telutils/phoneparser/src/CPhoneVoipNumberParser.cpp
changeset 0 ff3b6d0fd310
child 19 7d48bed6ce0c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/telutils/phoneparser/src/CPhoneVoipNumberParser.cpp	Tue Feb 02 01:11:09 2010 +0200
@@ -0,0 +1,188 @@
+/*
+* Copyright (c) 2008 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:  Parser for emergency numbers.
+*
+*/
+
+
+// INCLUDE FILES
+#include    "CPhoneVoipNumberParser.h"
+#include    "CPhoneGsmParserResult.h"
+#include    "CPhoneGsmOptionContainer.h"
+#include    "phoneParserCommon.h"
+
+// CONSTANTS
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CPhoneVoipNumberParser::CPhoneVoipNumberParser
+// -----------------------------------------------------------------------------
+//
+CPhoneVoipNumberParser::CPhoneVoipNumberParser()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CPhoneVoipNumberParser::NewLC
+// -----------------------------------------------------------------------------
+//
+CPhoneVoipNumberParser* CPhoneVoipNumberParser::NewLC()
+    {
+    CPhoneVoipNumberParser* self = 
+        new ( ELeave ) CPhoneVoipNumberParser;
+    
+    CleanupStack::PushL( self );
+        
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CPhoneVoipNumberParser::ParseL
+// -----------------------------------------------------------------------------
+//
+TBool CPhoneVoipNumberParser::ParseL( 
+        const TDesC& aString,
+        CPhoneGsmParserResult& aResult,
+        CPhoneGsmOptionContainerBase& aOptions )
+    {
+    aResult.ClearL();
+
+    TBool result = DoParseL( 
+            aString,
+            aResult,
+            static_cast<CPhoneGsmOptionContainer&>( aOptions ) );
+
+    if ( !result )
+        {
+        aResult.ClearL();
+        }
+
+    return result;
+    }
+    
+// -----------------------------------------------------------------------------
+// CPhoneVoipNumberParser::DoParseL
+// -----------------------------------------------------------------------------
+//
+TBool CPhoneVoipNumberParser::DoParseL( 
+        const TDesC& aString,
+        CPhoneGsmParserResult& aResult,
+        CPhoneGsmOptionContainer& aOptions )
+    {
+    TBool result( EFalse );
+
+    if ( aOptions.FindOptionStatus( KPhoneOptionSend ) )
+        {
+        if ( aOptions.FindOptionStatus( KPhoneOptionVoipCall ) &&
+             aString.Length() )
+            {
+            TLex input( aString );
+            
+            // Take number part and put it to first parameter of the aResult.
+            TakeNumberPartL( input, aResult );       
+            // Take rest of string( postfix part ) to next parameter of the result.
+            TakeDtmfPostfixL( input, aResult );
+
+            aResult.SetUid( KPhoneUidVoipNumber );
+            result = ETrue;
+            }
+        }
+
+    return result;
+    }
+
+// -----------------------------------------------------------------------------
+// CPhoneVoipNumberParser::TakeNumberPartL
+// 
+// Take the main part of the phone number and add it to result.
+// -----------------------------------------------------------------------------
+//
+void CPhoneVoipNumberParser::TakeNumberPartL(
+        TLex& aLex,
+        CPhoneGsmParserResult& aResult )
+    {
+    TLexMark start;
+    aLex.Mark( start );
+    TBool allDigits = ETrue;
+    TBool dtmfFound = EFalse;
+    
+    while ( !aLex.Eos() &&
+            !dtmfFound )
+        {
+        TChar nextChar = aLex.Peek().GetLowerCase();
+        if ( allDigits &&
+            ( KPhoneDtmfPause == nextChar ||
+              KPhoneDtmfWait == nextChar ||
+              KPhonePlus == nextChar ) )
+            {
+            // Dtmf string is always postfixed if present
+            if ( aLex.Offset() > 0 )
+                {
+                // Check if rest of the string is valid dtmf string
+                TPtrC remainder( aLex.Remainder() );
+                if ( IsValidDtmfString( remainder ) )
+                    {
+                    dtmfFound = ETrue;     
+                    }
+                }
+            }
+        
+        if ( !dtmfFound )
+            {
+            if ( !nextChar.IsDigit() &&
+                  nextChar != KPhonePlus )
+                {
+                allDigits = EFalse;
+                }
+            aLex.Inc();
+            }
+        }
+    
+    // Add main part of the number to the parsing result
+    TPtrC mainpart( aLex.MarkedToken( start ) );
+    aResult.AddParameterL( mainpart );   
+    }
+
+// -----------------------------------------------------------------------------
+// CPhoneVoipNumberParser::TakeDtmfPostfixL
+// -----------------------------------------------------------------------------
+//
+void CPhoneVoipNumberParser::TakeDtmfPostfixL(
+        TLex& aLex,
+        CPhoneGsmParserResult& aResult )
+    {
+    // Add rest of string( after TLex16::iNext ) to result.
+    aResult.AddParameterL( aLex.Remainder() );
+    }
+
+// -----------------------------------------------------------------------------
+// CPhoneVoipNumberParser::IsValidDtmfString
+// -----------------------------------------------------------------------------
+//
+TBool CPhoneVoipNumberParser::IsValidDtmfString( TPtrC& aString )
+    { 
+    TBool validDtmf = ETrue;
+    // Check that string contains only valid dtmf characters
+    for( TInt i = 0; i < aString.Length(); i++ )
+        {
+        if ( KErrNotFound == KValidDtmfChars().Locate( aString[i] ) )
+            {
+            validDtmf = EFalse;
+            break;
+            }      
+        }
+    return validDtmf;
+    }
+//  End of File