Make encodeForXml accessible for other modules

and share similar code

Change-Id: I7729a46d40845893f577c273c1ab340f69ebb51b
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/151230
Tested-by: Jenkins CollaboraOffice <jenkinscollaboraoffice@gmail.com>
Reviewed-by: Szymon Kłos <szymon.klos@collabora.com>
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/151754
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolan.mcnamara@collabora.com>

2 files changed, 62 insertions, 2 deletions

diff --git a/include/comphelper/xmlencode.hxx b/include/comphelper/xmlencode.hxx
new file mode 100644
index 000000000000..160de5c9cf42
--- /dev/null
+++ b/include/comphelper/xmlencode.hxx
@@ -0,0 +1,62 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * 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 .
+ */
+
+#pragma once
+
+#include <rtl/ustring.hxx>
+
+namespace comphelper::string
+{
+inline OUString encodeForXml(std::u16string_view rStr)
+{
+    // encode conforming xml:
+    sal_Int32 len = rStr.length();
+    OUStringBuffer buf(len + 16); // it's going to be at least len
+    for (sal_Int32 pos = 0; pos < len; ++pos)
+    {
+        sal_Unicode c = rStr[pos];
+        switch (c)
+        {
+            case '<':
+                buf.append("&lt;");
+                break;
+            case '>':
+                buf.append("&gt;");
+                break;
+            case '&':
+                buf.append("&amp;");
+                break;
+            case '\'':
+                buf.append("&apos;");
+                break;
+            case '\"':
+                buf.append("&quot;");
+                break;
+            default:
+                buf.append(c);
+                break;
+        }
+    }
+
+    return buf.makeStringAndClear();
+}
+
+} /* Namespace */
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
diff --git a/include/vcl/pdfwriter.hxx b/include/vcl/pdfwriter.hxx
index 966798e814aa..0f4eccb42728 100644
--- a/include/vcl/pdfwriter.hxx
+++ b/include/vcl/pdfwriter.hxx
@@ -1236,8 +1236,6 @@ The following structure describes the permissions used in PDF security
     static OString GetDateTime();
 };
 
-VCL_DLLPUBLIC void escapeStringXML( const OUString& rStr, OUString &rValue);
-
 }
 
 #endif // INCLUDED_VCL_PDFWRITER_HXX