/*

 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description: Plugin Loader class

 *

 */

// System Includes

#include <QDir>

#include "debugtraces.h"

#include <QLibraryInfo>

#include <QPluginLoader>

#include "unidatamodelloader.h"

#include "unidatamodelplugininterface.h"

// LOCAL CONSTANTS

const QString MMS_PLUGIN("unimmsdataplugin.qtplugin");

const QString SMS_PLUGIN("unismsdataplugin.qtplugin");

const QString BIO_PLUGIN("unibiomessagedataplugin.qtplugin");

//---------------------------------------------------------------

//UniDataModelLoader::UniDataModelLoader()

//@see header

//---------------------------------------------------------------

UniDataModelLoader::UniDataModelLoader()	

{

}

//---------------------------------------------------------------

//UniDataModelLoader::~UniDataModelLoader()

//@see header

//---------------------------------------------------------------

UniDataModelLoader::~UniDataModelLoader()

{

    // unload all qt-plugins

    int count = mPluginLoaderList.count();

    for (int i = 0; i < count; i++)

    {

        mPluginLoaderList.at(i)->unload();

    }

    mPluginLoaderList.clear();

}

//---------------------------------------------------------------

//UniDataModelLoader::getDataModelPlugin()

//@see header

//---------------------------------------------------------------

UniDataModelPluginInterface* UniDataModelLoader::getDataModelPlugin(

                                                                    ConvergedMessage::MessageType messageType)

{

   #ifdef _DEBUG

    QDir dir(QLibraryInfo::location(QLibraryInfo::PluginsPath));

    dir.cd("messaging\\datamodel");

#else

    // plugins directory setting for HARDWARE IMAGE

    QDir dir("Z:\\resource\\qt\\plugins\\messaging\\datamodel");

#endif

    QString pluginPath = dir.absolutePath();

#ifdef _DEBUG_TRACES_

    qDebug() << "Enter LoadPlugin path = " << pluginPath;

#endif

    // get the list of all plugins...

    QFileInfoList entries = dir.entryInfoList(QDir::Files | QDir::Readable);

    QString filePath = QString();

    foreach (QFileInfo entry, entries)

        {

            if (messageType == ConvergedMessage::Sms && entry.fileName()

                    == SMS_PLUGIN)

            {

                filePath = entry.absoluteFilePath();

                break;

            }

            else if (messageType == ConvergedMessage::Mms && entry.fileName()

                    == MMS_PLUGIN)

            {

                filePath = entry.absoluteFilePath();

                break;

            }

            else if (messageType == ConvergedMessage::BioMsg && entry.fileName()

                    == BIO_PLUGIN)

            {

                filePath = entry.absoluteFilePath();

                break;

            }

        }

    if (!filePath.isEmpty())

    {

        QPluginLoader* loader = new QPluginLoader(filePath);

        UniDataModelPluginInterface* dataModelPluginInterface = qobject_cast<

                UniDataModelPluginInterface*> (loader->instance());

        if (dataModelPluginInterface)

        {

            mPluginLoaderList << loader;

            return dataModelPluginInterface;

        }

    }

    return NULL;

}