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path: root/unodevtools/source/unodevtools/typemanager.cxx
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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#include "unodevtools/typemanager.hxx"

#include "rtl/alloc.h"
#include "registry/reader.hxx"
#include "cppuhelper/bootstrap.hxx"

#include "com/sun/star/container/XSet.hpp"
#include "com/sun/star/reflection/XTypeDescription.hpp"
#include "com/sun/star/registry/XSimpleRegistry.hpp"
#include "com/sun/star/uno/XComponentContext.hpp"

using namespace ::rtl;
using namespace ::cppu;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::registry;
using namespace ::com::sun::star::reflection;

namespace unodevtools {

static RTTypeClass mapTypeClass(TypeClass typeclass) {
    switch(typeclass) {
    case TypeClass_ENUM:
        return RT_TYPE_ENUM;
    case TypeClass_TYPEDEF:
        return RT_TYPE_TYPEDEF;
    case TypeClass_STRUCT:
        return RT_TYPE_STRUCT;
    case TypeClass_UNION:
        return RT_TYPE_UNION;
    case TypeClass_EXCEPTION:
        return RT_TYPE_EXCEPTION;
    case TypeClass_INTERFACE:
        return RT_TYPE_INTERFACE;
    case TypeClass_SERVICE:
        return RT_TYPE_SERVICE;
    case TypeClass_MODULE:
        return RT_TYPE_MODULE;
    case TypeClass_CONSTANTS:
        return RT_TYPE_CONSTANTS;
    case TypeClass_SINGLETON:
        return RT_TYPE_SINGLETON;
    default:
        break;
    }
    return RT_TYPE_INVALID;
}


UnoTypeManager::UnoTypeManager()
{
    m_pImpl = new UnoTypeManagerImpl();
    acquire();
}

UnoTypeManager::~UnoTypeManager()
{
    release();
}

void UnoTypeManager::release()
{
    if (0 == TypeManager::release())
        delete m_pImpl;
}

sal_Bool UnoTypeManager::init(
    const ::std::vector< ::rtl::OUString > registries)
{
    Reference< XComponentContext > xContext=
        defaultBootstrap_InitialComponentContext();

    if ( !xContext.is() ) {
        OUString msg(RTL_CONSTASCII_USTRINGPARAM(
            "internal UNO problem, can't create initial UNO component context"));
        throw RuntimeException( msg, Reference< XInterface >());
    }
    Any a = xContext->getValueByName(
        OUString(RTL_CONSTASCII_USTRINGPARAM(
            "/singletons/com.sun.star.reflection.theTypeDescriptionManager")));

    a >>= m_pImpl->m_tdmgr;

    if ( !m_pImpl->m_tdmgr.is() ) {
        OUString msg(RTL_CONSTASCII_USTRINGPARAM(
            "internal UNO problem, can't get TypeDescriptionManager"));
        throw RuntimeException( msg, Reference< XInterface >());
    }

    if ( !registries.empty() ) {

        Reference< XMultiComponentFactory > xServiceManager(
            xContext->getServiceManager() );
        if ( !xServiceManager.is() ) {
            OUString msg(RTL_CONSTASCII_USTRINGPARAM(
                             "internal UNO problem, can't get ServiceManager"));
            throw RuntimeException( msg, Reference< XInterface >());
        }

        Sequence<Any> seqArgs(registries.size());

        std::vector< OUString >::const_iterator iter = registries.begin();
        int i = 0;
        while ( iter != registries.end() )
        {
            Reference< XSimpleRegistry > xReg(
                xServiceManager->createInstanceWithContext(
                    OUString(RTL_CONSTASCII_USTRINGPARAM(
                             "com.sun.star.registry.SimpleRegistry")),
                    xContext), UNO_QUERY);
            xReg->open(convertToFileUrl(
                           OUStringToOString(*iter, RTL_TEXTENCODING_UTF8)),
                           sal_True, sal_False);

            seqArgs[i++] = makeAny(xReg);
            iter++;
        }

        Reference< XHierarchicalNameAccess > xTDProvider(
            xServiceManager->createInstanceWithArgumentsAndContext(
                OUString(RTL_CONSTASCII_USTRINGPARAM(
                             "com.sun.star.reflection.TypeDescriptionProvider")),
                seqArgs, xContext),
            UNO_QUERY);
        if ( !xTDProvider.is() ) {
            OUString msg(RTL_CONSTASCII_USTRINGPARAM(
                             "internal UNO problem, can't create local"
                             " type description provider"));
            throw RuntimeException( msg, Reference< XInterface >());
        }

        a = makeAny(xTDProvider);
        Reference< XSet > xSet(m_pImpl->m_tdmgr, UNO_QUERY);
        xSet->insert(a);
    }

    return sal_True;
}

sal_Bool UnoTypeManager::isValidType(const ::rtl::OString& name) const
{
    return m_pImpl->m_tdmgr->hasByHierarchicalName(
        OStringToOUString(name, RTL_TEXTENCODING_UTF8));
}

OString UnoTypeManager::getTypeName(RegistryKey& rTypeKey) const
{
    OString typeName = OUStringToOString(rTypeKey.getName(), RTL_TEXTENCODING_UTF8);
    static OString sBase("/UCR");
    if (typeName.indexOf(sBase) == 0) {
        typeName = typeName.copy(typeName.indexOf('/', 1) + 1);
    } else {
        typeName = typeName.copy(1);
    }
    return typeName;
}

// extern
void* getTypeBlob(Reference< XHierarchicalNameAccess > xTDmgr,
                  const OString& typeName, sal_uInt32* pBlob);

typereg::Reader UnoTypeManager::getTypeReader(
    const OString& name, sal_Bool * /*pIsExtraType*/ ) const
{
    typereg::Reader reader;

    void* pBlob = NULL;
    sal_uInt32 blobsize = 0;

    if ( (pBlob = getTypeBlob(m_pImpl->m_tdmgr, name, &blobsize)) != NULL )
        reader = typereg::Reader(pBlob, blobsize, sal_True, TYPEREG_VERSION_1);

    if ( pBlob )
        rtl_freeMemory(pBlob);

    return reader;
}

typereg::Reader UnoTypeManager::getTypeReader(RegistryKey& rTypeKey) const
{
    typereg::Reader reader;

    if (rTypeKey.isValid()) {
        RegValueType    valueType;
        sal_uInt32      valueSize;

        if (!rTypeKey.getValueInfo(OUString(), &valueType, &valueSize)) {
            sal_uInt8*  pBuffer = (sal_uInt8*)rtl_allocateMemory(valueSize);
            if ( !rTypeKey.getValue(OUString(), pBuffer) ) {
                reader = typereg::Reader(
                    pBuffer, valueSize, true, TYPEREG_VERSION_1);
            }
            rtl_freeMemory(pBuffer);
        }
    }
    return reader;
}


RTTypeClass UnoTypeManager::getTypeClass(const OString& name) const
{
    if ( m_pImpl->m_t2TypeClass.count(name) > 0 ) {
        return m_pImpl->m_t2TypeClass[name];
    } else {
        Reference< XTypeDescription > xTD;
        Any a = m_pImpl->m_tdmgr->getByHierarchicalName(
            OStringToOUString(name, RTL_TEXTENCODING_UTF8));
        a >>= xTD;

        if ( xTD.is() ) {
            RTTypeClass tc = mapTypeClass(xTD->getTypeClass());
            if (tc != RT_TYPE_INVALID)
                m_pImpl->m_t2TypeClass[name] = tc;
            return tc;
        }
    }

    return RT_TYPE_INVALID;
}

RTTypeClass UnoTypeManager::getTypeClass(RegistryKey& rTypeKey) const
{
    OString name = getTypeName(rTypeKey);

    if ( m_pImpl->m_t2TypeClass.count(name) > 0 ) {
        return m_pImpl->m_t2TypeClass[name];
    } else {
        if ( rTypeKey.isValid() ) {
            RegValueType    valueType;
            sal_uInt32      valueSize;

            if ( !rTypeKey.getValueInfo(OUString(), &valueType, &valueSize) ) {
                sal_uInt8*  pBuffer = (sal_uInt8*)rtl_allocateMemory(valueSize);
                if ( !rTypeKey.getValue(OUString(), pBuffer) ) {
                    typereg::Reader reader(
                        pBuffer, valueSize, false, TYPEREG_VERSION_1);

                    RTTypeClass ret = reader.getTypeClass();

                    rtl_freeMemory(pBuffer);

                    m_pImpl->m_t2TypeClass[name] = ret;
                    return ret;
                }
                rtl_freeMemory(pBuffer);
            }
        }
    }

    return RT_TYPE_INVALID;
}

} // end of namespace unodevtools