Fixing sanitizeHTML file to allow it being loaded into server tests

gristlabs · Dec 19, 2024 · 288ba24 · 288ba24
1 parent 4c53590
commit 288ba24
Showing 1 changed file with 7 additions and 4 deletions.
diff --git a/app/client/ui/sanitizeHTML.ts b/app/client/ui/sanitizeHTML.ts
@@ -12,11 +12,14 @@ export function sanitizeTutorialHTML(source: string | Node): string {
 }
 
 const defaultPurifier = createDOMPurifier();
-defaultPurifier.addHook('uponSanitizeAttribute', handleSanitizeAttribute);
-
 const tutorialPurifier = createDOMPurifier();
-tutorialPurifier.addHook('uponSanitizeAttribute', handleSanitizeAttribute);
-tutorialPurifier.addHook('uponSanitizeElement', handleSanitizeTutorialElement);
+
+// If we are executed in a browser, we can add hooks to the purifiers to customize their behavior.
+if (typeof window !== 'undefined') {
+  defaultPurifier.addHook('uponSanitizeAttribute', handleSanitizeAttribute);
+  tutorialPurifier.addHook('uponSanitizeAttribute', handleSanitizeAttribute);
+  tutorialPurifier.addHook('uponSanitizeElement', handleSanitizeTutorialElement);
+}
 
 function handleSanitizeAttribute(node: Element) {
   if (!('target' in node)) { return; }