/* -*- 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 "querytablebuffer.hxx"

#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/container/XEnumerationAccess.hpp>
#include <com/sun/star/sheet/XAreaLink.hpp>
#include <com/sun/star/sheet/XAreaLinks.hpp>
#include <osl/diagnose.h>
#include <oox/core/filterbase.hxx>
#include <oox/helper/attributelist.hxx>
#include <oox/token/properties.hxx>
#include <oox/token/tokens.hxx>
#include "addressconverter.hxx"
#include "biffinputstream.hxx"
#include "connectionsbuffer.hxx"
#include "defnamesbuffer.hxx"

namespace oox {
namespace xls {

using namespace ::com::sun::star::container;
using namespace ::com::sun::star::sheet;
using namespace ::com::sun::star::table;
using namespace ::com::sun::star::uno;

namespace {

const sal_uInt32 BIFF12_QUERYTABLE_HEADERS          = 0x00000001;
const sal_uInt32 BIFF12_QUERYTABLE_ROWNUMBERS       = 0x00000002;
const sal_uInt32 BIFF12_QUERYTABLE_DISABLEREFRESH   = 0x00000004;
const sal_uInt32 BIFF12_QUERYTABLE_BACKGROUND       = 0x00000008;
const sal_uInt32 BIFF12_QUERYTABLE_FIRSTBACKGROUND  = 0x00000010;
const sal_uInt32 BIFF12_QUERYTABLE_REFRESHONLOAD    = 0x00000020;
const sal_uInt32 BIFF12_QUERYTABLE_FILLFORMULAS     = 0x00000100;
const sal_uInt32 BIFF12_QUERYTABLE_SAVEDATA         = 0x00000200;
const sal_uInt32 BIFF12_QUERYTABLE_DISABLEEDIT      = 0x00000400;
const sal_uInt32 BIFF12_QUERYTABLE_PRESERVEFORMAT   = 0x00000800;
const sal_uInt32 BIFF12_QUERYTABLE_ADJUSTCOLWIDTH   = 0x00001000;
const sal_uInt32 BIFF12_QUERYTABLE_INTERMEDIATE     = 0x00002000;
const sal_uInt32 BIFF12_QUERYTABLE_APPLYNUMFMT      = 0x00004000;
const sal_uInt32 BIFF12_QUERYTABLE_APPLYFONT        = 0x00008000;
const sal_uInt32 BIFF12_QUERYTABLE_APPLYALIGNMENT   = 0x00010000;
const sal_uInt32 BIFF12_QUERYTABLE_APPLYBORDER      = 0x00020000;
const sal_uInt32 BIFF12_QUERYTABLE_APPLYFILL        = 0x00040000;
const sal_uInt32 BIFF12_QUERYTABLE_APPLYPROTECTION  = 0x00080000;

void lclAppendWebQueryTableName( OUStringBuffer& rTables, const OUString& rTableName )
{
    if( !rTableName.isEmpty() )
    {
        if( !rTables.isEmpty() )
            rTables.append( ';' );
        rTables.append( "HTML__" ).append( rTableName );
    }
}

void lclAppendWebQueryTableIndex( OUStringBuffer& rTables, sal_Int32 nTableIndex )
{
    if( nTableIndex > 0 )
    {
        if( !rTables.isEmpty() )
            rTables.append( ';' );
        rTables.append( "HTML_" ).append( nTableIndex );
    }
}

OUString lclBuildWebQueryTables( const WebPrModel::TablesVector& rTables )
{
    if( rTables.empty() )
        return OUString( "HTML_tables" );

    OUStringBuffer aTables;
    for( WebPrModel::TablesVector::const_iterator aIt = rTables.begin(), aEnd = rTables.end(); aIt != aEnd; ++aIt )
    {
        if( aIt->has< OUString >() )
            lclAppendWebQueryTableName( aTables, aIt->get< OUString >() );
        else if( aIt->has< sal_Int32 >() )
            lclAppendWebQueryTableIndex( aTables, aIt->get< sal_Int32 >() );
    }
    return aTables.makeStringAndClear();
}

Reference< XAreaLink > lclFindAreaLink(
        const Reference< XAreaLinks >& rxAreaLinks, const CellAddress& rDestPos,
        const OUString& rFileUrl, const OUString& rTables, const OUString& rFilterName, const OUString& rFilterOptions )
{
    try
    {
        Reference< XEnumerationAccess > xAreaLinksEA( rxAreaLinks, UNO_QUERY_THROW );
        Reference< XEnumeration > xAreaLinksEnum( xAreaLinksEA->createEnumeration(), UNO_SET_THROW );
        while( xAreaLinksEnum->hasMoreElements() )
        {
            Reference< XAreaLink > xAreaLink( xAreaLinksEnum->nextElement(), UNO_QUERY_THROW );
            PropertySet aPropSet( xAreaLink );
            CellRangeAddress aDestArea = xAreaLink->getDestArea();
            OUString aString;
            if( (rDestPos.Sheet == aDestArea.Sheet) && (rDestPos.Column == aDestArea.StartColumn) && (rDestPos.Row == aDestArea.StartRow) &&
                    (rTables == xAreaLink->getSourceArea()) &&
                    aPropSet.getProperty( aString, PROP_Url ) && (rFileUrl == aString) &&
                    aPropSet.getProperty( aString, PROP_Filter ) && (rFilterName == aString) &&
                    aPropSet.getProperty( aString, PROP_FilterOptions ) && (rFilterOptions == aString) )
                return xAreaLink;
        }
    }
    catch( Exception& )
    {
    }
    return Reference< XAreaLink >();
}

} // namespace

QueryTableModel::QueryTableModel() :
    mnConnId( -1 ),
    mnGrowShrinkType( XML_insertDelete ),
    mbHeaders( true ),
    mbRowNumbers( false ),
    mbDisableRefresh( false ),
    mbBackground( true ),
    mbFirstBackground( false ),
    mbRefreshOnLoad( false ),
    mbFillFormulas( false ),
    mbRemoveDataOnSave( false ),
    mbDisableEdit( false ),
    mbPreserveFormat( true ),
    mbAdjustColWidth( true ),
    mbIntermediate( false )
{
}

QueryTable::QueryTable( const WorksheetHelper& rHelper ) :
    WorksheetHelper( rHelper )
{
}

void QueryTable::importQueryTable( const AttributeList& rAttribs )
{
    maModel.maDefName          = rAttribs.getXString( XML_name, OUString() );
    maModel.mnConnId           = rAttribs.getInteger( XML_connectionId, -1 );
    maModel.mnGrowShrinkType   = rAttribs.getToken( XML_growShrinkType, XML_insertDelete );
    maModel.mnAutoFormatId     = rAttribs.getInteger( XML_autoFormatId, 0 );
    maModel.mbHeaders          = rAttribs.getBool( XML_headers, true );
    maModel.mbRowNumbers       = rAttribs.getBool( XML_rowNumbers, false );
    maModel.mbDisableRefresh   = rAttribs.getBool( XML_disableRefresh, false );
    maModel.mbBackground       = rAttribs.getBool( XML_backgroundRefresh, true );
    maModel.mbFirstBackground  = rAttribs.getBool( XML_firstBackgroundRefresh, false );
    maModel.mbRefreshOnLoad    = rAttribs.getBool( XML_refreshOnLoad, false );
    maModel.mbFillFormulas     = rAttribs.getBool( XML_fillFormulas, false );
    maModel.mbRemoveDataOnSave = rAttribs.getBool( XML_removeDataOnSave, false );
    maModel.mbDisableEdit      = rAttribs.getBool( XML_disableEdit, false );
    maModel.mbPreserveFormat   = rAttribs.getBool( XML_preserveFormatting, true );
    maModel.mbAdjustColWidth   = rAttribs.getBool( XML_adjustColumnWidth, true );
    maModel.mbIntermediate     = rAttribs.getBool( XML_intermediate, false );
    maModel.mbApplyNumFmt      = rAttribs.getBool( XML_applyNumberFormats, false );
    maModel.mbApplyFont        = rAttribs.getBool( XML_applyFontFormats, false );
    maModel.mbApplyAlignment   = rAttribs.getBool( XML_applyAlignmentFormats, false );
    maModel.mbApplyBorder      = rAttribs.getBool( XML_applyBorderFormats, false );
    maModel.mbApplyFill        = rAttribs.getBool( XML_applyPatternFormats, false );
    // OOXML and BIFF12 documentation differ: OOXML mentions width/height, BIFF12 mentions protection
    maModel.mbApplyProtection  = rAttribs.getBool( XML_applyWidthHeightFormats, false );
}

void QueryTable::importQueryTable( SequenceInputStream& rStrm )
{
    sal_uInt32 nFlags;
    nFlags = rStrm.readuInt32();
    maModel.mnAutoFormatId = rStrm.readuInt16();
    maModel.mnConnId = rStrm.readInt32();
    rStrm >> maModel.maDefName;

    static const sal_Int32 spnGrowShrinkTypes[] = { XML_insertClear, XML_insertDelete, XML_overwriteClear };
    maModel.mnGrowShrinkType = STATIC_ARRAY_SELECT( spnGrowShrinkTypes, extractValue< sal_uInt8 >( nFlags, 6, 2 ), XML_insertDelete );

    maModel.mbHeaders           = getFlag( nFlags, BIFF12_QUERYTABLE_HEADERS );
    maModel.mbRowNumbers        = getFlag( nFlags, BIFF12_QUERYTABLE_ROWNUMBERS );
    maModel.mbDisableRefresh    = getFlag( nFlags, BIFF12_QUERYTABLE_DISABLEREFRESH );
    maModel.mbBackground        = getFlag( nFlags, BIFF12_QUERYTABLE_BACKGROUND );
    maModel.mbFirstBackground   = getFlag( nFlags, BIFF12_QUERYTABLE_FIRSTBACKGROUND );
    maModel.mbRefreshOnLoad     = getFlag( nFlags, BIFF12_QUERYTABLE_REFRESHONLOAD );
    maModel.mbFillFormulas      = getFlag( nFlags, BIFF12_QUERYTABLE_FILLFORMULAS );
    maModel.mbRemoveDataOnSave  = !getFlag( nFlags, BIFF12_QUERYTABLE_SAVEDATA ); // flag negated in BIFF12
    maModel.mbDisableEdit       = getFlag( nFlags, BIFF12_QUERYTABLE_DISABLEEDIT );
    maModel.mbPreserveFormat    = getFlag( nFlags, BIFF12_QUERYTABLE_PRESERVEFORMAT );
    maModel.mbAdjustColWidth    = getFlag( nFlags, BIFF12_QUERYTABLE_ADJUSTCOLWIDTH );
    maModel.mbIntermediate      = getFlag( nFlags, BIFF12_QUERYTABLE_INTERMEDIATE );
    maModel.mbApplyNumFmt       = getFlag( nFlags, BIFF12_QUERYTABLE_APPLYNUMFMT );
    maModel.mbApplyFont         = getFlag( nFlags, BIFF12_QUERYTABLE_APPLYFONT );
    maModel.mbApplyAlignment    = getFlag( nFlags, BIFF12_QUERYTABLE_APPLYALIGNMENT );
    maModel.mbApplyBorder       = getFlag( nFlags, BIFF12_QUERYTABLE_APPLYBORDER );
    maModel.mbApplyFill         = getFlag( nFlags, BIFF12_QUERYTABLE_APPLYFILL );
    maModel.mbApplyProtection   = getFlag( nFlags, BIFF12_QUERYTABLE_APPLYPROTECTION );
}

void QueryTable::finalizeImport()
{
    ConnectionRef xConnection = getConnections().getConnection( maModel.mnConnId );
    OSL_ENSURE( xConnection.get(), "QueryTable::finalizeImport - missing connection object" );
    if( xConnection.get() && (xConnection->getConnectionType() == BIFF12_CONNECTION_HTML) )
    {
        // check that valid web query properties exist
        const WebPrModel* pWebPr = xConnection->getModel().mxWebPr.get();
        if( pWebPr && !pWebPr->mbXml )
        {
            OUString aFileUrl = getBaseFilter().getAbsoluteUrl( pWebPr->maUrl );
            if( !aFileUrl.isEmpty() )
            {
                // resolve destination cell range (stored as defined name containing the range)
                OUString aDefName = maModel.maDefName.replace( ' ', '_' ).replace( '-', '_' );
                DefinedNameRef xDefName = getDefinedNames().getByModelName( aDefName, getSheetIndex() );
                OSL_ENSURE( xDefName.get(), "QueryTable::finalizeImport - missing defined name" );
                if( xDefName.get() )
                {
                    CellRangeAddress aDestRange;
                    bool bIsRange = xDefName->getAbsoluteRange( aDestRange ) && (aDestRange.Sheet == getSheetIndex());
                    OSL_ENSURE( bIsRange, "QueryTable::finalizeImport - defined name does not contain valid cell range" );
                    if( bIsRange && getAddressConverter().checkCellRange( aDestRange, false, true ) )
                    {
                        CellAddress aDestPos( aDestRange.Sheet, aDestRange.StartColumn, aDestRange.StartRow );
                        // find tables mode: entire document, all tables, or specific tables
                        OUString aTables = pWebPr->mbHtmlTables ? lclBuildWebQueryTables( pWebPr->maTables ) : "HTML_all";
                        if( !aTables.isEmpty() ) try
                        {
                            PropertySet aDocProps( getDocument() );
                            Reference< XAreaLinks > xAreaLinks( aDocProps.getAnyProperty( PROP_AreaLinks ), UNO_QUERY_THROW );
                            OUString aFilterName = "calc_HTML_WebQuery";
                            OUString aFilterOptions;
                            xAreaLinks->insertAtPosition( aDestPos, aFileUrl, aTables, aFilterName, aFilterOptions );
                            // set refresh interval (convert minutes to seconds)
                            sal_Int32 nRefreshPeriod = xConnection->getModel().mnInterval * 60;
                            if( nRefreshPeriod > 0 )
                            {
                                PropertySet aPropSet( lclFindAreaLink( xAreaLinks, aDestPos, aFileUrl, aTables, aFilterName, aFilterOptions ) );
                                aPropSet.setProperty( PROP_RefreshPeriod, nRefreshPeriod );
                            }
                        }
                        catch( Exception& )
                        {
                        }
                    }
                }
            }
        }
    }
}

QueryTableBuffer::QueryTableBuffer( const WorksheetHelper& rHelper ) :
    WorksheetHelper( rHelper )
{
}

QueryTable& QueryTableBuffer::createQueryTable()
{
    QueryTableVector::value_type xQueryTable( new QueryTable( *this ) );
    maQueryTables.push_back( xQueryTable );
    return *xQueryTable;
}

void QueryTableBuffer::finalizeImport()
{
    maQueryTables.forEachMem( &QueryTable::finalizeImport );
}

} // namespace xls
} // namespace oox

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