1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // mw/remoteconn/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsetobjectproplist.cpp

    15 

    16 #include <mtp/cmtpobjectmetadata.h>

    17 #include <mtp/cmtptypeobjectproplist.h>

    18 #include <mtp/mmtpdataproviderframework.h>

    19 #include <mtp/mmtpobjectmgr.h>

    20 #include <mtp/mtpdatatypeconstants.h>

    21 

    22 #include "cmtpsvcsetobjectproplist.h"

    23 #include "mmtpservicedataprovider.h"

    24 #include "mmtpsvcobjecthandler.h"

    25 

    26 // Class constants.

    27 __FLOG_STMT(_LIT8(KComponent,"SvcSetObjPropList");)

    28 

    29 EXPORT_C MMTPRequestProcessor* CMTPSvcSetObjectPropList::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider)

    30 	{

    31 	CMTPSvcSetObjectPropList* self = new (ELeave) CMTPSvcSetObjectPropList(aFramework, aConnection, aDataProvider);

    32 	CleanupStack::PushL(self);

    33 	self->ConstructL();

    34 	CleanupStack::Pop(self);

    35 	return self;

    36 	}

    37 

    38 EXPORT_C CMTPSvcSetObjectPropList::~CMTPSvcSetObjectPropList()

    39 	{

    40 	__FLOG(_L8("~CMTPSvcSetObjectPropList - Entry"));

    41 	delete iPropertyList;

    42 	__FLOG(_L8("~CMTPSvcSetObjectPropList - Exit"));

    43 	__FLOG_CLOSE;

    44 	}

    45 

    46 CMTPSvcSetObjectPropList::CMTPSvcSetObjectPropList(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, MMTPServiceDataProvider& aDataProvider) :

    47 	CMTPRequestProcessor(aFramework, aConnection, 0, NULL),

    48 	iDataProvider(aDataProvider)

    49 	{

    50 	}

    51 

    52 void CMTPSvcSetObjectPropList::ConstructL()

    53 	{

    54 	__FLOG_OPEN(KMTPSubsystem, KComponent);

    55 	__FLOG(_L8("ConstructL - Entry"));

    56 	iPropertyList = CMTPTypeObjectPropList::NewL();

    57 	__FLOG(_L8("ConstructL - Exit"));

    58 	}

    59 

    60 void CMTPSvcSetObjectPropList::ServiceL()

    61 	{

    62 	__FLOG(_L8("ServiceL - Entry"));

    63 	ReceiveDataL(*iPropertyList);

    64 	__FLOG(_L8("ServiceL - Exit"));

    65 	}

    66 

    67 TBool CMTPSvcSetObjectPropList::DoHandleResponsePhaseL()

    68 	{

    69 	__FLOG(_L8("DoHandleResponsePhaseL - Entry"));

    70 	TUint32 parameter = 0;

    71 	TMTPResponseCode responseCode = EMTPRespCodeOK;

    72 	

    73 	responseCode = SetObjectPropListL(*iPropertyList, parameter);

    74 	__FLOG_VA((_L8("SetObjectPropListL - ResponsCode: 0x%x, error index: %u"), responseCode, parameter));

    75 	

    76 	SendResponseL(responseCode, 1, &parameter);

    77 	__FLOG_VA((_L8("DoHandleResponsePhaseL - Exit with responseCode = 0x%04X and failed index: %u"), responseCode, parameter));

    78 	return EFalse;

    79 	}

    80 

    81 TMTPResponseCode CMTPSvcSetObjectPropList::SetObjectPropListL(const CMTPTypeObjectPropList& aObjectPropList, TUint32& aParameter)

    82 	{

    83 	__FLOG(_L8("SetObjectPropListL - Entry"));

    84 	TMTPResponseCode responseCode = EMTPRespCodeOK;

    85 	const TUint count = aObjectPropList.NumberOfElements();

    86 	aObjectPropList.ResetCursor();

    87 	CMTPObjectMetaData* objectMetaData  = CMTPObjectMetaData::NewL();

    88 	CleanupStack::PushL(objectMetaData);

    89 	TUint32 lastHandle = 0;

    90 	MMTPSvcObjectHandler* lastHandler = NULL; 

    91 	TUint errIndex = 0; // Index number for each segment with the same object handle.

    92 	TUint i;

    93 	for (i = 0; i < count; i++)

    94 		{

    95 		CMTPTypeObjectPropListElement& element = aObjectPropList.GetNextElementL();

    96 		TUint32 handle = element.Uint32L(CMTPTypeObjectPropListElement::EObjectHandle);	

    97 		if (!iFramework.ObjectMgr().ObjectL(handle, *objectMetaData))

    98 			{

    99 			responseCode = EMTPRespCodeInvalidObjectHandle;

   100 			}

   101 		else

   102 			{

   103 			TUint16 formatCode = objectMetaData->Uint(CMTPObjectMetaData::EFormatCode);

   104 			const TDesC& suid = objectMetaData->DesC(CMTPObjectMetaData::ESuid);

   105 			MMTPSvcObjectHandler* pHandler = iDataProvider.ObjectHandler(formatCode);

   106 			if (pHandler)

   107 				{

   108 				// If the handler is not the last handle, need commit all properties now

   109 				if (lastHandle != 0 && lastHandler && lastHandle != handle)

   110 					{

   111 					TRAPD(err, lastHandler->CommitL());

   112 					if (KErrNone != err)

   113 						{

   114 						lastHandler->RollBack();

   115 						responseCode = EMTPRespCodeInvalidObjectHandle;

   116 						aParameter = errIndex;

   117 						break;

   118 						}

   119 					// Record the next segment's first index number

   120 					errIndex = i;

   121 					}

   122 				lastHandler = pHandler;

   123 				lastHandle = handle;

   124 				responseCode = pHandler->SetObjectPropertyL(suid, element, EMTPOpCodeSetObjectPropList);

   125 				}

   126 			else

   127 				{

   128 				responseCode = EMTPRespCodeInvalidObjectHandle;

   129 				}

   130 			}

   131 		if (responseCode != EMTPRespCodeOK)

   132 			{

   133 			aParameter = i;

   134 			// All properties prior to the failed property will be updated.

   135 			if (i != errIndex && lastHandler)

   136 				{

   137 				TRAPD(err, lastHandler->CommitL());

   138 				if (KErrNone != err)

   139 					{

   140 					lastHandler->RollBack();

   141 					aParameter = errIndex;

   142 					}

   143 				}

   144 			break;

   145 			}

   146 		}

   147 	// Commit all correct properties.

   148 	if (responseCode == EMTPRespCodeOK && lastHandler)

   149 		{

   150 		TRAPD(err, lastHandler->CommitL());

   151 		if (KErrNone != err)

   152 			{

   153 			lastHandler->RollBack();

   154 			responseCode = EMTPRespCodeInvalidObjectHandle;

   155 			aParameter = errIndex;

   156 			}

   157 		}

   158 	CleanupStack::PopAndDestroy(objectMetaData);

   159 	__FLOG_VA((_L8("SetObjectPropListL - Exit with responseCode = 0x%04X"), responseCode));

   160 	return responseCode;

   161 	}