/*

 * 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:  Implementation of xml parser for contentinfodb 

 *

 */

#include "contentinfodbparser.h"

#include <qdom.h>

#include <qfile.h> 

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

// ContentInfoDbParser::ContentInfoDbParser()

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

//

ContentInfoDbParser::ContentInfoDbParser()

    {

    }

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

// ContentInfoDbParser::~ContentInfoDbParser()

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

//

ContentInfoDbParser::~ContentInfoDbParser()

    {

    }

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

// ContentInfoDbParser::parse()

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

//

bool ContentInfoDbParser::parse(QString path)

    {

    QDomDocument doc;

    QFile file(path);    

    QMap<QString, QString> catDetails;

    QMap<QString, QString> uriDetails;

    if (!file.open(QFile::ReadOnly))

        return false;

    QByteArray array = file.readAll();

    if (!doc.setContent(array, true))

        {

        file.close();

        return false;

        }

    file.close();

    QDomElement docElem = doc.documentElement();

    QDomNode n = docElem.firstChild();

    /*

     * Sending the category details before the other details to prepare the table,

     * update of other details are not possible because the 'PRIMARYKEY' has to be there in db 

     */

    while (!n.isNull())

        {

        QDomElement e = n.toElement();

        if (!e.isNull())

            {

            catDetails.insert(e.tagName(), e.text());

            }

        n = n.nextSibling();

        }

    emit categoryDetails(catDetails);

    n = docElem.firstChild();// repositioning the node to get the other details

    while (!n.isNull())

        {

        QDomElement e = n.toElement(); // try to convert the node to an element.

        if (!e.isNull())

            {

            if (e.tagName() == TAGACTIONURI) // details of activity uri list

                {

                QDomNodeList uriNodeList = n.toElement().childNodes();

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

                    {

                    QDomNode uriNode = uriNodeList.item(i);

                    QDomNodeList uriItemsList =

                            uriNode.toElement().childNodes();

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

                        {

                        QDomNode uriitems = uriItemsList.item(i);

                        e = uriitems.toElement();

                        uriDetails.insert(e.tagName(), e.text());

                        }

                    emit actionUri(uriDetails);

                    }

                }

            else if (e.tagName() == TAGFIELDMAP)// details of activity uri mapped with particular field

                {

                QDomNodeList uriNodeList = n.toElement().childNodes();

                QString tagfield;

                QStringList urilist;

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

                    {

                    QDomNode uriNode = uriNodeList.item(i);

                    QDomNodeList uriItemsList =

                            uriNode.toElement().childNodes();

                    tagfield = QString();

                    urilist.clear();

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

                        {

                        QDomNode uriitems = uriItemsList.item(i);

                        e = uriitems.toElement();

                        if (e.tagName() == TAGFIELD)

                            {

                            tagfield = e.text();

                            }

                        else if (e.tagName() == TAGAURI)

                            {

                            urilist.append(e.text());

                            }

                        }

                    emit filedMapping(tagfield, urilist);

                    }

                }

            else if (e.tagName() == TAGRESULTFIRSTLINE) // details of what to show on firstline of result screen in search ui 

                {

                QDomNodeList uriNodeList = n.toElement().childNodes();

                QStringList urilist;                

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

                    {

                    QDomNode uriNode = uriNodeList.item(i);

                    QDomNodeList uriItemsList =

                            uriNode.toElement().childNodes();

                    urilist.clear();

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

                        {

                        QDomNode uriitems = uriItemsList.item(i);

                        e = uriitems.toElement();

                        if (e.tagName() == TAGFIELD)

                            {

                            urilist.append(e.text());

                            }

                        }

                    emit firstLineMapping(urilist);

                    }

                }

            else if (e.tagName() == TAGRELEVANCY) // boost factor details,   

                {

                QDomNodeList uriNodeList = n.toElement().childNodes();

                QString field;

                QString boostvalue;

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

                    {

                    QDomNode uriNode = uriNodeList.item(i);

                    QDomNodeList uriItemsList =

                            uriNode.toElement().childNodes();

                    field = QString();

                    boostvalue = QString();

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

                        {

                        QDomNode uriitems = uriItemsList.item(i);

                        e = uriitems.toElement();

                        if (e.tagName() == TAGFIELD)

                            {

                            field = e.text();

                            }

                        else if (e.tagName() == TAGBOOSTVALUE)

                            {

                            boostvalue = e.text();

                            }

                        }

                    emit relevancyMapping(field, boostvalue);

                    }

                }

            }

        n = n.nextSibling();

        }

    return true;

    }