1 files changed, 150 insertions, 0 deletions
diff --git a/forms/source/xforms/xmlhelper.cxx b/forms/source/xforms/xmlhelper.cxx
new file mode 100644
index 000000000000..14c9b73163e1
--- /dev/null
+++ b/forms/source/xforms/xmlhelper.cxx
@@ -0,0 +1,150 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_forms.hxx"
+
+#include "xmlhelper.hxx"
+
+#include "unohelper.hxx"
+#include <rtl/ustring.hxx>
+#include <com/sun/star/uno/Reference.hxx>
+#include <com/sun/star/xml/dom/XDocumentBuilder.hpp>
+
+using rtl::OUString;
+using com::sun::star::uno::Reference;
+using com::sun::star::uno::UNO_QUERY_THROW;
+using com::sun::star::container::XNameContainer;
+using com::sun::star::xml::dom::XDocumentBuilder;
+
+
+//
+// determine valid XML name
+//
+
+// character class:
+// 1: NameStartChar
+// 2: NameChar
+// 4: NCNameStartChar
+// 8: NCNameChar
+inline sal_uInt8 lcl_getCharClass( sal_Unicode c )
+{
+    sal_uInt8 nClass = 0;
+
+    // NameStartChar
+    if( (c >= 'A' && c <= 'Z')
+        || c == '_'
+        || (c >=    'a' && c <=    'z')
+        || (c >= 0x00C0 && c <= 0x00D6)
+        || (c >= 0x00D8 && c <= 0x00F6)
+        || (c >= 0x00F8 && c <= 0x02FF)
+        || (c >= 0x0370 && c <= 0x037D)
+        || (c >= 0x037F && c <= 0x1FFF)
+        || (c >= 0x200C && c <= 0x200D)
+        || (c >= 0x2070 && c <= 0x218F)
+        || (c >= 0x2C00 && c <= 0x2FEF)
+        || (c >= 0x3001 && c <= 0xD7FF)
+        || (c >= 0xF900 && c <= 0xFDCF)
+        || (c >= 0xFDF0 && c <= 0xFFFD)
+
+        // surrogates
+        || (c >= 0xD800 && c <= 0xDBFF)
+        || (c >= 0xDC00 && c <= 0xDFFF) )
+    {
+        nClass = 15;
+    }
+    else if( c == '-'
+             || c == '.'
+             || (c >= '0' && c <= '9')
+             || (c == 0x00B7)
+             || (c >= 0x0300 && c <= 0x036F)
+             || (c >= 0x203F && c <= 0x2040) )
+    {
+        nClass = 10;
+    }
+    else if( c == ':' )
+    {
+        nClass = 3;
+    }
+
+    return nClass;
+}
+
+bool isValidQName( const OUString& sName,
+                   const Reference<XNameContainer>& /*xNamespaces*/ )
+{
+    sal_Int32 nLength = sName.getLength();
+    const sal_Unicode* pName = sName.getStr();
+
+    bool bRet = false;
+    sal_Int32 nColon = 0;
+    if( nLength > 0 )
+    {
+        bRet = ( ( lcl_getCharClass( pName[0] ) & 4 ) != 0 );
+        for( sal_Int32 n = 1; n < nLength; n++ )
+        {
+            sal_uInt8 nClass = lcl_getCharClass( pName[n] );
+            bRet &= ( ( nClass & 2 ) != 0 );
+            if( nClass == 3 )
+                nColon++;
+        }
+    }
+    if( nColon > 1 )
+        bRet = sal_False;
+
+    return bRet;
+}
+
+bool isValidPrefixName( const OUString& sName,
+                        const Reference<XNameContainer>& /*xNamespaces*/ )
+{
+    sal_Int32 nLength = sName.getLength();
+    const sal_Unicode* pName = sName.getStr();
+    bool bRet = false;
+
+    if( nLength > 0 )
+    {
+        bRet = ( ( lcl_getCharClass( pName[0] ) & 4 ) != 0 );
+        for( sal_Int32 n = 1; n < nLength; n++ )
+            bRet &= ( ( lcl_getCharClass( pName[n] ) & 8 ) != 0 );
+    }
+
+    return bRet;
+}
+
+Reference<XDocumentBuilder> getDocumentBuilder()
+{
+    Reference<XDocumentBuilder> xBuilder(
+        xforms::createInstance(
+            OUSTRING("com.sun.star.xml.dom.DocumentBuilder") ),
+        UNO_QUERY_THROW );
+    OSL_ENSURE( xBuilder.is(), "no document builder?" );
+    return xBuilder;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */