pimappservices/calendar/shared/src/agmcalendarinfo.cpp
changeset 0 f979ecb2b13e
child 18 d68a4b5d5885
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pimappservices/calendar/shared/src/agmcalendarinfo.cpp	Tue Feb 02 10:12:19 2010 +0200
@@ -0,0 +1,417 @@
+// 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:
+//
+
+#include <s32strm.h>
+#include <s32buf.h>
+#include <s32file.h>
+#include <badesca.h>
+
+#include "agmcalendarinfo.h"
+#include "agmcalendarinfoproperty.h"
+#include "calsessionimpl.h"
+
+EXPORT_C CAgnCalendarInfo* CAgnCalendarInfo::NewL() 
+    {
+    CAgnCalendarInfo* self = new(ELeave) CAgnCalendarInfo();
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+EXPORT_C CAgnCalendarInfo::CAgnCalendarInfo()
+    :iLinearOrder(CAgnCalendarInfoProperty::Compare)
+    {
+    }
+
+EXPORT_C void CAgnCalendarInfo::ConstructL()
+    {
+    iFileName = KNullDesC().AllocL();
+    iName = KNullDesC().AllocL();
+    iDescription = KNullDesC().AllocL();
+    }
+
+EXPORT_C CAgnCalendarInfo::~CAgnCalendarInfo()   
+    {
+    delete iFileName;
+    delete iName;
+    delete iDescription;
+    
+    iProperties.ResetAndDestroy();
+    }
+
+EXPORT_C void CAgnCalendarInfo::SetIsValid(TBool aIsValid)
+    {
+    iIsValid = aIsValid;
+    }
+
+EXPORT_C TBool CAgnCalendarInfo::IsValid() const
+    {
+    return iIsValid;
+    }
+
+EXPORT_C void CAgnCalendarInfo::SetFileNameL(const TDesC& aFileName)
+    {
+    HBufC* tempFileName = aFileName.AllocL();
+    delete iFileName;
+    iFileName = tempFileName;
+    }
+
+EXPORT_C const TDesC& CAgnCalendarInfo::FileNameL() const
+    {
+    return *iFileName;
+    }
+
+EXPORT_C void CAgnCalendarInfo::SetNameL(const TDesC& aName)
+    {
+    HBufC* tempName = aName.AllocL();
+    delete iName;
+    iName = tempName;
+    }
+
+EXPORT_C const TDesC& CAgnCalendarInfo::NameL() const 
+    {
+    return *iName;
+    }
+
+EXPORT_C void CAgnCalendarInfo::SetDescriptionL(const TDesC& aDescription)
+    {
+    HBufC* tempDescription = aDescription.AllocL();
+    delete iDescription;
+    iDescription = tempDescription;
+    }
+
+EXPORT_C const TDesC& CAgnCalendarInfo::DescriptionL() const 
+    {
+    return *iDescription;
+    }
+
+EXPORT_C void CAgnCalendarInfo::SetColor(TRgb aColor)  
+    {
+    iColor = aColor;
+    }
+
+EXPORT_C TRgb CAgnCalendarInfo::Color() const   
+    {
+    return iColor;
+    }
+
+EXPORT_C void CAgnCalendarInfo::SetEnabled(TBool aEnabled) 
+    {
+    iEnabled = aEnabled;
+    }
+
+EXPORT_C TBool CAgnCalendarInfo::Enabled() const
+    {
+    return iEnabled;
+    }
+
+EXPORT_C CDesC8Array* CAgnCalendarInfo::PropertyKeysL() const
+    {
+    const TInt KPropertyCount(iProperties.Count());
+    
+    CDesC8Array* propertyKeys = new(ELeave) CDesC8ArrayFlat(KPropertyCount);
+    CleanupStack::PushL(propertyKeys);
+    
+    for (TInt i(0) ; i < KPropertyCount ; ++i)
+        {
+        if (iProperties[i]->State() != CAgnCalendarInfoProperty::EDeleted)
+            {
+            propertyKeys->AppendL(iProperties[i]->Key());
+            }
+        }
+    
+    CleanupStack::Pop(propertyKeys);
+    return propertyKeys;
+    }
+
+EXPORT_C const TDesC8& CAgnCalendarInfo::PropertyValueL(const TDesC8& /*aKey*/) const
+    {
+    // This is a virtual function overridden in CCalCalendarInfoImpl
+    // This should never be called
+    __ASSERT_DEBUG(EFalse, User::Invariant());
+    
+    return KNullDesC8;
+    }
+
+// Adds or updates a property by key and value
+EXPORT_C void CAgnCalendarInfo::SetPropertyL(const TDesC8& aKey, const TDesC8& aValue)
+    {
+    if (aKey.Compare(KNullDesC8) == 0
+            || aValue.Compare(KNullDesC8) == 0)
+        {
+        // Either the key ot the value is NULL so leave
+        User::Leave(KErrArgument);
+        }
+    
+    TInt position = iProperties.FindInOrder(aKey, CAgnCalendarInfoProperty::Compare);
+    
+    if (position != KErrNotFound)
+        {
+        // This property already exists so set the value
+        
+        iProperties[position]->SetValue(aValue.AllocL());
+        }
+    else
+        {
+        // This property does not exist yet so insert it in key order
+        
+        CAgnCalendarInfoProperty* property = CAgnCalendarInfoProperty::NewLC(aKey);
+        
+        property->SetValue(aValue.AllocL());
+        
+        iProperties.InsertInOrderL(property, iLinearOrder);
+        
+        CleanupStack::Pop(property);
+        }
+    }
+
+EXPORT_C void CAgnCalendarInfo::RemovePropertyL(const TDesC8& aKey)
+    {
+    TInt position = iProperties.FindInOrder(aKey, CAgnCalendarInfoProperty::Compare);
+    
+    if (position != KErrNotFound)
+        {
+        iProperties[position]->SetState(CAgnCalendarInfoProperty::EDeleted);
+        }
+    }
+
+EXPORT_C void CAgnCalendarInfo::FileInternalizeL(RReadStream& aReadStream)
+    {
+    delete iName;
+    delete iDescription;
+    iName = NULL;
+    iDescription = NULL;
+    
+    iName = HBufC::NewL(aReadStream, KMaxTInt);
+    iDescription = HBufC::NewL(aReadStream, KMaxTInt);
+    
+    iColor = TRgb(aReadStream.ReadUint32L());
+    iEnabled = aReadStream.ReadInt8L();
+    
+    // Remove any existing properties
+    iProperties.ResetAndDestroy();
+    
+    const TInt KNewPropertyCount(aReadStream.ReadUint32L());
+    
+    for (TInt i(0) ; i < KNewPropertyCount ; ++i)
+        {
+        HBufC8* key = HBufC8::NewLC(aReadStream, KMaxTInt);
+        CAgnCalendarInfoProperty* property = CAgnCalendarInfoProperty::NewLC(*key);
+        
+        TStreamId streamId;
+        aReadStream >> streamId;
+        property->SetStreamId(streamId);
+        
+        iProperties.InsertInOrderL(property, iLinearOrder);
+        CleanupStack::Pop(property);
+        CleanupStack::PopAndDestroy(key);
+        }
+    }
+
+EXPORT_C void CAgnCalendarInfo::FileExternalizeL(RWriteStream& aWriteStream) const
+    {
+    aWriteStream << *iName;
+    aWriteStream << *iDescription;
+    aWriteStream.WriteUint32L(iColor.Value());
+    aWriteStream.WriteInt8L(iEnabled);
+    
+    const TInt KPropertyCount(iProperties.Count());
+    
+    TStreamPos streamCountPos = aWriteStream.Sink()->TellL(MStreamBuf::EWrite);
+    
+    aWriteStream.WriteUint32L(KPropertyCount);
+    
+    TInt actualPropertyCount(0);
+    
+    for (TInt i(0) ; i < KPropertyCount ; ++i)
+        {
+        if (iProperties[i]->State() != CAgnCalendarInfoProperty::EDeleted)
+            {
+            aWriteStream << iProperties[i]->Key();
+            aWriteStream << iProperties[i]->StreamId();
+            
+            ++actualPropertyCount;
+            }
+        }
+    
+    if (actualPropertyCount != KPropertyCount)
+        {
+        // We have deleted some properties so write the actual count
+        
+        aWriteStream.Sink()->SeekL(MStreamBuf::EWrite, streamCountPos);
+        aWriteStream.WriteUint32L(actualPropertyCount);
+        aWriteStream.Sink()->SeekL(MStreamBuf::EWrite, EStreamEnd);
+        }
+    }
+
+EXPORT_C void CAgnCalendarInfo::IpcInternalizeL(RReadStream& aReadStream)
+    {
+    delete iFileName;
+    delete iName;
+    delete iDescription;
+    iFileName = NULL;
+    iName = NULL;
+    iDescription = NULL;
+    
+    iIsValid = aReadStream.ReadInt8L();
+    iFileName = HBufC::NewL(aReadStream, KMaxTInt);
+    iName = HBufC::NewL(aReadStream, KMaxTInt);
+    iDescription = HBufC::NewL(aReadStream, KMaxTInt);
+    iColor = TRgb(aReadStream.ReadUint32L());
+    iEnabled = aReadStream.ReadInt8L();
+    
+    // Remove any existing properties
+    iProperties.ResetAndDestroy();
+    
+    const TInt KNewPropertyCount(aReadStream.ReadUint32L());
+    
+    for (TInt i(0) ; i < KNewPropertyCount ; ++i)
+        {
+        HBufC8* key = HBufC8::NewLC(aReadStream, KMaxTInt);
+        CAgnCalendarInfoProperty* property = CAgnCalendarInfoProperty::NewLC(*key);
+        
+        TStreamId streamId;
+        aReadStream >> streamId;
+        property->SetStreamId(streamId);
+        
+        property->SetState(static_cast<CAgnCalendarInfoProperty::TState>(aReadStream.ReadUint8L()));
+        
+        iProperties.InsertInOrderL(property, iLinearOrder);
+        CleanupStack::Pop(property);
+        CleanupStack::PopAndDestroy(key);
+        
+        if (aReadStream.ReadUint8L())
+            {
+            // There was a value, so read it in
+            HBufC8* value = HBufC8::NewL(aReadStream, KMaxTInt);
+            property->SetValue(value);
+            }
+        }
+    }
+
+EXPORT_C void CAgnCalendarInfo::IpcExternalizeL(RWriteStream& aWriteStream) const
+    {
+    aWriteStream.WriteInt8L(iIsValid);
+    aWriteStream << *iFileName;
+    aWriteStream << *iName;
+    aWriteStream << *iDescription;
+    aWriteStream.WriteUint32L(iColor.Value());
+    aWriteStream.WriteInt8L(iEnabled);
+    
+    const TInt KPropertyCount(iProperties.Count());
+    
+    aWriteStream.WriteUint32L(KPropertyCount);
+    
+    for (TInt i(0) ; i < KPropertyCount ; ++i)
+        {
+        aWriteStream << iProperties[i]->Key();
+        aWriteStream << iProperties[i]->StreamId();
+        aWriteStream.WriteUint8L(iProperties[i]->State());
+        
+        if (iProperties[i]->Value().Compare(KNullDesC8) == 0)
+            {
+            // This is empty so don't write the value
+            aWriteStream.WriteUint8L(EFalse);
+            }
+        else
+            {
+            aWriteStream.WriteUint8L(ETrue);
+            aWriteStream << iProperties[i]->Value();
+            }
+        }
+    }
+
+EXPORT_C void CAgnCalendarInfo::ExternalizePropertiesL(CFileStore& iFileStore, const CAgnCalendarInfo* aOldCalendarInfo) const
+    {
+    if (aOldCalendarInfo)
+        {
+        // We are updating the metadata so we should first delete any of the
+        // old properties that cannot be found in the new metadata
+    
+        const TInt KOldPropertyCount(aOldCalendarInfo->iProperties.Count());
+        for (TInt i(0) ; i < KOldPropertyCount ; ++i)
+            {
+            TInt position(iProperties.FindInOrder(aOldCalendarInfo->iProperties[i], CAgnCalendarInfoProperty::Compare));
+            
+            if (position == KErrNotFound)
+                {
+                // This property was not found in the new list so delete it
+                iFileStore.DeleteL(aOldCalendarInfo->iProperties[i]->StreamId());
+                }
+            }
+        }
+    
+    // Now update or delete properties that are in the new list 
+    const TInt KPropertyCount(iProperties.Count());
+    for (TInt i(0) ; i < KPropertyCount ; ++i)
+        {
+        // Find this property in the old metadata
+        TInt position(KErrNotFound);
+        if (aOldCalendarInfo)
+            {
+            position = aOldCalendarInfo->iProperties.FindInOrder(iProperties[i], CAgnCalendarInfoProperty::Compare);
+            }
+
+        switch (iProperties[i]->State())
+            {
+            case CAgnCalendarInfoProperty::EDeleted:
+                {
+                // The property has been marked for deleting so delete the stream
+                if (aOldCalendarInfo && position != KErrNotFound)
+                    {
+                    // Use the old property list's stream id
+                    // Note: if it wasn't found then I can't have been stored before
+                    // so we don't need to delete it
+                    iFileStore.DeleteL(aOldCalendarInfo->iProperties[position]->StreamId());
+                    }
+                }
+                break;
+            case CAgnCalendarInfoProperty::EModified:
+                {
+                RStoreWriteStream writeStream;
+                
+                if (aOldCalendarInfo && position != KErrNotFound)
+                    {
+                    // The property has been edited so replace the stream
+                    // Use the old property list's stream id
+                    writeStream.ReplaceLC(iFileStore, aOldCalendarInfo->iProperties[position]->StreamId());
+                    iProperties[i]->SetStreamId(aOldCalendarInfo->iProperties[position]->StreamId());
+                    }
+                else if (iProperties[i]->StreamId() == KNullStreamId)
+                    {
+                    // This is a new property for this metadata
+                    TStreamId newStreamId = writeStream.CreateLC(iFileStore);
+                    iProperties[i]->SetStreamId(newStreamId);
+                    }
+                else
+                    {
+                    // The property has been edited so replace the stream
+                    writeStream.ReplaceLC(iFileStore, iProperties[i]->StreamId());
+                    }
+                
+                writeStream << iProperties[i]->Value();
+                
+                writeStream.CommitL();
+                CleanupStack::PopAndDestroy(&writeStream);
+                }
+                break;
+            default:
+                break;
+            }
+        }
+    }
+
+