Add a user control mechanism to deny clipboard cut/copy.

2026-05-26 14:30:27 +00:00 · 2017-01-08 23:14:56 +01:00
parent b693160f4f
commit beaf9608a5
3 changed files with 22 additions and 1 deletions
@@ -3227,6 +3227,12 @@ nsHTMLDocument::ExecCommand(const nsAString& commandID,
  // Special case for cut and copy.
  // Cut/copy are allowed in non-editable documents.
  if (isCutCopy) {
+    // Emit a security error if the user explicitly disabled cut and copy.
+    if (nsContentUtils::IsCutCopyRestricted() && !nsContentUtils::IsCallerChrome()) {
+      rv = NS_ERROR_DOM_SECURITY_ERR;
+      return false;
+    }
+    
    if (!nsContentUtils::IsCutCopyAllowed()) {
      return false;
    }