From 0123a8451ee6cec9cee398919e0e68ad58974293 Mon Sep 17 00:00:00 2001
From: xiaoyong931011 <15274802129@163.com>
Date: Wed, 26 Jul 2023 15:24:33 +0800
Subject: [PATCH] 短信认证

---
 src/main/java/cc/mrbird/febs/pay/util/WechatEventUtil.java |  176 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 171 insertions(+), 5 deletions(-)

diff --git a/src/main/java/cc/mrbird/febs/pay/util/WechatEventUtil.java b/src/main/java/cc/mrbird/febs/pay/util/WechatEventUtil.java
index b2b3b52..d13639a 100644
--- a/src/main/java/cc/mrbird/febs/pay/util/WechatEventUtil.java
+++ b/src/main/java/cc/mrbird/febs/pay/util/WechatEventUtil.java
@@ -15,9 +15,7 @@
 import org.dom4j.io.SAXReader;
 
 import javax.servlet.http.HttpServletRequest;
-import java.io.BufferedInputStream;
-import java.io.File;
-import java.io.FileOutputStream;
+import java.io.*;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.Arrays;
@@ -28,10 +26,11 @@
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.client.RestTemplate;
 
-import java.io.InputStream;
 import java.util.*;
+import java.util.concurrent.TimeUnit;
 
 /**
  * <pre>
@@ -46,6 +45,10 @@
 
     @Autowired
     private AgentProducer agentProducer;
+
+
+    @Autowired
+    RestTemplate restTemplate;
 
     private static Logger log = LoggerFactory.getLogger(WechatEventUtil.class);
 
@@ -251,7 +254,7 @@
      * @return
      */
     public String getTicket(String qrCodeParam) {
-        RestTemplate restTemplate = new RestTemplate();
+//        RestTemplate restTemplate = new RestTemplate();
         String ticket = null;
         // 拼接请求地址
         String CREATE_QRCODE_URL = "https://api.weixin.qq.com/cgi-bin/qrcode/create?access_token=TOKEN";
@@ -323,7 +326,170 @@
         return urlPrefix+"/"+imgName;
 
     }
+//
+//    String timestamp = String.format("%010d", System.currentTimeMillis() / 1000);
+//
+//    public static String createSignature(String nocestr, String ticket, String timestamp, String url) {
+//        // 这里参数的顺序要按照 key 值 ASCII 码升序排序
+//        String s = "jsapi_ticket=" + ticket + "&noncestr=" + nocestr
+//                + "&timestamp=" + timestamp + "&url=" + url;
+//        return SHA1(s);
+//    }
+//
+//    public static String SHA1(String decript) {
+//        try {
+//            MessageDigest digest = java.security.MessageDigest.getInstance("SHA-1");
+//            digest.update(decript.getBytes());
+//            byte messageDigest[] = digest.digest();
+//            // Create Hex String
+//            StringBuffer hexString = new StringBuffer();
+//            // 字节数组转换为 十六进制 数
+//            for (int i = 0; i < messageDigest.length; i++) {
+//                String shaHex = Integer.toHexString(messageDigest[i] & 0xFF);
+//                if (shaHex.length() < 2) {
+//                    hexString.append(0);
+//                }
+//                hexString.append(shaHex);
+//            }
+//            return hexString.toString();
+//
+//        } catch (NoSuchAlgorithmException e) {
+//            e.printStackTrace();
+//        }
+//        return "";
+//    }
 
     public static void main(String[] args) {
     }
+
+    //代码示例
+    public Map<String, Object> ticket(String url) {
+        String ticket = null;
+        //从redis内获取  如果空说明第一次获取或已过期
+        if(ObjectUtil.isEmpty(redisUtils.get("ticket"))){
+            ticket = getTicket();
+        }
+        Map<String, String> data = new HashMap<>();
+        //生成10位时间戳
+        String timestamp = String.format("%010d", System.currentTimeMillis() / 1000);
+        data.put("timestamp", timestamp );
+        //生成随机字符串
+        String nonceStr = createNonceStr();
+        data.put("noncestr", nonceStr );
+        data.put("url", url);
+        data.put("jsapi_ticket", ticket);
+        String signature = null;
+        try {
+            signature = generateSignature(data);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+        //签名算法
+        String sha1 = SHA1(signature);
+        Map<String, Object> map = new HashMap<>(16);
+        map.put("timestamp", timestamp);
+        map.put("nonceStr", nonceStr);
+        map.put("signature", sha1);
+        return map;
+    }
+
+
+
+    private static final String str = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
+
+    public static String createNonceStr() {
+        String nonceStr = "";
+        for (int i = 0; i < 16; i++) {
+            int beginIndex = (int) Math.round(Math.random() * 10);
+            nonceStr += str.substring(beginIndex, beginIndex + 1);
+        }
+        return nonceStr;
+    }
+
+
+    /**
+     *
+     */
+    private String getTicket() {
+        //从redis 获取access_token
+        String accessToken = redisUtils.get(WechatConfigure.WX_ACCESS_TOKEN_REDIS_KEY).toString();
+        if (StrUtil.isBlank(accessToken)) {
+            //获取access_token  自行实现
+            return null;
+        }
+        //请求接口
+        String url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket";
+        Map<String, String> param = new HashMap<>(16);
+        param.put("access_token", accessToken);
+        param.put("type", "jsapi");
+        String getAccessTokenUrl = url
+                + "?access_token=" + accessToken
+                + "&type=jsapi";
+        JSONObject jsonObject = restTemplate.getForObject(getAccessTokenUrl, JSONObject.class);
+
+        int errcode = jsonObject.getInteger("errcode");
+        String errmsg = jsonObject.getString("errmsg");
+        if (errcode == 0 && "ok".equals(errmsg)) {
+            String ticket = jsonObject.getString("ticket");
+            Integer expiresIn = jsonObject.getInteger("expires_in");
+            redisUtils.set("ticket", ticket, expiresIn);
+            return ticket;
+        }
+        return null;
+    }
+
+
+
+    /**
+     *SHA1签名算法
+     */
+    public static String SHA1(String decript) {
+        try {
+            MessageDigest digest = java.security.MessageDigest.getInstance("SHA-1");
+            digest.update(decript.getBytes());
+            byte messageDigest[] = digest.digest();
+            // Create Hex String
+            StringBuffer hexString = new StringBuffer();
+            // 字节数组转换为 十六进制 数
+            for (int i = 0; i < messageDigest.length; i++) {
+                String shaHex = Integer.toHexString(messageDigest[i] & 0xFF);
+                if (shaHex.length() < 2) {
+                    hexString.append(0);
+                }
+                hexString.append(shaHex);
+            }
+            return hexString.toString();
+
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+        }
+        return "";
+    }
+
+
+    /**
+     * 生成签名
+     *
+     * @param data 待签名数据
+     * @return 签名
+     */
+    public static String generateSignature(final Map<String, String> data) throws Exception {
+        Set<String> keySet = data.keySet();
+        String[] keyArray = keySet.toArray(new String[keySet.size()]);
+        Arrays.sort(keyArray);
+        StringBuilder sb = new StringBuilder();
+        for (String k : keyArray) {
+            String value = data.get(k).toString();
+            if (k.equals("sign")) {
+                continue;
+            }
+            if (value.trim().length() > 0) // 参数值为空,则不参与签名
+            {
+                sb.append(k).append("=").append(value.trim()).append("&");
+            }
+        }
+        return sb.toString();
+    }
+
 }

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