/*

* Copyright (c) 2008 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:  PIM permission check wrapper.

 *

*/

// PACKAGE

package com.nokia.mj.impl.pim;

import javax.microedition.pim.PIM;

import java.security.Permission;

import java.security.PermissionCollection;

import com.nokia.mj.impl.security.common.PermissionBase;

import com.nokia.mj.impl.security.utils.SecurityPromptMessage;

public class PIMPermissionImpl extends PermissionBase

{

    protected static final int OPERATION_ITEM_DELETION     = 1;

    protected static final int OPERATION_ITEM_COMMIT       = 2;

    protected static final int OPERATION_CATEGORY_DELETION = 3;

    protected static final String ACTION_READ_CONTACTS  = "read_contacts";

    protected static final String ACTION_WRITE_CONTACTS = "write_contacts";

    protected static final String ACTION_READ_TODOS     = "read_todos";

    protected static final String ACTION_WRITE_TODOS    = "write_todos";

    protected static final String ACTION_READ_EVENTS    = "read_events";

    protected static final String ACTION_WRITE_EVENTS   = "write_events";

    int iOperation ;

    String iListName = null;

    String iItemInfo = null;

    String iAction;

    PIMPermissionImpl(String aUri, String aAction)

    {

        super(aUri);

        iAction = aAction ;

    }

    PIMPermissionImpl(String aAction, String aItemInfo, String aListName, int aOperation)

    {

        super("pim://*");

        iOperation = aOperation;

        iListName = aListName;

        iItemInfo = aItemInfo;

        iAction = aAction;

    }

    /**

     * Returns the question (as localized text) associated with the security

     * prompt

     *

     * @return the localized text associated with the security prompt

     */

    public String getSecurityPromptQuestion(int aInteractionMode)

    {

        if (aInteractionMode == SESSION_INTERACTION_MODE ||

                aInteractionMode == BLANKET_INTERACTION_MODE)

        {

            return (SecurityPromptMessage.getInstance()).getText(

                       SecurityPromptMessage.QUESTION_ID_MANAGE_USER_DATA,

                       null);

        }

        // either provide own localized text

        // or use the pre-defined texts

        // Note: some permissions use the same text always (case in which the

        // ID and the params for the text could be chosen at this phase) and

        // some permissions use a more dynamic text, depending on the context

        // in which they are used, case in which the ID and the params could

        // come from the constructor

        if (iOperation == OPERATION_ITEM_DELETION)

        {

            if (iItemInfo == null)

            {

                return (SecurityPromptMessage.getInstance()).getText(

                           SecurityPromptMessage.QUESTION_ID_DELETING_UNNAMED_ITEM,

                           new String[] {iListName});

            }

            else

            {

                return (SecurityPromptMessage.getInstance()).getText(

                           SecurityPromptMessage.QUESTION_ID_DELETING_ITEM,

            }

        }

        else if (iOperation == OPERATION_ITEM_COMMIT)

        {

            if (iItemInfo == null)

            {

                return (SecurityPromptMessage.getInstance()).getText(

                           SecurityPromptMessage.QUESTION_ID_UPDATING_UNNAMED_ITEM,

                           new String[] {iListName});

            }

            else

            {

                return (SecurityPromptMessage.getInstance()).getText(

                           SecurityPromptMessage.QUESTION_ID_UPDATING_ITEM,

            }

        }

        else if (iOperation == OPERATION_CATEGORY_DELETION)

        {

            return (SecurityPromptMessage.getInstance()).getText(

                       SecurityPromptMessage.QUESTION_ID_DELETING_CATEGORY,

                       new String[] {iItemInfo, iListName});

        }

        else if (ACTION_READ_CONTACTS.equals(iAction))

        {

            return (SecurityPromptMessage.getInstance()).getText(

                       SecurityPromptMessage.QUESTION_ID_READING_CONTACTS,null);

        }

        else if (ACTION_READ_EVENTS.equals(iAction))

        {

            return (SecurityPromptMessage.getInstance()).getText(

                       SecurityPromptMessage.QUESTION_ID_READING_EVENTS,null);

        }

        else if (ACTION_READ_TODOS.equals(iAction))

        {

            return (SecurityPromptMessage.getInstance()).getText(

                       SecurityPromptMessage.QUESTION_ID_READING_TODOS,null);

        }

        else if (ACTION_WRITE_CONTACTS.equals(iAction))

        {

            return (SecurityPromptMessage.getInstance()).getText(

                       SecurityPromptMessage.QUESTION_ID_MODIFYING_CONTACTS,null);

        }

        else if (ACTION_WRITE_EVENTS.equals(iAction))

        {

            return (SecurityPromptMessage.getInstance()).getText(

                       SecurityPromptMessage.QUESTION_ID_MODIFYING_EVENTS,null);

        }

        else if (ACTION_WRITE_TODOS.equals(iAction))

        {

            return (SecurityPromptMessage.getInstance()).getText(

                       SecurityPromptMessage.QUESTION_ID_MODIFYING_TODOS,null);

        }

        else if (PermissionBase.matchActions(iAction, ACTION_READ_EVENTS + "," + ACTION_READ_TODOS))

        {

            // list a calendar

            return (SecurityPromptMessage.getInstance()).getText(

                       SecurityPromptMessage.QUESTION_ID_LISTING_CALENDARS,null);

        }

        else if (PermissionBase.matchActions(iAction, ACTION_WRITE_EVENTS + "," + ACTION_WRITE_TODOS))

        {

            if (iItemInfo == null)

            {

                // create calendar

                return (SecurityPromptMessage.getInstance()).getText(

                           SecurityPromptMessage.QUESTION_ID_ADDING_CALENDAR,null);

            }

            else

            {

                // delete calendar

                return (SecurityPromptMessage.getInstance()).getText(

                           SecurityPromptMessage.QUESTION_ID_DELETING_CALENDAR,

                           new String[] {iItemInfo});

            }

        }

        return null;

    }

    public String toString()

    {

        if (ACTION_READ_CONTACTS.equals(iAction))

        {

            return "javax.microedition.pim.ContactList.read";

        }

        else if (ACTION_READ_EVENTS.equals(iAction))

        {

            return "javax.microedition.pim.EventList.read";

        }

        else if (ACTION_READ_TODOS.equals(iAction))

        {

            return "javax.microedition.pim.ToDoList.read";

        }

        else if (ACTION_WRITE_CONTACTS.equals(iAction))

        {

            return "javax.microedition.pim.ContactList.write";

        }

        else if (ACTION_WRITE_EVENTS.equals(iAction))

        {

            return "javax.microedition.pim.EventList.write";

        }

        else if (ACTION_WRITE_TODOS.equals(iAction))

        {

            return "javax.microedition.pim.ToDoList.write";

        }

        else if (PermissionBase.matchActions(iAction, ACTION_READ_EVENTS + "," + ACTION_READ_TODOS))

        {

            return "javax.microedition.pim.EventList.read, javax.microedition.pim.ToDoList.read";

        }

        else if (PermissionBase.matchActions(iAction, ACTION_WRITE_EVENTS + "," + ACTION_WRITE_TODOS))

        {

            return "javax.microedition.pim.EventList.write, javax.microedition.pim.ToDoList.write";

        }

        return null;

    }

    public boolean implies(Permission p)

    {

        if (p instanceof PIMPermissionImpl)

        {

            PIMPermissionImpl per = (PIMPermissionImpl)p;

            if (PermissionBase.matchActions(iAction,per.iAction))

            {

                return true;

            }

        }

        return false;

    }

    public boolean equals(Object obj)

    {

        return true;

    }

    public int hashCode()

    {

        return 0;

    }

    public String getActions()

    {

        return iAction;

    }

    public PermissionCollection newPermissionCollection()

    {

        return null;

    }

}