/* -*- 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 <com/sun/star/ui/dialogs/ExecutableDialogResults.hpp>
#include <tools/urlobj.hxx>
#include <vcl/svapp.hxx>
#include <unotools/ucbstreamhelper.hxx>
#include <connectivity/dbtools.hxx>
#include <osl/diagnose.h>
 
#include <filtuno.hxx>
#include <miscuno.hxx>
#include <scdll.hxx>
#include <imoptdlg.hxx>
#include <asciiopt.hxx>
#include <docsh.hxx>
#include <globstr.hrc>
#include <scresid.hxx>
 
#include <scabstdlg.hxx>
#include <i18nlangtag/lang.h>
 
#include <optutil.hxx>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <comphelper/namedvaluecollection.hxx>
#include <comphelper/propertysequence.hxx>
#include <memory>
 
using namespace com::sun::star;
using namespace com::sun::star::uno;
using namespace connectivity::dbase;
 
constexpr OUString SCFILTEROPTIONSOBJ_SERVICE = u"com.sun.star.ui.dialogs.FilterOptionsDialog"_ustr;
constexpr OUStringLiteral SCFILTEROPTIONSOBJ_IMPLNAME = u"com.sun.star.comp.Calc.FilterOptionsDialog";
 
SC_SIMPLE_SERVICE_INFO( ScFilterOptionsObj, SCFILTEROPTIONSOBJ_IMPLNAME, SCFILTEROPTIONSOBJ_SERVICE )
 
constexpr OUStringLiteral SC_UNONAME_FILENAME = u"URL";
constexpr OUStringLiteral SC_UNONAME_FILTERNAME = u"FilterName";
constexpr OUString SC_UNONAME_FILTEROPTIONS = u"FilterOptions"_ustr;
constexpr OUStringLiteral SC_UNONAME_INPUTSTREAM = u"InputStream";
 
constexpr OUString DBF_CHAR_SET = u"CharSet"_ustr;
constexpr OUString DBF_SEP_PATH_IMPORT = u"Office.Calc/Dialogs/DBFImport"_ustr;
constexpr OUString DBF_SEP_PATH_EXPORT = u"Office.Calc/Dialogs/DBFExport"_ustr;
 
namespace
{
 
    enum class charsetSource
    {
        charset_from_file,
        charset_from_user_setting,
        charset_default
    };
 
    charsetSource load_CharSet(rtl_TextEncoding &nCharSet, bool bExport, SvStream* dbf_Stream)
    {
        if (dbf_Stream && dbfReadCharset(nCharSet, dbf_Stream))
        {
            return charsetSource::charset_from_file;
        }
 
        Sequence<Any> aValues;
        const Any *pProperties;
        Sequence<OUString> aNames { DBF_CHAR_SET };
        ScLinkConfigItem aItem( bExport ? DBF_SEP_PATH_EXPORT : DBF_SEP_PATH_IMPORT );
 
        aValues = aItem.GetProperties( aNames );
        pProperties = aValues.getConstArray();
 
        if( pProperties[0].hasValue() )
        {
            sal_Int32 nChar = 0;
            pProperties[0] >>= nChar;
            if( nChar >= 0)
            {
                nCharSet = static_cast<rtl_TextEncoding>(nChar);
                return charsetSource::charset_from_user_setting;
            }
        }
 
        // Default choice
        nCharSet = RTL_TEXTENCODING_IBM_850;
        return charsetSource::charset_default;
    }
 
    void save_CharSet( rtl_TextEncoding nCharSet, bool bExport )
    {
        Sequence<Any> aValues;
        Any *pProperties;
        Sequence<OUString> aNames { DBF_CHAR_SET };
        ScLinkConfigItem aItem( bExport ? DBF_SEP_PATH_EXPORT : DBF_SEP_PATH_IMPORT );
 
        aValues = aItem.GetProperties( aNames );
        pProperties = aValues.getArray();
        pProperties[0] <<= static_cast<sal_Int32>(nCharSet);
 
        aItem.PutProperties(aNames, aValues);
    }
}
 
ScFilterOptionsObj::ScFilterOptionsObj() :
    bExport( false )
{
}
 
ScFilterOptionsObj::~ScFilterOptionsObj()
{
}
 
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
Calc_FilterOptionsDialog_get_implementation(css::uno::XComponentContext*, css::uno::Sequence<css::uno::Any> const &)
{
    SolarMutexGuard aGuard;
    ScDLL::Init();
    return cppu::acquire(new ScFilterOptionsObj);
}
 
// XPropertyAccess
 
uno::Sequence<beans::PropertyValue> SAL_CALL ScFilterOptionsObj::getPropertyValues()
{
    return comphelper::InitPropertySequence({
        { SC_UNONAME_FILTEROPTIONS, Any(aFilterOptions) }
    });
}
 
void SAL_CALL ScFilterOptionsObj::setPropertyValues( const uno::Sequence<beans::PropertyValue>& aProps )
{
    for (const beans::PropertyValue& rProp : aProps)
    {
        OUString aPropName(rProp.Name);
 
        if ( aPropName == SC_UNONAME_FILENAME )
            rProp.Value >>= aFileName;
        else if ( aPropName == SC_UNONAME_FILTERNAME )
            rProp.Value >>= aFilterName;
        else if ( aPropName == SC_UNONAME_FILTEROPTIONS )
            rProp.Value >>= aFilterOptions;
        else if ( aPropName == SC_UNONAME_INPUTSTREAM )
            rProp.Value >>= xInputStream;
    }
}
 
// XExecutableDialog
 
void SAL_CALL ScFilterOptionsObj::setTitle( const OUString& /* aTitle */ )
{
    // not used
}
 
sal_Int16 SAL_CALL ScFilterOptionsObj::execute()
{
    sal_Int16 nRet = ui::dialogs::ExecutableDialogResults::CANCEL;
 
    OUString aFilterString( aFilterName );
 
    ScAbstractDialogFactory* pFact = ScAbstractDialogFactory::Create();
 
    if ( !bExport && aFilterString == ScDocShell::GetAsciiFilterName() )
    {
        //  ascii import is special...
 
        INetURLObject aURL( aFileName );
        // tdf#132421 - don't URL encode filename for the import ASCII dialog title
        OUString aPrivDatName(aURL.GetLastName(INetURLObject::DecodeMechanism::Unambiguous));
        std::unique_ptr<SvStream> pInStream;
        if ( xInputStream.is() )
            pInStream = utl::UcbStreamHelper::CreateStream( xInputStream );
 
        ScopedVclPtr<AbstractScImportAsciiDlg> pDlg(pFact->CreateScImportAsciiDlg(Application::GetFrameWeld(xDialogParent), aPrivDatName,
                                                                                  pInStream.get(), SC_IMPORTFILE));
        if ( pDlg->Execute() == RET_OK )
        {
            ScAsciiOptions aOptions;
            pDlg->GetOptions( aOptions );
            pDlg->SaveParameters();
            aFilterOptions = aOptions.WriteToString();
            nRet = ui::dialogs::ExecutableDialogResults::OK;
        }
    }
    else if ( aFilterString == ScDocShell::GetWebQueryFilterName() || aFilterString == ScDocShell::GetHtmlFilterName() )
    {
        if (bExport)
            nRet = ui::dialogs::ExecutableDialogResults::OK;    // export HTML without dialog
        else
        {
            // HTML import.
            ScopedVclPtr<AbstractScTextImportOptionsDlg> pDlg(
                pFact->CreateScTextImportOptionsDlg(Application::GetFrameWeld(xDialogParent)));
 
            if (pDlg->Execute() == RET_OK)
            {
                LanguageType eLang = pDlg->GetLanguageType();
                OUStringBuffer aBuf;
 
                aBuf.append(static_cast<sal_Int32>(static_cast<sal_uInt16>(eLang)));
                aBuf.append(' ');
                aBuf.append(pDlg->IsDateConversionSet() ? u'1' : u'0');
                aBuf.append(' ');
                aBuf.append(pDlg->IsScientificConversionSet() ? u'1' : u'0');
                aFilterOptions = aBuf.makeStringAndClear();
                nRet = ui::dialogs::ExecutableDialogResults::OK;
            }
        }
    }
    else
    {
        bool bDBEnc     = false;
        bool bAscii     = false;
        bool skipDialog = false;
 
        sal_Unicode const cStrDel = '"';
        sal_Unicode cAsciiDel = ';';
        rtl_TextEncoding eEncoding = RTL_TEXTENCODING_DONTKNOW;
 
        OUString aTitle;
        bool bIncludeBOM = false;
 
        if ( aFilterString == ScDocShell::GetAsciiFilterName() )
        {
            //  ascii export (import is handled above)
 
            INetURLObject aURL( aFileName );
            OUString aExt(aURL.getExtension());
            if (aExt.equalsIgnoreAsciiCase("CSV"))
                cAsciiDel = ',';
            else
                cAsciiDel = '\t';
 
            aTitle = ScResId( STR_EXPORT_ASCII );
            bAscii = true;
 
            ScAsciiOptions aOptions;
            aOptions.ReadFromString(aFilterOptions);
            bIncludeBOM = aOptions.GetIncludeBOM();
        }
        else if ( aFilterString == ScDocShell::GetLotusFilterName() )
        {
            //  lotus is only imported
            OSL_ENSURE( !bExport, "Filter Options for Lotus Export is not implemented" );
 
            aTitle = ScResId( STR_IMPORT_LOTUS );
            eEncoding = RTL_TEXTENCODING_IBM_437;
        }
        else if ( aFilterString == ScDocShell::GetDBaseFilterName() )
        {
            if ( bExport )
            {
                //  dBase export
                aTitle = ScResId( STR_EXPORT_DBF );
            }
            else
            {
                //  dBase import
                aTitle = ScResId( STR_IMPORT_DBF );
            }
 
            std::unique_ptr<SvStream> pInStream;
            if ( xInputStream.is() )
                pInStream = utl::UcbStreamHelper::CreateStream( xInputStream );
            switch(load_CharSet( eEncoding, bExport, pInStream.get()))
            {
                case charsetSource::charset_from_file:
                  skipDialog = true;
                  break;
                case charsetSource::charset_from_user_setting:
                case charsetSource::charset_default:
                   break;
            }
            bDBEnc = true;
            // pInStream goes out of scope, the stream is automatically closed
        }
        else if ( aFilterString == ScDocShell::GetDifFilterName() )
        {
            if ( bExport )
            {
                //  DIF export
                aTitle = ScResId( STR_EXPORT_DIF );
            }
            else
            {
                //  DIF import
                aTitle = ScResId( STR_IMPORT_DIF );
            }
            // common for DIF import/export
            eEncoding = RTL_TEXTENCODING_MS_1252;
        }
 
        ScImportOptions aOptions( cAsciiDel, cStrDel, eEncoding);
        aOptions.bIncludeBOM = bIncludeBOM;
        if(skipDialog)
        {
            // TODO: check we are not missing some of the stuff that ScImportOptionsDlg::GetImportOptions
            // (file sc/source/ui/dbgui/scuiimoptdlg.cxx) does
            // that is, if the dialog sets options that are not selected by the user (!)
            // then we are missing them here.
            // Then we may need to rip them out of the dialog.
            // Or we actually change the dialog to not display if skipDialog==true
            // in that case, add an argument skipDialog to CreateScImportOptionsDlg
            nRet = ui::dialogs::ExecutableDialogResults::OK;
        }
        else
        {
            ScopedVclPtr<AbstractScImportOptionsDlg> pDlg(pFact->CreateScImportOptionsDlg(Application::GetFrameWeld(xDialogParent),
                                                                            bAscii, &aOptions, &aTitle,
                                                                            bDBEnc, !bExport));
            if ( pDlg->Execute() == RET_OK )
            {
                pDlg->SaveImportOptions();
                pDlg->GetImportOptions( aOptions );
                save_CharSet( aOptions.eCharSet, bExport );
                nRet = ui::dialogs::ExecutableDialogResults::OK;
            }
        }
        if (nRet == ui::dialogs::ExecutableDialogResults::OK)
        {
            if ( bAscii )
                aFilterOptions = aOptions.BuildString();
            else
                aFilterOptions = aOptions.aStrFont;
        }
    }
 
    xInputStream.clear();   // don't hold the stream longer than necessary
 
    return nRet;
}
 
// XImporter
 
void SAL_CALL ScFilterOptionsObj::setTargetDocument( const uno::Reference<lang::XComponent>& /* xDoc */ )
{
    bExport = false;
}
 
// XExporter
 
void SAL_CALL ScFilterOptionsObj::setSourceDocument( const uno::Reference<lang::XComponent>& /* xDoc */ )
{
    bExport = true;
}
 
// XInitialization
 
void SAL_CALL ScFilterOptionsObj::initialize(const uno::Sequence<uno::Any>& rArguments)
{
    ::comphelper::NamedValueCollection aProperties(rArguments);
    if (aProperties.has(u"ParentWindow"_ustr))
        aProperties.get(u"ParentWindow"_ustr) >>= xDialogParent;
}
 
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

V530 The return value of function 'append' is required to be utilized.

V530 The return value of function 'append' is required to be utilized.

V530 The return value of function 'append' is required to be utilized.

V530 The return value of function 'append' is required to be utilized.

V530 The return value of function 'append' is required to be utilized.