Create twitter/util.js

lib/twitter/util.js

@@ -0,0 +1,72 @@
+export function stringifyCookies(cookies) {
+    return cookies.map(cookie => cookie.split(';')[0]).join('; ');
+}
+
+const LOOKUP = [
+    "12nDjlVB", "1136148EijDiJ", "length", "3833564PCTrBF", 
+    "125036Fmaqlb", "424BQwERO", "2222cxvJYR", "toBase64", 
+    "min", "15459928mOwUKl", "65CjoIor", "6884325aeKsEh", 
+    "8VQEOyR", "5186520rNJujb", "pow"
+];
+
+function look(a) {
+    if (a < 136 || a >= 136 + LOOKUP.length) return undefined; 
+    return LOOKUP[a - 136];
+}
+
+const C_NUMBER = 562586;
+
+export function generateTokenId(id) {
+    let f = 255, g = 0, h = 0, i = 0;
+    let buffer = new Uint8Array(46), l = "";
+
+    buffer[36] = id.length;
+
+    function k(a, b, c) {
+        for (let i = 0; i < Math.min(c, a.length); ++i) {
+            h = parseInt(a[i]);
+            buffer[i + b] = h;
+            g += Math.pow(h, 8);
+        }
+    }
+
+    k(id, 4, 32 - buffer[36]);
+
+    for (i = id.length - 1; i >= 0; l += id[i--]);
+    k(l, 36 - l.length, l.length);
+    g >>>= 0;
+
+    function m(a, b) {
+        buffer[b] = a & 255;
+        buffer[b + 1] = (a >> 8) & 255;
+        buffer[b + 2] = (a >> 16) & 255;
+        buffer[b + 3] = (a >> 24) & 255;
+    }
+
+    m(g, 0);
+    for (i = 4; i < 36; ++i) {
+        buffer[i] += g % (f - 10);
+    }
+
+    let n = f * 4, o = f * 4;
+    for (i = 0; i < 32; ++i) {
+        let p = buffer[i];
+        n ^= p;
+        n += (n << 1) + (n << 4) + (n << 7) + (n << 8) + (n << 24);
+        o = (o << 5) - o + p;
+    }
+
+    m(n >>> 0, 37);
+    m(o >>> 0, 39);
+    buffer[buffer.length - 1] = 1;
+
+    return toBase64(buffer);
+}
+
+function toBase64(buffer) {
+    return Buffer.from(buffer).toString('base64');
+}
+
+function _btoa(input) {
+    return Buffer.from(input, 'binary').toString('base64');
+}