/*

* Copyright (c) 2003-2005 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:  

*       Parses wanted string:

*           Phone numbers

*           E-mail addresses

*           URL addresses

*

*/

// INCLUDE FILES

#include "SmilPlayerLinkParser.h"

// Url Address' beginnings

_LIT( KHttpUrlAddress, "http://");

_LIT( KRtspUrlAddress, "rtsp://");

_LIT( KHttpsUrlAddress, "https://");

_LIT( KWwwUrlAddress, "www.");

_LIT( KWapUrlAddress, "wap.");

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

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

// CSmilPlayerLinkParser::LinkType

// Returns given link type.

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

//

SmilPlayerLinkParser::TSmilPlayerLinkType

       SmilPlayerLinkParser::LinkType( const TDesC& aText )

    {

    TSmilPlayerLinkType result( ESmilPlayerNotSupported );

    if ( SearchMailAddress( aText ) )

        {

        result = ESmilPlayerMailAddress;

        }

    if ( SearchUrl( aText ) )

        {

        result = ESmilPlayerUrlAddress;

        }

    if ( SearchPhoneNumber( aText ) )

        {

        result = ESmilPlayerPhoneNumber; 

        }

    return result;

    }

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

// CSmilPlayerLinkParser::ParseUrl

// Parses URL from given text string.

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

//

TBool SmilPlayerLinkParser::ParseUrl( const TDesC& aType,

                                             const TDesC& aText )

    {

    if( aText.Length() >= aType.Length() ) 

        {

        if( aText.Left( aType.Length() ).MatchF( aType ) != KErrNotFound )

            {

            return ETrue;

            }

        }

    return EFalse;

    }

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

// SmilPlayerLinkParser::SearchMailAddress

// Returns whether given string contains mail address.

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

//

TBool SmilPlayerLinkParser::SearchMailAddress( const TDesC& aText )

    {

    if( aText.Length() >= KMailToString().Length() ) 

        {

        if( aText.Left( KMailToString().Length() ).MatchF(

                        KMailToString ) != KErrNotFound )

            {

            return ETrue;

            }

        }

    return EFalse;

    }

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

// SmilPlayerLinkParser::SearchPhoneNumber

// Returns whether given string contains phone number.

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

//

TBool SmilPlayerLinkParser::SearchPhoneNumber( const TDesC& aText )

    {

    if( aText.Length() >= KPhoneToString().Length() ) 

        {

        if( aText.Left( KPhoneToString().Length() ).MatchF( 

                        KPhoneToString ) != KErrNotFound )

            {

            return ETrue;

            }

        }

    return EFalse;

    }

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

// SmilPlayerLinkParser::SearchUrl

// Returns whether given string contains URL address.

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

//

TBool SmilPlayerLinkParser::SearchUrl( const TDesC& aText )

    {

    TBool wasValidUrl = EFalse;

    // Search for http://

    wasValidUrl = ParseUrl( KHttpUrlAddress, aText );

    if ( !wasValidUrl )

        { // Search for https://

        wasValidUrl = ParseUrl( KHttpsUrlAddress, aText );

        }

    if ( !wasValidUrl )

        { // Search for rtsp://

        wasValidUrl = ParseUrl( KRtspUrlAddress, aText );

        }

    if ( !wasValidUrl )

        { // Search for www.

        wasValidUrl = ParseUrl( KWwwUrlAddress, aText );

        }

    if ( !wasValidUrl )

        { // Search for wap.

        wasValidUrl = ParseUrl( KWapUrlAddress, aText );

        }

    return wasValidUrl;

    }

// End of File