/*

* Copyright (c) 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:  

*      Implementation of Scheme handler interface implementation 

*      for sms:// scheme

*

*/

// INCLUDE FILES

#include "SmsHandler.h"

#include "SchemeDefs.h"

#include "SchemeDispLogger.h"

#include <ecom.h>		// For REComSession

#include <eikenv.h>

#include <DocumentHandler.h>

#include <apgcli.h>

#include <apparc.h>

#include <eikdoc.h>

#include <eikproc.h>

#include <f32file.h>

#include <sendui.h> // CSendUi

#include <SenduiMtmUids.h> 

#include <txtrich.h>

#include <CMessageData.h>

// ================= CONSTANTS =======================

// ================= MEMBER FUNCTIONS =======================

// ---------------------------------------------------------

// CSmsHandler::NewL()

// ---------------------------------------------------------

//

CSmsHandler* CSmsHandler::NewL( const TDesC& aUrl )

	{

	CLOG_ENTERFN( "CSmsHandler::NewL()" );

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

	CleanupStack::PushL( self );

	self->ConstructL( aUrl );

	CleanupStack::Pop( self );

	CLOG_LEAVEFN( "CSmsHandler::NewL()" );

	return self;

	}

// ---------------------------------------------------------

// CSmsHandler::~CSmsHandler()

// ---------------------------------------------------------

//

CSmsHandler::~CSmsHandler()

	{

	CLOG_ENTERFN( "CSmsHandler::~CSmsHandler()" );

    delete iSendUi;

	CLOG_LEAVEFN( "CSmsHandler::~CSmsHandler()" );

	}

// ---------------------------------------------------------

// CSmsHandler::CSmsHandler()

// ---------------------------------------------------------

//

CSmsHandler::CSmsHandler() : CBaseHandler()

	{

	// Deliberately do nothing here : 

	// See ConstructL() for initialisation completion.

	}

// ---------------------------------------------------------

// CSmsHandler::ConstructL()

// ---------------------------------------------------------

//

void CSmsHandler::ConstructL( const TDesC& aUrl )

	{

	CLOG_ENTERFN( "CSmsHandler::ConstructL()" );

	BaseConstructL( aUrl );

	CLOG_LEAVEFN( "CSmsHandler::ConstructL()" );

	}

// ---------------------------------------------------------

// CSmsHandler::HandleUrlEmbeddedL()

// ---------------------------------------------------------

//

void CSmsHandler::HandleUrlEmbeddedL()

	{

	CLOG_ENTERFN( "CSmsHandler::HandleUrlEmbeddedL()" );

    HandleUrlL( ETrue );    

	CLOG_LEAVEFN( "CSmsHandler::HandleUrlEmbeddedL()" );

	}

// ---------------------------------------------------------

// CSmsHandler::HandleUrlStandaloneL()

// ---------------------------------------------------------

//

void CSmsHandler::HandleUrlStandaloneL()

	{

	CLOG_ENTERFN( "CSmsHandler::HandleUrlStandaloneL()" );

    LaunchSchemeAppWithCommandLineL();   

	CLOG_LEAVEFN( "CSmsHandler::HandleUrlStandaloneL()" );

	}

// ---------------------------------------------------------

// CSmsHandler::HandleUrlL()

// ---------------------------------------------------------

//

void CSmsHandler::HandleUrlL(TBool aLaunchEmbedded)

    {

    CMessageData* messageData = CMessageData::NewLC();

    // Parse url

	TPtrC recipient = GetField( KSms );

    // To is supported because of localapp scheme

    TPtrC to = GetField( KTo );

	TPtrC msgBody = GetField( KBody );

    // Create richtext format for body

    CParaFormatLayer* paraFormat = CParaFormatLayer::NewL();

    CleanupStack::PushL( paraFormat );

    CCharFormatLayer* charFormat = CCharFormatLayer::NewL(); 

    CleanupStack::PushL( charFormat );

    CRichText* body = CRichText::NewL( paraFormat, charFormat );

    CleanupStack::PushL( body );

    if( msgBody.Length() )

	    {

        body->InsertL( 0, msgBody );

	    }

    else

	    {

        body->InsertL( 0, KNullDesC );

	    }

    messageData->SetBodyTextL(body);

    // Add addresses to messageData

    if( recipient.Length() )

		{

		SeparateAndAppendAddressL(KComma, recipient, *messageData, KToRecipient );

		}

    if( to.Length() )

        {

        SeparateAndAppendAddressL(KComma, to, *messageData, KToRecipient );

        }

    if ( !iSendUi )

        {

        iSendUi = CSendUi::NewL();

        }

    iSendUi->CreateAndSendMessageL(

        KSenduiMtmSmsUid, messageData, KNullUid, aLaunchEmbedded);

    CleanupStack::PopAndDestroy( 4, messageData );

    NotifyClient();

    }

// ---------------------------------------------------------

// CSmsHandler::GetField()

// ---------------------------------------------------------

//

TPtrC CSmsHandler::GetField(const TDesC& aHeader)

	{

	CLOG_ENTERFN( "CSmsHandler::GetField()" );

	TPtrC path = iParsedUrl->Des();

	TInt start = 0;

	TInt end = 0;

	CSmsHandler::TSchemeSmsFields posHeader = GetHeaderPos( aHeader );

	// field start from; and end at 

	switch( posHeader )

		{

		case ESchemeSms: // Sms

			{

			start = FieldStart( KSms );

			end = FieldEnd( KSms );

			break;

			}

		case ESchemeMsgBody: // Msg Body

			{

			start = FieldStart( KBody );

			end = FieldEnd( KBody );

			break;

			}

        case ESchemeTo:

            {

            start = FieldStart( KTo );

			end = FieldEnd( KTo );

			break;

            }

		case ESchemeNoMore:

			{

			break;

			}

		default:

			{

			break;

			}

		}

	CLOG_LEAVEFN( "CSmsHandler::GetField()" );

	return path.Mid( start, end-start );

	}

// ---------------------------------------------------------

// CSmsHandler::IsHeader()

// ---------------------------------------------------------

//

TBool CSmsHandler::IsHeader(const TDesC& aHeader)

	{

	CLOG_ENTERFN( "CSmsHandler::IsHeader()" );

	TBool retVal = EFalse;

	TPtrC path = iParsedUrl->Des();

	// is the field in the mmsto scheme 

	if( KErrNotFound != path.FindF( aHeader ) )

		{

		retVal = ETrue;

		}

	CLOG_LEAVEFN( "CSmsHandler::IsHeader()" );

	return retVal;

	}

// ---------------------------------------------------------

// CSmsHandler::FieldStart()

// ---------------------------------------------------------

//

TInt CSmsHandler::FieldStart(const TDesC& aHeader)

	{

	CLOG_ENTERFN( "CSmsHandler::FieldStart()" );

	TPtrC path = iParsedUrl->Des();

	TInt retVal = path.Length();

	// find the starting position of the specific filed

	if( IsHeader( aHeader ) )

		{

		retVal = path.FindF( aHeader ) + aHeader.Length();

		}

	CLOG_LEAVEFN( "CSmsHandler::FieldStart()" );

	return retVal;

	}

// ---------------------------------------------------------

// CSmsHandler::FieldEnd()

// ---------------------------------------------------------

//

TInt CSmsHandler::FieldEnd(const TDesC& aHeader)

	{

	CLOG_ENTERFN( "CSmsHandler::FieldEnd()" );

	TPtrC path = iParsedUrl->Des();

	TInt length = path.Length(); // length of the scheme

    TInt retVal = length;

    TInt startPos = FieldStart( aHeader );

    if( IsHeader( aHeader ) )

		{

        TInt temp = GetNextField( startPos );

        /* we need to subtract 1 if the result is 

           not equal to length because of the & or ? */

        retVal = ( temp == length ) ? length : ( temp - 1);

		}

	CLOG_LEAVEFN( "CSmsHandler::FieldEnd()" );

	return retVal;

	}

// ---------------------------------------------------------

// CSmsHandler::GetHeaderPos()

// ---------------------------------------------------------

//

CSmsHandler::TSchemeSmsFields CSmsHandler::GetHeaderPos(const TDesC& aHeader)

	{

	CLOG_ENTERFN( "CSmsHandler::GetHeaderPos()" );

	TSchemeSmsFields retVal = ESchemeSms;

	if( 0 == aHeader.Compare( KSms ) )

		{

		retVal = ESchemeSms;

		}

	else if ( 0 == aHeader.Compare( KBody ) )

		{

		retVal = ESchemeMsgBody;

		}

    else if ( 0 == aHeader.Compare( KTo ) )

		{

		retVal = ESchemeTo;

		}

    else

        {

        }

	CLOG_LEAVEFN( "CSmsHandler::GetHeaderPos()" );

	return retVal;

	}

// ---------------------------------------------------------

// CSmsHandler::GetNextField()

// ---------------------------------------------------------

//

TInt CSmsHandler::GetNextField( TInt aStart )

    {

	TPtrC path = iParsedUrl->Des();

	TInt retVal = path.Length();

    TPtrC scheme;

    RArray<TInt> array;

    if( aStart < retVal )

        {

        scheme.Set( path.Right( retVal - aStart ) );

        }

    else

        {

        return retVal;

        }

    TInt bodyPos = scheme.FindF( KBody );

    bodyPos = ( bodyPos == KErrNotFound ) ? retVal : bodyPos;

    array.Append( bodyPos );

    TInt toPos = scheme.FindF( KTo );

    toPos = ( toPos == KErrNotFound ) ? retVal : toPos;

    array.Append( toPos );   

    //retVal = ( bodyPos < retVal) ? bodyPos + aStart : retVal;

    TInt temp = Minimum( array );

    retVal = ( temp < retVal) ? temp + aStart : retVal;

    return retVal;

    }

//  End of File