feat: qing-yu-wechat -> qing-yu-club-wechat

qing-yu-club-wechat/src/main/java/com/landaiqing/wechat/utils/SHA1.java

@@ -0,0 +1,56 @@
+package com.landaiqing.wechat.utils;
+
+import lombok.extern.slf4j.Slf4j;
+
+import java.security.MessageDigest;
+import java.util.Arrays;
+
+/**
+ * sha1生成签名工具
+ *
+ * @author: landaiqing
+ * @date: 2023/11/5
+ */
+@Slf4j
+public class SHA1 {
+
+    /**
+     * 用SHA1算法生成安全签名
+     *
+     * @param token     票据
+     * @param timestamp 时间戳
+     * @param nonce     随机字符串
+     * @param encrypt   密文
+     * @return 安全签名
+     */
+    public static String getSHA1(String token, String timestamp, String nonce, String encrypt) {
+        try {
+            String[] array = new String[]{token, timestamp, nonce, encrypt};
+            StringBuffer sb = new StringBuffer();
+            // 字符串排序
+            Arrays.sort(array);
+            for (int i = 0; i < 4; i++) {
+                sb.append(array[i]);
+            }
+            String str = sb.toString();
+            // SHA1签名生成
+            MessageDigest md = MessageDigest.getInstance("SHA-1");
+            md.update(str.getBytes());
+            byte[] digest = md.digest();
+
+            StringBuffer hexStr = new StringBuffer();
+            String shaHex = "";
+            for (int i = 0; i < digest.length; i++) {
+                shaHex = Integer.toHexString(digest[i] & 0xFF);
+                if (shaHex.length() < 2) {
+                    hexStr.append(0);
+                }
+                hexStr.append(shaHex);
+            }
+            return hexStr.toString();
+        } catch (Exception e) {
+            log.error("sha加密生成签名失败:", e);
+            return null;
+        }
+    }
+}