/*

* Copyright (c) 2002-2004 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:  DM-settings 

*

*/

#include <SyncMLDef.h>

#include <utf.h>

#include <nsmlconstants.h>

#include <nsmldebug.h>

#include <nsmldmconstants.h>

#include <nsmldmtreedbclient.h>

#include <xml/RXMLReader.h>

#include <centralrepository.h>

#include "nsmldmsettings.h"

#include "barsc.h"

#include "bautils.h"

#include "NSmlDMResourceProfile.h"

#include "DMprofileContentHandler.h"

#include "DevManInternalCRKeys.h"

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

//

//		CNSmlDMSettings

//

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

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

//		CNSmlDMSettings::NewL()

//		Creates a new instance of CNSmlDMSettings object.

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

EXPORT_C CNSmlDMSettings* CNSmlDMSettings::NewL()

	{

	CNSmlDMSettings* self = CNSmlDMSettings::NewLC();	

	CleanupStack::Pop();

	return self;

	}	

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

//		CNSmlDMSettings::NewLC()

//		Creates a new instance of CNSmlDMSettings object. 

//		Pushes and leaves new instance into CleanupStack.

//		Opens/creates settings database.

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

EXPORT_C CNSmlDMSettings* CNSmlDMSettings::NewLC()

	{

	CNSmlDMSettings* self = new( ELeave ) CNSmlDMSettings;

	CleanupStack::PushL( self );

	User::LeaveIfError( self->iFsSession.Connect() );

	User::LeaveIfError( self->iRdbSession.Connect() );	

    TParse name;

#ifdef SYMBIAN_SECURE_DBMS

	name.Set( KNSmlDMSettingsDbName(), NULL, NULL );

#else

    name.Set( KNSmlDMSettingsDbName(), KNSmlDatabasesNonSecurePath, NULL );

#endif

	TInt err = self->iDatabase.Open( self->iRdbSession,

	                                 name.FullName(),

	                                 KNSmlDBMSSecureSOSServerID );

	if ( err == KErrNotFound )

		{

		self->CreateDatabaseL( name.FullName() );

		self->iDatabase.Open( self->iRdbSession,

		                      name.FullName(),

		                      KNSmlDBMSSecureSOSServerID );

		}

	else

		{

		if ( (err == KErrEof) || (err == KErrCorrupt) ||

		     (err == KErrArgument) || (err == KErrNotSupported))

			{

			self->iRdbSession.DeleteDatabase( name.FullName(),

                                              KNSmlSOSServerPolicyUID );

			}

		User::LeaveIfError( err );

		}

	User::LeaveIfError( self->iTableProfiles.Open( self->iDatabase, KNSmlDMTableProfiles ) );

	self->iColSet = self->iTableProfiles.ColSetL();

	//Upgrade from older releases 

	if( self->iColSet->Count() != KNSmlDMProfileTableColCount )

	{		

		self->ScanAndRepairRestoredProfilesL();

	}

	return self;

	}

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

//		CNSmlDMSettings::~CNSmlDMSettings()

//		Destructor.

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

EXPORT_C CNSmlDMSettings::~CNSmlDMSettings()

	{

	iView.Close();

	delete iColSet;

	iTableProfiles.Close();

	iDatabase.Close();

	iFsSession.Close();

	iRdbSession.Close();

	}

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

//		CNSmlDMSettings::ScanAndRepairRestoredProfilesL()

//		Scan And Repair RestoredProfiles in database.

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

EXPORT_C void CNSmlDMSettings::ScanAndRepairRestoredProfilesL()

{

	if( iColSet->Count() != KNSmlDMProfileTableColCount )

	{

        TBool hiddenMissing = EFalse;

        TBool lastSyncMissing = EFalse;

		TBool profilelockMissing = EFalse;		

        if(iColSet->ColNo( KNSmlDMProfileHidden ) == KDbNullColNo)

        {

        	hiddenMissing = ETrue;

            iMissingCols.AppendL(TPtrC (KNSmlDMProfileHidden)) ;

        }

        if(iColSet->ColNo( KNSmlDMLastSync ) == KDbNullColNo)

        {

        	lastSyncMissing= ETrue;

            iMissingCols.AppendL(TPtrC(KNSmlDMLastSync));

        }

        if(iColSet->ColNo( KNSmlDMProfileLock ) == KDbNullColNo)

                {

                    profilelockMissing= ETrue;

                    iMissingCols.AppendL(TPtrC(KNSmlDMProfileLock));

                }

            //Check for missing column 

        if ( hiddenMissing || lastSyncMissing || profilelockMissing  )

        {                   

            CNSmlDMProfileList* oldProfiles = new( ELeave ) CArrayPtrFlat<CNSmlDMProfileListItem>(1);

            CleanupStack::PushL( PtrArrCleanupItem( CNSmlDMProfileListItem, oldProfiles ) );

            GetProfileListL(oldProfiles);

            for ( TInt i = 0; i < oldProfiles->Count(); i++)

            {	

                TInt profileID = (*oldProfiles)[i]->IntValue( TNSmlDMProfileData( EDMProfileId ) );

                CNSmlDMProfile* profile = OldProfileL( profileID );

                profile->CloseDbHandles();

                iOldProfiles.AppendL(profile);

                HBufC* sqlStatement = HBufC::NewLC( KDMSQLDeleteProfile().Length() + KNSmlDmMaxIntegerLength );

                TPtr sqlStatementPtr = sqlStatement->Des();

    		    TInt err( KErrNone );

                iDatabase.Begin();

                sqlStatementPtr.Format( KDMSQLDeleteProfile, profileID );

                err = iDatabase.Execute( sqlStatementPtr );

                CleanupStack::PopAndDestroy();  // sqlStatement

                    if ( err < KErrNone )

        		    {   

        		    iDatabase.Rollback();

        	      	}

                iDatabase.Commit();

                iDatabase.Compact();

    	    }

            iView.Close();

            delete iColSet;

            iColSet = NULL;

            iTableProfiles.Close();

            iDatabase.Begin();

            iDatabase.DropTable(KNSmlDMTableProfiles);

            iDatabase.DropTable(KDMCreateCommSetTable);

            iDatabase.DropTable(KNSmlTableVersion);

            iDatabase.Commit();

            iDatabase.Compact();

            CreateDMTablesL();

            User::LeaveIfError( iTableProfiles.Open( iDatabase, KNSmlDMTableProfiles ) );

            iColSet = iTableProfiles.ColSetL();

            CreateHiddenProfilesL();

            CreateDMProfilesFromXmlL();

            // Get the server ID if found in resource do not save it

            RArray<TPtrC> serverIDList;

            CNSmlDMProfileList* newProfiles = new( ELeave ) CArrayPtrFlat<CNSmlDMProfileListItem>(1);

            CleanupStack::PushL( PtrArrCleanupItem( CNSmlDMProfileListItem, newProfiles ) );

            GetProfileListL(newProfiles);

            for ( TInt i = 0; i < newProfiles->Count(); i++)

                {	

          //      (*newProfiles)[i]->StrValue( TNSmlDMProfileData( EDMProfileServerId );

                TInt profileID = (*newProfiles)[i]->IntValue( TNSmlDMProfileData( EDMProfileId ) );

                CNSmlDMProfile* profile = ProfileL( profileID );

			    CleanupStack::PushL( profile );

                serverIDList.AppendL(profile->StrValue( EDMProfileServerId));

                CleanupStack::PopAndDestroy(profile);

                }

             newProfiles->ResetAndDestroy();

            CleanupStack::PopAndDestroy(); //newProfiles                

           // now save the profiles . 

            for( TInt i = 0 ; i<iOldProfiles.Count(); i++ ) 

            {

                CNSmlDMProfile *profile = iOldProfiles[i];

                profile->ResetID();

                profile->ResetDatabaseL(&(iDatabase));

                if( serverIDList.Find(profile->StrValue( TNSmlDMProfileData( EDMProfileServerId ))) == KErrNotFound)

                    {

                    profile->SaveL();

                    }

            }

            oldProfiles->ResetAndDestroy();

            CleanupStack::PopAndDestroy(); //oldProfiles

         }

         else // Corrupt case 

            {

            iTableProfiles.Close();

            iDatabase.Close();

            TParse name;

#ifdef SYMBIAN_SECURE_DBMS

	name.Set( KNSmlDMSettingsDbName(), NULL, NULL );

#else

    name.Set( KNSmlDMSettingsDbName(), KNSmlDatabasesNonSecurePath, NULL );

#endif

            TInt err = iRdbSession.DeleteDatabase( name.FullName(),

                                              KNSmlSOSServerPolicyUID );

            CreateDatabaseL( name.FullName() );

            err = iDatabase.Open( iRdbSession,

		                      name.FullName(),

		                      KNSmlDBMSSecureSOSServerID );

             }

           User::LeaveIfError( iTableProfiles.Open( iDatabase, KNSmlDMTableProfiles ) );

	       iColSet = iTableProfiles.ColSetL();

	}

	}

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

//		CNSmlDMSettings::CreateDMTablesL()

//		Creates settings database.

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

void CNSmlDMSettings::CreateDMTablesL()

    {

    HBufC* createProfileTable = HBufC::NewLC( KDMCreateDMProfilesTable().Length() + KNSmlDmCreateDB); 

	TPtr profileTablePtr = createProfileTable->Des();

	profileTablePtr.Format(KDMCreateDMProfilesTable,	KNSmlDmMaxProfileNameLength,

													KNSmlDmMaxUsernameLength,

													KNSmlDmMaxPasswordLength,

													KNSmlDmSharedSecretMaxLength,

													KNSmlDmMaxURLLength,

													KNSmlDmServerIdMaxLength,

													KNSmlDmMaxHttpAuthUsernameLength,		

													KNSmlDmMaxHttpAuthPasswordLength);

	iDatabase.Begin();

	iDatabase.Execute( *createProfileTable );

	iDatabase.Execute( KDMCreateCommSetTable );

	CDbColSet* colSet = CDbColSet::NewLC();

	colSet->AddL(TDbCol(KNSmlVersionColumnMajor(), EDbColUint16));

	colSet->AddL(TDbCol(KNSmlVersionColumnMinor(), EDbColUint16));

	User::LeaveIfError(iDatabase.CreateTable(KNSmlTableVersion(), *colSet));

	CleanupStack::PopAndDestroy(  ); //colset

	RDbTable table;

	User::LeaveIfError(table.Open(iDatabase, KNSmlTableVersion()));

	CleanupClosePushL(table);

	colSet = table.ColSetL();

	CleanupStack::PushL(colSet);

	table.InsertL();

	table.SetColL(colSet->ColNo(KNSmlVersionColumnMajor), KNSmlSettingsCurrentVersionMajor);

	table.SetColL(colSet->ColNo(KNSmlVersionColumnMinor), KNSmlSettingsCurrentVersionMinor);

	table.PutL();

	iDatabase.Commit();

//	iDatabase.Close();

	CleanupStack::PopAndDestroy( 3 ); // createProfileTable, colSet, table													

    }

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

//		CNSmlDMSettings::CreateDatabaseL()

//		Creates settings database.

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

void CNSmlDMSettings::CreateDatabaseL(const TDesC& aFullName)

	{				

	HBufC* createProfileTable = HBufC::NewLC( KDMCreateDMProfilesTable().Length() + KNSmlDmCreateDB); 

	TPtr profileTablePtr = createProfileTable->Des();

	profileTablePtr.Format(KDMCreateDMProfilesTable,	KNSmlDmMaxProfileNameLength,

													KNSmlDmMaxUsernameLength,

													KNSmlDmMaxPasswordLength,

													KNSmlDmSharedSecretMaxLength,

													KNSmlDmMaxURLLength,

													KNSmlDmServerIdMaxLength,

													KNSmlDmMaxHttpAuthUsernameLength,		

													KNSmlDmMaxHttpAuthPasswordLength);

    User::LeaveIfError( iDatabase.Create( this->iRdbSession,

                                          aFullName,

                                          KNSmlDBMSSecureSOSServerID ) );  

	iDatabase.Begin();

	iDatabase.Execute( *createProfileTable );

	iDatabase.Execute( KDMCreateCommSetTable );

	CDbColSet* colSet = CDbColSet::NewLC();

	colSet->AddL(TDbCol(KNSmlVersionColumnMajor(), EDbColUint16));

	colSet->AddL(TDbCol(KNSmlVersionColumnMinor(), EDbColUint16));

	User::LeaveIfError(iDatabase.CreateTable(KNSmlTableVersion(), *colSet));

	CleanupStack::PopAndDestroy(  ); //colset

	RDbTable table;

	User::LeaveIfError(table.Open(iDatabase, KNSmlTableVersion()));

	CleanupClosePushL(table);

	colSet = table.ColSetL();

	CleanupStack::PushL(colSet);

	table.InsertL();

	table.SetColL(colSet->ColNo(KNSmlVersionColumnMajor), KNSmlSettingsCurrentVersionMajor);

	table.SetColL(colSet->ColNo(KNSmlVersionColumnMinor), KNSmlSettingsCurrentVersionMinor);

	table.PutL();

	iDatabase.Commit();

	CreateHiddenProfilesL();

	CreateDMProfilesFromXmlL();

	iDatabase.Close();

	CleanupStack::PopAndDestroy( 3 ); // createProfileTable, colSet, table

	}

//=============================================

//		CNSmlDMSettings::CreateHiddenProfilesL()

//		Create new profiles reading data from

//		resource file

//=============================================

void CNSmlDMSettings::CreateHiddenProfilesL()

	{

	TFileName fileName;

	Dll::FileName( fileName );

	TParse parse;

	parse.Set( KNSmlDMProfilesRsc, &fileName, NULL );

	fileName = parse.FullName();

	RResourceFile resourceFile; 

	BaflUtils::NearestLanguageFile( iFsSession, fileName );

	TRAPD(leavecode,resourceFile.OpenL( iFsSession,fileName));

	if(leavecode != KErrNone )

		{

		return;

		}

	CleanupClosePushL(resourceFile);

	HBufC8* profileRes = resourceFile.AllocReadLC( NSML_DM_PROFILES );

	TResourceReader reader;

	reader.SetBuffer( profileRes );

	CNSmlDMResourceProfiles* profileResReader = CNSmlDMResourceProfiles::NewLC( reader, this );

	profileResReader->SaveProfilesL();

	CleanupStack::PopAndDestroy(3); // profileResReader, profileRes, resourceFile

	}

//=============================================

//		CNSmlDMSettings::CreateDMProfilesFromXmlL()

//		Create new profiles reading data from

//		XML file

//=============================================

void CNSmlDMSettings::CreateDMProfilesFromXmlL()

	{

	_DBG_FILE("CNSmlDMSettings::CreateDMProfilesFromXmlL(): begin");

	TBuf<KMaxXmlPathLength> xmlPath;

    CRepository* cenrep = NULL;

    cenrep = CRepository::NewL( KCRUidDeviceManagementInternalKeys );

    TInt result = cenrep->Get( KDevManProfilesXMLFile, xmlPath );

    delete cenrep;

    cenrep = NULL;

	if((xmlPath.Length()) && (result == KErrNone))

	{

		TInt error = KErrNone;

		RFile wFile;	

		if(wFile.Open(iFsSession, xmlPath, EFileRead | EFileShareReadersOnly) != KErrNone)		

		{		

		return;

		}

		CleanupClosePushL(wFile);

		RXMLReader DMProfileParser;

		DMProfileParser.CreateL();		

		CleanupClosePushL(DMProfileParser);

		CDMProfileContentHandler* contentHandler = CDMProfileContentHandler::NewL(this);

		CleanupStack::PushL(contentHandler);

		DMProfileParser.SetContentHandler(contentHandler);

		//parse xml file

		TRAP(error, DMProfileParser.ParseL(wFile));

		if(error == KErrNone )

		{

			contentHandler->SaveProfilesL();			

		} 

		else

		{

			DBG_FILE_CODE(error, _S8("CNSmlDMSettings::CreateDMProfilesFromXmlL() : XML parser status"));

		}   

		CleanupStack::PopAndDestroy(3); // contentHandler, DMProfileParser, wFile			

	}		

	_DBG_FILE("CNSmlDMSettings::CreateDMProfilesFromXmlL(): end");	

	}

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

//		CNSmlDMSettings::CreateProfileL()

//		Returns a pointer to newly created CNSmlDMProfile object.

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

EXPORT_C CNSmlDMProfile* CNSmlDMSettings::CreateProfileL()

	{

	CNSmlDMProfile* profile = CNSmlDMProfile::NewL( this->Database() );

	// Set default values for a profile

	profile->SetIntValue( EDMProfileId,							KNSmlNewObject );

	profile->SetIntValue( EDMProfileTransportId,				KUidNSmlMediumTypeInternet.iUid );

	profile->SetIntValue( EDMProfileIAPId,						-1 );

	profile->SetIntValue( EDMProfileServerAlertAction,			ESmlConfirmSync );

	profile->SetIntValue( EDMProfileAuthenticationRequired,		EFalse );

	profile->SetIntValue( EDMProfileDeleteAllowed,				ETrue );

	profile->SetIntValue( EDMProfileHttpAuthUsed,				EFalse );

	profile->SetIntValue( EDMProfileLock,				        ETrue );

	return profile;

	}

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

//		CNSmlDMSettings::CreateProfileL()

//		Copies all profile data with given Id to

//		a newly created CNSmlDMProfile object.

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

EXPORT_C CNSmlDMProfile* CNSmlDMSettings::CreateProfileL( const TInt aId  )

	{

	CNSmlDMProfile* profile = ProfileL( aId);

	if ( profile )

		{

		profile->SetIntValue( EDMProfileId, KNSmlNewObject );

		}

	return profile;

	}

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

//		CNSmlDMSettings::Database()

//		Returns a reference to settings database object.

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

EXPORT_C RDbNamedDatabase* CNSmlDMSettings::Database()

	{

	return &iDatabase;

	}

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

//		CNSmlDMSettings::ProfileL()

//		Returns a pointer to CNSmlDMProfile object with given Id.

//		If there's no corresponding Id in the database, returns NULL.

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

EXPORT_C CNSmlDMProfile* CNSmlDMSettings::ProfileL( TInt aId)

	{

	_DBG_FILE("CNSmlDMSettings::ProfileL(): begin");

	HBufC* sqlStatement = HBufC::NewLC( KDMSQLGetProfile().Length() + KNSmlDmMaxIntegerLength );

	TPtr sqlStatementPtr = sqlStatement->Des();

	sqlStatementPtr.Format( KDMSQLGetProfile, aId );

	PrepareViewL( sqlStatementPtr, iView.EReadOnly );

	CleanupStack::PopAndDestroy(); // sqlStatement

	CNSmlDMProfile* profile = CNSmlDMProfile::NewL( Database() );

	if( iView.FirstL() )

		{

		CleanupStack::PushL( profile );

		CNSmlDMCrypt* crypt = new(ELeave) CNSmlDMCrypt;

		CleanupStack::PushL(crypt);

		iView.GetL();

		profile->SetIntValue( EDMProfileId,						ViewColUint( KNSmlDMProfileId ) );

		profile->SetStrValue( EDMProfileDisplayName,			ViewColDes( KNSmlDMProfileDisplayName ) );

		profile->SetIntValue( EDMProfileIAPId,					ViewColInt( KNSmlDMProfileIAPId ) );

		profile->SetIntValue( EDMProfileTransportId,			ViewColInt( KNSmlDMProfileTransportId ) );

		profile->SetStrValue( EDMProfileServerUsername, 		ViewColDes( KNSmlDMProfileServerUsername ) );

		profile->SetStrValue( EDMProfileServerPassword, 		crypt->DecryptedL(ViewColDes( KNSmlDMProfileServerPassword ) ) );

		profile->SetStrValue( EDMProfileClientPassword,         crypt->DecryptedL(ViewColDes( KNSmlDMProfileClientPassword ) ) );

		profile->SetStrValue( EDMProfileServerURL,              ViewColDes( KNSmlDMProfileServerURL ) );

		profile->SetStrValue( EDMProfileServerId,				ViewColDes( KNSmlDMProfileServerId ) );

		profile->SetIntValue( EDMProfileSessionId,				ViewColInt( KNSmlDMProfileSessionId ) );

		profile->SetIntValue( EDMProfileServerAlertAction, 		ViewColInt( KNSmlDMProfileServerAlertedAction ) );

		profile->SetIntValue( EDMProfileAuthenticationRequired,	ViewColInt( KNSmlDMProfileAuthenticationRequired ) );

		profile->SetIntValue( EDMProfileCreatorId,				ViewColInt( KNSmlDMProfileCreatorId ) );