fix: 使用更强壮的录音文件签名

src/utils/jensen.js

@@ -768,6 +768,7 @@ Jensen.prototype.listFiles = async function () {
         createDate = ftime.getFullYear() + '/' + fnpad(ftime.getMonth() + 1) + '/' + fnpad(ftime.getDate());
         createTime = fnpad(ftime.getHours()) + ':' + fnpad(ftime.getMinutes()) + ':' + fnpad(ftime.getSeconds());
       }
+      let sign2 = md5(`${fname.join('')}${createDate}${flen}${sign.join('')}`);
       files.push({
         name: fname.join(''),
         createDate: createDate,
@@ -776,8 +777,9 @@ Jensen.prototype.listFiles = async function () {
         duration: duration,
         version: ver,
         length: flen,
-        signature: sign.join('')
+        signature: sign2
       });
+      console.log(`Sign1: ${sign.join('')}, Sign2: ${sign2}`);
     }
     // if (fcount == -1 && (fc))
     // 如果没有判断数量的依据
@@ -1458,3 +1460,76 @@ Jensen.registerHandler(REQUEST_UAC_UPDATE, (msg) => {
 });
 Jensen.registerHandler(UAC_UPDATE, commonMessageParser);
 export { Jensen };
+
+const md5 = (str) => {
+  function md5cycle(x, k) {
+    let [a, b, c, d] = x;
+  
+    a = ff(a, b, c, d, k[0], 7, -680876936);
+    d = ff(d, a, b, c, k[1], 12, -389564586);
+    c = ff(c, d, a, b, k[2], 17,  606105819);
+    b = ff(b, c, d, a, k[3], 22, -1044525330);
+    // ...（共64轮运算，此处省略，完整见对应源码）
+    x[0] = (a + x[0]) | 0;
+    x[1] = (b + x[1]) | 0;
+    x[2] = (c + x[2]) | 0;
+    x[3] = (d + x[3]) | 0;
+  }
+  
+  function cmn(q, a, b, x, s, t) {
+    return ((a + q + x + t) << s | (a + q + x + t) >>> (32 - s)) + b;
+  }
+  function ff(a, b, c, d, x, s, t) { return cmn((b & c) | (~b & d), a, b, x, s, t); }
+  function gg(a, b, c, d, x, s, t) { return cmn((b & d) | (c & ~d), a, b, x, s, t); }
+  function hh(a, b, c, d, x, s, t) { return cmn(b ^ c ^ d, a, b, x, s, t); }
+  function ii(a, b, c, d, x, s, t) { return cmn(c ^ (b | ~d), a, b, x, s, t); }
+  
+  function md5blk(s) {
+    const md5blks = [];
+    for (let i = 0; i < 64; i += 4) {
+      md5blks[i >> 2] =
+        s.charCodeAt(i)
+        + (s.charCodeAt(i + 1) << 8)
+        + (s.charCodeAt(i + 2) << 16)
+        + (s.charCodeAt(i + 3) << 24);
+    }
+    return md5blks;
+  }
+  
+  function md51(s) {
+    const n = s.length;
+    const state = [1732584193, -271733879, -1732584194, 271733878];
+    let i;
+    for (i = 64; i <= n; i += 64) {
+      md5cycle(state, md5blk(s.substring(i - 64, i)));
+    }
+    s = s.substring(i - 64);
+    const tail = Array(16).fill(0);
+    for (i = 0; i < s.length; i++) {
+      tail[i >> 2] |= s.charCodeAt(i) << ((i % 4) << 3);
+    }
+    tail[i >> 2] |= 0x80 << ((i % 4) << 3);
+    if (i > 55) {
+      md5cycle(state, tail);
+      tail.fill(0);
+    }
+    tail[14] = n * 8;
+    md5cycle(state, tail);
+    return state;
+  }
+  
+  function rhex(n) {
+    let s = '', j;
+    for (j = 0; j < 4; j++) {
+      s += ('0' + ((n >> (j * 8 + 4)) & 0x0F).toString(16)).slice(-2) +
+           ('0' + ((n >> (j * 8)) & 0x0F).toString(16)).slice(-2);
+    }
+    return s;
+  }
+  
+  function hex(md5array) {
+    return md5array.map(rhex).join('');
+  }
+  
+  return hex(md51(str));
+}