/*

* Copyright (c) 2002-2004 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:   Implements the definition of CICalParser. It deals with parsing the ICAL received onto the device.

*

*/

// Class include.

#include "ICalParser.h"	// CICalParser

//debug

#include "calendarengines_debug.h"

// User includes.

#include "ICal.h"					// CICal

#include "ICalContentLineReader.h"	// CICalContentLineReader

#include "ICalKeyWords.h"			// Literals

#include "ICalUtil.h"				// NICalUtil

using namespace NICalUtil;

/**

Allocates and constructs a new CICalParser.

@return A new CICalParser.

@publishedPartner

*/

EXPORT_C CICalParser* CICalParser::NewL()

	{

	TRACE_ENTRY_POINT;

	CICalParser* self = CICalParser::NewLC();

	CleanupStack::Pop(self);

	TRACE_EXIT_POINT;

	return self;

	}

/**

Allocates and constructs a new CICalParser.

The pointer to the new object is left on the Cleanup Stack.

@return  A new CICalParser.

@publishedPartner

*/

EXPORT_C CICalParser* CICalParser::NewLC()

	{

	TRACE_ENTRY_POINT;

	CICalParser* self = new (ELeave) CICalParser;

	CleanupStack::PushL(self);

	self->ConstructL();

	TRACE_EXIT_POINT;

	return self;

	}

/**

Destructor

@internalTechnology

*/

CICalParser::~CICalParser()

	{

	TRACE_ENTRY_POINT;

	iCals.ResetAndDestroy();

	TRACE_EXIT_POINT;

	}

/**

Creates a CICalContentLinerReader from aReadStream and parses iCalendar

information.

@param aReadStream The stream to read from.

@publishedPartner

*/

EXPORT_C void CICalParser::InternalizeL(RReadStream& aReadStream)

	{

	TRACE_ENTRY_POINT;

	CICalContentLineReader* reader = CICalContentLineReader::NewLC(aReadStream);

	TPtrC line;

	TPtrC name;

	TPtrC parameters;

	TPtrC values;

	TInt error = KErrNone;

	while ((error = reader->GetNextContentLine(line)) == KErrNone)

		{

		if (ExtractSectionsL(line, name, parameters, values) == KErrNone)

			{

			if ((name.CompareF(KICalBegin) == 0) && (values.CompareF(KICalVCalendar) == 0))

				{

				// This is the start of a new iCalendar

				CICal* cal = CICal::NewLC();

				cal->InternalizeL(*reader);

				User::LeaveIfError(iCals.Append(cal));

				CleanupStack::Pop(cal);

				}

			// Else not a VCALENDAR - ignore it.

			}

		// Else no property value given on the line.

		}

	if ((error != KErrEof) && (error != KErrNone))

		{

		User::Leave(error);

		}

	CleanupStack::PopAndDestroy(reader);

	TRACE_EXIT_POINT;

	}

/**

Get the number of CICal objects owned by this CICalParser.

@return The number of CICal objects.

@publishedPartner

*/

EXPORT_C TInt CICalParser::CalCount() const

	{

	TRACE_ENTRY_POINT;

	TRACE_EXIT_POINT;

	return iCals.Count();

	}

/**

Returns the iCalendar at the given index.

@param aIndex The iCalendar required.

@return A modifiable reference to the required iCalendar.

@publishedPartner

*/

EXPORT_C CICal& CICalParser::Cal(TInt aIndex)

	{

	TRACE_ENTRY_POINT;

	TRACE_EXIT_POINT;

	return *iCals[aIndex];

	}

/**

Default constructor.

@internalTechnology

*/

CICalParser::CICalParser()

	{

	TRACE_ENTRY_POINT;

	TRACE_EXIT_POINT;

	}

/**

Second phase construction.

@internalTechnology

*/

void CICalParser::ConstructL()

	{

	TRACE_ENTRY_POINT;

	TRACE_EXIT_POINT;

	}

// End of File