/*

* 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:  Content publisher Server

*

*/

#include <mw/MemoryManager.h>

#include <liwcommon.h>

#include <ecom/ecom.h>

#include <fbs.h>

#include "cpublisherregistrymap.h"

#include "cpserver.h"

#include "cpglobals.h"

#include "cpdebug.h"

#include "cpserversession.h"

#include "cpserverdatamanager.h"

#include "cpactionhandlerthread.h"

// Policy Server

// ============================================================================

const TUint KServerPolicyRangeCount = 3;

const TInt KServerPolicyRanges[KServerPolicyRangeCount] =

    {

    0, // range 0 -- ECpServerExecuteAction - 1

    ECpServerGetListSize, // range ECpServerGetListSize -- ECpServerExecuteAction - 1

    ECpServerExecuteAction

    // range ECpServerExecuteAction -- inf        

    };

const TUint8 KServerPolicyElementsIndex[KServerPolicyRangeCount] =

    {

    0, // applies to 0th range

    1, // applies to 1st range

    CPolicyServer::EAlwaysPass

    };

const CPolicyServer::TPolicyElement KServerPolicyElements[] =

    {

        {

        _INIT_SECURITY_POLICY_C1(ECapability_None), CPolicyServer::EFailClient

        },

        {

        _INIT_SECURITY_POLICY_C1(ECapability_None), CPolicyServer::EFailClient

        }

    };

const CPolicyServer::TPolicy KServerPolicy =

    {

    CPolicyServer::EAlwaysPass, // specifies all connect attempts should pass

    KServerPolicyRangeCount,

    KServerPolicyRanges,

    KServerPolicyElementsIndex, 

    KServerPolicyElements

    };

// ============================================================================

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

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

// CCPServer::CCPServer

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

// might leave.

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

//

CCPServer::CCPServer( TInt aPriority ) :

    CPolicyServer( aPriority, KServerPolicy, EUnsharableSessions)

    {

    }

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

// CCPServer::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CCPServer::ConstructL()

    {

    CP_DEBUG( _L8("CCPServer::ConstructL()" ) );

    StartL(KCPServerName);

    iBURListener = CCPServerBURListener::NewL(this);

    iCountSession = 0;

    iBURLock = iBURListener->CheckBUR();

    iDataManager = CCPDataManager::NewL(iDataMapCache, iBURLock);

    iActionHandlerThread = CCPActionHandlerThread::NewL();

    if (!iBURLock)

        {

        TRAP_IGNORE( DeactivatePublishersL() );

        }

    }

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

// CCPServer::NewL

// Two-phased constructor.

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

//

CCPServer* CCPServer::NewLC()

    {

    CP_DEBUG( _L8("CCPServer::NewLC()" ) );

    CCPServer* self = new( ELeave ) CCPServer( EPriorityNormal );

    CleanupStack::PushL( self );

    self->ConstructL( );

    return self;

    }

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

// CCPServer::~CCPServer()

// Destructor.

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

//    

CCPServer::~CCPServer()

    {

    CP_DEBUG( _L8("CCPServer::~CCPServer()" ) );

    iDataMapCache.Reset();

    for ( TInt i(0); i< iNotifications.Count( ); i++ )

        {

        iNotifications[i]->Close( );

        }

    iNotifications.Close( );    

    delete iDataManager;

    delete iActionHandlerThread;

    delete iBURListener;

    }

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

// 

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

//

void CCPServer::RemoveSession()

    {

    CP_DEBUG( _L8("CCPServer::RemoveSession()" ) );

    iCountSession--;

    if ( !iCountSession )

        {

        Stop( );

        }

    }

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

// 

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

//

void CCPServer::AddSession()

    {

    CP_DEBUG( _L8("CCPServer::AddSession()" ) );

    iCountSession++;

    }

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

// CCPServer::HandleBUREventL

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

//

void CCPServer::HandleBUREventL( TBURStatus aStatus )

    {

    CP_DEBUG( _L8("CCPServer::HandleBUREventL()" ) );

    if ( (aStatus == EBURStatusBackup ) || (aStatus == EBURStatusRestore ) )

        {

        iBURLock = ETrue;

        iDataManager->CloseDatabase( );

        }

    else

        {

        iDataManager->OpenDatabaseL(iDataMapCache);

        iBURLock = EFalse;

        }

    }

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

// CCPServer::GetLock

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

//

TBool CCPServer::GetLock()

    {

    return iBURLock;

    }

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

// CCPServer::GetNotifications

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

//

RPointerArray<CLiwDefaultList>& CCPServer::GetNotifications( ) 

    {

    return iNotifications;

    }

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

// CCPServer::GetDataMapCache

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

//

TLiwVariant& CCPServer::GetDataMapCache()

    {

    return iDataMapCache;

    }

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

// CCPServer::NewSessionL

// Create new session.

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

//

CSession2* CCPServer::NewSessionL( const TVersion& /*aVersion*/,

    const RMessage2& /*aMessage*/) const

    {

    CP_DEBUG( _L8("CCPServer::NewSessionL()" ) );

    TPointersForSession passer;

    passer.iDataManager = iDataManager;

    passer.iServer = const_cast<CCPServer*>(this);

    passer.iActionHandlerThread = iActionHandlerThread;

    return CCPServerSession::NewL( passer );

    }

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

// CCPServer::RunError

// RunError is called when RunL leaves.

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

//

TInt CCPServer::RunError( TInt /*aError*/)

    {

    ReStart( );

    return KErrNone;

    }

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

// CCPServer::PanicClient

// Panic client.

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

//

void CCPServer::PanicClient( const RMessage2& aMessage, TCPServerPanic aPanic )

    {

    aMessage.Panic( KCPServerName, aPanic );

    }

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

// CCPServer::PanicServer

// Panic server.

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

//

void CCPServer::PanicServer( TCPServerPanic aPanic )

    {

    User::Panic( KCPServerName, aPanic );

    }

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

// CCPServer::SendNotificationL

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

//

void CCPServer::AppendNotificationL( CCPLiwMap* aMap ) 

    {

    aMap->InsertL( KType, TLiwVariant( KPublisher ) );

    aMap->InsertL( KOperation, TLiwVariant( KOperationUpdate ) );

    CLiwDefaultList* list = CLiwDefaultList::NewLC( );

    list->AppendL( TLiwVariant( aMap ) );

    iNotifications.AppendL( list );

    CleanupStack::Pop( list );

    }

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

// CCPServer::Stop

// Stop serwer

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

//

void CCPServer::Stop()

    {

    CP_DEBUG( _L8("CCPServer::Stop()" ) );

    CActiveScheduler::Stop( );

    }

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

// CCPServer::ThreadStart(void)

// Starts server.

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

//

TInt CCPServer::ThreadStart( void )

    {

    __UHEAP_MARK;

	// Create the server, if one with this name does not already exist.

	TFindServer findCountServer( KCPServerName );

	TFullName name;

	CTrapCleanup* trapCleanup = CTrapCleanup::New();

    if ( !trapCleanup )

        {

        PanicServer( ECPServerSrvCreateServer );

        }

    CActiveScheduler* activeScheduler = new CActiveScheduler;

    if ( !activeScheduler )

        {

        PanicServer( ECPServerSrvCreateServer );

        }

    CActiveScheduler::Install( activeScheduler );

    // Need to check that the server exists.

    if ( findCountServer.Next( name ) != KErrNone )

        {

        User::RenameThread( KCPServerName );

        TRAPD( err, CreateAndRunServerL() );

        if ( err != KErrNone )

            {

            PanicServer( ECPServerSrvCreateServer );

            }

        }

    delete activeScheduler;

    delete trapCleanup;

    __UHEAP_MARKEND;

    return KErrNone;

    }

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

// CCPServer::CreateAndRunServerL(void)

// Creates and runs server.

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

//

void CCPServer::CreateAndRunServerL( void )

    {

    // Construct server

    //

    CCPServer* server = CCPServer::NewLC( );

    // Initialisation complete, now signal the client

    //

    RProcess::Rendezvous( KErrNone );

    CActiveScheduler::Start( );    

    CleanupStack::PopAndDestroy( server );

    }

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

//

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

//	

void CCPServer::DeactivatePublishersL()

    {

    CLiwGenericParamList* publishers = CLiwGenericParamList::NewLC( );

    CCPLiwMap* map = CPublisherRegistryMap::NewLC( );

    iDataManager->GetActivePublishersL( publishers );

    TInt pos( 0 );

    while( pos != KErrNotFound )

        {

        publishers->FindFirst( pos, KListMap );

        if( pos != KErrNotFound )

            {

            TLiwVariant variant = ( *publishers )[pos++].Value( );

	        map->Reset( );

            variant.Get( *map );

	        // update flag value in the database

	        TRAP_IGNORE( ResetAndUpdateFlagL( map ) );

            //append update notification

            TRAP_IGNORE( AppendNotificationL( map ) );

         	variant.Reset( );

            }

        }

    CleanupStack::PopAndDestroy( map );

    CleanupStack::PopAndDestroy( publishers );

    }

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

// CCPServer::ResetAndUpdateFlagL

// Resets Activate flag and update item in the DB

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

//	

void CCPServer::ResetAndUpdateFlagL( CCPLiwMap* aMap )

    {

   	TInt32 flag(0);

    if( !aMap->GetProperty( KFlag, flag ))

        {

        User::Leave(KErrNotFound);

        }

    aMap->Remove( KFlag );

    flag &= 0xFFFFFFFE;

    aMap->InsertL( KFlag, TLiwVariant( flag ) );                

    iDataManager->AddDataL( *aMap );

    }

// ============================= LOCAL FUNCTIONS ===============================

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

// E32Main entry point.

// Returns: KErrNone

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

//

TInt E32Main()

    {

    RAllocator* iAllocator = MemoryManager::SwitchToFastAllocator();

    //Get the return value (needs to call CloseFastAllocator() before return)

    TInt iReturnValue = CCPServer::ThreadStart( );

    MemoryManager::CloseFastAllocator(iAllocator);

    return iReturnValue;  

    }

// End of File