mtpfws/mtpfw/dataproviders/dputility/src/cmtpgetobjectinfo.cpp
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// Copyright (c) 2006-2009 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:
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//
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#include <mtp/tmtptyperequest.h>
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#include <mtp/mmtpdataproviderframework.h>
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#include <mtp/mtpprotocolconstants.h>
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#include <mtp/mmtpobjectmgr.h>
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#include <mtp/cmtptypeobjectinfo.h>
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#include <mtp/cmtpobjectmetadata.h>
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#include <mtp/cmtptypestring.h>
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#include "cmtpgetobjectinfo.h"
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#include "mtpdppanic.h"
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#include "cmtpfsentrycache.h"
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#include "mtpdebug.h"
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#include "OstTraceDefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "cmtpgetobjectinfoTraces.h"
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#endif
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0
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/**
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Verification data for GetObjectInfo request
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*/
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const TMTPRequestElementInfo KMTPGetObjectInfoPolicy[] = 
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    {
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        {TMTPTypeRequest::ERequestParameter1, EMTPElementTypeObjectHandle, EMTPElementAttrNone, 0, 0, 0}
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    };
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/**
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Two-phase construction method
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@param aFramework	The data provider framework
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@param aConnection	The connection from which the request comes
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@return a pointer to the created request processor object
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*/    
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EXPORT_C MMTPRequestProcessor* CMTPGetObjectInfo::NewL(MMTPDataProviderFramework& aFramework,											
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											MMTPConnection& aConnection)
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	{
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	CMTPGetObjectInfo* self = new (ELeave) CMTPGetObjectInfo(aFramework, aConnection);
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	CleanupStack::PushL(self);
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	self->ConstructL();
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	CleanupStack::Pop(self);
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	return self;
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	}
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/**
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Destructor
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*/	
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EXPORT_C CMTPGetObjectInfo::~CMTPGetObjectInfo()
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	{	
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	OstTraceFunctionEntry0( CMTPGETOBJECTINFO_CMTPGETOBJECTINFO_DES_ENTRY );
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	delete iObjectInfoToBuild;
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	iDpSingletons.Close();
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	OstTraceFunctionExit0( CMTPGETOBJECTINFO_CMTPGETOBJECTINFO_DES_EXIT );
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	}
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/**
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Standard c++ constructor
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*/	
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CMTPGetObjectInfo::CMTPGetObjectInfo(MMTPDataProviderFramework& aFramework,
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									MMTPConnection& aConnection)
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	:CMTPRequestProcessor(aFramework, aConnection, sizeof(KMTPGetObjectInfoPolicy)/sizeof(TMTPRequestElementInfo), KMTPGetObjectInfoPolicy),
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	iRfs(aFramework.Fs())
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	{
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	}
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/**
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GetObjectInfo request handler
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*/		
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void CMTPGetObjectInfo::ServiceL()
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	{
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	BuildObjectInfoL();
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	SendDataL(*iObjectInfoToBuild);	
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	}
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/**
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Second-phase construction
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*/		
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void CMTPGetObjectInfo::ConstructL()
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	{
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	OstTraceFunctionEntry0( CMTPGETOBJECTINFO_CONSTRUCTL_ENTRY );
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	iObjectInfoToBuild = CMTPTypeObjectInfo::NewL();
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	iDpSingletons.OpenL(iFramework);
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	OstTraceFunctionExit0( CMTPGETOBJECTINFO_CONSTRUCTL_EXIT );
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	}
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/**
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Populate the object info dataset
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*/		
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void CMTPGetObjectInfo::BuildObjectInfoL()	
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	{
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	OstTraceFunctionEntry0( CMTPGETOBJECTINFO_BUILDOBJECTINFOL_ENTRY );
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	__ASSERT_DEBUG(iRequestChecker, Panic(EMTPDpRequestCheckNull));
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	TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
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	//does not take owernship
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	CMTPObjectMetaData* objectInfoFromStore = iRequestChecker->GetObjectInfo(objectHandle);
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	__ASSERT_DEBUG(objectInfoFromStore, Panic(EMTPDpObjectNull));
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	TEntry fileEntry;
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	TInt err = iRfs.Entry(objectInfoFromStore->DesC(CMTPObjectMetaData::ESuid), fileEntry);
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	if ( err != KErrNone )
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		{
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		if( (iDpSingletons.CopyingBigFileCache().TargetHandle() == objectHandle) &&
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				(iDpSingletons.CopyingBigFileCache().IsOnGoing()))
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			{
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			// The object is being copied, it is not created in fs yet. Use its cache entry to get objectinfo
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			OstTrace0( TRACE_NORMAL, CMTPGETOBJECTINFO_BUILDOBJECTINFOL, 
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			        "BuildObjectInfoL - The object is being copied, use its cache entry to get objectinfo" );
18
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			fileEntry = iDpSingletons.CopyingBigFileCache().FileEntry();
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			err = KErrNone;
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			}
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		else if( (iDpSingletons.MovingBigFileCache().TargetHandle() == objectHandle) &&
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							(iDpSingletons.MovingBigFileCache().IsOnGoing()))
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			{
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			// The object is being moved, it is not created in fs yet. Use its cache entry to get objectinfo
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			OstTrace0( TRACE_NORMAL, DUP1_CMTPGETOBJECTINFO_BUILDOBJECTINFOL, 
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			        "BuildObjectInfoL - The object is being moved, use its cache entry to get objectinfo" );
18
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			fileEntry = iDpSingletons.MovingBigFileCache().FileEntry();
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			err = KErrNone;
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			}	
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		}
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   135
	
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	LEAVEIFERROR(err,
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	        OstTraceExt2( TRACE_ERROR, DUP2_CMTPGETOBJECTINFO_BUILDOBJECTINFOL, 
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	                "Can't get entry details for %S even after error handling! error code %d",  objectInfoFromStore->DesC(CMTPObjectMetaData::ESuid), err));
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0
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	//1. storage id
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EStorageID, objectInfoFromStore->Uint(CMTPObjectMetaData::EStorageId));	
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	//2. object format
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	iObjectInfoToBuild->SetUint16L(CMTPTypeObjectInfo::EObjectFormat, objectInfoFromStore->Uint(CMTPObjectMetaData::EFormatCode));
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	//3. protection status,
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	iObjectInfoToBuild->SetUint16L(CMTPTypeObjectInfo::EProtectionStatus, fileEntry.IsReadOnly());
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	//4. object compressed size
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EObjectCompressedSize, fileEntry.FileSize());
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	//5. thumb format	
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	iObjectInfoToBuild->SetUint16L(CMTPTypeObjectInfo::EThumbFormat, 0);
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	//6. thumb compressed size
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EThumbCompressedSize, 0);
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   157
	
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	//7. thumb pix width
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EThumbPixWidth, 0);
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   160
	
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	//8, thumb pix height
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EThumbPixHeight, 0);
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   163
	
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	//9. image pix width
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EImagePixWidth, 0);
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   166
	
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	//10. image pix height
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EImagePixHeight, 0);
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   169
	
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	//11. image bit depth
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EImageBitDepth, 0);
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   172
	
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	//12. Parent object
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	TUint32 parentHandle = objectInfoFromStore->Uint(CMTPObjectMetaData::EParentHandle);
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	// refer to 5.3.1.9 of MTP Spec 1.0 
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	if (parentHandle == KMTPHandleNoParent)
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	    {
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	    parentHandle = 0;
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	    }
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EParentObject, parentHandle);
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   181
		
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	//13 and 14. Association type and description
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   183
	iObjectInfoToBuild->SetUint16L(CMTPTypeObjectInfo::EAssociationType, objectInfoFromStore->Uint(CMTPObjectMetaData::EFormatSubCode));	
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	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::EAssociationDescription, 0);
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   185
		
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   186
	//15. sequence number
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   187
	iObjectInfoToBuild->SetUint32L(CMTPTypeObjectInfo::ESequenceNumber, 0);
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   188
	
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   189
	//16. file name
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   190
	iObjectInfoToBuild->SetStringL(CMTPTypeObjectInfo::EFilename, fileEntry.iName);
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diff changeset
   191
	
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   192
	//17. Date created
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   193
	TBuf<64> dateString;	
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   194
	iDpSingletons.MTPUtility().TTime2MTPTimeStr(fileEntry.iModified, dateString);
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   195
	//file modified time
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   196
	iObjectInfoToBuild->SetStringL(CMTPTypeObjectInfo::EDateModified, dateString);
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parents:
diff changeset
   197
	
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   198
	//18. Date modified
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   199
	//file creation time, set it as the same as modified time, as Symbian does not support this field
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   200
	iObjectInfoToBuild->SetStringL(CMTPTypeObjectInfo::EDateCreated, dateString);	
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parents:
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   201
		
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   202
	//19. keyword
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   203
	iObjectInfoToBuild->SetStringL(CMTPTypeObjectInfo::EKeywords, KNullDesC);
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	OstTraceFunctionExit0( CMTPGETOBJECTINFO_BUILDOBJECTINFOL_EXIT );
0
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   205
	}
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parents:
diff changeset
   206