/*

* Copyright (c) 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: This module contains implementation of CHtmlLogger 

* class member functions.

*

*/

// INCLUDE FILES

#include <e32std.h>

#include "HtmlLogger.h"

#include "Output.h"

#include "LoggerTracing.h"

#include "LoggerOverFlow.h"

// EXTERNAL DATA STRUCTURES

// None

// EXTERNAL FUNCTION PROTOTYPES  

// None

// CONSTANTS

// None

// MACROS

// None

// LOCAL CONSTANTS AND MACROS

// None

// MODULE DATA STRUCTURES

// None

// LOCAL FUNCTION PROTOTYPES

// None

// FORWARD DECLARATIONS

// None

// ==================== LOCAL FUNCTIONS =======================================

// None

// ================= MEMBER FUNCTIONS =========================================

/*

-------------------------------------------------------------------------------

    Class: CHtmlLogger

    Method: CHtmlLogger

    Description: Default constructor

    C++ default constructor can NOT contain any code, that

    might leave.

    Parameters: COutput* output: in: Output source

                const TDesC& aTestFile: in: Log filename

                TBool aThreadIdToLogFile: in: Indicator to thread id adding to

                                              end of the log file

    Return Values: None

    Errors/Exceptions: None

    Status: Approved

-------------------------------------------------------------------------------

*/

CHtmlLogger::CHtmlLogger( COutput* output,

                          const TDesC& aTestFile,

                          TBool aThreadIdToLogFile )

    {

    iOutput = output;

    StartHtmlPage( aTestFile, aThreadIdToLogFile );

    }

/*

-------------------------------------------------------------------------------

    Class: CHtmlLogger

    Method: ConstructL

    Description: Symbian OS second phase constructor

    Symbian OS default constructor can leave.

    Parameters: None

    Return Values: None

    Errors/Exceptions: None

    Status: Approved

-------------------------------------------------------------------------------

*/

void CHtmlLogger::ConstructL()

    {

    }

/*

-------------------------------------------------------------------------------

    Class: CHtmlLogger

    Method: NewL

    Description: Two-phased constructor.

    Parameters: const TDesC& aTestPath: in: Log path

                const TDesC& aTestFile: in: Log filename

                TLoggerType aLoggerType: in: File type

                TOutput aOutput: in: Output source

                TBool aOverWrite: in: For file overwrite

                TBool aWithTimeStamp: in: For timestamp

                TBool aWithLineBreak: in: For line break

                TBool aWithEventRanking: in: For events ranking to file

                TBool aThreadIdToLogFile: in: Indicator to thread id adding to

                                              end of the log file

                TBool aCreateLogDir: in: Indicator to directory creation

                TInt  aStaticBufferSize

                TBool aUnicode: in: Indicator if file has to be in unicode format

    Return Values: CHtmlLogger*: pointer to CHtmlLogger object

    Errors/Exceptions: Leaves if called COutput::NewL method fails

    Status: Proposal

-------------------------------------------------------------------------------

*/

CHtmlLogger* CHtmlLogger::NewL( const TDesC& aTestPath,

                                const TDesC& aTestFile,

                                TLoggerType aLoggerType,

                                TOutput aOutput,

                                TBool aOverWrite,

                                TBool aWithTimeStamp,

                                TBool aWithLineBreak,

                                TBool aWithEventRanking,

                                TBool aThreadIdToLogFile,

                                TBool aCreateLogDir,

                                TInt aStaticBufferSize,

                                TBool aUnicode )

    {

    __TRACE( KInfo, ( _L( "STIFLOGGER: Creating html logger" ) ) );

    // Create COutput object output

    COutput* output = COutput::NewL( aTestPath,

                                        aTestFile,

                                        aLoggerType,

                                        aOutput,

                                        aOverWrite,

                                        aWithTimeStamp,

                                        aWithLineBreak,

                                        aWithEventRanking,

                                        aThreadIdToLogFile,

                                        aCreateLogDir,

                                        aStaticBufferSize,

                                        aUnicode );

    CleanupStack::PushL( output ); 

    __ASSERT_ALWAYS( output != NULL, User::Leave( KErrNotFound ) );

    // Create CTxtLogger object htmlLogger and bind to COutput

    CHtmlLogger* htmlLogger = new (ELeave) CHtmlLogger( output,

                                                        aTestFile,

                                                        aThreadIdToLogFile );

    // HTML logger owns output object and it will be destroyed in STIFLogger

    // destructor.

    CleanupStack::Pop( output ); 

    CleanupStack::PushL( htmlLogger );

    htmlLogger->ConstructL();

    CleanupStack::Pop( htmlLogger );

    return htmlLogger;

    }

/*

-------------------------------------------------------------------------------

    Class: CHtmlLogger

    Method: ~CHtmlLogger

    Description: Destructor

    Parameters: None

    Return Values: None

    Errors/Exceptions: None

    Status: Approved

-------------------------------------------------------------------------------

*/

CHtmlLogger::~CHtmlLogger()

    {

    EndHtmlPage();

    }

/*

-------------------------------------------------------------------------------

    Class: CHtmlLogger

    Method: StartHtmlPage

    Description: Initialize html page.

    Parameters: const TDesC& aTestFile: in: Log filename

                TBool aThreadIdToLogFile: in: Indicator to thread id adding to

                                              end of the log file

    Return Values: None

    Errors/Exceptions:  TDesLoggerOverflowHandler called if logged data is 

                        over KMaxFileName.

    Status: Approved

-------------------------------------------------------------------------------

*/

void CHtmlLogger::StartHtmlPage( const TDesC& aTestFile,

                                    TBool aThreadIdToLogFile )

    {

    TFileName title;

    // Create overflow handler.

    TDesLoggerOverflowHandler overFlowHandler( this, 4 );

    // Title

    if( aTestFile.Length() < KMaxFileName )

        {

        title.Append( aTestFile );

        }    

    else

        {

        // If the title size is over the KMaxFileName rest of the title

        // will cut. Use normal overflowhandler to print overflow information.

        TBuf<4> empty; // Not really used.

        overFlowHandler.Overflow( empty );

        TPtrC cuttedtitle = aTestFile.Left( KMaxFileName );

        title.Append( cuttedtitle );

        }        

    // Add Thread id to title if enough space and test file is given and 

    // aThreadIdToLogFile is true

    if( title.Length() <  ( KMaxFileName - 3 ) && aTestFile.Length() > 0 &&

        aThreadIdToLogFile )

        {

        title.Append( _L( "_" ) );

        RThread threadHandle;                   // A handle to a thread

        TThreadId id = threadHandle.Id();       // Encapsulates the 

                                                // Id of a thread

        // Appends id in hexadesimal format                           

        title.AppendFormat( _L( "%x" ), (TInt)id );   

        }

    // Html start tags to whole page and header section

    iOutput->Write( EFalse, EFalse, EFalse,

                    _L8( "\n<html>\n<head>\n<title>" ) );

    // Html file title

    iOutput->Write( EFalse, EFalse, EFalse, title );

    // Html header section end tags and start tag to body section

    iOutput->Write( EFalse, EFalse, EFalse,

                    _L8( "</title>\n</head>\n\n\n<body>\n" ) );

    }

/*

-------------------------------------------------------------------------------

    Class: CHtmlLogger

    Method: EndHtmlPage

    Description: Finalize html page.

    Parameters: None

    Return Values: None

    Errors/Exceptions: None

    Status: Approved

-------------------------------------------------------------------------------

*/

void CHtmlLogger::EndHtmlPage()

    {

    // Html page and body section end tags

    iOutput->Write( EFalse, EFalse, EFalse,

                    _L8( "\n\n\n</html>\n</body>\n\n\n" ) );

    }

/*

-------------------------------------------------------------------------------

    Class: CHtmlLogger

    Method: StyleStarting

    Description: Start style information logging.

    Parameters: TInt aStyle: in: Style information

                TBool aTimeStamp: inout: Time stamp indicator

                TBool aEventRanking: inout: Event ranking indicator

    Return Values: None

    Errors/Exceptions: None

    Status: Approved

-------------------------------------------------------------------------------

*/

void CHtmlLogger::StyleStarting( TInt aStyle, TBool& aTimeStamp,

                                    TBool& aEventRanking )

    {

    if ( 0x00020 <= aStyle ||       // ERed, 0x00020 => 32

            0x00040 <= aStyle ||    // EImportant, 0x00040 => 64

            0x00080 <= aStyle ||    // EWarning, 0x00080 => 128

            0x00100 <= aStyle )     // EError, 0x00100 => 256

        {

        iOutput->Write( EFalse, EFalse, EFalse,

                                        _L8( "<FONT COLOR='#FF0000'>" ) );

        if ( 0x00100 <= aStyle )

            {

            iOutput->Write( aTimeStamp, EFalse, aEventRanking,

                                        _L8( "ERROR..." ) );

            aStyle -= 0x00100;

            aTimeStamp = EFalse;    // Time stamp added no time stamp to the

                                    // forward operations

            aEventRanking = EFalse; // Event ranking added no event ranking

                                    // to the forward operations

            }

        if ( 0x00080 <= aStyle )

            {

            iOutput->Write( aTimeStamp, EFalse, aEventRanking,

                                        _L8( "WARNING..." ) );

            aStyle -= 0x00080;

            aTimeStamp = EFalse;    // Time stamp added no time stamp to the 

                                    // forward operations

            aEventRanking = EFalse; // Event ranking added no event ranking

                                    // to the forward operations

            }

        if ( 0x00040 <= aStyle )

            {

            iOutput->Write( aTimeStamp, EFalse, aEventRanking,

                                        _L8( "IMPORTANT..." ) );

            aStyle -= 0x00040;

            aTimeStamp = EFalse;    // Time stamp added no time stamp to the 

                                    // forward operations

            aEventRanking = EFalse; // Event ranking added no event ranking

                                    // to the forward operations

            }

        if ( 0x00020 <= aStyle )

            {

            aStyle -= 0x00020;

            }

        }

    // EGreen, 0x00010 => 16

    if ( 0x00010 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse,

                        _L8( "<FONT COLOR='#009900'>" ) );

        aStyle -= 0x00010;

        }

    // EBlue, 0x00008 => 8

    if ( 0x00008 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse,

                        _L8( "<FONT COLOR='#3333FF'>" ) );

        aStyle -= 0x00008;

        }

    // EUnderline, 0x00004 => 4

    if ( 0x00004 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse, _L8( "<U>" ) );

        aStyle -= 0x00004;

        }

    // ECursive, 0x00002 => 2

    if ( 0x00002 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse, _L8( "<I>" ) );

        aStyle -= 0x00002;

        }

    // EBold, 0x00001 => 1

    if ( 0x00001 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse, _L8( "<B>" ) );

        aStyle -= 0x00001;

        }

    }

/*

-------------------------------------------------------------------------------

    Class: CHtmlLogger

    Method: StyleEnding

    Description: Ends style information logging.

    Parameters: TInt aStyle: in: Style information

    Return Values: None

    Errors/Exceptions: None

    Status: Approved

-------------------------------------------------------------------------------

*/

void CHtmlLogger::StyleEnding( TInt aStyle )

    {

    if ( 0x00020 <= aStyle ||       // ERed, 0x00020 => 32

            0x00040 <= aStyle ||    // EImportant, 0x00040 => 64

            0x00080 <= aStyle ||    // EWarning, 0x00080 => 128

            0x00100 <= aStyle )     // EError, 0x00100 => 256

        {

        iOutput->Write( EFalse, EFalse, EFalse, _L8( "</FONT>" ) );

        if ( 0x00100 <= aStyle )

            {

            aStyle -= 0x00100;

            }

        if ( 0x00080 <= aStyle )

            {

            aStyle -= 0x00080;

            }

        if ( 0x00040 <= aStyle )

            {

            aStyle -= 0x00040;

            }

        if ( 0x00020 <= aStyle )

            {

            aStyle -= 0x00020;

            }

        }

    // EGreen, 0x00010 => 16

    if ( 0x00010 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse, _L8( "</FONT>" ) );

        aStyle -= 0x00010;

        }

    // EBlue, 0x00008 => 8

    if ( 0x00008 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse, _L8( "</FONT>" ) );

        aStyle -= 0x00008;

        }

    // EUnderline, 0x00004 => 4

    if ( 0x00004 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse, _L8( "</U>" ) );

        aStyle -= 0x00004;

        }

    // ECursive, 0x00002 => 2

    if ( 0x00002 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse, _L8( "</I>" ) );

        aStyle -= 0x00002;

        }

    // EBold, 0x00001 => 1

    if ( 0x00001 <= aStyle )

        {

        iOutput->Write( EFalse, EFalse, EFalse, _L8( "</B>" ) );

        aStyle -= 0x00001;

        }

    }

/*

-------------------------------------------------------------------------------

    Class: CHtmlLogger

    Method: Send

    Description: Send style information and 16 bit data to the output module

    Parameters: TInt TStyle: in: Text forming

                const TDesC& aData: in: Data to be logged

    Return Values: TInt: Symbian error code.

    Errors/Exceptions: None

    Status: Approved

-------------------------------------------------------------------------------

*/

TInt CHtmlLogger::Send( TInt aStyle, const TDesC& aData )

    {

    // Time stamp indicator

    TBool timestamp( ETrue );

    // Event ranking indicator

    TBool eventranking( ETrue );

    StyleStarting( aStyle, timestamp, eventranking );

    TInt ret = iOutput->Write( timestamp, ETrue, eventranking, aData );

    StyleEnding( aStyle );

    return ret;

    }