examples/ForumNokia/SMSExample/Engine/src/SMSExampleParser.cpp

/*
 * Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
 *    
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    
 *  * Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  * Neither the name of Nokia Corporation nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *    
 *    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 *    FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *    DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *    SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *    CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 *    OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *    
 *    Description:  
 */

#include "SMSExampleParser.h"

const TInt KNumberLength = 10;

CSMSExampleParser::CSMSExampleParser(void)
    {
    }
 
EXPORT_C CSMSExampleParser::~CSMSExampleParser(void)
    {
    }

EXPORT_C CSMSExampleParser* CSMSExampleParser::NewL()
    {
    CSMSExampleParser* self = new (ELeave) CSMSExampleParser();
    CleanupStack::PushL(self);
    self->ConstructL();
    CleanupStack::Pop(self);
    return self;
    }
      
void CSMSExampleParser::ConstructL()
    {
    }

EXPORT_C TBool CSMSExampleParser::ParseMessage(const TDesC& aMessage, TDes& aNumber)
    {
    TLex numberLex = TLex( aMessage );

    // while not end-of-file
    while ( !numberLex.Eos() )
        {
        TChar character = numberLex.Get();

        if ( character.IsDigit() ) 
            {
            aNumber.Append( character );
            }
        else 
            {
            aNumber.Delete( 0, aNumber.Length() );
            }

        // Search for a number which is in format XXXXXXXXXX ( X = [0-9], 
        // whitespaces are not allowed). 
        // For example "0551234567" would return true. 
        // but "055 1234567" would not
        if ( aNumber.Length() == KNumberLength ) 
            {
            return ETrue;
            }
        }

    return EFalse;
    }

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