Fix sonar issues

Author: rbondesson

apps/web/src/HtmlUtils.tsx

@@ -11,8 +11,6 @@ Please see LICENSE files in the repository root for full details.
 
 import React, { type JSX, type Key, type LegacyRef, type ReactNode } from "react";
 import {
-    sanitizeHtmlText,
-    isUrlPermitted,
     sanitizeHtml,
     type HtmlSanitizeOptions,
 } from "@element-hq/element-web-shared-utils";
@@ -30,6 +28,7 @@ import { sanitizeHtmlParams, transformTags, linkifyHtml } from "./Linkify";
 import { graphemeSegmenter } from "./utils/strings";
 
 export { linkifyAndSanitizeHtml } from "./Linkify";
+export { isUrlPermitted, sanitizeHtmlText } from "@element-hq/element-web-shared-utils";
 
 // Anything outside the basic multilingual plane will be a surrogate pair
 const SURROGATE_PAIR_PATTERN = /([\ud800-\udbff])([\udc00-\udfff])/;
@@ -108,9 +107,6 @@ export function sanitizedHtmlNode(
     return <div dangerouslySetInnerHTML={{ __html: saneHtml }} dir="auto" className={className} />;
 }
 
-// Keep the app-facing export stable for settings and context-menu consumers.
-export { isUrlPermitted, sanitizeHtmlText };
-
 // this is the same as the above except with less rewriting
 const composerSanitizeHtmlParams: HtmlSanitizeOptions = {
     ...sanitizeHtmlParams,

packages/shared-utils/src/html/sanitizeHtmlParams.ts

@@ -94,8 +94,8 @@ function isTransform(value: HtmlSanitizeTransform | undefined): value is HtmlSan
  */
 function hasUnsafeControlCharacter(input: string): boolean {
     return [...input].some((character) => {
-        const code = character.charCodeAt(0);
-        return code <= 0x20 || (code >= 0x7f && code <= 0x9f);
+        const code = character.codePointAt(0);
+        return code !== undefined && (code <= 0x20 || (code >= 0x7f && code <= 0x9f));
     });
 }