/*

* Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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 <caf/caftypes.h>

#include <caf/metadataarray.h>

#include <caf/supplier.h>

#include "resolver.h"

#include <caf/importfile.h>

#include "agentinfo.h"

#include <caf/agentinterface.h>

#ifndef REMOVE_CAF1

#include <caf/cafmimeheader.h>

#include <apmstd.h> 

#endif // REMOVE_CAF1

using namespace ContentAccess;

EXPORT_C CSupplier* CSupplier::NewLC()

	{

	CSupplier* self = new (ELeave) CSupplier();

	CleanupStack::PushL(self);

	self->ConstructL();

	return self;

	}

EXPORT_C CSupplier* CSupplier::NewL()

	{

	CSupplier* self = NewLC();

	CleanupStack::Pop(self);

	return self;

	}

CSupplier::CSupplier()

	{

	}

CSupplier::~CSupplier()

	{

	delete iAgentResolver;

	delete iOutputDirectory;

	}

void CSupplier::ConstructL()

	{

	iAgentResolver = CAgentResolver::NewL(EFalse);

	iOutputDirectory=HBufC::NewL(0);

	}

EXPORT_C TBool CSupplier::IsImportSupported(const TDesC8& aMimeType)

	{

	TBuf8 <KMaxDataTypeLength> mimeLowerCase;

	if(aMimeType.Length() > KMaxDataTypeLength)

		{

		return EFalse;

		}

	// Convert supplied mime type to lower case

	mimeLowerCase.Copy(aMimeType);

	mimeLowerCase.LowerCase();

	// Search for the mime type in the agents

	for(TInt i = 0; i < iAgentResolver->SupplierMimeTypes().Count(); i++)

		{

		if(mimeLowerCase.Compare(iAgentResolver->SupplierMimeTypes()[i]) == 0)

			{

			return ETrue;

			}

		}

	return EFalse;

	}

EXPORT_C void CSupplier::PrepareHTTPRequestHeaders(RStringPool& aStringPool, RHTTPHeaders& aRequestHeaders) const

	{

	// Ignore errors from any particular agent because we can't

	// let one agent ruin things for everyone else.

	TInt i = 0;

	TInt err = KErrNone;

	CAgentManager* manager = NULL;

	for(i = 0; i < iAgentResolver->AgentInfoCount(); i++)

		{

		TRAP(err, manager = &iAgentResolver->AgentInfo(i).AgentManagerL());

		if(err == KErrNone)

			{

			manager->PrepareHTTPRequestHeaders(aStringPool, aRequestHeaders);

			}	

		}

	}

EXPORT_C void CSupplier::SetOutputDirectoryL(const TDesC &aOutputDirectory)

	{

	HBufC *newOutputDirectory;

	// Make sure the path has a backslash at the end

	TInt pos = aOutputDirectory.LocateReverse(TChar(KPathDelimiter));

	if(pos + 1 != aOutputDirectory.Length())

		{

		// Append a trailing backslash

		newOutputDirectory=HBufC::NewL(aOutputDirectory.Length()+1);

		newOutputDirectory->Des().Append(aOutputDirectory);

		newOutputDirectory->Des().Append(TChar(KPathDelimiter));

		}

	else

		{

		newOutputDirectory=aOutputDirectory.AllocL();

		}

	// replace the existing output path

	delete iOutputDirectory;

	iOutputDirectory = newOutputDirectory;

	}

EXPORT_C CImportFile* CSupplier::ImportFileL(const TDesC8& aMimeType, const CMetaDataArray& aImportMetaData, const TDesC& aSuggestedFileName)

	{

	CAgentInfo& agentInfo = iAgentResolver->ResolveSupplierMimeL(aMimeType);

	TUid agentUid = agentInfo.Agent().ImplementationUid();

	// Create import object, agent creates output files

	CImportFile* import = CImportFile::NewL (agentUid, aMimeType, aImportMetaData, *iOutputDirectory, aSuggestedFileName);

	return import;

	}

EXPORT_C CImportFile* CSupplier::ImportFileL(const TDesC8& aMimeType, const CMetaDataArray& aImportMetaData)

	{

	// Create import object, client provides output files

	CAgentInfo& agentInfo = iAgentResolver->ResolveSupplierMimeL(aMimeType);

	TUid agentUid = agentInfo.Agent().ImplementationUid();

	// Create import object, agent creates output files

	CImportFile* import = CImportFile::NewL (agentUid, aMimeType, aImportMetaData);

	return import;

	}

#ifndef REMOVE_CAF1

EXPORT_C CImportFile *  CSupplier::ImportFileL (CCafMimeHeader &aMimeHeader, const TDesC &aSuggestedFileName)

	{

	TBuf8 <KMaxDataTypeLength> mimeType;

	// string constants used to fill in CMetaDataArray

	_LIT8(KContentType, "Content-Type");

	_LIT8(KContentLength, "Content-Length");

	_LIT8(KContentId, "Content-Id");

	_LIT8(KContentTransferEncoding, "Content-Tranfer-Encoding");

	_LIT8(KBoundary, "Content-Boundary");

	// create new CMetaDataArray to hold the information previously supplied in CCafMimeHeader

	CMetaDataArray *array = CMetaDataArray::NewLC();

	// Copy "standard mime data" to the CMetaDataArray

	if(aMimeHeader.StandardMimeData(EContentType).Length() != 0)

		{

		array->AddL(KContentType(),aMimeHeader.StandardMimeData(EContentType));

		mimeType.Append(aMimeHeader.StandardMimeData(EContentType));

		}

	if(aMimeHeader.StandardMimeData(EContentLength).Length() != 0)

		{

		array->AddL(KContentLength(),aMimeHeader.StandardMimeData(EContentLength));

		}

	if(aMimeHeader.StandardMimeData(EContentLength).Length() != 0)

		{

		array->AddL(KContentLength(),aMimeHeader.StandardMimeData(EContentLength));

		}

	if(aMimeHeader.StandardMimeData(EContentId).Length() != 0)

		{

		array->AddL(KContentId(),aMimeHeader.StandardMimeData(EContentId));

		}

	if(aMimeHeader.StandardMimeData(EContentTransferEncoding).Length() != 0)

		{

		array->AddL(KContentTransferEncoding(),aMimeHeader.StandardMimeData(EContentTransferEncoding));

		}

	if(aMimeHeader.StandardMimeData(EBoundary).Length() != 0)

		{

		array->AddL(KBoundary(),aMimeHeader.StandardMimeData(EBoundary));

		}

	// Add "non-standard" mime fields to CMetaDataArray

	TInt count = aMimeHeader.NonStandardMimeCount();

	for( TInt i = 0; i < count; i++)

		{

		array->AddL(aMimeHeader.NonStandardMimeField(i), aMimeHeader.NonStandardMimeData(i));

		}

	// Create new CImportFile object

	CImportFile *importFile = ImportFileL(mimeType, *array, aSuggestedFileName);

	CleanupStack::PopAndDestroy(array);

	return importFile;

	}

#endif // REMOVE_CAF1