/*

* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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 class CCodDocument.   

*

*/

// INCLUDE FILES

#include <AiwGenericParam.h>

#include "CodEng.h"

#include "DdEng.h"

#include "CodUtil.h"

#include "CodDocument.h"

#include "CodAppUi.h"

#include "RequestCompleteCallback.h"

#include "CodLogger.h"

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

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

// CCodDocument::CodAppUi()

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

//

CCodAppUi* CCodDocument::CodAppUi()

    {

    // Inline method must be defined before it is used.

    return STATIC_CAST( CCodAppUi*, iAppUi );

    }

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

// CCodDocument::NewL()

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

//

CCodDocument* CCodDocument::NewL( CEikApplication& aApp, TBool aCod )

    {

    CCodDocument* doc = new (ELeave) CCodDocument( aApp, aCod );

    CleanupStack::PushL( doc );

    doc->ConstructL();

    CleanupStack::Pop( doc );

    return doc;

    }

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

// CCodDocument::~CCodDocument()

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

//

CCodDocument::~CCodDocument()

    {

    delete iModel;      // Delete (==Cancel) the model...

    delete iCallback;   // ...before deleting (==Cancelling) the callback.

    }

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

// CCodDocument::Model()

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

//

CCodEngBase& CCodDocument::Model()

    {

    return *iModel;

    }

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

// CCodDocument::CreateAppUiL()

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

//

CEikAppUi* CCodDocument::CreateAppUiL()

    {

    return new (ELeave) CCodAppUi( iCod );

    }

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

// CCodDocument::OpenFileL()

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

//

CFileStore* CCodDocument::OpenFileL

( TBool aDoOpen, const TDesC& aFilename, RFs& aFs )

    {

    CLOG(( 2, _L("-> CCodDocument::OpenFileL aDoOpen(0x%x) aFname<%S>"), \

        aDoOpen, &aFilename ));

    CFileStore* store( NULL );

    if ( aDoOpen )

        {

        RFile file;

        TInt err = file.Open( aFs, aFilename,

            EFileShareReadersOnly | EFileStream | EFileRead );

        if ( err == KErrInUse )

            {

            err = file.Open( aFs, aFilename,

                EFileShareAny | EFileStream | EFileRead );

            }

        User::LeaveIfError( err );

        CleanupClosePushL<RFile>( file );

        store = OpenFileL( aFs, file );

        CleanupStack::PopAndDestroy();  // close file

        }

    CLOG(( 2, _L("<- CCodDocument::OpenFileL") ));

    return store;

    }

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

// CCodDocument::OpenFileL()

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

//

CFileStore* CCodDocument::OpenFileL( RFs& /*aFs*/, RFile& aFile )

    {

    CLOG(( 2, _L("-> CCodDocument::OpenFileL (RFs+RFile)") ));

    CFileStore* store( NULL );

    OpenFileL( store, aFile );

    CLOG(( 2, _L("<- CCodDocument::OpenFileL (RFs+RFile)") ));

    return store;

    }

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

// CCodDocument::OpenFileL()

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

//

void CCodDocument::OpenFileL( CFileStore*& aFileStore, RFile& aFile )

    {

    CLOG(( 2, _L("-> CCodDocument::OpenFileL (RFile)") ));

    if( iModel->IsActive() )

        {

        // Busy with something else.

        // Maybe we should Cancel the ongoing operation? I don't think so.

        CLOG(( 2, _L("  leave with KErrNotReady") ));

        User::Leave( KErrNotReady );

        }

    // Get params, extract the UI related ones.

    const CAiwGenericParamList* params = GetInputParameters();

    if ( params )

        {

        TBool silent( EFalse );

        TBool suppressNextUrl( EFalse );

        TBool suppressLaunch( EFalse );

        CodUtil::GetBoolParam( silent, EGenericParamSilentDownload, *params );

        CodUtil::GetBoolParam

            ( suppressNextUrl, EGenericParamSuppressNextUrl, *params );

        CodUtil::GetBoolParam

            ( suppressLaunch, EGenericParamSuppressLaunch, *params );

        CodAppUi()->SetServiceFlow( silent, suppressNextUrl, suppressLaunch );

        }

    // Read descriptor data from file.

    TInt fSize;

    User::LeaveIfError( aFile.Size( fSize ) );

    HBufC8* buf = HBufC8::NewLC( fSize );

    TPtr8 bufP( buf->Des() );

    User::LeaveIfError( aFile.Read( bufP ) );

    iModel->SetL( bufP, &iCallback->iStatus, params, NULL );

    iCallback->CallbackOnCompletion

        ( TCallBack( StaticOpenFileDone, this ) );

    CleanupStack::PopAndDestroy( buf );

    aFileStore = NULL;

    CLOG(( 2, _L("<- CCodDocument::OpenFileL (RFile)") ));

    }

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

// CCodDocument::CCodDocument()

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

//

CCodDocument::CCodDocument( CEikApplication& aApp, TBool aCod )

: CAiwGenericParamConsumer( aApp ), iCod( aCod )

    {

    }

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

// CCodDocument::ConstructL()

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

//

void CCodDocument::ConstructL()

    {

    if ( iCod )

        {

        iModel = CCodEng::NewL( iEikProcess, NULL );

        }

    else

        {

        iModel = CDdEng::NewL( iEikProcess, NULL );

        }

    iCallback = new ( ELeave ) CRequestCompleteCallback();

    }

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

// CCodDocument::OpenFileDone()

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

//

void CCodDocument::OpenFileDone()

    {

    CLOG(( 2, _L("-> CCodDocument::OpenFileDone") ));

    // Note that it is possible that we don't have iAppUi here. There is

    // blank screen with "Back" softkey while parsing the COD.

    // During that, "Back" command may be issued and

    // processed by AppUi during the wait.

    if ( iAppUi )

        {

        CodAppUi()->OpenFileDone( iCallback->iStatus.Int() );

        }

    CLOG(( 2, _L("<- CCodDocument::OpenFileDone") ));

    }

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

// CCodDocument::StaticOpenFileDone()

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

//

TInt CCodDocument::StaticOpenFileDone( TAny* aPtr )

    {

    STATIC_CAST( CCodDocument*, aPtr )->OpenFileDone();

    return EFalse;  // TCallback should return EFalse as TInt.

    }