/*

* Copyright (c) 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:  

*       Provides MMS Settings.

*

*/

// INCLUDE FILES

#include <coemain.h>

#include <eikenv.h>

#include <ApUtils.h> //CApUtils, CCommsDatabase, EDatabaseTypeIAP

#include <AknQueryDialog.h>

#include <AknWaitDialog.h>

#include <akninputblock.h>  //CAknInputBlock

#include <bautils.h>

#include <ConeResLoader.h>          // for RConeResourceLoader

#include <StringLoader.h>

#include <data_caging_path_literals.hrh> 

#include <msvids.h>

#include <MmsSettings.rsg>

#include <mmsclient.h>

#include <mmserrors.h>

#include <MtmExtendedCapabilities.hrh> // for TMscFactorySettingsLevel

#include "MmsSettingsHandler.h"

#include "MmsSettingsPanic.h"

#include "MmsMtmConst.h"

_LIT( KMmsSettingsResourceFileName, "mmssettings.rsc" );

GLREF_C void Panic(TMmsSettingsPanic aPanic)

    {

    _LIT( KPanicText,"MmsSettings.dll" );

    User::Panic( KPanicText, aPanic );

    }   

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

// CMmsSettingsHandler::CMmsSettingsHandler()

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

//

CMmsSettingsHandler::CMmsSettingsHandler( CMmsClientMtm& aMmsClient ) :

    iMmsClient( aMmsClient ), iResourceOffset( 0 )

    {

    }

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

// CMsgInfoMessageInfoDialog::ConstructL

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

//

void CMmsSettingsHandler::ConstructL()

    {    

    iMmsSettings = CMmsSettings::NewL();    

    iMmsClient.RestoreSettingsL();

    iMmsSettings->CopyL( iMmsClient.MmsSettings() );

    TParse fileParse;

    fileParse.Set( KMmsSettingsResourceFileName, &KDC_RESOURCE_FILES_DIR, NULL );

    TFileName fileName( fileParse.FullName() );

    CEikonEnv* env = CEikonEnv::Static( );

    BaflUtils::NearestLanguageFile( env->FsSession(), fileName );

    iResourceOffset = env->AddResourceFileL( fileName );

    }

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

// CMmsSettingsHandler::NewL()

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

//

EXPORT_C CMmsSettingsHandler* CMmsSettingsHandler::NewL( CMmsClientMtm& aMmsClient )

    {

    LOGTEXT( _L8( "CMmsSettingsHandler::NewL, start" ) );

    CMmsSettingsHandler* self = new ( ELeave ) CMmsSettingsHandler( aMmsClient );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop(); //self

    return self;

    }

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

// CMmsSettingsHandler::~CMmsSettingsHandler

// Destructor

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

//

EXPORT_C CMmsSettingsHandler::~CMmsSettingsHandler()

    {

    if( iResourceOffset )

        {

        CCoeEnv::Static()->DeleteResourceFile( iResourceOffset );

        }

    delete iMmsSettings;

    if ( iWaitDialog )

        {

        TRAP_IGNORE( iWaitDialog->ProcessFinishedL() );

        }

    }

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

// CMmsSettingsHandler::ApExistsL

// Checks the existence of given access point

// according to id.

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

//

EXPORT_C TBool CMmsSettingsHandler::ApExistsL( TInt32 aAp )

    {

    if ( aAp == KErrNotFound )

        {

        return EFalse;

        }

    CCommsDatabase* commsDb = CCommsDatabase::NewL( EDatabaseTypeIAP );

    CleanupStack::PushL( commsDb );

    CApUtils* apUtils = CApUtils::NewLC( *commsDb );

    TBool exists = EFalse;

    TRAPD( error, ( exists = apUtils->WapApExistsL( aAp ) ) );

    CleanupStack::PopAndDestroy( 2 ); //apUtils, commsDb

    if ( exists )

        {

        return ETrue;

        }

    if ( error != KErrNotFound )

        {

        User::LeaveIfError( error );

        }

    return EFalse;

    }

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

// CMmsSettingsHandler::CheckSettingsL() const

// Check MMS service settings

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

//

EXPORT_C TBool CMmsSettingsHandler::CheckSettingsL( 

        CMmsSettingsDialog::TMmsExitCode& aExitCode )

    {

    TInt error = iMmsSettings->ValidateSettings();

    if ( error == KMmsErrorInvalidSettings )

        {

        //Settings corrupted. Restore factory settings.

        RestoreDefaultSettingsL( EMmsFactorySettingsLevelNormal );

        //Re-check the service.

        //error = iMmsClient.ValidateService( iMmsClient.DefaultSettingsL() );

        error = iMmsSettings->ValidateSettings();

        }

    if ( error != KErrNone )

        { // something wrong in service settings

        CAknQueryDialog* settingsNotOkQuery = CAknQueryDialog::NewL();

        if ( settingsNotOkQuery->ExecuteLD( R_MMSUI_QUERY_AP_ERROR ) )

            {

            // user wants to correct the settings

            CEikStatusPane* sp = CEikonEnv::Static()->AppUiFactory()->StatusPane();

            TInt previous = sp->CurrentLayoutResId();

            sp->SwitchLayoutL( R_AVKON_STATUS_PANE_LAYOUT_USUAL );

            sp->MakeVisible( ETrue );

            sp->DrawNow();

            LaunchSettingsDialogL( aExitCode );

            sp->SwitchLayoutL( previous );

            sp->MakeVisible( ETrue );

            sp->DrawNow();

            }

        return EFalse;

        }

    return ETrue;

    }

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

// CMsvOperation* CMmsSettingsHandler::CompleteSettingsOperationL(

//    TRequestStatus& aCompletionStatus, const CMmsSettingsDialog::TMmsExitCode& aExitCode)

// Creates completed operation after settings dialog closing with appropriate parameters.

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

//

EXPORT_C CMsvOperation* CMmsSettingsHandler::CompleteSettingsOperationL(

    TRequestStatus& aCompletionStatus,

    const CMmsSettingsDialog::TMmsExitCode& aExitCode

    /* = CMmsSettingsDialog::EMmsExternalInterrupt */)

    {

    TInt err = KErrNone;

    if ( aExitCode == CMmsSettingsDialog::EMmsExit )

        {

        LOGTEXT( _L8( "MmsMtmUi Service Settings dialog exiting" ) );

        err = EEikCmdExit;

        }

    // Nothing to do, so return a completed operation.

    return CMsvCompletedOperation::NewL( iMmsClient.Session(), 

        KUidMsvLocalServiceMtm, 

        KNullDesC8, 

        KMsvLocalServiceIndexEntryId, 

        aCompletionStatus, 

        err );

    }

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

// CMmsSettingsHandler::HandleFactorySettingsL

// Reset Factory Settings support

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

EXPORT_C void CMmsSettingsHandler::HandleFactorySettingsL( TDes8& aLevel )

    {

    TPckgBuf <TMsvFactorySettingsLevel> paramPack;

    const TInt paramSize = sizeof( TMsvFactorySettingsLevel );

    __ASSERT_DEBUG( aLevel.Length() > 0, Panic( EMmsSettingsWrongParameters ) );

    if ( aLevel.Length() > 0 )

        {

        paramPack.Copy( aLevel.Ptr(), paramSize );

        const TMsvFactorySettingsLevel& level = paramPack();

        LOGTEXT2( _L16( "CMmsSettingsHandler calling RestoreFactorySettings with level %d"), level );

        if ( level == EMsvFactorySettingsLevelNormal )

            {

            RestoreDefaultSettingsL( EMmsFactorySettingsLevelNormal );

            }

        else if ( level == EMsvFactorySettingsLevelDeep )

            {

            RestoreDefaultSettingsL( EMmsFactorySettingsLevelDeep );

            }

        else

            {

            __ASSERT_DEBUG( EFalse, Panic( EMmsSettingsWrongParameters ) );

            }

        }

    }

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

// void CMmsSettingsHandler::LaunchSettingsDialogL(

//      CMmsSettingsDialog::TMmsExitCode& aExitCode )

// Opens either MMS Service Settings or MMS Sending Settings dialog.

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

//

EXPORT_C void CMmsSettingsHandler::LaunchSettingsDialogL(

    CMmsSettingsDialog::TMmsExitCode& aExitCode )

    {

    // Reload settings, because mce does not create CMmsSettingsHandler from scratch

    RefreshSettingsL();

    CMmsSettingsDialog* dlg = new ( ELeave ) CMmsSettingsDialog( iMmsSettings, aExitCode );

    LOGTEXT( _L8( "MmsMtmUi Opening Settings dialog" ) );

    dlg->ConstructL( R_SETTINGSDIALOG_MENUBAR );

    dlg->ExecuteLD( R_MMSUI_MMSSETTINGS );

    //return value ignored.

    // Save changes only if Back or ExitWithSave is selected

    if ( aExitCode==CMmsSettingsDialog::EMmsBack 

        ||  aExitCode==CMmsSettingsDialog::EMmsExitWithSave )

        {

        iWaitDialog =  new ( ELeave ) CAknWaitDialog( NULL );

        iWaitDialog->PrepareLC( SAVING_WAIT_NOTE );

        HBufC* text = StringLoader::LoadLC( R_MMS_SETTINGS_PROCESSING );

        iWaitDialog->SetTextL( *text );

        CleanupStack::PopAndDestroy(); // text

        iWaitDialog->SetCallback(this);

        iWaitDialog->RunLD();

        //Adding InputBlocker to avoid handling of user keypresses until the mmsclient operations have completed

        CAknInputBlock* inputBlock = CAknInputBlock::NewLC();

        iMmsClient.SetSettingsL( *iMmsSettings );

        iMmsClient.StoreSettingsL();

        CleanupStack::PopAndDestroy(inputBlock);                    

        if ( iWaitDialog )

            {

            iWaitDialog->ProcessFinishedL();

            iWaitDialog = NULL;

            }

        if ( aExitCode==CMmsSettingsDialog::EMmsExitWithSave )

            { // Change exit code if ExitWithSave is selected

            aExitCode = CMmsSettingsDialog::EMmsExit;

            }

        }

    }

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

// CMsvOperation* CMmsSettingsHandler::OpenServiceSettingsDialogL(TRequestStatus& aCompletionStatus)

// Handles MMS service settings

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

//

EXPORT_C CMsvOperation* CMmsSettingsHandler::OpenServiceSettingsDialogL( TRequestStatus& aCompletionStatus )

    {

    CMmsSettingsDialog::TMmsExitCode exitCode;

    LaunchSettingsDialogL( exitCode );

    return CompleteSettingsOperationL( aCompletionStatus, exitCode );

    }

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

// CMmsSettingsHandler::CreateDefaultServiceL

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

//

void CMmsSettingsHandler::RestoreDefaultSettingsL( TMmsFactorySettingsLevel aLevel ) const

    {

    iMmsSettings->RestoreFactorySettingsL( iMmsClient.Session(), aLevel );

    iMmsClient.SetSettingsL( *iMmsSettings );

    iMmsClient.StoreSettingsL();

    }

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

// DialogDismissedL

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

//

void CMmsSettingsHandler::DialogDismissedL( TInt /*aButtonId*/ ) 

    {

    iWaitDialog = NULL;

    }

// End of File