Merge branch 'feature/admin' into preview
# Conflicts: # mcwl-admin/src/main/resources/application.ymlfeature/comment
Diyu0904
commit
1941c2617c
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@ -16,6 +16,14 @@
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</description>
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<dependencies>
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<!-- 微信支付依赖 -->
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<dependency>
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<groupId>com.github.wechatpay-apiv3</groupId>
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<artifactId>wechatpay-apache-httpclient</artifactId>
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<version>0.4.7</version>
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</dependency>
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<dependency>
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<groupId>com.alipay.sdk</groupId>
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<artifactId>alipay-easysdk</artifactId>
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@ -1,4 +1,4 @@
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package com.mcwl.web.controller.pay;
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package com.mcwl.web.controller.pay.AliPay;
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import com.alibaba.fastjson.JSONObject;
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import com.alipay.easysdk.factory.Factory;
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@ -1,4 +1,4 @@
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package com.mcwl.web.controller.pay;
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package com.mcwl.web.controller.pay.AliPay;
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import cn.hutool.extra.qrcode.QrCodeUtil;
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import com.alipay.easysdk.factory.Factory;
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@ -0,0 +1,33 @@
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package com.mcwl.web.controller.pay.WxPay.config;
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/**
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* 微信支付配置
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* @author DaiZibo
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* @date 2025/1/6
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* @apiNote
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*/
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public interface DirectConnection {
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//支付成功后的回调地址
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String NOTIFY_URL = "";
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//商户号
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String MCH_ID = "";
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//商户证书序列号
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String MCH_SERIAL_NO = "";
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//V3密钥
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String API_3KEY = "";
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//小程序或者公众号的ApId
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String APP_ID = "";
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// 商户证书序列号对应的证书秘钥
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String privateKey = "MIIEvAIBADANBgkqhkiG9w0BAQEFAASCBKYwggSiAgEAAoIBAQDOsZnx5Nh4qK7O" +
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"vzbDOQu5UMtSdoZWyqOC+gFNVAB7aPAzQwgN7OAUt7G8synPRdovQ/l116dZ0ZiX" +
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"XQX3Le8/o5szRH6LxpqcpFMaZg2N/HOydyTMaHI0wnZIc9BXR8aaXl7uVQnydF40" +
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"FoWicge6vTCXOyjirTpS2PGKy9+hu0vx7GbX1NUDl2hNXkH54pdWn5eof1fnbh/V" +
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"45q/OS7d9qnpYfs1ff+0nA==";
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}
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@ -0,0 +1,49 @@
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package com.mcwl.web.controller.pay.WxPay.util;
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import javax.crypto.Cipher;
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import javax.crypto.NoSuchPaddingException;
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import javax.crypto.spec.GCMParameterSpec;
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import javax.crypto.spec.SecretKeySpec;
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import java.io.IOException;
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import java.security.GeneralSecurityException;
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import java.security.InvalidAlgorithmParameterException;
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import java.security.InvalidKeyException;
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import java.security.NoSuchAlgorithmException;
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import java.util.Base64;
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/**
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* 回调签名工具类
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*
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* @author DaiZibo
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* @date 2025/1/6
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* @apiNote
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*/
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public class AesUtil {
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static final int KEY_LENGTH_BYTE = 32;
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static final int TAG_LENGTH_BIT = 128;
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private final byte[] aesKey;
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public AesUtil(byte[] key) {
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if (key.length != KEY_LENGTH_BYTE) {
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throw new IllegalArgumentException("无效的ApiV3Key，长度必须为32个字节");
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}
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this.aesKey = key;
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}
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public String decryptToString(byte[] associatedData, byte[] nonce, String ciphertext) throws GeneralSecurityException, IOException {
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try {
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Cipher cipher = Cipher.getInstance("AES/GCM/NoPadding");
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SecretKeySpec key = new SecretKeySpec(aesKey, "AES");
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GCMParameterSpec spec = new GCMParameterSpec(TAG_LENGTH_BIT, nonce);
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cipher.init(Cipher.DECRYPT_MODE, key, spec);
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cipher.updateAAD(associatedData);
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return new String(cipher.doFinal(Base64.getDecoder().decode(ciphertext)), "utf-8");
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} catch (NoSuchAlgorithmException | NoSuchPaddingException e) {
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throw new IllegalStateException(e);
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} catch (InvalidKeyException | InvalidAlgorithmParameterException e) {
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throw new IllegalArgumentException(e);
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}
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}
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}
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@ -0,0 +1,144 @@
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package com.mcwl.web.controller.pay.WxPay.util;
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import cn.hutool.core.util.RandomUtil;
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import com.alibaba.fastjson2.JSONObject;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.node.ObjectNode;
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import com.mcwl.web.controller.pay.WxPay.config.DirectConnection;
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import com.wechat.pay.contrib.apache.httpclient.WechatPayHttpClientBuilder;
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import com.wechat.pay.contrib.apache.httpclient.auth.PrivateKeySigner;
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import com.wechat.pay.contrib.apache.httpclient.auth.Verifier;
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import com.wechat.pay.contrib.apache.httpclient.auth.WechatPay2Credentials;
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import com.wechat.pay.contrib.apache.httpclient.auth.WechatPay2Validator;
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import com.wechat.pay.contrib.apache.httpclient.cert.CertificatesManager;
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import com.wechat.pay.contrib.apache.httpclient.exception.HttpCodeException;
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import com.wechat.pay.contrib.apache.httpclient.exception.NotFoundException;
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import com.wechat.pay.contrib.apache.httpclient.util.PemUtil;
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import org.apache.http.client.methods.CloseableHttpResponse;
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import org.apache.http.client.methods.HttpPost;
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import org.apache.http.entity.StringEntity;
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import org.apache.http.impl.client.CloseableHttpClient;
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import org.apache.http.util.EntityUtils;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.nio.charset.StandardCharsets;
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import java.security.*;
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import java.util.Base64;
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/**
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* 微信支付工具类
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*
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* @author DaiZibo
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* @date 2025/1/6
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* @apiNote
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*/
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public class PayUtil {
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private CloseableHttpClient httpClient;
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private CertificatesManager certificatesManager;
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private Verifier verifier;
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private PrivateKey merchantPrivateKey;
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{
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try {
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merchantPrivateKey = PemUtil.loadPrivateKey(new ByteArrayInputStream(DirectConnection.privateKey.getBytes("utf-8")));
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// 获取证书管理器实例
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certificatesManager = CertificatesManager.getInstance();
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// 向证书管理器增加需要自动更新平台证书的商户信息
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certificatesManager.putMerchant(DirectConnection.MCH_ID, new WechatPay2Credentials(DirectConnection.MCH_ID,
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new PrivateKeySigner(DirectConnection.MCH_SERIAL_NO, merchantPrivateKey)),
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DirectConnection.API_3KEY.getBytes(StandardCharsets.UTF_8));
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// 从证书管理器中获取verifier
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verifier = certificatesManager.getVerifier(DirectConnection.MCH_ID);
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httpClient = WechatPayHttpClientBuilder.create()
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.withMerchant(DirectConnection.MCH_ID, DirectConnection.MCH_SERIAL_NO, merchantPrivateKey)
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.withValidator(new WechatPay2Validator(certificatesManager.getVerifier(DirectConnection.MCH_ID)))
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.build();
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} catch (IOException | GeneralSecurityException | HttpCodeException | NotFoundException e) {
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throw new RuntimeException(e);
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}
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}
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/**
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* 统一下单，获取到 prepay_id，然后获取签名。
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*/
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public String requestwxChatPay(String orderSn, int total, String description, String openid) throws Exception {
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HttpPost httpPost = new HttpPost("https://api.mch.weixin.qq.com/v3/pay/transactions/jsapi");
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httpPost.addHeader("Accept", "application/json");
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httpPost.addHeader("Content-type", "application/json; charset=utf-8");
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ByteArrayOutputStream bos = new ByteArrayOutputStream();
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ObjectMapper objectMapper = new ObjectMapper();
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//组合请求参数JSON格式
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ObjectNode rootNode = objectMapper.createObjectNode();
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rootNode.put("mchid", DirectConnection.MCH_ID)
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.put("appid", DirectConnection.APP_ID)
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.put("notify_url", DirectConnection.NOTIFY_URL + "returnNotify")
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.put("description", description)
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.put("out_trade_no", orderSn);
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rootNode.putObject("amount")
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// total：金额，以分为单位，假如是10块钱，那就要写 1000
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.put("total", total)
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.put("currency", "CNY");
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rootNode.putObject("payer")
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// openid：用户在该小程序或者公众号下的openid
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.put("openid", openid);
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try {
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objectMapper.writeValue(bos, rootNode);
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httpPost.setEntity(new StringEntity(bos.toString("UTF-8"), "UTF-8"));
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//获取预支付ID
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CloseableHttpResponse response = httpClient.execute(httpPost);
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String bodyAsString = EntityUtils.toString(response.getEntity());
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//微信成功响应
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int statusCode = response.getStatusLine().getStatusCode();
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if (statusCode == 200) {
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//时间戳
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String timestamp = System.currentTimeMillis() / 1000 + "";
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//随机字符串
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String nonce = RandomUtil.randomString(32);
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StringBuilder builder = new StringBuilder();
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// Appid
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builder.append(DirectConnection.APP_ID).append("\n");
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// 时间戳
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builder.append(timestamp).append("\n");
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// 随机字符串
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builder.append(nonce).append("\n");
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JsonNode jsonNode = objectMapper.readTree(bodyAsString);
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// 预支付会话ID
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builder.append("prepay_id=").append(jsonNode.get("prepay_id").textValue()).append("\n");
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//获取签名
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String sign = this.sign(builder.toString().getBytes("utf-8"), merchantPrivateKey);
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JSONObject jsonMap = new JSONObject();
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jsonMap.put("noncestr", nonce);
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jsonMap.put("timestamp", timestamp);
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jsonMap.put("prepayid", jsonNode.get("prepay_id").textValue());
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jsonMap.put("sign", sign);
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jsonMap.put("appid", DirectConnection.APP_ID);
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jsonMap.put("partnerid", DirectConnection.MCH_ID);
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return jsonMap.toJSONString();//响应签名数据，前端拿着响应数据调起微信SDK
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* 计算签名
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*/
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private String sign(byte[] message, PrivateKey yourPrivateKey) {
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try {
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Signature sign = Signature.getInstance("SHA256withRSA");
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sign.initSign(yourPrivateKey);
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sign.update(message);
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return Base64.getEncoder().encodeToString(sign.sign());
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} catch (NoSuchAlgorithmException | InvalidKeyException | SignatureException e) {
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e.printStackTrace();
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}
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return "";
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}
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}
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