/*

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

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:  ExtMemCtrl plug-in adapter for DCMO

*

*/

#include <f32file.h> 

#include <driveinfo.h>

#include <barsread.h> 

#include <barsc2.h>

#include <dcmo.rsg>

#include <stringresourcereader.h> 

#include <f32file.h> 

#include <data_caging_path_literals.hrh>

#include <DevManInternalCRKeys.h>

#include <centralrepository.h>

#include "extmemctrldcmoadapter.h"

_LIT( KExtMemCtrlProperty, "ExternalMemory");

_LIT( KExtMemCtrlDescription, "Used to enable/disable the ExtMem");

_LIT( KRuntimeResourceFileName, "z:dcmo.rsc" );	

// Construction and destruction functions

// ----------------------------------------------------------------------------------------

// CExtMemCtrlDCMOAdapter::NewL

// ----------------------------------------------------------------------------------------

CExtMemCtrlDCMOAdapter* CExtMemCtrlDCMOAdapter::NewL(TAny* aParams)

	{

		CExtMemCtrlDCMOAdapter* self=new(ELeave) CExtMemCtrlDCMOAdapter(aParams);  

		CleanupStack::PushL(self);

		self->ConstructL(); 

		CleanupStack::Pop();

		return self;

	}

// ----------------------------------------------------------------------------------------

// CExtMemCtrlDCMOAdapter::~CExtMemCtrlDCMOAdapter

// ----------------------------------------------------------------------------------------

CExtMemCtrlDCMOAdapter::~CExtMemCtrlDCMOAdapter()

	{

		delete iProperty;

		iProperty = NULL;

		delete iDescription;

		iDescription = NULL;

	}

// ----------------------------------------------------------------------------------------

// CExtMemCtrlDCMOAdapter::CExtMemCtrlDCMOAdapter

// ----------------------------------------------------------------------------------------

CExtMemCtrlDCMOAdapter::CExtMemCtrlDCMOAdapter(TAny* aInitParams)

:  iInitParams((CDCMOInterface::TDCMOInterfaceInitParams*)aInitParams)

	{

	// See ConstructL() for initialisation completion.

	}

// ----------------------------------------------------------------------------------------

// CExtMemCtrlDCMOAdapter::ConstructL

// ----------------------------------------------------------------------------------------

void CExtMemCtrlDCMOAdapter::ConstructL()

{	

	// Safely complete the initialization of the constructed object	

	if(iInitParams->descriptor)

		iProperty =  (iInitParams->descriptor)->AllocL();

	else

		iProperty = KExtMemCtrlProperty().AllocL();

	iDescription = KExtMemCtrlDescription().AllocL();

}

// Implementation of CDCMOInterface

// ----------------------------------------------------------------------------------------

// CExtMemCtrlDCMOAdapter::GetDCMOPluginIntAttributeValueL

// Gets the integer attribute value.

// ----------------------------------------------------------------------------------------

TDCMOStatus  CExtMemCtrlDCMOAdapter::GetDCMOPluginIntAttributeValueL(TDCMONode aId, TInt& aValue)

{

	TDCMOStatus status(EDcmoSuccess);

	TInt err(KErrNone);

	switch(aId)

	{

		case EGroup: {

									aValue = EHardware;

								}

						break;		

		case EAttached:	{

						aValue = 0;

						RFs fsMemoryCard;

                  		err = fsMemoryCard.Connect();

                  		if ( err != KErrNone )

                  		{

                  			status = EDcmoFail;

                  		}

                  		TDriveInfo dInfo;

						TVolumeInfo vInfo;

    					TInt error = fsMemoryCard.Drive( dInfo, EDriveF );

     					if( error == KErrNone )

         				{

         					error = fsMemoryCard.Volume( vInfo, EDriveF );

         					if( error == KErrNone )

             				{

             					aValue = 1;

             				}

         				}										

						fsMemoryCard.Close();  

						}

						break;

		case EEnabled:{

			            RFs fsMemoryCard;

                  err = fsMemoryCard.Connect();

                  if ( err != KErrNone )

                  {

                  	status = EDcmoFail;

                  }

                  TDriveInfo  info;

                  err=fsMemoryCard.Drive(info, EDriveF);

 //               DBG_ARGS8( _S8("ExtMem err =  %d info.iType = %d"), err, info.iType );

                  if (info.iType == EMediaNotPresent || err != KErrNone ||info.iType == EMediaUnknown )

                  {

                    aValue = 0;

                  }

                  else

                  { 

                    aValue = 1;

                  }                        

                  fsMemoryCard.Close();          

            		  }

						break;		

		case EDenyUserEnable:	{

										aValue = 1;

									}

						break;

		case ENotifyUser:	{

											aValue = 1;

											}

						break;	

		default :

						status = 	EDcmoNotFound;		

	}	

	return status;

}

// ----------------------------------------------------------------------------------------

// CExtMemCtrlDCMOAdapter::GetDCMOPluginStrAttributeValueL

// Gets the string attribute value.

// ----------------------------------------------------------------------------------------

TDCMOStatus  CExtMemCtrlDCMOAdapter::GetDCMOPluginStrAttributeValueL(TDCMONode aId, TDes& aStrValue) 

{

	TDCMOStatus status(EDcmoSuccess);		

	switch(aId)

	{

		case EProperty: 	aStrValue = *iProperty;

							break;		

		case EDescription:	aStrValue = *iDescription;

							break;

		default :	

						status = EDcmoNotFound;	

	}

	return status;

}

// ----------------------------------------------------------------------------------------

// CExtMemCtrlDCMOAdapter::SetDCMOPluginIntAttributeValueL

// Sets the integer attribute value.

// ----------------------------------------------------------------------------------------

TDCMOStatus  CExtMemCtrlDCMOAdapter::SetDCMOPluginIntAttributeValueL(TDCMONode aId, TInt aValue)

{

	TDCMOStatus status(EDcmoFail);

	TInt err(KErrNone);

	switch(aId)

	{

		case EDenyUserEnable:

							break;

		case ENotifyUser:

							break;

		case EEnable:	{

			        			RFs fsMemoryCard;

              			err = fsMemoryCard.Connect();

              			if ( err != KErrNone )

               			{

                		  return status ;

               			}

               			TBuf<255> fsysname;

               			fsysname.Zero();

               			if (!aValue)

               			{               	

                			fsMemoryCard.FileSystemName(fsysname,EDriveF);

                			TRequestStatus stat;

                			fsMemoryCard.NotifyDismount(EDriveF, stat, EFsDismountForceDismount);

                			User::WaitForRequest(stat);

               			 	//err= fsMemoryCard.DismountFileSystem(fsysname, EDriveF);

                			//if (err == KErrNone)

                   		status =EDcmoSuccess;                   

               			}

               			else

               			{

               	 			TInt err(fsMemoryCard.FileSystemName(fsysname,EDriveF));

               	 			if (err != KErrNone && !fsysname.Length()) 

               	 			{

               	 				_LIT( KFmgrFatFSName, "Fat" );

               	  			err = fsMemoryCard.MountFileSystem( KFmgrFatFSName, EDriveF );

               	 			} 

                   		status = EDcmoSuccess;                                 	

               			} 

               			fsMemoryCard.Close();

			          		CRepository *rep = NULL;

		            		TRAPD( err1, rep = CRepository::NewL( KCRUidDeviceManagementInternalKeys )) ;

		            		if(!err1) 

		              		rep->Set( KDevManMemCardCtrl, aValue ); 		              

		              	delete rep;

		              	rep = NULL; 							

		              }

						break;

		default :

							status = EDcmoNotFound;

	}	

	return status;

}

// ----------------------------------------------------------------------------------------

// CExtMemCtrlDCMOAdapter::SetDCMOPluginStrAttributeValueL

// Sets the string attribute value.

// ----------------------------------------------------------------------------------------

TDCMOStatus  CExtMemCtrlDCMOAdapter::SetDCMOPluginStrAttributeValueL(TDCMONode /* aId */, const TDes& /* aStrValue */)

{

	// Nothing to do

	TDCMOStatus status(EDcmoNotSupported);	

	return status;	

}

// ----------------------------------------------------------------------------------------

// CExtMemCtrlDCMOAdapter::GetLocalizedNameL

// returns the localized plug-in name.

// ----------------------------------------------------------------------------------------

void CExtMemCtrlDCMOAdapter::GetLocalizedNameL (HBufC*& aLocName)

{	

	TFileName myFileName;

  TParse parseObj;

  parseObj.Set( KRuntimeResourceFileName(), &KDC_RESOURCE_FILES_DIR,NULL );

  myFileName = parseObj.FullName();

	CStringResourceReader* test = CStringResourceReader::NewL( myFileName );

	TPtrC buf;

	buf.Set(test->ReadResourceString(R_DM_RUN_TIME_VAR_EXT_MEMORY)); 

	aLocName = buf.AllocL() ; 

	delete test;

	test = NULL;

}