/*

* Copyright (c) 2002-2007 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: 

*     Service manager for external service providers.

*

*/

#include <e32base.h>

#include <barsread.h>

#include <Pbk2DataCaging.hrh>

#include <RPbk2LocalizedResourceFile.h>

#include "CPbk2ServiceManager.h"

#include "Pbk2PresentationUtils.h"

#include <spsettings.h>

#include <spproperty.h>

#include <spentry.h>

#include <cbsfactory.h>

#include <mbsaccess.h>

#include <fbs.h>

#include <contactpresencebrandids.h> 

#include <spnotifychange.h>

#include <PbkUID.h>

//constants

const TInt KMaxBufLength = 128; 

void CPbk2ServiceManager::TService::Delete()

    {

    delete iBitmap;

    iBitmap = NULL;

    delete iMask;

    iBitmap = NULL;

    }

EXPORT_C CPbk2ServiceManager* CPbk2ServiceManager::NewL(RFs& aRFs)

    {

    CPbk2ServiceManager* self = new (ELeave) CPbk2ServiceManager(aRFs);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

CPbk2ServiceManager::~CPbk2ServiceManager()

    {

    if(iSPNotifyChange)

        {

        iSPNotifyChange->NotifyChangeCancel();

        }

    delete iSPNotifyChange;

    iSpIdsToObserve.Close(); //Empty, no entries

    delete iSettings;

    DeleteData();

    }

void CPbk2ServiceManager::DeleteData()

    {

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

        {

        iServices[i].Delete();

        }

    iServices.Close();

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

        {

        delete iStringsOwner[i];

        }

    iStringsOwner.Close();

    iBitmapIdCounter = 0;

    }

CPbk2ServiceManager::CPbk2ServiceManager(RFs& aRFs) :

    iRFs(aRFs)

    {

    }

void CPbk2ServiceManager::ConstructL()

    {

    iSettings = CSPSettings::NewL();    

    iSPNotifyChange = CSPNotifyChange::NewL(*this);

    iSPNotifyChange->NotifyChangeL( iSpIdsToObserve );

    iRunRefreshData = ETrue;    

    }

EXPORT_C const CPbk2ServiceManager::RServicesArray& CPbk2ServiceManager::Services()

    {

    //If got one or more notifications of changed data run refresh first

     if(iRunRefreshData)

        {

        iRunRefreshData = EFalse;

        TRAP_IGNORE( RunRefreshDataL() );

        }

    return iServices;

    }

EXPORT_C void CPbk2ServiceManager::RefreshDataL()

    {

    iRunRefreshData = ETrue;

    }

void CPbk2ServiceManager::RunRefreshDataL()

    {

    DeleteData();    

    ReadWellKnownServicesL();    

    AppendInstalledServicesL();

    UpdateBrandingInfoL();

    }

void CPbk2ServiceManager::ReadWellKnownServicesL()

    {

    RPbk2LocalizedResourceFile resFile( &iRFs );

    resFile.OpenLC(KPbk2RomFileDrive,

                   KDC_RESOURCE_FILES_DIR, 

                   Pbk2PresentationUtils::PresentationResourceFile());

    // Read well known services from resource

    TResourceReader reader;

    reader.SetBuffer( resFile.AllocReadLC( 

            R_PHONEBOOK2_WELL_KNOWN_SERVICES ) );

    TInt count = reader.ReadInt16();

    HBufC* buf = NULL;

    for (TInt i = 0; i < count; i++)

        {

        TService service;

        buf = reader.ReadHBufCL();

        CleanupStack::PushL(buf);

        service.iName.Set(*buf);

        iStringsOwner.AppendL(buf);

        CleanupStack::Pop(buf);

        buf = reader.ReadHBufCL();

        CleanupStack::PushL(buf);

        service.iDisplayName.Set(*buf);

        iStringsOwner.AppendL(buf);

        CleanupStack::Pop(buf);

        service.iFlags = EWellKnown;

        service.iBitmap = service.iMask = NULL;

        service.iBitmapId = 0;

        service.iBrandId.Set(KNullDesC);

        service.iApplicationId.Set(TPtrC8(KCPBrandAppId));

        AppendServiceL(service); 

        }

    CleanupStack::PopAndDestroy(2, &resFile);

    }

void CPbk2ServiceManager::AppendInstalledServicesL()

    {

    RIdArray idArray;

    CleanupClosePushL(idArray);

    User::LeaveIfError(iSettings->FindServiceIdsL(idArray));

    const TInt granularity = 16;

    CDesCArrayFlat* names = new (ELeave) CDesCArrayFlat(granularity);

    CleanupStack::PushL(names);

    User::LeaveIfError(iSettings->FindServiceNamesL(idArray, *names));

    //Append if not yet in iServices, otherwise update iServices  

    for (TInt ni = 0; ni < names->Count(); ni++)

        {

        TBool found = EFalse;

        TInt si = 0;

        while(si < iServices.Count()&& !found)

            {

            iServices[si].iName.CompareF(names->operator[](ni)) ? 

                si++ :found=ETrue; 

            }

        //For installed well-known services the service data needs to be updated.

        //For non-well known services some service attributes are first checked

        //to decide whether to add or skip the service.

        if( found )

            {

            //Update existing

            UpdateServiceL(iServices[si], idArray[ni], names->operator[](ni));

            }

        else

            {

            //Append new if ok to add 

            TBool okToAppend(ETrue);

            // Check whether the service is VCC.

            // If so, when the VoIP service is becoming available, 

            // the VCC item should be in a same field for UI displaying.

            CSPEntry *entry = CSPEntry::NewLC();

            TInt ret = iSettings->FindEntryL( idArray[ni], *entry );

            if( ret == KErrNone )

                {

                const CSPProperty* prop = NULL;

                ret = entry->GetProperty( prop, ESubPropertyVccVDI);

                if( ret == KErrNone )

                    {

                    okToAppend = EFalse;

                    }

                }

            CleanupStack::PopAndDestroy(); //entry

            // Check whether service supports cs voice call. If so, discard it.            

            CSPProperty* servAttrMask = CSPProperty::NewLC();        

            ret = iSettings->FindPropertyL( 

                idArray[ni], EPropertyServiceAttributeMask, *servAttrMask );

            if( ret == KErrNone )

                {

                TInt mask(0);

                servAttrMask->GetValue(mask);

                okToAppend = !(mask & ESupportsCSVoiceCall); 

                }

            CleanupStack::PopAndDestroy(servAttrMask);            

            if(okToAppend) 

                {

                TService service;                

                UpdateServiceL(service, idArray[ni], names->operator[](ni));

                AppendServiceL(service);                

                }            

            }    

        }

    CleanupStack::PopAndDestroy(names);

    CleanupStack::PopAndDestroy(); //idArray

    }

void CPbk2ServiceManager::UpdateServiceL(

    TService& aService,

    TServiceId aServiceId, 

    const TDesC& aServiceName )

    {

    //Set service name

    HBufC* name = HBufC::NewLC(aServiceName.Length());

    iStringsOwner.AppendL(name);  

    CleanupStack::Pop(name);        

    name->Des().Copy(aServiceName);

    //iName &  iDisplayName will not be set if the service

    //doesnt belong to the list of well known services

    //Thus it makes sense that We copy the ServiceName provisioned

    //in the Service Table to both iName as well as iDisplayName

    //This iDisplayName will be visible to the end user.

    if ( !aService.iName.Length() )

        {

        aService.iName.Set(*name);

        }

    if ( !aService.iDisplayName.Length() )

        {

        aService.iDisplayName.Set(*name);

        }

    aService.iFlags = EInstalled;

    aService.iBitmap = aService.iMask = NULL;

    aService.iBitmapId = 0;

    //Brand id 

    CSPProperty* prop = CSPProperty::NewLC();

    HBufC* brandID = HBufC::NewLC(KMaxBufLength);

    if (iSettings->FindPropertyL(aServiceId, EPropertyBrandId, *prop) == KErrNone)

        {

        TPtr des = brandID->Des();

        if (prop->GetValue(des) != KErrNone)

            {

            des.Zero();

            }

        }

    aService.iBrandId.Set(*brandID);

    aService.iServiceId = aServiceId;

    iStringsOwner.AppendL(brandID);

    //Appid

    aService.iApplicationId.Set(TPtrC8(KCPBrandAppId));

    CleanupStack::Pop(brandID);     

    CleanupStack::PopAndDestroy(prop);       

    }

void CPbk2ServiceManager::AppendServiceL(TService aService)

    {

    iServices.AppendL(aService);

    }

void CPbk2ServiceManager::UpdateBrandingInfoL()

    {

    TLanguage userLang = User::Language();

    TLanguage defLang = ELangInternationalEnglish;

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

        {

        TLanguage servLang = ELangTest;  

        //ELangTest CAN BE USED AS DEFAULT VALUE AS THIS DOES NOT BELONG TO ANY LANG

        //SEE THE HEADER FILE e32lang.h

        if(iServices[i].iBrandId.Length())

            {

            //Search for BrandPackage using PhoneLanguage

            //PhoneLanguage gets the Highest Priority

            TRAPD(err, UpdateBrandL(iServices[i], userLang ));

            if (err)

                {

                //The next priority goes to BrandLanguage set in the SpSettings/service table

                //during provisioning

                //Search for BrandPackage using this BrandLanguage      

                CSPProperty* prop = CSPProperty::NewLC();

                if(!iSettings->FindPropertyL(

                    iServices[i].iServiceId, EPropertyBrandLanguage, *prop))

                    {

                    if(!prop->GetValue((TInt&)servLang))

                        {

                        if (userLang != servLang)

                            {

                            TRAP(err, UpdateBrandL(iServices[i], servLang ));

                            }

                        }

                    }

                CleanupStack::PopAndDestroy(prop);                

                }

            if ( ( err ) && ( servLang !=  defLang ) && ( userLang != defLang ) )

                {

                //Fetching of brand with UserLang & with the one mentioned in the Servicetable

                //was not successfull. 

                //Finally try with Default Language ID and even if this fails

                //proceed without any brand icons/texts

                TRAP( err, UpdateBrandL( iServices[i], defLang ) );

                }

            }

        }

    }

void CPbk2ServiceManager::UpdateBrandL( TService& aService, TLanguage aLanguage )

    {

    HBufC8* brandID = HBufC8::NewLC(aService.iBrandId.Length());

    brandID->Des().Copy(aService.iBrandId);

    CBSFactory* bsFactory = CBSFactory::NewL( KCPBrandDefaultId, aService.iApplicationId );

    CleanupStack::PushL(bsFactory);

    MBSAccess* access = bsFactory->CreateAccessLC(*brandID, aLanguage); //leaves if none found    

    CFbsBitmap* bitmap = NULL;

    CFbsBitmap* mask = NULL;

    access->GetBitmapL(KCPBrandElementIdServiceIcon, bitmap, mask);    

    CleanupStack::PushL(bitmap);

    CleanupStack::PushL(mask);

    //Update service

    if(bitmap)

        {

        aService.iBitmap = bitmap;

        aService.iMask = mask;

        aService.iBitmapId = ++iBitmapIdCounter;

        }

    CleanupStack::Pop(2);    //bitmap, mask

    //Get Localised Name of Service

    HBufC* localizedName = access->GetTextLC(KCPBrandElementIdLocalizedServiceName);    

    if(localizedName)

        {

        aService.iDisplayName.Set(*localizedName);

        iStringsOwner.AppendL(localizedName); 

        }

    CleanupStack::Pop();  //localizedName  

    CleanupStack::PopAndDestroy(3, brandID);

    }

// from MSPNotifyChangeObserver

void CPbk2ServiceManager::HandleNotifyChange( TUint /*aServiceId*/ )

    {

    iRunRefreshData = ETrue;

    }

// from MSPNotifyChangeObserver

void CPbk2ServiceManager::HandleError( TInt /*aError*/ )

    {

    }

// End of File