/*

* Copyright (c) 2002-2005 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:        

*

*/

#ifdef __CUSTOM_LOG_ENABLED__

// INCLUDE FILES

#include "Logger.h"

#include <f32file.h>

void DoLog(const TDesC& aText)

    {

    static const TInt KLogEntryMaxLength = 128;

    _LIT(KLineFeed, "\n");

    /**

     *  Log time format (see TTime) is

     *  Day-Month-Year Hours:Minutes:Seconds:Milliseconds

     *

     *  Example: 30-12-2004 23:00:55:990

     */

    _LIT(KLogTimeFormat, "%F%D-%M-%Y %H:%T:%S:%*C3");

    TBuf8<KLogEntryMaxLength> writeBuffer;

    RFs FileServer;

    RFile File;

    if(FileServer.Connect() != KErrNone)

        {

        FileServer.Close(); // just in case

        User::Panic(KLogPanicCategory(), KPanicFsConnectFailed);

        return;

        }

    // Open file for writing, if exists. Othervise create new file.

    if(File.Open(FileServer, KLogFileName(), EFileWrite) != KErrNone)

        {

        if(File.Create(FileServer, KLogFileName(), EFileWrite) != KErrNone)

            {

            FileServer.Close();

            User::Panic(KLogPanicCategory(), KPanicFileCreateFailed);

            }

        }

    TTime currentTime;

    currentTime.UniversalTime();

    TBuf<32> timeString;

    // currentTime is now in universal time. Convert it to home time.

    TLocale locale;

    TTimeIntervalSeconds universalTimeOffset(locale.UniversalTimeOffset());

    TTimeIntervalHours daylightSaving(0);

    if(locale.QueryHomeHasDaylightSavingOn())

        {

        daylightSaving = 1;

        }

    currentTime = currentTime + universalTimeOffset + daylightSaving;

    TInt leaveCode(KErrNone);

    TRAP(leaveCode, currentTime.FormatL(timeString, KLogTimeFormat));

    leaveCode = 0; // not used

    // Add LogString to the end of file and close the file

    TInt currentSize = 0, returnCode;

    writeBuffer.Append(timeString);

    writeBuffer.Append(_L(": "));

    writeBuffer.Append(aText.Left(KLogEntryMaxLength-timeString.Length()));

    writeBuffer.Append(KLineFeed);

    File.Size(currentSize);

    returnCode = File.Write(currentSize,

                            writeBuffer,

                            writeBuffer.Length());

    File.Close();

    // Close file server session

    FileServer.Close();

    if(returnCode != KErrNone)

        {

        User::Panic(KLogPanicCategory(), KPanicFileWriteFailed);

        }

    }

#endif //__CUSTOM_LOG_ENABLED__