sl@0: /*
sl@0: * Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of the License "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: #include <s32strm.h>
sl@0: #include <caf/metadataarray.h>
sl@0: #include <caf/metadata.h>
sl@0: 
sl@0: using namespace ContentAccess;
sl@0: 
sl@0: EXPORT_C CMetaDataArray* CMetaDataArray::NewL()
sl@0: 	{
sl@0: 	CMetaDataArray* self = NewLC();
sl@0: 	CleanupStack::Pop(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CMetaDataArray* CMetaDataArray::NewLC()
sl@0: 	{
sl@0: 	CMetaDataArray* self = new (ELeave) CMetaDataArray;
sl@0: 	CleanupStack::PushL(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CMetaDataArray* CMetaDataArray::NewL(RReadStream& aStream)
sl@0: 	{
sl@0: 	CMetaDataArray* self = new (ELeave) CMetaDataArray;
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->InternalizeL(aStream);
sl@0: 	CleanupStack::Pop(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: CMetaDataArray::CMetaDataArray()
sl@0: 	{
sl@0: 	iMaxFieldLength = 0;
sl@0: 	}	
sl@0: 
sl@0: 		
sl@0: CMetaDataArray::~CMetaDataArray()
sl@0: 	{	
sl@0: 	iArray.ResetAndDestroy();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CMetaDataArray::AddL(const TDesC8& aField, const TDesC8& aData)
sl@0: 	{
sl@0: 	// Construct a new CMetaData object with 8 bit data
sl@0: 	CMetaData* ptr = CMetaData::NewL(aField, aData);
sl@0: 	CleanupStack::PushL(ptr);
sl@0: 	
sl@0: 	// Add it to the array
sl@0: 	User::LeaveIfError(iArray.Append(ptr));
sl@0: 
sl@0: 	// Array owns the pointer so we don't need it in the cleanup stack any longer
sl@0: 	CleanupStack::Pop(ptr);
sl@0: 
sl@0: 	// See if this field is longer than any previous field
sl@0: 	if(aField.Length() > iMaxFieldLength)
sl@0: 		{
sl@0: 		iMaxFieldLength = aField.Length();
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CMetaDataArray::AddL(const TDesC& aField, const TDesC& aData)
sl@0: 	{
sl@0: 	// Construct a new CMetaData object with unicode data
sl@0: 	CMetaData* ptr = CMetaData::NewL(aField, aData);
sl@0: 	CleanupStack::PushL(ptr);
sl@0: 
sl@0: 	// Add it to the array
sl@0: 	User::LeaveIfError(iArray.Append(ptr));
sl@0: 	
sl@0: 	// Array owns the pointer so we don't need it in the cleanup stack any longer
sl@0: 	CleanupStack::Pop(ptr);
sl@0: 
sl@0: 	// See if this field is longer than any previous field
sl@0: 	if(aField.Length() > iMaxFieldLength)
sl@0: 		{
sl@0: 		iMaxFieldLength = aField.Length();
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: EXPORT_C const CMetaData& CMetaDataArray::operator [] (TInt aIndex) const
sl@0: 	{
sl@0: 	return *iArray[aIndex];
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt CMetaDataArray::Count() const
sl@0: 	{
sl@0: 	return iArray.Count();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C const TDesC& CMetaDataArray::SearchL(const TDesC& aField, TBool aMatchCase) const
sl@0: 	{
sl@0: 	TInt i;
sl@0: 	if(!aMatchCase)
sl@0: 		{
sl@0: 		// Allocate space for upper case version of field to search for
sl@0: 		HBufC* searchField = aField.AllocLC();
sl@0: 		TPtr searchFieldPtr = searchField->Des();
sl@0: 		searchFieldPtr.UpperCase();
sl@0: 
sl@0: 		// Allocate space for upper case version fields in the array
sl@0: 		HBufC* field = HBufC::NewLC(iMaxFieldLength);
sl@0: 		TPtr fieldPtr = field->Des();
sl@0: 
sl@0: 		// search through the array to find the data matching the given field
sl@0: 		for(i = 0; i < iArray.Count(); i++)
sl@0: 			{
sl@0: 			fieldPtr.Copy(iArray[i]->Field());
sl@0: 			fieldPtr.UpperCase();
sl@0: 			if(fieldPtr == searchFieldPtr)
sl@0: 				{
sl@0: 				CleanupStack::PopAndDestroy(2, searchField); // searchField, field
sl@0: 				return iArray[i]->Data();
sl@0: 				}
sl@0: 			}
sl@0: 		CleanupStack::PopAndDestroy(2, searchField); // searchField, field
sl@0: 		}
sl@0: 	else	
sl@0: 		{
sl@0: 		// search through the array to find the data matching the given field
sl@0: 		for(i = 0; i < iArray.Count(); i++)
sl@0: 			{
sl@0: 			if(iArray[i]->Field() == aField)
sl@0: 				{
sl@0: 				return iArray[i]->Data();
sl@0: 				}
sl@0: 			}
sl@0: 		}
sl@0: 	// not found so return an empty string
sl@0: 	return KNullDesC16();
sl@0: 	}
sl@0: 		
sl@0: EXPORT_C const TDesC8& CMetaDataArray::SearchL(const TDesC8& aField8, TBool aMatchCase) const
sl@0: 	{
sl@0: 	TInt i;
sl@0: 
sl@0: 	if(!aMatchCase)
sl@0: 		{
sl@0: 		// Allocate space for upper case version of field to search for
sl@0: 		HBufC8* searchField = aField8.AllocLC();
sl@0: 		TPtr8 searchFieldPtr = searchField->Des();
sl@0: 		searchFieldPtr.UpperCase();
sl@0: 
sl@0: 		// Allocate space for upper case version fields in the array
sl@0: 		HBufC8* field = HBufC8::NewLC(iMaxFieldLength);
sl@0: 		TPtr8 fieldPtr = field->Des();
sl@0: 
sl@0: 		// search through the array to find the data matching the given field
sl@0: 		for(i = 0; i < iArray.Count(); i++)
sl@0: 			{
sl@0: 			fieldPtr.Copy(iArray[i]->Field8());
sl@0: 			fieldPtr.UpperCase();
sl@0: 			if(fieldPtr == searchFieldPtr)
sl@0: 				{
sl@0: 				CleanupStack::PopAndDestroy(2, searchField); // searchField, field
sl@0: 				return iArray[i]->Data8();
sl@0: 				}
sl@0: 			}
sl@0: 		CleanupStack::PopAndDestroy(2, searchField); // searchField, field
sl@0: 		}
sl@0: 	else	
sl@0: 		{
sl@0: 		// search through the array to find the data matching the given field
sl@0: 		for(i = 0; i < iArray.Count(); i++)
sl@0: 			{
sl@0: 			if(iArray[i]->Field8() == aField8)
sl@0: 				{
sl@0: 				return iArray[i]->Data8();
sl@0: 				}
sl@0: 			}
sl@0: 		}
sl@0: 	// not found so return an empty string
sl@0: 	return KNullDesC8();
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C void CMetaDataArray::ExternalizeL(RWriteStream& aStream) const
sl@0: 	{
sl@0: 	TInt i;
sl@0: 	aStream.WriteInt32L(iArray.Count());
sl@0: 	for(i = 0; i < iArray.Count();i++)
sl@0: 		{
sl@0: 		aStream << *(iArray[i]);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void CMetaDataArray::InternalizeL(RReadStream& aStream)
sl@0: 	{
sl@0: 	TInt i;
sl@0: 	TInt length = 0;
sl@0: 
sl@0: 	// Read the number of CMetaData objects from the stream
sl@0: 	TInt count = aStream.ReadInt32L();
sl@0: 
sl@0: 	// Read the CMetaData objects from the stream and add them to the array
sl@0: 	for(i = 0; i < count; i++)
sl@0: 		{
sl@0: 		CMetaData* metaData = CMetaData::NewL(aStream);
sl@0: 		CleanupStack::PushL(metaData);
sl@0: 		User::LeaveIfError(iArray.Append(metaData));
sl@0: 
sl@0: 		// See if this field is longer than any previous field
sl@0: 		length = metaData->Field().Length();
sl@0: 		if(length > iMaxFieldLength)
sl@0: 			{
sl@0: 			iMaxFieldLength = length;
sl@0: 			}
sl@0: 		
sl@0: 		// Finished with cleanup stack, metaData now owned by the array so don't delete
sl@0: 		CleanupStack::Pop(metaData);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: