AOO410/main/sdext/source/pdfimport/services.cxx

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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 *   http://www.apache.org/licenses/LICENSE-2.0
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 * specific language governing permissions and limitations
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sdext.hxx"

#include "pdfiadaptor.hxx"
#include "filterdet.hxx"
#include "treevisitorfactory.hxx"

#include <cppuhelper/factory.hxx>
#include <cppuhelper/implementationentry.hxx>

using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::registry;


namespace
{
    static Reference< XInterface > Create_PDFIHybridAdaptor( const Reference< XComponentContext >& _rxContext )
    {
        return *(new pdfi::PDFIHybridAdaptor( _rxContext ));
    }

    static Reference< XInterface > Create_PDFIRawAdaptor_Writer( const Reference< XComponentContext >& _rxContext )
    {
        pdfi::PDFIRawAdaptor* pAdaptor = new pdfi::PDFIRawAdaptor( _rxContext );

        pAdaptor->setTreeVisitorFactory(pdfi::createWriterTreeVisitorFactory());
        pAdaptor->enableToplevelText(); // TEMP! TEMP!

        return uno::Reference<uno::XInterface>(static_cast<xml::XImportFilter*>(pAdaptor));
    }

    static Reference< XInterface > Create_PDFIRawAdaptor_Draw( const Reference< XComponentContext >& _rxContext )
    {
        pdfi::PDFIRawAdaptor* pAdaptor = new pdfi::PDFIRawAdaptor( _rxContext );

        pAdaptor->setTreeVisitorFactory(pdfi::createDrawTreeVisitorFactory());

        return uno::Reference<uno::XInterface>(static_cast<xml::XImportFilter*>(pAdaptor));
    }

    static Reference< XInterface > Create_PDFIRawAdaptor_Impress( const Reference< XComponentContext >& _rxContext )
    {
        pdfi::PDFIRawAdaptor* pAdaptor = new pdfi::PDFIRawAdaptor( _rxContext );

        pAdaptor->setTreeVisitorFactory(pdfi::createImpressTreeVisitorFactory());

        return uno::Reference<uno::XInterface>(static_cast<xml::XImportFilter*>(pAdaptor));
    }

    static Reference< XInterface > Create_PDFDetector( const Reference< XComponentContext >& _rxContext )
    {
        return *(new pdfi::PDFDetector( _rxContext ) );
    }
}

extern "C" void SAL_CALL component_getImplementationEnvironment(
    const sal_Char **ppEnvTypeName, uno_Environment ** /*ppEnv*/ )
{
    *ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
}

namespace
{
    typedef Reference< XInterface > (SAL_CALL * ComponentFactory)( const Reference< XComponentContext >& );

    struct ComponentDescription
    {
	    const sal_Char*	    pAsciiServiceName;
	    const sal_Char*     pAsciiImplementationName;
        ComponentFactory    pFactory;

        ComponentDescription()
            :pAsciiServiceName( NULL )
            ,pAsciiImplementationName( NULL )
            ,pFactory( NULL )
        {
        }
	    ComponentDescription( const sal_Char* _pAsciiServiceName, const sal_Char* _pAsciiImplementationName, ComponentFactory _pFactory )
            :pAsciiServiceName( _pAsciiServiceName )
            ,pAsciiImplementationName( _pAsciiImplementationName )
            ,pFactory( _pFactory )
        {
        }
    };

    static const ComponentDescription* lcl_getComponents()
    {
        static const ComponentDescription aDescriptions[] = {
            ComponentDescription( "com.sun.star.document.ImportFilter", "com.sun.star.comp.documents.HybridPDFImport", Create_PDFIHybridAdaptor ),
            ComponentDescription( "com.sun.star.document.ImportFilter", "com.sun.star.comp.documents.WriterPDFImport", Create_PDFIRawAdaptor_Writer ),
            ComponentDescription( "com.sun.star.document.ImportFilter", "com.sun.star.comp.documents.DrawPDFImport", Create_PDFIRawAdaptor_Draw ),
            ComponentDescription( "com.sun.star.document.ImportFilter", "com.sun.star.comp.documents.ImpressPDFImport", Create_PDFIRawAdaptor_Impress ),
            ComponentDescription( "com.sun.star.document.ImportFilter", "com.sun.star.comp.documents.PDFDetector", Create_PDFDetector ),
            ComponentDescription()
        };
        return aDescriptions;
    }
}

extern "C" sal_Bool SAL_CALL component_writeInfo( void* /*pServiceManager*/, void* pRegistryKey )
{
	Reference< XRegistryKey > xRootKey( static_cast< XRegistryKey* >( pRegistryKey ) );

	::rtl::OUString sRootKey( "/", 1, RTL_TEXTENCODING_ASCII_US );

    const ComponentDescription* pComponents = lcl_getComponents();
    while ( pComponents->pAsciiServiceName != NULL )
	{
		::rtl::OUString sMainKeyName( sRootKey );
		sMainKeyName += ::rtl::OUString::createFromAscii( pComponents->pAsciiImplementationName );
		sMainKeyName += ::rtl::OUString::createFromAscii( "/UNO/SERVICES" );

		try
		{
			Reference< XRegistryKey >  xNewKey( xRootKey->createKey( sMainKeyName ) );
            xNewKey->createKey( ::rtl::OUString::createFromAscii( pComponents->pAsciiServiceName ) );
		}
		catch( Exception& )
		{
			OSL_ASSERT( "OModule::writeComponentInfos: something went wrong while creating the keys!" );
			return sal_False;
		}
        ++pComponents;
    }
    return sal_True;
}

extern "C" void* SAL_CALL component_getFactory(
    const sal_Char* pImplementationName, void* /*pServiceManager*/, void* /*pRegistryKey*/ )
{
    ::rtl::OUString sImplementationName( ::rtl::OUString::createFromAscii( pImplementationName ) );

    Reference< XSingleComponentFactory > xFactory;

    const ComponentDescription* pComponents = lcl_getComponents();
    while ( pComponents->pAsciiServiceName != NULL )
	{
        if ( 0 == sImplementationName.compareToAscii( pComponents->pAsciiImplementationName ) )
        {
            Sequence< ::rtl::OUString > sServices(1);
            sServices[0] = ::rtl::OUString::createFromAscii( pComponents->pAsciiServiceName );

            xFactory = ::cppu::createSingleComponentFactory(
                pComponents->pFactory,
                sImplementationName,
                sServices,
                NULL
            );
            break;
        }

        ++pComponents;
    }

    // by definition, objects returned via this C API need to ber acquired once
    xFactory->acquire();
    return xFactory.get();
}