/*

* Copyright (c) 2010 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:   

*   User authentication Dialog implementation

*

*/

/*

 */

// System includes

#include <eapqtvalidator.h>

#include <eapqtexpandedeaptype.h>

#include <eapqtconfiginterface.h>

#include <eapqtconfig.h>

#include <HbParameterLengthLimiter>

#include <HbTranslator>

#include <HbLineEdit>

#include <HbAction>

// User includes

#include "eapusernamepwddialog.h"

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "eapusernamepwddialogTraces.h"

#endif

/*!

 * \class EapUsernamePwdDialog

 * \brief Implements Username Password Input Dialog. 

 */

// External function prototypes

// Local constants

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

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

/*!

 * Constructor.

 * 

 * @param [in]  parameters Parameters for the Constructor.

 */

EapUsernamePwdDialog::EapUsernamePwdDialog(const QVariantMap &parameters) 

 :mEdit1(NULL), 

 mEdit2(NULL), 

 mUnameValidator(NULL),

 mPwdValidator(NULL),

 mTranslator(new HbTranslator("eapprompts")),

 mClose(false),

 mOkActionPressed(false)

{

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_EAPUSERNAMEPWDDIALOG_ENTRY );

    qDebug("EapUsernamePwdDialog::EapUsernamePwdDialog ENTER");

    createDialog(parameters);

    OstTraceFunctionExit0( EAPUSERNAMEPWDDIALOG_EAPUSERNAMEPWDDIALOG_EXIT );

    qDebug("EapUsernamePwdDialog::EapUsernamePwdDialog EXIT");

}

/*!

 * The construction of the dialog

 *

 * @param [in] parameters Parameters for the Construction of the dialog.

 */ 

void EapUsernamePwdDialog::createDialog(const QVariantMap &parameters )

{

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_CREATEDIALOG_ENTRY );

    qDebug("EapUsernamePwdDialog::createDialog ENTER");

    QString keyauthmethod("authmethod");    

    QString keyuname("username");

    QString keyeaptype("eaptype");

    QString unamestr;

    QString authMethodstr;

    //Get default username (if exists) and 

    //auth method strings from parameters   

    if ( parameters.empty() == false ) {

        if ( parameters.contains(keyuname) ) {

            QVariant variant = parameters.value(keyuname);

            unamestr = variant.toString();

            }

        if ( parameters.contains(keyauthmethod) ) {

            QVariant variant = parameters.value(keyauthmethod);

            authMethodstr = variant.toString();

            }    

        } 

    QString labelText1(HbParameterLengthLimiter(hbTrId("txt_occ_dialog_1_user_name")).arg(authMethodstr));

    QString labelText2(HbParameterLengthLimiter(hbTrId("txt_occ_dialog_password")));

    //Set the dialog to be on the screen until user reacts

    //by pressing any of the Action buttons

    this->setModal(true);

    this->setTimeout(HbPopup::NoTimeout);

    this->setAdditionalRowVisible(true);

    //Set the first Line Edit (user name) to be on the screen

    this->setPromptText(labelText1, 0);   

    mEdit1 = this->lineEdit(0);

    //Set default user name string

    mEdit1->setText(unamestr);

    //Set the second Line Edit (password) to be on the screen also

    this->setPromptText(labelText2, 1);   

    mEdit2 = this->lineEdit(1);        

    //Get the EAP type for the Line Edits (Validator)

    QByteArray ba;

    if ( parameters.contains(keyeaptype) ) {

        QVariant variant = parameters.value(keyeaptype);

        ba = variant.toByteArray();

        } 

    Q_ASSERT( ba.isEmpty() == false );    

    EapQtExpandedEapType e_type(ba);

    EapQtConfigInterface eap_config_if;

    mUnameValidator.reset(eap_config_if.validatorEap(e_type,

                EapQtConfig::Username));

    Q_ASSERT( mUnameValidator.isNull() == false );

    mUnameValidator->updateEditor(mEdit1);

    mPwdValidator.reset(eap_config_if.validatorEap(e_type,

                EapQtConfig::Password));

    Q_ASSERT( mPwdValidator.isNull() == false );

    mPwdValidator->updateEditor(mEdit2);

    //Remove all default actions from the dialog 

    QList<QAction*> action_list = this->actions();    

    for ( int i = 0; i < action_list.count(); i++ ) {

        this->removeAction(action_list.at(i));

        } 

    //Add a new Ok button action 

    HbAction* actionOk = new HbAction(hbTrId("txt_common_button_ok"),this); 

    this->addAction(actionOk);

    //Add a new Cancel button action

    HbAction* actionCancel = new HbAction(hbTrId("txt_common_button_cancel"),this);

    this->addAction( actionCancel );    

    bool connected = connect(actionOk, SIGNAL(triggered()), this, SLOT(okPressed()));

    Q_ASSERT(connected == true);

    connected = connect(actionCancel, SIGNAL(triggered()), this, SLOT(cancelPressed()));

    Q_ASSERT(connected == true);

    // Connect the about to close and hide signals, so that we are able to inform 

    // the caller that the dialog was closed   

    connected = connect(this, SIGNAL(aboutToClose()), this, SLOT(closingDialog()));

    Q_ASSERT(connected == true);

    connected = connect(this, SIGNAL(aboutToHide()), this, SLOT(closingDialog()));

    Q_ASSERT(connected == true);

    OstTraceFunctionExit0( DUP1_EAPUSERNAMEPWDDIALOG_CREATEDIALOG_EXIT );

    qDebug("EapUsernamePwdDialog::createDialog EXIT");

}

/*!

 * Destructor

 */

EapUsernamePwdDialog::~EapUsernamePwdDialog()

{

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_DEAPUSERNAMEPWDDIALOG_ENTRY );

    qDebug("EapUsernamePwdDialog::~EapUsernamePwdDialog");

    //The dialog widgets are deleted as the dialog is deleted

    // mPwdValidator:   scoped pointer deleted automatically

    // mUnameValidator: scoped pointer deleted automatically

    OstTraceFunctionExit0( EAPUSERNAMEPWDDIALOG_DEAPUSERNAMEPWDDIALOG_EXIT );

}

/*!

 * Line edit validator

 *

 * @return true if content is valid.

 */

bool EapUsernamePwdDialog::validate() const

{

    qDebug("EapUsernamePwdDialog::validate ENTER");

    bool valid = false;

    if ( mUnameValidator->validate(mEdit1->text())== EapQtValidator::StatusOk   && 

         mPwdValidator->validate(mEdit2->text()) == EapQtValidator::StatusOk ) {

        qDebug("EapUsernamePwdDialog::validate(): returns TRUE");

        valid = true;

    }

    qDebug("EapUsernamePwdDialog::validate EXIT");

    return valid;

}

/*!

 * Function is called when the Ok Action button is pressed

 */

void EapUsernamePwdDialog::okPressed()

{

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_OKPRESSED_ENTRY );

    qDebug("EapUsernamePwdDialog::okPressed ENTER");

    if ( validate() == true && mOkActionPressed == false ) {

            mOkActionPressed = true;

            QVariantMap data;

            data["username"] = mEdit1->text();

            data["password"] = mEdit2->text();

            qDebug("EapUsernamePwdDialog::okPressed: emit deviceDialogData");

            emit deviceDialogData(data); 

            closeDeviceDialog(true);

    }

    OstTraceFunctionExit0( EAPUSERNAMEPWDDIALOG_OKPRESSED_EXIT );

    qDebug("EapUsernamePwdDialog::okPressed EXIT");

}

/*!

 * Function is called when the Cancel Action button is pressed

 */

void EapUsernamePwdDialog::cancelPressed()

{

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_CANCELPRESSED_ENTRY );

    qDebug("EapUsernamePwdDialog::cancelPressed ENTER");

    if (!mClose) {

        mClose = true;

        closeDeviceDialog(true);

    }   

    qDebug("EapUsernamePwdDialog::cancelPressed EXIT");

    OstTraceFunctionExit0( EAPUSERNAMEPWDDIALOG_CANCELPRESSED_EXIT );

}

/*!

 * Function is called when the dialog is about to close

 */

void EapUsernamePwdDialog::closingDialog()

{

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_CLOSINGDIALOG_ENTRY );

    qDebug("EapUsernamePwdDialog::closingDialog ENTER");

    qDebug("EapUsernamePwdDialog::closingDialog EXIT");

    OstTraceFunctionExit0( EAPUSERNAMEPWDDIALOG_CLOSINGDIALOG_EXIT );

}

/*!

 * Device dialog parameters to be set while dialog is displayed.

 * Not supported. 

 *

 * @param [in] parameters NOT USED

 * @return true always.

 */  

bool EapUsernamePwdDialog::setDeviceDialogParameters

                (const QVariantMap &parameters)

{

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_SETDEVICEDIALOGPARAMETERS_ENTRY );

    Q_UNUSED(parameters)

    // changing the dialog after presenting it is not supported.

    OstTraceFunctionExit0( EAPUSERNAMEPWDDIALOG_SETDEVICEDIALOGPARAMETERS_EXIT );

    return true;

}

/*!

 * Not supported

 *

 * @return 0 always returned.

 */

int EapUsernamePwdDialog::deviceDialogError() const

{

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_DEVICEDIALOGERROR_ENTRY );

    OstTraceFunctionExit0( EAPUSERNAMEPWDDIALOG_DEVICEDIALOGERROR_EXIT);

    return 0;

}

/*!

 * Dialog is closed and the signal about closing is emitted

 *

 * @param [in] byClient indicates when the user closes the dialog

 */

void EapUsernamePwdDialog::closeDeviceDialog(bool byClient)

{   

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_CLOSEDEVICEDIALOG_ENTRY );

    qDebug("EapUsernamePwdDialog::closeDeviceDialog ENTER");

    //If the user closes the dialog, then the deviceDialogClosed is emitted

    if ( byClient == true )

        {

        qDebug("EapUsernamePwdDialog::closeDeviceDialog: emit deviceDialogClosed");

        emit deviceDialogClosed();

        }

    qDebug("EapUsernamePwdDialog::closeDeviceDialog EXIT");

    OstTraceFunctionExit0( EAPUSERNAMEPWDDIALOG_CLOSEDEVICEDIALOG_EXIT );

}

/*!

 * This dialog widget is returned to the caller

 *

 * @return this dialog widget

 */

HbPopup *EapUsernamePwdDialog::deviceDialogWidget() const

{

    OstTraceFunctionEntry0( EAPUSERNAMEPWDDIALOG_DEVICEDIALOGWIDGET_ENTRY );

    OstTraceFunctionExit0( EAPUSERNAMEPWDDIALOG_DEVICEDIALOGWIDGET_EXIT );

    return const_cast<EapUsernamePwdDialog*>(this);

}