/*

* Copyright (c) 2009 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 CMediaRecognizer Stub

*

*/

// Version : %version: 5 %

// INCLUDE FILES

#include <utf.h>

#include <mediarecognizer.h>

#include "mpxvideo_debug.h"

// CONSTANTS

#ifdef __WINDOWS_MEDIA

_LIT(KRtspTcpPrefix,"rtspt://");

_LIT(KRtspUdpPrefix,"rtspu://");

_LIT(KHttpPrefix,"http://");

_LIT(KHttpTcpPrefix,"httpt://");

_LIT(KMmsPrefix,"mms://");

_LIT(KMmstPrefix,"mmst://");

#endif // __WINDOWS_MEDIA

_LIT(KRtspPrefix,"rtsp://");

_LIT(KFilePrefix,"file://");

const TInt KMinPrefixLength = 6;

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

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

// CMediaRecognizer::CMediaRecognizer

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

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

//

CMediaRecognizer::CMediaRecognizer()

{

}

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

// CMediaRecognizer::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CMediaRecognizer::ConstructL()

{

}

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

// CMediaRecognizer::NewL

// Two-phased constructor.

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

//

EXPORT_C CMediaRecognizer* CMediaRecognizer::NewL()

{

    MPX_DEBUG(_L("CMediaRecognizer::NewL()"));

    CMediaRecognizer* self = new( ELeave ) CMediaRecognizer;

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    return self;

}

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

// CMediaRecognizer::~CMediaRecognizer

// Destructor

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

//

EXPORT_C CMediaRecognizer::~CMediaRecognizer()

{

    MPX_DEBUG(_L("CMediaRecognizer::~CMediaRecognizer()"));

}

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

//  CMediaRecognizer::IdentifyMediaTypeL

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

//

EXPORT_C CMediaRecognizer::TMediaType

CMediaRecognizer::IdentifyMediaTypeL( const TDesC& /*aMediaName*/, TBool /*aIncludeUrls*/ )

{

    MPX_DEBUG(_L("CMediaRecognizer::IdentifyMediaTypeL()"));

    TMediaType ret = EUrl;

    return ret;

}

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

//  CMediaRecognizer::IdentifyMediaTypeL

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

//

EXPORT_C CMediaRecognizer::TMediaType

CMediaRecognizer::IdentifyMediaTypeL( const TDesC& aMediaName, RFile& aFile, TBool /*aIncludeUrls*/ )

{

    MPX_DEBUG(_L("CMediaRecognizer::IdentifyMediaTypeL()"));

    TMediaType ret = EUnidentified;

    if ( aFile.SubSessionHandle() )

    {

        ret = MediaTypeL( aMediaName );

    }

    else

    {

        ret = EUrl;

    }

    return ret;

}

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

//  CMediaRecognizer::MediaTypeL

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

//

CMediaRecognizer::TMediaType CMediaRecognizer::MediaTypeL( const TDesC& aMediaName )

{

    MPX_DEBUG(_L("CMediaRecognizer::IdentifyMediaTypeL()"));

    TMediaType ret = EUnidentified;

    _LIT(KSdpExt,".sdp");

    _LIT(K3gpExt,".3gp");

    if ( aMediaName.Right(KSdpExt.iTypeLength).CompareF(KSdpExt) == 0 )

    {

        ret = ELocalSdpFile;

    }

    else if ( aMediaName.Right(K3gpExt.iTypeLength).CompareF(K3gpExt) == 0 )

    {

        ret = ELocalVideoFile;

    }

    return ret;

}

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

// CMediaRecognizer::MimeTypeL

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

//

EXPORT_C TBuf<KMaxDataTypeLength> CMediaRecognizer::MimeTypeL( const TDesC& /*aLocalFile*/ )

{

    MPX_DEBUG(_L("CMediaRecognizer::MimeTypeL()"));

    TPtrC mimeType( KNullDesC );

    return mimeType;

}

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

// CMediaRecognizer::FreeFilehandle

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

//

EXPORT_C void CMediaRecognizer::FreeFilehandle()

{

    MPX_DEBUG(_L("CMediaRecognizer::FreeFilehandle()"));

}

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

// CMediaRecognizer::MimeTypeL

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

//

EXPORT_C TBuf<KMaxDataTypeLength> CMediaRecognizer::MimeTypeL( RFile& /*aFile*/ )

{

    MPX_DEBUG(_L("CMediaRecognizer::MimeTypeL()"));

    TPtrC mimeType( KNullDesC );

    return mimeType;

}

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

//  CMediaRecognizer::IsValidStreamingPrefix

//  Check for a valid streaming prefix given a URL

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

//

EXPORT_C TBool CMediaRecognizer::IsValidStreamingPrefix( const TDesC& aUrl )

{

    TBool retVal = EFalse;

    if ( aUrl.Length() >= KMinPrefixLength )

    {

        MPX_DEBUG(_L("CMediaRecognizer::IsValidStreamingPrefix(%S)"), &aUrl);

#ifdef __WINDOWS_MEDIA

        if ( ( ! aUrl.Left(KRtspPrefix().Length()).CompareF(KRtspPrefix) ) ||

             ( ! aUrl.Left(KHttpPrefix().Length()).CompareF(KHttpPrefix) ) ||

             ( ! aUrl.Left(KMmsPrefix().Length()).CompareF(KMmsPrefix) )   ||

             ( ! aUrl.Left(KMmstPrefix().Length()).CompareF(KMmstPrefix) ) ||

             ( ! aUrl.Left(KHttpTcpPrefix().Length()).CompareF(KHttpTcpPrefix) ) ||

             ( ! aUrl.Left(KRtspTcpPrefix().Length()).CompareF(KRtspTcpPrefix) ) ||

             ( ! aUrl.Left(KRtspUdpPrefix().Length()).CompareF(KRtspUdpPrefix) ) )

#else

        if ( ! aUrl.Left( KRtspPrefix().Length() ).CompareF( KRtspPrefix ) )

#endif

        {

            retVal = ETrue;

        }

    }

    MPX_DEBUG(_L("CMediaRecognizer::IsValidStreamingPrefix() ret %d"), retVal);

    return retVal;

}

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

//  CMediaRecognizer::IsValidUrlPrefix

//  Check for a valid prefix given a URL

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

//

EXPORT_C TBool CMediaRecognizer::IsValidUrlPrefix( const TDesC& aUrl )

{

    TBool retVal = EFalse;

    if ( aUrl.Length() >= KMinPrefixLength )

    {

        MPX_DEBUG(_L("CMediaRecognizer::IsValidUrlPrefix(%S)"), &aUrl);

        if ( ( ! aUrl.Left(KFilePrefix().Length()).CompareF(KFilePrefix) ) ||

#ifdef __WINDOWS_MEDIA

             ( ! aUrl.Left(KHttpPrefix().Length()).CompareF(KHttpPrefix) ) ||

             ( ! aUrl.Left(KMmsPrefix().Length()).CompareF(KMmsPrefix) )   ||

             ( ! aUrl.Left(KMmstPrefix().Length()).CompareF(KMmstPrefix) ) ||

             ( ! aUrl.Left(KHttpTcpPrefix().Length()).CompareF(KHttpTcpPrefix) ) ||

             ( ! aUrl.Left(KRtspTcpPrefix().Length()).CompareF(KRtspTcpPrefix) ) ||

             ( ! aUrl.Left(KRtspUdpPrefix().Length()).CompareF(KRtspUdpPrefix) ) ||

#endif

             ( ! aUrl.Left(KRtspPrefix().Length()).CompareF(KRtspPrefix) ) )

        {

            retVal = ETrue;

        }

    }

    MPX_DEBUG(_L("CMediaRecognizer::IsValidUrlPrefix() ret %d"), retVal);

    return retVal;

}

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

//  CMediaRecognizer::IsValidUrlPrefix

//  Check for a valid prefix given a URL

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

//

EXPORT_C TBool CMediaRecognizer::IsValidUrlPrefix( const TDesC8& aUrl )

{

    MPX_DEBUG(_L("CMediaRecognizer::IsValidUrlPrefix(TDesC8)"));

    TBool retVal = EFalse;

    if ( aUrl.Length() >= KMinPrefixLength )

    {

        HBufC16* buf16 = NULL;

        TRAPD( err, buf16 = CnvUtfConverter::ConvertToUnicodeFromUtf8L(aUrl); );

        if ( ! err )

        {

            retVal = IsValidUrlPrefix( buf16->Des() );

            delete buf16;

        }

    }

    MPX_DEBUG(_L("CMediaRecognizer::IsValidUrlPrefix(TDesC8) ret %d"), retVal);

    return retVal;

}

#ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API

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

//  CMediaRecognizer::IdentifyMediaTypeL

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

//

EXPORT_C CMediaRecognizer::TMediaType

CMediaRecognizer::IdentifyMediaTypeL( const TDesC& aMediaName, RFile64& aFile, TBool /*aIncludeUrls*/ )

{

    MPX_DEBUG(_L("CMediaRecognizer::IdentifyMediaTypeL( RFile64 )"));

    TMediaType ret = EUnidentified;

    if ( aFile.SubSessionHandle() )

    {

        ret = MediaTypeL( aMediaName );

    }

    else

    {

        ret = EUrl;

    }

    return ret;

}

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

// CMediaRecognizer::MimeTypeL

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

//

EXPORT_C TBuf<KMaxDataTypeLength> CMediaRecognizer::MimeTypeL( RFile64& /*aFile*/ )

{

    MPX_DEBUG(_L("CMediaRecognizer::MimeTypeL( RFile64 )"));

    TPtrC mimeType( KNullDesC );

    return mimeType;

}

#endif // SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API

//  End of File