2fa helpers

2022-12-13 16:25:36 +01:00
parent 8f3a20e5ba
commit c5cdb0f799
11 changed files with 297 additions and 26 deletions
@@ -212,4 +212,22 @@ public static class StringExtensions

    return builder.ToString();
  }
+  
+  
+  public static string FormatTwoFactorAuthenticationKey(this string unformattedKey)
+  {
+    var result = new StringBuilder();
+    int currentPosition = 0;
+    while (currentPosition + 4 < unformattedKey.Length)
+    {
+      result.Append(unformattedKey.AsSpan(currentPosition, 4)).Append(' ');
+      currentPosition += 4;
+    }
+    if (currentPosition < unformattedKey.Length)
+    {
+      result.Append(unformattedKey.AsSpan(currentPosition));
+    }
+
+    return result.ToString().ToLowerInvariant();
+  }
 }