From 4814601b9cf9c786cd415665c587f44567a4722d Mon Sep 17 00:00:00 2001
From: r4mos <ramosnosvamos@gmail.com>
Date: Mon, 8 Sep 2025 18:04:44 +0200
Subject: [PATCH] Add Crockford's checks

---
 src/core/operations/FromBase32.mjs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/core/operations/FromBase32.mjs b/src/core/operations/FromBase32.mjs
index 8ee0f1f87..b729943da 100644
--- a/src/core/operations/FromBase32.mjs
+++ b/src/core/operations/FromBase32.mjs
@@ -48,6 +48,11 @@ class FromBase32 extends Operation {
                 pattern: "^(?:[0-9A-V]{8})+(?:[0-9A-V]{2}={6}|[0-9A-V]{4}={4}|[0-9A-V]{5}={3}|[0-9A-V]{7}={1})?$",
                 flags: "",
                 args: ["0-9A-V=", false]
+            },
+            {
+                pattern: "^(?:(?:[0Oo]|[1IiLl]|[2-9]|[ABCDEFGHJKMNPQRSTVWXYZabcdefghjkmnpqrstvwxyz]){8})+(?:(?:[0Oo]|[1IiLl]|[2-9]|[ABCDEFGHJKMNPQRSTVWXYZabcdefghjkmnpqrstvwxyz]){2}={6}|(?:[0Oo]|[1IiLl]|[2-9]|[ABCDEFGHJKMNPQRSTVWXYZabcdefghjkmnpqrstvwxyz]){4}={4}|(?:[0Oo]|[1IiLl]|[2-9]|[ABCDEFGHJKMNPQRSTVWXYZabcdefghjkmnpqrstvwxyz]){5}={3}|(?:[0Oo]|[1IiLl]|[2-9]|[ABCDEFGHJKMNPQRSTVWXYZabcdefghjkmnpqrstvwxyz]){7}={1})?$",
+                flags: "",
+                args: ["0123456789ABCDEFGHJKMNPQRSTVWXYZ=", false]
             }
         ];
     }