1 files changed, 56 insertions, 0 deletions
diff --git a/desktop/source/deployment/misc/dp_identifier.cxx b/desktop/source/deployment/misc/dp_identifier.cxx
new file mode 100644
index 000000000..8669710c7
--- /dev/null
+++ b/desktop/source/deployment/misc/dp_identifier.cxx
@@ -0,0 +1,56 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <sal/config.h>
+
+#include <optional>
+#include <com/sun/star/beans/Optional.hpp>
+#include <com/sun/star/deployment/XPackage.hpp>
+#include <com/sun/star/uno/Reference.hxx>
+#include <osl/diagnose.h>
+#include <rtl/ustring.hxx>
+
+#include <dp_identifier.hxx>
+
+namespace dp_misc {
+
+OUString generateIdentifier(
+    ::std::optional< OUString > const & optional,
+    std::u16string_view fileName)
+{
+    return optional ? *optional : generateLegacyIdentifier(fileName);
+}
+
+OUString getIdentifier(
+    css::uno::Reference< css::deployment::XPackage > const & package)
+{
+    OSL_ASSERT(package.is());
+    css::beans::Optional< OUString > id(package->getIdentifier());
+    return id.IsPresent
+        ? id.Value : generateLegacyIdentifier(package->getName());
+}
+
+OUString generateLegacyIdentifier(std::u16string_view fileName) {
+    return OUString::Concat("org.openoffice.legacy.") + fileName;
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */