From fe3b1c9b52f584b0f045907585b206344fed55db Mon Sep 17 00:00:00 2001
From: "Shishkevich D." <135337715+shishkevichd@users.noreply.github.com>
Date: Thu, 8 May 2025 21:20:58 +0700
Subject: chore: implement 2fa auth (#2968)

* chore: implement 2fa auth

from #2786

* chore: format code

* chore: replace two factor token input with qr-code

* chore: requesting confirmation of setting/removing two-factor authentication

otpauth library was taken from cdnjs

* chore: revert changes in `ClipboardManager`

don't need it.

* chore: removing twoFactor prop in settings page

* chore: remove `twoFactorQr` object in `mounted` function
---
 web/assets/js/util/index.js | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'web/assets/js/util')

diff --git a/web/assets/js/util/index.js b/web/assets/js/util/index.js
index a13006d4..0d869af6 100644
--- a/web/assets/js/util/index.js
+++ b/web/assets/js/util/index.js
@@ -145,6 +145,33 @@ class RandomUtil {
 
         return Base64.alternativeEncode(String.fromCharCode(...array));
     }
+
+    static randomBase32String(length = 16) {
+        const array = new Uint8Array(length);
+        
+        window.crypto.getRandomValues(array);
+        
+        const base32Chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567';
+        let result = '';
+        let bits = 0;
+        let buffer = 0;
+        
+        for (let i = 0; i < array.length; i++) {
+            buffer = (buffer << 8) | array[i];
+            bits += 8;
+            
+            while (bits >= 5) {
+                bits -= 5;
+                result += base32Chars[(buffer >>> bits) & 0x1F];
+            }
+        }
+        
+        if (bits > 0) {
+            result += base32Chars[(buffer << (5 - bits)) & 0x1F];
+        }
+        
+        return result;
+    }
 }
 
 class ObjectUtil {
-- 
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