/*!

* Copyright (c) 2010 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: Implements simcontrol key sequence handling.

*

*/

#include <qsysteminfo.h>

#include <qmobilityglobal.h>

#include <secui.h>

#include <secuimanualsecuritysettings.h>

#include "keysequencerecognitionservicedefs.h"

#include "keysequencerecognitionservicelog.h"

#include "simcontrolkeysequencehandler.h"

//QTM_USE_NAMESPACE

/*!

  SimControlKeySequenceHandler::SimControlKeySequenceHandler.

 */

SimControlKeySequenceHandler::SimControlKeySequenceHandler(

    QObject* parent)

    :

    KeySequenceHandler(parent),

    m_securityModel(0)

{

    DPRINT_METHODENTRYEXIT;

    setKeySequenceValidator(KCodeChangePin1 + "|" +

              KCodeChangePin2 + "|" +

              KCodeUnblockPin1 + "|" +

              KCodeUnblockPin2);

    QT_TRAP_THROWING(TSecUi::InitializeLibL());

    QT_TRAP_THROWING( m_securityModel = CManualSecuritySettings::NewL() );

}

/*!

  SimControlKeySequenceHandler::~SimControlKeySequenceHandler.

 */

SimControlKeySequenceHandler::~SimControlKeySequenceHandler()

{

    DPRINT_METHODENTRYEXIT;

    delete m_securityModel;    

    TSecUi::UnInitializeLib();

}

/*!

  SimControlKeySequenceHandler::executeKeySequence.

 */

bool SimControlKeySequenceHandler::executeKeySequence(

    const QString &keySequence)

{

    DPRINT_METHODENTRYEXIT;

    bool handled = parseString( keySequence );

    return handled;

}

bool SimControlKeySequenceHandler::parseString(const QString &keySequence)

{

    DPRINT_METHODENTRYEXIT;

    const QString KChangePin1("**04*");

    const QString KChangePin2("**042");

    const QString KUnblockPin1("**05*");

    const QString KUnblockPin2("**052");

    QString oldPin;

    QString newPin;

    QString verifyNewPin;

    QString puk;

    SimOperation operation;

    bool handled = false;

    QString keySequencePrefix (keySequence);

    //Get first 5 chars from keysequence string

    keySequencePrefix.chop(keySequencePrefix.length()-5);

    QRegExp expression(QRegExp::escape(keySequencePrefix));

    QString parsedKeySequence(keySequence);

    //remove '#' from end 

    parsedKeySequence.chop(1);

    QStringList pins;

    if (expression.exactMatch(KChangePin1) || expression.exactMatch(KChangePin2))

            {

            if (expression.exactMatch(KChangePin1))

                  {

                  parsedKeySequence.remove(0, 5);

                  operation = Pin1;

                  }

            if (expression.exactMatch(KChangePin2))

                  { 

                  parsedKeySequence.remove(0, 6);

                  operation = Pin2;

                 }

            pins = parsedKeySequence.split("*");

            oldPin= pins.value(0);

            newPin = pins.value(1);

            verifyNewPin = pins.value(2);

            handled = true;

            processChangePin(operation, oldPin, newPin, verifyNewPin);

            }

    if (expression.exactMatch(KUnblockPin1) || expression.exactMatch(KUnblockPin2))

            {

            if ( expression.exactMatch(KUnblockPin1))

                  {

                  parsedKeySequence.remove(0, 5);

                  operation = Pin1;

                  }

            if (expression.exactMatch(KUnblockPin2))

                  { 

                  parsedKeySequence.remove(0, 6);

                  operation = Pin2;

                 }

            pins = parsedKeySequence.split("*");

            puk = pins.value(0);

            newPin = pins.value(1);

            verifyNewPin = pins.value(2);

            handled = true;

            processUnblockPin(operation, puk, newPin, verifyNewPin);

            }  

    return handled;

}

void SimControlKeySequenceHandler::processChangePin(SimOperation operation, QString oldPin,

                                                            QString newPin, QString verifyNew)

    {

    CManualSecuritySettings::TPin pin;

        if(operation == Pin1)

            {

            pin = CManualSecuritySettings::EPin1;

            }

        else

            {

            pin = CManualSecuritySettings::EPin2;

            }

       TBuf<200> oldPinBuf(oldPin.utf16());

       TBuf<200> newPinBuf(newPin.utf16());                

       TBuf<200> verifyNewBuf(verifyNew.utf16()); 

       QT_TRAP_THROWING(m_securityModel->ChangePinL(pin, oldPinBuf, newPinBuf, verifyNewBuf));

    }

void SimControlKeySequenceHandler::processUnblockPin(SimOperation operation, QString puk, QString newPin, 

                                                                                 QString verifyNew)

    {

    CManualSecuritySettings::TPin pin;

    if(operation == Pin1)

         {

          pin = CManualSecuritySettings::EPin1;

         }

     else

         {

         pin= CManualSecuritySettings::EPin2;

         }

    TBuf<200> pukBuf(puk.utf16());

    TBuf<200> newPinBuf(newPin.utf16());                

    TBuf<200> verifyNewBuf(verifyNew.utf16()); 

    QT_TRAP_THROWING(m_securityModel->UnblockPinL(pin, pukBuf, newPinBuf, verifyNewBuf));

    }