/*************************************************************************
 *
 * 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_unotools.hxx"

#include <rtl/ustrbuf.hxx>
#include <tools/inetdef.hxx>
#include <unotools/configmgr.hxx>
#include <unotools/bootstrap.hxx>
#include <unotools/docinfohelper.hxx>

using namespace ::com::sun::star;

namespace utl
{

::rtl::OUString DocInfoHelper::GetGeneratorString()
{
    rtl::OUStringBuffer aResult;

	// First product: branded name + version
	// version is <product_versions>_<product_extension>$<platform>
    utl::ConfigManager* pMgr = utl::ConfigManager::GetConfigManager();
    if ( pMgr )
    {
		// plain product name
        rtl::OUString aValue;
        uno::Any aAny = pMgr->GetDirectConfigProperty(
											utl::ConfigManager::PRODUCTNAME);
        if ( (aAny >>= aValue) && aValue.getLength() )
		{
            aResult.append( aValue.replace( ' ', '_' ) );
			aResult.append( (sal_Unicode)'/' );

			aAny = pMgr->GetDirectConfigProperty(
										utl::ConfigManager::PRODUCTVERSION);
			if ( (aAny >>= aValue) && aValue.getLength() )
			{
				aResult.append( aValue.replace( ' ', '_' ) );

				aAny = pMgr->GetDirectConfigProperty(
										utl::ConfigManager::PRODUCTEXTENSION);
				if ( (aAny >>= aValue) && aValue.getLength() )
				{
					aResult.append( (sal_Unicode)'_' );
					aResult.append( aValue.replace( ' ', '_' ) );
				}
			}

			aResult.append( (sal_Unicode)'$' );
			aResult.append( ::rtl::OUString::createFromAscii(
									TOOLS_INETDEF_OS ).replace( ' ', '_' ) );

			aResult.append( (sal_Unicode)' ' );
		}
    }

	// second product: OpenOffice.org_project/<build_information>
	// build_information has '(' and '[' encoded as '$', ')' and ']' ignored
	// and ':' replaced by '-'
	{
		aResult.appendAscii( "OpenOffice.org_project/" );
        ::rtl::OUString aDefault;
        ::rtl::OUString aBuildId( Bootstrap::getBuildIdData( aDefault ) );
		for( sal_Int32 i=0; i < aBuildId.getLength(); i++ )
		{
			sal_Unicode c = aBuildId[i];
			switch( c )
			{
			case '(':
			case '[':
				aResult.append( (sal_Unicode)'$' );
				break;
			case ')':
			case ']':
				break;
			case ':':
				aResult.append( (sal_Unicode)'-' );
				break;
			default:
				aResult.append( c );
				break;
			}
		}
	}

    return aResult.makeStringAndClear();
}

} // end of namespace utl