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path: root/sw/source/core/edit/edfldexp.cxx
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/* -*- 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 <editsh.hxx>
#include <dbfld.hxx>
#include <dbmgr.hxx>
#include <com/sun/star/container/XNameAccess.hpp>
#include <comphelper/processfactory.hxx>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/sdb/DatabaseContext.hpp>
#include <doc.hxx>
#include <docary.hxx>
#include <ndtxt.hxx>        // GetCurFld
#include <txtfld.hxx>
#include <fmtfld.hxx>
#include <edimp.hxx>
#include <flddat.hxx>
#include <switerator.hxx>

using namespace com::sun::star;

sal_Bool SwEditShell::IsFieldDataSourceAvailable(OUString& rUsedDataSource) const
{
    const SwFldTypes * pFldTypes = GetDoc()->GetFldTypes();
    const sal_uInt16 nSize = pFldTypes->size();
    uno::Reference<uno::XComponentContext> xContext( ::comphelper::getProcessComponentContext() );
    uno::Reference<sdb::XDatabaseContext> xDBContext = sdb::DatabaseContext::create(xContext);
    for(sal_uInt16 i = 0; i < nSize; ++i)
    {
        SwFieldType& rFldType = *((*pFldTypes)[i]);
        sal_uInt16 nWhich = rFldType.Which();
        if(IsUsed(rFldType))
        {
            switch(nWhich)
            {
                case RES_DBFLD:
                {
                    SwIterator<SwFmtFld,SwFieldType> aIter( rFldType );
                    SwFmtFld* pFld = aIter.First();
                    while(pFld)
                    {
                        if(pFld->IsFldInDoc())
                        {
                            const SwDBData& rData =
                                    ((SwDBFieldType*)pFld->GetFld()->GetTyp())->GetDBData();
                            try
                            {
                                return xDBContext->getByName(rData.sDataSource).hasValue();
                            }
                            catch(uno::Exception const &)
                            {
                                rUsedDataSource = rData.sDataSource;
                                return sal_False;
                            }
                        }
                        pFld = aIter.Next();
                    }
                }
                break;
            }
        }
    }
    return sal_True;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */