/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"
#include <tools/debug.hxx>
#include <com/sun/star/document/XGraphicObjectResolver.hpp>
#include <com/sun/star/embed/ElementModes.hpp>
#include <com/sun/star/io/XActiveDataControl.hpp>
#include <com/sun/star/io/XActiveDataSource.hpp>
#include <com/sun/star/xml/sax/XParser.hpp>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/xml/sax/XDocumentHandler.hpp>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/drawing/PolyPolygonBezierCoords.hpp>
#include <com/sun/star/drawing/LineDash.hpp>
#include <com/sun/star/awt/Gradient.hpp>
#include <com/sun/star/drawing/Hatch.hpp>
#include <com/sun/star/io/XOutputStream.hpp>
#ifndef _COM_SUN_STAR_IO_XSEEKABLE_HDL_
#include <com/sun/star/io/XSeekable.hdl>
#endif
#include <comphelper/processfactory.hxx>
#include <unotools/streamwrap.hxx>
#include <rtl/ustrbuf.hxx>
#include <sfx2/docfile.hxx>
#include <xmloff/xmluconv.hxx>
#include "xmloff/xmlnmspe.hxx"
#include "xmloff/nmspmap.hxx"

#include "xmloff/xmltoken.hxx"
#include "xmloff/xmlmetae.hxx"
#include "xmloff/DashStyle.hxx"
#include "xmloff/GradientStyle.hxx"
#include "xmloff/HatchStyle.hxx"
#include "xmloff/ImageStyle.hxx"
#include "xmloff/MarkerStyle.hxx"
#include <xmloff/xmlictxt.hxx>
#include "svx/xmlgrhlp.hxx"
#include "xmloff/attrlist.hxx"

#include "xmlxtimp.hxx"

using namespace com::sun::star;
using namespace com::sun::star::container;
using namespace com::sun::star::document;
using namespace com::sun::star::uno;
using namespace com::sun::star::awt;
using namespace com::sun::star::lang;
using namespace com::sun::star::xml::sax;
using namespace ::rtl;
using namespace ::xmloff::token;
using namespace cppu;

sal_Char __READONLY_DATA sXML_np__office[] = "__office";
sal_Char __READONLY_DATA sXML_np__office_ooo[] = "___office";
sal_Char __READONLY_DATA sXML_np__draw[] = "__draw";
sal_Char __READONLY_DATA sXML_np__draw_ooo[] = "___draw";
sal_Char __READONLY_DATA sXML_np__ooo[] = "__ooo";
sal_Char __READONLY_DATA sXML_np__xlink[] = "__xlink";

///////////////////////////////////////////////////////////////////////

enum SvxXMLTableImportContextEnum { stice_unknown, stice_color, stice_marker, stice_dash, stice_hatch, stice_gradient, stice_bitmap };

///////////////////////////////////////////////////////////////////////

class SvxXMLTableImportContext : public SvXMLImportContext
{
public:
	SvxXMLTableImportContext( SvXMLImport& rImport, sal_uInt16 nPrfx, const OUString& rLName, const uno::Reference< XAttributeList >& xAttrList, SvxXMLTableImportContextEnum eContext, const uno::Reference< XNameContainer >& xTable, 
		sal_Bool bOOoFormat );
	virtual ~SvxXMLTableImportContext();

	virtual SvXMLImportContext *CreateChildContext( sal_uInt16 nPrefix, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList );

	SvxXMLXTableImport& getImport() const { return *(SvxXMLXTableImport*)&GetImport(); }

protected:
	void importColor( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
	void importMarker( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
	void importDash( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
	void importHatch( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
	void importGradient( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
	void importBitmap( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );

private:
	uno::Reference< XNameContainer > mxTable;
	SvxXMLTableImportContextEnum meContext;
	sal_Bool mbOOoFormat;
};

///////////////////////////////////////////////////////////////////////

SvxXMLTableImportContext::SvxXMLTableImportContext( SvXMLImport& rImport, sal_uInt16 nPrfx, const OUString& rLName, const uno::Reference< XAttributeList >&, SvxXMLTableImportContextEnum eContext, const uno::Reference< XNameContainer >& xTable, sal_Bool bOOoFormat )
: SvXMLImportContext( rImport, nPrfx, rLName ), mxTable( xTable ), meContext( eContext ),
	mbOOoFormat( bOOoFormat )
{
}

SvxXMLTableImportContext::~SvxXMLTableImportContext()
{
}

SvXMLImportContext *SvxXMLTableImportContext::CreateChildContext( sal_uInt16 nPrefix, const OUString& rLocalName, const uno::Reference< XAttributeList >& rAttrList )
{
	if( XML_NAMESPACE_DRAW == nPrefix )
	{
		uno::Reference< XAttributeList > xAttrList( rAttrList );
		if( mbOOoFormat &&
		 	(stice_dash == meContext || stice_hatch == meContext ||
			 stice_bitmap == meContext) )
		{
			SvXMLAttributeList *pAttrList = new SvXMLAttributeList( rAttrList );
			xAttrList = pAttrList;
			sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0;
			for( sal_Int16 i=0; i < nAttrCount; i++ )
			{
				const OUString& rAttrName = xAttrList->getNameByIndex( i );
				OUString aLocalName;
				sal_uInt16 nPrefix_ = 
					GetImport().GetNamespaceMap().GetKeyByAttrName( rAttrName, 
																&aLocalName );
				if( XML_NAMESPACE_XLINK == nPrefix_ &&
					stice_bitmap == meContext &&
					IsXMLToken( aLocalName, XML_HREF ) )
				{
					const OUString rValue = xAttrList->getValueByIndex( i );
					if( rValue.getLength() && '#' == rValue[0] )
						pAttrList->SetValueByIndex( i, rValue.copy( 1 ) );
				}
				else if( XML_NAMESPACE_DRAW == nPrefix_ &&
						  ( ( stice_dash == meContext &&
						      (IsXMLToken( aLocalName, XML_DOTS1_LENGTH ) ||
						       IsXMLToken( aLocalName, XML_DOTS2_LENGTH ) ||
						       IsXMLToken( aLocalName, XML_DISTANCE )) ) ||
							( stice_hatch == meContext &&
						      IsXMLToken( aLocalName, XML_HATCH_DISTANCE ) ) ) )
				{
					const OUString rValue = xAttrList->getValueByIndex( i );
					sal_Int32 nPos = rValue.getLength();
					while( nPos && rValue[nPos-1] <= ' ' )
						--nPos;
					if( nPos > 2 &&
						('c'==rValue[nPos-2] || 'C'==rValue[nPos-2]) &&
						('h'==rValue[nPos-1] || 'H'==rValue[nPos-1]) )
					{
						pAttrList->SetValueByIndex( i, rValue.copy( 0, nPos-2 ) );
					}
				}
			}
		}
		try
		{
			Any aAny;
			OUString aName;

			switch( meContext )
			{
			case stice_color:
				importColor( nPrefix, rLocalName, xAttrList, aAny, aName );
				break;
			case stice_marker:
				importMarker( nPrefix, rLocalName, xAttrList, aAny, aName  );
				break;
			case stice_dash:
				importDash( nPrefix, rLocalName, xAttrList, aAny, aName  );
				break;
			case stice_hatch:
				importHatch( nPrefix, rLocalName, xAttrList, aAny, aName  );
				break;
			case stice_gradient:
				importGradient( nPrefix, rLocalName, xAttrList, aAny, aName  );
				break;
			case stice_bitmap:
				importBitmap( nPrefix, rLocalName, xAttrList, aAny, aName  );
				break;
			case stice_unknown:
				break;
			}

			if( aName.getLength() && aAny.hasValue() )
			{
				if( mxTable->hasByName( aName ) )
				{
					mxTable->replaceByName( aName, aAny );
				}
				else
				{
					mxTable->insertByName( aName, aAny );
				}
			}
		}
		catch( uno::Exception& )
		{
		}
	}

	return new SvXMLImportContext( GetImport(), nPrefix, rLocalName );
}

void SvxXMLTableImportContext::importColor( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
{
	(void)nPrfx;
	(void)rLocalName;

	const sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0;
	for( sal_Int16 i=0; i < nAttrCount; i++ )
	{
		const OUString& rFullAttrName = xAttrList->getNameByIndex( i );
		OUString aLocalName;
		sal_uInt16 nPrefix = GetImport().GetNamespaceMap().GetKeyByAttrName( rFullAttrName, &aLocalName );


		if( XML_NAMESPACE_DRAW == nPrefix )
		{
			if( aLocalName == GetXMLToken(XML_NAME) )
			{
				rName = xAttrList->getValueByIndex( i );
			}
			else if( aLocalName == GetXMLToken(XML_COLOR) )
			{
				Color aColor;
				SvXMLUnitConverter::convertColor(aColor, xAttrList->getValueByIndex( i ));
				rAny <<= (sal_Int32)aColor.GetColor();
			}
		}
	}
}

void SvxXMLTableImportContext::importMarker( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
{
	(void)nPrfx;
	(void)rLocalName;

    try
    {
	    XMLMarkerStyleImport aMarkerStyle( GetImport() );
	    aMarkerStyle.importXML( xAttrList, rAny, rName );
    }
    catch( Exception& )
    {
        DBG_ERROR("SvxXMLTableImportContext::importMarker(), exception caught!");
    }
}

void SvxXMLTableImportContext::importDash( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
{
	(void)nPrfx;
	(void)rLocalName;

    try
    {
    	XMLDashStyleImport aDashStyle( GetImport() );
	    aDashStyle.importXML( xAttrList, rAny, rName );
    }
    catch( Exception& )
    {
        DBG_ERROR("SvxXMLTableImportContext::importDash(), exception caught!");
    }
}

void SvxXMLTableImportContext::importHatch( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
{
	(void)nPrfx;
	(void)rLocalName;

    try
    {
    	XMLHatchStyleImport aHatchStyle( GetImport() );
	    aHatchStyle.importXML( xAttrList, rAny, rName );
    }
    catch( Exception& )
    {
        DBG_ERROR("SvxXMLTableImportContext::importHatch(), exception caught!");
    }
}

void SvxXMLTableImportContext::importGradient( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
{
	(void)nPrfx;
	(void)rLocalName;

    try
    {
    	XMLGradientStyleImport aGradientStyle( GetImport() );
	    aGradientStyle.importXML( xAttrList, rAny, rName );
    }
    catch( Exception& )
    {
        DBG_ERROR("SvxXMLTableImportContext::importGradient(), exception caught!");
    }
}

void SvxXMLTableImportContext::importBitmap( sal_uInt16 nPrfx, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
{
	(void)nPrfx;
	(void)rLocalName;

	try
    {
        XMLImageStyle aImageStyle;
	    aImageStyle.importXML( xAttrList, rAny, rName, GetImport() );
    }
    catch( Exception& )
    {
        DBG_ERROR("SvxXMLTableImportContext::importBitmap(), exception caught!");
    }
}

///////////////////////////////////////////////////////////////////////

// #110680#
SvxXMLXTableImport::SvxXMLXTableImport( 
	const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xServiceFactory,
	const uno::Reference< XNameContainer > & rTable, 
	uno::Reference< XGraphicObjectResolver >& xGrfResolver )
:	SvXMLImport(xServiceFactory, 0),
	mrTable( rTable )
{
	SetGraphicResolver( xGrfResolver );

	GetNamespaceMap().Add( OUString( RTL_CONSTASCII_USTRINGPARAM ( sXML_np__ooo ) ), GetXMLToken(XML_N_OOO), XML_NAMESPACE_OOO );
	GetNamespaceMap().Add( OUString( RTL_CONSTASCII_USTRINGPARAM ( sXML_np__office ) ), GetXMLToken(XML_N_OFFICE), XML_NAMESPACE_OFFICE );
	GetNamespaceMap().Add( OUString( RTL_CONSTASCII_USTRINGPARAM ( sXML_np__draw ) ), GetXMLToken(XML_N_DRAW), XML_NAMESPACE_DRAW );
	GetNamespaceMap().Add( OUString( RTL_CONSTASCII_USTRINGPARAM ( sXML_np__xlink ) ), GetXMLToken(XML_N_XLINK), XML_NAMESPACE_XLINK );

	// OOo namespaces for reading OOo 1.1 files
	GetNamespaceMap().Add( OUString( RTL_CONSTASCII_USTRINGPARAM ( sXML_np__office_ooo ) ),
						GetXMLToken(XML_N_OFFICE_OOO),
                        XML_NAMESPACE_OFFICE );
	GetNamespaceMap().Add( OUString( RTL_CONSTASCII_USTRINGPARAM ( sXML_np__draw_ooo ) ),
						GetXMLToken(XML_N_DRAW_OOO),
                        XML_NAMESPACE_DRAW );
}

SvxXMLXTableImport::~SvxXMLXTableImport() throw ()
{
}

sal_Bool SvxXMLXTableImport::load( const OUString& rUrl, const uno::Reference< XNameContainer >& xTable ) throw()
{
	sal_Bool bRet = sal_True;

	uno::Reference< XGraphicObjectResolver >	xGrfResolver;
	SvXMLGraphicHelper*	pGraphicHelper = 0;

	try
	{
		do
		{
			SfxMedium aMedium( rUrl, STREAM_READ | STREAM_NOCREATE, sal_True );

			uno::Reference<lang::XMultiServiceFactory> xServiceFactory( ::comphelper::getProcessServiceFactory() );
			if( !xServiceFactory.is() )
			{
				DBG_ERROR( "SvxXMLXTableImport::load: got no service manager" );
				break;
			}

			uno::Reference< xml::sax::XParser > xParser( xServiceFactory->createInstance( OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.xml.sax.Parser" ) ) ), uno::UNO_QUERY_THROW );
            uno::Reference < io::XStream > xIStm;
			uno::Reference< io::XActiveDataSource > xSource;

            xml::sax::InputSource aParserInput;
			aParserInput.sSystemId = aMedium.GetName();

            if( aMedium.IsStorage() )
			{
				uno::Reference < embed::XStorage > xStorage( aMedium.GetStorage( sal_False ), uno::UNO_QUERY_THROW );

				const String aContentStmName( RTL_CONSTASCII_USTRINGPARAM( "Content.xml" ) );
                xIStm.set( xStorage->openStreamElement( aContentStmName, embed::ElementModes::READ ), uno::UNO_QUERY_THROW );
                if( !xIStm.is() )
				{
					DBG_ERROR( "could not open Content stream" );
					break;
				}

                aParserInput.aInputStream = xIStm->getInputStream();
                pGraphicHelper = SvXMLGraphicHelper::Create( xStorage, GRAPHICHELPER_MODE_READ );
				xGrfResolver = pGraphicHelper;
			}
			else
			{
                aParserInput.aInputStream = aMedium.GetInputStream();
				uno::Reference< io::XSeekable > xSeek( aParserInput.aInputStream, uno::UNO_QUERY_THROW );
				xSeek->seek( 0 );
			}

			if( xSource.is() )
			{
				uno::Reference< io::XActiveDataControl > xSourceControl( xSource, UNO_QUERY_THROW );
				xSourceControl->start();
			}

			// #110680#
			// uno::Reference< XDocumentHandler > xHandler( new SvxXMLXTableImport( xTable, xGrfResolver ) );
			uno::Reference< XDocumentHandler > xHandler( new SvxXMLXTableImport( xServiceFactory, xTable, xGrfResolver ) );

			xParser->setDocumentHandler( xHandler );
			xParser->parseStream( aParserInput );
		}
		while(0);

		if( pGraphicHelper )
			SvXMLGraphicHelper::Destroy( pGraphicHelper );
	}
	catch( uno::Exception& )
	{
//		CL: I disabled this assertion since its an error, but it happens
//		    each time you load a document with property tables that are not
//			on the current machine. Maybe a better fix would be to place
//		    a file exists check before importing...
//		DBG_ERROR("svx::SvxXMLXTableImport::load(), exception caught!");
		bRet = sal_False;
	}

	return bRet;
}

SvXMLImportContext *SvxXMLXTableImport::CreateContext( sal_uInt16 nPrefix, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList )
{
	if( XML_NAMESPACE_OOO == nPrefix ||
		XML_NAMESPACE_OFFICE == nPrefix )
	{
		sal_Bool bOOoFormat = (XML_NAMESPACE_OFFICE == nPrefix);
		Type aType = mrTable->getElementType();

		if( rLocalName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "color-table" ) ) )
		{
			if( aType == ::getCppuType((const sal_Int32*)0) )
				return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, xAttrList, stice_color, mrTable, bOOoFormat );
		}
		else if( rLocalName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "marker-table" ) ) )
		{
			if( aType == ::getCppuType((const drawing::PolyPolygonBezierCoords*)0) )
				return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, xAttrList, stice_marker, mrTable, bOOoFormat );
		}
		else if( rLocalName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "dash-table" ) ) )
		{
			if( aType == ::getCppuType((const drawing::LineDash*)0) )
				return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, xAttrList, stice_dash, mrTable, bOOoFormat );
		}
		else if( rLocalName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "hatch-table" ) ) )
		{
			if( aType == ::getCppuType((const drawing::Hatch*)0) )
				return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, xAttrList, stice_hatch, mrTable, bOOoFormat );
		}
		else if( rLocalName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "gradient-table" ) ) )
		{
			if( aType == ::getCppuType((const awt::Gradient*)0))
				return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, xAttrList, stice_gradient, mrTable, bOOoFormat );
		}
		else if( rLocalName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "bitmap-table" ) ) )
		{
			if( aType == ::getCppuType((const OUString*)0))
				return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, xAttrList, stice_bitmap, mrTable, bOOoFormat );
		}
	}

	return new SvXMLImportContext( *this, nPrefix, rLocalName );
}