.common.system.vo.LoginUser;
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+import org.jeecg.common.util.FastJsonUtil;
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+import org.jeecg.modules.system.entity.SysUser;
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+import org.jeecg.modules.system.service.ISysUserService;
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+import org.springframework.beans.factory.annotation.Autowired;
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+import org.springframework.beans.factory.annotation.Value;
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+import org.springframework.web.bind.annotation.GetMapping;
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+import org.springframework.web.bind.annotation.RequestMapping;
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+import org.springframework.web.bind.annotation.RestController;
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+
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+import java.nio.charset.StandardCharsets;
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+import java.security.MessageDigest;
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+import java.security.NoSuchAlgorithmException;
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+import java.security.SecureRandom;
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+import java.util.*;
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+
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+import javax.crypto.Cipher;
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+import javax.crypto.spec.IvParameterSpec;
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+import javax.crypto.spec.SecretKeySpec;
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+
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+/**
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+ * Alibaba.com Pay
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+ *
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+ * <p>参考
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+ * https://alidocs.dingtalk.com/i/nodes/Amq4vjg890j11711tjabv6j0J3kdP0wQ?utm_scene=person_space
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+ *
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+ * @author wfansh
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+ */
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+@RestController
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+@RequestMapping("/payment/acp")
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+@Slf4j
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+public class ACPController {
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+
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+ @Value("${payment.apc.encrypt-key}")
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+ private String encryptKey;
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+
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+ @Value("${payment.apc.sign-key}")
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+ private String signKey;
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+
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+ @Autowired ISysUserService sysUserService;
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+
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+ /** 获取ACP URL里的参数 - 签名，加密 */
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+ @GetMapping(value = "/getUrlParams")
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+ public Result<List<String>> getUrlParams() throws Exception {
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+ LoginUser loginUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
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+ SysUser sysUser = sysUserService.getById(loginUser.getId());
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+
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+ if (Objects.isNull(sysUser) || StringUtils.isBlank(sysUser.getSocialCreditCode())) {
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+ return Result.error("当前用户未配置社会信用代码");
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+ }
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+
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+ // 待签名及加密的数据
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+ Map<String, String> params =
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+ ImmutableMap.of(
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+ "mid",
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+ sysUser.getId(),
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+ "loginId",
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+ sysUser.getUsername(),
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+ "from",
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+ "suhaotong",
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+ "companyName",
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+ sysUser.getCompanyName(),
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+ "companyCode",
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+ sysUser.getSocialCreditCode(),
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+ "timestamp",
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+ Long.toString(System.currentTimeMillis()));
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+
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+ // 1. 签名
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+ String content = this.getSignatureContent(params);
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+ String signedParams = this.sign(content, signKey);
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+
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+ // 2. 加密
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+ String encryptedParams = this.encrypt(FastJsonUtil.toJSONString(params), encryptKey);
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+
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+ return Result.OK(List.of(signedParams, encryptedParams));
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+ }
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+
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+ /**
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+ * 1.1 根据参数生成用于加签的字符串
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+ *
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+ * @param params 参数
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+ * @return 用于加签的字符串
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+ */
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+ private String getSignatureContent(Map<String, String> params) {
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+ if (params == null) {
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+ return null;
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+ } else {
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+ StringBuilder content = new StringBuilder();
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+ List<String> keys = new ArrayList<>(params.keySet());
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+ Collections.sort(keys);
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+ for (int i = 0; i < keys.size(); ++i) {
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+ String key = keys.get(i);
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+ String value = MapUtils.getString(params, key);
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+ content.append(i == 0 ? "" : "&").append(key).append("=").append(value);
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+ }
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+ return content.toString();
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+ }
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+ }
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+
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+ /**
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+ * 1.2 生成字符串的SHA-256哈希签名
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+ *
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+ * @param content 原始字符串
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+ * @param signKey 签名秘钥
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+ * @return 十六进制格式的SHA-256哈希值
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+ */
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+ private String sign(String content, String signKey) throws NoSuchAlgorithmException {
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+ // 创建MessageDigest实例
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+ MessageDigest digest = MessageDigest.getInstance("SHA-256");
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+
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+ // 计算哈希值
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+ byte[] hashBytes = digest.digest((content + signKey).getBytes(StandardCharsets.UTF_8));
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+
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+ String base64Hash = Base64.getEncoder().encodeToString(hashBytes);
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+
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+ return base64Hash;
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+ }
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+
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+ /** 2. 加密方法 */
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+ private String encrypt(String plainText, String encryptKey) throws Exception {
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+ byte[] keyBytes = Base64.getDecoder().decode(encryptKey);
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+
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+ SecretKeySpec secretKeySpec = new SecretKeySpec(keyBytes, "AES");
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+
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+ // 生成随机IV
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+ byte[] iv = new byte[16]; // 16 bytes for AES block
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+ new SecureRandom().nextBytes(iv);
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+ IvParameterSpec ivSpec = new IvParameterSpec(iv);
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+
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+ Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
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+ cipher.init(Cipher.ENCRYPT_MODE, secretKeySpec, ivSpec);
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+
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+ byte[] encrypted = cipher.doFinal(plainText.getBytes(StandardCharsets.UTF_8));
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+
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+ // 将IV和加密数据拼接后编码为Base64
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+ byte[] combined = new byte[iv.length + encrypted.length];
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+ System.arraycopy(iv, 0, combined, 0, iv.length);
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+ System.arraycopy(encrypted, 0, combined, iv.length, encrypted.length);
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+
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+ return Base64.getEncoder().encodeToString(combined);
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+ }
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+}
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