/*

* 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:  Declares Numeric Comparison notifier for Secure Simle Pairing 

*

*/

// INCLUDE FILES

#include <StringLoader.h>    // Localisation stringloader

#include <utf.h>             // Unicode character conversion utilities

#include <avkon.mbg>

#ifndef SYMBIAN_ENABLE_SPLIT_HEADERS

#include <btextnotifiers.h>

#else

#include <btextnotifiers.h>

#include <btextnotifierspartner.h>

#endif

#include <BTNotif.rsg>       // Own resources

#include "btnotif.hrh"       // Own resource header

#include "btnumcmpnotifier.h"  // Own class definition

#include "btNotifDebug.h"    // Debugging macros

#include <btotgpairpub.inl>

#include <btengconnman.h>

#include <bluetoothuiutil.h>

#include "btnotifnameutils.h"

#ifdef __SERIES60_HELP

#include <hlplch.h>

#include <csxhelp/bt.hlp.hrh> // The bt hrh info is needed, for help launching

#endif

// ================= MEMBER FUNCTIONS =======================

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

// CBTNumCmpNotifier::NewL

// Two-phased constructor.

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

//

CBTNumCmpNotifier* CBTNumCmpNotifier::NewL()

    {

    CBTNumCmpNotifier* self=new (ELeave) CBTNumCmpNotifier();

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

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

// CBTNumCmpNotifier::CBTNumCmpNotifier

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CBTNumCmpNotifier::CBTNumCmpNotifier()

    {

    iPasskeyToShow.Zero();

    }

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

// Destructor

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

//

CBTNumCmpNotifier::~CBTNumCmpNotifier()

    {

    }

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

// CBTNumCmpNotifier::RegisterL

// Register notifier.

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

//

CBTNumCmpNotifier::TNotifierInfo CBTNumCmpNotifier::RegisterL()

    {

    iInfo.iUid = KBTNumericComparisonNotifierUid;

    iInfo.iChannel = KBTNumericComparisonNotifierUid;

    iInfo.iPriority=ENotifierPriorityVHigh;

    return iInfo;

    }

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

// CBTNumCmpNotifier::GetParamsL

// Initialize parameters and check if device is already

// in registry. Jump to RunL as soon as possible.

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

//

void CBTNumCmpNotifier::GetParamsL(const TDesC8& aBuffer, TInt aReplySlot, const RMessagePtr2& aMessage)

    {

    FLOG(_L("[BTNOTIF]\t CBTNumCmpNotifier::GetParamsL()"));

    CBTNPairNotifierBase::GetParamsL( aBuffer, aReplySlot, aMessage );

    TBTNumericComparisonParamsPckg pckg;

 	pckg.Copy(aBuffer);

 	iBTAddr = pckg().DeviceAddress();

    if ( OtherOutgoPairing( iBTAddr) )

        {

        // We won't allow incoming pairing during outgoing pairing:

        FLOG(_L("[BTNOTIF]\t CBTNumCmpNotifier: outgoing pair in progress, reject incoming pair"));

        CompleteMessage(KErrCancel);

        return;

        }

	TUint32 passkey = pckg().NumericalValue(); 

	iLocallyInitiated = pckg().LocallyInitiated(); 

	iPasskeyToShow.AppendNumFixedWidth(passkey, EDecimal, Klength);

	iPasskeyToShow.Insert(3,_L(" "));

	// base class

	ProcessParamsGetDeviceL( iBTAddr, pckg().DeviceName() );

	FLOG(_L("[BTNOTIF]\t CBTNumCmpNotifier::GetParamsL() completed"));

    }

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

// CBTNumCmpNotifier::HandleGetDeviceCompletedL

// Ask user response and return it to caller.

// Store device into registry if user has accepted pairing.

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

//

void CBTNumCmpNotifier::HandleGetDeviceCompletedL(const CBTDevice* /*aDev*/)

    {

    FLOG(_L("[BTNOTIF]\t CBTNumCmpNotifier::HandleGetDeviceCompletedL()"));

    // Check if blocked device. 

    if( CheckBlockedDeviceL() )

        return;

    // Turn lights on and deactivate apps -key

    iNotifUiUtil->TurnLightsOn();

   	// For incoming pairing request

	if(!iLocallyInitiated)

	    {

	    TBool keypress = AuthoriseIncomingPairingL();

	    if( !keypress ) 

	        {

	        //User rejects the incoming pairing, complete message in QueryBlockDevice.

	        FLOG(_L("[BTNOTIF]\t CBTNumCmpNotifier::HandleGetDeviceCompletedL() <<"));

	        return;

	        }

	    }

	// For outgoing pairing request or accepted incoming pairing request,

	// ask user to compare the pincodes in two devices.

	TBTDeviceName nameCoverUi( KNullDesC );

    RBuf prompt;

    prompt.CleanupClosePushL();

    GenerateQueryPromptL( prompt );

    TInt answer = iNotifUiUtil->ShowQueryL( prompt, R_BT_GENERIC_QUERY, ECmdShowBtOpenCoverNote, nameCoverUi );   

	CleanupStack::PopAndDestroy( &prompt ); 

    if( answer )

        {

        CompleteMessage(answer, KErrNone);

        }

    else

        {

        // If the outgoing pairing mode is set, then this is bonding initiated by the user.

        TBool incomingConn = ( OutgoPairingMode( iBTAddr ) == EBTOutgoingPairNone );

        if( !iMessage.IsNull() )

            {

            // No need to inform the user of the pairing result if the user cancelled it.

            // If user doesn't answer anything but stack cancels, pairing result is needed 

            // to show for outgoing pairing. In this case, don't stop pairng observer.

            CBTEngConnMan::StopPairingObserver( iBTAddr );

            }

        // We may be asking for pairing (locally initiated), because a remote device is requesting

        // accesss to a service for which we require authentication.

        if( iLocallyInitiated && incomingConn )

            {

            CheckAndHandleQueryIntervalL();

            }

        CompleteMessage(KErrCancel);

        }

    FLOG(_L("[BTNOTIF]\t CBTNumCmpNotifier::HandleGetDeviceCompletedL() completed"));

    }

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

// CBTNumCmpNotifier::GenerateQueryPromptL

// Generate prompt for Numeric Comparison query and return.

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

//

void CBTNumCmpNotifier::GenerateQueryPromptL( RBuf& aRBuf )

    {

    FLOG(_L("[BTNOTIF]\t CBTNumCmpNotifier::GenerateQueryPromptL()"));

    TBTDeviceName devName;

    BtNotifNameUtils::GetDeviceDisplayName( devName, iDevice );

    TBuf<KBTDeviceShortNameLength> shortName;

    TPtrC namePtr;

    // Cut the name and put ellipsis in the middle if necessary

    // By example "SampleSymbianDevice" after this operation will be shown in

    // the dialog as "Sam...ice"(for 7 chars device name limit)

    // This need to be done, because if name of the device is too long, the PIN

    // codes aren't visible and user can't compare it with PIN code taken from

    // other phone

    if ( devName.Length() > KBTDeviceShortNameLength ) 

        {

        shortName.Copy( devName.Left( KBTDeviceShortNameLength/2 ) );

        //adding ellipsis ("...") char in the middle of the string

        shortName.Append( TChar( KEllipsis) );

        //adding only end of the name to the final string

        shortName.Append( devName.Right( shortName.MaxLength() - 

                          shortName.Length() ) );

        namePtr.Set( shortName );

        }

    else

        {

        namePtr.Set( devName );

        }

    BluetoothUiUtil::LoadResourceAndSubstringL( 

            aRBuf, R_BT_SSP_PASSKEY_COMPARISON_PROMPT, namePtr, 0 );

    // Numeric comparison key shall not be localized either, use our own

    // string loading:

    BluetoothUiUtil::AddSubstringL( aRBuf, iPasskeyToShow, 1);

    FLOG(_L("[BTNOTIF]\t CBTNumCmpNotifier::GenerateQueryPromptL() <<"));

    }

// End of File