/*

* Copyright (c) 2002-2009 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:  It is parser for phone numbers.

*

*/

#ifndef CPHONEGSMPHONENUMBERPARSER_H

#define CPHONEGSMPHONENUMBERPARSER_H

// INCLUDES

#include    "cphonegsmparserbase.h" 

// FORWARD DECLARATIONS

class CPhoneGsmOptionContainer;

// CONSTANTS

/*

* PHONE NUMBER UIDS

*/

const TUint32 KPhoneUidPhoneNumber = 

    PHONE_MAKE_UID( KPhoneGsmUidDialPhoneNumber, 0 );

/*

* Dial phone number related constants, store to aux information field.

*/

/*

* There was no prefix, use default clir.

*/

const TUint KPhoneDialDefaultClir = 0;

/*

* There was clir suppress prefix.

*/

const TUint KPhoneDialSuppressClir = 1;

/*

* There was clir invoke prefix.

*/

const TUint KPhoneDialInvokeClir = 2;

// CLASS DECLARATION

/**

* It is parser for phone numbers.

*

* @since 1.0

* @lib phoneparser.lib

*/

NONSHARABLE_CLASS( CPhoneGsmPhoneNumberParser )

    : public CPhoneGsmParserBase

    {

    public:  // Constructors and destructor      

        /**

        * Two-phased constructor.

        */

        static CPhoneGsmPhoneNumberParser* NewLC();

    public: // Functions from base classes

        /**

        * From CPhoneGsmParserBase.

        * Parse string.

        *

        * @param aString It is string to be parsed.

        * @param aResult It will contain result.

        * @param aOptionUid It is the uid of the option.

        * @return It returns boolean value indicating success of parsing.

        */

        TBool ParseL( 

            const TDesC& aString,

            CPhoneGsmParserResult& aResult,

            CPhoneGsmOptionContainerBase& aOptions );

    private:

        /**

        * C++ default constructor.

        */

        CPhoneGsmPhoneNumberParser();

        /**

        * Parse.

        * 

        * @param aString It is string to be parsed.

        * @param aResult It will contain result.

        * @param aOptionUid It is the uid of the option.

        * @return It returns boolean value indicating success of parsing.

        */

        TBool DoParseL( 

            const TDesC& aString,

            CPhoneGsmParserResult& aResult,

            CPhoneGsmOptionContainer& aOptions );

        /**

        * Handle supplementary service prefixes.

        * Checks is there clir suppress/invoke prefix in the string.

        * @param aLex Contains string to be handled.

        * @param aResult It will contain result.

        */

        TBool HandleServicePrefix( 

            TLex& aLex, 

            CPhoneGsmParserResult& aResult );

        /**

        * Takes a main part of the phone number( before 'p','w' or 

        * second '+' marks ). 

        * And add it to parameter of the aResult with or without optional 

        * international prefix.

        * @param aLex Contains string to be handled.

        * @param aResult It will contain result.

        */

        TBool TakeNumberPartL(

            TLex& aLex,

            CPhoneGsmParserResult& aResult );

        /**

        * Takes Dtmf postfix and add it to parameter of the aResult.

        * @param aLex Contains string to be handled.

        * @param aResult It will contain result.

        */

        TBool TakeDtmfPostfixL(

            TLex& aLex,

            CPhoneGsmParserResult& aResult );

        /**

        * Checks if param aLeft is prefix of param aDest.

        */

        static TBool EqualsLeft( const TDesC& aDest, const TDesC& aLeft );

        /**

        * Checks if string contains p or w characters.

        *

        * @param aString It is string to be checked.

        * @return ETrue if string contains p or w characters.

        */

        TBool ContainsPauseOrWaitChars( const TDesC& aString ) const;

        /**

        * Checks if rightmost character in string is #.

        *

        * @param aString It is string to be checked.

        * @return ETrue if string is hash string.

        */

        TBool IsHashString( const TDesC& aString ) const;

        /**

        * Checks if string is zero and zero dialling is on and

        * it is not in call situation.

        *

        * @param aString It is string to be checked.

        * @param aOptions Is call options

        * @return ETrue if zero dialling.

        */

        TBool IsZeroDialling( const TDesC& aString, 

            CPhoneGsmOptionContainer& aOptions ) const;

        /**

        * Checks if two digit dialling is on and string 

        * is two digit string.

        *

        * @param aString It is string to be checked.

        * @return ETrue if two digit dialling.

        */

        TBool IsTwoDigitDialling( const TDesC& aString ) const;

        /**

        * Checks if Input string is a 2 digit starting with a "1"

        * and it is not in call situation.

        *

        * @param aString It is string to be checked.

        * @param aOptions Is call options

        * @return ETrue if 1x dialling situation.

        */

        TBool Is1xDialling( const TDesC& aString,

            CPhoneGsmOptionContainer& aOptions ) const;

    };

#endif      // CPHONEGSMPHONENUMBERPARSER_H

// End of File