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/*
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* Copyright (c) 2008-2009 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: DRM utility implementation
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*
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*/
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// INCLUDES
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#include "glxdrmutility.h"
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#include <glxpanic.h>
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#include <DRMHelper.h>
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#include <DRMCommon.h>
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#include <caf/caf.h>
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#include <caf/content.h>
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#include <caf/data.h>
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#include <caf/manager.h>
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#include "glxtracer.h"
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#include "glxlog.h"
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#include <drmuihandling.h>
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using namespace DRM;
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const TInt KGlxDRMThumbnailHeight = 120;
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const TInt KGlxDRMThumbnailWidth = 90;
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// ======== MEMBER FUNCTIONS ========
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/**
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* CGlxDrmTls
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*
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* Global object stored in TLS.
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* Owns the only instance of a CGlxDRMUtility
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*/
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struct CGlxDrmTls
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{
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CGlxDrmTls(CGlxDRMUtility* aUtility)
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{
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iDrmUtility = aUtility;
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iRefCount = 0;
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}
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CGlxDRMUtility* iDrmUtility;
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TInt iRefCount;
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};
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//============================================================================
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// InstanceL
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//============================================================================
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EXPORT_C CGlxDRMUtility* CGlxDRMUtility::InstanceL()
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{
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TRACER("CGlxDRMUtility::InstanceL()");
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CGlxDrmTls* tls = reinterpret_cast<CGlxDrmTls*> (Dll::Tls());
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if (!tls)
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{
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CGlxDRMUtility* drmutil = new (ELeave) CGlxDRMUtility();
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CleanupStack::PushL(drmutil);
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drmutil->ConstructL();
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tls = new (ELeave) CGlxDrmTls(drmutil);
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CleanupStack::Pop(drmutil);
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Dll::SetTls(reinterpret_cast<TAny*> (tls));
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}
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tls->iRefCount++;
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return tls->iDrmUtility;
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}
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//============================================================================
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// Close
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//============================================================================
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EXPORT_C void CGlxDRMUtility::Close()
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{
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TRACER("CGlxDRMUtility::Close()");
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CGlxDrmTls* tls = reinterpret_cast<CGlxDrmTls*> (Dll::Tls());
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if (tls)
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{
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tls->iRefCount--;
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// Delete the tls pointer and list manager instance if this was the
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// last reference
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if (tls->iRefCount == 0)
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{
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delete tls->iDrmUtility;
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delete tls;
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Dll::SetTls(NULL);
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}
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}
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}
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//============================================================================
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// Destructor
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//============================================================================
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CGlxDRMUtility::~CGlxDRMUtility()
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{
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TRACER("CGlxDRMUtility::~CGlxDRMUtility()");
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delete iCManager;
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delete iDrmHelper;
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delete iLastConsumedItemUri;
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}
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//============================================================================
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// ItemRightsValidityCheckL
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// for checking DRM rights validity for item.
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// is called before right is consumed and for all items (focused or unfocused).
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//============================================================================
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EXPORT_C TBool CGlxDRMUtility::ItemRightsValidityCheckL(const TDesC& aUri,
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TBool aCheckViewRights)
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{
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TRACER("CGlxDRMUtility::ItemRightsValidityCheckL(URI)");
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#ifdef _DEBUG
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TTime startTime;
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startTime.HomeTime();
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#endif
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// When checking current rights for a URI
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//Allow to Open if rights for a URI was just consumed (i.e. same as stored URI)
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if (iLastConsumedItemUri->Length() > 0)
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{
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if (aUri.CompareF(*iLastConsumedItemUri) == 0)
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{
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return ETrue;
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}
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}
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//Else for uri of non-focused uri, just check validity rights
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TBool rightsValid = EFalse;
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TVirtualPathPtr path(aUri, KDefaultContentObject());
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ContentAccess::TAttribute attr =
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aCheckViewRights ? ContentAccess::ECanView : ContentAccess::ECanPlay;
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// rightsValid is not updated if an error occurs
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iCManager->GetAttribute(attr, rightsValid, path);
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#ifdef _DEBUG
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TTime stopTime;
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stopTime.HomeTime();
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GLX_DEBUG2("CGlxDRMUtility::ItemRightsValidityCheckL(URI) took <%d> us",
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(TInt) stopTime.MicroSecondsFrom(startTime).Int64());
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#endif
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return rightsValid;
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}
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//============================================================================
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// ItemRightsValidityCheckL
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// for checking DRM rights validity for item.
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// is called before right is consumed and for all items (focused or unfocused).
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//============================================================================
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EXPORT_C TBool CGlxDRMUtility::ItemRightsValidityCheckL(RFile& aFileHandle,
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TBool aCheckViewRights)
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{
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TRACER("CGlxDRMUtility::ItemRightsValidityCheckL(RFile)");
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#ifdef _DEBUG
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TTime startTime;
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startTime.HomeTime();
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#endif
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TBool rightsValid = EFalse;
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ContentAccess::TAttribute attrib =
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aCheckViewRights ? ContentAccess::ECanView : ContentAccess::ECanPlay;
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ContentAccess::CContent* content = ContentAccess::CContent::NewLC(
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aFileHandle);
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TInt err(content->GetAttribute(attrib, rightsValid));
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CleanupStack::PopAndDestroy(content);
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#ifdef _DEBUG
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TTime stopTime;
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stopTime.HomeTime();
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GLX_DEBUG2("CGlxDRMUtility::ItemRightsValidityCheckL(RFile) took <%d> us",
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(TInt) stopTime.MicroSecondsFrom(startTime).Int64());
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#endif
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return rightsValid;
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}
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//============================================================================
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// DisplayItemRightsCheckL
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// is called after right is consumed and for only focused/displayed item.
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//============================================================================
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EXPORT_C TBool CGlxDRMUtility::DisplayItemRightsCheckL(const TDesC& aUri,
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TBool aCheckViewRights)
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{
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TRACER("CGlxDRMUtility::DisplayItemRightsCheckL(URI)");
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// Allow to display if rights for a URI was just consumed (i.e. same as stored URI)
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if (iLastConsumedItemUri->Length() > 0)
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{
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if (aUri.CompareF(*iLastConsumedItemUri) == 0)
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{
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return ETrue;
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}
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}
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//Clear the stored uri since focus has changed
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ClearLastConsumedItemUriL();
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// Otherwise, check current rights for the URI of newly focused item
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return ItemRightsValidityCheckL(aUri, aCheckViewRights);
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}
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//============================================================================
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// DisplayItemRightsCheckL
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// is called after right is consumed and for only focused/displayed item.
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//============================================================================
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EXPORT_C TBool CGlxDRMUtility::DisplayItemRightsCheckL(RFile& aFileHandle,
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TBool aCheckViewRights)
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{
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TRACER("CGlxDRMUtility::DisplayItemRightsCheckL(RFile)");
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// Otherwise, check current rights for the URI of newly focused item
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return ItemRightsValidityCheckL(aFileHandle, aCheckViewRights);
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}
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//============================================================================
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// ConsumeRightsL
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//============================================================================
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EXPORT_C TBool CGlxDRMUtility::ConsumeRightsL(const TDesC& aUri)
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{
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TRACER("CGlxDRMUtility::ConsumeRightsL(URI)");
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TVirtualPathPtr path(aUri, KDefaultContentObject());
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// Create a CData object to read the content
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// Tell the agent we are planning to display the content
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CData* data = CData::NewLC(path, ContentAccess::EView,
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EContentShareReadOnly);
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//When consuming rights for a URI, clear stored URI
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ClearLastConsumedItemUriL();
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// Execute the intent, tell the agent that we plan to display the content
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// It is at this point that any stateful rights will be decremented
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TInt err = data->ExecuteIntent(ContentAccess::EView);
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if (err == KErrNone)
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{
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//Update stored URI
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iLastConsumedItemUri = iLastConsumedItemUri->ReAllocL(aUri.Length());
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TPtr newPtr = iLastConsumedItemUri->Des();
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newPtr.Copy(aUri);
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}
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CleanupStack::PopAndDestroy(data);
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return (err == KErrNone);
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}
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//============================================================================
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// ConsumeRightsL
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//============================================================================
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EXPORT_C TBool CGlxDRMUtility::ConsumeRightsL(RFile& aFileHandle)
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{
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TRACER("CGlxDRMUtility::ConsumeRightsL(RFile)");
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CData* data = CData::NewLC(aFileHandle, KDefaultContentObject(), EPeek);
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TInt err = data->ExecuteIntent(ContentAccess::EView);
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CleanupStack::PopAndDestroy(data);
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return (err == KErrNone);
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}
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//============================================================================
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//Clears Last Consumed Uri
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//============================================================================
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EXPORT_C void CGlxDRMUtility::ClearLastConsumedItemUriL()
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{
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TRACER("CGlxDRMUtility::ClearLastConsumedItemUriL()");
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//clears the stored uri
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TPtr ptr = iLastConsumedItemUri->Des();
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ptr.Zero();
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iLastConsumedItemUri = iLastConsumedItemUri->ReAllocL(0);
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}
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//============================================================================
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// Test whether a media item is OMA DRM 2.0 protected and has an associated
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// info URL.
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//============================================================================
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EXPORT_C TBool CGlxDRMUtility::CanShowInfoOnlineL(const TDesC& aUri)
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{
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TRACER("CGlxDRMUtility::CanShowInfoOnlineL()");
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TBool canShowInfoOnline = EFalse;
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HBufC8* urlBuf = NULL;
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canShowInfoOnline = iDrmHelper->HasInfoUrlL(const_cast<TDesC&> (aUri),
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urlBuf);
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// discard buf we don't need it
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delete urlBuf;
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return canShowInfoOnline;
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}
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//============================================================================
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// Open the associated info URL for a media item in the browser.
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//============================================================================
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EXPORT_C void CGlxDRMUtility::ShowInfoOnlineL(const TDesC& aUri)
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{
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TRACER("CGlxDRMUtility::ShowInfoOnlineL()");
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iDrmHelper->OpenInfoUrlL(const_cast<TDesC&> (aUri));
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}
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//============================================================================
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// Test whether a media item can be set as automated content.
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//============================================================================
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EXPORT_C TBool CGlxDRMUtility::CanSetAsAutomatedL(const TDesC& aUri,
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TGlxDrmAutomatedType aType)
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{
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TRACER("CGlxDRMUtility::CanSetAsAutomatedL()");
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TBool canSetAutomated = EFalse;
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switch (aType)
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{
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case EGlxDrmAutomatedTypeWallpaper:
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{
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User::LeaveIfError(iDrmHelper->SetAutomatedType(
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CDRMHelper::EAutomatedTypeWallpaper));
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User::LeaveIfError(iDrmHelper->CanSetAutomated(aUri,
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canSetAutomated));
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break;
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}
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default:
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break;
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};
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return canSetAutomated;
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}
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//============================================================================
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// SetAsAutomatedL
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//============================================================================
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EXPORT_C void CGlxDRMUtility::SetAsAutomatedL(const TDesC& aUri,
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TGlxDrmAutomatedType aType)
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{
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TRACER("CGlxDRMUtility::SetAsAutomatedL()");
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switch (aType)
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{
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case EGlxDrmAutomatedTypeWallpaper:
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{
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TInt error = iDrmHelper->SetAutomatedType(
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CDRMHelper::EAutomatedTypeWallpaper);
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if (KErrNone == error)
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{
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error = iDrmHelper->SetAutomatedPassive(aUri);
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if (KErrNone != error)
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{
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iDrmHelper->HandleErrorL(error, aUri);
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}
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}
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break;
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}
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default:
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break;
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};
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}
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//============================================================================
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// ShowDRMDetailsPane
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//============================================================================
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EXPORT_C void CGlxDRMUtility::ShowDRMDetailsPaneL(const TDesC& aUri)
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{
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TRACER("CGlxDRMUtility::ShowDRMDetailsPaneL(URI)");
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GLX_LOG_URI("CGlxDRMUtility::ShowDRMDetailsPaneL(%S)", &aUri);
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RFs fs;
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User::LeaveIfError(fs.Connect());
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CleanupClosePushL(fs);
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RFile64 drmFile;
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User::LeaveIfError(drmFile.Open(fs, aUri, EFileRead
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| EFileShareReadersOrWriters));
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CleanupClosePushL(drmFile);
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CDrmUiHandling* drmUiHandler = CDrmUiHandling::NewLC();
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TRAP_IGNORE(drmUiHandler->ShowDetailsViewL(drmFile));
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CleanupStack::PopAndDestroy(drmUiHandler);
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CleanupStack::PopAndDestroy(&drmFile);
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CleanupStack::PopAndDestroy(&fs);
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}
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//============================================================================
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// ShowDRMDetailsPane
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//============================================================================
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EXPORT_C void CGlxDRMUtility::ShowDRMDetailsPaneL(RFile& aFileHandle)
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{
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TRACER("CGlxDRMUtility::ShowDRMDetailsPaneL(RFile)");
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CDrmUiHandling* drmUiHandler = CDrmUiHandling::NewLC();
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TRAP_IGNORE(drmUiHandler->ShowDetailsViewL(aFileHandle));
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CleanupStack::PopAndDestroy(drmUiHandler);
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}
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//============================================================================
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// IsForwardLockedL
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//============================================================================
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EXPORT_C TBool CGlxDRMUtility::IsForwardLockedL(const TDesC& aUri)
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{
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TRACER("CGlxDRMUtility::IsForwardLockedL()");
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TBool forwardLocked = EFalse;
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TVirtualPathPtr path(aUri, KDefaultContentObject());
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// forwardLocked is not updated if an error occurs
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iCManager->GetAttribute(ContentAccess::EIsForwardable, forwardLocked,
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path);
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return forwardLocked;
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}
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//============================================================================
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// ShowRightsInfoL
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//============================================================================
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EXPORT_C void CGlxDRMUtility::ShowRightsInfoL(const TDesC& aUri)
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421 |
{
|
|
422 |
TRACER("CGlxDRMUtility::ShowRightsInfoL(URI)");
|
|
423 |
iDrmHelper->CheckRightsAmountL(aUri);
|
|
424 |
}
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|
425 |
|
|
426 |
//============================================================================
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|
427 |
// ShowRightsInfoL
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|
428 |
//============================================================================
|
|
429 |
EXPORT_C void CGlxDRMUtility::ShowRightsInfoL(RFile& aFileHandle)
|
|
430 |
{
|
|
431 |
TRACER("CGlxDRMUtility::ShowRightsInfoL(RFile)");
|
|
432 |
iDrmHelper->CheckRightsAmountL(aFileHandle);
|
|
433 |
}
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|
434 |
|
|
435 |
//============================================================================
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|
436 |
// Return size for DRM thumbnail request.
|
|
437 |
//============================================================================
|
|
438 |
EXPORT_C TSize CGlxDRMUtility::DRMThumbnailSize(TSize& aSize)
|
|
439 |
{
|
|
440 |
TRACER("CGlxDRMUtility::DRMThumbnailSize()");
|
|
441 |
TSize thumbnailSize(KGlxDRMThumbnailWidth, KGlxDRMThumbnailHeight);
|
|
442 |
|
|
443 |
if ((aSize.iWidth * aSize.iHeight) / 4 < KGlxDRMThumbnailWidth
|
|
444 |
* KGlxDRMThumbnailHeight)
|
|
445 |
{
|
|
446 |
thumbnailSize.iWidth = aSize.iWidth / 2;
|
|
447 |
thumbnailSize.iHeight = aSize.iHeight / 2;
|
|
448 |
}
|
|
449 |
|
|
450 |
return thumbnailSize;
|
|
451 |
}
|
|
452 |
|
|
453 |
/**
|
|
454 |
* C++ default constructor.
|
|
455 |
*/
|
|
456 |
CGlxDRMUtility::CGlxDRMUtility()
|
|
457 |
{
|
|
458 |
TRACER("CGlxDRMUtility::CGlxDRMUtility()");
|
|
459 |
}
|
|
460 |
|
|
461 |
/**
|
|
462 |
* By default Symbian 2nd phase constructor is private.
|
|
463 |
*/
|
|
464 |
void CGlxDRMUtility::ConstructL()
|
|
465 |
{
|
|
466 |
TRACER("CGlxDRMUtility::ConstructL()");
|
|
467 |
iCManager = ContentAccess::CManager::NewL();
|
|
468 |
iDrmHelper = CDRMHelper::NewL();
|
|
469 |
iLastConsumedItemUri = HBufC::NewL(0);
|
|
470 |
}
|
|
471 |
|
|
472 |
// End of File
|