/*

* Copyright (c) 2006-2010 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:

* Implementation of CCmManagerImpl.

*

*/

#include <cmpluginbaseeng.h>

#include <featmgr.h>

#include <cmpluginembdestinationdef.h> // KUidEmbeddedDestination

#include "cmmanagerimpl.h"

#include "cmmtransactionhandler.h"

#include "cmmcache.h"

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "cmmanagerimplTraces.h"

#endif

const TInt KPluginGranularity = 3;

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

//  CCmManagerImpl::NewL()

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

//

CCmManagerImpl* CCmManagerImpl::NewL()

    {

    OstTraceFunctionEntry0( CCMMANAGERIMPL_NEWL_ENTRY );

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

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    OstTraceFunctionExit0( CCMMANAGERIMPL_NEWL_EXIT );

    return self;

    }

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

//  CCmManagerImpl::CCmManagerImpl()

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

//

CCmManagerImpl::~CCmManagerImpl()

    {

    OstTraceFunctionEntry0( DUP1_CCMMANAGERIMPL_CCMMANAGERIMPL_ENTRY );

    delete iCache;

    if ( iPlugins )

        {

        iPlugins->ResetAndDestroy();

        delete iPlugins;

        }

    delete iTrans;

    if ( iIsFeatureManagerInitialised )

        {

        FeatureManager::UnInitializeLib();

        }

    REComSession::FinalClose();

    OstTraceFunctionExit0( DUP1_CCMMANAGERIMPL_CCMMANAGERIMPL_EXIT );

    }

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

//  CCmManagerImpl::CCmManagerImpl()

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

//

CCmManagerImpl::CCmManagerImpl()

    {

    OstTraceFunctionEntry0( CCMMANAGERIMPL_CCMMANAGERIMPL_ENTRY );

    iCache = NULL;

    iPlugins = NULL;

    iTrans = NULL;

    iSnapTableId = 0;

    iBearerPriorityTableId = 0;

    iDestMetadataTableId = 0;

    iDefConnTableId = 0;

    iIsFeatureManagerInitialised = EFalse;

    iWLanSupport = ETrue;

    OstTraceFunctionExit0( CCMMANAGERIMPL_CCMMANAGERIMPL_EXIT );

    }

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

//  CCmManagerImpl::ConstructL()

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

//

void CCmManagerImpl::ConstructL()

    {

    OstTraceFunctionEntry0( CCMMANAGERIMPL_CONSTRUCTL_ENTRY );

    FeatureManager::InitializeLibL();

    iIsFeatureManagerInitialised = ETrue;

    iWLanSupport = FeatureManager::FeatureSupported( KFeatureIdProtocolWlan );

    CommsDat::CMDBSession* db = CommsDat::CMDBSession::NewLC( KCDVersion1_2 );

    iTrans = CCmmTransactionHandler::NewL( *db ); // Ownership of db transferred.

    CleanupStack::Pop( db );

    CheckTablesL();

    BuildPluginArrayL();

    iCache = CCmmCache::NewL( this, iPlugins );

    OstTraceFunctionExit0( CCMMANAGERIMPL_CONSTRUCTL_EXIT );

    }

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

// CCmManagerImpl::CheckTablesL()

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

//

void CCmManagerImpl::CheckTablesL()

    {

    OstTraceFunctionEntry0( CCMMANAGERIMPL_CHECKTABLESL_ENTRY );

    TInt err( 0 );

    if ( err == KErrNotFound )

        {

        }

    else

        {

        User::LeaveIfError( err );

        }

    if ( err == KErrNotFound )

        {

        }

    else

        {

        User::LeaveIfError( err );

        }

    TRAP( err, iDestMetadataTableId = CCDSNAPMetadataRecord::TableIdL( iTrans->Session() ) );

    if ( err == KErrNotFound )

        {

        iDestMetadataTableId = CCDSNAPMetadataRecord::CreateTableL( iTrans->Session() );

        }

    else

        {

        User::LeaveIfError( err );

        }

    TRAP( err, iDefConnTableId = CCDDefConnRecord::TableIdL( iTrans->Session() ) );

    if ( err == KErrNotFound )

        {

        iDefConnTableId = CCDDefConnRecord::CreateTableL( iTrans->Session() );

        }

    else

        {

        User::LeaveIfError( err );

        }

    OstTraceFunctionExit0( CCMMANAGERIMPL_CHECKTABLESL_EXIT );

    }

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

// Return an array containing the supported bearer types (embedded destination

// excluded).

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

//

void CCmManagerImpl::SupportedBearersL( RArray<TUint32>& aArray ) const

    {

    OstTraceFunctionEntry0( CCMMANAGERIMPL_SUPPORTEDBEARERSL_ENTRY );

    aArray.Reset();

    for ( TInt i = 0; i < iPlugins->Count(); i++ )

        {

        TUint32 bearerType( (*iPlugins)[i]->GetBearerInfoIntL( CMManager::ECmBearerType ) );

        if ( KUidEmbeddedDestination != bearerType )

            {

            aArray.AppendL( bearerType );

            }

        }

    OstTraceFunctionExit0( CCMMANAGERIMPL_SUPPORTEDBEARERSL_EXIT );

    }

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

// Return the requested table ID.

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

//

CommsDat::TMDBElementId CCmManagerImpl::TableId( TCmmDbRecords aRecord )

    {

    CommsDat::TMDBElementId tableId( 0 );

    switch ( aRecord )

        {

        case ECmmDestNetworkRecord:

            tableId = CommsDat::KCDTIdNetworkRecord;

            break;

        case ECmmDestApRecord:

            tableId = CommsDat::KCDTIdAccessPointRecord;

            break;

        case ECmmDestMetadataRecord:

            tableId = iDestMetadataTableId;

            break;

        case ECmmDbSnapRecord:

            tableId = iSnapTableId;

            break;

        case ECmmDbBearerPriorityRecord:

            tableId = iBearerPriorityTableId;

            break;

        case ECmmDbDefConnRecord:

            tableId = iDefConnTableId;

            break;

        default:

            break;

        }

    return tableId;

    }

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

// Get a handle to the database cache manager.

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

//

CCmmCache& CCmManagerImpl::Cache()

    {

    return *iCache;

    }

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

// Get a handle to the database transaction handler.

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

//

CCmmTransactionHandler* CCmManagerImpl::GetTransactionHandler()

    {

    return iTrans;

    }

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

// Get a handle to database session.

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

//

CommsDat::CMDBSession& CCmManagerImpl::Session() const

    {

    OstTraceFunctionEntry0( CCMMANAGERIMPL_SESSION_ENTRY );

    return iTrans->Session();

    }

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

// Return true is WLAN is supported on phone.

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

//

TBool CCmManagerImpl::WlanSupported() const

    {

    OstTraceFunctionEntry0( CCMMANAGERIMPL_WLANSUPPORTED_ENTRY );

    OstTraceFunctionExit0( CCMMANAGERIMPL_WLANSUPPORTED_EXIT );

    return iWLanSupport;

    }

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

// CCmManagerImpl::BuildPluginArrayL()

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

//

void CCmManagerImpl::BuildPluginArrayL()

    {

    OstTraceFunctionEntry0( CCMMANAGERIMPL_BUILDPLUGINARRAYL_ENTRY );

    iPlugins = new( ELeave ) CArrayPtrFlat<const CCmPluginBaseEng>( KPluginGranularity );

    // Get a list of all the bearer types.

    RPointerArray<CImplementationInformation> implArray;

    CmmCleanupResetAndDestroyPushL( implArray );

    REComSession::ListImplementationsL( TUid::Uid( KCMPluginInterfaceUid ), implArray );

    CCmPluginBaseEng* plugin = NULL;

    for ( TInt i = 0; i < implArray.Count(); i++ )

        {

        TCmPluginInitParam params( iTrans->Session() );

        // This is the Util implementation.

        // Trap it to be able to work even if there's a faulty plugin installed

        // in the phone.

        TRAPD( err, plugin = STATIC_CAST( CCmPluginBaseEng*, REComSession::CreateImplementationL(

                ( implArray )[i]->ImplementationUid(),

                _FOFF( CCmPluginBaseEng, iDtor_ID_Key ),

                ( TAny* )&params ) ) );

        if ( !err )

            {

            CleanupStack::PushL( plugin );

            TBool inserted( EFalse );

            TInt defaultPriority( CMManager::KDataMobilitySelectionPolicyPriorityWildCard );

            // No priority -> wildcard

            TRAP_IGNORE( defaultPriority = plugin->GetBearerInfoIntL(

                    CMManager::ECmDefaultPriority ) );

            for ( TInt j = 0; j < iPlugins->Count(); j++ )

                {

                TUint32 bearerToCompare = (*iPlugins)[j]->GetBearerInfoIntL(

                        CMManager::ECmDefaultPriority );

                if ( defaultPriority > bearerToCompare )

                    {

                    continue;

                    }

                else if ( defaultPriority == bearerToCompare )

                    {

                    if ( plugin->GetBearerInfoIntL( ECmExtensionLevel ) >

                            (*iPlugins)[j]->GetBearerInfoIntL( ECmExtensionLevel ) )

                        {

                        iPlugins->InsertL( j, plugin );

                        inserted = ETrue;

                        break;

                        }

                    }

                else

                    {

                    iPlugins->InsertL( j, plugin );

                    inserted = ETrue;

                    break;

                    }

                }

            if ( !inserted )

                {

                iPlugins->AppendL( plugin );

                }

            CleanupStack::Pop( plugin );

            }

        }

    CleanupStack::PopAndDestroy( &implArray );

    OstTraceFunctionExit0( CCMMANAGERIMPL_BUILDPLUGINARRAYL_EXIT );

    }

// Enf of file