/*

* Copyright (c) 2008 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 background checker

*

*/

// INCLUDE FILES 

#include <FeatureControl.h>

#include "iaupdatebgrefreshtimer.h"

#include "iaupdatebgcontrollerfile.h"

#include "iaupdatebgsoftnotification.h"

#include "iaupdatebglogger.h"

// LOCAL FUNCTION PROTOTYPES

LOCAL_C TInt ThreadStartL();

LOCAL_C TBool IAUpdateEnabledL();

LOCAL_C void RemoveExistingSoftNotificationL();

//Const

_LIT( KBackgroundChecker, "iaupdatebgchecker" );

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

// E32Main()

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

//

GLDEF_C TInt E32Main() 

    {    

    __UHEAP_MARK;

    FLOG("[bgchecker] E32Main() begin");

    if ( User::TrapHandler() != NULL )

        {

        User::SetTrapHandler( NULL );

        }

    CTrapCleanup* cleanup = CTrapCleanup::New();

    if ( !cleanup )

        {

        return KErrNone;

        }

    TRAPD( err, ThreadStartL() );

    ( void ) err;

    delete cleanup;

    FLOG("[bgchecker] E32Main() end");

    __UHEAP_MARKEND;

    return err;    

    }

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

// ThreadStartL()

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

//

LOCAL_C TInt ThreadStartL()

    {

    if ( !IAUpdateEnabledL() )

        {

        FLOG("[bgchecker] ThreadStartL() IAUpdate not enabled");

        RemoveExistingSoftNotificationL();

        return KErrNone;  

        }

    TFullName name;

    TFindProcess  iaupdatebgFinder(_L("*iaupdatebgchecker*"));

    if (iaupdatebgFinder.Next(name) == KErrNone )

        {

        FLOG("[bgchecker] Process already exists");

        User::LeaveIfError( KErrAlreadyExists );

        }

    RProcess::Rendezvous( KErrNone );

    User::LeaveIfError( User::RenameProcess( KBackgroundChecker ) );

    CActiveScheduler *threadScheduler = new CActiveScheduler;

    CleanupStack::PushL( threadScheduler );

    CActiveScheduler::Install( threadScheduler );

    FLOG("[bgchecker] launch background checker");

    CIAUpdateBGTimer* timer = CIAUpdateBGTimer::NewL();

    CleanupStack::PushL( timer );

    timer->StartProcessL();

    FLOG("[bgchecker] background checker is started");

    CActiveScheduler::Start();

    CleanupStack::PopAndDestroy( 2 );

    return KErrNone;

    }

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

// IAUpdateEnabledL()

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

//

LOCAL_C TBool IAUpdateEnabledL() 

    {

    FLOG("[bgchecker] IAUpdateEnabledL() begin");

    TBool enabled = EFalse;

    RFeatureControl featureControl;

    TInt error( KErrNone );

    error = featureControl.Connect();

    FLOG_NUM("[bgchecker] IAUpdateEnabledL() Connection to the Feature Manager Server: %d", error );

    User::LeaveIfError( error );

    TUid iaupdatefeature;

    iaupdatefeature.iUid = KFeatureIdIAUpdate;

    TInt ret = featureControl.FeatureSupported( iaupdatefeature );

    if ( ret == KFeatureSupported )

        {

        enabled = ETrue;

        }

    featureControl.Close(); 

    FLOG_NUM("[bgchecker] IAUpdateEnabledL() enabled: %d", enabled );

    return enabled;        

    }

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

// RemoveExistingSoftNotificationL()

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

//

LOCAL_C void RemoveExistingSoftNotificationL() 

    {

    FLOG("[bgchecker] RemoveExistingSoftNotificationL() begin");

    CIAUpdateBGInternalFileHandler* internalFile = CIAUpdateBGInternalFileHandler::NewLC();

    CIAUpdateBGSoftNotification* softNotification = CIAUpdateBGSoftNotification::NewL( NULL, internalFile );

    CleanupStack::PushL( softNotification );

    softNotification->RemoveSoftNotificationL( softNotification->Id() );

    CleanupStack::PopAndDestroy( softNotification );

    CleanupStack::PopAndDestroy( internalFile );

    FLOG("[bgchecker] RemoveExistingSoftNotificationL() end");

    return;        

    }

//EOF