/*

* Copyright (c) 2005 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:  

*       Base class for different media type info classes.

*

*/

// INCLUDE FILES

#include <e32std.h>

#include <e32base.h> // CBase

#include <apmstd.h>  // TDataType

#include <f32file.h> // RFs, RFile

#include <apgcli.h>  // RApaLsSession

#include <caf/caf.h>

#include <DRMCommon.h> // Just for error codes

#include <DRMHelper.h>

#include <fileprotectionresolver.h>

#include "MsgMediaInfo.h"

// EXTERNAL DATA STRUCTURES

// EXTERNAL FUNCTION PROTOTYPES  

// CONSTANTS

// MACROS

// LOCAL CONSTANTS AND MACROS

// MODULE DATA STRUCTURES

// LOCAL FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

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

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

// CMsgMediaInfo::NewL

// Two-phased constructor.

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

//

EXPORT_C CMsgMediaInfo* CMsgMediaInfo::NewL( RFile& aFile, 

                                            TDataType& aMimeType,

                                            TMsgMediaType aMediaType )

    {

    CMsgMediaInfo* self = new( ELeave ) CMsgMediaInfo( aMimeType, aMediaType );

    CleanupStack::PushL( self );

    self->ConstructL( aFile );

    CleanupStack::Pop( self );

    return self;

    }

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

// CMsgMediaInfo::CMsgMediaInfo

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

// might leave.

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

//

CMsgMediaInfo::CMsgMediaInfo( TDataType& aDataType, TMsgMediaType aMediaType ):

    CActive( EPriorityLow ),

    iMimeType( aDataType ),

    iFileSize( 0 ),

    iModificationTime(),

    iMediaType( aMediaType ),

    iDuration( 0 ),

    iProtection( EFileProtNoProtection ),

    iParsed( EFalse ),

    iHandlerAppUid( KNullUid )

    {

    CActiveScheduler::Add( this );

    }

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

// CMsgMediaInfo::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CMsgMediaInfo::ConstructL( RFile& aFile )

    {

    TFileName fullName;

    User::LeaveIfError( aFile.FullName( fullName ) );

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

    User::LeaveIfError( aFile.Modified( iModificationTime ) );

    iFullFilePath = fullName.AllocL();

    }

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

// Destructor

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

//

CMsgMediaInfo::~CMsgMediaInfo()

    {

    Cancel();

    iObserver = NULL;

    iDRMHelper = NULL;

    iFile.Close();

    delete iFullFilePath;

    delete iContentURI;

    }

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

// CMsgMediaInfo::ParseInfoDetails

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

//

EXPORT_C void CMsgMediaInfo::ParseInfoDetails( RFile& aFile, CDRMHelper& aDRMHelper, MMediaInfoObserver& aObserver )

    {

    iObserver = &aObserver;

    iDRMHelper = &aDRMHelper;

    iFile.Duplicate( aFile );

    // Actual parsing is done in RunL (of each media info class).

    CompleteSelf( KErrNone );

    }

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

// CMsgMediaInfo::ParseInfoDetailsL

//

// Deprecated. Use the non-leaving version instead.

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

//

EXPORT_C void CMsgMediaInfo::ParseInfoDetailsL( RFile& aFile, CDRMHelper& aDRMHelper, MMediaInfoObserver& aObserver )

    {

    ParseInfoDetails( aFile, aDRMHelper, aObserver );

    }

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

// CMsgMediaInfo::SetFileL

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

//

EXPORT_C void CMsgMediaInfo::SetFileL( RFile& aFile )

    {

    TBool oldParsed = iParsed;

    iParsed = EFalse;

    delete iFullFilePath;

    iFullFilePath = NULL;

    TFileName fullName;

    User::LeaveIfError( aFile.FullName( fullName ) );

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

    User::LeaveIfError( aFile.Modified( iModificationTime ) );

    iFullFilePath = fullName.AllocL();

    iParsed = oldParsed;

    }

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

// CMsgMediaInfo::Corrupt

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

//

EXPORT_C TBool CMsgMediaInfo::Corrupt() const

    {

    TBool corrupt( ETrue );

    switch ( iParseError )

        {

        case KErrNone:

        case KErrNoMemory:

        case KErrInUse:

        case DRMCommon::ENoRights:

        case DRMCommon::ERightsExpired:

        case DRMCommon::EInvalidRights:

            corrupt = EFalse;

            break;

        default:

            // All other errors are interpreted as corrupt

            break;

        }

    return corrupt;

    }

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

// CMsgMediaInfo::DoCancel

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

//

void CMsgMediaInfo::DoCancel()

    {

    iFile.Close();

    }

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

// CMsgMediaInfo::RunL

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

//

void CMsgMediaInfo::RunL()

    {

    // Never fails since does actually nothing.

    iParsed = ETrue;

    CompleteObserver();

    }

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

// CMsgMediaInfo::RunError

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

//

TInt CMsgMediaInfo::RunError( TInt aError )

    {

    CompleteSelf( aError );

    return KErrNone;

    }

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

// CMsgMediaInfo::CompleteSelf

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

//

void CMsgMediaInfo::CompleteSelf( TInt aError )

    {

    iStatus = KRequestPending;

    TRequestStatus* pStatus = &iStatus;

    SetActive();

    User::RequestComplete( pStatus, aError );

    }

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

// CMsgMediaInfo::CompleteSelf

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

//

void CMsgMediaInfo::CompleteObserver()

    {

    iFile.Close();

    ReleaseRights();

    iDRMHelper = NULL;

    iObserver->MediaInfoParsed();

    iObserver = NULL;

    }

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

// CMsgMediaInfo::FreezeRights

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

//

void CMsgMediaInfo::FreezeRights()

    {

    if ( iProtection & ( EFileProtForwardLocked | EFileProtSuperDistributable ) &&

        iContentURI && iContentURI->Length() )

        {

        TInt err = iDRMHelper->Consume2(

            *iContentURI,

            ContentAccess::EInstall,

            CDRMHelper::EStart );

        if ( !err )

            {

            iConsumed = ETrue;

            }

        }

    }

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

// CMsgMediaInfo::ReleaseRights

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

//

void CMsgMediaInfo::ReleaseRights()

    {

    if ( iConsumed )

        {

        /*TInt ignore =*/ 

        iDRMHelper->Consume2(

            *iContentURI,

            ContentAccess::EInstall,

            CDRMHelper::EFinish );

        iConsumed = EFalse;

        }

    }

//  End of File