/*

* Copyright (c) 2006 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:  CCSXHHtmlTOC1 class definition

*

*/

#include "CSXHHtmlTOC1.h"

#include "CSXHHtmlTOC2.h"

#include "CSXHViewIDs.h"

#include "CSXHHTMLContentParser.h"

#include "CSXHHelpDataBase.h"

#include "csxhconstants.h"

#include <eikenv.h> 

#include <utf.h>

#include <data_caging_path_literals.hrh>

#include <zipfile.h>

#include <bautils.h>

#include <SenXmlReader.h> 

#include <f32file.h>

#include <pathinfo.h>

const TInt KBufSize = 35;

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// Items commented in header.

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CCSXHHtmlTOC1* CCSXHHtmlTOC1::NewL(const TDesC& aName, const TDesC& aFolder,const TInt& aDrive, TUid aViewId, TInt32 aPriority)

    {

    CCSXHHtmlTOC1* self = new (ELeave) CCSXHHtmlTOC1(aName, aFolder, aDrive, aViewId, aPriority);

    return self;

    }

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// Items commented in header.

// ---------------------------------------------------------

CCSXHHtmlTOC1::CCSXHHtmlTOC1(const TDesC& aName, const TDesC& aFolder,const TInt& aDrive, TUid aViewId, TInt32 aPriority):

                    CCSXHGenericTOC1(aName, aPriority), iAppUid(aFolder), iDrive(aDrive), iViewId(aViewId)

    {//No implementation required

    }

// ---------------------------------------------------------

// Items commented in header.

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CCSXHHtmlTOC1::~CCSXHHtmlTOC1()

    {//No implementation required

    }   

// ---------------------------------------------------------

// Items commented in header.

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TUid CCSXHHtmlTOC1::GetViewID() const

    {

    return iViewId;

    }

// ---------------------------------------------------------

// Items commented in header.

// ---------------------------------------------------------

void CCSXHHtmlTOC1::GetHelpFileL(TBuf<KMaxFileName>&  aFileName ) const

    {

    //return iHelpFile;

    return CCSXHHTMLContentParser::GetHtmlFileL(

                CCSXHHelpDataBase::GetInstance()->GetCoeEnv(),iDrive,iAppUid,aFileName);

    }

// ---------------------------------------------------------

// Items commented in header.

// ---------------------------------------------------------    

const TUid& CCSXHHtmlTOC1::GetAppUid() const

    {

    return iAppUid.GetUid();

    }

// ---------------------------------------------------------

// Items commented in header.

// ---------------------------------------------------------    

TBool CCSXHHtmlTOC1::IsROMDrive() 

    {

    TInt ROMDrive;

    RFs::CharToDrive( PathInfo::RomRootPath()[0], ROMDrive );

    if(ROMDrive == iDrive)

    	return ETrue;

    else

    	return EFalse;

    }

// ---------------------------------------------------------

// Items commented in header.

// ---------------------------------------------------------

CCSXHHelpContentBase* CCSXHHtmlTOC1::GetContextTopic(const TDesC&  contextName)

    {

    TBool resetChildList = EFalse;

    if(iChildList == NULL)

        {

        InitChildList();//Generates child list  

        resetChildList = ETrue;

        }

    TInt count =    iChildList->Count();

    CCSXHHtmlTOC2* toc2 = NULL;

    for(TInt i=0;i<count;++i )

        {

        toc2 = STATIC_CAST(CCSXHHtmlTOC2*, (*iChildList)[i]);

        TBuf<KBufSize> contextFile = contextName;

        contextFile.Append(KHtmlFileExtn);

        if(contextFile.Compare(toc2->GetFileName()) == 0)

            return toc2;//Child list should not be reset

        }

    if(resetChildList)

        ResetChildList();

    return NULL;    

    }

// ---------------------------------------------------------

// Items commented in header.

// --------------------------------------------------------- 

CCSXHHelpContentBase* CCSXHHtmlTOC1::GetHtmlTopicForFile(const TDesC&  aFile)

    {

    TBool resetChildList = EFalse;

    if(iChildList ==NULL)

        {

        InitChildList();//Generates child list if required.     

        resetChildList = ETrue;

        }

    TInt count = iChildList->Count();

    CCSXHHtmlTOC2* toc2 = NULL;

    for(TInt i=0;i<count;++i )

        {

        toc2 = STATIC_CAST(CCSXHHtmlTOC2*, (*iChildList)[i]);

        if(toc2->GetFileName().Compare(aFile) == 0)

            return toc2;//Child list should not be reset

        }

    if(resetChildList)

        ResetChildList();

    return NULL;

    }

// ---------------------------------------------------------

// Items commented in header.

// ---------------------------------------------------------

void CCSXHHtmlTOC1::InitChildList()

    {

    if(iChildList != NULL)

        return;

    ConstructChildList();

    TRAP_IGNORE(CCSXHHelpDataBase::GetInstance()->GetHtmlParser()->

                                                        GenerateTOC2ListL(*this,iChildList));

    }

TBool CCSXHHtmlTOC1::IsValid() const

	{

	return iAppUid.IsValid();

	}

TAppUid::TAppUid(const TDesC& aFolder)

	{

	TLex lex(aFolder.Mid(KHexPrefixLength));

	TUint appId = 0;

	lex.Val(appId,EHex);

	if(appId)

		{

		iUid = TUid::Uid((TInt)appId);

		iLength = aFolder.Length();		

		}

	else

		{

		iLength = 0;

		}

	}

const TUid& TAppUid::GetUid() const

	{

	return iUid;

	}

TBool TAppUid::IsValid() const

	{

	return iLength ? ETrue : EFalse;

	}

void TAppUid::AppendUid(TBuf<KMaxFileName>& aStr) const

	{

	TInt initialLen = aStr.Length();

	aStr.Append(KHexPrefix);

	aStr.AppendNum(iUid.iUid,EHex);

	TInt finalLen = aStr.Length();

	while(iLength > (finalLen - initialLen))

		{

		aStr.Insert(initialLen+KHexPrefixLength,KZero);

		++finalLen;

		}

	}