/*

* Copyright (c) 2002-2004 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:  Handle a download related util functions, such as isDrm

*

*/

#ifndef CDOWNLOADUTILS_H

#define CDOWNLOADUTILS_H

//  INCLUDES

#include <e32base.h>

#include <httpdownloadmgrcommon.h>

// FORWARD DECLARATIONS

class RHttpDownload;

// CONSTANTS

_LIT8( KSisFileMimeType, "application/vnd.symbian.install" );

_LIT8( KOctetStreamMimeType, "application/octet-stream" );

// CLASS DECLARATION

/**

*  Supports user interaction dialogs for downloads, etc.

*/

NONSHARABLE_CLASS( CDownloadUtils ) : public CBase 

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * &param aDMgrUiBase Reference to UI base functionality.

        */

        static CDownloadUtils* NewL();

        /**

        * Destructor.

        */

        virtual ~CDownloadUtils();

    public: // New functions

        /**

        * Check if the download is DRM.

        * @param aDownload The actual download

        * @return ETrue/EFalse

        */

        TBool DrmDownloadL( RHttpDownload& aDownload );

        /**

        * Check if the DRM download has rights on the phone.

        * @param aDownload The actual download

        * @param aPreviewRights Output. ETrue, if the right is preview.

        * @return ETrue/EFalse

        */

        TBool DrmRightsOnThePhoneL( RHttpDownload& aDownload, TBool& aPreviewRights ) const;

        /**

        * Is the content type supported.

        * @param aDownload The actual download

        * @return True/False.

        */

        TBool IsContentTypeSupportedL( RHttpDownload& aDownload );

        /**

        * Is the content type supported.

        * @param aContentType The mime type

        * @return True/False.

        */

        TBool IsContentTypeSupportedL( const TDesC8& aContentType );

        /**

        * Is the content type supported.

        * @param aDownload The actual download.

        * @param aContentType The mime type

        * @return True/False.

        */

        TBool IsContentTypeSupportedL( RHttpDownload& aDownload, const TDesC8& aContentType );

        /**

        * Get the MIME type of the download..

        * @param aDownload The actual download.

        * @param aDrmResolve If it's ETrue, the inner DRM content type is got.

        * @return The allocated buffer containing the mime type.

        */

        HBufC8* ContentTypeL( RHttpDownload& aDownload, TBool aDrmResolve, TInt mediaObjectIndex = 0 );

        /**

        * Is the content type supported by gallery.

        * @param aContentType The mime type

        * @return True/False.

        */

        static TBool IsGallerySupported(const TDesC8& aContentType);

    protected: // Constructors

        /**

        * C++ default constructor.

        */

        CDownloadUtils();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

    private: // file operations

        /**

        * Find the content type from file using content recognizer

        * @param aDownload The actual download.

        * @param aContentType The mime type

        */

		void FindContentTypeFromFileL( RHttpDownload& aDownload, TUint8*& aContentTypeString );    

    private: // Data

        HBufC8* iMimeType; ///< Temp storage. Owned.

        HBufC8* iContentURI; ///< Temp storage. Owned.

    };

#endif /* CDOWNLOADUTILS_H */