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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Class used to check the protection of the
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* media files.
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*
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*/
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#ifndef MEDIAFILEPROTECTION_H
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#define MEDIAFILEPROTECTION_H
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#include "mediafiledialogutils.h"
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#include "mediafilevariation.h"
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// INCLUDES
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#include <e32base.h>
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#include <DRMHelper.h>
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#include <apgcli.h> // RApaLsSession
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// CONSTANTS
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// FORWARD DECLARATIONS
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/**
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* CMFProtectionHandler
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*
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* For gettting media file protection information (eg drm protection).
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* If media is protected and does not have necessary rights it cannot
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* be used eg as ringing tone.
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*
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*/
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NONSHARABLE_CLASS (CMFProtectionHandler) : public CBase
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{
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public:
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// enumeration which tells what is the file used for.
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enum TIntention
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{
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EPlay,
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ESelect
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};
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public:// Constructors and destructor
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/**
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* Two-phased constructor.
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*/
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static CMFProtectionHandler* NewL();
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/**
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* Destructor.
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*/
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virtual ~CMFProtectionHandler();
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private:
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/**
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* C++ default constructor.
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*/
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CMFProtectionHandler();
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/**
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* By default Symbian OS constructor is private.
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*/
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void ConstructL();
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public: // Functions from base classes
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/**
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* Checks if an unprotected file is valid.
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* @param aFileName Full path and filename.
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* @param aIntention Describes what the file is used for.
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* @return ETrue if the file is valid for intended use.
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*/
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TBool IsFileValidL( const TDesC& aFileName, TIntention aIntention );
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TBool IsFileValid( const TDesC& aFileName, TIntention aIntention );
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TBool IsVideoValidL( const TDesC& aFileName, TIntention aIntention );
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TBool IsVideoValid( const TDesC& aFileName, TIntention aIntention );
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void SetAttrL( TInt aAttr, TInt aValue );
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void SetAttrL( TInt aAttr, const TDesC& aValue );
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private:
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/**
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* Return media file type
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*/
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//TInt32 MediaFileType( const TDesC& aFileName );
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/**
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* Set the automated content type
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* @param aAutomatedType: type of automated content
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*/
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void SetAutomatedType(
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CDRMHelper::TDRMHelperAutomatedType aAutomatedType );
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private:
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/**
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* Displays an error note.
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* @param @aResourceId Resource ID
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*/
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void ShowErrorNoteL( TInt aResourceId );
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/**
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* Checks if an unprotected file is valid.
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* @param aFileName Full path and filename.
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* @param aIntention Describes what the file is used for.
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* @return ETrue if the file is valid for intended use.
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*/
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TBool IsFileValidUnprotectedL(
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const TDesC& aFileName, TIntention aIntention );
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/**
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* Returns info whether demoplay is allowed for given filetype
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* @param aDataType Tone MIME type
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* @return ETrue if tone allowed to be played
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*/
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//TBool AllowDemoPlay( const TDesC& aDataType );
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/**
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* Returns info whether given filetype is allowed as ringingtone
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* @param aDataType Tone MIME type
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* @return ETrue if tone is allowed to be selected
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*/
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//TBool AllowSelect( const TDesC& aDataType ) const;
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/**
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* Finds out the MIME type of a given file
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* @param aFileName File to be checked
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* @return Returns datatype of a file
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*/
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TDataType DataTypeL( const TDesC& aFileName );
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/**
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* Finds out DRM restrictions for a given file
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* @param aFileName File to be checked
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* @param aInfoBits(out) Determines CFM protection
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* @return Returns EFalse if file is corrupted or has no rights
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*/
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TBool GetFileInfoL( const TDesC& aFileName, TInt32& aInfoBits );
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/**
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* Checks if file is WMDRM protected.
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* @param aFileName Name of the file to be checked.
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* @return ETrue if file is WMDRM protected, EFalse otherwise.
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*/
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TBool IsFileWMDRMProtectedL( const TDesC& aFileName );
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TBool CheckFileSize( const TDesC& aFile, const TDesC& aMimeType );
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private:
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// DRM common functions
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DRMCommon* iDRMCommon;
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// DRM helper
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CDRMHelper* iDRMHelper;
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// for finding out drive type (eg memory card)
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CDriveUtil* iDriveUtil;
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// for media file list variation
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CMediaFileDialogVariation* iVariation;
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// Automated content type
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CDRMHelper::TDRMHelperAutomatedType iAutomatedType;
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// max file size
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TInt iMaxFileSize;
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// excluded mime types
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CMimeTypeList* iExcludedMimeTypes;
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RApaLsSession iApaLsSession;
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RFs iFsSession;
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};
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#endif // MEDIAFILEPROTECTION_H
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// End of File
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