/*
 * Copyright (C) 2005-2007 Alfresco Software Limited.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

 * As a special exception to the terms and conditions of version 2.0 of 
 * the GPL, you may redistribute this Program in connection with Free/Libre 
 * and Open Source Software ("FLOSS") applications as described in Alfresco's 
 * FLOSS exception.  You should have recieved a copy of the text describing 
 * the FLOSS exception, and it is also available here: 
 * http://www.alfresco.com/legal/licensing"
 */
package org.alfresco.web.bean.groups;

import java.text.MessageFormat;
import java.util.Map;

import javax.faces.application.FacesMessage;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.validator.ValidatorException;

import org.alfresco.service.cmr.security.AuthorityType;
import org.alfresco.web.app.Application;
import org.alfresco.web.bean.GroupsDialog;

import org.alfresco.web.bean.repository.Repository;
import org.alfresco.web.ui.common.Utils;

public class CreateGroupDialog extends GroupsDialog
{
    private static final String MSG_ERR_EXISTS = "groups_err_exists";

    private static final String BUTTON_NEW_GROUP = "new_group";

    @Override
    protected String finishImpl(FacesContext context, String outcome) throws Exception
    {
        try
        {
            // create new Group using Authentication Service
            String groupName = properties.getAuthService().getName(AuthorityType.GROUP, properties.getName());
            if (properties.getAuthService().authorityExists(groupName) == false)
            {
                properties.getAuthService().createAuthority(AuthorityType.GROUP, properties.getActionGroup(), properties.getName());
            }
            else
            {
                Utils.addErrorMessage(Application.getMessage(context, MSG_ERR_EXISTS));
                outcome = null;
            }
        }
        catch (Throwable err)
        {
            Utils.addErrorMessage(MessageFormat.format(Application.getMessage(context, Repository.ERROR_GENERIC), err.getMessage()), err);
            outcome = null;
        }
        
        if (outcome == null)
        {
            isFinished = false;
        }
        
        return outcome;
    }

    @Override
    public void init(Map<String, String> parameters)
    {
        super.init(parameters);
        properties.setName("");
    }

    public void validateGroupName(FacesContext context, UIComponent component, Object value) throws ValidatorException
    {
        String name = (String) value;
        if (name.indexOf('\'') != -1 || name.indexOf('"') != -1 || name.indexOf('\\') != -1)
        {
            String err = MessageFormat.format(Application.getMessage(context, "groups_err_group_name"), new Object[] { "', \", \\" });
            throw new ValidatorException(new FacesMessage(err));
        }
    }

    @Override
    public String getFinishButtonLabel()
    {
        return Application.getMessage(FacesContext.getCurrentInstance(), BUTTON_NEW_GROUP);
    }

}