--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/remotestoragefw/remotefileengine/src/rsfwdeletestatemachine.cpp Wed Sep 01 12:15:08 2010 +0100
@@ -0,0 +1,268 @@
+/*
+* Copyright (c) 2005-2006 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: Delete a file or directory
+*
+*/
+
+
+#include "rsfwdeletestatemachine.h"
+#include "rsfwfileentry.h"
+#include "rsfwfiletable.h"
+#include "rsfwinterface.h"
+#include "rsfwfileengine.h"
+#include "mdebug.h"
+#include "rsfwdirent.h"
+
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::CRsfwDeleteStateMachine
+// ----------------------------------------------------------------------------
+//
+CRsfwDeleteStateMachine::CRsfwDeleteStateMachine(TUint aNodeType)
+ : iNodeType(aNodeType)
+ {
+ }
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::~CRsfwDeleteStateMachine
+// ----------------------------------------------------------------------------
+//
+CRsfwDeleteStateMachine::~CRsfwDeleteStateMachine()
+ {
+ iDirEnts.ResetAndDestroy();
+ }
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::CompleteRequestL
+// ----------------------------------------------------------------------------
+//
+CRsfwRfeStateMachine::TState* CRsfwDeleteStateMachine::CompleteRequestL(TInt aError)
+ {
+ if (iKidPath)
+ {
+ delete iKidPath;
+ iKidPath = NULL;
+ }
+
+ // If the return code was KErrInUse, the directory we were about to delete
+ // was not empty, and we couldn't delete it. In this case it has anyway
+ //been added to the cache (as a side effect),
+ // so we don't want to delete the fep.
+ if (aError != KErrInUse && iKidCreated)
+ {
+ delete iKidFep;
+ iKidFep = NULL;
+ }
+
+ CompleteAndDestroyState()->SetErrorCode(aError);
+ return CompleteAndDestroyState();
+ }
+
+// Check if exists
+
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::TCheckIfCanBeDeleted::TCheckIfCanBeDeleted
+// ----------------------------------------------------------------------------
+//
+CRsfwDeleteStateMachine::
+TCheckIfCanBeDeleted::TCheckIfCanBeDeleted(CRsfwDeleteStateMachine* aParent)
+ : iOperation(aParent)
+ {
+ }
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::TCheckIfCanBeDeleted::EnterL
+// ----------------------------------------------------------------------------
+//
+void CRsfwDeleteStateMachine::TCheckIfCanBeDeleted::EnterL()
+ {
+ // Kidname is in the same place in remove and rmdir structures,,,
+ TRfeRemoveInArgs* inArgs =
+ static_cast<TRfeRemoveInArgs*>(iOperation->iInArgs);
+ TPtrC kidName(inArgs->iName);
+
+ // the parent from which we are removing
+ if (!iOperation->Node())
+ {
+ User::Leave(KErrNotFound);
+ }
+
+ DEBUGSTRING16(("removing entry '%S' from fid %d",
+ &kidName,
+ iOperation->Node()->Fid().iNodeId));
+
+ // Do we know about the kid yet?
+ iOperation->iKidFep = iOperation->Node()->FindKidByName(kidName);
+ if (!iOperation->iKidFep)
+ {
+ // Create a temporary file entry for the target
+ iOperation->iKidFep = CRsfwFileEntry::NewL(kidName, iOperation->Node());
+ iOperation->iKidCreated = ETrue;
+ }
+
+ // Ensure the type matches with the operation (RmDir() or Delete())
+ if ((iOperation->iKidFep->Type() != KNodeTypeUnknown) &&
+ (iOperation->iKidFep->Type() != iOperation->iNodeType))
+ {
+ DEBUGSTRING(("object type does not match the parameter type!"));
+ User::Leave(KErrArgument);
+ }
+
+ // if the type is unknown, set it from the operation parameter
+ if (iOperation->iKidFep->Type() == KNodeTypeUnknown)
+ {
+ iOperation->iKidFep->SetType(iOperation->iNodeType);
+ }
+
+ // If it is a directory, check that it is empty
+ if (!iOperation->FileEngine()->Disconnected() &&
+ iOperation->iNodeType == KNodeTypeDir)
+ {
+ TInt zero = 0;
+ iOperation->FileEngine()->
+ FetchAndCacheL(*iOperation->iKidFep,
+ 0,
+ &zero,
+ &iOperation->iDirEnts,
+ iOperation);
+ }
+ else
+ {
+ iOperation->HandleRemoteAccessResponse(0, KErrNone);
+ }
+ }
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::TCheckIfCanBeDeleted::CompleteL
+// ----------------------------------------------------------------------------
+//
+CRsfwDeleteStateMachine::TState*
+CRsfwDeleteStateMachine::TCheckIfCanBeDeleted::CompleteL()
+ {
+ if ((iOperation->iNodeType == KNodeTypeDir) &&
+ ((iOperation->iDirEnts).Count() > 0))
+ {
+ // Attach the directory itself if it was unknown
+ if (iOperation->iKidCreated)
+ {
+ iOperation->FileEngine()->iFileTable->AddL(iOperation->iKidFep);
+ iOperation->Node()->AddKid(*iOperation->iKidFep);
+ }
+
+ // if the directory is not empty we cannot delete it
+ // however, let's add its entries to the cache
+ iOperation->FileEngine()->AddToCacheL(
+ *iOperation->iKidFep,
+ &iOperation->iDirEnts,
+ iOperation->FileEngine(),
+ 0);
+
+ return iOperation->CompleteRequestL(KErrInUse);
+ }
+ else
+ {
+ return new CRsfwDeleteStateMachine::TDeleteNodeState(iOperation);
+ }
+ }
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::TCheckIfCanBeDeleted::ErrorL
+// ----------------------------------------------------------------------------
+//
+CRsfwDeleteStateMachine::TState*
+CRsfwDeleteStateMachine::TCheckIfCanBeDeleted::ErrorL(TInt aCode)
+ {
+ DEBUGSTRING(("kid didn't exist!"));
+ return iOperation->CompleteRequestL(aCode);
+ }
+
+// Remove directory
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::TDeleteNodeState::TDeleteNodeState
+// ----------------------------------------------------------------------------
+//
+CRsfwDeleteStateMachine::
+TDeleteNodeState::TDeleteNodeState(CRsfwDeleteStateMachine* aParent)
+ : iOperation(aParent)
+ {
+ }
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::TDeleteNodeState::EnterL
+// ----------------------------------------------------------------------------
+//
+void CRsfwDeleteStateMachine::TDeleteNodeState::EnterL()
+ {
+ // Get the path for the actual remove
+ iOperation->iKidPath =
+ iOperation->FileEngine()->FullNameL(*iOperation->iKidFep);
+ if (!iOperation->FileEngine()->Disconnected())
+ {
+ if (iOperation->iNodeType == KNodeTypeDir)
+ {
+ iOperation->
+ FileEngine()->
+ RemoteAccessL()->DeleteDirectoryL(*iOperation->iKidPath,
+ iOperation);
+ }
+ else // KNodeTypFile
+ {
+ iOperation->
+ FileEngine()->
+ RemoteAccessL()->DeleteFileL(*iOperation->iKidPath,
+ iOperation);
+ }
+ }
+ else
+ {
+ // Disconnected
+ iOperation->HandleRemoteAccessResponse(0, KErrNone);
+ }
+ }
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::TDeleteNodeState::CompleteL
+// ----------------------------------------------------------------------------
+//
+CRsfwDeleteStateMachine::TState* CRsfwDeleteStateMachine::TDeleteNodeState::CompleteL()
+ {
+ if (!iOperation->FileEngine()->Disconnected())
+ {
+ // If the target was already known, remove and destroy it
+ if (!iOperation->iKidCreated)
+ {
+ iOperation->FileEngine()->iFileTable->RemoveL(iOperation->iKidFep);
+ delete iOperation->iKidFep;
+ iOperation->iKidFep = NULL;
+ }
+ }
+
+ iOperation->Node()->SetLocallyDirty();
+ return iOperation->CompleteRequestL(KErrNone);
+ }
+
+// ----------------------------------------------------------------------------
+// CRsfwDeleteStateMachine::TDeleteNodeState::ErrorL
+// ----------------------------------------------------------------------------
+//
+CRsfwDeleteStateMachine::TState*
+CRsfwDeleteStateMachine::TDeleteNodeState::ErrorL(TInt aCode)
+ {
+ return iOperation->CompleteRequestL(aCode);
+ }
+
+
+