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/*
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Parser for emergency numbers.
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*
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*/
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// INCLUDE FILES
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#include "cphonevoipnumberparser.h"
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#include "cphonegsmparserresult.h"
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#include "cphonegsmoptioncontainer.h"
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#include "phoneparsercommon.h"
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// CONSTANTS
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CPhoneVoipNumberParser::CPhoneVoipNumberParser
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// -----------------------------------------------------------------------------
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//
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CPhoneVoipNumberParser::CPhoneVoipNumberParser()
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{
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}
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// -----------------------------------------------------------------------------
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// CPhoneVoipNumberParser::NewLC
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// -----------------------------------------------------------------------------
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//
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CPhoneVoipNumberParser* CPhoneVoipNumberParser::NewLC()
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{
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CPhoneVoipNumberParser* self =
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new ( ELeave ) CPhoneVoipNumberParser;
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CleanupStack::PushL( self );
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return self;
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}
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// -----------------------------------------------------------------------------
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// CPhoneVoipNumberParser::ParseL
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// -----------------------------------------------------------------------------
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//
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TBool CPhoneVoipNumberParser::ParseL(
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const TDesC& aString,
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CPhoneGsmParserResult& aResult,
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CPhoneGsmOptionContainerBase& aOptions )
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{
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aResult.ClearL();
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TBool result = DoParseL(
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aString,
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aResult,
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static_cast<CPhoneGsmOptionContainer&>( aOptions ) );
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if ( !result )
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{
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aResult.ClearL();
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}
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return result;
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}
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// -----------------------------------------------------------------------------
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// CPhoneVoipNumberParser::DoParseL
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// -----------------------------------------------------------------------------
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//
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TBool CPhoneVoipNumberParser::DoParseL(
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const TDesC& aString,
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CPhoneGsmParserResult& aResult,
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CPhoneGsmOptionContainer& aOptions )
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{
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TBool result( EFalse );
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if ( aOptions.FindOptionStatus( KPhoneOptionSend ) )
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{
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if ( aOptions.FindOptionStatus( KPhoneOptionVoipCall ) &&
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aString.Length() )
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{
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TLex input( aString );
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// Take number part and put it to first parameter of the aResult.
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TakeNumberPartL( input, aResult );
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// Take rest of string( postfix part ) to next parameter of the result.
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TakeDtmfPostfixL( input, aResult );
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aResult.SetUid( KPhoneUidVoipNumber );
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result = ETrue;
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}
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}
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return result;
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}
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// -----------------------------------------------------------------------------
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// CPhoneVoipNumberParser::TakeNumberPartL
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//
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// Take the main part of the phone number and add it to result.
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// -----------------------------------------------------------------------------
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//
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void CPhoneVoipNumberParser::TakeNumberPartL(
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TLex& aLex,
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CPhoneGsmParserResult& aResult )
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{
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TLexMark start;
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aLex.Mark( start );
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TBool allDigits = ETrue;
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TBool dtmfFound = EFalse;
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while ( !aLex.Eos() &&
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!dtmfFound )
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{
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TChar nextChar = aLex.Peek().GetLowerCase();
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if ( allDigits &&
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( KPhoneDtmfPause == nextChar ||
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KPhoneDtmfWait == nextChar ||
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KPhonePlus == nextChar ) )
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{
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// Dtmf string is always postfixed if present
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if ( aLex.Offset() > 0 )
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{
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// Check if rest of the string is valid dtmf string
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TPtrC remainder( aLex.Remainder() );
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if ( IsValidDtmfString( remainder ) )
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{
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dtmfFound = ETrue;
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}
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}
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}
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if ( !dtmfFound )
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{
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if ( !nextChar.IsDigit() )
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{
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allDigits = EFalse;
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}
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aLex.Inc();
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}
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}
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// Add main part of the number to the parsing result
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TPtrC mainpart( aLex.MarkedToken( start ) );
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aResult.AddParameterL( mainpart );
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}
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// -----------------------------------------------------------------------------
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// CPhoneVoipNumberParser::TakeDtmfPostfixL
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// -----------------------------------------------------------------------------
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//
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void CPhoneVoipNumberParser::TakeDtmfPostfixL(
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TLex& aLex,
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CPhoneGsmParserResult& aResult )
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{
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// Add rest of string( after TLex16::iNext ) to result.
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aResult.AddParameterL( aLex.Remainder() );
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}
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// -----------------------------------------------------------------------------
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// CPhoneVoipNumberParser::IsValidDtmfString
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// -----------------------------------------------------------------------------
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//
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TBool CPhoneVoipNumberParser::IsValidDtmfString( TPtrC& aString )
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{
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TBool validDtmf = ETrue;
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// Check that string contains only valid dtmf characters
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for( TInt i = 0; i < aString.Length(); i++ )
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{
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if ( KErrNotFound == KValidDtmfChars().Locate( aString[i] ) )
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{
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validDtmf = EFalse;
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break;
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}
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}
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return validDtmf;
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}
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// End of File
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