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// Copyright (c) 2002-2009 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 "LOGDEL.H"
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#include "LOGQUERY.H"
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#include "logservpanic.h"
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#include "LogServDatabaseTransactionInterface.h"
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#include "LogServResourceInterpreter.h"
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#include "LogServCacheTypes.h"
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#include "LogServDatabaseChangeInterface.h"
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#include "LogServSqlStrings.h"
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CLogDeleteEvent::CLogDeleteEvent(MLogServDatabaseTransactionInterface& aDatabase, TInt aPriority)
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: CLogActive(aPriority), iDatabase(aDatabase)
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{
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}
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CLogDeleteEvent::~CLogDeleteEvent()
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{
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Cancel();
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}
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CLogDeleteEvent* CLogDeleteEvent::NewL(MLogServDatabaseTransactionInterface& aDatabase, TInt aPriority)
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{
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return new (ELeave) CLogDeleteEvent(aDatabase, aPriority);
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}
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void CLogDeleteEvent::StartL(TLogId aId, TRequestStatus& aStatus, const RMessage2& aMessage)
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{
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__ASSERT_DEBUG(!IsActive(), Panic(ELogAlreadyActive6));
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iMessage = const_cast<RMessage2*>(&aMessage); // how to avoid this cast?
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iId = aId;
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Queue(aStatus);
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TRequestStatus* status = &iStatus;
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User::RequestComplete(status, KErrNone);
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SetActive();
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}
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void CLogDeleteEvent::DoRunL()
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{
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RLogEventDbTable tbl;
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tbl.OpenLC(iDatabase.DTIDatabase());
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User::LeaveIfError(tbl.SetIndex(KLogNameEventIdx1));
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//Find event
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if(!tbl.SeekL(TDbSeekKey((TInt)iId)))
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{
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iMessage->Complete(KErrNotFound);
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DoCancel();
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User::Leave(KErrNotFound);
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}
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tbl.GetL();
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//Platsec check
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TLogTypeId logTypeId = tbl.ColUint8(RLogEventDbTable::iTypeColNo);
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const TLogServCacheTypeEntry& entry = iDatabase.DTICacheTypes().FindById(logTypeId);
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__ASSERT_DEBUG(entry.iEventTypeId != KLogNullTypeId, Panic(ELogNoEventTypeAtId));
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if(!iDatabase.DTIIsAllowed(EWriteOp, *iMessage, entry.iEventType->Uid()))
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{
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User::Leave(KErrPermissionDenied);
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}
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User::LeaveIfError(iDatabase.DTIBegin());
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//Process duplicates
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::LogResetDuplicatesL(iDatabase, iId);
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//Delete the event
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tbl.DeleteL();
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iDatabase.DTIChangeInterface().DCISubmitChangedEventContextL(ELogChangeTypeEventDeleted, iId);
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//
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CleanupStack::PopAndDestroy(&tbl);
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}
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void CLogDeleteEvent::DoCancel()
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{
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CLogActive::DoCancel();
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}
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void CLogDeleteEvent::DoComplete(TInt& aStatus)
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{
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// Attempt to commit the transaction
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if (iDatabase.DTIInTransaction())
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{
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if (aStatus == KErrNone)
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aStatus = iDatabase.DTICommitAndEnd();
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if (aStatus < KErrNone)
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iDatabase.DTIRollBack();
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}
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}
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